Simple media player
usage: ffplay [options] input_file

Main options:
-L                  show license
-h topic            show help
-? topic            show help
-help topic         show help
--help topic        show help
-version            show version
-buildconf          show build configuration
-formats            show available formats
-muxers             show available muxers
-demuxers           show available demuxers
-devices            show available devices
-codecs             show available codecs
-decoders           show available decoders
-encoders           show available encoders
-bsfs               show available bit stream filters
-protocols          show available protocols
-filters            show available filters
-pix_fmts           show available pixel formats
-layouts            show standard channel layouts
-sample_fmts        show available audio sample formats
-colors             show available color names
-loglevel loglevel  set logging level
-v loglevel         set logging level
-report             generate a report
-max_alloc bytes    set maximum size of a single allocated block
-sources device     list sources of the input device
-sinks device       list sinks of the output device
-x width            force displayed width
-y height           force displayed height
-s size             set frame size (WxH or abbreviation)
-fs                 force full screen
-an                 disable audio
-vn                 disable video
-sn                 disable subtitling
-ss pos             seek to a given position in seconds
-t duration         play  "duration" seconds of audio/video
-bytes val          seek by bytes 0=off 1=on -1=auto
-seek_interval seconds  set seek interval for left/right keys, in seconds
-nodisp             disable graphical display
-noborder           borderless window
-alwaysontop        window always on top
-volume volume      set startup volume 0=min 100=max
-f fmt              force format
-window_title window title  set window title
-af filter_graph    set audio filters
-showmode mode      select show mode (0 = video, 1 = waves, 2 = RDFT)
-i input_file       read specified file
-codec decoder_name  force decoder
-autorotate         automatically rotate video

Advanced options:
-cpuflags flags     force specific cpu flags
-hide_banner hide_banner  do not show program banner
-ast stream_specifier  select desired audio stream
-vst stream_specifier  select desired video stream
-sst stream_specifier  select desired subtitle stream
-pix_fmt format     set pixel format
-stats              show status
-fast               non spec compliant optimizations
-genpts             generate pts
-drp                let decoder reorder pts 0=off 1=on -1=auto
-lowres             
-sync type          set audio-video sync. type (type=audio/video/ext)
-autoexit           exit at the end
-exitonkeydown      exit on key down
-exitonmousedown    exit on mouse down
-loop loop count    set number of times the playback shall be looped
-framedrop          drop frames when cpu is too slow
-infbuf             don't limit the input buffer size (useful with realtime streams)
-left x pos         set the x position for the left of the window
-top y pos          set the y position for the top of the window
-vf filter_graph    set video filters
-rdftspeed msecs    rdft speed
-default            generic catch all option
-acodec decoder_name  force audio decoder
-scodec decoder_name  force subtitle decoder
-vcodec decoder_name  force video decoder
-find_stream_info   read and decode the streams to fill missing information with heuristics
-filter_threads     number of filter threads per graph


AVCodecContext AVOptions:
  -flags             <flags>      ED.VAS..... (default 0)
     unaligned                    .D.V....... allow decoders to produce unaligned output
     gray                         ED.V....... only decode/encode grayscale
     truncated                    .D.V....... Input bitstream might be randomly truncated
     low_delay                    ED.V....... force low delay
     bitexact                     ED.VAS..... use only bitexact functions (except (I)DCT)
     output_corrupt               .D.V....... Output even potentially corrupted frames
     drop_changed                 .D.VA...... Drop frames whose parameters differ from first decoded frame
  -flags2            <flags>      ED.VAS..... (default 0)
     ignorecrop                   .D.V....... ignore cropping information from sps
     chunks                       .D.V....... Frame data might be split into multiple chunks
     showall                      .D.V....... Show all frames before the first keyframe
     export_mvs                   .D.V....... export motion vectors through frame side data
     skip_manual                  .D..A...... do not skip samples and export skip information as frame side data
     ass_ro_flush_noop              .D...S..... do not reset ASS ReadOrder field on flush
  -export_side_data  <flags>      ED.VAS..... Export metadata as side data (default 0)
     mvs                          .D.V....... export motion vectors through frame side data
     venc_params                  .D.V....... export video encoding parameters through frame side data
     film_grain                   .D.V....... export film grain parameters through frame side data
  -ar                <int>        ED..A...... set audio sampling rate (in Hz) (from 0 to INT_MAX) (default 0)
  -ac                <int>        ED..A...... set number of audio channels (from 0 to INT_MAX) (default 0)
  -bug               <flags>      .D.V....... work around not autodetected encoder bugs (default autodetect)
     autodetect                   .D.V.......
     xvid_ilace                   .D.V....... Xvid interlacing bug (autodetected if FOURCC == XVIX)
     ump4                         .D.V....... (autodetected if FOURCC == UMP4)
     no_padding                   .D.V....... padding bug (autodetected)
     amv                          .D.V.......
     qpel_chroma                  .D.V.......
     std_qpel                     .D.V....... old standard qpel (autodetected per FOURCC/version)
     qpel_chroma2                 .D.V.......
     direct_blocksize              .D.V....... direct-qpel-blocksize bug (autodetected per FOURCC/version)
     edge                         .D.V....... edge padding bug (autodetected per FOURCC/version)
     hpel_chroma                  .D.V.......
     dc_clip                      .D.V.......
     ms                           .D.V....... work around various bugs in Microsoft's broken decoders
     trunc                        .D.V....... truncated frames
     iedge                        .D.V.......
  -strict            <int>        ED.VA...... how strictly to follow the standards (from INT_MIN to INT_MAX) (default normal)
     very            2            ED.VA...... strictly conform to a older more strict version of the spec or reference software
     strict          1            ED.VA...... strictly conform to all the things in the spec no matter what the consequences
     normal          0            ED.VA......
     unofficial      -1           ED.VA...... allow unofficial extensions
     experimental    -2           ED.VA...... allow non-standardized experimental things
  -err_detect        <flags>      ED.VAS..... set error detection flags (default 0)
     crccheck                     ED.VAS..... verify embedded CRCs
     bitstream                    ED.VAS..... detect bitstream specification deviations
     buffer                       ED.VAS..... detect improper bitstream length
     explode                      ED.VAS..... abort decoding on minor error detection
     ignore_err                   ED.VAS..... ignore errors
     careful                      ED.VAS..... consider things that violate the spec, are fast to check and have not been seen in the wild as errors
     compliant                    ED.VAS..... consider all spec non compliancies as errors
     aggressive                   ED.VAS..... consider things that a sane encoder should not do as an error
  -idct              <int>        ED.V....... select IDCT implementation (from 0 to INT_MAX) (default auto)
     auto            0            ED.V.......
     int             1            ED.V.......
     simple          2            ED.V.......
     simplemmx       3            ED.V.......
     arm             7            ED.V.......
     altivec         8            ED.V.......
     simplearm       10           ED.V.......
     simplearmv5te   16           ED.V.......
     simplearmv6     17           ED.V.......
     simpleneon      22           ED.V.......
     xvid            14           ED.V.......
     xvidmmx         14           ED.V....... deprecated, for compatibility only
     faani           20           ED.V....... floating point AAN IDCT
     simpleauto      128          ED.V.......
  -ec                <flags>      .D.V....... set error concealment strategy (default guess_mvs+deblock)
     guess_mvs                    .D.V....... iterative motion vector (MV) search (slow)
     deblock                      .D.V....... use strong deblock filter for damaged MBs
     favor_inter                  .D.V....... favor predicting from the previous frame
  -debug             <flags>      ED.VAS..... print specific debug info (default 0)
     pict                         .D.V....... picture info
     bitstream                    .D.V.......
     mb_type                      .D.V....... macroblock (MB) type
     qp                           .D.V....... per-block quantization parameter (QP)
     dct_coeff                    .D.V.......
     green_metadata               .D.V.......
     skip                         .D.V.......
     startcode                    .D.V.......
     er                           .D.V....... error recognition
     mmco                         .D.V....... memory management control operations (H.264)
     bugs                         .D.V.......
     buffers                      .D.V....... picture buffer allocations
     thread_ops                   .D.VA...... threading operations
     nomc                         .D.VA...... skip motion compensation
  -threads           <int>        ED.VA...... set the number of threads (from 0 to INT_MAX) (default 1)
     auto            0            ED.V....... autodetect a suitable number of threads to use
  -skip_top          <int>        .D.V....... number of macroblock rows at the top which are skipped (from INT_MIN to INT_MAX) (default 0)
  -skip_bottom       <int>        .D.V....... number of macroblock rows at the bottom which are skipped (from INT_MIN to INT_MAX) (default 0)
  -lowres            <int>        .D.VA...... decode at 1= 1/2, 2=1/4, 3=1/8 resolutions (from 0 to INT_MAX) (default 0)
  -skip_loop_filter  <int>        .D.V....... skip loop filtering process for the selected frames (from INT_MIN to INT_MAX) (default default)
     none            -16          .D.V....... discard no frame
     default         0            .D.V....... discard useless frames
     noref           8            .D.V....... discard all non-reference frames
     bidir           16           .D.V....... discard all bidirectional frames
     nokey           32           .D.V....... discard all frames except keyframes
     nointra         24           .D.V....... discard all frames except I frames
     all             48           .D.V....... discard all frames
  -skip_idct         <int>        .D.V....... skip IDCT/dequantization for the selected frames (from INT_MIN to INT_MAX) (default default)
     none            -16          .D.V....... discard no frame
     default         0            .D.V....... discard useless frames
     noref           8            .D.V....... discard all non-reference frames
     bidir           16           .D.V....... discard all bidirectional frames
     nokey           32           .D.V....... discard all frames except keyframes
     nointra         24           .D.V....... discard all frames except I frames
     all             48           .D.V....... discard all frames
  -skip_frame        <int>        .D.V....... skip decoding for the selected frames (from INT_MIN to INT_MAX) (default default)
     none            -16          .D.V....... discard no frame
     default         0            .D.V....... discard useless frames
     noref           8            .D.V....... discard all non-reference frames
     bidir           16           .D.V....... discard all bidirectional frames
     nokey           32           .D.V....... discard all frames except keyframes
     nointra         24           .D.V....... discard all frames except I frames
     all             48           .D.V....... discard all frames
  -channel_layout    <uint64>     ED..A...... (from 0 to 1.84467e+19) (default 0)
  -request_channel_layout <uint64>     .D..A...... (from 0 to 1.84467e+19) (default 0)
  -ticks_per_frame   <int>        ED.VA...... (from 1 to INT_MAX) (default 1)
  -color_primaries   <int>        ED.V....... color primaries (from 1 to INT_MAX) (default unknown)
     bt709           1            ED.V....... BT.709
     unknown         2            ED.V....... Unspecified
     bt470m          4            ED.V....... BT.470 M
     bt470bg         5            ED.V....... BT.470 BG
     smpte170m       6            ED.V....... SMPTE 170 M
     smpte240m       7            ED.V....... SMPTE 240 M
     film            8            ED.V....... Film
     bt2020          9            ED.V....... BT.2020
     smpte428        10           ED.V....... SMPTE 428-1
     smpte428_1      10           ED.V....... SMPTE 428-1
     smpte431        11           ED.V....... SMPTE 431-2
     smpte432        12           ED.V....... SMPTE 422-1
     jedec-p22       22           ED.V....... JEDEC P22
     ebu3213         22           ED.V....... EBU 3213-E
     unspecified     2            ED.V....... Unspecified
  -color_trc         <int>        ED.V....... color transfer characteristics (from 1 to INT_MAX) (default unknown)
     bt709           1            ED.V....... BT.709
     unknown         2            ED.V....... Unspecified
     gamma22         4            ED.V....... BT.470 M
     gamma28         5            ED.V....... BT.470 BG
     smpte170m       6            ED.V....... SMPTE 170 M
     smpte240m       7            ED.V....... SMPTE 240 M
     linear          8            ED.V....... Linear
     log100          9            ED.V....... Log
     log316          10           ED.V....... Log square root
     iec61966-2-4    11           ED.V....... IEC 61966-2-4
     bt1361e         12           ED.V....... BT.1361
     iec61966-2-1    13           ED.V....... IEC 61966-2-1
     bt2020-10       14           ED.V....... BT.2020 - 10 bit
     bt2020-12       15           ED.V....... BT.2020 - 12 bit
     smpte2084       16           ED.V....... SMPTE 2084
     smpte428        17           ED.V....... SMPTE 428-1
     arib-std-b67    18           ED.V....... ARIB STD-B67
     unspecified     2            ED.V....... Unspecified
     log             9            ED.V....... Log
     log_sqrt        10           ED.V....... Log square root
     iec61966_2_4    11           ED.V....... IEC 61966-2-4
     bt1361          12           ED.V....... BT.1361
     iec61966_2_1    13           ED.V....... IEC 61966-2-1
     bt2020_10bit    14           ED.V....... BT.2020 - 10 bit
     bt2020_12bit    15           ED.V....... BT.2020 - 12 bit
     smpte428_1      17           ED.V....... SMPTE 428-1
  -colorspace        <int>        ED.V....... color space (from 0 to INT_MAX) (default unknown)
     rgb             0            ED.V....... RGB
     bt709           1            ED.V....... BT.709
     unknown         2            ED.V....... Unspecified
     fcc             4            ED.V....... FCC
     bt470bg         5            ED.V....... BT.470 BG
     smpte170m       6            ED.V....... SMPTE 170 M
     smpte240m       7            ED.V....... SMPTE 240 M
     ycgco           8            ED.V....... YCGCO
     bt2020nc        9            ED.V....... BT.2020 NCL
     bt2020c         10           ED.V....... BT.2020 CL
     smpte2085       11           ED.V....... SMPTE 2085
     chroma-derived-nc 12           ED.V....... Chroma-derived NCL
     chroma-derived-c 13           ED.V....... Chroma-derived CL
     ictcp           14           ED.V....... ICtCp
     unspecified     2            ED.V....... Unspecified
     ycocg           8            ED.V....... YCGCO
     bt2020_ncl      9            ED.V....... BT.2020 NCL
     bt2020_cl       10           ED.V....... BT.2020 CL
  -color_range       <int>        ED.V....... color range (from 0 to INT_MAX) (default unknown)
     unknown         0            ED.V....... Unspecified
     tv              1            ED.V....... MPEG (219*2^(n-8))
     pc              2            ED.V....... JPEG (2^n-1)
     unspecified     0            ED.V....... Unspecified
     mpeg            1            ED.V....... MPEG (219*2^(n-8))
     jpeg            2            ED.V....... JPEG (2^n-1)
  -chroma_sample_location <int>        ED.V....... chroma sample location (from 0 to INT_MAX) (default unknown)
     unknown         0            ED.V....... Unspecified
     left            1            ED.V....... Left
     center          2            ED.V....... Center
     topleft         3            ED.V....... Top-left
     top             4            ED.V....... Top
     bottomleft      5            ED.V....... Bottom-left
     bottom          6            ED.V....... Bottom
     unspecified     0            ED.V....... Unspecified
  -thread_type       <flags>      ED.VA...... select multithreading type (default slice+frame)
     slice                        ED.V.......
     frame                        ED.V.......
  -request_sample_fmt <sample_fmt> .D..A...... sample format audio decoders should prefer (default none)
  -sub_charenc       <string>     .D...S..... set input text subtitles character encoding
  -sub_charenc_mode  <flags>      .D...S..... set input text subtitles character encoding mode (default 0)
     do_nothing                   .D...S.....
     auto                         .D...S.....
     pre_decoder                  .D...S.....
     ignore                       .D...S.....
  -sub_text_format   <int>        .D...S..... set decoded text subtitle format (from 0 to 1) (default ass)
     ass             0            .D...S.....
  -apply_cropping    <boolean>    .D.V....... (default true)
  -skip_alpha        <boolean>    .D.V....... Skip processing alpha (default false)
  -field_order       <int>        ED.V....... Field order (from 0 to 5) (default 0)
     progressive     1            ED.V.......
     tt              2            ED.V.......
     bb              3            ED.V.......
     tb              4            ED.V.......
     bt              5            ED.V.......
  -dump_separator    <string>     ED.VAS..... set information dump field separator
  -codec_whitelist   <string>     .D.VAS..... List of decoders that are allowed to be used
  -max_pixels        <int64>      ED.VAS..... Maximum number of pixels (from 0 to INT_MAX) (default INT_MAX)
  -max_samples       <int64>      ED..A...... Maximum number of samples (from 0 to INT_MAX) (default INT_MAX)
  -hwaccel_flags     <flags>      .D.V....... (default ignore_level)
     ignore_level                 .D.V....... ignore level even if the codec level used is unknown or higher than the maximum supported level reported by the hardware driver
     allow_high_depth              .D.V....... allow to output YUV pixel formats with a different chroma sampling than 4:2:0 and/or other than 8 bits per component
     allow_profile_mismatch              .D.V....... attempt to decode anyway if HW accelerated decoder's supported profiles do not exactly match the stream
  -extra_hw_frames   <int>        .D.V....... Number of extra hardware frames to allocate for the user (from -1 to INT_MAX) (default -1)
  -discard_damaged_percentage <int>        .D.V....... Percentage of damaged samples to discard a frame (from 0 to 100) (default 95)

amv encoder AVOptions:

APNG encoder AVOptions:

cfhd AVOptions:

cinepak AVOptions:

cljr encoder AVOptions:

dnxhd AVOptions:

dvvideo encoder AVOptions:

exr AVOptions:

ffv1 encoder AVOptions:

ffvhuff AVOptions:

flv encoder AVOptions:

GIF encoder AVOptions:

h261 encoder AVOptions:

H.263 encoder AVOptions:

H.263p encoder AVOptions:

huffyuv AVOptions:

jpeg 2000 encoder AVOptions:

jpegls AVOptions:

ljpeg AVOptions:

magicyuv AVOptions:

mjpeg encoder AVOptions:

mpeg1video encoder AVOptions:

mpeg2video encoder AVOptions:

MPEG4 encoder AVOptions:

msmpeg4v2 encoder AVOptions:

msmpeg4v3 encoder AVOptions:

PNG encoder AVOptions:

ProRes encoder AVOptions:

ProResAw encoder AVOptions:

ProRes encoder AVOptions:

RoQ AVOptions:

rpza AVOptions:

rv10 encoder AVOptions:

rv20 encoder AVOptions:

sgi AVOptions:

snow encoder AVOptions:

speedhq encoder AVOptions:

sunrast AVOptions:

svq1enc AVOptions:

targa AVOptions:

TIFF encoder AVOptions:

utvideo AVOptions:

SMPTE VC-2 encoder AVOptions:

wmv1 encoder AVOptions:

wmv2 encoder AVOptions:

AAC encoder AVOptions:

AC-3 Encoder AVOptions:

Fixed-Point AC-3 Encoder AVOptions:

alacenc AVOptions:

DCA (DTS Coherent Acoustics) AVOptions:

E-AC-3 Encoder AVOptions:

FLAC encoder AVOptions:

Opus encoder AVOptions:

sbc encoder AVOptions:

WavPack encoder AVOptions:

adpcm_argo AVOptions:

g726 AVOptions:

g726le AVOptions:

adpcm_ima_amv AVOptions:

adpcm_ima_alp AVOptions:

adpcm_ima_apm AVOptions:

adpcm_ima_qt AVOptions:

adpcm_ima_ssi AVOptions:

adpcm_ima_wav AVOptions:

adpcm_ima_ws AVOptions:

adpcm_ms AVOptions:

adpcm_swf AVOptions:

adpcm_yamaha AVOptions:

VOBSUB subtitle encoder AVOptions:

MOV text enoder AVOptions:

libaom-av1 encoder AVOptions:

libmp3lame encoder AVOptions:

libopencore_amrnb AVOptions:

libopenjpeg AVOptions:

libopus AVOptions:

libspeex AVOptions:

libvo_amrwbenc AVOptions:

libvorbis AVOptions:

libvpx-vp8 encoder AVOptions:

libvpx-vp9 encoder AVOptions:

libwebp_anim AVOptions:

libwebp AVOptions:

libx264 AVOptions:

libx264rgb AVOptions:

libx265 AVOptions:

libxvid AVOptions:

h264_amf AVOptions:

h264_nvenc AVOptions:

h264_qsv encoder AVOptions:

hevc_amf AVOptions:

hevc_nvenc AVOptions:

hevc_qsv encoder AVOptions:

mjpeg_qsv encoder AVOptions:

mpeg2_qsv encoder AVOptions:

vp9_qsv encoder AVOptions:

EXR AVOptions:
  -layer             <string>     .D.V....... Set the decoding layer (default "")
  -part              <int>        .D.V....... Set the decoding part (from 0 to INT_MAX) (default 0)
  -gamma             <float>      .D.V....... Set the float gamma value when decoding (from 0.001 to FLT_MAX) (default 1)
  -apply_trc         <int>        .D.V....... color transfer characteristics to apply to EXR linear input (from 1 to 18) (default gamma)
     bt709           1            .D.V....... BT.709
     gamma           2            .D.V....... gamma
     gamma22         4            .D.V....... BT.470 M
     gamma28         5            .D.V....... BT.470 BG
     smpte170m       6            .D.V....... SMPTE 170 M
     smpte240m       7            .D.V....... SMPTE 240 M
     linear          8            .D.V....... Linear
     log             9            .D.V....... Log
     log_sqrt        10           .D.V....... Log square root
     iec61966_2_4    11           .D.V....... IEC 61966-2-4
     bt1361          12           .D.V....... BT.1361
     iec61966_2_1    13           .D.V....... IEC 61966-2-1
     bt2020_10bit    14           .D.V....... BT.2020 - 10 bit
     bt2020_12bit    15           .D.V....... BT.2020 - 12 bit
     smpte2084       16           .D.V....... SMPTE ST 2084
     smpte428_1      17           .D.V....... SMPTE ST 428-1

FIC decoder AVOptions:
  -skip_cursor       <boolean>    .D.V....... skip the cursor (default false)

FITS decoder AVOptions:
  -blank_value       <int>        .D.V....... value that is used to replace BLANK pixels in data array (from 0 to 65535) (default 0)

frwu Decoder AVOptions:
  -change_field_order <boolean>    .D.V....... Change field order (default false)

gif decoder AVOptions:
  -trans_color       <int>        .D.V....... color value (ARGB) that is used instead of transparent color (from 0 to UINT32_MAX) (default 16777215)

H264 Decoder AVOptions:
  -is_avc            <boolean>    .D.V..X.... is avc (default false)
  -nal_length_size   <int>        .D.V..X.... nal_length_size (from 0 to 4) (default 0)
  -enable_er         <boolean>    .D.V....... Enable error resilience on damaged frames (unsafe) (default auto)
  -x264_build        <int>        .D.V....... Assume this x264 version if no x264 version found in any SEI (from -1 to INT_MAX) (default -1)

h264_qsv AVOptions:
  -async_depth       <int>        .D.V....... Internal parallelization depth, the higher the value the higher the latency. (from 1 to INT_MAX) (default 4)
  -gpu_copy          <int>        .D.V....... A GPU-accelerated copy between video and system memory (from 0 to 2) (default default)
     default         0            .D.V.......
     on              1            .D.V.......
     off             2            .D.V.......

HEVC decoder AVOptions:
  -apply_defdispwin  <boolean>    .D.V....... Apply default display window from VUI (default false)
  -strict-displaywin <boolean>    .D.V....... stricly apply default display window size (default false)

hevc_qsv AVOptions:
  -async_depth       <int>        .D.V....... Internal parallelization depth, the higher the value the higher the latency. (from 1 to INT_MAX) (default 4)
  -load_plugin       <int>        .D.V....... A user plugin to load in an internal session (from 0 to 2) (default hevc_hw)
     none            0            .D.V.......
     hevc_sw         1            .D.V.......
     hevc_hw         2            .D.V.......
  -load_plugins      <string>     .D.V....... A :-separate list of hexadecimal plugin UIDs to load in an internal session (default "")
  -gpu_copy          <int>        .D.V....... A GPU-accelerated copy between video and system memory (from 0 to 2) (default default)
     default         0            .D.V.......
     on              1            .D.V.......
     off             2            .D.V.......

jpeg2000 AVOptions:
  -lowres            <int>        .D.V....... Lower the decoding resolution by a power of two (from 0 to 33) (default 0)

MJPEG decoder AVOptions:
  -extern_huff       <boolean>    .D.V....... Use external huffman table. (default false)

MPEG4 Video Decoder AVOptions:

mpeg2_qsv AVOptions:
  -async_depth       <int>        .D.V....... Internal parallelization depth, the higher the value the higher the latency. (from 1 to INT_MAX) (default 4)
  -gpu_copy          <int>        .D.V....... A GPU-accelerated copy between video and system memory (from 0 to 2) (default default)
     default         0            .D.V.......
     on              1            .D.V.......
     off             2            .D.V.......

photocd AVOptions:
  -lowres            <int>        .D.V....... Lower the decoding resolution by a power of two (from 0 to 4) (default 0)

rasc decoder AVOptions:
  -skip_cursor       <boolean>    .D.V....... skip the cursor (default false)

rawdec AVOptions:
  -top               <boolean>    .D.V....... top field first (default auto)

SMPTE 302M Decoder AVOptions:
  -non_pcm_mode      <int>        .D..A...... Chooses what to do with NON-PCM (from 0 to 3) (default decode_drop)
     copy            0            .D..A...... Pass NON-PCM through unchanged
     drop            1            .D..A...... Drop NON-PCM
     decode_copy     2            .D..A...... Decode if possible else passthrough
     decode_drop     3            .D..A...... Decode if possible else drop

TIFF decoder AVOptions:
  -subimage          <boolean>    .D.V....... decode subimage instead if available (default false)
  -thumbnail         <boolean>    .D.V....... decode embedded thumbnail subimage instead if available (default false)
  -page              <int>        .D.V....... page number of multi-page image to decode (starting from 1) (from 0 to 65535) (default 0)

V210 Decoder AVOptions:
  -custom_stride     <int>        .D.V....... Custom V210 stride (from INT_MIN to INT_MAX) (default 0)

vc1_qsv AVOptions:
  -async_depth       <int>        .D.V....... Internal parallelization depth, the higher the value the higher the latency. (from 1 to INT_MAX) (default 4)
  -gpu_copy          <int>        .D.V....... A GPU-accelerated copy between video and system memory (from 0 to 2) (default default)
     default         0            .D.V.......
     on              1            .D.V.......
     off             2            .D.V.......

AAC decoder AVOptions:
  -dual_mono_mode    <int>        .D..A...... Select the channel to decode for dual mono (from -1 to 2) (default auto)
     auto            -1           .D..A...... autoselection
     main            1            .D..A...... Select Main/Left channel
     sub             2            .D..A...... Select Sub/Right channel
     both            0            .D..A...... Select both channels

AC3 decoder AVOptions:
  -cons_noisegen     <boolean>    .D..A...... enable consistent noise generation (default false)
  -drc_scale         <float>      .D..A...... percentage of dynamic range compression to apply (from 0 to 6) (default 1)
  -heavy_compr       <boolean>    .D..A...... enable heavy dynamic range compression (default false)
  -target_level      <int>        .D..A...... target level in -dBFS (0 not applied) (from -31 to 0) (default 0)

Fixed-Point AC-3 Decoder AVOptions:
  -cons_noisegen     <boolean>    .D..A...... enable consistent noise generation (default false)
  -drc_scale         <float>      .D..A...... percentage of dynamic range compression to apply (from 0 to 6) (default 1)
  -heavy_compr       <boolean>    .D..A...... enable heavy dynamic range compression (default false)

alac AVOptions:
  -extra_bits_bug    <boolean>    .D..A...... Force non-standard decoding process (default false)

APE decoder AVOptions:
  -max_samples       <int>        .D..A...... maximum number of samples decoded per call (from 1 to INT_MAX) (default 4608)
     all             2147483647   .D..A...... no maximum. decode all samples for each packet at once

DCA decoder AVOptions:
  -core_only         <boolean>    .D..A...... Decode core only without extensions (default false)

E-AC3 decoder AVOptions:
  -cons_noisegen     <boolean>    .D..A...... enable consistent noise generation (default false)
  -drc_scale         <float>      .D..A...... percentage of dynamic range compression to apply (from 0 to 6) (default 1)
  -heavy_compr       <boolean>    .D..A...... enable heavy dynamic range compression (default false)
  -target_level      <int>        .D..A...... target level in -dBFS (0 not applied) (from -31 to 0) (default 0)

evrc AVOptions:
  -postfilter        <boolean>    .D..A...... enable postfilter (default true)

FLAC decoder AVOptions:
  -use_buggy_lpc     <boolean>    .D..A...... emulate old buggy lavc behavior (default false)

G.723.1 decoder AVOptions:
  -postfilter        <boolean>    .D..A...... enable postfilter (default true)

Opus Decoder AVOptions:
  -apply_phase_inv   <boolean>    .D..A...... Apply intensity stereo phase inversion (default true)

TTA Decoder AVOptions:
  -password          <string>     .D..A...... Set decoding password

g722 decoder AVOptions:
  -bits_per_codeword <int>        .D..A...... Bits per G722 codeword (from 6 to 8) (default 8)

Closed caption Decoder AVOptions:
  -real_time         <boolean>    .D...S..... emit subtitle events as they are decoded for real-time display (default false)
  -data_field        <int>        .D...S..... select data field (from -1 to 1) (default auto)
     auto            -1           .D...S..... pick first one that appears
     first           0            .D...S.....
     second          1            .D...S.....

DVB Sub Decoder AVOptions:
  -compute_edt       <boolean>    .D...S..... compute end of time using pts or timeout (default false)
  -compute_clut      <boolean>    .D...S..... compute clut when not available(-1) or only once (-2) or always(1) or never(0) (default auto)
  -dvb_substream     <int>        .D...S.....  (from -1 to 63) (default -1)

dvdsubdec AVOptions:
  -palette           <string>     .D...S..... set the global palette
  -ifo_palette       <string>     .D...S..... obtain the global palette from .IFO file
  -forced_subs_only  <boolean>    .D...S..... Only show forced subtitles (default false)

MOV text decoder AVOptions:
  -width             <int>        .D...S..... Frame width, usually video width (from 0 to INT_MAX) (default 0)
  -height            <int>        .D...S..... Frame height, usually video height (from 0 to INT_MAX) (default 0)

PGS subtitle decoder AVOptions:
  -forced_subs_only  <boolean>    .D...S..... Only show forced subtitles (default false)

pjs decoder AVOptions:
  -keep_ass_markup   <boolean>    .D...S..... Set if ASS tags must be escaped (default false)

stl decoder AVOptions:
  -keep_ass_markup   <boolean>    .D...S..... Set if ASS tags must be escaped (default false)

subviewer1 decoder AVOptions:
  -keep_ass_markup   <boolean>    .D...S..... Set if ASS tags must be escaped (default false)

text decoder AVOptions:
  -keep_ass_markup   <boolean>    .D...S..... Set if ASS tags must be escaped (default false)

vplayer decoder AVOptions:
  -keep_ass_markup   <boolean>    .D...S..... Set if ASS tags must be escaped (default false)

libopenjpeg AVOptions:
  -lowqual           <int>        .D.V....... Limit the number of layers used for decoding (from 0 to INT_MAX) (default 0)

libopusdec AVOptions:
  -apply_phase_inv   <boolean>    .D..A...... Apply intensity stereo phase inversion (default true)

AV1 decoder AVOptions:
  -operating_point   <int>        .D.V....... Select an operating point of the scalable bitstream (from 0 to 31) (default 0)

av1_cuvid AVOptions:
  -deint             <int>        .D.V....... Set deinterlacing mode (from 0 to 2) (default weave)
     weave           0            .D.V....... Weave deinterlacing (do nothing)
     bob             1            .D.V....... Bob deinterlacing
     adaptive        2            .D.V....... Adaptive deinterlacing
  -gpu               <string>     .D.V....... GPU to be used for decoding
  -surfaces          <int>        .D.V....... Maximum surfaces to be used for decoding (from 0 to INT_MAX) (default 25)
  -drop_second_field <boolean>    .D.V....... Drop second field when deinterlacing (default false)
  -crop              <string>     .D.V....... Crop (top)x(bottom)x(left)x(right)
  -resize            <string>     .D.V....... Resize (width)x(height)

av1_qsv AVOptions:
  -async_depth       <int>        .D.V....... Internal parallelization depth, the higher the value the higher the latency. (from 1 to INT_MAX) (default 4)
  -gpu_copy          <int>        .D.V....... A GPU-accelerated copy between video and system memory (from 0 to 2) (default default)
     default         0            .D.V.......
     on              1            .D.V.......
     off             2            .D.V.......

h264_cuvid AVOptions:
  -deint             <int>        .D.V....... Set deinterlacing mode (from 0 to 2) (default weave)
     weave           0            .D.V....... Weave deinterlacing (do nothing)
     bob             1            .D.V....... Bob deinterlacing
     adaptive        2            .D.V....... Adaptive deinterlacing
  -gpu               <string>     .D.V....... GPU to be used for decoding
  -surfaces          <int>        .D.V....... Maximum surfaces to be used for decoding (from 0 to INT_MAX) (default 25)
  -drop_second_field <boolean>    .D.V....... Drop second field when deinterlacing (default false)
  -crop              <string>     .D.V....... Crop (top)x(bottom)x(left)x(right)
  -resize            <string>     .D.V....... Resize (width)x(height)

hevc_cuvid AVOptions:
  -deint             <int>        .D.V....... Set deinterlacing mode (from 0 to 2) (default weave)
     weave           0            .D.V....... Weave deinterlacing (do nothing)
     bob             1            .D.V....... Bob deinterlacing
     adaptive        2            .D.V....... Adaptive deinterlacing
  -gpu               <string>     .D.V....... GPU to be used for decoding
  -surfaces          <int>        .D.V....... Maximum surfaces to be used for decoding (from 0 to INT_MAX) (default 25)
  -drop_second_field <boolean>    .D.V....... Drop second field when deinterlacing (default false)
  -crop              <string>     .D.V....... Crop (top)x(bottom)x(left)x(right)
  -resize            <string>     .D.V....... Resize (width)x(height)

mjpeg_cuvid AVOptions:
  -deint             <int>        .D.V....... Set deinterlacing mode (from 0 to 2) (default weave)
     weave           0            .D.V....... Weave deinterlacing (do nothing)
     bob             1            .D.V....... Bob deinterlacing
     adaptive        2            .D.V....... Adaptive deinterlacing
  -gpu               <string>     .D.V....... GPU to be used for decoding
  -surfaces          <int>        .D.V....... Maximum surfaces to be used for decoding (from 0 to INT_MAX) (default 25)
  -drop_second_field <boolean>    .D.V....... Drop second field when deinterlacing (default false)
  -crop              <string>     .D.V....... Crop (top)x(bottom)x(left)x(right)
  -resize            <string>     .D.V....... Resize (width)x(height)

mjpeg_qsv AVOptions:
  -async_depth       <int>        .D.V....... Internal parallelization depth, the higher the value the higher the latency. (from 1 to INT_MAX) (default 4)
  -gpu_copy          <int>        .D.V....... A GPU-accelerated copy between video and system memory (from 0 to 2) (default default)
     default         0            .D.V.......
     on              1            .D.V.......
     off             2            .D.V.......

mpeg1_cuvid AVOptions:
  -deint             <int>        .D.V....... Set deinterlacing mode (from 0 to 2) (default weave)
     weave           0            .D.V....... Weave deinterlacing (do nothing)
     bob             1            .D.V....... Bob deinterlacing
     adaptive        2            .D.V....... Adaptive deinterlacing
  -gpu               <string>     .D.V....... GPU to be used for decoding
  -surfaces          <int>        .D.V....... Maximum surfaces to be used for decoding (from 0 to INT_MAX) (default 25)
  -drop_second_field <boolean>    .D.V....... Drop second field when deinterlacing (default false)
  -crop              <string>     .D.V....... Crop (top)x(bottom)x(left)x(right)
  -resize            <string>     .D.V....... Resize (width)x(height)

mpeg2_cuvid AVOptions:
  -deint             <int>        .D.V....... Set deinterlacing mode (from 0 to 2) (default weave)
     weave           0            .D.V....... Weave deinterlacing (do nothing)
     bob             1            .D.V....... Bob deinterlacing
     adaptive        2            .D.V....... Adaptive deinterlacing
  -gpu               <string>     .D.V....... GPU to be used for decoding
  -surfaces          <int>        .D.V....... Maximum surfaces to be used for decoding (from 0 to INT_MAX) (default 25)
  -drop_second_field <boolean>    .D.V....... Drop second field when deinterlacing (default false)
  -crop              <string>     .D.V....... Crop (top)x(bottom)x(left)x(right)
  -resize            <string>     .D.V....... Resize (width)x(height)

mpeg4_cuvid AVOptions:
  -deint             <int>        .D.V....... Set deinterlacing mode (from 0 to 2) (default weave)
     weave           0            .D.V....... Weave deinterlacing (do nothing)
     bob             1            .D.V....... Bob deinterlacing
     adaptive        2            .D.V....... Adaptive deinterlacing
  -gpu               <string>     .D.V....... GPU to be used for decoding
  -surfaces          <int>        .D.V....... Maximum surfaces to be used for decoding (from 0 to INT_MAX) (default 25)
  -drop_second_field <boolean>    .D.V....... Drop second field when deinterlacing (default false)
  -crop              <string>     .D.V....... Crop (top)x(bottom)x(left)x(right)
  -resize            <string>     .D.V....... Resize (width)x(height)

vc1_cuvid AVOptions:
  -deint             <int>        .D.V....... Set deinterlacing mode (from 0 to 2) (default weave)
     weave           0            .D.V....... Weave deinterlacing (do nothing)
     bob             1            .D.V....... Bob deinterlacing
     adaptive        2            .D.V....... Adaptive deinterlacing
  -gpu               <string>     .D.V....... GPU to be used for decoding
  -surfaces          <int>        .D.V....... Maximum surfaces to be used for decoding (from 0 to INT_MAX) (default 25)
  -drop_second_field <boolean>    .D.V....... Drop second field when deinterlacing (default false)
  -crop              <string>     .D.V....... Crop (top)x(bottom)x(left)x(right)
  -resize            <string>     .D.V....... Resize (width)x(height)

vp8_cuvid AVOptions:
  -deint             <int>        .D.V....... Set deinterlacing mode (from 0 to 2) (default weave)
     weave           0            .D.V....... Weave deinterlacing (do nothing)
     bob             1            .D.V....... Bob deinterlacing
     adaptive        2            .D.V....... Adaptive deinterlacing
  -gpu               <string>     .D.V....... GPU to be used for decoding
  -surfaces          <int>        .D.V....... Maximum surfaces to be used for decoding (from 0 to INT_MAX) (default 25)
  -drop_second_field <boolean>    .D.V....... Drop second field when deinterlacing (default false)
  -crop              <string>     .D.V....... Crop (top)x(bottom)x(left)x(right)
  -resize            <string>     .D.V....... Resize (width)x(height)

vp8_qsv AVOptions:
  -async_depth       <int>        .D.V....... Internal parallelization depth, the higher the value the higher the latency. (from 1 to INT_MAX) (default 4)
  -gpu_copy          <int>        .D.V....... A GPU-accelerated copy between video and system memory (from 0 to 2) (default default)
     default         0            .D.V.......
     on              1            .D.V.......
     off             2            .D.V.......

vp9_cuvid AVOptions:
  -deint             <int>        .D.V....... Set deinterlacing mode (from 0 to 2) (default weave)
     weave           0            .D.V....... Weave deinterlacing (do nothing)
     bob             1            .D.V....... Bob deinterlacing
     adaptive        2            .D.V....... Adaptive deinterlacing
  -gpu               <string>     .D.V....... GPU to be used for decoding
  -surfaces          <int>        .D.V....... Maximum surfaces to be used for decoding (from 0 to INT_MAX) (default 25)
  -drop_second_field <boolean>    .D.V....... Drop second field when deinterlacing (default false)
  -crop              <string>     .D.V....... Crop (top)x(bottom)x(left)x(right)
  -resize            <string>     .D.V....... Resize (width)x(height)

vp9_qsv AVOptions:
  -async_depth       <int>        .D.V....... Internal parallelization depth, the higher the value the higher the latency. (from 1 to INT_MAX) (default 4)
  -gpu_copy          <int>        .D.V....... A GPU-accelerated copy between video and system memory (from 0 to 2) (default default)
     default         0            .D.V.......
     on              1            .D.V.......
     off             2            .D.V.......

AVFormatContext AVOptions:
  -avioflags         <flags>      ED......... (default 0)
     direct                       ED......... reduce buffering
  -probesize         <int64>      .D......... set probing size (from 32 to I64_MAX) (default 5000000)
  -formatprobesize   <int>        .D......... number of bytes to probe file format (from 0 to 2.14748e+09) (default 1048576)
  -fflags            <flags>      ED......... (default autobsf)
     ignidx                       .D......... ignore index
     genpts                       .D......... generate pts
     nofillin                     .D......... do not fill in missing values that can be exactly calculated
     noparse                      .D......... disable AVParsers, this needs nofillin too
     igndts                       .D......... ignore dts
     discardcorrupt               .D......... discard corrupted frames
     sortdts                      .D......... try to interleave outputted packets by dts
     fastseek                     .D......... fast but inaccurate seeks
     nobuffer                     .D......... reduce the latency introduced by optional buffering
  -seek2any          <boolean>    .D......... allow seeking to non-keyframes on demuxer level when supported (default false)
  -analyzeduration   <int64>      .D......... specify how many microseconds are analyzed to probe the input (from 0 to I64_MAX) (default 0)
  -cryptokey         <binary>     .D......... decryption key
  -indexmem          <int>        .D......... max memory used for timestamp index (per stream) (from 0 to INT_MAX) (default 1048576)
  -rtbufsize         <int>        .D......... max memory used for buffering real-time frames (from 0 to INT_MAX) (default 3041280)
  -fdebug            <flags>      ED......... print specific debug info (default 0)
     ts                           ED.........
  -max_delay         <int>        ED......... maximum muxing or demuxing delay in microseconds (from -1 to INT_MAX) (default -1)
  -fpsprobesize      <int>        .D......... number of frames used to probe fps (from -1 to 2.14748e+09) (default -1)
  -f_err_detect      <flags>      .D......... set error detection flags (deprecated; use err_detect, save via avconv) (default crccheck)
     crccheck                     .D......... verify embedded CRCs
     bitstream                    .D......... detect bitstream specification deviations
     buffer                       .D......... detect improper bitstream length
     explode                      .D......... abort decoding on minor error detection
     ignore_err                   .D......... ignore errors
     careful                      .D......... consider things that violate the spec, are fast to check and have not been seen in the wild as errors
     compliant                    .D......... consider all spec non compliancies as errors
     aggressive                   .D......... consider things that a sane encoder shouldn't do as an error
  -err_detect        <flags>      .D......... set error detection flags (default crccheck)
     crccheck                     .D......... verify embedded CRCs
     bitstream                    .D......... detect bitstream specification deviations
     buffer                       .D......... detect improper bitstream length
     explode                      .D......... abort decoding on minor error detection
     ignore_err                   .D......... ignore errors
     careful                      .D......... consider things that violate the spec, are fast to check and have not been seen in the wild as errors
     compliant                    .D......... consider all spec non compliancies as errors
     aggressive                   .D......... consider things that a sane encoder shouldn't do as an error
  -use_wallclock_as_timestamps <boolean>    .D......... use wallclock as timestamps (default false)
  -skip_initial_bytes <int64>      .D......... set number of bytes to skip before reading header and frames (from 0 to I64_MAX) (default 0)
  -correct_ts_overflow <boolean>    .D......... correct single timestamp overflows (default true)
  -f_strict          <int>        ED......... how strictly to follow the standards (deprecated; use strict, save via avconv) (from INT_MIN to INT_MAX) (default normal)
     very            2            ED......... strictly conform to a older more strict version of the spec or reference software
     strict          1            ED......... strictly conform to all the things in the spec no matter what the consequences
     normal          0            ED.........
     unofficial      -1           ED......... allow unofficial extensions
     experimental    -2           ED......... allow non-standardized experimental variants
  -strict            <int>        ED......... how strictly to follow the standards (from INT_MIN to INT_MAX) (default normal)
     very            2            ED......... strictly conform to a older more strict version of the spec or reference software
     strict          1            ED......... strictly conform to all the things in the spec no matter what the consequences
     normal          0            ED.........
     unofficial      -1           ED......... allow unofficial extensions
     experimental    -2           ED......... allow non-standardized experimental variants
  -max_ts_probe      <int>        .D......... maximum number of packets to read while waiting for the first timestamp (from 0 to INT_MAX) (default 50)
  -dump_separator    <string>     ED......... set information dump field separator (default ", ")
  -codec_whitelist   <string>     .D......... List of decoders that are allowed to be used
  -format_whitelist  <string>     .D......... List of demuxers that are allowed to be used
  -protocol_whitelist <string>     .D......... List of protocols that are allowed to be used
  -protocol_blacklist <string>     .D......... List of protocols that are not allowed to be used
  -max_streams       <int>        .D......... maximum number of streams (from 0 to INT_MAX) (default 1000)
  -skip_estimate_duration_from_pts <boolean>    .D......... skip duration calculation in estimate_timings_from_pts (default false)
  -max_probe_packets <int>        .D......... Maximum number of packets to probe a codec (from 0 to INT_MAX) (default 2500)

AVIOContext AVOptions:
  -protocol_whitelist <string>     .D......... List of protocols that are allowed to be used

URLContext AVOptions:
  -protocol_whitelist <string>     .D......... List of protocols that are allowed to be used
  -protocol_blacklist <string>     .D......... List of protocols that are not allowed to be used
  -rw_timeout        <int64>      ED......... Timeout for IO operations (in microseconds) (from 0 to I64_MAX) (default 0)

Async AVOptions:

cache AVOptions:
  -read_ahead_limit  <int>        .D......... Amount in bytes that may be read ahead when seeking isn't supported, -1 for unlimited (from -1 to INT_MAX) (default 65536)

crypto AVOptions:
  -key               <binary>     ED......... AES encryption/decryption key
  -iv                <binary>     ED......... AES encryption/decryption initialization vector
  -decryption_key    <binary>     .D......... AES decryption key
  -decryption_iv     <binary>     .D......... AES decryption initialization vector

ffrtmpcrypt AVOptions:
  -ffrtmpcrypt_tunneling <int>        .D......... Use a HTTP tunneling connection (RTMPTE). (from 0 to 1) (default 0)

ffrtmphttp AVOptions:
  -ffrtmphttp_tls    <boolean>    .D......... Use a HTTPS tunneling connection (RTMPTS). (default false)

file AVOptions:
  -follow            <int>        .D......... Follow a file as it is being written (from 0 to 1) (default 0)
  -seekable          <int>        ED......... Sets if the file is seekable (from -1 to 0) (default -1)

ftp AVOptions:
  -timeout           <int>        ED......... set timeout of socket I/O operations (from -1 to INT_MAX) (default -1)
  -ftp-anonymous-password <string>     ED......... password for anonymous login. E-mail address should be used.
  -ftp-user          <string>     ED......... user for FTP login. Overridden by whatever is in the URL.
  -ftp-password      <string>     ED......... password for FTP login. Overridden by whatever is in the URL.

http AVOptions:
  -seekable          <boolean>    .D......... control seekability of connection (default auto)
  -http_proxy        <string>     ED......... set HTTP proxy to tunnel through
  -headers           <string>     ED......... set custom HTTP headers, can override built in default headers
  -content_type      <string>     ED......... set a specific content type for the POST messages
  -user_agent        <string>     .D......... override User-Agent header (default "Lavf/59.3.100")
  -referer           <string>     .D......... override referer header
  -multiple_requests <boolean>    ED......... use persistent connections (default false)
  -post_data         <binary>     ED......... set custom HTTP post data
  -cookies           <string>     .D......... set cookies to be sent in applicable future requests, use newline delimited Set-Cookie HTTP field value syntax
  -icy               <boolean>    .D......... request ICY metadata (default true)
  -auth_type         <int>        ED......... HTTP authentication type (from 0 to 1) (default none)
     none            0            ED......... No auth method set, autodetect
     basic           1            ED......... HTTP basic authentication
  -location          <string>     ED......... The actual location of the data received
  -offset            <int64>      .D......... initial byte offset (from 0 to I64_MAX) (default 0)
  -end_offset        <int64>      .D......... try to limit the request to bytes preceding this offset (from 0 to I64_MAX) (default 0)
  -method            <string>     ED......... Override the HTTP method or set the expected HTTP method from a client
  -reconnect         <boolean>    .D......... auto reconnect after disconnect before EOF (default false)
  -reconnect_at_eof  <boolean>    .D......... auto reconnect at EOF (default false)
  -reconnect_on_network_error <boolean>    .D......... auto reconnect in case of tcp/tls error during connect (default false)
  -reconnect_on_http_error <string>     .D......... list of http status codes to reconnect on
  -reconnect_streamed <boolean>    .D......... auto reconnect streamed / non seekable streams (default false)
  -reconnect_delay_max <int>        .D......... max reconnect delay in seconds after which to give up (from 0 to 4294) (default 120)
  -listen            <int>        ED......... listen on HTTP (from 0 to 2) (default 0)

https AVOptions:
  -seekable          <boolean>    .D......... control seekability of connection (default auto)
  -http_proxy        <string>     ED......... set HTTP proxy to tunnel through
  -headers           <string>     ED......... set custom HTTP headers, can override built in default headers
  -content_type      <string>     ED......... set a specific content type for the POST messages
  -user_agent        <string>     .D......... override User-Agent header (default "Lavf/59.3.100")
  -referer           <string>     .D......... override referer header
  -multiple_requests <boolean>    ED......... use persistent connections (default false)
  -post_data         <binary>     ED......... set custom HTTP post data
  -cookies           <string>     .D......... set cookies to be sent in applicable future requests, use newline delimited Set-Cookie HTTP field value syntax
  -icy               <boolean>    .D......... request ICY metadata (default true)
  -auth_type         <int>        ED......... HTTP authentication type (from 0 to 1) (default none)
     none            0            ED......... No auth method set, autodetect
     basic           1            ED......... HTTP basic authentication
  -location          <string>     ED......... The actual location of the data received
  -offset            <int64>      .D......... initial byte offset (from 0 to I64_MAX) (default 0)
  -end_offset        <int64>      .D......... try to limit the request to bytes preceding this offset (from 0 to I64_MAX) (default 0)
  -method            <string>     ED......... Override the HTTP method or set the expected HTTP method from a client
  -reconnect         <boolean>    .D......... auto reconnect after disconnect before EOF (default false)
  -reconnect_at_eof  <boolean>    .D......... auto reconnect at EOF (default false)
  -reconnect_on_network_error <boolean>    .D......... auto reconnect in case of tcp/tls error during connect (default false)
  -reconnect_on_http_error <string>     .D......... list of http status codes to reconnect on
  -reconnect_streamed <boolean>    .D......... auto reconnect streamed / non seekable streams (default false)
  -reconnect_delay_max <int>        .D......... max reconnect delay in seconds after which to give up (from 0 to 4294) (default 120)
  -listen            <int>        ED......... listen on HTTP (from 0 to 2) (default 0)

icecast AVOptions:

pipe AVOptions:

prompeg AVOptions:

rtmp AVOptions:
  -rtmp_app          <string>     ED......... Name of application to connect to on the RTMP server
  -rtmp_buffer       <int>        ED......... Set buffer time in milliseconds. The default is 3000. (from 0 to INT_MAX) (default 3000)
  -rtmp_conn         <string>     ED......... Append arbitrary AMF data to the Connect message
  -rtmp_flashver     <string>     ED......... Version of the Flash plugin used to run the SWF player.
  -rtmp_live         <int>        .D......... Specify that the media is a live stream. (from INT_MIN to INT_MAX) (default any)
     any             -2           .D......... both
     live            -1           .D......... live stream
     recorded        0            .D......... recorded stream
  -rtmp_pageurl      <string>     .D......... URL of the web page in which the media was embedded. By default no value will be sent.
  -rtmp_playpath     <string>     ED......... Stream identifier to play or to publish
  -rtmp_subscribe    <string>     .D......... Name of live stream to subscribe to. Defaults to rtmp_playpath.
  -rtmp_swfhash      <binary>     .D......... SHA256 hash of the decompressed SWF file (32 bytes).
  -rtmp_swfsize      <int>        .D......... Size of the decompressed SWF file, required for SWFVerification. (from 0 to INT_MAX) (default 0)
  -rtmp_swfurl       <string>     ED......... URL of the SWF player. By default no value will be sent
  -rtmp_swfverify    <string>     .D......... URL to player swf file, compute hash/size automatically.
  -rtmp_tcurl        <string>     ED......... URL of the target stream. Defaults to proto://host[:port]/app.
  -rtmp_listen       <int>        .D......... Listen for incoming rtmp connections (from INT_MIN to INT_MAX) (default 0)
  -listen            <int>        .D......... Listen for incoming rtmp connections (from INT_MIN to INT_MAX) (default 0)
  -timeout           <int>        .D......... Maximum timeout (in seconds) to wait for incoming connections. -1 is infinite. Implies -rtmp_listen 1 (from INT_MIN to INT_MAX) (default -1)

rtmpe AVOptions:
  -rtmp_app          <string>     ED......... Name of application to connect to on the RTMP server
  -rtmp_buffer       <int>        ED......... Set buffer time in milliseconds. The default is 3000. (from 0 to INT_MAX) (default 3000)
  -rtmp_conn         <string>     ED......... Append arbitrary AMF data to the Connect message
  -rtmp_flashver     <string>     ED......... Version of the Flash plugin used to run the SWF player.
  -rtmp_live         <int>        .D......... Specify that the media is a live stream. (from INT_MIN to INT_MAX) (default any)
     any             -2           .D......... both
     live            -1           .D......... live stream
     recorded        0            .D......... recorded stream
  -rtmp_pageurl      <string>     .D......... URL of the web page in which the media was embedded. By default no value will be sent.
  -rtmp_playpath     <string>     ED......... Stream identifier to play or to publish
  -rtmp_subscribe    <string>     .D......... Name of live stream to subscribe to. Defaults to rtmp_playpath.
  -rtmp_swfhash      <binary>     .D......... SHA256 hash of the decompressed SWF file (32 bytes).
  -rtmp_swfsize      <int>        .D......... Size of the decompressed SWF file, required for SWFVerification. (from 0 to INT_MAX) (default 0)
  -rtmp_swfurl       <string>     ED......... URL of the SWF player. By default no value will be sent
  -rtmp_swfverify    <string>     .D......... URL to player swf file, compute hash/size automatically.
  -rtmp_tcurl        <string>     ED......... URL of the target stream. Defaults to proto://host[:port]/app.
  -rtmp_listen       <int>        .D......... Listen for incoming rtmp connections (from INT_MIN to INT_MAX) (default 0)
  -listen            <int>        .D......... Listen for incoming rtmp connections (from INT_MIN to INT_MAX) (default 0)
  -timeout           <int>        .D......... Maximum timeout (in seconds) to wait for incoming connections. -1 is infinite. Implies -rtmp_listen 1 (from INT_MIN to INT_MAX) (default -1)

rtmps AVOptions:
  -rtmp_app          <string>     ED......... Name of application to connect to on the RTMP server
  -rtmp_buffer       <int>        ED......... Set buffer time in milliseconds. The default is 3000. (from 0 to INT_MAX) (default 3000)
  -rtmp_conn         <string>     ED......... Append arbitrary AMF data to the Connect message
  -rtmp_flashver     <string>     ED......... Version of the Flash plugin used to run the SWF player.
  -rtmp_live         <int>        .D......... Specify that the media is a live stream. (from INT_MIN to INT_MAX) (default any)
     any             -2           .D......... both
     live            -1           .D......... live stream
     recorded        0            .D......... recorded stream
  -rtmp_pageurl      <string>     .D......... URL of the web page in which the media was embedded. By default no value will be sent.
  -rtmp_playpath     <string>     ED......... Stream identifier to play or to publish
  -rtmp_subscribe    <string>     .D......... Name of live stream to subscribe to. Defaults to rtmp_playpath.
  -rtmp_swfhash      <binary>     .D......... SHA256 hash of the decompressed SWF file (32 bytes).
  -rtmp_swfsize      <int>        .D......... Size of the decompressed SWF file, required for SWFVerification. (from 0 to INT_MAX) (default 0)
  -rtmp_swfurl       <string>     ED......... URL of the SWF player. By default no value will be sent
  -rtmp_swfverify    <string>     .D......... URL to player swf file, compute hash/size automatically.
  -rtmp_tcurl        <string>     ED......... URL of the target stream. Defaults to proto://host[:port]/app.
  -rtmp_listen       <int>        .D......... Listen for incoming rtmp connections (from INT_MIN to INT_MAX) (default 0)
  -listen            <int>        .D......... Listen for incoming rtmp connections (from INT_MIN to INT_MAX) (default 0)
  -timeout           <int>        .D......... Maximum timeout (in seconds) to wait for incoming connections. -1 is infinite. Implies -rtmp_listen 1 (from INT_MIN to INT_MAX) (default -1)

rtmpt AVOptions:
  -rtmp_app          <string>     ED......... Name of application to connect to on the RTMP server
  -rtmp_buffer       <int>        ED......... Set buffer time in milliseconds. The default is 3000. (from 0 to INT_MAX) (default 3000)
  -rtmp_conn         <string>     ED......... Append arbitrary AMF data to the Connect message
  -rtmp_flashver     <string>     ED......... Version of the Flash plugin used to run the SWF player.
  -rtmp_live         <int>        .D......... Specify that the media is a live stream. (from INT_MIN to INT_MAX) (default any)
     any             -2           .D......... both
     live            -1           .D......... live stream
     recorded        0            .D......... recorded stream
  -rtmp_pageurl      <string>     .D......... URL of the web page in which the media was embedded. By default no value will be sent.
  -rtmp_playpath     <string>     ED......... Stream identifier to play or to publish
  -rtmp_subscribe    <string>     .D......... Name of live stream to subscribe to. Defaults to rtmp_playpath.
  -rtmp_swfhash      <binary>     .D......... SHA256 hash of the decompressed SWF file (32 bytes).
  -rtmp_swfsize      <int>        .D......... Size of the decompressed SWF file, required for SWFVerification. (from 0 to INT_MAX) (default 0)
  -rtmp_swfurl       <string>     ED......... URL of the SWF player. By default no value will be sent
  -rtmp_swfverify    <string>     .D......... URL to player swf file, compute hash/size automatically.
  -rtmp_tcurl        <string>     ED......... URL of the target stream. Defaults to proto://host[:port]/app.
  -rtmp_listen       <int>        .D......... Listen for incoming rtmp connections (from INT_MIN to INT_MAX) (default 0)
  -listen            <int>        .D......... Listen for incoming rtmp connections (from INT_MIN to INT_MAX) (default 0)
  -timeout           <int>        .D......... Maximum timeout (in seconds) to wait for incoming connections. -1 is infinite. Implies -rtmp_listen 1 (from INT_MIN to INT_MAX) (default -1)

rtmpte AVOptions:
  -rtmp_app          <string>     ED......... Name of application to connect to on the RTMP server
  -rtmp_buffer       <int>        ED......... Set buffer time in milliseconds. The default is 3000. (from 0 to INT_MAX) (default 3000)
  -rtmp_conn         <string>     ED......... Append arbitrary AMF data to the Connect message
  -rtmp_flashver     <string>     ED......... Version of the Flash plugin used to run the SWF player.
  -rtmp_live         <int>        .D......... Specify that the media is a live stream. (from INT_MIN to INT_MAX) (default any)
     any             -2           .D......... both
     live            -1           .D......... live stream
     recorded        0            .D......... recorded stream
  -rtmp_pageurl      <string>     .D......... URL of the web page in which the media was embedded. By default no value will be sent.
  -rtmp_playpath     <string>     ED......... Stream identifier to play or to publish
  -rtmp_subscribe    <string>     .D......... Name of live stream to subscribe to. Defaults to rtmp_playpath.
  -rtmp_swfhash      <binary>     .D......... SHA256 hash of the decompressed SWF file (32 bytes).
  -rtmp_swfsize      <int>        .D......... Size of the decompressed SWF file, required for SWFVerification. (from 0 to INT_MAX) (default 0)
  -rtmp_swfurl       <string>     ED......... URL of the SWF player. By default no value will be sent
  -rtmp_swfverify    <string>     .D......... URL to player swf file, compute hash/size automatically.
  -rtmp_tcurl        <string>     ED......... URL of the target stream. Defaults to proto://host[:port]/app.
  -rtmp_listen       <int>        .D......... Listen for incoming rtmp connections (from INT_MIN to INT_MAX) (default 0)
  -listen            <int>        .D......... Listen for incoming rtmp connections (from INT_MIN to INT_MAX) (default 0)
  -timeout           <int>        .D......... Maximum timeout (in seconds) to wait for incoming connections. -1 is infinite. Implies -rtmp_listen 1 (from INT_MIN to INT_MAX) (default -1)

rtmpts AVOptions:
  -rtmp_app          <string>     ED......... Name of application to connect to on the RTMP server
  -rtmp_buffer       <int>        ED......... Set buffer time in milliseconds. The default is 3000. (from 0 to INT_MAX) (default 3000)
  -rtmp_conn         <string>     ED......... Append arbitrary AMF data to the Connect message
  -rtmp_flashver     <string>     ED......... Version of the Flash plugin used to run the SWF player.
  -rtmp_live         <int>        .D......... Specify that the media is a live stream. (from INT_MIN to INT_MAX) (default any)
     any             -2           .D......... both
     live            -1           .D......... live stream
     recorded        0            .D......... recorded stream
  -rtmp_pageurl      <string>     .D......... URL of the web page in which the media was embedded. By default no value will be sent.
  -rtmp_playpath     <string>     ED......... Stream identifier to play or to publish
  -rtmp_subscribe    <string>     .D......... Name of live stream to subscribe to. Defaults to rtmp_playpath.
  -rtmp_swfhash      <binary>     .D......... SHA256 hash of the decompressed SWF file (32 bytes).
  -rtmp_swfsize      <int>        .D......... Size of the decompressed SWF file, required for SWFVerification. (from 0 to INT_MAX) (default 0)
  -rtmp_swfurl       <string>     ED......... URL of the SWF player. By default no value will be sent
  -rtmp_swfverify    <string>     .D......... URL to player swf file, compute hash/size automatically.
  -rtmp_tcurl        <string>     ED......... URL of the target stream. Defaults to proto://host[:port]/app.
  -rtmp_listen       <int>        .D......... Listen for incoming rtmp connections (from INT_MIN to INT_MAX) (default 0)
  -listen            <int>        .D......... Listen for incoming rtmp connections (from INT_MIN to INT_MAX) (default 0)
  -timeout           <int>        .D......... Maximum timeout (in seconds) to wait for incoming connections. -1 is infinite. Implies -rtmp_listen 1 (from INT_MIN to INT_MAX) (default -1)

rtp AVOptions:
  -ttl               <int>        ED......... Time to live (in milliseconds, multicast only) (from -1 to INT_MAX) (default -1)
  -buffer_size       <int>        ED......... Send/Receive buffer size (in bytes) (from -1 to INT_MAX) (default -1)
  -rtcp_port         <int>        ED......... Custom rtcp port (from -1 to INT_MAX) (default -1)
  -local_rtpport     <int>        ED......... Local rtp port (from -1 to INT_MAX) (default -1)
  -local_rtcpport    <int>        ED......... Local rtcp port (from -1 to INT_MAX) (default -1)
  -connect           <boolean>    ED......... Connect socket (default false)
  -write_to_source   <boolean>    ED......... Send packets to the source address of the latest received packet (default false)
  -pkt_size          <int>        ED......... Maximum packet size (from -1 to INT_MAX) (default -1)
  -dscp              <int>        ED......... DSCP class (from -1 to INT_MAX) (default -1)
  -timeout           <int64>      ED......... set timeout (in microseconds) of socket I/O operations (from -1 to I64_MAX) (default -1)
  -sources           <string>     ED......... Source list
  -block             <string>     ED......... Block list

srtp AVOptions:
  -srtp_in_suite     <string>     .D......... 
  -srtp_in_params    <string>     .D......... 

subfile AVOptions:
  -start             <int64>      .D......... start offset (from 0 to I64_MAX) (default 0)
  -end               <int64>      .D......... end offset (from 0 to I64_MAX) (default 0)

tee AVOptions:

tcp AVOptions:
  -listen            <int>        ED......... Listen for incoming connections (from 0 to 2) (default 0)
  -timeout           <int>        ED......... set timeout (in microseconds) of socket I/O operations (from -1 to INT_MAX) (default -1)
  -listen_timeout    <int>        ED......... Connection awaiting timeout (in milliseconds) (from -1 to INT_MAX) (default -1)
  -send_buffer_size  <int>        ED......... Socket send buffer size (in bytes) (from -1 to INT_MAX) (default -1)
  -recv_buffer_size  <int>        ED......... Socket receive buffer size (in bytes) (from -1 to INT_MAX) (default -1)
  -tcp_nodelay       <boolean>    ED......... Use TCP_NODELAY to disable nagle's algorithm (default false)

tls AVOptions:
  -ca_file           <string>     ED......... Certificate Authority database file
  -cafile            <string>     ED......... Certificate Authority database file
  -tls_verify        <int>        ED......... Verify the peer certificate (from 0 to 1) (default 0)
  -cert_file         <string>     ED......... Certificate file
  -key_file          <string>     ED......... Private key file
  -listen            <int>        ED......... Listen for incoming connections (from 0 to 1) (default 0)
  -verifyhost        <string>     ED......... Verify against a specific hostname
  -http_proxy        <string>     ED......... Set proxy to tunnel through

udp AVOptions:
  -buffer_size       <int>        ED......... System data size (in bytes) (from -1 to INT_MAX) (default -1)
  -localport         <int>        ED......... Local port (from -1 to INT_MAX) (default -1)
  -local_port        <int>        ED......... Local port (from -1 to INT_MAX) (default -1)
  -localaddr         <string>     ED......... Local address
  -udplite_coverage  <int>        ED......... choose UDPLite head size which should be validated by checksum (from 0 to INT_MAX) (default 0)
  -pkt_size          <int>        ED......... Maximum UDP packet size (from -1 to INT_MAX) (default 1472)
  -reuse             <boolean>    ED......... explicitly allow reusing UDP sockets (default auto)
  -reuse_socket      <boolean>    ED......... explicitly allow reusing UDP sockets (default auto)
  -connect           <boolean>    ED......... set if connect() should be called on socket (default false)
  -fifo_size         <int>        .D......... set the UDP receiving circular buffer size, expressed as a number of packets with size of 188 bytes (from 0 to INT_MAX) (default 28672)
  -overrun_nonfatal  <boolean>    .D......... survive in case of UDP receiving circular buffer overrun (default false)
  -timeout           <int>        .D......... set raise error timeout, in microseconds (only in read mode) (from 0 to INT_MAX) (default 0)
  -sources           <string>     ED......... Source list
  -block             <string>     ED......... Block list

udplite AVOptions:
  -buffer_size       <int>        ED......... System data size (in bytes) (from -1 to INT_MAX) (default -1)
  -localport         <int>        ED......... Local port (from -1 to INT_MAX) (default -1)
  -local_port        <int>        ED......... Local port (from -1 to INT_MAX) (default -1)
  -localaddr         <string>     ED......... Local address
  -udplite_coverage  <int>        ED......... choose UDPLite head size which should be validated by checksum (from 0 to INT_MAX) (default 0)
  -pkt_size          <int>        ED......... Maximum UDP packet size (from -1 to INT_MAX) (default 1472)
  -reuse             <boolean>    ED......... explicitly allow reusing UDP sockets (default auto)
  -reuse_socket      <boolean>    ED......... explicitly allow reusing UDP sockets (default auto)
  -connect           <boolean>    ED......... set if connect() should be called on socket (default false)
  -fifo_size         <int>        .D......... set the UDP receiving circular buffer size, expressed as a number of packets with size of 188 bytes (from 0 to INT_MAX) (default 28672)
  -overrun_nonfatal  <boolean>    .D......... survive in case of UDP receiving circular buffer overrun (default false)
  -timeout           <int>        .D......... set raise error timeout, in microseconds (only in read mode) (from 0 to INT_MAX) (default 0)
  -sources           <string>     ED......... Source list
  -block             <string>     ED......... Block list

libsrt AVOptions:
  -timeout           <int64>      ED......... Timeout of socket I/O operations (in microseconds) (from -1 to I64_MAX) (default -1)
  -listen_timeout    <int64>      ED......... Connection awaiting timeout (in microseconds) (from -1 to I64_MAX) (default -1)
  -send_buffer_size  <int>        ED......... Socket send buffer size (in bytes) (from -1 to INT_MAX) (default -1)
  -recv_buffer_size  <int>        ED......... Socket receive buffer size (in bytes) (from -1 to INT_MAX) (default -1)
  -pkt_size          <int>        ED......... Maximum SRT packet size (from -1 to 1456) (default -1)
     ts_size         1316         ED.........
     max_size        1456         ED.........
  -payload_size      <int>        ED......... Maximum SRT packet size (from -1 to 1456) (default -1)
     ts_size         1316         ED.........
     max_size        1456         ED.........
  -maxbw             <int64>      ED......... Maximum bandwidth (bytes per second) that the connection can use (from -1 to I64_MAX) (default -1)
  -pbkeylen          <int>        ED......... Crypto key len in bytes {16,24,32} Default: 16 (128-bit) (from -1 to 32) (default -1)
  -passphrase        <string>     ED......... Crypto PBKDF2 Passphrase size[0,10..64] 0:disable crypto
  -enforced_encryption <boolean>    ED......... Enforces that both connection parties have the same passphrase set (default auto)
  -kmrefreshrate     <int>        ED......... The number of packets to be transmitted after which the encryption key is switched to a new key (from -1 to INT_MAX) (default -1)
  -kmpreannounce     <int>        ED......... The interval between when a new encryption key is sent and when switchover occurs (from -1 to INT_MAX) (default -1)
  -mss               <int>        ED......... The Maximum Segment Size (from -1 to 1500) (default -1)
  -ffs               <int>        ED......... Flight flag size (window size) (in bytes) (from -1 to INT_MAX) (default -1)
  -ipttl             <int>        ED......... IP Time To Live (from -1 to 255) (default -1)
  -iptos             <int>        ED......... IP Type of Service (from -1 to 255) (default -1)
  -inputbw           <int64>      ED......... Estimated input stream rate (from -1 to I64_MAX) (default -1)
  -oheadbw           <int>        ED......... MaxBW ceiling based on % over input stream rate (from -1 to 100) (default -1)
  -latency           <int64>      ED......... receiver delay (in microseconds) to absorb bursts of missed packet retransmissions (from -1 to I64_MAX) (default -1)
  -tsbpddelay        <int64>      ED......... deprecated, same effect as latency option (from -1 to I64_MAX) (default -1)
  -rcvlatency        <int64>      ED......... receive latency (in microseconds) (from -1 to I64_MAX) (default -1)
  -peerlatency       <int64>      ED......... peer latency (in microseconds) (from -1 to I64_MAX) (default -1)
  -tlpktdrop         <boolean>    ED......... Enable too-late pkt drop (default auto)
  -nakreport         <boolean>    ED......... Enable receiver to send periodic NAK reports (default auto)
  -connect_timeout   <int64>      ED......... Connect timeout(in milliseconds). Caller default: 3000, rendezvous (x 10) (from -1 to I64_MAX) (default -1)
  -mode              <int>        ED......... Connection mode (caller, listener, rendezvous) (from 0 to 2) (default caller)
     caller          0            ED.........
     listener        1            ED.........
     rendezvous      2            ED.........
  -sndbuf            <int>        ED......... Send buffer size (in bytes) (from -1 to INT_MAX) (default -1)
  -rcvbuf            <int>        ED......... Receive buffer size (in bytes) (from -1 to INT_MAX) (default -1)
  -lossmaxttl        <int>        ED......... Maximum possible packet reorder tolerance (from -1 to INT_MAX) (default -1)
  -minversion        <int>        ED......... The minimum SRT version that is required from the peer (from -1 to INT_MAX) (default -1)
  -streamid          <string>     ED......... A string of up to 512 characters that an Initiator can pass to a Responder
  -srt_streamid      <string>     ED......... A string of up to 512 characters that an Initiator can pass to a Responder
  -smoother          <string>     ED......... The type of Smoother used for the transmission for that socket
  -messageapi        <boolean>    ED......... Enable message API (default auto)
  -transtype         <int>        ED......... The transmission type for the socket (from 0 to 2) (default 2)
     live            0            ED.........
     file            1            ED.........
  -linger            <int>        ED......... Number of seconds that the socket waits for unsent data when closing (from -1 to INT_MAX) (default -1)
  -tsbpd             <boolean>    ED......... Timestamp-based packet delivery (default auto)

libssh AVOptions:
  -timeout           <int>        ED......... set timeout of socket I/O operations (from -1 to INT_MAX) (default -1)
  -private_key       <string>     ED......... set path to private key

zmq AVOptions:
  -pkt_size          <int>        ED......... Maximum send/read packet size (from -1 to INT_MAX) (default 131072)

ADTS muxer AVOptions:

AIFF muxer AVOptions:

alp AVOptions:

APNG muxer AVOptions:

argo_asf_muxer AVOptions:

argo_cvg_muxer AVOptions:

ASF muxer AVOptions:

ass muxer AVOptions:

AST muxer AVOptions:

ASF stream muxer AVOptions:

AVI muxer AVOptions:

dash muxer AVOptions:

f4v muxer AVOptions:

Fifo muxer AVOptions:

Fifo test muxer AVOptions:

flac muxer AVOptions:

flv muxer AVOptions:

frame hash muxer AVOptions:

frame MD5 muxer AVOptions:

GIF muxer AVOptions:

hash muxer AVOptions:

HDS muxer AVOptions:

hls muxer AVOptions:

image2 muxer AVOptions:

ipod muxer AVOptions:

ismv muxer AVOptions:

LATM/LOAS muxer AVOptions:

MD5 muxer AVOptions:

matroska muxer AVOptions:

matroska audio muxer AVOptions:

mov muxer AVOptions:

MP3 muxer AVOptions:

mp4 muxer AVOptions:

mpeg muxer AVOptions:

vcd muxer AVOptions:

dvd muxer AVOptions:

svcd muxer AVOptions:

vob muxer AVOptions:

MPEGTS muxer AVOptions:

mpjpeg_muxer AVOptions:

MXF muxer AVOptions:

MXF-D10 muxer AVOptions:

MXF-OPAtom muxer AVOptions:

nutenc AVOptions:

Ogg audio muxer AVOptions:

Ogg muxer AVOptions:

Ogg video muxer AVOptions:

Ogg Opus muxer AVOptions:

psp muxer AVOptions:

RTP muxer AVOptions:

rtp_mpegts muxer AVOptions:

RTSP muxer AVOptions:
  -initial_pause     <boolean>    .D......... do not start playing the stream immediately (default false)
  -rtsp_transport    <flags>      ED......... set RTSP transport protocols (default 0)
     udp                          ED......... UDP
     tcp                          ED......... TCP
     udp_multicast                .D......... UDP multicast
     http                         .D......... HTTP tunneling
     https                        .D......... HTTPS tunneling
  -rtsp_flags        <flags>      .D......... set RTSP flags (default 0)
     filter_src                   .D......... only receive packets from the negotiated peer IP
     listen                       .D......... wait for incoming connections
     prefer_tcp                   ED......... try RTP via TCP first, if available
     satip_raw                    .D......... export raw MPEG-TS stream instead of demuxing
  -allowed_media_types <flags>      .D......... set media types to accept from the server (default video+audio+data+subtitle)
     video                        .D......... Video
     audio                        .D......... Audio
     data                         .D......... Data
     subtitle                     .D......... Subtitle
  -min_port          <int>        ED......... set minimum local UDP port (from 0 to 65535) (default 5000)
  -max_port          <int>        ED......... set maximum local UDP port (from 0 to 65535) (default 65000)
  -listen_timeout    <int>        .D......... set maximum timeout (in seconds) to wait for incoming connections (-1 is infinite, imply flag listen) (from INT_MIN to INT_MAX) (default -1)
  -timeout           <int>        .D......... set timeout (in microseconds) of socket TCP I/O operations (from INT_MIN to INT_MAX) (default 0)
  -reorder_queue_size <int>        .D......... set number of packets to buffer for handling of reordered packets (from -1 to INT_MAX) (default -1)
  -buffer_size       <int>        ED......... Underlying protocol send/receive buffer size (from -1 to INT_MAX) (default -1)
  -user_agent        <string>     .D......... override User-Agent header (default "Lavf59.3.100")

segment muxer AVOptions:

stream_segment muxer AVOptions:

smooth streaming muxer AVOptions:

Ogg Speex muxer AVOptions:

spdif AVOptions:

stream hash muxer AVOptions:

Tee muxer AVOptions:

tg2 muxer AVOptions:

tgp muxer AVOptions:

WAV muxer AVOptions:

webm muxer AVOptions:

WebM DASH Manifest muxer AVOptions:

WebM Chunk Muxer AVOptions:

WebP muxer AVOptions:

sdl2 outdev AVOptions:

aa AVOptions:
  -aa_fixed_key      <binary>     .D......... Fixed key used for handling Audible AA files

ac3 demuxer AVOptions:
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

acm demuxer AVOptions:
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

Artworx Data Format demuxer AVOptions:
  -linespeed         <int>        .D......... set simulated line speed (bytes per second) (from 1 to INT_MAX) (default 6000)
  -video_size        <image_size> .D......... set video size, such as 640x480 or hd720.
  -framerate         <video_rate> .D......... set framerate (frames per second) (default "25")

APNG demuxer AVOptions:
  -ignore_loop       <boolean>    .D......... ignore loop setting (default true)
  -max_fps           <int>        .D......... maximum framerate (0 is no limit) (from 0 to INT_MAX) (default 0)
  -default_fps       <int>        .D......... default framerate (0 is as fast as possible) (from 0 to INT_MAX) (default 15)

aptx demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 48000)

aptx hd demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 48000)

aqtdec AVOptions:
  -subfps            <rational>   .D...S..... set the movie frame rate (from 0 to INT_MAX) (default 25/1)

asf demuxer AVOptions:
  -no_resync_search  <boolean>    .D......... Don't try to resynchronize by looking for a certain optional start code (default false)
  -export_xmp        <boolean>    .D......... Export full XMP metadata (default false)

AV1 Annex B demuxer AVOptions:
  -framerate         <video_rate> .D.........  (default "25")

avi AVOptions:
  -use_odml          <boolean>    .D......... use odml index (default true)

avs2 demuxer AVOptions:
  -framerate         <video_rate> .D.........  (default "25")
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

avs3 demuxer AVOptions:
  -framerate         <video_rate> .D.........  (default "25")
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

Binary text demuxer AVOptions:
  -linespeed         <int>        .D......... set simulated line speed (bytes per second) (from 1 to INT_MAX) (default 6000)
  -video_size        <image_size> .D......... set video size, such as 640x480 or hd720.
  -framerate         <video_rate> .D......... set framerate (frames per second) (default "25")

cavsvideo demuxer AVOptions:
  -framerate         <video_rate> .D.........  (default "25")
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

CDXL demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 8000 to INT_MAX) (default 11025)
  -frame_rate        <video_rate> .D.........  (default "15")

codec2 demuxer AVOptions:
  -frames_per_packet <int>        .D......... Number of frames to read at a time. Higher = faster decoding, lower granularity (from 1 to INT_MAX) (default 1)

codec2raw demuxer AVOptions:
  -mode              <int>        .D......... codec2 mode [mandatory] (from -1 to 8) (default -1)
     3200            0            .D......... 3200
     2400            1            .D......... 2400
     1600            2            .D......... 1600
     1400            3            .D......... 1400
     1300            4            .D......... 1300
     1200            5            .D......... 1200
     700             6            .D......... 700
     700B            7            .D......... 700B
     700C            8            .D......... 700C
  -frames_per_packet <int>        .D......... Number of frames to read at a time. Higher = faster decoding, lower granularity (from 1 to INT_MAX) (default 1)

concat demuxer AVOptions:
  -safe              <boolean>    .D......... enable safe mode (default true)
  -auto_convert      <boolean>    .D......... automatically convert bitstream format (default true)
  -segment_time_metadata <boolean>    .D......... output file segment start time and duration as packet metadata (default false)

dash AVOptions:
  -allowed_extensions <string>     .D......... List of file extensions that dash is allowed to access (default "aac,m4a,m4s,m4v,mov,mp4,webm,ts")

raw_data demuxer AVOptions:
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

dirac demuxer AVOptions:
  -framerate         <video_rate> .D.........  (default "25")
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

dnxhd demuxer AVOptions:
  -framerate         <video_rate> .D.........  (default "25")
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

dts demuxer AVOptions:
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

dvbsub demuxer AVOptions:
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

dvbtxt demuxer AVOptions:
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

eac3 demuxer AVOptions:
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

FITS demuxer AVOptions:
  -framerate         <video_rate> .D......... set the framerate (default "1")

flac demuxer AVOptions:
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

flvdec AVOptions:
  -flv_metadata      <boolean>    .D.V....... Allocate streams according to the onMetaData array (default false)
  -flv_full_metadata <boolean>    .D.V....... Dump full metadata of the onMetadata (default false)
  -flv_ignore_prevtag <boolean>    .D.V....... Ignore the Size of previous tag (default false)
  -missing_streams   <int>        .D.V..XR...  (from 0 to 255) (default 0)

live_flvdec AVOptions:
  -flv_metadata      <boolean>    .D.V....... Allocate streams according to the onMetaData array (default false)
  -flv_full_metadata <boolean>    .D.V....... Dump full metadata of the onMetadata (default false)
  -flv_ignore_prevtag <boolean>    .D.V....... Ignore the Size of previous tag (default false)
  -missing_streams   <int>        .D.V..XR...  (from 0 to 255) (default 0)

g722 demuxer AVOptions:
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

G.726 big-endian demuxer AVOptions:
  -code_size         <int>        .D......... Bits per G.726 code (from 2 to 5) (default 4)
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 8000)

G.726 little-endian demuxer AVOptions:
  -code_size         <int>        .D......... Bits per G.726 code (from 2 to 5) (default 4)
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 8000)

g729 demuxer AVOptions:
  -bit_rate          <int>        .D.........  (from 0 to INT_MAX) (default 8000)

GIF demuxer AVOptions:
  -min_delay         <int>        .D......... minimum valid delay between frames (in hundredths of second) (from 0 to 6000) (default 2)
  -max_gif_delay     <int>        .D......... maximum valid delay between frames (in hundredths of seconds) (from 0 to 65535) (default 65535)
  -default_delay     <int>        .D......... default delay between frames (in hundredths of second) (from 0 to 6000) (default 10)
  -ignore_loop       <boolean>    .D......... ignore loop setting (netscape extension) (default true)

gsm demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 1 to 6.50753e+07) (default 8000)

h261 demuxer AVOptions:
  -framerate         <video_rate> .D.........  (default "25")
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

h263 demuxer AVOptions:
  -framerate         <video_rate> .D.........  (default "25")
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

h264 demuxer AVOptions:
  -framerate         <video_rate> .D.........  (default "25")
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

hevc demuxer AVOptions:
  -framerate         <video_rate> .D.........  (default "25")
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

hls demuxer AVOptions:
  -live_start_index  <int>        .D......... segment index to start live streams at (negative values are from the end) (from INT_MIN to INT_MAX) (default -3)
  -allowed_extensions <string>     .D......... List of file extensions that hls is allowed to access (default "3gp,aac,avi,ac3,eac3,flac,mkv,m3u8,m4a,m4s,m4v,mpg,mov,mp2,mp3,mp4,mpeg,mpegts,ogg,ogv,oga,ts,vob,wav")
  -max_reload        <int>        .D......... Maximum number of times a insufficient list is attempted to be reloaded (from 0 to INT_MAX) (default 1000)
  -m3u8_hold_counters <int>        .D......... The maximum number of times to load m3u8 when it refreshes without new segments (from 0 to INT_MAX) (default 1000)
  -http_persistent   <boolean>    .D......... Use persistent HTTP connections (default true)
  -http_multiple     <boolean>    .D......... Use multiple HTTP connections for fetching segments (default auto)
  -http_seekable     <boolean>    .D......... Use HTTP partial requests, 0 = disable, 1 = enable, -1 = auto (default auto)
  -seg_format_options <dictionary> .D......... Set options for segment demuxer

iCE Draw File demuxer AVOptions:
  -linespeed         <int>        .D......... set simulated line speed (bytes per second) (from 1 to INT_MAX) (default 6000)
  -video_size        <image_size> .D......... set video size, such as 640x480 or hd720.
  -framerate         <video_rate> .D......... set framerate (frames per second) (default "25")

image2 demuxer AVOptions:
  -pattern_type      <int>        .D......... set pattern type (from 0 to INT_MAX) (default 4)
     glob_sequence   0            .D......... select glob/sequence pattern type
     glob            1            .D......... select glob pattern type
     sequence        2            .D......... select sequence pattern type
     none            3            .D......... disable pattern matching
  -start_number      <int>        .D......... set first number in the sequence (from INT_MIN to INT_MAX) (default 0)
  -start_number_range <int>        .D......... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5)
  -ts_from_file      <int>        .D......... set frame timestamp from file's one (from 0 to 2) (default none)
     none            0            .D......... none
     sec             1            .D......... second precision
     ns              2            .D......... nano second precision
  -export_path_metadata <boolean>    .D......... enable metadata containing input path information (default false)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

image2pipe demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

alias_pix demuxer AVOptions:
  -pattern_type      <int>        .D......... set pattern type (from 0 to INT_MAX) (default 4)
     glob_sequence   0            .D......... select glob/sequence pattern type
     glob            1            .D......... select glob pattern type
     sequence        2            .D......... select sequence pattern type
     none            3            .D......... disable pattern matching
  -start_number      <int>        .D......... set first number in the sequence (from INT_MIN to INT_MAX) (default 0)
  -start_number_range <int>        .D......... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5)
  -ts_from_file      <int>        .D......... set frame timestamp from file's one (from 0 to 2) (default none)
     none            0            .D......... none
     sec             1            .D......... second precision
     ns              2            .D......... nano second precision
  -export_path_metadata <boolean>    .D......... enable metadata containing input path information (default false)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

brender_pix demuxer AVOptions:
  -pattern_type      <int>        .D......... set pattern type (from 0 to INT_MAX) (default 4)
     glob_sequence   0            .D......... select glob/sequence pattern type
     glob            1            .D......... select glob pattern type
     sequence        2            .D......... select sequence pattern type
     none            3            .D......... disable pattern matching
  -start_number      <int>        .D......... set first number in the sequence (from INT_MIN to INT_MAX) (default 0)
  -start_number_range <int>        .D......... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5)
  -ts_from_file      <int>        .D......... set frame timestamp from file's one (from 0 to 2) (default none)
     none            0            .D......... none
     sec             1            .D......... second precision
     ns              2            .D......... nano second precision
  -export_path_metadata <boolean>    .D......... enable metadata containing input path information (default false)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

ingenient demuxer AVOptions:
  -framerate         <video_rate> .D.........  (default "25")
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

ipu demuxer AVOptions:
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

kuxdec AVOptions:
  -flv_metadata      <boolean>    .D.V....... Allocate streams according to the onMetaData array (default false)
  -flv_full_metadata <boolean>    .D.V....... Dump full metadata of the onMetadata (default false)
  -flv_ignore_prevtag <boolean>    .D.V....... Ignore the Size of previous tag (default false)
  -missing_streams   <int>        .D.V..XR...  (from 0 to 255) (default 0)

loas demuxer AVOptions:
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

m4v demuxer AVOptions:
  -framerate         <video_rate> .D.........  (default "25")
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

microdvddec AVOptions:
  -subfps            <rational>   .D...S..... set the movie frame rate fallback (from 0 to INT_MAX) (default 0/1)

mjpeg demuxer AVOptions:
  -framerate         <video_rate> .D.........  (default "25")
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

mjpeg_2000 demuxer AVOptions:
  -framerate         <video_rate> .D.........  (default "25")
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

mlp demuxer AVOptions:
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

mov,mp4,m4a,3gp,3g2,mj2 AVOptions:
  -use_absolute_path <boolean>    .D.V....... allow using absolute path when opening alias, this is a possible security issue (default false)
  -seek_streams_individually <boolean>    .D.V....... Seek each stream individually to the closest point (default true)
  -ignore_editlist   <boolean>    .D.V....... Ignore the edit list atom. (default false)
  -advanced_editlist <boolean>    .D.V....... Modify the AVIndex according to the editlists. Use this option to decode in the order specified by the edits. (default true)
  -ignore_chapters   <boolean>    .D.V.......  (default false)
  -use_mfra_for      <int>        .D.V....... use mfra for fragment timestamps (from -1 to 2) (default auto)
     auto            -1           .D.V....... auto
     dts             1            .D.V....... dts
     pts             2            .D.V....... pts
  -use_tfdt          <boolean>    .D.V....... use tfdt for fragment timestamps (default false)
  -export_all        <boolean>    .D.V....... Export unrecognized metadata entries (default false)
  -export_xmp        <boolean>    .D.V....... Export full XMP metadata (default false)
  -activation_bytes  <binary>     .D......... Secret bytes for Audible AAX files
  -audible_key       <binary>     .D......... AES-128 Key for Audible AAXC files
  -audible_iv        <binary>     .D......... AES-128 IV for Audible AAXC files
  -audible_fixed_key <binary>     .D......... Fixed key used for handling Audible AAX files
  -decryption_key    <binary>     .D......... The media decryption key (hex)
  -enable_drefs      <boolean>    .D.V....... Enable external track support. (default false)

mp3 AVOptions:
  -usetoc            <boolean>    .D......... use table of contents (default false)

mpegts demuxer AVOptions:
  -resync_size       <int>        .D......... set size limit for looking up a new synchronization (from 0 to INT_MAX) (default 65536)
  -fix_teletext_pts  <boolean>    .D......... try to fix pts values of dvb teletext streams (default true)
  -ts_packetsize     <int>        .D....XR... output option carrying the raw packet size (from 0 to 0) (default 0)
  -scan_all_pmts     <boolean>    .D......... scan and combine all PMTs (default auto)
  -skip_unknown_pmt  <boolean>    .D......... skip PMTs for programs not advertised in the PAT (default false)
  -merge_pmt_versions <boolean>    .D......... re-use streams when PMT's version/pids change (default false)

mpegtsraw demuxer AVOptions:
  -resync_size       <int>        .D......... set size limit for looking up a new synchronization (from 0 to INT_MAX) (default 65536)
  -compute_pcr       <boolean>    .D......... compute exact PCR for each transport stream packet (default false)
  -ts_packetsize     <int>        .D....XR... output option carrying the raw packet size (from 0 to 0) (default 0)

mpegvideo demuxer AVOptions:
  -framerate         <video_rate> .D.........  (default "25")
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

MPJPEG demuxer AVOptions:
  -strict_mime_boundary <boolean>    .D......... require MIME boundaries match (default false)

mxf AVOptions:
  -eia608_extract    <boolean>    .D......... extract eia 608 captions from s436m track (default false)

AV1 low overhead OBU demuxer AVOptions:
  -framerate         <video_rate> .D.........  (default "25")

alaw demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 44100)
  -channels          <int>        .D.........  (from 0 to INT_MAX) (default 1)

mulaw demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 44100)
  -channels          <int>        .D.........  (from 0 to INT_MAX) (default 1)

vidc demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 44100)
  -channels          <int>        .D.........  (from 0 to INT_MAX) (default 1)

f64be demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 44100)
  -channels          <int>        .D.........  (from 0 to INT_MAX) (default 1)

f64le demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 44100)
  -channels          <int>        .D.........  (from 0 to INT_MAX) (default 1)

f32be demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 44100)
  -channels          <int>        .D.........  (from 0 to INT_MAX) (default 1)

f32le demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 44100)
  -channels          <int>        .D.........  (from 0 to INT_MAX) (default 1)

s32be demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 44100)
  -channels          <int>        .D.........  (from 0 to INT_MAX) (default 1)

s32le demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 44100)
  -channels          <int>        .D.........  (from 0 to INT_MAX) (default 1)

s24be demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 44100)
  -channels          <int>        .D.........  (from 0 to INT_MAX) (default 1)

s24le demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 44100)
  -channels          <int>        .D.........  (from 0 to INT_MAX) (default 1)

s16be demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 44100)
  -channels          <int>        .D.........  (from 0 to INT_MAX) (default 1)

s16le demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 44100)
  -channels          <int>        .D.........  (from 0 to INT_MAX) (default 1)

s8 demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 44100)
  -channels          <int>        .D.........  (from 0 to INT_MAX) (default 1)

u32be demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 44100)
  -channels          <int>        .D.........  (from 0 to INT_MAX) (default 1)

u32le demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 44100)
  -channels          <int>        .D.........  (from 0 to INT_MAX) (default 1)

u24be demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 44100)
  -channels          <int>        .D.........  (from 0 to INT_MAX) (default 1)

u24le demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 44100)
  -channels          <int>        .D.........  (from 0 to INT_MAX) (default 1)

u16be demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 44100)
  -channels          <int>        .D.........  (from 0 to INT_MAX) (default 1)

u16le demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 44100)
  -channels          <int>        .D.........  (from 0 to INT_MAX) (default 1)

u8 demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 44100)
  -channels          <int>        .D.........  (from 0 to INT_MAX) (default 1)

rawvideo demuxer AVOptions:
  -video_size        <image_size> .D......... set frame size
  -pixel_format      <string>     .D......... set pixel format (default "yuv420p")
  -framerate         <video_rate> .D......... set frame rate (default "25")

RTP demuxer AVOptions:
  -rtp_flags         <flags>      .D......... set RTP flags (default 0)
     filter_src                   .D......... only receive packets from the negotiated peer IP
  -listen_timeout    <int>        .D......... set maximum timeout (in seconds) to wait for incoming connections (from INT_MIN to INT_MAX) (default 10)
  -allowed_media_types <flags>      .D......... set media types to accept from the server (default video+audio+data+subtitle)
     video                        .D......... Video
     audio                        .D......... Audio
     data                         .D......... Data
     subtitle                     .D......... Subtitle
  -reorder_queue_size <int>        .D......... set number of packets to buffer for handling of reordered packets (from -1 to INT_MAX) (default -1)
  -buffer_size       <int>        ED......... Underlying protocol send/receive buffer size (from -1 to INT_MAX) (default -1)

RTSP demuxer AVOptions:
  -initial_pause     <boolean>    .D......... do not start playing the stream immediately (default false)
  -rtsp_transport    <flags>      ED......... set RTSP transport protocols (default 0)
     udp                          ED......... UDP
     tcp                          ED......... TCP
     udp_multicast                .D......... UDP multicast
     http                         .D......... HTTP tunneling
     https                        .D......... HTTPS tunneling
  -rtsp_flags        <flags>      .D......... set RTSP flags (default 0)
     filter_src                   .D......... only receive packets from the negotiated peer IP
     listen                       .D......... wait for incoming connections
     prefer_tcp                   ED......... try RTP via TCP first, if available
     satip_raw                    .D......... export raw MPEG-TS stream instead of demuxing
  -allowed_media_types <flags>      .D......... set media types to accept from the server (default video+audio+data+subtitle)
     video                        .D......... Video
     audio                        .D......... Audio
     data                         .D......... Data
     subtitle                     .D......... Subtitle
  -min_port          <int>        ED......... set minimum local UDP port (from 0 to 65535) (default 5000)
  -max_port          <int>        ED......... set maximum local UDP port (from 0 to 65535) (default 65000)
  -listen_timeout    <int>        .D......... set maximum timeout (in seconds) to wait for incoming connections (-1 is infinite, imply flag listen) (from INT_MIN to INT_MAX) (default -1)
  -timeout           <int>        .D......... set timeout (in microseconds) of socket TCP I/O operations (from INT_MIN to INT_MAX) (default 0)
  -reorder_queue_size <int>        .D......... set number of packets to buffer for handling of reordered packets (from -1 to INT_MAX) (default -1)
  -buffer_size       <int>        ED......... Underlying protocol send/receive buffer size (from -1 to INT_MAX) (default -1)
  -user_agent        <string>     .D......... override User-Agent header (default "Lavf59.3.100")

sbc demuxer AVOptions:
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

sbg_demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 0)
  -frame_size        <int>        .D.........  (from 0 to INT_MAX) (default 0)
  -max_file_size     <int>        .D.........  (from 0 to INT_MAX) (default 5000000)

SDP demuxer AVOptions:
  -sdp_flags         <flags>      .D......... SDP flags (default 0)
     filter_src                   .D......... only receive packets from the negotiated peer IP
     custom_io                    .D......... use custom I/O
     rtcp_to_source               .D......... send RTCP packets to the source address of received packets
  -listen_timeout    <int>        .D......... set maximum timeout (in seconds) to wait for incoming connections (from INT_MIN to INT_MAX) (default 10)
  -allowed_media_types <flags>      .D......... set media types to accept from the server (default video+audio+data+subtitle)
     video                        .D......... Video
     audio                        .D......... Audio
     data                         .D......... Data
     subtitle                     .D......... Subtitle
  -reorder_queue_size <int>        .D......... set number of packets to buffer for handling of reordered packets (from -1 to INT_MAX) (default -1)
  -buffer_size       <int>        ED......... Underlying protocol send/receive buffer size (from -1 to INT_MAX) (default -1)

ser demuxer AVOptions:
  -framerate         <video_rate> .D......... set frame rate (default "25")

shorten demuxer AVOptions:
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

sln demuxer AVOptions:
  -sample_rate       <int>        .D.........  (from 0 to INT_MAX) (default 8000)
  -channels          <int>        .D.........  (from 0 to INT_MAX) (default 1)

tak demuxer AVOptions:
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

tedcaptions_demuxer AVOptions:
  -start_time        <int64>      .D...S..... set the start time (offset) of the subtitles, in ms (from I64_MIN to I64_MAX) (default 15000)

truehd demuxer AVOptions:
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

TTY demuxer AVOptions:
  -chars_per_frame   <int>        .D.........  (from 1 to INT_MAX) (default 6000)
  -video_size        <image_size> .D......... A string describing frame size, such as 640x480 or hd720.
  -framerate         <video_rate> .D.........  (default "25")

v210 demuxer AVOptions:
  -video_size        <image_size> .D......... set frame size
  -framerate         <video_rate> .D......... set frame rate (default "25")

v210x demuxer AVOptions:
  -video_size        <image_size> .D......... set frame size
  -framerate         <video_rate> .D......... set frame rate (default "25")

vc1 demuxer AVOptions:
  -framerate         <video_rate> .D.........  (default "25")
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

vobsub AVOptions:
  -sub_name          <string>     .D......... URI for .sub file

W64 demuxer AVOptions:
  -max_size          <int>        .D......... max size of single packet (from 1024 to 4.1943e+06) (default 4096)

WAV demuxer AVOptions:
  -ignore_length     <boolean>    .D......... Ignore length (default false)
  -max_size          <int>        .D......... max size of single packet (from 1024 to 4.1943e+06) (default 4096)

WebM DASH Manifest demuxer AVOptions:
  -live              <boolean>    .D......... flag indicating that the input is a live file that only has the headers. (default false)
  -bandwidth         <int>        .D......... bandwidth of this stream to be specified in the DASH manifest. (from 0 to INT_MAX) (default 0)

WebVTT demuxer AVOptions:
  -kind              <int>        .D...S..... Set kind of WebVTT track (from 0 to INT_MAX) (default subtitles)
     subtitles       0            .D...S..... WebVTT subtitles kind
     captions        65536        .D...S..... WebVTT captions kind
     descriptions    131072       .D...S..... WebVTT descriptions kind
     metadata        262144       .D...S..... WebVTT metadata kind

wsd demuxer AVOptions:
  -raw_packet_size   <int>        .D.........  (from 1 to INT_MAX) (default 1024)

eXtended BINary text (XBIN) demuxer AVOptions:
  -linespeed         <int>        .D......... set simulated line speed (bytes per second) (from 1 to INT_MAX) (default 6000)
  -video_size        <image_size> .D......... set video size, such as 640x480 or hd720.
  -framerate         <video_rate> .D......... set framerate (frames per second) (default "25")

bmp demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

cri demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

dds demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

dpx demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

exr demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

gif demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

j2k demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

jpeg demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

jpegls demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

pam demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

pbm demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

pcx demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

pgmyuv demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

pgm demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

pgx demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

photocd demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

pictor demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

png demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

ppm demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

psd demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

qdraw demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

sgi demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

svg demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

sunrast demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

tiff demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

webp demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

xbm demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

xpm demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

xwd demuxer AVOptions:
  -frame_size        <int>        .D......... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -framerate         <video_rate> .D......... set the video framerate (default "25")
  -pixel_format      <string>     .D......... set video pixel format
  -video_size        <image_size> .D......... set video size
  -loop              <boolean>    .D......... force loop over input file sequence (default false)

Game Music Emu demuxer AVOptions:
  -track_index       <int>        .D..A...... set track that should be played (from 0 to INT_MAX) (default 0)
  -sample_rate       <int>        .D..A...... set sample rate (from 1000 to 999999) (default 44100)
  -max_size          <int64>      .D..A...... set max file size supported (in bytes) (from 0 to 1.84467e+19) (default 52428800)

libopenmpt AVOptions:
  -sample_rate       <int>        .D..A...... set sample rate (from 1000 to INT_MAX) (default 48000)
  -layout            <channel_layout> .D..A...... set channel layout (default 0x3)
  -subsong           <int>        .D..A...... set subsong (from -2 to INT_MAX) (default auto)
     all             -1           .D..A...... all
     auto            -2           .D..A...... auto

dshow indev AVOptions:
  -video_size        <image_size> .D......... set video size given a string such as 640x480 or hd720.
  -pixel_format      <pix_fmt>    .D......... set video pixel format (default none)
  -framerate         <string>     .D......... set video frame rate
  -sample_rate       <int>        .D......... set audio sample rate (from 0 to INT_MAX) (default 0)
  -sample_size       <int>        .D......... set audio sample size (from 0 to 16) (default 0)
  -channels          <int>        .D......... set number of audio channels, such as 1 or 2 (from 0 to INT_MAX) (default 0)
  -audio_buffer_size <int>        .D......... set audio device buffer latency size in milliseconds (default is the device's default) (from 0 to INT_MAX) (default 0)
  -list_devices      <boolean>    .D......... list available devices (default false)
  -list_options      <boolean>    .D......... list available options for specified device (default false)
  -video_device_number <int>        .D......... set video device number for devices with same name (starts at 0) (from 0 to INT_MAX) (default 0)
  -audio_device_number <int>        .D......... set audio device number for devices with same name (starts at 0) (from 0 to INT_MAX) (default 0)
  -crossbar_video_input_pin_number <int>        .D......... set video input pin number for crossbar device (from -1 to INT_MAX) (default -1)
  -crossbar_audio_input_pin_number <int>        .D......... set audio input pin number for crossbar device (from -1 to INT_MAX) (default -1)
  -show_video_device_dialog <boolean>    .D......... display property dialog for video capture device (default false)
  -show_audio_device_dialog <boolean>    .D......... display property dialog for audio capture device (default false)
  -show_video_crossbar_connection_dialog <boolean>    .D......... display property dialog for crossbar connecting pins filter on video device (default false)
  -show_audio_crossbar_connection_dialog <boolean>    .D......... display property dialog for crossbar connecting pins filter on audio device (default false)
  -show_analog_tv_tuner_dialog <boolean>    .D......... display property dialog for analog tuner filter (default false)
  -show_analog_tv_tuner_audio_dialog <boolean>    .D......... display property dialog for analog tuner audio filter (default false)
  -audio_device_load <string>     .D......... load audio capture filter device (and properties) from file
  -audio_device_save <string>     .D......... save audio capture filter device (and properties) to file
  -video_device_load <string>     .D......... load video capture filter device (and properties) from file
  -video_device_save <string>     .D......... save video capture filter device (and properties) to file

GDIgrab indev AVOptions:
  -draw_mouse        <int>        .D......... draw the mouse pointer (from 0 to 1) (default 1)
  -show_region       <int>        .D......... draw border around capture area (from 0 to 1) (default 0)
  -framerate         <video_rate> .D......... set video frame rate (default "ntsc")
  -video_size        <image_size> .D......... set video frame size
  -offset_x          <int>        .D......... capture area x offset (from INT_MIN to INT_MAX) (default 0)
  -offset_y          <int>        .D......... capture area y offset (from INT_MIN to INT_MAX) (default 0)

lavfi indev AVOptions:
  -graph             <string>     .D......... set libavfilter graph
  -graph_file        <string>     .D......... set libavfilter graph filename
  -dumpgraph         <string>     .D......... dump graph to stderr

VFW indev AVOptions:
  -video_size        <string>     .D......... A string describing frame size, such as 640x480 or hd720.
  -framerate         <string>     .D.........  (default "ntsc")

AVFilter AVOptions:
  thread_type       <flags>      ..F........ Allowed thread types (default slice)
     slice                        ..F........
  enable            <string>     ..F......T. set enable expression
  threads           <int>        ..F........ Allowed number of threads (from 0 to INT_MAX) (default 0)
  extra_hw_frames   <int>        ..F........ Number of extra hardware frames to allocate for the user (from -1 to INT_MAX) (default -1)

abench AVOptions:
  action            <int>        ..F.A...... set action (from 0 to 1) (default start)
     start           0            ..F.A...... start timer
     stop            1            ..F.A...... stop timer

acompressor AVOptions:
  level_in          <double>     ..F.A....T. set input gain (from 0.015625 to 64) (default 1)
  mode              <int>        ..F.A....T. set mode (from 0 to 1) (default downward)
     downward        0            ..F.A....T.
     upward          1            ..F.A....T.
  threshold         <double>     ..F.A....T. set threshold (from 0.000976563 to 1) (default 0.125)
  ratio             <double>     ..F.A....T. set ratio (from 1 to 20) (default 2)
  attack            <double>     ..F.A....T. set attack (from 0.01 to 2000) (default 20)
  release           <double>     ..F.A....T. set release (from 0.01 to 9000) (default 250)
  makeup            <double>     ..F.A....T. set make up gain (from 1 to 64) (default 1)
  knee              <double>     ..F.A....T. set knee (from 1 to 8) (default 2.82843)
  link              <int>        ..F.A....T. set link type (from 0 to 1) (default average)
     average         0            ..F.A....T.
     maximum         1            ..F.A....T.
  detection         <int>        ..F.A....T. set detection (from 0 to 1) (default rms)
     peak            0            ..F.A....T.
     rms             1            ..F.A....T.
  level_sc          <double>     ..F.A....T. set sidechain gain (from 0.015625 to 64) (default 1)
  mix               <double>     ..F.A....T. set mix (from 0 to 1) (default 1)

acontrast AVOptions:
  contrast          <float>      ..F.A...... set contrast (from 0 to 100) (default 33)

acue AVOptions:
  cue               <int64>      ..FVA...... cue unix timestamp in microseconds (from 0 to I64_MAX) (default 0)
  preroll           <duration>   ..FVA...... preroll duration in seconds (default 0)
  buffer            <duration>   ..FVA...... buffer duration in seconds (default 0)

acrossfade AVOptions:
  nb_samples        <int>        ..F.A...... set number of samples for cross fade duration (from 1 to 2.14748e+08) (default 44100)
  ns                <int>        ..F.A...... set number of samples for cross fade duration (from 1 to 2.14748e+08) (default 44100)
  duration          <duration>   ..F.A...... set cross fade duration (default 0)
  d                 <duration>   ..F.A...... set cross fade duration (default 0)
  overlap           <boolean>    ..F.A...... overlap 1st stream end with 2nd stream start (default true)
  o                 <boolean>    ..F.A...... overlap 1st stream end with 2nd stream start (default true)
  curve1            <int>        ..F.A...... set fade curve type for 1st stream (from -1 to 18) (default tri)
     nofade          -1           ..F.A...... no fade; keep audio as-is
     tri             0            ..F.A...... linear slope
     qsin            1            ..F.A...... quarter of sine wave
     esin            2            ..F.A...... exponential sine wave
     hsin            3            ..F.A...... half of sine wave
     log             4            ..F.A...... logarithmic
     ipar            5            ..F.A...... inverted parabola
     qua             6            ..F.A...... quadratic
     cub             7            ..F.A...... cubic
     squ             8            ..F.A...... square root
     cbr             9            ..F.A...... cubic root
     par             10           ..F.A...... parabola
     exp             11           ..F.A...... exponential
     iqsin           12           ..F.A...... inverted quarter of sine wave
     ihsin           13           ..F.A...... inverted half of sine wave
     dese            14           ..F.A...... double-exponential seat
     desi            15           ..F.A...... double-exponential sigmoid
     losi            16           ..F.A...... logistic sigmoid
     sinc            17           ..F.A...... sine cardinal function
     isinc           18           ..F.A...... inverted sine cardinal function
  c1                <int>        ..F.A...... set fade curve type for 1st stream (from -1 to 18) (default tri)
     nofade          -1           ..F.A...... no fade; keep audio as-is
     tri             0            ..F.A...... linear slope
     qsin            1            ..F.A...... quarter of sine wave
     esin            2            ..F.A...... exponential sine wave
     hsin            3            ..F.A...... half of sine wave
     log             4            ..F.A...... logarithmic
     ipar            5            ..F.A...... inverted parabola
     qua             6            ..F.A...... quadratic
     cub             7            ..F.A...... cubic
     squ             8            ..F.A...... square root
     cbr             9            ..F.A...... cubic root
     par             10           ..F.A...... parabola
     exp             11           ..F.A...... exponential
     iqsin           12           ..F.A...... inverted quarter of sine wave
     ihsin           13           ..F.A...... inverted half of sine wave
     dese            14           ..F.A...... double-exponential seat
     desi            15           ..F.A...... double-exponential sigmoid
     losi            16           ..F.A...... logistic sigmoid
     sinc            17           ..F.A...... sine cardinal function
     isinc           18           ..F.A...... inverted sine cardinal function
  curve2            <int>        ..F.A...... set fade curve type for 2nd stream (from -1 to 18) (default tri)
     nofade          -1           ..F.A...... no fade; keep audio as-is
     tri             0            ..F.A...... linear slope
     qsin            1            ..F.A...... quarter of sine wave
     esin            2            ..F.A...... exponential sine wave
     hsin            3            ..F.A...... half of sine wave
     log             4            ..F.A...... logarithmic
     ipar            5            ..F.A...... inverted parabola
     qua             6            ..F.A...... quadratic
     cub             7            ..F.A...... cubic
     squ             8            ..F.A...... square root
     cbr             9            ..F.A...... cubic root
     par             10           ..F.A...... parabola
     exp             11           ..F.A...... exponential
     iqsin           12           ..F.A...... inverted quarter of sine wave
     ihsin           13           ..F.A...... inverted half of sine wave
     dese            14           ..F.A...... double-exponential seat
     desi            15           ..F.A...... double-exponential sigmoid
     losi            16           ..F.A...... logistic sigmoid
     sinc            17           ..F.A...... sine cardinal function
     isinc           18           ..F.A...... inverted sine cardinal function
  c2                <int>        ..F.A...... set fade curve type for 2nd stream (from -1 to 18) (default tri)
     nofade          -1           ..F.A...... no fade; keep audio as-is
     tri             0            ..F.A...... linear slope
     qsin            1            ..F.A...... quarter of sine wave
     esin            2            ..F.A...... exponential sine wave
     hsin            3            ..F.A...... half of sine wave
     log             4            ..F.A...... logarithmic
     ipar            5            ..F.A...... inverted parabola
     qua             6            ..F.A...... quadratic
     cub             7            ..F.A...... cubic
     squ             8            ..F.A...... square root
     cbr             9            ..F.A...... cubic root
     par             10           ..F.A...... parabola
     exp             11           ..F.A...... exponential
     iqsin           12           ..F.A...... inverted quarter of sine wave
     ihsin           13           ..F.A...... inverted half of sine wave
     dese            14           ..F.A...... double-exponential seat
     desi            15           ..F.A...... double-exponential sigmoid
     losi            16           ..F.A...... logistic sigmoid
     sinc            17           ..F.A...... sine cardinal function
     isinc           18           ..F.A...... inverted sine cardinal function

acrossover AVOptions:
  split             <string>     ..F.A...... set split frequencies (default "500")
  order             <int>        ..F.A...... set filter order (from 0 to 9) (default 4th)
     2nd             0            ..F.A...... 2nd order (12 dB/8ve)
     4th             1            ..F.A...... 4th order (24 dB/8ve)
     6th             2            ..F.A...... 6th order (36 dB/8ve)
     8th             3            ..F.A...... 8th order (48 dB/8ve)
     10th            4            ..F.A...... 10th order (60 dB/8ve)
     12th            5            ..F.A...... 12th order (72 dB/8ve)
     14th            6            ..F.A...... 14th order (84 dB/8ve)
     16th            7            ..F.A...... 16th order (96 dB/8ve)
     18th            8            ..F.A...... 18th order (108 dB/8ve)
     20th            9            ..F.A...... 20th order (120 dB/8ve)
  level             <float>      ..F.A...... set input gain (from 0 to 1) (default 1)
  gain              <string>     ..F.A...... set output bands gain (default "1.f")

acrusher AVOptions:
  level_in          <double>     ..F.A....T. set level in (from 0.015625 to 64) (default 1)
  level_out         <double>     ..F.A....T. set level out (from 0.015625 to 64) (default 1)
  bits              <double>     ..F.A....T. set bit reduction (from 1 to 64) (default 8)
  mix               <double>     ..F.A....T. set mix (from 0 to 1) (default 0.5)
  mode              <int>        ..F.A....T. set mode (from 0 to 1) (default lin)
     lin             0            ..F.A....T. linear
     log             1            ..F.A....T. logarithmic
  dc                <double>     ..F.A....T. set DC (from 0.25 to 4) (default 1)
  aa                <double>     ..F.A....T. set anti-aliasing (from 0 to 1) (default 0.5)
  samples           <double>     ..F.A....T. set sample reduction (from 1 to 250) (default 1)
  lfo               <boolean>    ..F.A....T. enable LFO (default false)
  lforange          <double>     ..F.A....T. set LFO depth (from 1 to 250) (default 20)
  lforate           <double>     ..F.A....T. set LFO rate (from 0.01 to 200) (default 0.3)

adeclick AVOptions:
  window            <double>     ..F.A...... set window size (from 10 to 100) (default 55)
  w                 <double>     ..F.A...... set window size (from 10 to 100) (default 55)
  overlap           <double>     ..F.A...... set window overlap (from 50 to 95) (default 75)
  o                 <double>     ..F.A...... set window overlap (from 50 to 95) (default 75)
  arorder           <double>     ..F.A...... set autoregression order (from 0 to 25) (default 2)
  a                 <double>     ..F.A...... set autoregression order (from 0 to 25) (default 2)
  threshold         <double>     ..F.A...... set threshold (from 1 to 100) (default 2)
  t                 <double>     ..F.A...... set threshold (from 1 to 100) (default 2)
  burst             <double>     ..F.A...... set burst fusion (from 0 to 10) (default 2)
  b                 <double>     ..F.A...... set burst fusion (from 0 to 10) (default 2)
  method            <int>        ..F.A...... set overlap method (from 0 to 1) (default add)
     add             0            ..F.A...... overlap-add
     a               0            ..F.A...... overlap-add
     save            1            ..F.A...... overlap-save
     s               1            ..F.A...... overlap-save
  m                 <int>        ..F.A...... set overlap method (from 0 to 1) (default add)
     add             0            ..F.A...... overlap-add
     a               0            ..F.A...... overlap-add
     save            1            ..F.A...... overlap-save
     s               1            ..F.A...... overlap-save

adeclip AVOptions:
  window            <double>     ..F.A...... set window size (from 10 to 100) (default 55)
  w                 <double>     ..F.A...... set window size (from 10 to 100) (default 55)
  overlap           <double>     ..F.A...... set window overlap (from 50 to 95) (default 75)
  o                 <double>     ..F.A...... set window overlap (from 50 to 95) (default 75)
  arorder           <double>     ..F.A...... set autoregression order (from 0 to 25) (default 8)
  a                 <double>     ..F.A...... set autoregression order (from 0 to 25) (default 8)
  threshold         <double>     ..F.A...... set threshold (from 1 to 100) (default 10)
  t                 <double>     ..F.A...... set threshold (from 1 to 100) (default 10)
  hsize             <int>        ..F.A...... set histogram size (from 100 to 9999) (default 1000)
  n                 <int>        ..F.A...... set histogram size (from 100 to 9999) (default 1000)
  method            <int>        ..F.A...... set overlap method (from 0 to 1) (default add)
     add             0            ..F.A...... overlap-add
     a               0            ..F.A...... overlap-add
     save            1            ..F.A...... overlap-save
     s               1            ..F.A...... overlap-save
  m                 <int>        ..F.A...... set overlap method (from 0 to 1) (default add)
     add             0            ..F.A...... overlap-add
     a               0            ..F.A...... overlap-add
     save            1            ..F.A...... overlap-save
     s               1            ..F.A...... overlap-save

adelay AVOptions:
  delays            <string>     ..F.A...... set list of delays for each channel
  all               <boolean>    ..F.A...... use last available delay for remained channels (default false)

adenorm AVOptions:
  level             <double>     ..F.A....T. set level (from -451 to -90) (default -351)
  type              <int>        ..F.A....T. set type (from 0 to 3) (default dc)
     dc              0            ..F.A....T.
     ac              1            ..F.A....T.
     square          2            ..F.A....T.
     pulse           3            ..F.A....T.

aecho AVOptions:
  in_gain           <float>      ..F.A...... set signal input gain (from 0 to 1) (default 0.6)
  out_gain          <float>      ..F.A...... set signal output gain (from 0 to 1) (default 0.3)
  delays            <string>     ..F.A...... set list of signal delays (default "1000")
  decays            <string>     ..F.A...... set list of signal decays (default "0.5")

aemphasis AVOptions:
  level_in          <double>     ..F.A....T. set input gain (from 0 to 64) (default 1)
  level_out         <double>     ..F.A....T. set output gain (from 0 to 64) (default 1)
  mode              <int>        ..F.A....T. set filter mode (from 0 to 1) (default reproduction)
     reproduction    0            ..F.A....T.
     production      1            ..F.A....T.
  type              <int>        ..F.A....T. set filter type (from 0 to 8) (default cd)
     col             0            ..F.A....T. Columbia
     emi             1            ..F.A....T. EMI
     bsi             2            ..F.A....T. BSI (78RPM)
     riaa            3            ..F.A....T. RIAA
     cd              4            ..F.A....T. Compact Disc (CD)
     50fm            5            ..F.A....T. 50µs (FM)
     75fm            6            ..F.A....T. 75µs (FM)
     50kf            7            ..F.A....T. 50µs (FM-KF)
     75kf            8            ..F.A....T. 75µs (FM-KF)

aeval AVOptions:
  exprs             <string>     ..F.A...... set the '|'-separated list of channels expressions
  channel_layout    <string>     ..F.A...... set channel layout
  c                 <string>     ..F.A...... set channel layout

aexciter AVOptions:
  level_in          <double>     ..F.A....T. set level in (from 0 to 64) (default 1)
  level_out         <double>     ..F.A....T. set level out (from 0 to 64) (default 1)
  amount            <double>     ..F.A....T. set amount (from 0 to 64) (default 1)
  drive             <double>     ..F.A....T. set harmonics (from 0.1 to 10) (default 8.5)
  blend             <double>     ..F.A....T. set blend harmonics (from -10 to 10) (default 0)
  freq              <double>     ..F.A....T. set scope (from 2000 to 12000) (default 7500)
  ceil              <double>     ..F.A....T. set ceiling (from 9999 to 20000) (default 9999)
  listen            <boolean>    ..F.A....T. enable listen mode (default false)

afade AVOptions:
  type              <int>        ..F.A....T. set the fade direction (from 0 to 1) (default in)
     in              0            ..F.A....T. fade-in
     out             1            ..F.A....T. fade-out
  t                 <int>        ..F.A....T. set the fade direction (from 0 to 1) (default in)
     in              0            ..F.A....T. fade-in
     out             1            ..F.A....T. fade-out
  start_sample      <int64>      ..F.A....T. set number of first sample to start fading (from 0 to I64_MAX) (default 0)
  ss                <int64>      ..F.A....T. set number of first sample to start fading (from 0 to I64_MAX) (default 0)
  nb_samples        <int64>      ..F.A....T. set number of samples for fade duration (from 1 to I64_MAX) (default 44100)
  ns                <int64>      ..F.A....T. set number of samples for fade duration (from 1 to I64_MAX) (default 44100)
  start_time        <duration>   ..F.A....T. set time to start fading (default 0)
  st                <duration>   ..F.A....T. set time to start fading (default 0)
  duration          <duration>   ..F.A....T. set fade duration (default 0)
  d                 <duration>   ..F.A....T. set fade duration (default 0)
  curve             <int>        ..F.A....T. set fade curve type (from -1 to 18) (default tri)
     nofade          -1           ..F.A....T. no fade; keep audio as-is
     tri             0            ..F.A....T. linear slope
     qsin            1            ..F.A....T. quarter of sine wave
     esin            2            ..F.A....T. exponential sine wave
     hsin            3            ..F.A....T. half of sine wave
     log             4            ..F.A....T. logarithmic
     ipar            5            ..F.A....T. inverted parabola
     qua             6            ..F.A....T. quadratic
     cub             7            ..F.A....T. cubic
     squ             8            ..F.A....T. square root
     cbr             9            ..F.A....T. cubic root
     par             10           ..F.A....T. parabola
     exp             11           ..F.A....T. exponential
     iqsin           12           ..F.A....T. inverted quarter of sine wave
     ihsin           13           ..F.A....T. inverted half of sine wave
     dese            14           ..F.A....T. double-exponential seat
     desi            15           ..F.A....T. double-exponential sigmoid
     losi            16           ..F.A....T. logistic sigmoid
     sinc            17           ..F.A....T. sine cardinal function
     isinc           18           ..F.A....T. inverted sine cardinal function
  c                 <int>        ..F.A....T. set fade curve type (from -1 to 18) (default tri)
     nofade          -1           ..F.A....T. no fade; keep audio as-is
     tri             0            ..F.A....T. linear slope
     qsin            1            ..F.A....T. quarter of sine wave
     esin            2            ..F.A....T. exponential sine wave
     hsin            3            ..F.A....T. half of sine wave
     log             4            ..F.A....T. logarithmic
     ipar            5            ..F.A....T. inverted parabola
     qua             6            ..F.A....T. quadratic
     cub             7            ..F.A....T. cubic
     squ             8            ..F.A....T. square root
     cbr             9            ..F.A....T. cubic root
     par             10           ..F.A....T. parabola
     exp             11           ..F.A....T. exponential
     iqsin           12           ..F.A....T. inverted quarter of sine wave
     ihsin           13           ..F.A....T. inverted half of sine wave
     dese            14           ..F.A....T. double-exponential seat
     desi            15           ..F.A....T. double-exponential sigmoid
     losi            16           ..F.A....T. logistic sigmoid
     sinc            17           ..F.A....T. sine cardinal function
     isinc           18           ..F.A....T. inverted sine cardinal function

afftdn AVOptions:
  nr                <float>      ..F.A....T. set the noise reduction (from 0.01 to 97) (default 12)
  nf                <float>      ..F.A....T. set the noise floor (from -80 to -20) (default -50)
  nt                <int>        ..F.A...... set the noise type (from 0 to 3) (default w)
     w               0            ..F.A...... white noise
     v               1            ..F.A...... vinyl noise
     s               2            ..F.A...... shellac noise
     c               3            ..F.A...... custom noise
  bn                <string>     ..F.A...... set the custom bands noise
  rf                <float>      ..F.A....T. set the residual floor (from -80 to -20) (default -38)
  tn                <boolean>    ..F.A....T. track noise (default false)
  tr                <boolean>    ..F.A....T. track residual (default false)
  om                <int>        ..F.A....T. set output mode (from 0 to 2) (default o)
     i               0            ..F.A....T. input
     o               1            ..F.A....T. output
     n               2            ..F.A....T. noise

afftfilt AVOptions:
  real              <string>     ..F.A...... set channels real expressions (default "re")
  imag              <string>     ..F.A...... set channels imaginary expressions (default "im")
  win_size          <int>        ..F.A...... set window size (from 16 to 131072) (default 4096)
  win_func          <int>        ..F.A...... set window function (from 0 to 19) (default hann)
     rect            0            ..F.A...... Rectangular
     bartlett        4            ..F.A...... Bartlett
     hann            1            ..F.A...... Hann
     hanning         1            ..F.A...... Hanning
     hamming         2            ..F.A...... Hamming
     blackman        3            ..F.A...... Blackman
     welch           5            ..F.A...... Welch
     flattop         6            ..F.A...... Flat-top
     bharris         7            ..F.A...... Blackman-Harris
     bnuttall        8            ..F.A...... Blackman-Nuttall
     bhann           11           ..F.A...... Bartlett-Hann
     sine            9            ..F.A...... Sine
     nuttall         10           ..F.A...... Nuttall
     lanczos         12           ..F.A...... Lanczos
     gauss           13           ..F.A...... Gauss
     tukey           14           ..F.A...... Tukey
     dolph           15           ..F.A...... Dolph-Chebyshev
     cauchy          16           ..F.A...... Cauchy
     parzen          17           ..F.A...... Parzen
     poisson         18           ..F.A...... Poisson
     bohman          19           ..F.A...... Bohman
  overlap           <float>      ..F.A...... set window overlap (from 0 to 1) (default 0.75)

afir AVOptions:
  dry               <float>      ..F.A...... set dry gain (from 0 to 10) (default 1)
  wet               <float>      ..F.A...... set wet gain (from 0 to 10) (default 1)
  length            <float>      ..F.A...... set IR length (from 0 to 1) (default 1)
  gtype             <int>        ..F.A...... set IR auto gain type (from -1 to 2) (default peak)
     none            -1           ..F.A...... without auto gain
     peak            0            ..F.A...... peak gain
     dc              1            ..F.A...... DC gain
     gn              2            ..F.A...... gain to noise
  irgain            <float>      ..F.A...... set IR gain (from 0 to 1) (default 1)
  irfmt             <int>        ..F.A...... set IR format (from 0 to 1) (default input)
     mono            0            ..F.A...... single channel
     input           1            ..F.A...... same as input
  maxir             <float>      ..F.A...... set max IR length (from 0.1 to 60) (default 30)
  response          <boolean>    ..FV....... show IR frequency response (default false)
  channel           <int>        ..FV....... set IR channel to display frequency response (from 0 to 1024) (default 0)
  size              <image_size> ..FV....... set video size (default "hd720")
  rate              <video_rate> ..FV....... set video rate (default "25")
  minp              <int>        ..F.A...... set min partition size (from 1 to 32768) (default 8192)
  maxp              <int>        ..F.A...... set max partition size (from 8 to 32768) (default 8192)
  nbirs             <int>        ..F.A...... set number of input IRs (from 1 to 32) (default 1)
  ir                <int>        ..F.A....T. select IR (from 0 to 31) (default 0)

aformat AVOptions:
  sample_fmts       <string>     ..F.A...... A '|'-separated list of sample formats.
  f                 <string>     ..F.A...... A '|'-separated list of sample formats.
  sample_rates      <string>     ..F.A...... A '|'-separated list of sample rates.
  r                 <string>     ..F.A...... A '|'-separated list of sample rates.
  channel_layouts   <string>     ..F.A...... A '|'-separated list of channel layouts.
  cl                <string>     ..F.A...... A '|'-separated list of channel layouts.

afreqshift AVOptions:
  shift             <double>     ..F.A....T. set frequency shift (from -2.14748e+09 to INT_MAX) (default 0)
  level             <double>     ..F.A....T. set output level (from 0 to 1) (default 1)

agate AVOptions:
  level_in          <double>     ..F.A....T. set input level (from 0.015625 to 64) (default 1)
  mode              <int>        ..F.A....T. set mode (from 0 to 1) (default downward)
     downward        0            ..F.A....T.
     upward          1            ..F.A....T.
  range             <double>     ..F.A....T. set max gain reduction (from 0 to 1) (default 0.06125)
  threshold         <double>     ..F.A....T. set threshold (from 0 to 1) (default 0.125)
  ratio             <double>     ..F.A....T. set ratio (from 1 to 9000) (default 2)
  attack            <double>     ..F.A....T. set attack (from 0.01 to 9000) (default 20)
  release           <double>     ..F.A....T. set release (from 0.01 to 9000) (default 250)
  makeup            <double>     ..F.A....T. set makeup gain (from 1 to 64) (default 1)
  knee              <double>     ..F.A....T. set knee (from 1 to 8) (default 2.82843)
  detection         <int>        ..F.A....T. set detection (from 0 to 1) (default rms)
     peak            0            ..F.A....T.
     rms             1            ..F.A....T.
  link              <int>        ..F.A....T. set link (from 0 to 1) (default average)
     average         0            ..F.A....T.
     maximum         1            ..F.A....T.
  level_sc          <double>     ..F.A....T. set sidechain gain (from 0.015625 to 64) (default 1)

aiir AVOptions:
  zeros             <string>     ..F.A...... set B/numerator/zeros/reflection coefficients (default "1+0i 1-0i")
  z                 <string>     ..F.A...... set B/numerator/zeros/reflection coefficients (default "1+0i 1-0i")
  poles             <string>     ..F.A...... set A/denominator/poles/ladder coefficients (default "1+0i 1-0i")
  p                 <string>     ..F.A...... set A/denominator/poles/ladder coefficients (default "1+0i 1-0i")
  gains             <string>     ..F.A...... set channels gains (default "1|1")
  k                 <string>     ..F.A...... set channels gains (default "1|1")
  dry               <double>     ..F.A...... set dry gain (from 0 to 1) (default 1)
  wet               <double>     ..F.A...... set wet gain (from 0 to 1) (default 1)
  format            <int>        ..F.A...... set coefficients format (from -2 to 4) (default zp)
     ll              -2           ..F.A...... lattice-ladder function
     sf              -1           ..F.A...... analog transfer function
     tf              0            ..F.A...... digital transfer function
     zp              1            ..F.A...... Z-plane zeros/poles
     pr              2            ..F.A...... Z-plane zeros/poles (polar radians)
     pd              3            ..F.A...... Z-plane zeros/poles (polar degrees)
     sp              4            ..F.A...... S-plane zeros/poles
  f                 <int>        ..F.A...... set coefficients format (from -2 to 4) (default zp)
     ll              -2           ..F.A...... lattice-ladder function
     sf              -1           ..F.A...... analog transfer function
     tf              0            ..F.A...... digital transfer function
     zp              1            ..F.A...... Z-plane zeros/poles
     pr              2            ..F.A...... Z-plane zeros/poles (polar radians)
     pd              3            ..F.A...... Z-plane zeros/poles (polar degrees)
     sp              4            ..F.A...... S-plane zeros/poles
  process           <int>        ..F.A...... set kind of processing (from 0 to 2) (default s)
     d               0            ..F.A...... direct
     s               1            ..F.A...... serial
     p               2            ..F.A...... parallel
  r                 <int>        ..F.A...... set kind of processing (from 0 to 2) (default s)
     d               0            ..F.A...... direct
     s               1            ..F.A...... serial
     p               2            ..F.A...... parallel
  precision         <int>        ..F.A...... set filtering precision (from 0 to 3) (default dbl)
     dbl             0            ..F.A...... double-precision floating-point
     flt             1            ..F.A...... single-precision floating-point
     i32             2            ..F.A...... 32-bit integers
     i16             3            ..F.A...... 16-bit integers
  e                 <int>        ..F.A...... set precision (from 0 to 3) (default dbl)
     dbl             0            ..F.A...... double-precision floating-point
     flt             1            ..F.A...... single-precision floating-point
     i32             2            ..F.A...... 32-bit integers
     i16             3            ..F.A...... 16-bit integers
  normalize         <boolean>    ..F.A...... normalize coefficients (default true)
  n                 <boolean>    ..F.A...... normalize coefficients (default true)
  mix               <double>     ..F.A...... set mix (from 0 to 1) (default 1)
  response          <boolean>    ..FV....... show IR frequency response (default false)
  channel           <int>        ..FV....... set IR channel to display frequency response (from 0 to 1024) (default 0)
  size              <image_size> ..FV....... set video size (default "hd720")
  rate              <video_rate> ..FV....... set video rate (default "25")

ainterleave AVOptions:
  nb_inputs         <int>        ..F.A...... set number of inputs (from 1 to INT_MAX) (default 2)
  n                 <int>        ..F.A...... set number of inputs (from 1 to INT_MAX) (default 2)
  duration          <int>        ..F.A...... how to determine the end-of-stream (from 0 to 2) (default longest)
     longest         0            ..F.A...... Duration of longest input
     shortest        1            ..F.A...... Duration of shortest input
     first           2            ..F.A...... Duration of first input

alimiter AVOptions:
  level_in          <double>     ..F.A...... set input level (from 0.015625 to 64) (default 1)
  level_out         <double>     ..F.A...... set output level (from 0.015625 to 64) (default 1)
  limit             <double>     ..F.A...... set limit (from 0.0625 to 1) (default 1)
  attack            <double>     ..F.A...... set attack (from 0.1 to 80) (default 5)
  release           <double>     ..F.A...... set release (from 1 to 8000) (default 50)
  asc               <boolean>    ..F.A...... enable asc (default false)
  asc_level         <double>     ..F.A...... set asc level (from 0 to 1) (default 0.5)
  level             <boolean>    ..F.A...... auto level (default true)

allpass AVOptions:
  frequency         <double>     ..F.A....T. set central frequency (from 0 to 999999) (default 3000)
  f                 <double>     ..F.A....T. set central frequency (from 0 to 999999) (default 3000)
  width_type        <int>        ..F.A....T. set filter-width type (from 1 to 5) (default h)
     h               1            ..F.A....T. Hz
     q               3            ..F.A....T. Q-Factor
     o               2            ..F.A....T. octave
     s               4            ..F.A....T. slope
     k               5            ..F.A....T. kHz
  t                 <int>        ..F.A....T. set filter-width type (from 1 to 5) (default h)
     h               1            ..F.A....T. Hz
     q               3            ..F.A....T. Q-Factor
     o               2            ..F.A....T. octave
     s               4            ..F.A....T. slope
     k               5            ..F.A....T. kHz
  width             <double>     ..F.A....T. set filter-width (from 0 to 99999) (default 707.1)
  w                 <double>     ..F.A....T. set filter-width (from 0 to 99999) (default 707.1)
  mix               <double>     ..F.A....T. set mix (from 0 to 1) (default 1)
  m                 <double>     ..F.A....T. set mix (from 0 to 1) (default 1)
  channels          <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  c                 <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  normalize         <boolean>    ..F.A....T. normalize coefficients (default false)
  n                 <boolean>    ..F.A....T. normalize coefficients (default false)
  order             <int>        ..F.A....T. set filter order (from 1 to 2) (default 2)
  o                 <int>        ..F.A....T. set filter order (from 1 to 2) (default 2)
  transform         <int>        ..F.A...... set transform type (from 0 to 3) (default di)
     di              0            ..F.A...... direct form I
     dii             1            ..F.A...... direct form II
     tdii            2            ..F.A...... transposed direct form II
     latt            3            ..F.A...... lattice-ladder form
  a                 <int>        ..F.A...... set transform type (from 0 to 3) (default di)
     di              0            ..F.A...... direct form I
     dii             1            ..F.A...... direct form II
     tdii            2            ..F.A...... transposed direct form II
     latt            3            ..F.A...... lattice-ladder form
  precision         <int>        ..F.A...... set filtering precision (from -1 to 3) (default auto)
     auto            -1           ..F.A...... automatic
     s16             0            ..F.A...... signed 16-bit
     s32             1            ..F.A...... signed 32-bit
     f32             2            ..F.A...... floating-point single
     f64             3            ..F.A...... floating-point double
  r                 <int>        ..F.A...... set filtering precision (from -1 to 3) (default auto)
     auto            -1           ..F.A...... automatic
     s16             0            ..F.A...... signed 16-bit
     s32             1            ..F.A...... signed 32-bit
     f32             2            ..F.A...... floating-point single
     f64             3            ..F.A...... floating-point double

aloop AVOptions:
  loop              <int>        ..F.A...... number of loops (from -1 to INT_MAX) (default 0)
  size              <int64>      ..F.A...... max number of samples to loop (from 0 to INT_MAX) (default 0)
  start             <int64>      ..F.A...... set the loop start sample (from 0 to I64_MAX) (default 0)

amerge AVOptions:
  inputs            <int>        ..F.A...... specify the number of inputs (from 1 to 64) (default 2)

ametadata AVOptions:
  mode              <int>        ..F.A...... set a mode of operation (from 0 to 4) (default select)
     select          0            ..F.A...... select frame
     add             1            ..F.A...... add new metadata
     modify          2            ..F.A...... modify metadata
     delete          3            ..F.A...... delete metadata
     print           4            ..F.A...... print metadata
  key               <string>     ..F.A...... set metadata key
  value             <string>     ..F.A...... set metadata value
  function          <int>        ..F.A...... function for comparing values (from 0 to 6) (default same_str)
     same_str        0            ..F.A......
     starts_with     1            ..F.A......
     less            2            ..F.A......
     equal           3            ..F.A......
     greater         4            ..F.A......
     expr            5            ..F.A......
     ends_with       6            ..F.A......
  expr              <string>     ..F.A...... set expression for expr function
  file              <string>     ..F.A...... set file where to print metadata information
  direct            <boolean>    ..F.A...... reduce buffering when printing to user-set file or pipe (default false)

amix AVOptions:
  inputs            <int>        ..F.A...... Number of inputs. (from 1 to 32767) (default 2)
  duration          <int>        ..F.A...... How to determine the end-of-stream. (from 0 to 2) (default longest)
     longest         0            ..F.A...... Duration of longest input.
     shortest        1            ..F.A...... Duration of shortest input.
     first           2            ..F.A...... Duration of first input.
  dropout_transition <float>      ..F.A...... Transition time, in seconds, for volume renormalization when an input stream ends. (from 0 to INT_MAX) (default 2)
  weights           <string>     ..F.A....T. Set weight for each input. (default "1 1")
  normalize         <boolean>    ..F.A....T. Scale inputs (default true)

anequalizer AVOptions:
  params            <string>     ..F.A...... (default "")
  curves            <boolean>    ..FV....... draw frequency response curves (default false)
  size              <image_size> ..FV....... set video size (default "hd720")
  mgain             <double>     ..FV....... set max gain (from -900 to 900) (default 60)
  fscale            <int>        ..FV....... set frequency scale (from 0 to 1) (default log)
     lin             0            ..FV....... linear
     log             1            ..FV....... logarithmic
  colors            <string>     ..FV....... set channels curves colors (default "red|green|blue|yellow|orange|lime|pink|magenta|brown")

anlmdn AVOptions:
  s                 <float>      ..F.A....T. set denoising strength (from 1e-05 to 10) (default 1e-05)
  p                 <duration>   ..F.A....T. set patch duration (default 0.002)
  r                 <duration>   ..F.A....T. set research duration (default 0.006)
  o                 <int>        ..F.A....T. set output mode (from 0 to 2) (default o)
     i               0            ..F.A....T. input
     o               1            ..F.A....T. output
     n               2            ..F.A....T. noise
  m                 <float>      ..F.A....T. set smooth factor (from 1 to 15) (default 11)

anlms AVOptions:
  order             <int>        ..F.A...... set the filter order (from 1 to 32767) (default 256)
  mu                <float>      ..F.A....T. set the filter mu (from 0 to 2) (default 0.75)
  eps               <float>      ..F.A....T. set the filter eps (from 0 to 1) (default 1)
  leakage           <float>      ..F.A....T. set the filter leakage (from 0 to 1) (default 0)
  out_mode          <int>        ..F.A....T. set output mode (from 0 to 3) (default o)
     i               0            ..F.A....T. input
     d               1            ..F.A....T. desired
     o               2            ..F.A....T. output
     n               3            ..F.A....T. noise

apad AVOptions:
  packet_size       <int>        ..F.A...... set silence packet size (from 0 to INT_MAX) (default 4096)
  pad_len           <int64>      ..F.A...... set number of samples of silence to add (from -1 to I64_MAX) (default -1)
  whole_len         <int64>      ..F.A...... set minimum target number of samples in the audio stream (from -1 to I64_MAX) (default -1)
  pad_dur           <duration>   ..F.A...... set duration of silence to add (default 0)
  whole_dur         <duration>   ..F.A...... set minimum target duration in the audio stream (default 0)

aperms AVOptions:
  mode              <int>        ..FVA...... select permissions mode (from 0 to 4) (default none)
     none            0            ..FVA...... do nothing
     ro              1            ..FVA...... set all output frames read-only
     rw              2            ..FVA...... set all output frames writable
     toggle          3            ..FVA...... switch permissions
     random          4            ..FVA...... set permissions randomly
  seed              <int64>      ..FVA...... set the seed for the random mode (from -1 to UINT32_MAX) (default -1)

aphaser AVOptions:
  in_gain           <double>     ..F.A...... set input gain (from 0 to 1) (default 0.4)
  out_gain          <double>     ..F.A...... set output gain (from 0 to 1e+09) (default 0.74)
  delay             <double>     ..F.A...... set delay in milliseconds (from 0 to 5) (default 3)
  decay             <double>     ..F.A...... set decay (from 0 to 0.99) (default 0.4)
  speed             <double>     ..F.A...... set modulation speed (from 0.1 to 2) (default 0.5)
  type              <int>        ..F.A...... set modulation type (from 0 to 1) (default triangular)
     triangular      1            ..F.A......
     t               1            ..F.A......
     sinusoidal      0            ..F.A......
     s               0            ..F.A......

aphaseshift AVOptions:
  shift             <double>     ..F.A....T. set phase shift (from -1 to 1) (default 0)
  level             <double>     ..F.A....T. set output level (from 0 to 1) (default 1)

apulsator AVOptions:
  level_in          <double>     ..F.A...... set input gain (from 0.015625 to 64) (default 1)
  level_out         <double>     ..F.A...... set output gain (from 0.015625 to 64) (default 1)
  mode              <int>        ..F.A...... set mode (from 0 to 4) (default sine)
     sine            0            ..F.A......
     triangle        1            ..F.A......
     square          2            ..F.A......
     sawup           3            ..F.A......
     sawdown         4            ..F.A......
  amount            <double>     ..F.A...... set modulation (from 0 to 1) (default 1)
  offset_l          <double>     ..F.A...... set offset L (from 0 to 1) (default 0)
  offset_r          <double>     ..F.A...... set offset R (from 0 to 1) (default 0.5)
  width             <double>     ..F.A...... set pulse width (from 0 to 2) (default 1)
  timing            <int>        ..F.A...... set timing (from 0 to 2) (default hz)
     bpm             0            ..F.A......
     ms              1            ..F.A......
     hz              2            ..F.A......
  bpm               <double>     ..F.A...... set BPM (from 30 to 300) (default 120)
  ms                <int>        ..F.A...... set ms (from 10 to 2000) (default 500)
  hz                <double>     ..F.A...... set frequency (from 0.01 to 100) (default 2)

arealtime AVOptions:
  limit             <duration>   ..FVA...... sleep time limit (default 2)
  speed             <double>     ..FVA...... speed factor (from DBL_MIN to DBL_MAX) (default 1)

aresample AVOptions:
  sample_rate       <int>        ..F.A...... (from 0 to INT_MAX) (default 0)

SWResampler AVOptions:

arnndn AVOptions:
  model             <string>     ..F.A....T. set model name
  m                 <string>     ..F.A....T. set model name
  mix               <float>      ..F.A....T. set output vs input mix (from -1 to 1) (default 1)

aselect AVOptions:
  expr              <string>     ..F.A...... set an expression to use for selecting frames (default "1")
  e                 <string>     ..F.A...... set an expression to use for selecting frames (default "1")
  outputs           <int>        ..F.A...... set the number of outputs (from 1 to INT_MAX) (default 1)
  n                 <int>        ..F.A...... set the number of outputs (from 1 to INT_MAX) (default 1)

asendcmd AVOptions:
  commands          <string>     ..FVA...... set commands
  c                 <string>     ..FVA...... set commands
  filename          <string>     ..FVA...... set commands file
  f                 <string>     ..FVA...... set commands file

asetnsamples AVOptions:
  nb_out_samples    <int>        ..F.A...... set the number of per-frame output samples (from 1 to INT_MAX) (default 1024)
  n                 <int>        ..F.A...... set the number of per-frame output samples (from 1 to INT_MAX) (default 1024)
  pad               <boolean>    ..F.A...... pad last frame with zeros (default true)
  p                 <boolean>    ..F.A...... pad last frame with zeros (default true)

asetpts AVOptions:
  expr              <string>     ..F.A...... Expression determining the frame timestamp (default "PTS")

asetrate AVOptions:
  sample_rate       <int>        ..F.A...... set the sample rate (from 1 to INT_MAX) (default 44100)
  r                 <int>        ..F.A...... set the sample rate (from 1 to INT_MAX) (default 44100)

asettb AVOptions:
  expr              <string>     ..F.A...... set expression determining the output timebase (default "intb")
  tb                <string>     ..F.A...... set expression determining the output timebase (default "intb")

asidedata AVOptions:
  mode              <int>        ..F.A...... set a mode of operation (from 0 to 1) (default select)
     select          0            ..F.A...... select frame
     delete          1            ..F.A...... delete side data
  type              <int>        ..F.A...... set side data type (from -1 to INT_MAX) (default -1)
     PANSCAN         0            ..F.A...... 
     A53_CC          1            ..F.A...... 
     STEREO3D        2            ..F.A...... 
     MATRIXENCODING  3            ..F.A...... 
     DOWNMIX_INFO    4            ..F.A...... 
     REPLAYGAIN      5            ..F.A...... 
     DISPLAYMATRIX   6            ..F.A...... 
     AFD             7            ..F.A...... 
     MOTION_VECTORS  8            ..F.A...... 
     SKIP_SAMPLES    9            ..F.A...... 
     AUDIO_SERVICE_TYPE 10           ..F.A...... 
     MASTERING_DISPLAY_METADATA 11           ..F.A...... 
     GOP_TIMECODE    12           ..F.A...... 
     SPHERICAL       13           ..F.A...... 
     CONTENT_LIGHT_LEVEL 14           ..F.A...... 
     ICC_PROFILE     15           ..F.A...... 
     S12M_TIMECOD    16           ..F.A...... 
     DYNAMIC_HDR_PLUS 17           ..F.A...... 
     REGIONS_OF_INTEREST 18           ..F.A...... 
     DETECTION_BOUNDING_BOXES 22           ..F.A...... 
     SEI_UNREGISTERED 20           ..F.A...... 

asoftclip AVOptions:
  type              <int>        ..F.A....T. set softclip type (from -1 to 7) (default tanh)
     hard            -1           ..F.A....T.
     tanh            0            ..F.A....T.
     atan            1            ..F.A....T.
     cubic           2            ..F.A....T.
     exp             3            ..F.A....T.
     alg             4            ..F.A....T.
     quintic         5            ..F.A....T.
     sin             6            ..F.A....T.
     erf             7            ..F.A....T.
  threshold         <double>     ..F.A....T. set softclip threshold (from 1e-06 to 1) (default 1)
  output            <double>     ..F.A....T. set softclip output gain (from 1e-06 to 16) (default 1)
  param             <double>     ..F.A....T. set softclip parameter (from 0.01 to 3) (default 1)
  oversample        <int>        ..F.A...... set oversample factor (from 1 to 32) (default 1)

asplit AVOptions:
  outputs           <int>        ..FVA...... set number of outputs (from 1 to INT_MAX) (default 2)

astats AVOptions:
  length            <double>     ..F.A...... set the window length (from 0.01 to 10) (default 0.05)
  metadata          <boolean>    ..F.A...... inject metadata in the filtergraph (default false)
  reset             <int>        ..F.A...... recalculate stats after this many frames (from 0 to INT_MAX) (default 0)
  measure_perchannel <flags>      ..F.A...... only measure_perchannel these per-channel statistics (default all+DC_offset+Min_level+Max_level+Min_difference+Max_difference+Mean_difference+RMS_difference+Peak_level+RMS_level+RMS_peak+RMS_trough+Crest_factor+Flat_factor+Peak_count+Bit_depth+Dynamic_range+Zero_crossings+Zero_crossings_rate+Noise_floor+Noise_floor_count+Number_of_samples+Number_of_NaNs+Number_of_Infs+Number_of_denormals)
     none                         ..F.A...... 
     all                          ..F.A...... 
     DC_offset                    ..F.A...... 
     Min_level                    ..F.A...... 
     Max_level                    ..F.A...... 
     Min_difference               ..F.A...... 
     Max_difference               ..F.A...... 
     Mean_difference              ..F.A...... 
     RMS_difference               ..F.A...... 
     Peak_level                   ..F.A...... 
     RMS_level                    ..F.A...... 
     RMS_peak                     ..F.A...... 
     RMS_trough                   ..F.A...... 
     Crest_factor                 ..F.A...... 
     Flat_factor                  ..F.A...... 
     Peak_count                   ..F.A...... 
     Bit_depth                    ..F.A...... 
     Dynamic_range                ..F.A...... 
     Zero_crossings               ..F.A...... 
     Zero_crossings_rate              ..F.A...... 
     Noise_floor                  ..F.A...... 
     Noise_floor_count              ..F.A...... 
     Number_of_samples              ..F.A...... 
     Number_of_NaNs               ..F.A...... 
     Number_of_Infs               ..F.A...... 
     Number_of_denormals              ..F.A...... 
  measure_overall   <flags>      ..F.A...... only measure_perchannel these overall statistics (default all+DC_offset+Min_level+Max_level+Min_difference+Max_difference+Mean_difference+RMS_difference+Peak_level+RMS_level+RMS_peak+RMS_trough+Crest_factor+Flat_factor+Peak_count+Bit_depth+Dynamic_range+Zero_crossings+Zero_crossings_rate+Noise_floor+Noise_floor_count+Number_of_samples+Number_of_NaNs+Number_of_Infs+Number_of_denormals)
     none                         ..F.A...... 
     all                          ..F.A...... 
     DC_offset                    ..F.A...... 
     Min_level                    ..F.A...... 
     Max_level                    ..F.A...... 
     Min_difference               ..F.A...... 
     Max_difference               ..F.A...... 
     Mean_difference              ..F.A...... 
     RMS_difference               ..F.A...... 
     Peak_level                   ..F.A...... 
     RMS_level                    ..F.A...... 
     RMS_peak                     ..F.A...... 
     RMS_trough                   ..F.A...... 
     Crest_factor                 ..F.A...... 
     Flat_factor                  ..F.A...... 
     Peak_count                   ..F.A...... 
     Bit_depth                    ..F.A...... 
     Dynamic_range                ..F.A...... 
     Zero_crossings               ..F.A...... 
     Zero_crossings_rate              ..F.A...... 
     Noise_floor                  ..F.A...... 
     Noise_floor_count              ..F.A...... 
     Number_of_samples              ..F.A...... 
     Number_of_NaNs               ..F.A...... 
     Number_of_Infs               ..F.A...... 
     Number_of_denormals              ..F.A...... 

astreamselect AVOptions:
  inputs            <int>        ..FVA...... number of input streams (from 2 to INT_MAX) (default 2)
  map               <string>     ..FVA....T. input indexes to remap to outputs

asubboost AVOptions:
  dry               <double>     ..F.A....T. set dry gain (from 0 to 1) (default 0.7)
  wet               <double>     ..F.A....T. set wet gain (from 0 to 1) (default 0.7)
  decay             <double>     ..F.A....T. set decay (from 0 to 1) (default 0.7)
  feedback          <double>     ..F.A....T. set feedback (from 0 to 1) (default 0.9)
  cutoff            <double>     ..F.A....T. set cutoff (from 50 to 900) (default 100)
  slope             <double>     ..F.A....T. set slope (from 0.0001 to 1) (default 0.5)
  delay             <double>     ..F.A....T. set delay (from 1 to 100) (default 20)

asubcut AVOptions:
  cutoff            <double>     ..F.A....T. set cutoff frequency (from 2 to 200) (default 20)
  order             <int>        ..F.A....T. set filter order (from 3 to 20) (default 10)
  level             <double>     ..F.A....T. set input level (from 0 to 1) (default 1)

asupercut AVOptions:
  cutoff            <double>     ..F.A....T. set cutoff frequency (from 20000 to 192000) (default 20000)
  order             <int>        ..F.A....T. set filter order (from 3 to 20) (default 10)
  level             <double>     ..F.A....T. set input level (from 0 to 1) (default 1)

asuperpass AVOptions:
  centerf           <double>     ..F.A....T. set center frequency (from 2 to 999999) (default 1000)
  order             <int>        ..F.A....T. set filter order (from 4 to 20) (default 4)
  qfactor           <double>     ..F.A....T. set Q-factor (from 0.01 to 100) (default 1)
  level             <double>     ..F.A....T. set input level (from 0 to 2) (default 1)

asuperstop AVOptions:
  centerf           <double>     ..F.A....T. set center frequency (from 2 to 999999) (default 1000)
  order             <int>        ..F.A....T. set filter order (from 4 to 20) (default 4)
  qfactor           <double>     ..F.A....T. set Q-factor (from 0.01 to 100) (default 1)
  level             <double>     ..F.A....T. set input level (from 0 to 2) (default 1)

atempo AVOptions:
  tempo             <double>     ..F.A....T. set tempo scale factor (from 0.5 to 100) (default 1)

atrim AVOptions:
  start             <duration>   ..F.A...... Timestamp of the first frame that should be passed (default INT64_MAX)
  starti            <duration>   ..F.A...... Timestamp of the first frame that should be passed (default INT64_MAX)
  end               <duration>   ..F.A...... Timestamp of the first frame that should be dropped again (default INT64_MAX)
  endi              <duration>   ..F.A...... Timestamp of the first frame that should be dropped again (default INT64_MAX)
  start_pts         <int64>      ..F.A...... Timestamp of the first frame that should be  passed (from I64_MIN to I64_MAX) (default I64_MIN)
  end_pts           <int64>      ..F.A...... Timestamp of the first frame that should be dropped again (from I64_MIN to I64_MAX) (default I64_MIN)
  duration          <duration>   ..F.A...... Maximum duration of the output (default 0)
  durationi         <duration>   ..F.A...... Maximum duration of the output (default 0)
  start_sample      <int64>      ..F.A...... Number of the first audio sample that should be passed to the output (from -1 to I64_MAX) (default -1)
  end_sample        <int64>      ..F.A...... Number of the first audio sample that should be dropped again (from 0 to I64_MAX) (default I64_MAX)

axcorrelate AVOptions:
  size              <int>        ..F.A...... set segment size (from 2 to 131072) (default 256)
  algo              <int>        ..F.A...... set alghorithm (from 0 to 1) (default slow)
     slow            0            ..F.A...... slow algorithm
     fast            1            ..F.A...... fast algorithm

azmq AVOptions:
  bind_address      <string>     ..FVA...... set bind address (default "tcp://*:5555")
  b                 <string>     ..FVA...... set bind address (default "tcp://*:5555")

bandpass AVOptions:
  frequency         <double>     ..F.A....T. set central frequency (from 0 to 999999) (default 3000)
  f                 <double>     ..F.A....T. set central frequency (from 0 to 999999) (default 3000)
  width_type        <int>        ..F.A....T. set filter-width type (from 1 to 5) (default q)
     h               1            ..F.A....T. Hz
     q               3            ..F.A....T. Q-Factor
     o               2            ..F.A....T. octave
     s               4            ..F.A....T. slope
     k               5            ..F.A....T. kHz
  t                 <int>        ..F.A....T. set filter-width type (from 1 to 5) (default q)
     h               1            ..F.A....T. Hz
     q               3            ..F.A....T. Q-Factor
     o               2            ..F.A....T. octave
     s               4            ..F.A....T. slope
     k               5            ..F.A....T. kHz
  width             <double>     ..F.A....T. set band-width (from 0 to 99999) (default 0.5)
  w                 <double>     ..F.A....T. set band-width (from 0 to 99999) (default 0.5)
  csg               <boolean>    ..F.A....T. use constant skirt gain (default false)
  mix               <double>     ..F.A....T. set mix (from 0 to 1) (default 1)
  m                 <double>     ..F.A....T. set mix (from 0 to 1) (default 1)
  channels          <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  c                 <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  normalize         <boolean>    ..F.A....T. normalize coefficients (default false)
  n                 <boolean>    ..F.A....T. normalize coefficients (default false)
  transform         <int>        ..F.A...... set transform type (from 0 to 3) (default di)
     di              0            ..F.A...... direct form I
     dii             1            ..F.A...... direct form II
     tdii            2            ..F.A...... transposed direct form II
     latt            3            ..F.A...... lattice-ladder form
  a                 <int>        ..F.A...... set transform type (from 0 to 3) (default di)
     di              0            ..F.A...... direct form I
     dii             1            ..F.A...... direct form II
     tdii            2            ..F.A...... transposed direct form II
     latt            3            ..F.A...... lattice-ladder form
  precision         <int>        ..F.A...... set filtering precision (from -1 to 3) (default auto)
     auto            -1           ..F.A...... automatic
     s16             0            ..F.A...... signed 16-bit
     s32             1            ..F.A...... signed 32-bit
     f32             2            ..F.A...... floating-point single
     f64             3            ..F.A...... floating-point double
  r                 <int>        ..F.A...... set filtering precision (from -1 to 3) (default auto)
     auto            -1           ..F.A...... automatic
     s16             0            ..F.A...... signed 16-bit
     s32             1            ..F.A...... signed 32-bit
     f32             2            ..F.A...... floating-point single
     f64             3            ..F.A...... floating-point double

bandreject AVOptions:
  frequency         <double>     ..F.A....T. set central frequency (from 0 to 999999) (default 3000)
  f                 <double>     ..F.A....T. set central frequency (from 0 to 999999) (default 3000)
  width_type        <int>        ..F.A....T. set filter-width type (from 1 to 5) (default q)
     h               1            ..F.A....T. Hz
     q               3            ..F.A....T. Q-Factor
     o               2            ..F.A....T. octave
     s               4            ..F.A....T. slope
     k               5            ..F.A....T. kHz
  t                 <int>        ..F.A....T. set filter-width type (from 1 to 5) (default q)
     h               1            ..F.A....T. Hz
     q               3            ..F.A....T. Q-Factor
     o               2            ..F.A....T. octave
     s               4            ..F.A....T. slope
     k               5            ..F.A....T. kHz
  width             <double>     ..F.A....T. set band-width (from 0 to 99999) (default 0.5)
  w                 <double>     ..F.A....T. set band-width (from 0 to 99999) (default 0.5)
  mix               <double>     ..F.A....T. set mix (from 0 to 1) (default 1)
  m                 <double>     ..F.A....T. set mix (from 0 to 1) (default 1)
  channels          <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  c                 <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  normalize         <boolean>    ..F.A....T. normalize coefficients (default false)
  n                 <boolean>    ..F.A....T. normalize coefficients (default false)
  transform         <int>        ..F.A...... set transform type (from 0 to 3) (default di)
     di              0            ..F.A...... direct form I
     dii             1            ..F.A...... direct form II
     tdii            2            ..F.A...... transposed direct form II
     latt            3            ..F.A...... lattice-ladder form
  a                 <int>        ..F.A...... set transform type (from 0 to 3) (default di)
     di              0            ..F.A...... direct form I
     dii             1            ..F.A...... direct form II
     tdii            2            ..F.A...... transposed direct form II
     latt            3            ..F.A...... lattice-ladder form
  precision         <int>        ..F.A...... set filtering precision (from -1 to 3) (default auto)
     auto            -1           ..F.A...... automatic
     s16             0            ..F.A...... signed 16-bit
     s32             1            ..F.A...... signed 32-bit
     f32             2            ..F.A...... floating-point single
     f64             3            ..F.A...... floating-point double
  r                 <int>        ..F.A...... set filtering precision (from -1 to 3) (default auto)
     auto            -1           ..F.A...... automatic
     s16             0            ..F.A...... signed 16-bit
     s32             1            ..F.A...... signed 32-bit
     f32             2            ..F.A...... floating-point single
     f64             3            ..F.A...... floating-point double

bass AVOptions:
  frequency         <double>     ..F.A....T. set central frequency (from 0 to 999999) (default 100)
  f                 <double>     ..F.A....T. set central frequency (from 0 to 999999) (default 100)
  width_type        <int>        ..F.A....T. set filter-width type (from 1 to 5) (default q)
     h               1            ..F.A....T. Hz
     q               3            ..F.A....T. Q-Factor
     o               2            ..F.A....T. octave
     s               4            ..F.A....T. slope
     k               5            ..F.A....T. kHz
  t                 <int>        ..F.A....T. set filter-width type (from 1 to 5) (default q)
     h               1            ..F.A....T. Hz
     q               3            ..F.A....T. Q-Factor
     o               2            ..F.A....T. octave
     s               4            ..F.A....T. slope
     k               5            ..F.A....T. kHz
  width             <double>     ..F.A....T. set shelf transition steep (from 0 to 99999) (default 0.5)
  w                 <double>     ..F.A....T. set shelf transition steep (from 0 to 99999) (default 0.5)
  gain              <double>     ..F.A....T. set gain (from -900 to 900) (default 0)
  g                 <double>     ..F.A....T. set gain (from -900 to 900) (default 0)
  poles             <int>        ..F.A...... set number of poles (from 1 to 2) (default 2)
  p                 <int>        ..F.A...... set number of poles (from 1 to 2) (default 2)
  mix               <double>     ..F.A....T. set mix (from 0 to 1) (default 1)
  m                 <double>     ..F.A....T. set mix (from 0 to 1) (default 1)
  channels          <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  c                 <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  normalize         <boolean>    ..F.A....T. normalize coefficients (default false)
  n                 <boolean>    ..F.A....T. normalize coefficients (default false)
  transform         <int>        ..F.A...... set transform type (from 0 to 3) (default di)
     di              0            ..F.A...... direct form I
     dii             1            ..F.A...... direct form II
     tdii            2            ..F.A...... transposed direct form II
     latt            3            ..F.A...... lattice-ladder form
  a                 <int>        ..F.A...... set transform type (from 0 to 3) (default di)
     di              0            ..F.A...... direct form I
     dii             1            ..F.A...... direct form II
     tdii            2            ..F.A...... transposed direct form II
     latt            3            ..F.A...... lattice-ladder form
  precision         <int>        ..F.A...... set filtering precision (from -1 to 3) (default auto)
     auto            -1           ..F.A...... automatic
     s16             0            ..F.A...... signed 16-bit
     s32             1            ..F.A...... signed 32-bit
     f32             2            ..F.A...... floating-point single
     f64             3            ..F.A...... floating-point double
  r                 <int>        ..F.A...... set filtering precision (from -1 to 3) (default auto)
     auto            -1           ..F.A...... automatic
     s16             0            ..F.A...... signed 16-bit
     s32             1            ..F.A...... signed 32-bit
     f32             2            ..F.A...... floating-point single
     f64             3            ..F.A...... floating-point double

biquad AVOptions:
  a0                <double>     ..F.A....T. (from INT_MIN to INT_MAX) (default 1)
  a1                <double>     ..F.A....T. (from INT_MIN to INT_MAX) (default 0)
  a2                <double>     ..F.A....T. (from INT_MIN to INT_MAX) (default 0)
  b0                <double>     ..F.A....T. (from INT_MIN to INT_MAX) (default 0)
  b1                <double>     ..F.A....T. (from INT_MIN to INT_MAX) (default 0)
  b2                <double>     ..F.A....T. (from INT_MIN to INT_MAX) (default 0)
  mix               <double>     ..F.A....T. set mix (from 0 to 1) (default 1)
  m                 <double>     ..F.A....T. set mix (from 0 to 1) (default 1)
  channels          <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  c                 <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  normalize         <boolean>    ..F.A....T. normalize coefficients (default false)
  n                 <boolean>    ..F.A....T. normalize coefficients (default false)
  transform         <int>        ..F.A...... set transform type (from 0 to 3) (default di)
     di              0            ..F.A...... direct form I
     dii             1            ..F.A...... direct form II
     tdii            2            ..F.A...... transposed direct form II
     latt            3            ..F.A...... lattice-ladder form
  a                 <int>        ..F.A...... set transform type (from 0 to 3) (default di)
     di              0            ..F.A...... direct form I
     dii             1            ..F.A...... direct form II
     tdii            2            ..F.A...... transposed direct form II
     latt            3            ..F.A...... lattice-ladder form
  precision         <int>        ..F.A...... set filtering precision (from -1 to 3) (default auto)
     auto            -1           ..F.A...... automatic
     s16             0            ..F.A...... signed 16-bit
     s32             1            ..F.A...... signed 32-bit
     f32             2            ..F.A...... floating-point single
     f64             3            ..F.A...... floating-point double
  r                 <int>        ..F.A...... set filtering precision (from -1 to 3) (default auto)
     auto            -1           ..F.A...... automatic
     s16             0            ..F.A...... signed 16-bit
     s32             1            ..F.A...... signed 32-bit
     f32             2            ..F.A...... floating-point single
     f64             3            ..F.A...... floating-point double

channelmap AVOptions:
  map               <string>     ..F.A...... A comma-separated list of input channel numbers in output order.
  channel_layout    <string>     ..F.A...... Output channel layout.

channelsplit AVOptions:
  channel_layout    <string>     ..F.A...... Input channel layout. (default "stereo")
  channels          <string>     ..F.A...... Channels to extract. (default "all")

chorus AVOptions:
  in_gain           <float>      ..F.A...... set input gain (from 0 to 1) (default 0.4)
  out_gain          <float>      ..F.A...... set output gain (from 0 to 1) (default 0.4)
  delays            <string>     ..F.A...... set delays
  decays            <string>     ..F.A...... set decays
  speeds            <string>     ..F.A...... set speeds
  depths            <string>     ..F.A...... set depths

compand AVOptions:
  attacks           <string>     ..F.A...... set time over which increase of volume is determined (default "0")
  decays            <string>     ..F.A...... set time over which decrease of volume is determined (default "0.8")
  points            <string>     ..F.A...... set points of transfer function (default "-70/-70|-60/-20|1/0")
  soft-knee         <double>     ..F.A...... set soft-knee (from 0.01 to 900) (default 0.01)
  gain              <double>     ..F.A...... set output gain (from -900 to 900) (default 0)
  volume            <double>     ..F.A...... set initial volume (from -900 to 0) (default 0)
  delay             <double>     ..F.A...... set delay for samples before sending them to volume adjuster (from 0 to 20) (default 0)

compensationdelay AVOptions:
  mm                <int>        ..F.A...... set mm distance (from 0 to 10) (default 0)
  cm                <int>        ..F.A...... set cm distance (from 0 to 100) (default 0)
  m                 <int>        ..F.A...... set meter distance (from 0 to 100) (default 0)
  dry               <double>     ..F.A...... set dry amount (from 0 to 1) (default 0)
  wet               <double>     ..F.A...... set wet amount (from 0 to 1) (default 1)
  temp              <int>        ..F.A...... set temperature °C (from -50 to 50) (default 20)

crossfeed AVOptions:
  strength          <double>     ..F.A....T. set crossfeed strength (from 0 to 1) (default 0.2)
  range             <double>     ..F.A....T. set soundstage wideness (from 0 to 1) (default 0.5)
  slope             <double>     ..F.A....T. set curve slope (from 0.01 to 1) (default 0.5)
  level_in          <double>     ..F.A....T. set level in (from 0 to 1) (default 0.9)
  level_out         <double>     ..F.A....T. set level out (from 0 to 1) (default 1)

crystalizer AVOptions:
  i                 <float>      ..F.A....T. set intensity (from -10 to 10) (default 2)
  c                 <boolean>    ..F.A....T. enable clipping (default true)

dcshift AVOptions:
  shift             <double>     ..F.A...... set DC shift (from -1 to 1) (default 0)
  limitergain       <double>     ..F.A...... set limiter gain (from 0 to 1) (default 0)

deesser AVOptions:
  i                 <double>     ..F.A...... set intensity (from 0 to 1) (default 0)
  m                 <double>     ..F.A...... set max deessing (from 0 to 1) (default 0.5)
  f                 <double>     ..F.A...... set frequency (from 0 to 1) (default 0.5)
  s                 <int>        ..F.A...... set output mode (from 0 to 2) (default o)
     i               0            ..F.A...... input
     o               1            ..F.A...... output
     e               2            ..F.A...... ess

drmeter AVOptions:
  length            <double>     ..F.A...... set the window length (from 0.01 to 10) (default 3)

dynaudnorm AVOptions:
  framelen          <int>        ..F.A....T. set the frame length in msec (from 10 to 8000) (default 500)
  f                 <int>        ..F.A....T. set the frame length in msec (from 10 to 8000) (default 500)
  gausssize         <int>        ..F.A....T. set the filter size (from 3 to 301) (default 31)
  g                 <int>        ..F.A....T. set the filter size (from 3 to 301) (default 31)
  peak              <double>     ..F.A....T. set the peak value (from 0 to 1) (default 0.95)
  p                 <double>     ..F.A....T. set the peak value (from 0 to 1) (default 0.95)
  maxgain           <double>     ..F.A....T. set the max amplification (from 1 to 100) (default 10)
  m                 <double>     ..F.A....T. set the max amplification (from 1 to 100) (default 10)
  targetrms         <double>     ..F.A....T. set the target RMS (from 0 to 1) (default 0)
  r                 <double>     ..F.A....T. set the target RMS (from 0 to 1) (default 0)
  coupling          <boolean>    ..F.A....T. set channel coupling (default true)
  n                 <boolean>    ..F.A....T. set channel coupling (default true)
  correctdc         <boolean>    ..F.A....T. set DC correction (default false)
  c                 <boolean>    ..F.A....T. set DC correction (default false)
  altboundary       <boolean>    ..F.A....T. set alternative boundary mode (default false)
  b                 <boolean>    ..F.A....T. set alternative boundary mode (default false)
  compress          <double>     ..F.A....T. set the compress factor (from 0 to 30) (default 0)
  s                 <double>     ..F.A....T. set the compress factor (from 0 to 30) (default 0)
  threshold         <double>     ..F.A....T. set the threshold value (from 0 to 1) (default 0)
  t                 <double>     ..F.A....T. set the threshold value (from 0 to 1) (default 0)

ebur128 AVOptions:
  video             <boolean>    ..FV....... set video output (default false)
  size              <image_size> ..FV....... set video size (default "640x480")
  meter             <int>        ..FV....... set scale meter (+9 to +18) (from 9 to 18) (default 9)
  framelog          <int>        ..FVA...... force frame logging level (from INT_MIN to INT_MAX) (default -1)
     info            32           ..FVA...... information logging level
     verbose         40           ..FVA...... verbose logging level
  metadata          <boolean>    ..FVA...... inject metadata in the filtergraph (default false)
  peak              <flags>      ..F.A...... set peak mode (default 0)
     none                         ..F.A...... disable any peak mode
     sample                       ..F.A...... enable peak-sample mode
     true                         ..F.A...... enable true-peak mode
  dualmono          <boolean>    ..F.A...... treat mono input files as dual-mono (default false)
  panlaw            <double>     ..F.A...... set a specific pan law for dual-mono files (from -10 to 0) (default -3.0103)
  target            <int>        ..FV....... set a specific target level in LUFS (-23 to 0) (from -23 to 0) (default -23)
  gauge             <int>        ..FV....... set gauge display type (from 0 to 1) (default momentary)
     momentary       0            ..FV....... display momentary value
     m               0            ..FV....... display momentary value
     shortterm       1            ..FV....... display short-term value
     s               1            ..FV....... display short-term value
  scale             <int>        ..FV....... sets display method for the stats (from 0 to 1) (default absolute)
     absolute        0            ..FV....... display absolute values (LUFS)
     LUFS            0            ..FV....... display absolute values (LUFS)
     relative        1            ..FV....... display values relative to target (LU)
     LU              1            ..FV....... display values relative to target (LU)

equalizer AVOptions:
  frequency         <double>     ..F.A....T. set central frequency (from 0 to 999999) (default 0)
  f                 <double>     ..F.A....T. set central frequency (from 0 to 999999) (default 0)
  width_type        <int>        ..F.A....T. set filter-width type (from 1 to 5) (default q)
     h               1            ..F.A....T. Hz
     q               3            ..F.A....T. Q-Factor
     o               2            ..F.A....T. octave
     s               4            ..F.A....T. slope
     k               5            ..F.A....T. kHz
  t                 <int>        ..F.A....T. set filter-width type (from 1 to 5) (default q)
     h               1            ..F.A....T. Hz
     q               3            ..F.A....T. Q-Factor
     o               2            ..F.A....T. octave
     s               4            ..F.A....T. slope
     k               5            ..F.A....T. kHz
  width             <double>     ..F.A....T. set band-width (from 0 to 99999) (default 1)
  w                 <double>     ..F.A....T. set band-width (from 0 to 99999) (default 1)
  gain              <double>     ..F.A....T. set gain (from -900 to 900) (default 0)
  g                 <double>     ..F.A....T. set gain (from -900 to 900) (default 0)
  mix               <double>     ..F.A....T. set mix (from 0 to 1) (default 1)
  m                 <double>     ..F.A....T. set mix (from 0 to 1) (default 1)
  channels          <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  c                 <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  normalize         <boolean>    ..F.A....T. normalize coefficients (default false)
  n                 <boolean>    ..F.A....T. normalize coefficients (default false)
  transform         <int>        ..F.A...... set transform type (from 0 to 3) (default di)
     di              0            ..F.A...... direct form I
     dii             1            ..F.A...... direct form II
     tdii            2            ..F.A...... transposed direct form II
     latt            3            ..F.A...... lattice-ladder form
  a                 <int>        ..F.A...... set transform type (from 0 to 3) (default di)
     di              0            ..F.A...... direct form I
     dii             1            ..F.A...... direct form II
     tdii            2            ..F.A...... transposed direct form II
     latt            3            ..F.A...... lattice-ladder form
  precision         <int>        ..F.A...... set filtering precision (from -1 to 3) (default auto)
     auto            -1           ..F.A...... automatic
     s16             0            ..F.A...... signed 16-bit
     s32             1            ..F.A...... signed 32-bit
     f32             2            ..F.A...... floating-point single
     f64             3            ..F.A...... floating-point double
  r                 <int>        ..F.A...... set filtering precision (from -1 to 3) (default auto)
     auto            -1           ..F.A...... automatic
     s16             0            ..F.A...... signed 16-bit
     s32             1            ..F.A...... signed 32-bit
     f32             2            ..F.A...... floating-point single
     f64             3            ..F.A...... floating-point double

extrastereo AVOptions:
  m                 <float>      ..F.A....T. set the difference coefficient (from -10 to 10) (default 2.5)
  c                 <boolean>    ..F.A....T. enable clipping (default true)

firequalizer AVOptions:
  gain              <string>     ..F.A....T. set gain curve (default "gain_interpolate(f)")
  gain_entry        <string>     ..F.A....T. set gain entry
  delay             <double>     ..F.A...... set delay (from 0 to 1e+10) (default 0.01)
  accuracy          <double>     ..F.A...... set accuracy (from 0 to 1e+10) (default 5)
  wfunc             <int>        ..F.A...... set window function (from 0 to 9) (default hann)
     rectangular     0            ..F.A...... rectangular window
     hann            1            ..F.A...... hann window
     hamming         2            ..F.A...... hamming window
     blackman        3            ..F.A...... blackman window
     nuttall3        4            ..F.A...... 3-term nuttall window
     mnuttall3       5            ..F.A...... minimum 3-term nuttall window
     nuttall         6            ..F.A...... nuttall window
     bnuttall        7            ..F.A...... blackman-nuttall window
     bharris         8            ..F.A...... blackman-harris window
     tukey           9            ..F.A...... tukey window
  fixed             <boolean>    ..F.A...... set fixed frame samples (default false)
  multi             <boolean>    ..F.A...... set multi channels mode (default false)
  zero_phase        <boolean>    ..F.A...... set zero phase mode (default false)
  scale             <int>        ..F.A...... set gain scale (from 0 to 3) (default linlog)
     linlin          0            ..F.A...... linear-freq linear-gain
     linlog          1            ..F.A...... linear-freq logarithmic-gain
     loglin          2            ..F.A...... logarithmic-freq linear-gain
     loglog          3            ..F.A...... logarithmic-freq logarithmic-gain
  dumpfile          <string>     ..F.A...... set dump file
  dumpscale         <int>        ..F.A...... set dump scale (from 0 to 3) (default linlog)
     linlin          0            ..F.A...... linear-freq linear-gain
     linlog          1            ..F.A...... linear-freq logarithmic-gain
     loglin          2            ..F.A...... logarithmic-freq linear-gain
     loglog          3            ..F.A...... logarithmic-freq logarithmic-gain
  fft2              <boolean>    ..F.A...... set 2-channels fft (default false)
  min_phase         <boolean>    ..F.A...... set minimum phase mode (default false)

flanger AVOptions:
  delay             <double>     ..F.A...... base delay in milliseconds (from 0 to 30) (default 0)
  depth             <double>     ..F.A...... added swept delay in milliseconds (from 0 to 10) (default 2)
  regen             <double>     ..F.A...... percentage regeneration (delayed signal feedback) (from -95 to 95) (default 0)
  width             <double>     ..F.A...... percentage of delayed signal mixed with original (from 0 to 100) (default 71)
  speed             <double>     ..F.A...... sweeps per second (Hz) (from 0.1 to 10) (default 0.5)
  shape             <int>        ..F.A...... swept wave shape (from 0 to 1) (default sinusoidal)
     triangular      1            ..F.A......
     t               1            ..F.A......
     sinusoidal      0            ..F.A......
     s               0            ..F.A......
  phase             <double>     ..F.A...... swept wave percentage phase-shift for multi-channel (from 0 to 100) (default 25)
  interp            <int>        ..F.A...... delay-line interpolation (from 0 to 1) (default linear)
     linear          0            ..F.A......
     quadratic       1            ..F.A......

haas AVOptions:
  level_in          <double>     ..F.A...... set level in (from 0.015625 to 64) (default 1)
  level_out         <double>     ..F.A...... set level out (from 0.015625 to 64) (default 1)
  side_gain         <double>     ..F.A...... set side gain (from 0.015625 to 64) (default 1)
  middle_source     <int>        ..F.A...... set middle source (from 0 to 3) (default mid)
     left            0            ..F.A......
     right           1            ..F.A......
     mid             2            ..F.A...... L+R
     side            3            ..F.A...... L-R
  middle_phase      <boolean>    ..F.A...... set middle phase (default false)
  left_delay        <double>     ..F.A...... set left delay (from 0 to 40) (default 2.05)
  left_balance      <double>     ..F.A...... set left balance (from -1 to 1) (default -1)
  left_gain         <double>     ..F.A...... set left gain (from 0.015625 to 64) (default 1)
  left_phase        <boolean>    ..F.A...... set left phase (default false)
  right_delay       <double>     ..F.A...... set right delay (from 0 to 40) (default 2.12)
  right_balance     <double>     ..F.A...... set right balance (from -1 to 1) (default 1)
  right_gain        <double>     ..F.A...... set right gain (from 0.015625 to 64) (default 1)
  right_phase       <boolean>    ..F.A...... set right phase (default true)

hdcd AVOptions:
  disable_autoconvert <boolean>    ..F.A...... Disable any format conversion or resampling in the filter graph. (default true)
  process_stereo    <boolean>    ..F.A...... Process stereo channels together. Only apply target_gain when both channels match. (default true)
  cdt_ms            <int>        ..F.A...... Code detect timer period in ms. (from 100 to 60000) (default 2000)
  force_pe          <boolean>    ..F.A...... Always extend peaks above -3dBFS even when PE is not signaled. (default false)
  analyze_mode      <int>        ..F.A...... Replace audio with solid tone and signal some processing aspect in the amplitude. (from 0 to 4) (default off)
     off             0            ..F.A...... disabled
     lle             1            ..F.A...... gain adjustment level at each sample
     pe              2            ..F.A...... samples where peak extend occurs
     cdt             3            ..F.A...... samples where the code detect timer is active
     tgm             4            ..F.A...... samples where the target gain does not match between channels
  bits_per_sample   <int>        ..F.A...... Valid bits per sample (location of the true LSB). (from 16 to 24) (default 16)
     16              16           ..F.A...... 16-bit (in s32 or s16)
     20              20           ..F.A...... 20-bit (in s32)
     24              24           ..F.A...... 24-bit (in s32)

headphone AVOptions:
  map               <string>     ..F.A...... set channels convolution mappings
  gain              <float>      ..F.A...... set gain in dB (from -20 to 40) (default 0)
  lfe               <float>      ..F.A...... set lfe gain in dB (from -20 to 40) (default 0)
  type              <int>        ..F.A...... set processing (from 0 to 1) (default freq)
     time            0            ..F.A...... time domain
     freq            1            ..F.A...... frequency domain
  size              <int>        ..F.A...... set frame size (from 1024 to 96000) (default 1024)
  hrir              <int>        ..F.A...... set hrir format (from 0 to 1) (default stereo)
     stereo          0            ..F.A...... hrir files have exactly 2 channels
     multich         1            ..F.A...... single multichannel hrir file

highpass AVOptions:
  frequency         <double>     ..F.A....T. set frequency (from 0 to 999999) (default 3000)
  f                 <double>     ..F.A....T. set frequency (from 0 to 999999) (default 3000)
  width_type        <int>        ..F.A....T. set filter-width type (from 1 to 5) (default q)
     h               1            ..F.A....T. Hz
     q               3            ..F.A....T. Q-Factor
     o               2            ..F.A....T. octave
     s               4            ..F.A....T. slope
     k               5            ..F.A....T. kHz
  t                 <int>        ..F.A....T. set filter-width type (from 1 to 5) (default q)
     h               1            ..F.A....T. Hz
     q               3            ..F.A....T. Q-Factor
     o               2            ..F.A....T. octave
     s               4            ..F.A....T. slope
     k               5            ..F.A....T. kHz
  width             <double>     ..F.A....T. set width (from 0 to 99999) (default 0.707)
  w                 <double>     ..F.A....T. set width (from 0 to 99999) (default 0.707)
  poles             <int>        ..F.A...... set number of poles (from 1 to 2) (default 2)
  p                 <int>        ..F.A...... set number of poles (from 1 to 2) (default 2)
  mix               <double>     ..F.A....T. set mix (from 0 to 1) (default 1)
  m                 <double>     ..F.A....T. set mix (from 0 to 1) (default 1)
  channels          <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  c                 <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  normalize         <boolean>    ..F.A....T. normalize coefficients (default false)
  n                 <boolean>    ..F.A....T. normalize coefficients (default false)
  transform         <int>        ..F.A...... set transform type (from 0 to 3) (default di)
     di              0            ..F.A...... direct form I
     dii             1            ..F.A...... direct form II
     tdii            2            ..F.A...... transposed direct form II
     latt            3            ..F.A...... lattice-ladder form
  a                 <int>        ..F.A...... set transform type (from 0 to 3) (default di)
     di              0            ..F.A...... direct form I
     dii             1            ..F.A...... direct form II
     tdii            2            ..F.A...... transposed direct form II
     latt            3            ..F.A...... lattice-ladder form
  precision         <int>        ..F.A...... set filtering precision (from -1 to 3) (default auto)
     auto            -1           ..F.A...... automatic
     s16             0            ..F.A...... signed 16-bit
     s32             1            ..F.A...... signed 32-bit
     f32             2            ..F.A...... floating-point single
     f64             3            ..F.A...... floating-point double
  r                 <int>        ..F.A...... set filtering precision (from -1 to 3) (default auto)
     auto            -1           ..F.A...... automatic
     s16             0            ..F.A...... signed 16-bit
     s32             1            ..F.A...... signed 32-bit
     f32             2            ..F.A...... floating-point single
     f64             3            ..F.A...... floating-point double

highshelf AVOptions:
  frequency         <double>     ..F.A....T. set central frequency (from 0 to 999999) (default 3000)
  f                 <double>     ..F.A....T. set central frequency (from 0 to 999999) (default 3000)
  width_type        <int>        ..F.A....T. set filter-width type (from 1 to 5) (default q)
     h               1            ..F.A....T. Hz
     q               3            ..F.A....T. Q-Factor
     o               2            ..F.A....T. octave
     s               4            ..F.A....T. slope
     k               5            ..F.A....T. kHz
  t                 <int>        ..F.A....T. set filter-width type (from 1 to 5) (default q)
     h               1            ..F.A....T. Hz
     q               3            ..F.A....T. Q-Factor
     o               2            ..F.A....T. octave
     s               4            ..F.A....T. slope
     k               5            ..F.A....T. kHz
  width             <double>     ..F.A....T. set shelf transition steep (from 0 to 99999) (default 0.5)
  w                 <double>     ..F.A....T. set shelf transition steep (from 0 to 99999) (default 0.5)
  gain              <double>     ..F.A....T. set gain (from -900 to 900) (default 0)
  g                 <double>     ..F.A....T. set gain (from -900 to 900) (default 0)
  poles             <int>        ..F.A...... set number of poles (from 1 to 2) (default 2)
  p                 <int>        ..F.A...... set number of poles (from 1 to 2) (default 2)
  mix               <double>     ..F.A....T. set mix (from 0 to 1) (default 1)
  m                 <double>     ..F.A....T. set mix (from 0 to 1) (default 1)
  channels          <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  c                 <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  normalize         <boolean>    ..F.A....T. normalize coefficients (default false)
  n                 <boolean>    ..F.A....T. normalize coefficients (default false)
  transform         <int>        ..F.A...... set transform type (from 0 to 3) (default di)
     di              0            ..F.A...... direct form I
     dii             1            ..F.A...... direct form II
     tdii            2            ..F.A...... transposed direct form II
     latt            3            ..F.A...... lattice-ladder form
  a                 <int>        ..F.A...... set transform type (from 0 to 3) (default di)
     di              0            ..F.A...... direct form I
     dii             1            ..F.A...... direct form II
     tdii            2            ..F.A...... transposed direct form II
     latt            3            ..F.A...... lattice-ladder form
  precision         <int>        ..F.A...... set filtering precision (from -1 to 3) (default auto)
     auto            -1           ..F.A...... automatic
     s16             0            ..F.A...... signed 16-bit
     s32             1            ..F.A...... signed 32-bit
     f32             2            ..F.A...... floating-point single
     f64             3            ..F.A...... floating-point double
  r                 <int>        ..F.A...... set filtering precision (from -1 to 3) (default auto)
     auto            -1           ..F.A...... automatic
     s16             0            ..F.A...... signed 16-bit
     s32             1            ..F.A...... signed 32-bit
     f32             2            ..F.A...... floating-point single
     f64             3            ..F.A...... floating-point double

join AVOptions:
  inputs            <int>        ..F.A...... Number of input streams. (from 1 to INT_MAX) (default 2)
  channel_layout    <string>     ..F.A...... Channel layout of the output stream. (default "stereo")
  map               <string>     ..F.A...... A comma-separated list of channels maps in the format 'input_stream.input_channel-output_channel.

loudnorm AVOptions:
  I                 <double>     ..F.A...... set integrated loudness target (from -70 to -5) (default -24)
  i                 <double>     ..F.A...... set integrated loudness target (from -70 to -5) (default -24)
  LRA               <double>     ..F.A...... set loudness range target (from 1 to 20) (default 7)
  lra               <double>     ..F.A...... set loudness range target (from 1 to 20) (default 7)
  TP                <double>     ..F.A...... set maximum true peak (from -9 to 0) (default -2)
  tp                <double>     ..F.A...... set maximum true peak (from -9 to 0) (default -2)
  measured_I        <double>     ..F.A...... measured IL of input file (from -99 to 0) (default 0)
  measured_i        <double>     ..F.A...... measured IL of input file (from -99 to 0) (default 0)
  measured_LRA      <double>     ..F.A...... measured LRA of input file (from 0 to 99) (default 0)
  measured_lra      <double>     ..F.A...... measured LRA of input file (from 0 to 99) (default 0)
  measured_TP       <double>     ..F.A...... measured true peak of input file (from -99 to 99) (default 99)
  measured_tp       <double>     ..F.A...... measured true peak of input file (from -99 to 99) (default 99)
  measured_thresh   <double>     ..F.A...... measured threshold of input file (from -99 to 0) (default -70)
  offset            <double>     ..F.A...... set offset gain (from -99 to 99) (default 0)
  linear            <boolean>    ..F.A...... normalize linearly if possible (default true)
  dual_mono         <boolean>    ..F.A...... treat mono input as dual-mono (default false)
  print_format      <int>        ..F.A...... set print format for stats (from 0 to 2) (default none)
     none            0            ..F.A......
     json            1            ..F.A......
     summary         2            ..F.A......

lowpass AVOptions:
  frequency         <double>     ..F.A....T. set frequency (from 0 to 999999) (default 500)
  f                 <double>     ..F.A....T. set frequency (from 0 to 999999) (default 500)
  width_type        <int>        ..F.A....T. set filter-width type (from 1 to 5) (default q)
     h               1            ..F.A....T. Hz
     q               3            ..F.A....T. Q-Factor
     o               2            ..F.A....T. octave
     s               4            ..F.A....T. slope
     k               5            ..F.A....T. kHz
  t                 <int>        ..F.A....T. set filter-width type (from 1 to 5) (default q)
     h               1            ..F.A....T. Hz
     q               3            ..F.A....T. Q-Factor
     o               2            ..F.A....T. octave
     s               4            ..F.A....T. slope
     k               5            ..F.A....T. kHz
  width             <double>     ..F.A....T. set width (from 0 to 99999) (default 0.707)
  w                 <double>     ..F.A....T. set width (from 0 to 99999) (default 0.707)
  poles             <int>        ..F.A...... set number of poles (from 1 to 2) (default 2)
  p                 <int>        ..F.A...... set number of poles (from 1 to 2) (default 2)
  mix               <double>     ..F.A....T. set mix (from 0 to 1) (default 1)
  m                 <double>     ..F.A....T. set mix (from 0 to 1) (default 1)
  channels          <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  c                 <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  normalize         <boolean>    ..F.A....T. normalize coefficients (default false)
  n                 <boolean>    ..F.A....T. normalize coefficients (default false)
  transform         <int>        ..F.A...... set transform type (from 0 to 3) (default di)
     di              0            ..F.A...... direct form I
     dii             1            ..F.A...... direct form II
     tdii            2            ..F.A...... transposed direct form II
     latt            3            ..F.A...... lattice-ladder form
  a                 <int>        ..F.A...... set transform type (from 0 to 3) (default di)
     di              0            ..F.A...... direct form I
     dii             1            ..F.A...... direct form II
     tdii            2            ..F.A...... transposed direct form II
     latt            3            ..F.A...... lattice-ladder form
  precision         <int>        ..F.A...... set filtering precision (from -1 to 3) (default auto)
     auto            -1           ..F.A...... automatic
     s16             0            ..F.A...... signed 16-bit
     s32             1            ..F.A...... signed 32-bit
     f32             2            ..F.A...... floating-point single
     f64             3            ..F.A...... floating-point double
  r                 <int>        ..F.A...... set filtering precision (from -1 to 3) (default auto)
     auto            -1           ..F.A...... automatic
     s16             0            ..F.A...... signed 16-bit
     s32             1            ..F.A...... signed 32-bit
     f32             2            ..F.A...... floating-point single
     f64             3            ..F.A...... floating-point double

lowshelf AVOptions:
  frequency         <double>     ..F.A....T. set central frequency (from 0 to 999999) (default 100)
  f                 <double>     ..F.A....T. set central frequency (from 0 to 999999) (default 100)
  width_type        <int>        ..F.A....T. set filter-width type (from 1 to 5) (default q)
     h               1            ..F.A....T. Hz
     q               3            ..F.A....T. Q-Factor
     o               2            ..F.A....T. octave
     s               4            ..F.A....T. slope
     k               5            ..F.A....T. kHz
  t                 <int>        ..F.A....T. set filter-width type (from 1 to 5) (default q)
     h               1            ..F.A....T. Hz
     q               3            ..F.A....T. Q-Factor
     o               2            ..F.A....T. octave
     s               4            ..F.A....T. slope
     k               5            ..F.A....T. kHz
  width             <double>     ..F.A....T. set shelf transition steep (from 0 to 99999) (default 0.5)
  w                 <double>     ..F.A....T. set shelf transition steep (from 0 to 99999) (default 0.5)
  gain              <double>     ..F.A....T. set gain (from -900 to 900) (default 0)
  g                 <double>     ..F.A....T. set gain (from -900 to 900) (default 0)
  poles             <int>        ..F.A...... set number of poles (from 1 to 2) (default 2)
  p                 <int>        ..F.A...... set number of poles (from 1 to 2) (default 2)
  mix               <double>     ..F.A....T. set mix (from 0 to 1) (default 1)
  m                 <double>     ..F.A....T. set mix (from 0 to 1) (default 1)
  channels          <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  c                 <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  normalize         <boolean>    ..F.A....T. normalize coefficients (default false)
  n                 <boolean>    ..F.A....T. normalize coefficients (default false)
  transform         <int>        ..F.A...... set transform type (from 0 to 3) (default di)
     di              0            ..F.A...... direct form I
     dii             1            ..F.A...... direct form II
     tdii            2            ..F.A...... transposed direct form II
     latt            3            ..F.A...... lattice-ladder form
  a                 <int>        ..F.A...... set transform type (from 0 to 3) (default di)
     di              0            ..F.A...... direct form I
     dii             1            ..F.A...... direct form II
     tdii            2            ..F.A...... transposed direct form II
     latt            3            ..F.A...... lattice-ladder form
  precision         <int>        ..F.A...... set filtering precision (from -1 to 3) (default auto)
     auto            -1           ..F.A...... automatic
     s16             0            ..F.A...... signed 16-bit
     s32             1            ..F.A...... signed 32-bit
     f32             2            ..F.A...... floating-point single
     f64             3            ..F.A...... floating-point double
  r                 <int>        ..F.A...... set filtering precision (from -1 to 3) (default auto)
     auto            -1           ..F.A...... automatic
     s16             0            ..F.A...... signed 16-bit
     s32             1            ..F.A...... signed 32-bit
     f32             2            ..F.A...... floating-point single
     f64             3            ..F.A...... floating-point double

mcompand AVOptions:
  args              <string>     ..F.A...... set parameters for each band (default "0.005,0.1 6 -47/-40,-34/-34,-17/-33 100 | 0.003,0.05 6 -47/-40,-34/-34,-17/-33 400 | 0.000625,0.0125 6 -47/-40,-34/-34,-15/-33 1600 | 0.0001,0.025 6 -47/-40,-34/-34,-31/-31,-0/-30 6400 | 0,0.025 6 -38/-31,-28/-28,-0/-25 22000")

pan AVOptions:
  args              <string>     ..F.A......

rubberband AVOptions:
  tempo             <double>     ..F.A....T. set tempo scale factor (from 0.01 to 100) (default 1)
  pitch             <double>     ..F.A....T. set pitch scale factor (from 0.01 to 100) (default 1)
  transients        <int>        ..F.A...... set transients (from 0 to INT_MAX) (default crisp)
     crisp           0            ..F.A......
     mixed           256          ..F.A......
     smooth          512          ..F.A......
  detector          <int>        ..F.A...... set detector (from 0 to INT_MAX) (default compound)
     compound        0            ..F.A......
     percussive      1024         ..F.A......
     soft            2048         ..F.A......
  phase             <int>        ..F.A...... set phase (from 0 to INT_MAX) (default laminar)
     laminar         0            ..F.A......
     independent     8192         ..F.A......
  window            <int>        ..F.A...... set window (from 0 to INT_MAX) (default standard)
     standard        0            ..F.A......
     short           1048576      ..F.A......
     long            2097152      ..F.A......
  smoothing         <int>        ..F.A...... set smoothing (from 0 to INT_MAX) (default off)
     off             0            ..F.A......
     on              8388608      ..F.A......
  formant           <int>        ..F.A...... set formant (from 0 to INT_MAX) (default shifted)
     shifted         0            ..F.A......
     preserved       16777216     ..F.A......
  pitchq            <int>        ..F.A...... set pitch quality (from 0 to INT_MAX) (default quality)
     quality         0            ..F.A......
     speed           33554432     ..F.A......
     consistency     67108864     ..F.A......
  channels          <int>        ..F.A...... set channels (from 0 to INT_MAX) (default apart)
     apart           0            ..F.A......
     together        268435456    ..F.A......

sidechaincompress AVOptions:
  level_in          <double>     ..F.A....T. set input gain (from 0.015625 to 64) (default 1)
  mode              <int>        ..F.A....T. set mode (from 0 to 1) (default downward)
     downward        0            ..F.A....T.
     upward          1            ..F.A....T.
  threshold         <double>     ..F.A....T. set threshold (from 0.000976563 to 1) (default 0.125)
  ratio             <double>     ..F.A....T. set ratio (from 1 to 20) (default 2)
  attack            <double>     ..F.A....T. set attack (from 0.01 to 2000) (default 20)
  release           <double>     ..F.A....T. set release (from 0.01 to 9000) (default 250)
  makeup            <double>     ..F.A....T. set make up gain (from 1 to 64) (default 1)
  knee              <double>     ..F.A....T. set knee (from 1 to 8) (default 2.82843)
  link              <int>        ..F.A....T. set link type (from 0 to 1) (default average)
     average         0            ..F.A....T.
     maximum         1            ..F.A....T.
  detection         <int>        ..F.A....T. set detection (from 0 to 1) (default rms)
     peak            0            ..F.A....T.
     rms             1            ..F.A....T.
  level_sc          <double>     ..F.A....T. set sidechain gain (from 0.015625 to 64) (default 1)
  mix               <double>     ..F.A....T. set mix (from 0 to 1) (default 1)

sidechaingate AVOptions:
  level_in          <double>     ..F.A....T. set input level (from 0.015625 to 64) (default 1)
  mode              <int>        ..F.A....T. set mode (from 0 to 1) (default downward)
     downward        0            ..F.A....T.
     upward          1            ..F.A....T.
  range             <double>     ..F.A....T. set max gain reduction (from 0 to 1) (default 0.06125)
  threshold         <double>     ..F.A....T. set threshold (from 0 to 1) (default 0.125)
  ratio             <double>     ..F.A....T. set ratio (from 1 to 9000) (default 2)
  attack            <double>     ..F.A....T. set attack (from 0.01 to 9000) (default 20)
  release           <double>     ..F.A....T. set release (from 0.01 to 9000) (default 250)
  makeup            <double>     ..F.A....T. set makeup gain (from 1 to 64) (default 1)
  knee              <double>     ..F.A....T. set knee (from 1 to 8) (default 2.82843)
  detection         <int>        ..F.A....T. set detection (from 0 to 1) (default rms)
     peak            0            ..F.A....T.
     rms             1            ..F.A....T.
  link              <int>        ..F.A....T. set link (from 0 to 1) (default average)
     average         0            ..F.A....T.
     maximum         1            ..F.A....T.
  level_sc          <double>     ..F.A....T. set sidechain gain (from 0.015625 to 64) (default 1)

silencedetect AVOptions:
  n                 <double>     ..F.A...... set noise tolerance (from 0 to DBL_MAX) (default 0.001)
  noise             <double>     ..F.A...... set noise tolerance (from 0 to DBL_MAX) (default 0.001)
  d                 <duration>   ..F.A...... set minimum duration in seconds (default 2)
  duration          <duration>   ..F.A...... set minimum duration in seconds (default 2)
  mono              <boolean>    ..F.A...... check each channel separately (default false)
  m                 <boolean>    ..F.A...... check each channel separately (default false)

silenceremove AVOptions:
  start_periods     <int>        ..F.A...... (from 0 to 9000) (default 0)
  start_duration    <duration>   ..F.A...... set start duration of non-silence part (default 0)
  start_threshold   <double>     ..F.A...... set threshold for start silence detection (from 0 to DBL_MAX) (default 0)
  start_silence     <duration>   ..F.A...... set start duration of silence part to keep (default 0)
  start_mode        <int>        ..F.A...... set which channel will trigger trimming from start (from 0 to 1) (default any)
     any             0            ..F.A......
     all             1            ..F.A......
  stop_periods      <int>        ..F.A...... (from -9000 to 9000) (default 0)
  stop_duration     <duration>   ..F.A...... set stop duration of non-silence part (default 0)
  stop_threshold    <double>     ..F.A...... set threshold for stop silence detection (from 0 to DBL_MAX) (default 0)
  stop_silence      <duration>   ..F.A...... set stop duration of silence part to keep (default 0)
  stop_mode         <int>        ..F.A...... set which channel will trigger trimming from end (from 0 to 1) (default any)
     any             0            ..F.A......
     all             1            ..F.A......
  detection         <int>        ..F.A...... set how silence is detected (from 0 to 1) (default rms)
     peak            0            ..F.A...... use absolute values of samples
     rms             1            ..F.A...... use squared values of samples
  window            <double>     ..F.A...... set duration of window in seconds (from 0 to 10) (default 0.02)

speechnorm AVOptions:
  peak              <double>     ..F.A....T. set the peak value (from 0 to 1) (default 0.95)
  p                 <double>     ..F.A....T. set the peak value (from 0 to 1) (default 0.95)
  expansion         <double>     ..F.A....T. set the max expansion factor (from 1 to 50) (default 2)
  e                 <double>     ..F.A....T. set the max expansion factor (from 1 to 50) (default 2)
  compression       <double>     ..F.A....T. set the max compression factor (from 1 to 50) (default 2)
  c                 <double>     ..F.A....T. set the max compression factor (from 1 to 50) (default 2)
  threshold         <double>     ..F.A....T. set the threshold value (from 0 to 1) (default 0)
  t                 <double>     ..F.A....T. set the threshold value (from 0 to 1) (default 0)
  raise             <double>     ..F.A....T. set the expansion raising amount (from 0 to 1) (default 0.001)
  r                 <double>     ..F.A....T. set the expansion raising amount (from 0 to 1) (default 0.001)
  fall              <double>     ..F.A....T. set the compression raising amount (from 0 to 1) (default 0.001)
  f                 <double>     ..F.A....T. set the compression raising amount (from 0 to 1) (default 0.001)
  channels          <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  h                 <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  invert            <boolean>    ..F.A....T. set inverted filtering (default false)
  i                 <boolean>    ..F.A....T. set inverted filtering (default false)
  link              <boolean>    ..F.A....T. set linked channels filtering (default false)
  l                 <boolean>    ..F.A....T. set linked channels filtering (default false)

stereotools AVOptions:
  level_in          <double>     ..F.A....T. set level in (from 0.015625 to 64) (default 1)
  level_out         <double>     ..F.A....T. set level out (from 0.015625 to 64) (default 1)
  balance_in        <double>     ..F.A....T. set balance in (from -1 to 1) (default 0)
  balance_out       <double>     ..F.A....T. set balance out (from -1 to 1) (default 0)
  softclip          <boolean>    ..F.A....T. enable softclip (default false)
  mutel             <boolean>    ..F.A....T. mute L (default false)
  muter             <boolean>    ..F.A....T. mute R (default false)
  phasel            <boolean>    ..F.A....T. phase L (default false)
  phaser            <boolean>    ..F.A....T. phase R (default false)
  mode              <int>        ..F.A....T. set stereo mode (from 0 to 10) (default lr>lr)
     lr>lr           0            ..F.A....T.
     lr>ms           1            ..F.A....T.
     ms>lr           2            ..F.A....T.
     lr>ll           3            ..F.A....T.
     lr>rr           4            ..F.A....T.
     lr>l+r          5            ..F.A....T.
     lr>rl           6            ..F.A....T.
     ms>ll           7            ..F.A....T.
     ms>rr           8            ..F.A....T.
     ms>rl           9            ..F.A....T.
     lr>l-r          10           ..F.A....T.
  slev              <double>     ..F.A....T. set side level (from 0.015625 to 64) (default 1)
  sbal              <double>     ..F.A....T. set side balance (from -1 to 1) (default 0)
  mlev              <double>     ..F.A....T. set middle level (from 0.015625 to 64) (default 1)
  mpan              <double>     ..F.A....T. set middle pan (from -1 to 1) (default 0)
  base              <double>     ..F.A....T. set stereo base (from -1 to 1) (default 0)
  delay             <double>     ..F.A....T. set delay (from -20 to 20) (default 0)
  sclevel           <double>     ..F.A....T. set S/C level (from 1 to 100) (default 1)
  phase             <double>     ..F.A....T. set stereo phase (from 0 to 360) (default 0)
  bmode_in          <int>        ..F.A....T. set balance in mode (from 0 to 2) (default balance)
     balance         0            ..F.A....T.
     amplitude       1            ..F.A....T.
     power           2            ..F.A....T.
  bmode_out         <int>        ..F.A....T. set balance out mode (from 0 to 2) (default balance)
     balance         0            ..F.A....T.
     amplitude       1            ..F.A....T.
     power           2            ..F.A....T.

stereowiden AVOptions:
  delay             <float>      ..F.A...... set delay time (from 1 to 100) (default 20)
  feedback          <float>      ..F.A....T. set feedback gain (from 0 to 0.9) (default 0.3)
  crossfeed         <float>      ..F.A....T. set cross feed (from 0 to 0.8) (default 0.3)
  drymix            <float>      ..F.A....T. set dry-mix (from 0 to 1) (default 0.8)

superequalizer AVOptions:
  1b                <float>      ..F.A...... set 65Hz band gain (from 0 to 20) (default 1)
  2b                <float>      ..F.A...... set 92Hz band gain (from 0 to 20) (default 1)
  3b                <float>      ..F.A...... set 131Hz band gain (from 0 to 20) (default 1)
  4b                <float>      ..F.A...... set 185Hz band gain (from 0 to 20) (default 1)
  5b                <float>      ..F.A...... set 262Hz band gain (from 0 to 20) (default 1)
  6b                <float>      ..F.A...... set 370Hz band gain (from 0 to 20) (default 1)
  7b                <float>      ..F.A...... set 523Hz band gain (from 0 to 20) (default 1)
  8b                <float>      ..F.A...... set 740Hz band gain (from 0 to 20) (default 1)
  9b                <float>      ..F.A...... set 1047Hz band gain (from 0 to 20) (default 1)
  10b               <float>      ..F.A...... set 1480Hz band gain (from 0 to 20) (default 1)
  11b               <float>      ..F.A...... set 2093Hz band gain (from 0 to 20) (default 1)
  12b               <float>      ..F.A...... set 2960Hz band gain (from 0 to 20) (default 1)
  13b               <float>      ..F.A...... set 4186Hz band gain (from 0 to 20) (default 1)
  14b               <float>      ..F.A...... set 5920Hz band gain (from 0 to 20) (default 1)
  15b               <float>      ..F.A...... set 8372Hz band gain (from 0 to 20) (default 1)
  16b               <float>      ..F.A...... set 11840Hz band gain (from 0 to 20) (default 1)
  17b               <float>      ..F.A...... set 16744Hz band gain (from 0 to 20) (default 1)
  18b               <float>      ..F.A...... set 20000Hz band gain (from 0 to 20) (default 1)

surround AVOptions:
  chl_out           <string>     ..F.A...... set output channel layout (default "5.1")
  chl_in            <string>     ..F.A...... set input channel layout (default "stereo")
  level_in          <float>      ..F.A...... set input level (from 0 to 10) (default 1)
  level_out         <float>      ..F.A...... set output level (from 0 to 10) (default 1)
  lfe               <boolean>    ..F.A...... output LFE (default true)
  lfe_low           <int>        ..F.A...... LFE low cut off (from 0 to 256) (default 128)
  lfe_high          <int>        ..F.A...... LFE high cut off (from 0 to 512) (default 256)
  lfe_mode          <int>        ..F.A...... set LFE channel mode (from 0 to 1) (default add)
     add             0            ..F.A...... just add LFE channel
     sub             1            ..F.A...... substract LFE channel with others
  angle             <float>      ..F.A...... set soundfield transform angle (from 0 to 360) (default 90)
  fc_in             <float>      ..F.A...... set front center channel input level (from 0 to 10) (default 1)
  fc_out            <float>      ..F.A...... set front center channel output level (from 0 to 10) (default 1)
  fl_in             <float>      ..F.A...... set front left channel input level (from 0 to 10) (default 1)
  fl_out            <float>      ..F.A...... set front left channel output level (from 0 to 10) (default 1)
  fr_in             <float>      ..F.A...... set front right channel input level (from 0 to 10) (default 1)
  fr_out            <float>      ..F.A...... set front right channel output level (from 0 to 10) (default 1)
  sl_in             <float>      ..F.A...... set side left channel input level (from 0 to 10) (default 1)
  sl_out            <float>      ..F.A...... set side left channel output level (from 0 to 10) (default 1)
  sr_in             <float>      ..F.A...... set side right channel input level (from 0 to 10) (default 1)
  sr_out            <float>      ..F.A...... set side right channel output level (from 0 to 10) (default 1)
  bl_in             <float>      ..F.A...... set back left channel input level (from 0 to 10) (default 1)
  bl_out            <float>      ..F.A...... set back left channel output level (from 0 to 10) (default 1)
  br_in             <float>      ..F.A...... set back right channel input level (from 0 to 10) (default 1)
  br_out            <float>      ..F.A...... set back right channel output level (from 0 to 10) (default 1)
  bc_in             <float>      ..F.A...... set back center channel input level (from 0 to 10) (default 1)
  bc_out            <float>      ..F.A...... set back center channel output level (from 0 to 10) (default 1)
  lfe_in            <float>      ..F.A...... set lfe channel input level (from 0 to 10) (default 1)
  lfe_out           <float>      ..F.A...... set lfe channel output level (from 0 to 10) (default 1)
  allx              <float>      ..F.A...... set all channel's x spread (from -1 to 15) (default -1)
  ally              <float>      ..F.A...... set all channel's y spread (from -1 to 15) (default -1)
  fcx               <float>      ..F.A...... set front center channel x spread (from 0 to 15) (default 1)
  flx               <float>      ..F.A...... set front left channel x spread (from 0 to 15) (default 1)
  frx               <float>      ..F.A...... set front right channel x spread (from 0 to 15) (default 1)
  blx               <float>      ..F.A...... set back left channel x spread (from 0 to 15) (default 1)
  brx               <float>      ..F.A...... set back right channel x spread (from 0 to 15) (default 1)
  slx               <float>      ..F.A...... set side left channel x spread (from 0 to 15) (default 1)
  srx               <float>      ..F.A...... set side right channel x spread (from 0 to 15) (default 1)
  bcx               <float>      ..F.A...... set back center channel x spread (from 0 to 15) (default 1)
  fcy               <float>      ..F.A...... set front center channel y spread (from 0 to 15) (default 1)
  fly               <float>      ..F.A...... set front left channel y spread (from 0 to 15) (default 1)
  fry               <float>      ..F.A...... set front right channel y spread (from 0 to 15) (default 1)
  bly               <float>      ..F.A...... set back left channel y spread (from 0 to 15) (default 1)
  bry               <float>      ..F.A...... set back right channel y spread (from 0 to 15) (default 1)
  sly               <float>      ..F.A...... set side left channel y spread (from 0 to 15) (default 1)
  sry               <float>      ..F.A...... set side right channel y spread (from 0 to 15) (default 1)
  bcy               <float>      ..F.A...... set back center channel y spread (from 0 to 15) (default 1)
  win_size          <int>        ..F.A...... set window size (from 1024 to 65536) (default 4096)
  win_func          <int>        ..F.A...... set window function (from 0 to 19) (default hann)
     rect            0            ..F.A...... Rectangular
     bartlett        4            ..F.A...... Bartlett
     hann            1            ..F.A...... Hann
     hanning         1            ..F.A...... Hanning
     hamming         2            ..F.A...... Hamming
     blackman        3            ..F.A...... Blackman
     welch           5            ..F.A...... Welch
     flattop         6            ..F.A...... Flat-top
     bharris         7            ..F.A...... Blackman-Harris
     bnuttall        8            ..F.A...... Blackman-Nuttall
     bhann           11           ..F.A...... Bartlett-Hann
     sine            9            ..F.A...... Sine
     nuttall         10           ..F.A...... Nuttall
     lanczos         12           ..F.A...... Lanczos
     gauss           13           ..F.A...... Gauss
     tukey           14           ..F.A...... Tukey
     dolph           15           ..F.A...... Dolph-Chebyshev
     cauchy          16           ..F.A...... Cauchy
     parzen          17           ..F.A...... Parzen
     poisson         18           ..F.A...... Poisson
     bohman          19           ..F.A...... Bohman
  overlap           <float>      ..F.A...... set window overlap (from 0 to 1) (default 0.5)

treble AVOptions:
  frequency         <double>     ..F.A....T. set central frequency (from 0 to 999999) (default 3000)
  f                 <double>     ..F.A....T. set central frequency (from 0 to 999999) (default 3000)
  width_type        <int>        ..F.A....T. set filter-width type (from 1 to 5) (default q)
     h               1            ..F.A....T. Hz
     q               3            ..F.A....T. Q-Factor
     o               2            ..F.A....T. octave
     s               4            ..F.A....T. slope
     k               5            ..F.A....T. kHz
  t                 <int>        ..F.A....T. set filter-width type (from 1 to 5) (default q)
     h               1            ..F.A....T. Hz
     q               3            ..F.A....T. Q-Factor
     o               2            ..F.A....T. octave
     s               4            ..F.A....T. slope
     k               5            ..F.A....T. kHz
  width             <double>     ..F.A....T. set shelf transition steep (from 0 to 99999) (default 0.5)
  w                 <double>     ..F.A....T. set shelf transition steep (from 0 to 99999) (default 0.5)
  gain              <double>     ..F.A....T. set gain (from -900 to 900) (default 0)
  g                 <double>     ..F.A....T. set gain (from -900 to 900) (default 0)
  poles             <int>        ..F.A...... set number of poles (from 1 to 2) (default 2)
  p                 <int>        ..F.A...... set number of poles (from 1 to 2) (default 2)
  mix               <double>     ..F.A....T. set mix (from 0 to 1) (default 1)
  m                 <double>     ..F.A....T. set mix (from 0 to 1) (default 1)
  channels          <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  c                 <channel_layout> ..F.A....T. set channels to filter (default 0xffffffffffffffff)
  normalize         <boolean>    ..F.A....T. normalize coefficients (default false)
  n                 <boolean>    ..F.A....T. normalize coefficients (default false)
  transform         <int>        ..F.A...... set transform type (from 0 to 3) (default di)
     di              0            ..F.A...... direct form I
     dii             1            ..F.A...... direct form II
     tdii            2            ..F.A...... transposed direct form II
     latt            3            ..F.A...... lattice-ladder form
  a                 <int>        ..F.A...... set transform type (from 0 to 3) (default di)
     di              0            ..F.A...... direct form I
     dii             1            ..F.A...... direct form II
     tdii            2            ..F.A...... transposed direct form II
     latt            3            ..F.A...... lattice-ladder form
  precision         <int>        ..F.A...... set filtering precision (from -1 to 3) (default auto)
     auto            -1           ..F.A...... automatic
     s16             0            ..F.A...... signed 16-bit
     s32             1            ..F.A...... signed 32-bit
     f32             2            ..F.A...... floating-point single
     f64             3            ..F.A...... floating-point double
  r                 <int>        ..F.A...... set filtering precision (from -1 to 3) (default auto)
     auto            -1           ..F.A...... automatic
     s16             0            ..F.A...... signed 16-bit
     s32             1            ..F.A...... signed 32-bit
     f32             2            ..F.A...... floating-point single
     f64             3            ..F.A...... floating-point double

tremolo AVOptions:
  f                 <double>     ..F.A...... set frequency in hertz (from 0.1 to 20000) (default 5)
  d                 <double>     ..F.A...... set depth as percentage (from 0 to 1) (default 0.5)

vibrato AVOptions:
  f                 <double>     ..F.A...... set frequency in hertz (from 0.1 to 20000) (default 5)
  d                 <double>     ..F.A...... set depth as percentage (from 0 to 1) (default 0.5)

volume AVOptions:
  volume            <string>     ..F.A....T. set volume adjustment expression (default "1.0")
  precision         <int>        ..F.A...... select mathematical precision (from 0 to 2) (default float)
     fixed           0            ..F.A...... select 8-bit fixed-point
     float           1            ..F.A...... select 32-bit floating-point
     double          2            ..F.A...... select 64-bit floating-point
  eval              <int>        ..F.A...... specify when to evaluate expressions (from 0 to 1) (default once)
     once            0            ..F.A...... eval volume expression once
     frame           1            ..F.A...... eval volume expression per-frame
  replaygain        <int>        ..F.A...... Apply replaygain side data when present (from 0 to 3) (default drop)
     drop            0            ..F.A...... replaygain side data is dropped
     ignore          1            ..F.A...... replaygain side data is ignored
     track           2            ..F.A...... track gain is preferred
     album           3            ..F.A...... album gain is preferred
  replaygain_preamp <double>     ..F.A...... Apply replaygain pre-amplification (from -15 to 15) (default 0)
  replaygain_noclip <boolean>    ..F.A...... Apply replaygain clipping prevention (default true)

aevalsrc AVOptions:
  exprs             <string>     ..F.A...... set the '|'-separated list of channels expressions
  nb_samples        <int>        ..F.A...... set the number of samples per requested frame (from 0 to INT_MAX) (default 1024)
  n                 <int>        ..F.A...... set the number of samples per requested frame (from 0 to INT_MAX) (default 1024)
  sample_rate       <string>     ..F.A...... set the sample rate (default "44100")
  s                 <string>     ..F.A...... set the sample rate (default "44100")
  duration          <duration>   ..F.A...... set audio duration (default -0.000001)
  d                 <duration>   ..F.A...... set audio duration (default -0.000001)
  channel_layout    <string>     ..F.A...... set channel layout
  c                 <string>     ..F.A...... set channel layout

afirsrc AVOptions:
  taps              <int>        ..F.A...... set number of taps (from 9 to 65535) (default 1025)
  t                 <int>        ..F.A...... set number of taps (from 9 to 65535) (default 1025)
  frequency         <string>     ..F.A...... set frequency points (default "0 1")
  f                 <string>     ..F.A...... set frequency points (default "0 1")
  magnitude         <string>     ..F.A...... set magnitude values (default "1 1")
  m                 <string>     ..F.A...... set magnitude values (default "1 1")
  phase             <string>     ..F.A...... set phase values (default "0 0")
  p                 <string>     ..F.A...... set phase values (default "0 0")
  sample_rate       <int>        ..F.A...... set sample rate (from 1 to INT_MAX) (default 44100)
  r                 <int>        ..F.A...... set sample rate (from 1 to INT_MAX) (default 44100)
  nb_samples        <int>        ..F.A...... set the number of samples per requested frame (from 1 to INT_MAX) (default 1024)
  n                 <int>        ..F.A...... set the number of samples per requested frame (from 1 to INT_MAX) (default 1024)
  win_func          <int>        ..F.A...... set window function (from 0 to 19) (default blackman)
     rect            0            ..F.A...... Rectangular
     bartlett        4            ..F.A...... Bartlett
     hanning         1            ..F.A...... Hanning
     hamming         2            ..F.A...... Hamming
     blackman        3            ..F.A...... Blackman
     welch           5            ..F.A...... Welch
     flattop         6            ..F.A...... Flat-top
     bharris         7            ..F.A...... Blackman-Harris
     bnuttall        8            ..F.A...... Blackman-Nuttall
     bhann           11           ..F.A...... Bartlett-Hann
     sine            9            ..F.A...... Sine
     nuttall         10           ..F.A...... Nuttall
     lanczos         12           ..F.A...... Lanczos
     gauss           13           ..F.A...... Gauss
     tukey           14           ..F.A...... Tukey
     dolph           15           ..F.A...... Dolph-Chebyshev
     cauchy          16           ..F.A...... Cauchy
     parzen          17           ..F.A...... Parzen
     poisson         18           ..F.A...... Poisson
     bohman          19           ..F.A...... Bohman
  w                 <int>        ..F.A...... set window function (from 0 to 19) (default blackman)
     rect            0            ..F.A...... Rectangular
     bartlett        4            ..F.A...... Bartlett
     hanning         1            ..F.A...... Hanning
     hamming         2            ..F.A...... Hamming
     blackman        3            ..F.A...... Blackman
     welch           5            ..F.A...... Welch
     flattop         6            ..F.A...... Flat-top
     bharris         7            ..F.A...... Blackman-Harris
     bnuttall        8            ..F.A...... Blackman-Nuttall
     bhann           11           ..F.A...... Bartlett-Hann
     sine            9            ..F.A...... Sine
     nuttall         10           ..F.A...... Nuttall
     lanczos         12           ..F.A...... Lanczos
     gauss           13           ..F.A...... Gauss
     tukey           14           ..F.A...... Tukey
     dolph           15           ..F.A...... Dolph-Chebyshev
     cauchy          16           ..F.A...... Cauchy
     parzen          17           ..F.A...... Parzen
     poisson         18           ..F.A...... Poisson
     bohman          19           ..F.A...... Bohman

anoisesrc AVOptions:
  sample_rate       <int>        ..F.A...... set sample rate (from 15 to INT_MAX) (default 48000)
  r                 <int>        ..F.A...... set sample rate (from 15 to INT_MAX) (default 48000)
  amplitude         <double>     ..F.A...... set amplitude (from 0 to 1) (default 1)
  a                 <double>     ..F.A...... set amplitude (from 0 to 1) (default 1)
  duration          <duration>   ..F.A...... set duration (default 0)
  d                 <duration>   ..F.A...... set duration (default 0)
  color             <int>        ..F.A...... set noise color (from 0 to 5) (default white)
     white           0            ..F.A......
     pink            1            ..F.A......
     brown           2            ..F.A......
     blue            3            ..F.A......
     violet          4            ..F.A......
     velvet          5            ..F.A......
  colour            <int>        ..F.A...... set noise color (from 0 to 5) (default white)
     white           0            ..F.A......
     pink            1            ..F.A......
     brown           2            ..F.A......
     blue            3            ..F.A......
     violet          4            ..F.A......
     velvet          5            ..F.A......
  c                 <int>        ..F.A...... set noise color (from 0 to 5) (default white)
     white           0            ..F.A......
     pink            1            ..F.A......
     brown           2            ..F.A......
     blue            3            ..F.A......
     violet          4            ..F.A......
     velvet          5            ..F.A......
  seed              <int64>      ..F.A...... set random seed (from -1 to UINT32_MAX) (default -1)
  s                 <int64>      ..F.A...... set random seed (from -1 to UINT32_MAX) (default -1)
  nb_samples        <int>        ..F.A...... set the number of samples per requested frame (from 1 to INT_MAX) (default 1024)
  n                 <int>        ..F.A...... set the number of samples per requested frame (from 1 to INT_MAX) (default 1024)

anullsrc AVOptions:
  channel_layout    <string>     ..F.A...... set channel_layout (default "stereo")
  cl                <string>     ..F.A...... set channel_layout (default "stereo")
  sample_rate       <string>     ..F.A...... set sample rate (default "44100")
  r                 <string>     ..F.A...... set sample rate (default "44100")
  nb_samples        <int>        ..F.A...... set the number of samples per requested frame (from 1 to 65535) (default 1024)
  n                 <int>        ..F.A...... set the number of samples per requested frame (from 1 to 65535) (default 1024)
  duration          <duration>   ..F.A...... set the audio duration (default -0.000001)
  d                 <duration>   ..F.A...... set the audio duration (default -0.000001)

hilbert AVOptions:
  sample_rate       <int>        ..F.A...... set sample rate (from 1 to INT_MAX) (default 44100)
  r                 <int>        ..F.A...... set sample rate (from 1 to INT_MAX) (default 44100)
  taps              <int>        ..F.A...... set number of taps (from 11 to 65535) (default 22051)
  t                 <int>        ..F.A...... set number of taps (from 11 to 65535) (default 22051)
  nb_samples        <int>        ..F.A...... set the number of samples per requested frame (from 1 to INT_MAX) (default 1024)
  n                 <int>        ..F.A...... set the number of samples per requested frame (from 1 to INT_MAX) (default 1024)
  win_func          <int>        ..F.A...... set window function (from 0 to 19) (default blackman)
     rect            0            ..F.A...... Rectangular
     bartlett        4            ..F.A...... Bartlett
     hanning         1            ..F.A...... Hanning
     hamming         2            ..F.A...... Hamming
     blackman        3            ..F.A...... Blackman
     welch           5            ..F.A...... Welch
     flattop         6            ..F.A...... Flat-top
     bharris         7            ..F.A...... Blackman-Harris
     bnuttall        8            ..F.A...... Blackman-Nuttall
     bhann           11           ..F.A...... Bartlett-Hann
     sine            9            ..F.A...... Sine
     nuttall         10           ..F.A...... Nuttall
     lanczos         12           ..F.A...... Lanczos
     gauss           13           ..F.A...... Gauss
     tukey           14           ..F.A...... Tukey
     dolph           15           ..F.A...... Dolph-Chebyshev
     cauchy          16           ..F.A...... Cauchy
     parzen          17           ..F.A...... Parzen
     poisson         18           ..F.A...... Poisson
     bohman          19           ..F.A...... Bohman
  w                 <int>        ..F.A...... set window function (from 0 to 19) (default blackman)
     rect            0            ..F.A...... Rectangular
     bartlett        4            ..F.A...... Bartlett
     hanning         1            ..F.A...... Hanning
     hamming         2            ..F.A...... Hamming
     blackman        3            ..F.A...... Blackman
     welch           5            ..F.A...... Welch
     flattop         6            ..F.A...... Flat-top
     bharris         7            ..F.A...... Blackman-Harris
     bnuttall        8            ..F.A...... Blackman-Nuttall
     bhann           11           ..F.A...... Bartlett-Hann
     sine            9            ..F.A...... Sine
     nuttall         10           ..F.A...... Nuttall
     lanczos         12           ..F.A...... Lanczos
     gauss           13           ..F.A...... Gauss
     tukey           14           ..F.A...... Tukey
     dolph           15           ..F.A...... Dolph-Chebyshev
     cauchy          16           ..F.A...... Cauchy
     parzen          17           ..F.A...... Parzen
     poisson         18           ..F.A...... Poisson
     bohman          19           ..F.A...... Bohman

sinc AVOptions:
  sample_rate       <int>        ..F.A...... set sample rate (from 1 to INT_MAX) (default 44100)
  r                 <int>        ..F.A...... set sample rate (from 1 to INT_MAX) (default 44100)
  nb_samples        <int>        ..F.A...... set the number of samples per requested frame (from 1 to INT_MAX) (default 1024)
  n                 <int>        ..F.A...... set the number of samples per requested frame (from 1 to INT_MAX) (default 1024)
  hp                <float>      ..F.A...... set high-pass filter frequency (from 0 to INT_MAX) (default 0)
  lp                <float>      ..F.A...... set low-pass filter frequency (from 0 to INT_MAX) (default 0)
  phase             <float>      ..F.A...... set filter phase response (from 0 to 100) (default 50)
  beta              <float>      ..F.A...... set kaiser window beta (from -1 to 256) (default -1)
  att               <float>      ..F.A...... set stop-band attenuation (from 40 to 180) (default 120)
  round             <boolean>    ..F.A...... enable rounding (default false)
  hptaps            <int>        ..F.A...... set number of taps for high-pass filter (from 0 to 32768) (default 0)
  lptaps            <int>        ..F.A...... set number of taps for low-pass filter (from 0 to 32768) (default 0)

sine AVOptions:
  frequency         <double>     ..F.A...... set the sine frequency (from 0 to DBL_MAX) (default 440)
  f                 <double>     ..F.A...... set the sine frequency (from 0 to DBL_MAX) (default 440)
  beep_factor       <double>     ..F.A...... set the beep frequency factor (from 0 to DBL_MAX) (default 0)
  b                 <double>     ..F.A...... set the beep frequency factor (from 0 to DBL_MAX) (default 0)
  sample_rate       <int>        ..F.A...... set the sample rate (from 1 to INT_MAX) (default 44100)
  r                 <int>        ..F.A...... set the sample rate (from 1 to INT_MAX) (default 44100)
  duration          <duration>   ..F.A...... set the audio duration (default 0)
  d                 <duration>   ..F.A...... set the audio duration (default 0)
  samples_per_frame <string>     ..F.A...... set the number of samples per frame (default "1024")

addroi AVOptions:
  x                 <string>     ..FV....... Region distance from left edge of frame. (default "0")
  y                 <string>     ..FV....... Region distance from top edge of frame. (default "0")
  w                 <string>     ..FV....... Region width. (default "0")
  h                 <string>     ..FV....... Region height. (default "0")
  qoffset           <rational>   ..FV....... Quantisation offset to apply in the region. (from -1 to 1) (default -1/10)
  clear             <boolean>    ..FV....... Remove any existing regions of interest before adding the new one. (default false)

alphamerge AVOptions:

framesync AVOptions:
  eof_action        <int>        ..FV....... Action to take when encountering EOF from secondary input  (from 0 to 2) (default repeat)
     repeat          0            ..FV....... Repeat the previous frame.
     endall          1            ..FV....... End both streams.
     pass            2            ..FV....... Pass through the main input.
  shortest          <boolean>    ..FV....... force termination when the shortest input terminates (default false)
  repeatlast        <boolean>    ..FV....... extend last frame of secondary streams beyond EOF (default true)

amplify AVOptions:
  radius            <int>        ..FV....... set radius (from 1 to 63) (default 2)
  factor            <float>      ..FV.....T. set factor (from 0 to 65535) (default 2)
  threshold         <float>      ..FV.....T. set threshold (from 0 to 65535) (default 10)
  tolerance         <float>      ..FV.....T. set tolerance (from 0 to 65535) (default 0)
  low               <int>        ..FV.....T. set low limit for amplification (from 0 to 65535) (default 65535)
  high              <int>        ..FV.....T. set high limit for amplification (from 0 to 65535) (default 65535)
  planes            <flags>      ..FV.....T. set what planes to filter (default 7)

ass AVOptions:
  filename          <string>     ..FV....... set the filename of file to read
  f                 <string>     ..FV....... set the filename of file to read
  original_size     <image_size> ..FV....... set the size of the original video (used to scale fonts)
  fontsdir          <string>     ..FV....... set the directory containing the fonts to read
  alpha             <boolean>    ..FV....... enable processing of alpha channel (default false)
  shaping           <int>        ..FV....... set shaping engine (from -1 to 1) (default auto)
     auto            -1           ..FV.......
     simple          0            ..FV....... simple shaping
     complex         1            ..FV....... complex shaping

atadenoise AVOptions:
  0a                <float>      ..FV.....T. set threshold A for 1st plane (from 0 to 0.3) (default 0.02)
  0b                <float>      ..FV.....T. set threshold B for 1st plane (from 0 to 5) (default 0.04)
  1a                <float>      ..FV.....T. set threshold A for 2nd plane (from 0 to 0.3) (default 0.02)
  1b                <float>      ..FV.....T. set threshold B for 2nd plane (from 0 to 5) (default 0.04)
  2a                <float>      ..FV.....T. set threshold A for 3rd plane (from 0 to 0.3) (default 0.02)
  2b                <float>      ..FV.....T. set threshold B for 3rd plane (from 0 to 5) (default 0.04)
  s                 <int>        ..FV....... set how many frames to use (from 5 to 129) (default 9)
  p                 <flags>      ..FV.....T. set what planes to filter (default 7)
  a                 <int>        ..FV.....T. set variant of algorithm (from 0 to 1) (default p)
     p               0            ..FV.....T. parallel
     s               1            ..FV.....T. serial
  0s                <float>      ..FV.....T. set sigma for 1st plane (from 0 to 32767) (default 32767)
  1s                <float>      ..FV.....T. set sigma for 2nd plane (from 0 to 32767) (default 32767)
  2s                <float>      ..FV.....T. set sigma for 3rd plane (from 0 to 32767) (default 32767)

avgblur AVOptions:
  sizeX             <int>        ..FV.....T. set horizontal size (from 1 to 1024) (default 1)
  planes            <int>        ..FV.....T. set planes to filter (from 0 to 15) (default 15)
  sizeY             <int>        ..FV.....T. set vertical size (from 0 to 1024) (default 0)

bbox AVOptions:
  min_val           <int>        ..FV.....T. set minimum luminance value for bounding box (from 0 to 65535) (default 16)

bench AVOptions:
  action            <int>        ..FV....... set action (from 0 to 1) (default start)
     start           0            ..FV....... start timer
     stop            1            ..FV....... stop timer

bilateral AVOptions:
  sigmaS            <float>      ..FV.....T. set spatial sigma (from 0 to 512) (default 0.1)
  sigmaR            <float>      ..FV.....T. set range sigma (from 0 to 1) (default 0.1)
  planes            <int>        ..FV.....T. set planes to filter (from 0 to 15) (default 1)

bitplanenoise AVOptions:
  bitplane          <int>        ..FV....... set bit plane to use for measuring noise (from 1 to 16) (default 1)
  filter            <boolean>    ..FV....... show noisy pixels (default false)

blackdetect AVOptions:
  d                 <double>     ..FV....... set minimum detected black duration in seconds (from 0 to DBL_MAX) (default 2)
  black_min_duration <double>     ..FV....... set minimum detected black duration in seconds (from 0 to DBL_MAX) (default 2)
  picture_black_ratio_th <double>     ..FV....... set the picture black ratio threshold (from 0 to 1) (default 0.98)
  pic_th            <double>     ..FV....... set the picture black ratio threshold (from 0 to 1) (default 0.98)
  pixel_black_th    <double>     ..FV....... set the pixel black threshold (from 0 to 1) (default 0.1)
  pix_th            <double>     ..FV....... set the pixel black threshold (from 0 to 1) (default 0.1)

blackframe AVOptions:
  amount            <int>        ..FV....... percentage of the pixels that have to be below the threshold for the frame to be considered black (from 0 to 100) (default 98)
  threshold         <int>        ..FV....... threshold below which a pixel value is considered black (from 0 to 255) (default 32)
  thresh            <int>        ..FV....... threshold below which a pixel value is considered black (from 0 to 255) (default 32)

blend AVOptions:
  c0_mode           <int>        ..FV.....T. set component #0 blend mode (from 0 to 32) (default normal)
     addition        1            ..FV.....T. 
     addition128     28           ..FV.....T. 
     grainmerge      28           ..FV.....T. 
     and             2            ..FV.....T. 
     average         3            ..FV.....T. 
     burn            4            ..FV.....T. 
     darken          5            ..FV.....T. 
     difference      6            ..FV.....T. 
     difference128   7            ..FV.....T. 
     grainextract    7            ..FV.....T. 
     divide          8            ..FV.....T. 
     dodge           9            ..FV.....T. 
     exclusion       10           ..FV.....T. 
     extremity       32           ..FV.....T. 
     freeze          31           ..FV.....T. 
     glow            27           ..FV.....T. 
     hardlight       11           ..FV.....T. 
     hardmix         25           ..FV.....T. 
     heat            30           ..FV.....T. 
     lighten         12           ..FV.....T. 
     linearlight     26           ..FV.....T. 
     multiply        13           ..FV.....T. 
     multiply128     29           ..FV.....T. 
     negation        14           ..FV.....T. 
     normal          0            ..FV.....T. 
     or              15           ..FV.....T. 
     overlay         16           ..FV.....T. 
     phoenix         17           ..FV.....T. 
     pinlight        18           ..FV.....T. 
     reflect         19           ..FV.....T. 
     screen          20           ..FV.....T. 
     softlight       21           ..FV.....T. 
     subtract        22           ..FV.....T. 
     vividlight      23           ..FV.....T. 
     xor             24           ..FV.....T. 
  c1_mode           <int>        ..FV.....T. set component #1 blend mode (from 0 to 32) (default normal)
     addition        1            ..FV.....T. 
     addition128     28           ..FV.....T. 
     grainmerge      28           ..FV.....T. 
     and             2            ..FV.....T. 
     average         3            ..FV.....T. 
     burn            4            ..FV.....T. 
     darken          5            ..FV.....T. 
     difference      6            ..FV.....T. 
     difference128   7            ..FV.....T. 
     grainextract    7            ..FV.....T. 
     divide          8            ..FV.....T. 
     dodge           9            ..FV.....T. 
     exclusion       10           ..FV.....T. 
     extremity       32           ..FV.....T. 
     freeze          31           ..FV.....T. 
     glow            27           ..FV.....T. 
     hardlight       11           ..FV.....T. 
     hardmix         25           ..FV.....T. 
     heat            30           ..FV.....T. 
     lighten         12           ..FV.....T. 
     linearlight     26           ..FV.....T. 
     multiply        13           ..FV.....T. 
     multiply128     29           ..FV.....T. 
     negation        14           ..FV.....T. 
     normal          0            ..FV.....T. 
     or              15           ..FV.....T. 
     overlay         16           ..FV.....T. 
     phoenix         17           ..FV.....T. 
     pinlight        18           ..FV.....T. 
     reflect         19           ..FV.....T. 
     screen          20           ..FV.....T. 
     softlight       21           ..FV.....T. 
     subtract        22           ..FV.....T. 
     vividlight      23           ..FV.....T. 
     xor             24           ..FV.....T. 
  c2_mode           <int>        ..FV.....T. set component #2 blend mode (from 0 to 32) (default normal)
     addition        1            ..FV.....T. 
     addition128     28           ..FV.....T. 
     grainmerge      28           ..FV.....T. 
     and             2            ..FV.....T. 
     average         3            ..FV.....T. 
     burn            4            ..FV.....T. 
     darken          5            ..FV.....T. 
     difference      6            ..FV.....T. 
     difference128   7            ..FV.....T. 
     grainextract    7            ..FV.....T. 
     divide          8            ..FV.....T. 
     dodge           9            ..FV.....T. 
     exclusion       10           ..FV.....T. 
     extremity       32           ..FV.....T. 
     freeze          31           ..FV.....T. 
     glow            27           ..FV.....T. 
     hardlight       11           ..FV.....T. 
     hardmix         25           ..FV.....T. 
     heat            30           ..FV.....T. 
     lighten         12           ..FV.....T. 
     linearlight     26           ..FV.....T. 
     multiply        13           ..FV.....T. 
     multiply128     29           ..FV.....T. 
     negation        14           ..FV.....T. 
     normal          0            ..FV.....T. 
     or              15           ..FV.....T. 
     overlay         16           ..FV.....T. 
     phoenix         17           ..FV.....T. 
     pinlight        18           ..FV.....T. 
     reflect         19           ..FV.....T. 
     screen          20           ..FV.....T. 
     softlight       21           ..FV.....T. 
     subtract        22           ..FV.....T. 
     vividlight      23           ..FV.....T. 
     xor             24           ..FV.....T. 
  c3_mode           <int>        ..FV.....T. set component #3 blend mode (from 0 to 32) (default normal)
     addition        1            ..FV.....T. 
     addition128     28           ..FV.....T. 
     grainmerge      28           ..FV.....T. 
     and             2            ..FV.....T. 
     average         3            ..FV.....T. 
     burn            4            ..FV.....T. 
     darken          5            ..FV.....T. 
     difference      6            ..FV.....T. 
     difference128   7            ..FV.....T. 
     grainextract    7            ..FV.....T. 
     divide          8            ..FV.....T. 
     dodge           9            ..FV.....T. 
     exclusion       10           ..FV.....T. 
     extremity       32           ..FV.....T. 
     freeze          31           ..FV.....T. 
     glow            27           ..FV.....T. 
     hardlight       11           ..FV.....T. 
     hardmix         25           ..FV.....T. 
     heat            30           ..FV.....T. 
     lighten         12           ..FV.....T. 
     linearlight     26           ..FV.....T. 
     multiply        13           ..FV.....T. 
     multiply128     29           ..FV.....T. 
     negation        14           ..FV.....T. 
     normal          0            ..FV.....T. 
     or              15           ..FV.....T. 
     overlay         16           ..FV.....T. 
     phoenix         17           ..FV.....T. 
     pinlight        18           ..FV.....T. 
     reflect         19           ..FV.....T. 
     screen          20           ..FV.....T. 
     softlight       21           ..FV.....T. 
     subtract        22           ..FV.....T. 
     vividlight      23           ..FV.....T. 
     xor             24           ..FV.....T. 
  all_mode          <int>        ..FV.....T. set blend mode for all components (from -1 to 32) (default -1)
     addition        1            ..FV.....T. 
     addition128     28           ..FV.....T. 
     grainmerge      28           ..FV.....T. 
     and             2            ..FV.....T. 
     average         3            ..FV.....T. 
     burn            4            ..FV.....T. 
     darken          5            ..FV.....T. 
     difference      6            ..FV.....T. 
     difference128   7            ..FV.....T. 
     grainextract    7            ..FV.....T. 
     divide          8            ..FV.....T. 
     dodge           9            ..FV.....T. 
     exclusion       10           ..FV.....T. 
     extremity       32           ..FV.....T. 
     freeze          31           ..FV.....T. 
     glow            27           ..FV.....T. 
     hardlight       11           ..FV.....T. 
     hardmix         25           ..FV.....T. 
     heat            30           ..FV.....T. 
     lighten         12           ..FV.....T. 
     linearlight     26           ..FV.....T. 
     multiply        13           ..FV.....T. 
     multiply128     29           ..FV.....T. 
     negation        14           ..FV.....T. 
     normal          0            ..FV.....T. 
     or              15           ..FV.....T. 
     overlay         16           ..FV.....T. 
     phoenix         17           ..FV.....T. 
     pinlight        18           ..FV.....T. 
     reflect         19           ..FV.....T. 
     screen          20           ..FV.....T. 
     softlight       21           ..FV.....T. 
     subtract        22           ..FV.....T. 
     vividlight      23           ..FV.....T. 
     xor             24           ..FV.....T. 
  c0_expr           <string>     ..FV.....T. set color component #0 expression
  c1_expr           <string>     ..FV.....T. set color component #1 expression
  c2_expr           <string>     ..FV.....T. set color component #2 expression
  c3_expr           <string>     ..FV.....T. set color component #3 expression
  all_expr          <string>     ..FV.....T. set expression for all color components
  c0_opacity        <double>     ..FV.....T. set color component #0 opacity (from 0 to 1) (default 1)
  c1_opacity        <double>     ..FV.....T. set color component #1 opacity (from 0 to 1) (default 1)
  c2_opacity        <double>     ..FV.....T. set color component #2 opacity (from 0 to 1) (default 1)
  c3_opacity        <double>     ..FV.....T. set color component #3 opacity (from 0 to 1) (default 1)
  all_opacity       <double>     ..FV.....T. set opacity for all color components (from 0 to 1) (default 1)

framesync AVOptions:
  eof_action        <int>        ..FV....... Action to take when encountering EOF from secondary input  (from 0 to 2) (default repeat)
     repeat          0            ..FV....... Repeat the previous frame.
     endall          1            ..FV....... End both streams.
     pass            2            ..FV....... Pass through the main input.
  shortest          <boolean>    ..FV....... force termination when the shortest input terminates (default false)
  repeatlast        <boolean>    ..FV....... extend last frame of secondary streams beyond EOF (default true)

bm3d AVOptions:
  sigma             <float>      ..FV....... set denoising strength (from 0 to 99999.9) (default 1)
  block             <int>        ..FV....... set log2(size) of local patch (from 4 to 6) (default 4)
  bstep             <int>        ..FV....... set sliding step for processing blocks (from 1 to 64) (default 4)
  group             <int>        ..FV....... set maximal number of similar blocks (from 1 to 256) (default 1)
  range             <int>        ..FV....... set block matching range (from 1 to INT_MAX) (default 9)
  mstep             <int>        ..FV....... set step for block matching (from 1 to 64) (default 1)
  thmse             <float>      ..FV....... set threshold of mean square error for block matching (from 0 to INT_MAX) (default 0)
  hdthr             <float>      ..FV....... set hard threshold for 3D transfer domain (from 0 to INT_MAX) (default 2.7)
  estim             <int>        ..FV....... set filtering estimation mode (from 0 to 1) (default basic)
     basic           0            ..FV....... basic estimate
     final           1            ..FV....... final estimate
  ref               <boolean>    ..FV....... have reference stream (default false)
  planes            <int>        ..FV....... set planes to filter (from 0 to 15) (default 7)

boxblur AVOptions:
  luma_radius       <string>     ..FV....... Radius of the luma blurring box (default "2")
  lr                <string>     ..FV....... Radius of the luma blurring box (default "2")
  luma_power        <int>        ..FV....... How many times should the boxblur be applied to luma (from 0 to INT_MAX) (default 2)
  lp                <int>        ..FV....... How many times should the boxblur be applied to luma (from 0 to INT_MAX) (default 2)
  chroma_radius     <string>     ..FV....... Radius of the chroma blurring box
  cr                <string>     ..FV....... Radius of the chroma blurring box
  chroma_power      <int>        ..FV....... How many times should the boxblur be applied to chroma (from -1 to INT_MAX) (default -1)
  cp                <int>        ..FV....... How many times should the boxblur be applied to chroma (from -1 to INT_MAX) (default -1)
  alpha_radius      <string>     ..FV....... Radius of the alpha blurring box
  ar                <string>     ..FV....... Radius of the alpha blurring box
  alpha_power       <int>        ..FV....... How many times should the boxblur be applied to alpha (from -1 to INT_MAX) (default -1)
  ap                <int>        ..FV....... How many times should the boxblur be applied to alpha (from -1 to INT_MAX) (default -1)

bwdif AVOptions:
  mode              <int>        ..FV....... specify the interlacing mode (from 0 to 1) (default send_field)
     send_frame      0            ..FV....... send one frame for each frame
     send_field      1            ..FV....... send one frame for each field
  parity            <int>        ..FV....... specify the assumed picture field parity (from -1 to 1) (default auto)
     tff             0            ..FV....... assume top field first
     bff             1            ..FV....... assume bottom field first
     auto            -1           ..FV....... auto detect parity
  deint             <int>        ..FV....... specify which frames to deinterlace (from 0 to 1) (default all)
     all             0            ..FV....... deinterlace all frames
     interlaced      1            ..FV....... only deinterlace frames marked as interlaced

cas AVOptions:
  strength          <float>      ..FV.....T. set the sharpening strength (from 0 to 1) (default 0)
  planes            <flags>      ..FV.....T. set what planes to filter (default 7)

chromahold AVOptions:
  color             <color>      ..FV.....T. set the chromahold key color (default "black")
  similarity        <float>      ..FV.....T. set the chromahold similarity value (from 0.01 to 1) (default 0.01)
  blend             <float>      ..FV.....T. set the chromahold blend value (from 0 to 1) (default 0)
  yuv               <boolean>    ..FV.....T. color parameter is in yuv instead of rgb (default false)

chromakey AVOptions:
  color             <color>      ..FV.....T. set the chromakey key color (default "black")
  similarity        <float>      ..FV.....T. set the chromakey similarity value (from 0.01 to 1) (default 0.01)
  blend             <float>      ..FV.....T. set the chromakey key blend value (from 0 to 1) (default 0)
  yuv               <boolean>    ..FV.....T. color parameter is in yuv instead of rgb (default false)

chromanr AVOptions:
  thres             <float>      ..FV.....T. set y+u+v threshold (from 1 to 200) (default 30)
  sizew             <int>        ..FV.....T. set horizontal size (from 1 to 100) (default 5)
  sizeh             <int>        ..FV.....T. set vertical size (from 1 to 100) (default 5)
  stepw             <int>        ..FV.....T. set horizontal step (from 1 to 50) (default 1)
  steph             <int>        ..FV.....T. set vertical step (from 1 to 50) (default 1)
  threy             <float>      ..FV.....T. set y threshold (from 1 to 200) (default 200)
  threu             <float>      ..FV.....T. set u threshold (from 1 to 200) (default 200)
  threv             <float>      ..FV.....T. set v threshold (from 1 to 200) (default 200)

chromashift AVOptions:
  cbh               <int>        ..FV.....T. shift chroma-blue horizontally (from -255 to 255) (default 0)
  cbv               <int>        ..FV.....T. shift chroma-blue vertically (from -255 to 255) (default 0)
  crh               <int>        ..FV.....T. shift chroma-red horizontally (from -255 to 255) (default 0)
  crv               <int>        ..FV.....T. shift chroma-red vertically (from -255 to 255) (default 0)
  edge              <int>        ..FV.....T. set edge operation (from 0 to 1) (default smear)
     smear           0            ..FV.....T.
     wrap            1            ..FV.....T.

ciescope AVOptions:
  system            <int>        ..FV....... set color system (from 0 to 9) (default hdtv)
     ntsc            0            ..FV....... NTSC 1953 Y'I'O' (ITU-R BT.470 System M)
     470m            0            ..FV....... NTSC 1953 Y'I'O' (ITU-R BT.470 System M)
     ebu             1            ..FV....... EBU Y'U'V' (PAL/SECAM) (ITU-R BT.470 System B, G)
     470bg           1            ..FV....... EBU Y'U'V' (PAL/SECAM) (ITU-R BT.470 System B, G)
     smpte           2            ..FV....... SMPTE-C RGB
     240m            3            ..FV....... SMPTE-240M Y'PbPr
     apple           4            ..FV....... Apple RGB
     widergb         5            ..FV....... Adobe Wide Gamut RGB
     cie1931         6            ..FV....... CIE 1931 RGB
     hdtv            7            ..FV....... ITU.BT-709 Y'CbCr
     rec709          7            ..FV....... ITU.BT-709 Y'CbCr
     uhdtv           8            ..FV....... ITU-R.BT-2020
     rec2020         8            ..FV....... ITU-R.BT-2020
     dcip3           9            ..FV....... DCI-P3
  cie               <int>        ..FV....... set cie system (from 0 to 2) (default xyy)
     xyy             0            ..FV....... CIE 1931 xyY
     ucs             1            ..FV....... CIE 1960 UCS
     luv             2            ..FV....... CIE 1976 Luv
  gamuts            <flags>      ..FV....... set what gamuts to draw (default 0)
     ntsc                         ..FV.......
     470m                         ..FV.......
     ebu                          ..FV.......
     470bg                        ..FV.......
     smpte                        ..FV.......
     240m                         ..FV.......
     apple                        ..FV.......
     widergb                      ..FV.......
     cie1931                      ..FV.......
     hdtv                         ..FV.......
     rec709                       ..FV.......
     uhdtv                        ..FV.......
     rec2020                      ..FV.......
     dcip3                        ..FV.......
  size              <int>        ..FV....... set ciescope size (from 256 to 8192) (default 512)
  s                 <int>        ..FV....... set ciescope size (from 256 to 8192) (default 512)
  intensity         <float>      ..FV....... set ciescope intensity (from 0 to 1) (default 0.001)
  i                 <float>      ..FV....... set ciescope intensity (from 0 to 1) (default 0.001)
  contrast          <float>      ..FV....... (from 0 to 1) (default 0.75)
  corrgamma         <boolean>    ..FV....... (default true)
  showwhite         <boolean>    ..FV....... (default false)
  gamma             <double>     ..FV....... (from 0.1 to 6) (default 2.6)

codecview AVOptions:
  mv                <flags>      ..FV....... set motion vectors to visualize (default 0)
     pf                           ..FV....... forward predicted MVs of P-frames
     bf                           ..FV....... forward predicted MVs of B-frames
     bb                           ..FV....... backward predicted MVs of B-frames
  qp                <boolean>    ..FV....... (default false)
  mv_type           <flags>      ..FV....... set motion vectors type (default 0)
     fp                           ..FV....... forward predicted MVs
     bp                           ..FV....... backward predicted MVs
  mvt               <flags>      ..FV....... set motion vectors type (default 0)
     fp                           ..FV....... forward predicted MVs
     bp                           ..FV....... backward predicted MVs
  frame_type        <flags>      ..FV....... set frame types to visualize motion vectors of (default 0)
     if                           ..FV....... I-frames
     pf                           ..FV....... P-frames
     bf                           ..FV....... B-frames
  ft                <flags>      ..FV....... set frame types to visualize motion vectors of (default 0)
     if                           ..FV....... I-frames
     pf                           ..FV....... P-frames
     bf                           ..FV....... B-frames

colorbalance AVOptions:
  rs                <float>      ..FV.....T. set red shadows (from -1 to 1) (default 0)
  gs                <float>      ..FV.....T. set green shadows (from -1 to 1) (default 0)
  bs                <float>      ..FV.....T. set blue shadows (from -1 to 1) (default 0)
  rm                <float>      ..FV.....T. set red midtones (from -1 to 1) (default 0)
  gm                <float>      ..FV.....T. set green midtones (from -1 to 1) (default 0)
  bm                <float>      ..FV.....T. set blue midtones (from -1 to 1) (default 0)
  rh                <float>      ..FV.....T. set red highlights (from -1 to 1) (default 0)
  gh                <float>      ..FV.....T. set green highlights (from -1 to 1) (default 0)
  bh                <float>      ..FV.....T. set blue highlights (from -1 to 1) (default 0)
  pl                <boolean>    ..FV.....T. preserve lightness (default false)

colorchannelmixer AVOptions:
  rr                <double>     ..FV.....T. set the red gain for the red channel (from -2 to 2) (default 1)
  rg                <double>     ..FV.....T. set the green gain for the red channel (from -2 to 2) (default 0)
  rb                <double>     ..FV.....T. set the blue gain for the red channel (from -2 to 2) (default 0)
  ra                <double>     ..FV.....T. set the alpha gain for the red channel (from -2 to 2) (default 0)
  gr                <double>     ..FV.....T. set the red gain for the green channel (from -2 to 2) (default 0)
  gg                <double>     ..FV.....T. set the green gain for the green channel (from -2 to 2) (default 1)
  gb                <double>     ..FV.....T. set the blue gain for the green channel (from -2 to 2) (default 0)
  ga                <double>     ..FV.....T. set the alpha gain for the green channel (from -2 to 2) (default 0)
  br                <double>     ..FV.....T. set the red gain for the blue channel (from -2 to 2) (default 0)
  bg                <double>     ..FV.....T. set the green gain for the blue channel (from -2 to 2) (default 0)
  bb                <double>     ..FV.....T. set the blue gain for the blue channel (from -2 to 2) (default 1)
  ba                <double>     ..FV.....T. set the alpha gain for the blue channel (from -2 to 2) (default 0)
  ar                <double>     ..FV.....T. set the red gain for the alpha channel (from -2 to 2) (default 0)
  ag                <double>     ..FV.....T. set the green gain for the alpha channel (from -2 to 2) (default 0)
  ab                <double>     ..FV.....T. set the blue gain for the alpha channel (from -2 to 2) (default 0)
  aa                <double>     ..FV.....T. set the alpha gain for the alpha channel (from -2 to 2) (default 1)
  pl                <double>     ..FV.....T. preserve lightness (from 0 to 1) (default 0)

colorcontrast AVOptions:
  rc                <float>      ..FV.....T. set the red-cyan contrast (from -1 to 1) (default 0)
  gm                <float>      ..FV.....T. set the green-magenta contrast (from -1 to 1) (default 0)
  by                <float>      ..FV.....T. set the blue-yellow contrast (from -1 to 1) (default 0)
  rcw               <float>      ..FV.....T. set the red-cyan weight (from 0 to 1) (default 0)
  gmw               <float>      ..FV.....T. set the green-magenta weight (from 0 to 1) (default 0)
  byw               <float>      ..FV.....T. set the blue-yellow weight (from 0 to 1) (default 0)
  pl                <float>      ..FV.....T. set the amount of preserving lightness (from 0 to 1) (default 0)

colorcorrect AVOptions:
  rl                <float>      ..FV.....T. set the red shadow spot (from -1 to 1) (default 0)
  bl                <float>      ..FV.....T. set the blue shadow spot (from -1 to 1) (default 0)
  rh                <float>      ..FV.....T. set the red highlight spot (from -1 to 1) (default 0)
  bh                <float>      ..FV.....T. set the blue highlight spot (from -1 to 1) (default 0)
  saturation        <float>      ..FV.....T. set the amount of saturation (from -3 to 3) (default 1)

colorize AVOptions:
  hue               <float>      ..FV.....T. set the hue (from 0 to 360) (default 0)
  saturation        <float>      ..FV.....T. set the saturation (from 0 to 1) (default 0.5)
  lightness         <float>      ..FV.....T. set the lightness (from 0 to 1) (default 0.5)
  mix               <float>      ..FV.....T. set the mix of source lightness (from 0 to 1) (default 1)

colorkey AVOptions:
  color             <color>      ..FV.....T. set the colorkey key color (default "black")
  similarity        <float>      ..FV.....T. set the colorkey similarity value (from 0.01 to 1) (default 0.01)
  blend             <float>      ..FV.....T. set the colorkey key blend value (from 0 to 1) (default 0)

colorhold AVOptions:
  color             <color>      ..FV.....T. set the colorhold key color (default "black")
  similarity        <float>      ..FV.....T. set the colorhold similarity value (from 0.01 to 1) (default 0.01)
  blend             <float>      ..FV.....T. set the colorhold blend value (from 0 to 1) (default 0)

colorlevels AVOptions:
  rimin             <double>     ..FV.....T. set input red black point (from -1 to 1) (default 0)
  gimin             <double>     ..FV.....T. set input green black point (from -1 to 1) (default 0)
  bimin             <double>     ..FV.....T. set input blue black point (from -1 to 1) (default 0)
  aimin             <double>     ..FV.....T. set input alpha black point (from -1 to 1) (default 0)
  rimax             <double>     ..FV.....T. set input red white point (from -1 to 1) (default 1)
  gimax             <double>     ..FV.....T. set input green white point (from -1 to 1) (default 1)
  bimax             <double>     ..FV.....T. set input blue white point (from -1 to 1) (default 1)
  aimax             <double>     ..FV.....T. set input alpha white point (from -1 to 1) (default 1)
  romin             <double>     ..FV.....T. set output red black point (from 0 to 1) (default 0)
  gomin             <double>     ..FV.....T. set output green black point (from 0 to 1) (default 0)
  bomin             <double>     ..FV.....T. set output blue black point (from 0 to 1) (default 0)
  aomin             <double>     ..FV.....T. set output alpha black point (from 0 to 1) (default 0)
  romax             <double>     ..FV.....T. set output red white point (from 0 to 1) (default 1)
  gomax             <double>     ..FV.....T. set output green white point (from 0 to 1) (default 1)
  bomax             <double>     ..FV.....T. set output blue white point (from 0 to 1) (default 1)
  aomax             <double>     ..FV.....T. set output alpha white point (from 0 to 1) (default 1)

colormatrix AVOptions:
  src               <int>        ..FV....... set source color matrix (from -1 to 4) (default -1)
     bt709           0            ..FV....... set BT.709 colorspace
     fcc             1            ..FV....... set FCC colorspace   
     bt601           2            ..FV....... set BT.601 colorspace
     bt470           2            ..FV....... set BT.470 colorspace
     bt470bg         2            ..FV....... set BT.470 colorspace
     smpte170m       2            ..FV....... set SMTPE-170M colorspace
     smpte240m       3            ..FV....... set SMPTE-240M colorspace
     bt2020          4            ..FV....... set BT.2020 colorspace
  dst               <int>        ..FV....... set destination color matrix (from -1 to 4) (default -1)
     bt709           0            ..FV....... set BT.709 colorspace
     fcc             1            ..FV....... set FCC colorspace   
     bt601           2            ..FV....... set BT.601 colorspace
     bt470           2            ..FV....... set BT.470 colorspace
     bt470bg         2            ..FV....... set BT.470 colorspace
     smpte170m       2            ..FV....... set SMTPE-170M colorspace
     smpte240m       3            ..FV....... set SMPTE-240M colorspace
     bt2020          4            ..FV....... set BT.2020 colorspace

colorspace AVOptions:
  all               <int>        ..FV....... Set all color properties together (from 0 to 8) (default 0)
     bt470m          1            ..FV....... 
     bt470bg         2            ..FV....... 
     bt601-6-525     3            ..FV....... 
     bt601-6-625     4            ..FV....... 
     bt709           5            ..FV....... 
     smpte170m       6            ..FV....... 
     smpte240m       7            ..FV....... 
     bt2020          8            ..FV....... 
  space             <int>        ..FV....... Output colorspace (from 0 to 14) (default 2)
     bt709           1            ..FV....... 
     fcc             4            ..FV....... 
     bt470bg         5            ..FV....... 
     smpte170m       6            ..FV....... 
     smpte240m       7            ..FV....... 
     ycgco           8            ..FV....... 
     gbr             0            ..FV....... 
     bt2020nc        9            ..FV....... 
     bt2020ncl       9            ..FV....... 
  range             <int>        ..FV....... Output color range (from 0 to 2) (default 0)
     tv              1            ..FV....... 
     mpeg            1            ..FV....... 
     pc              2            ..FV....... 
     jpeg            2            ..FV....... 
  primaries         <int>        ..FV....... Output color primaries (from 0 to 22) (default 2)
     bt709           1            ..FV....... 
     bt470m          4            ..FV....... 
     bt470bg         5            ..FV....... 
     smpte170m       6            ..FV....... 
     smpte240m       7            ..FV....... 
     smpte428        10           ..FV....... 
     film            8            ..FV....... 
     smpte431        11           ..FV....... 
     smpte432        12           ..FV....... 
     bt2020          9            ..FV....... 
     jedec-p22       22           ..FV....... 
     ebu3213         22           ..FV....... 
  trc               <int>        ..FV....... Output transfer characteristics (from 0 to 18) (default 2)
     bt709           1            ..FV....... 
     bt470m          4            ..FV....... 
     gamma22         4            ..FV....... 
     bt470bg         5            ..FV....... 
     gamma28         5            ..FV....... 
     smpte170m       6            ..FV....... 
     smpte240m       7            ..FV....... 
     linear          8            ..FV....... 
     srgb            13           ..FV....... 
     iec61966-2-1    13           ..FV....... 
     xvycc           11           ..FV....... 
     iec61966-2-4    11           ..FV....... 
     bt2020-10       14           ..FV....... 
     bt2020-12       15           ..FV....... 
  format            <int>        ..FV....... Output pixel format (from -1 to 162) (default -1)
     yuv420p         0            ..FV....... 
     yuv420p10       62           ..FV....... 
     yuv420p12       123          ..FV....... 
     yuv422p         4            ..FV....... 
     yuv422p10       64           ..FV....... 
     yuv422p12       127          ..FV....... 
     yuv444p         5            ..FV....... 
     yuv444p10       68           ..FV....... 
     yuv444p12       131          ..FV....... 
  fast              <boolean>    ..FV....... Ignore primary chromaticity and gamma correction (default false)
  dither            <int>        ..FV....... Dithering mode (from 0 to 1) (default none)
     none            0            ..FV....... 
     fsb             1            ..FV....... 
  wpadapt           <int>        ..FV....... Whitepoint adaptation method (from 0 to 2) (default bradford)
     bradford        0            ..FV....... 
     vonkries        1            ..FV....... 
     identity        2            ..FV....... 
  iall              <int>        ..FV....... Set all input color properties together (from 0 to 8) (default 0)
     bt470m          1            ..FV....... 
     bt470bg         2            ..FV....... 
     bt601-6-525     3            ..FV....... 
     bt601-6-625     4            ..FV....... 
     bt709           5            ..FV....... 
     smpte170m       6            ..FV....... 
     smpte240m       7            ..FV....... 
     bt2020          8            ..FV....... 
  ispace            <int>        ..FV....... Input colorspace (from 0 to 22) (default 2)
     bt709           1            ..FV....... 
     fcc             4            ..FV....... 
     bt470bg         5            ..FV....... 
     smpte170m       6            ..FV....... 
     smpte240m       7            ..FV....... 
     ycgco           8            ..FV....... 
     gbr             0            ..FV....... 
     bt2020nc        9            ..FV....... 
     bt2020ncl       9            ..FV....... 
  irange            <int>        ..FV....... Input color range (from 0 to 2) (default 0)
     tv              1            ..FV....... 
     mpeg            1            ..FV....... 
     pc              2            ..FV....... 
     jpeg            2            ..FV....... 
  iprimaries        <int>        ..FV....... Input color primaries (from 0 to 22) (default 2)
     bt709           1            ..FV....... 
     bt470m          4            ..FV....... 
     bt470bg         5            ..FV....... 
     smpte170m       6            ..FV....... 
     smpte240m       7            ..FV....... 
     smpte428        10           ..FV....... 
     film            8            ..FV....... 
     smpte431        11           ..FV....... 
     smpte432        12           ..FV....... 
     bt2020          9            ..FV....... 
     jedec-p22       22           ..FV....... 
     ebu3213         22           ..FV....... 
  itrc              <int>        ..FV....... Input transfer characteristics (from 0 to 18) (default 2)
     bt709           1            ..FV....... 
     bt470m          4            ..FV....... 
     gamma22         4            ..FV....... 
     bt470bg         5            ..FV....... 
     gamma28         5            ..FV....... 
     smpte170m       6            ..FV....... 
     smpte240m       7            ..FV....... 
     linear          8            ..FV....... 
     srgb            13           ..FV....... 
     iec61966-2-1    13           ..FV....... 
     xvycc           11           ..FV....... 
     iec61966-2-4    11           ..FV....... 
     bt2020-10       14           ..FV....... 
     bt2020-12       15           ..FV....... 

colortemperature AVOptions:
  temperature       <float>      ..FV.....T. set the temperature in Kelvin (from 1000 to 40000) (default 6500)
  mix               <float>      ..FV.....T. set the mix with filtered output (from 0 to 1) (default 1)
  pl                <float>      ..FV.....T. set the amount of preserving lightness (from 0 to 1) (default 0)

convolution AVOptions:
  0m                <string>     ..FV.....T. set matrix for 1st plane (default "0 0 0 0 1 0 0 0 0")
  1m                <string>     ..FV.....T. set matrix for 2nd plane (default "0 0 0 0 1 0 0 0 0")
  2m                <string>     ..FV.....T. set matrix for 3rd plane (default "0 0 0 0 1 0 0 0 0")
  3m                <string>     ..FV.....T. set matrix for 4th plane (default "0 0 0 0 1 0 0 0 0")
  0rdiv             <float>      ..FV.....T. set rdiv for 1st plane (from 0 to INT_MAX) (default 0)
  1rdiv             <float>      ..FV.....T. set rdiv for 2nd plane (from 0 to INT_MAX) (default 0)
  2rdiv             <float>      ..FV.....T. set rdiv for 3rd plane (from 0 to INT_MAX) (default 0)
  3rdiv             <float>      ..FV.....T. set rdiv for 4th plane (from 0 to INT_MAX) (default 0)
  0bias             <float>      ..FV.....T. set bias for 1st plane (from 0 to INT_MAX) (default 0)
  1bias             <float>      ..FV.....T. set bias for 2nd plane (from 0 to INT_MAX) (default 0)
  2bias             <float>      ..FV.....T. set bias for 3rd plane (from 0 to INT_MAX) (default 0)
  3bias             <float>      ..FV.....T. set bias for 4th plane (from 0 to INT_MAX) (default 0)
  0mode             <int>        ..FV.....T. set matrix mode for 1st plane (from 0 to 2) (default square)
     square          0            ..FV.....T. square matrix
     row             1            ..FV.....T. single row matrix
     column          2            ..FV.....T. single column matrix
  1mode             <int>        ..FV.....T. set matrix mode for 2nd plane (from 0 to 2) (default square)
     square          0            ..FV.....T. square matrix
     row             1            ..FV.....T. single row matrix
     column          2            ..FV.....T. single column matrix
  2mode             <int>        ..FV.....T. set matrix mode for 3rd plane (from 0 to 2) (default square)
     square          0            ..FV.....T. square matrix
     row             1            ..FV.....T. single row matrix
     column          2            ..FV.....T. single column matrix
  3mode             <int>        ..FV.....T. set matrix mode for 4th plane (from 0 to 2) (default square)
     square          0            ..FV.....T. square matrix
     row             1            ..FV.....T. single row matrix
     column          2            ..FV.....T. single column matrix

convolve AVOptions:
  planes            <int>        ..FV....... set planes to convolve (from 0 to 15) (default 7)
  impulse           <int>        ..FV....... when to process impulses (from 0 to 1) (default all)
     first           0            ..FV....... process only first impulse, ignore rest
     all             1            ..FV....... process all impulses
  noise             <float>      ..FV....... set noise (from 0 to 1) (default 1e-07)

framesync AVOptions:
  eof_action        <int>        ..FV....... Action to take when encountering EOF from secondary input  (from 0 to 2) (default repeat)
     repeat          0            ..FV....... Repeat the previous frame.
     endall          1            ..FV....... End both streams.
     pass            2            ..FV....... Pass through the main input.
  shortest          <boolean>    ..FV....... force termination when the shortest input terminates (default false)
  repeatlast        <boolean>    ..FV....... extend last frame of secondary streams beyond EOF (default true)

cover_rect AVOptions:
  cover             <string>     ..FV....... cover bitmap filename
  mode              <int>        ..FV....... set removal mode (from 0 to 1) (default blur)
     cover           0            ..FV....... cover area with bitmap
     blur            1            ..FV....... blur area

crop AVOptions:
  out_w             <string>     ..FV.....T. set the width crop area expression (default "iw")
  w                 <string>     ..FV.....T. set the width crop area expression (default "iw")
  out_h             <string>     ..FV.....T. set the height crop area expression (default "ih")
  h                 <string>     ..FV.....T. set the height crop area expression (default "ih")
  x                 <string>     ..FV.....T. set the x crop area expression (default "(in_w-out_w)/2")
  y                 <string>     ..FV.....T. set the y crop area expression (default "(in_h-out_h)/2")
  keep_aspect       <boolean>    ..FV....... keep aspect ratio (default false)
  exact             <boolean>    ..FV....... do exact cropping (default false)

cropdetect AVOptions:
  limit             <float>      ..FV....... Threshold below which the pixel is considered black (from 0 to 65535) (default 0.0941176)
  round             <int>        ..FV....... Value by which the width/height should be divisible (from 0 to INT_MAX) (default 16)
  reset             <int>        ..FV....... Recalculate the crop area after this many frames (from 0 to INT_MAX) (default 0)
  skip              <int>        ..FV....... Number of initial frames to skip (from 0 to INT_MAX) (default 2)
  reset_count       <int>        ..FV....... Recalculate the crop area after this many frames (from 0 to INT_MAX) (default 0)
  max_outliers      <int>        ..FV....... Threshold count of outliers (from 0 to INT_MAX) (default 0)

cue AVOptions:
  cue               <int64>      ..FVA...... cue unix timestamp in microseconds (from 0 to I64_MAX) (default 0)
  preroll           <duration>   ..FVA...... preroll duration in seconds (default 0)
  buffer            <duration>   ..FVA...... buffer duration in seconds (default 0)

curves AVOptions:
  preset            <int>        ..FV.....T. select a color curves preset (from 0 to 10) (default none)
     none            0            ..FV.....T.
     color_negative  1            ..FV.....T.
     cross_process   2            ..FV.....T.
     darker          3            ..FV.....T.
     increase_contrast 4            ..FV.....T.
     lighter         5            ..FV.....T.
     linear_contrast 6            ..FV.....T.
     medium_contrast 7            ..FV.....T.
     negative        8            ..FV.....T.
     strong_contrast 9            ..FV.....T.
     vintage         10           ..FV.....T.
  master            <string>     ..FV.....T. set master points coordinates
  m                 <string>     ..FV.....T. set master points coordinates
  red               <string>     ..FV.....T. set red points coordinates
  r                 <string>     ..FV.....T. set red points coordinates
  green             <string>     ..FV.....T. set green points coordinates
  g                 <string>     ..FV.....T. set green points coordinates
  blue              <string>     ..FV.....T. set blue points coordinates
  b                 <string>     ..FV.....T. set blue points coordinates
  all               <string>     ..FV.....T. set points coordinates for all components
  psfile            <string>     ..FV.....T. set Photoshop curves file name
  plot              <string>     ..FV.....T. save Gnuplot script of the curves in specified file

datascope AVOptions:
  size              <image_size> ..FV....... set output size (default "hd720")
  s                 <image_size> ..FV....... set output size (default "hd720")
  x                 <int>        ..FV.....T. set x offset (from 0 to INT_MAX) (default 0)
  y                 <int>        ..FV.....T. set y offset (from 0 to INT_MAX) (default 0)
  mode              <int>        ..FV.....T. set scope mode (from 0 to 2) (default mono)
     mono            0            ..FV.....T.
     color           1            ..FV.....T.
     color2          2            ..FV.....T.
  axis              <boolean>    ..FV.....T. draw column/row numbers (default false)
  opacity           <float>      ..FV.....T. set background opacity (from 0 to 1) (default 0.75)
  format            <int>        ..FV.....T. set display number format (from 0 to 1) (default hex)
     hex             0            ..FV.....T.
     dec             1            ..FV.....T.
  components        <int>        ..FV.....T. set components to display (from 1 to 15) (default 15)

dblur AVOptions:
  angle             <float>      ..FV.....T. set angle (from 0 to 360) (default 45)
  radius            <float>      ..FV.....T. set radius (from 1 to 8192) (default 5)
  planes            <int>        ..FV.....T. set planes to filter (from 0 to 15) (default 15)

dctdnoiz AVOptions:
  sigma             <float>      ..FV....... set noise sigma constant (from 0 to 999) (default 0)
  s                 <float>      ..FV....... set noise sigma constant (from 0 to 999) (default 0)
  overlap           <int>        ..FV....... set number of block overlapping pixels (from -1 to 15) (default -1)
  expr              <string>     ..FV....... set coefficient factor expression
  e                 <string>     ..FV....... set coefficient factor expression
  n                 <int>        ..FV....... set the block size, expressed in bits (from 3 to 4) (default 3)

deband AVOptions:
  1thr              <float>      ..FV.....T. set 1st plane threshold (from 3e-05 to 0.5) (default 0.02)
  2thr              <float>      ..FV.....T. set 2nd plane threshold (from 3e-05 to 0.5) (default 0.02)
  3thr              <float>      ..FV.....T. set 3rd plane threshold (from 3e-05 to 0.5) (default 0.02)
  4thr              <float>      ..FV.....T. set 4th plane threshold (from 3e-05 to 0.5) (default 0.02)
  range             <int>        ..FV.....T. set range (from INT_MIN to INT_MAX) (default 16)
  r                 <int>        ..FV.....T. set range (from INT_MIN to INT_MAX) (default 16)
  direction         <float>      ..FV.....T. set direction (from -6.28319 to 6.28319) (default 6.28319)
  d                 <float>      ..FV.....T. set direction (from -6.28319 to 6.28319) (default 6.28319)
  blur              <boolean>    ..FV.....T. set blur (default true)
  b                 <boolean>    ..FV.....T. set blur (default true)
  coupling          <boolean>    ..FV.....T. set plane coupling (default false)
  c                 <boolean>    ..FV.....T. set plane coupling (default false)

deblock AVOptions:
  filter            <int>        ..FV.....T. set type of filter (from 0 to 1) (default strong)
     weak            0            ..FV.....T.
     strong          1            ..FV.....T.
  block             <int>        ..FV.....T. set size of block (from 4 to 512) (default 8)
  alpha             <float>      ..FV.....T. set 1st detection threshold (from 0 to 1) (default 0.098)
  beta              <float>      ..FV.....T. set 2nd detection threshold (from 0 to 1) (default 0.05)
  gamma             <float>      ..FV.....T. set 3rd detection threshold (from 0 to 1) (default 0.05)
  delta             <float>      ..FV.....T. set 4th detection threshold (from 0 to 1) (default 0.05)
  planes            <int>        ..FV.....T. set planes to filter (from 0 to 15) (default 15)

decimate AVOptions:
  cycle             <int>        ..FV....... set the number of frame from which one will be dropped (from 2 to 25) (default 5)
  dupthresh         <double>     ..FV....... set duplicate threshold (from 0 to 100) (default 1.1)
  scthresh          <double>     ..FV....... set scene change threshold (from 0 to 100) (default 15)
  blockx            <int>        ..FV....... set the size of the x-axis blocks used during metric calculations (from 4 to 512) (default 32)
  blocky            <int>        ..FV....... set the size of the y-axis blocks used during metric calculations (from 4 to 512) (default 32)
  ppsrc             <boolean>    ..FV....... mark main input as a pre-processed input and activate clean source input stream (default false)
  chroma            <boolean>    ..FV....... set whether or not chroma is considered in the metric calculations (default true)

deconvolve AVOptions:
  planes            <int>        ..FV....... set planes to deconvolve (from 0 to 15) (default 7)
  impulse           <int>        ..FV....... when to process impulses (from 0 to 1) (default all)
     first           0            ..FV....... process only first impulse, ignore rest
     all             1            ..FV....... process all impulses
  noise             <float>      ..FV....... set noise (from 0 to 1) (default 1e-07)

framesync AVOptions:
  eof_action        <int>        ..FV....... Action to take when encountering EOF from secondary input  (from 0 to 2) (default repeat)
     repeat          0            ..FV....... Repeat the previous frame.
     endall          1            ..FV....... End both streams.
     pass            2            ..FV....... Pass through the main input.
  shortest          <boolean>    ..FV....... force termination when the shortest input terminates (default false)
  repeatlast        <boolean>    ..FV....... extend last frame of secondary streams beyond EOF (default true)

dedot AVOptions:
  m                 <flags>      ..FV....... set filtering mode (default dotcrawl+rainbows)
     dotcrawl                     ..FV.......
     rainbows                     ..FV.......
  lt                <float>      ..FV....... set spatial luma threshold (from 0 to 1) (default 0.079)
  tl                <float>      ..FV....... set tolerance for temporal luma (from 0 to 1) (default 0.079)
  tc                <float>      ..FV....... set tolerance for chroma temporal variation (from 0 to 1) (default 0.058)
  ct                <float>      ..FV....... set temporal chroma threshold (from 0 to 1) (default 0.019)

deflate AVOptions:
  threshold0        <int>        ..FV.....T. set threshold for 1st plane (from 0 to 65535) (default 65535)
  threshold1        <int>        ..FV.....T. set threshold for 2nd plane (from 0 to 65535) (default 65535)
  threshold2        <int>        ..FV.....T. set threshold for 3rd plane (from 0 to 65535) (default 65535)
  threshold3        <int>        ..FV.....T. set threshold for 4th plane (from 0 to 65535) (default 65535)

deflicker AVOptions:
  size              <int>        ..FV....... set how many frames to use (from 2 to 129) (default 5)
  s                 <int>        ..FV....... set how many frames to use (from 2 to 129) (default 5)
  mode              <int>        ..FV....... set how to smooth luminance (from 0 to 6) (default am)
     am              0            ..FV....... arithmetic mean
     gm              1            ..FV....... geometric mean
     hm              2            ..FV....... harmonic mean
     qm              3            ..FV....... quadratic mean
     cm              4            ..FV....... cubic mean
     pm              5            ..FV....... power mean
     median          6            ..FV....... median
  m                 <int>        ..FV....... set how to smooth luminance (from 0 to 6) (default am)
     am              0            ..FV....... arithmetic mean
     gm              1            ..FV....... geometric mean
     hm              2            ..FV....... harmonic mean
     qm              3            ..FV....... quadratic mean
     cm              4            ..FV....... cubic mean
     pm              5            ..FV....... power mean
     median          6            ..FV....... median
  bypass            <boolean>    ..FV....... leave frames unchanged (default false)

deinterlace_qsv AVOptions:
  mode              <int>        ..FV....... set deinterlace mode (from 1 to 2) (default advanced)
     bob             1            ..FV....... bob algorithm
     advanced        2            ..FV....... Motion adaptive algorithm

dejudder AVOptions:
  cycle             <int>        ..FV....... set the length of the cycle to use for dejuddering (from 2 to 240) (default 4)

delogo AVOptions:
  x                 <string>     ..FV....... set logo x position (default "-1")
  y                 <string>     ..FV....... set logo y position (default "-1")
  w                 <string>     ..FV....... set logo width (default "-1")
  h                 <string>     ..FV....... set logo height (default "-1")
  show              <boolean>    ..FV....... show delogo area (default false)

derain AVOptions:
  filter_type       <int>        ..FV....... filter type(derain/dehaze) (from 0 to 1) (default derain)
     derain          0            ..FV....... derain filter flag
     dehaze          1            ..FV....... dehaze filter flag
  dnn_backend       <int>        ..FV....... DNN backend (from 0 to 1) (default native)
     native          0            ..FV....... native backend flag
  model             <string>     ..FV....... path to model file
  input             <string>     ..FV....... input name of the model (default "x")
  output            <string>     ..FV....... output name of the model (default "y")

deshake AVOptions:
  x                 <int>        ..FV....... set x for the rectangular search area (from -1 to INT_MAX) (default -1)
  y                 <int>        ..FV....... set y for the rectangular search area (from -1 to INT_MAX) (default -1)
  w                 <int>        ..FV....... set width for the rectangular search area (from -1 to INT_MAX) (default -1)
  h                 <int>        ..FV....... set height for the rectangular search area (from -1 to INT_MAX) (default -1)
  rx                <int>        ..FV....... set x for the rectangular search area (from 0 to 64) (default 16)
  ry                <int>        ..FV....... set y for the rectangular search area (from 0 to 64) (default 16)
  edge              <int>        ..FV....... set edge mode (from 0 to 3) (default mirror)
     blank           0            ..FV....... fill zeroes at blank locations
     original        1            ..FV....... original image at blank locations
     clamp           2            ..FV....... extruded edge value at blank locations
     mirror          3            ..FV....... mirrored edge at blank locations
  blocksize         <int>        ..FV....... set motion search blocksize (from 4 to 128) (default 8)
  contrast          <int>        ..FV....... set contrast threshold for blocks (from 1 to 255) (default 125)
  search            <int>        ..FV....... set search strategy (from 0 to 1) (default exhaustive)
     exhaustive      0            ..FV....... exhaustive search
     less            1            ..FV....... less exhaustive search
  filename          <string>     ..FV....... set motion search detailed log file name
  opencl            <boolean>    ..FV....... ignored (default false)

despill AVOptions:
  type              <int>        ..FV.....T. set the screen type (from 0 to 1) (default green)
     green           0            ..FV.....T. greenscreen
     blue            1            ..FV.....T. bluescreen
  mix               <float>      ..FV.....T. set the spillmap mix (from 0 to 1) (default 0.5)
  expand            <float>      ..FV.....T. set the spillmap expand (from 0 to 1) (default 0)
  red               <float>      ..FV.....T. set red scale (from -100 to 100) (default 0)
  green             <float>      ..FV.....T. set green scale (from -100 to 100) (default -1)
  blue              <float>      ..FV.....T. set blue scale (from -100 to 100) (default 0)
  brightness        <float>      ..FV.....T. set brightness (from -10 to 10) (default 0)
  alpha             <boolean>    ..FV.....T. change alpha component (default false)

detelecine AVOptions:
  first_field       <int>        ..FV....... select first field (from 0 to 1) (default top)
     top             0            ..FV....... select top field first
     t               0            ..FV....... select top field first
     bottom          1            ..FV....... select bottom field first
     b               1            ..FV....... select bottom field first
  pattern           <string>     ..FV....... pattern that describe for how many fields a frame is to be displayed (default "23")
  start_frame       <int>        ..FV....... position of first frame with respect to the pattern if stream is cut (from 0 to 13) (default 0)

dilation AVOptions:
  coordinates       <int>        ..FV.....T. set coordinates (from 0 to 255) (default 255)
  threshold0        <int>        ..FV.....T. set threshold for 1st plane (from 0 to 65535) (default 65535)
  threshold1        <int>        ..FV.....T. set threshold for 2nd plane (from 0 to 65535) (default 65535)
  threshold2        <int>        ..FV.....T. set threshold for 3rd plane (from 0 to 65535) (default 65535)
  threshold3        <int>        ..FV.....T. set threshold for 4th plane (from 0 to 65535) (default 65535)

displace AVOptions:
  edge              <int>        ..FV....... set edge mode (from 0 to 3) (default smear)
     blank           0            ..FV....... 
     smear           1            ..FV....... 
     wrap            2            ..FV....... 
     mirror          3            ..FV....... 

dnn_classify AVOptions:
  dnn_backend       <int>        ..FV....... DNN backend (from INT_MIN to INT_MAX) (default 2)
  model             <string>     ..FV....... path to model file
  input             <string>     ..FV....... input name of the model
  output            <string>     ..FV....... output name of the model
  backend_configs   <string>     ..FV....... backend configs
  options           <string>     ..FV......P backend configs (deprecated, use backend_configs)
  async             <boolean>    ..FV....... use DNN async inference (default true)
  confidence        <float>      ..FV....... threshold of confidence (from 0 to 1) (default 0.5)
  labels            <string>     ..FV....... path to labels file
  target            <string>     ..FV....... which one to be classified

dnn_detect AVOptions:
  dnn_backend       <int>        ..FV....... DNN backend (from INT_MIN to INT_MAX) (default 2)
  model             <string>     ..FV....... path to model file
  input             <string>     ..FV....... input name of the model
  output            <string>     ..FV....... output name of the model
  backend_configs   <string>     ..FV....... backend configs
  options           <string>     ..FV......P backend configs (deprecated, use backend_configs)
  async             <boolean>    ..FV....... use DNN async inference (default true)
  confidence        <float>      ..FV....... threshold of confidence (from 0 to 1) (default 0.5)
  labels            <string>     ..FV....... path to labels file

dnn_processing AVOptions:
  dnn_backend       <int>        ..FV....... DNN backend (from INT_MIN to INT_MAX) (default native)
     native          0            ..FV....... native backend flag
  model             <string>     ..FV....... path to model file
  input             <string>     ..FV....... input name of the model
  output            <string>     ..FV....... output name of the model
  backend_configs   <string>     ..FV....... backend configs
  options           <string>     ..FV......P backend configs (deprecated, use backend_configs)
  async             <boolean>    ..FV....... use DNN async inference (default true)

doubleweave AVOptions:
  first_field       <int>        ..FV....... set first field (from 0 to 1) (default top)
     top             0            ..FV....... set top field first
     t               0            ..FV....... set top field first
     bottom          1            ..FV....... set bottom field first
     b               1            ..FV....... set bottom field first

drawbox AVOptions:
  x                 <string>     ..FV.....T. set horizontal position of the left box edge (default "0")
  y                 <string>     ..FV.....T. set vertical position of the top box edge (default "0")
  width             <string>     ..FV.....T. set width of the box (default "0")
  w                 <string>     ..FV.....T. set width of the box (default "0")
  height            <string>     ..FV.....T. set height of the box (default "0")
  h                 <string>     ..FV.....T. set height of the box (default "0")
  color             <string>     ..FV.....T. set color of the box (default "black")
  c                 <string>     ..FV.....T. set color of the box (default "black")
  thickness         <string>     ..FV.....T. set the box thickness (default "3")
  t                 <string>     ..FV.....T. set the box thickness (default "3")
  replace           <boolean>    ..FV.....T. replace color & alpha (default false)
  box_source        <string>     ..FV.....T. use datas from bounding box in side data

drawgraph AVOptions:
  m1                <string>     ..FV....... set 1st metadata key (default "")
  fg1               <string>     ..FV....... set 1st foreground color expression (default "0xffff0000")
  m2                <string>     ..FV....... set 2nd metadata key (default "")
  fg2               <string>     ..FV....... set 2nd foreground color expression (default "0xff00ff00")
  m3                <string>     ..FV....... set 3rd metadata key (default "")
  fg3               <string>     ..FV....... set 3rd foreground color expression (default "0xffff00ff")
  m4                <string>     ..FV....... set 4th metadata key (default "")
  fg4               <string>     ..FV....... set 4th foreground color expression (default "0xffffff00")
  bg                <color>      ..FV....... set background color (default "white")
  min               <float>      ..FV....... set minimal value (from INT_MIN to INT_MAX) (default -1)
  max               <float>      ..FV....... set maximal value (from INT_MIN to INT_MAX) (default 1)
  mode              <int>        ..FV....... set graph mode (from 0 to 2) (default line)
     bar             0            ..FV....... draw bars
     dot             1            ..FV....... draw dots
     line            2            ..FV....... draw lines
  slide             <int>        ..FV....... set slide mode (from 0 to 4) (default frame)
     frame           0            ..FV....... draw new frames
     replace         1            ..FV....... replace old columns with new
     scroll          2            ..FV....... scroll from right to left
     rscroll         3            ..FV....... scroll from left to right
     picture         4            ..FV....... display graph in single frame
  size              <image_size> ..FV....... set graph size (default "900x256")
  s                 <image_size> ..FV....... set graph size (default "900x256")
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")

drawgrid AVOptions:
  x                 <string>     ..FV.....T. set horizontal offset (default "0")
  y                 <string>     ..FV.....T. set vertical offset (default "0")
  width             <string>     ..FV.....T. set width of grid cell (default "0")
  w                 <string>     ..FV.....T. set width of grid cell (default "0")
  height            <string>     ..FV.....T. set height of grid cell (default "0")
  h                 <string>     ..FV.....T. set height of grid cell (default "0")
  color             <string>     ..FV.....T. set color of the grid (default "black")
  c                 <string>     ..FV.....T. set color of the grid (default "black")
  thickness         <string>     ..FV.....T. set grid line thickness (default "1")
  t                 <string>     ..FV.....T. set grid line thickness (default "1")
  replace           <boolean>    ..FV.....T. replace color & alpha (default false)

drawtext AVOptions:
  fontfile          <string>     ..FV....... set font file
  text              <string>     ..FV....... set text
  textfile          <string>     ..FV....... set text file
  fontcolor         <color>      ..FV....... set foreground color (default "black")
  fontcolor_expr    <string>     ..FV....... set foreground color expression (default "")
  boxcolor          <color>      ..FV....... set box color (default "white")
  bordercolor       <color>      ..FV....... set border color (default "black")
  shadowcolor       <color>      ..FV....... set shadow color (default "black")
  box               <boolean>    ..FV....... set box (default false)
  boxborderw        <int>        ..FV....... set box border width (from INT_MIN to INT_MAX) (default 0)
  line_spacing      <int>        ..FV....... set line spacing in pixels (from INT_MIN to INT_MAX) (default 0)
  fontsize          <string>     ..FV....... set font size
  x                 <string>     ..FV....... set x expression (default "0")
  y                 <string>     ..FV....... set y expression (default "0")
  shadowx           <int>        ..FV....... set shadow x offset (from INT_MIN to INT_MAX) (default 0)
  shadowy           <int>        ..FV....... set shadow y offset (from INT_MIN to INT_MAX) (default 0)
  borderw           <int>        ..FV....... set border width (from INT_MIN to INT_MAX) (default 0)
  tabsize           <int>        ..FV....... set tab size (from 0 to INT_MAX) (default 4)
  basetime          <int64>      ..FV....... set base time (from I64_MIN to I64_MAX) (default I64_MIN)
  font              <string>     ..FV....... Font name (default "Sans")
  expansion         <int>        ..FV....... set the expansion mode (from 0 to 2) (default normal)
     none            0            ..FV....... set no expansion
     normal          1            ..FV....... set normal expansion
     strftime        2            ..FV....... set strftime expansion (deprecated)
  timecode          <string>     ..FV....... set initial timecode
  tc24hmax          <boolean>    ..FV....... set 24 hours max (timecode only) (default false)
  timecode_rate     <rational>   ..FV....... set rate (timecode only) (from 0 to INT_MAX) (default 0/1)
  r                 <rational>   ..FV....... set rate (timecode only) (from 0 to INT_MAX) (default 0/1)
  rate              <rational>   ..FV....... set rate (timecode only) (from 0 to INT_MAX) (default 0/1)
  reload            <boolean>    ..FV....... reload text file for each frame (default false)
  alpha             <string>     ..FV....... apply alpha while rendering (default "1")
  fix_bounds        <boolean>    ..FV....... check and fix text coords to avoid clipping (default false)
  start_number      <int>        ..FV....... start frame number for n/frame_num variable (from 0 to INT_MAX) (default 0)
  text_source       <string>     ..FV....... the source of text
  text_shaping      <boolean>    ..FV....... attempt to shape text before drawing (default true)
  ft_load_flags     <flags>      ..FV....... set font loading flags for libfreetype (default 0)
     default                      ..FV.......
     no_scale                     ..FV.......
     no_hinting                   ..FV.......
     render                       ..FV.......
     no_bitmap                    ..FV.......
     vertical_layout              ..FV.......
     force_autohint               ..FV.......
     crop_bitmap                  ..FV.......
     pedantic                     ..FV.......
     ignore_global_advance_width              ..FV.......
     no_recurse                   ..FV.......
     ignore_transform              ..FV.......
     monochrome                   ..FV.......
     linear_design                ..FV.......
     no_autohint                  ..FV.......

edgedetect AVOptions:
  high              <double>     ..FV....... set high threshold (from 0 to 1) (default 0.196078)
  low               <double>     ..FV....... set low threshold (from 0 to 1) (default 0.0784314)
  mode              <int>        ..FV....... set mode (from 0 to 2) (default wires)
     wires           0            ..FV....... white/gray wires on black
     colormix        1            ..FV....... mix colors
     canny           2            ..FV....... detect edges on planes
  planes            <flags>      ..FV....... set planes to filter (default y+u+v+r+g+b)
     y                            ..FV....... filter luma plane
     u                            ..FV....... filter u plane
     v                            ..FV....... filter v plane
     r                            ..FV....... filter red plane
     g                            ..FV....... filter green plane
     b                            ..FV....... filter blue plane

elbg AVOptions:
  codebook_length   <int>        ..FV....... set codebook length (from 1 to INT_MAX) (default 256)
  l                 <int>        ..FV....... set codebook length (from 1 to INT_MAX) (default 256)
  nb_steps          <int>        ..FV....... set max number of steps used to compute the mapping (from 1 to INT_MAX) (default 1)
  n                 <int>        ..FV....... set max number of steps used to compute the mapping (from 1 to INT_MAX) (default 1)
  seed              <int64>      ..FV....... set the random seed (from -1 to UINT32_MAX) (default -1)
  s                 <int64>      ..FV....... set the random seed (from -1 to UINT32_MAX) (default -1)
  pal8              <boolean>    ..FV....... set the pal8 output (default false)

entropy AVOptions:
  mode              <int>        ..FV....... set kind of histogram entropy measurement (from 0 to 1) (default normal)
     normal          0            ..FV.......
     diff            1            ..FV.......

epx AVOptions:
  n                 <int>        ..FV....... set scale factor (from 2 to 3) (default 3)

eq AVOptions:
  contrast          <string>     ..FV.....T. set the contrast adjustment, negative values give a negative image (default "1.0")
  brightness        <string>     ..FV.....T. set the brightness adjustment (default "0.0")
  saturation        <string>     ..FV.....T. set the saturation adjustment (default "1.0")
  gamma             <string>     ..FV.....T. set the initial gamma value (default "1.0")
  gamma_r           <string>     ..FV.....T. gamma value for red (default "1.0")
  gamma_g           <string>     ..FV.....T. gamma value for green (default "1.0")
  gamma_b           <string>     ..FV.....T. gamma value for blue (default "1.0")
  gamma_weight      <string>     ..FV.....T. set the gamma weight which reduces the effect of gamma on bright areas (default "1.0")
  eval              <int>        ..FV....... specify when to evaluate expressions (from 0 to 1) (default init)
     init            0            ..FV....... eval expressions once during initialization
     frame           1            ..FV....... eval expressions per-frame

erosion AVOptions:
  coordinates       <int>        ..FV.....T. set coordinates (from 0 to 255) (default 255)
  threshold0        <int>        ..FV.....T. set threshold for 1st plane (from 0 to 65535) (default 65535)
  threshold1        <int>        ..FV.....T. set threshold for 2nd plane (from 0 to 65535) (default 65535)
  threshold2        <int>        ..FV.....T. set threshold for 3rd plane (from 0 to 65535) (default 65535)
  threshold3        <int>        ..FV.....T. set threshold for 4th plane (from 0 to 65535) (default 65535)

estdif AVOptions:
  mode              <int>        ..FV.....T. specify the mode (from 0 to 1) (default field)
     frame           0            ..FV.....T. send one frame for each frame
     field           1            ..FV.....T. send one frame for each field
  parity            <int>        ..FV.....T. specify the assumed picture field parity (from -1 to 1) (default auto)
     tff             0            ..FV.....T. assume top field first
     bff             1            ..FV.....T. assume bottom field first
     auto            -1           ..FV.....T. auto detect parity
  deint             <int>        ..FV.....T. specify which frames to deinterlace (from 0 to 1) (default all)
     all             0            ..FV.....T. deinterlace all frames
     interlaced      1            ..FV.....T. only deinterlace frames marked as interlaced
  rslope            <int>        ..FV.....T. specify the search radius for edge slope tracing (from 1 to 15) (default 1)
  redge             <int>        ..FV.....T. specify the search radius for best edge matching (from 0 to 15) (default 2)
  interp            <int>        ..FV.....T. specify the type of interpolation (from 0 to 2) (default 4p)
     2p              0            ..FV.....T. two-point interpolation
     4p              1            ..FV.....T. four-point interpolation
     6p              2            ..FV.....T. six-point interpolation

exposure AVOptions:
  exposure          <float>      ..FV.....T. set the exposure correction (from -3 to 3) (default 0)
  black             <float>      ..FV.....T. set the black level correction (from -1 to 1) (default 0)

extractplanes AVOptions:
  planes            <flags>      ..FV....... set planes (default r)
     y                            ..FV....... set luma plane
     u                            ..FV....... set u plane
     v                            ..FV....... set v plane
     r                            ..FV....... set red plane
     g                            ..FV....... set green plane
     b                            ..FV....... set blue plane
     a                            ..FV....... set alpha plane

fade AVOptions:
  type              <int>        ..FV....... set the fade direction (from 0 to 1) (default in)
     in              0            ..FV....... fade-in
     out             1            ..FV....... fade-out
  t                 <int>        ..FV....... set the fade direction (from 0 to 1) (default in)
     in              0            ..FV....... fade-in
     out             1            ..FV....... fade-out
  start_frame       <int>        ..FV....... Number of the first frame to which to apply the effect. (from 0 to INT_MAX) (default 0)
  s                 <int>        ..FV....... Number of the first frame to which to apply the effect. (from 0 to INT_MAX) (default 0)
  nb_frames         <int>        ..FV....... Number of frames to which the effect should be applied. (from 1 to INT_MAX) (default 25)
  n                 <int>        ..FV....... Number of frames to which the effect should be applied. (from 1 to INT_MAX) (default 25)
  alpha             <boolean>    ..FV....... fade alpha if it is available on the input (default false)
  start_time        <duration>   ..FV....... Number of seconds of the beginning of the effect. (default 0)
  st                <duration>   ..FV....... Number of seconds of the beginning of the effect. (default 0)
  duration          <duration>   ..FV....... Duration of the effect in seconds. (default 0)
  d                 <duration>   ..FV....... Duration of the effect in seconds. (default 0)
  color             <color>      ..FV....... set color (default "black")
  c                 <color>      ..FV....... set color (default "black")

fftdnoiz AVOptions:
  sigma             <float>      ..FV....... set denoise strength (from 0 to 30) (default 1)
  amount            <float>      ..FV....... set amount of denoising (from 0.01 to 1) (default 1)
  block             <int>        ..FV....... set block log2(size) (from 3 to 6) (default 4)
  overlap           <float>      ..FV....... set block overlap (from 0.2 to 0.8) (default 0.5)
  prev              <int>        ..FV....... set number of previous frames for temporal denoising (from 0 to 1) (default 0)
  next              <int>        ..FV....... set number of next frames for temporal denoising (from 0 to 1) (default 0)
  planes            <int>        ..FV....... set planes to filter (from 0 to 15) (default 7)

fftfilt AVOptions:
  dc_Y              <int>        ..FV....... adjust gain in Y plane (from 0 to 1000) (default 0)
  dc_U              <int>        ..FV....... adjust gain in U plane (from 0 to 1000) (default 0)
  dc_V              <int>        ..FV....... adjust gain in V plane (from 0 to 1000) (default 0)
  weight_Y          <string>     ..FV....... set luminance expression in Y plane (default "1")
  weight_U          <string>     ..FV....... set chrominance expression in U plane
  weight_V          <string>     ..FV....... set chrominance expression in V plane
  eval              <int>        ..FV....... specify when to evaluate expressions (from 0 to 1) (default init)
     init            0            ..FV....... eval expressions once during initialization
     frame           1            ..FV....... eval expressions per-frame

field AVOptions:
  type              <int>        ..FV....... set field type (top or bottom) (from 0 to 1) (default top)
     top             0            ..FV....... select top field
     bottom          1            ..FV....... select bottom field

fieldhint AVOptions:
  hint              <string>     ..FV....... set hint file
  mode              <int>        ..FV....... set hint mode (from 0 to 1) (default absolute)
     absolute        0            ..FV.......
     relative        1            ..FV.......

fieldmatch AVOptions:
  order             <int>        ..FV....... specify the assumed field order (from -1 to 1) (default auto)
     auto            -1           ..FV....... auto detect parity
     bff             0            ..FV....... assume bottom field first
     tff             1            ..FV....... assume top field first
  mode              <int>        ..FV....... set the matching mode or strategy to use (from 0 to 5) (default pc_n)
     pc              0            ..FV....... 2-way match (p/c)
     pc_n            1            ..FV....... 2-way match + 3rd match on combed (p/c + u)
     pc_u            2            ..FV....... 2-way match + 3rd match (same order) on combed (p/c + u)
     pc_n_ub         3            ..FV....... 2-way match + 3rd match on combed + 4th/5th matches if still combed (p/c + u + u/b)
     pcn             4            ..FV....... 3-way match (p/c/n)
     pcn_ub          5            ..FV....... 3-way match + 4th/5th matches on combed (p/c/n + u/b)
  ppsrc             <boolean>    ..FV....... mark main input as a pre-processed input and activate clean source input stream (default false)
  field             <int>        ..FV....... set the field to match from (from -1 to 1) (default auto)
     auto            -1           ..FV....... automatic (same value as 'order')
     bottom          0            ..FV....... bottom field
     top             1            ..FV....... top field
  mchroma           <boolean>    ..FV....... set whether or not chroma is included during the match comparisons (default true)
  y0                <int>        ..FV....... define an exclusion band which excludes the lines between y0 and y1 from the field matching decision (from 0 to INT_MAX) (default 0)
  y1                <int>        ..FV....... define an exclusion band which excludes the lines between y0 and y1 from the field matching decision (from 0 to INT_MAX) (default 0)
  scthresh          <double>     ..FV....... set scene change detection threshold (from 0 to 100) (default 12)
  combmatch         <int>        ..FV....... set combmatching mode (from 0 to 2) (default sc)
     none            0            ..FV....... disable combmatching
     sc              1            ..FV....... enable combmatching only on scene change
     full            2            ..FV....... enable combmatching all the time
  combdbg           <int>        ..FV....... enable comb debug (from 0 to 2) (default none)
     none            0            ..FV....... no forced calculation
     pcn             1            ..FV....... calculate p/c/n
     pcnub           2            ..FV....... calculate p/c/n/u/b
  cthresh           <int>        ..FV....... set the area combing threshold used for combed frame detection (from -1 to 255) (default 9)
  chroma            <boolean>    ..FV....... set whether or not chroma is considered in the combed frame decision (default false)
  blockx            <int>        ..FV....... set the x-axis size of the window used during combed frame detection (from 4 to 512) (default 16)
  blocky            <int>        ..FV....... set the y-axis size of the window used during combed frame detection (from 4 to 512) (default 16)
  combpel           <int>        ..FV....... set the number of combed pixels inside any of the blocky by blockx size blocks on the frame for the frame to be detected as combed (from 0 to INT_MAX) (default 80)

fieldorder AVOptions:
  order             <int>        ..FV....... output field order (from 0 to 1) (default tff)
     bff             0            ..FV....... bottom field first
     tff             1            ..FV....... top field first

fillborders AVOptions:
  left              <int>        ..FV.....T. set the left fill border (from 0 to INT_MAX) (default 0)
  right             <int>        ..FV.....T. set the right fill border (from 0 to INT_MAX) (default 0)
  top               <int>        ..FV.....T. set the top fill border (from 0 to INT_MAX) (default 0)
  bottom            <int>        ..FV.....T. set the bottom fill border (from 0 to INT_MAX) (default 0)
  mode              <int>        ..FV.....T. set the fill borders mode (from 0 to 5) (default smear)
     smear           0            ..FV.....T.
     mirror          1            ..FV.....T.
     fixed           2            ..FV.....T.
     reflect         3            ..FV.....T.
     wrap            4            ..FV.....T.
     fade            5            ..FV.....T.
  color             <color>      ..FV.....T. set the color for the fixed/fade mode (default "black")

find_rect AVOptions:
  object            <string>     ..FV....... object bitmap filename
  threshold         <float>      ..FV....... set threshold (from 0 to 1) (default 0.5)
  mipmaps           <int>        ..FV....... set mipmaps (from 1 to 5) (default 3)
  xmin              <int>        ..FV.......  (from 0 to INT_MAX) (default 0)
  ymin              <int>        ..FV.......  (from 0 to INT_MAX) (default 0)
  xmax              <int>        ..FV.......  (from 0 to INT_MAX) (default 0)
  ymax              <int>        ..FV.......  (from 0 to INT_MAX) (default 0)
  discard           <boolean>    ..FV.......  (default false)

floodfill AVOptions:
  x                 <int>        ..FV....... set pixel x coordinate (from 0 to 65535) (default 0)
  y                 <int>        ..FV....... set pixel y coordinate (from 0 to 65535) (default 0)
  s0                <int>        ..FV....... set source #0 component value (from -1 to 65535) (default 0)
  s1                <int>        ..FV....... set source #1 component value (from -1 to 65535) (default 0)
  s2                <int>        ..FV....... set source #2 component value (from -1 to 65535) (default 0)
  s3                <int>        ..FV....... set source #3 component value (from -1 to 65535) (default 0)
  d0                <int>        ..FV....... set destination #0 component value (from 0 to 65535) (default 0)
  d1                <int>        ..FV....... set destination #1 component value (from 0 to 65535) (default 0)
  d2                <int>        ..FV....... set destination #2 component value (from 0 to 65535) (default 0)
  d3                <int>        ..FV....... set destination #3 component value (from 0 to 65535) (default 0)

format AVOptions:
  pix_fmts          <string>     ..FV....... A '|'-separated list of pixel formats

fps AVOptions:
  fps               <string>     ..FV....... A string describing desired output framerate (default "25")
  start_time        <double>     ..FV....... Assume the first PTS should be this value. (from -DBL_MAX to DBL_MAX) (default DBL_MAX)
  round             <int>        ..FV....... set rounding method for timestamps (from 0 to 5) (default near)
     zero            0            ..FV....... round towards 0
     inf             1            ..FV....... round away from 0
     down            2            ..FV....... round towards -infty
     up              3            ..FV....... round towards +infty
     near            5            ..FV....... round to nearest
  eof_action        <int>        ..FV....... action performed for last frame (from 0 to 1) (default round)
     round           0            ..FV....... round similar to other frames
     pass            1            ..FV....... pass through last frame

framepack AVOptions:
  format            <int>        ..FV....... Frame pack output format (from 0 to INT_MAX) (default sbs)
     sbs             1            ..FV....... Views are packed next to each other
     tab             2            ..FV....... Views are packed on top of each other
     frameseq        3            ..FV....... Views are one after the other
     lines           6            ..FV....... Views are interleaved by lines
     columns         7            ..FV....... Views are interleaved by columns

framerate AVOptions:
  fps               <video_rate> ..FV....... required output frames per second rate (default "50")
  interp_start      <int>        ..FV....... point to start linear interpolation (from 0 to 255) (default 15)
  interp_end        <int>        ..FV....... point to end linear interpolation (from 0 to 255) (default 240)
  scene             <double>     ..FV....... scene change level (from 0 to 100) (default 8.2)
  flags             <flags>      ..FV....... set flags (default scene_change_detect+scd)
     scene_change_detect              ..FV....... enable scene change detection
     scd                          ..FV....... enable scene change detection

framestep AVOptions:
  step              <int>        ..FV....... set frame step (from 1 to INT_MAX) (default 1)

freezedetect AVOptions:
  n                 <double>     ..FV....... set noise tolerance (from 0 to 1) (default 0.001)
  noise             <double>     ..FV....... set noise tolerance (from 0 to 1) (default 0.001)
  d                 <duration>   ..FV....... set minimum duration in seconds (default 2)
  duration          <duration>   ..FV....... set minimum duration in seconds (default 2)

freezeframes AVOptions:
  first             <int64>      ..FV....... set first frame to freeze (from 0 to I64_MAX) (default 0)
  last              <int64>      ..FV....... set last frame to freeze (from 0 to I64_MAX) (default 0)
  replace           <int64>      ..FV....... set frame to replace (from 0 to I64_MAX) (default 0)

fspp AVOptions:
  quality           <int>        ..FV....... set quality (from 4 to 5) (default 4)
  qp                <int>        ..FV....... force a constant quantizer parameter (from 0 to 64) (default 0)
  strength          <int>        ..FV....... set filter strength (from -15 to 32) (default 0)
  use_bframe_qp     <boolean>    ..FV....... use B-frames' QP (default false)

gblur AVOptions:
  sigma             <float>      ..FV.....T. set sigma (from 0 to 1024) (default 0.5)
  steps             <int>        ..FV.....T. set number of steps (from 1 to 6) (default 1)
  planes            <int>        ..FV.....T. set planes to filter (from 0 to 15) (default 15)
  sigmaV            <float>      ..FV.....T. set vertical sigma (from -1 to 1024) (default -1)

geq AVOptions:
  lum_expr          <string>     ..FV....... set luminance expression
  lum               <string>     ..FV....... set luminance expression
  cb_expr           <string>     ..FV....... set chroma blue expression
  cb                <string>     ..FV....... set chroma blue expression
  cr_expr           <string>     ..FV....... set chroma red expression
  cr                <string>     ..FV....... set chroma red expression
  alpha_expr        <string>     ..FV....... set alpha expression
  a                 <string>     ..FV....... set alpha expression
  red_expr          <string>     ..FV....... set red expression
  r                 <string>     ..FV....... set red expression
  green_expr        <string>     ..FV....... set green expression
  g                 <string>     ..FV....... set green expression
  blue_expr         <string>     ..FV....... set blue expression
  b                 <string>     ..FV....... set blue expression
  interpolation     <int>        ..FV....... set interpolation method (from 0 to 1) (default bilinear)
     nearest         0            ..FV....... nearest interpolation
     n               0            ..FV....... nearest interpolation
     bilinear        1            ..FV....... bilinear interpolation
     b               1            ..FV....... bilinear interpolation
  i                 <int>        ..FV....... set interpolation method (from 0 to 1) (default bilinear)
     nearest         0            ..FV....... nearest interpolation
     n               0            ..FV....... nearest interpolation
     bilinear        1            ..FV....... bilinear interpolation
     b               1            ..FV....... bilinear interpolation

gradfun AVOptions:
  strength          <float>      ..FV....... The maximum amount by which the filter will change any one pixel. (from 0.51 to 64) (default 1.2)
  radius            <int>        ..FV....... The neighborhood to fit the gradient to. (from 4 to 32) (default 16)

graphmonitor AVOptions:
  size              <image_size> ..FV....... set monitor size (default "hd720")
  s                 <image_size> ..FV....... set monitor size (default "hd720")
  opacity           <float>      ..FV....... set video opacity (from 0 to 1) (default 0.9)
  o                 <float>      ..FV....... set video opacity (from 0 to 1) (default 0.9)
  mode              <int>        ..FV....... set mode (from 0 to 1) (default full)
     full            0            ..FV.......
     compact         1            ..FV.......
  m                 <int>        ..FV....... set mode (from 0 to 1) (default full)
     full            0            ..FV.......
     compact         1            ..FV.......
  flags             <flags>      ..FV....... set flags (default queue)
     queue                        ..FV.......
     frame_count_in               ..FV.......
     frame_count_out              ..FV.......
     pts                          ..FV.......
     time                         ..FV.......
     timebase                     ..FV.......
     format                       ..FV.......
     size                         ..FV.......
     rate                         ..FV.......
     eof                          ..FV.......
  f                 <flags>      ..FV....... set flags (default queue)
     queue                        ..FV.......
     frame_count_in               ..FV.......
     frame_count_out              ..FV.......
     pts                          ..FV.......
     time                         ..FV.......
     timebase                     ..FV.......
     format                       ..FV.......
     size                         ..FV.......
     rate                         ..FV.......
     eof                          ..FV.......
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")

greyedge AVOptions:
  difford           <int>        ..FV....... set differentiation order (from 0 to 2) (default 1)
  minknorm          <int>        ..FV....... set Minkowski norm (from 0 to 20) (default 1)
  sigma             <double>     ..FV....... set sigma (from 0 to 1024) (default 1)

guided AVOptions:
  radius            <int>        ..FV.....T. set the box radius (from 1 to 20) (default 3)
  eps               <float>      ..FV.....T. set the regularization parameter (with square) (from 0 to 1) (default 0.01)
  mode              <int>        ..FV.....T. set filtering mode (0: basic mode; 1: fast mode) (from 0 to 1) (default basic)
     basic           0            ..FV.....T. basic guided filter
     fast            1            ..FV.....T. fast guided filter
  sub               <int>        ..FV.....T. subsampling ratio for fast mode (from 2 to 64) (default 4)
  planes            <int>        ..FV.....T. set planes to filter (from 0 to 15) (default 1)

haldclut AVOptions:
  interp            <int>        ..FV.....T. select interpolation mode (from 0 to 4) (default tetrahedral)
     nearest         0            ..FV.....T. use values from the nearest defined points
     trilinear       1            ..FV.....T. interpolate values using the 8 points defining a cube
     tetrahedral     2            ..FV.....T. interpolate values using a tetrahedron
     pyramid         3            ..FV.....T. interpolate values using a pyramid
     prism           4            ..FV.....T. interpolate values using a prism

framesync AVOptions:
  eof_action        <int>        ..FV....... Action to take when encountering EOF from secondary input  (from 0 to 2) (default repeat)
     repeat          0            ..FV....... Repeat the previous frame.
     endall          1            ..FV....... End both streams.
     pass            2            ..FV....... Pass through the main input.
  shortest          <boolean>    ..FV....... force termination when the shortest input terminates (default false)
  repeatlast        <boolean>    ..FV....... extend last frame of secondary streams beyond EOF (default true)

hflip AVOptions:

histeq AVOptions:
  strength          <float>      ..FV....... set the strength (from 0 to 1) (default 0.2)
  intensity         <float>      ..FV....... set the intensity (from 0 to 1) (default 0.21)
  antibanding       <int>        ..FV....... set the antibanding level (from 0 to 2) (default none)
     none            0            ..FV....... apply no antibanding
     weak            1            ..FV....... apply weak antibanding
     strong          2            ..FV....... apply strong antibanding

histogram AVOptions:
  level_height      <int>        ..FV....... set level height (from 50 to 2048) (default 200)
  scale_height      <int>        ..FV....... set scale height (from 0 to 40) (default 12)
  display_mode      <int>        ..FV....... set display mode (from 0 to 2) (default stack)
     overlay         0            ..FV.......
     parade          1            ..FV.......
     stack           2            ..FV.......
  d                 <int>        ..FV....... set display mode (from 0 to 2) (default stack)
     overlay         0            ..FV.......
     parade          1            ..FV.......
     stack           2            ..FV.......
  levels_mode       <int>        ..FV....... set levels mode (from 0 to 1) (default linear)
     linear          0            ..FV.......
     logarithmic     1            ..FV.......
  m                 <int>        ..FV....... set levels mode (from 0 to 1) (default linear)
     linear          0            ..FV.......
     logarithmic     1            ..FV.......
  components        <int>        ..FV....... set color components to display (from 1 to 15) (default 7)
  c                 <int>        ..FV....... set color components to display (from 1 to 15) (default 7)
  fgopacity         <float>      ..FV....... set foreground opacity (from 0 to 1) (default 0.7)
  f                 <float>      ..FV....... set foreground opacity (from 0 to 1) (default 0.7)
  bgopacity         <float>      ..FV....... set background opacity (from 0 to 1) (default 0.5)
  b                 <float>      ..FV....... set background opacity (from 0 to 1) (default 0.5)

hqdn3d AVOptions:
  luma_spatial      <double>     ..FV.....T. spatial luma strength (from 0 to DBL_MAX) (default 0)
  chroma_spatial    <double>     ..FV.....T. spatial chroma strength (from 0 to DBL_MAX) (default 0)
  luma_tmp          <double>     ..FV.....T. temporal luma strength (from 0 to DBL_MAX) (default 0)
  chroma_tmp        <double>     ..FV.....T. temporal chroma strength (from 0 to DBL_MAX) (default 0)

hqx AVOptions:
  n                 <int>        ..FV....... set scale factor (from 2 to 4) (default 3)

hstack AVOptions:
  inputs            <int>        ..FV....... set number of inputs (from 2 to INT_MAX) (default 2)
  shortest          <boolean>    ..FV....... force termination when the shortest input terminates (default false)

hue AVOptions:
  h                 <string>     ..FV.....T. set the hue angle degrees expression
  s                 <string>     ..FV.....T. set the saturation expression (default "1")
  H                 <string>     ..FV.....T. set the hue angle radians expression
  b                 <string>     ..FV.....T. set the brightness expression (default "0")

hwmap AVOptions:
  mode              <flags>      ..FV....... Frame mapping mode (default read+write)
     read                         ..FV....... Mapping should be readable
     write                        ..FV....... Mapping should be writeable
     overwrite                    ..FV....... Mapping will always overwrite the entire frame
     direct                       ..FV....... Mapping should not involve any copying
  derive_device     <string>     ..FV....... Derive a new device of this type
  reverse           <int>        ..FV....... Map in reverse (create and allocate in the sink) (from 0 to 1) (default 0)

hwupload AVOptions:
  derive_device     <string>     ..FV....... Derive a new device of this type

cudaupload AVOptions:
  device            <int>        ..FV....... Number of the device to use (from 0 to INT_MAX) (default 0)

hysteresis AVOptions:
  planes            <int>        ..FV....... set planes (from 0 to 15) (default 15)
  threshold         <int>        ..FV....... set threshold (from 0 to 65535) (default 0)

framesync AVOptions:
  eof_action        <int>        ..FV....... Action to take when encountering EOF from secondary input  (from 0 to 2) (default repeat)
     repeat          0            ..FV....... Repeat the previous frame.
     endall          1            ..FV....... End both streams.
     pass            2            ..FV....... Pass through the main input.
  shortest          <boolean>    ..FV....... force termination when the shortest input terminates (default false)
  repeatlast        <boolean>    ..FV....... extend last frame of secondary streams beyond EOF (default true)

identity AVOptions:

framesync AVOptions:
  eof_action        <int>        ..FV....... Action to take when encountering EOF from secondary input  (from 0 to 2) (default repeat)
     repeat          0            ..FV....... Repeat the previous frame.
     endall          1            ..FV....... End both streams.
     pass            2            ..FV....... Pass through the main input.
  shortest          <boolean>    ..FV....... force termination when the shortest input terminates (default false)
  repeatlast        <boolean>    ..FV....... extend last frame of secondary streams beyond EOF (default true)

idet AVOptions:
  intl_thres        <float>      ..FV....... set interlacing threshold (from -1 to FLT_MAX) (default 1.04)
  prog_thres        <float>      ..FV....... set progressive threshold (from -1 to FLT_MAX) (default 1.5)
  rep_thres         <float>      ..FV....... set repeat threshold (from -1 to FLT_MAX) (default 3)
  half_life         <float>      ..FV....... half life of cumulative statistics (from -1 to INT_MAX) (default 0)
  analyze_interlaced_flag <int>        ..FV....... set number of frames to use to determine if the interlace flag is accurate (from 0 to INT_MAX) (default 0)

il AVOptions:
  luma_mode         <int>        ..FV.....T. select luma mode (from 0 to 2) (default none)
     none            0            ..FV.....T.
     interleave      1            ..FV.....T.
     i               1            ..FV.....T.
     deinterleave    2            ..FV.....T.
     d               2            ..FV.....T.
  l                 <int>        ..FV.....T. select luma mode (from 0 to 2) (default none)
     none            0            ..FV.....T.
     interleave      1            ..FV.....T.
     i               1            ..FV.....T.
     deinterleave    2            ..FV.....T.
     d               2            ..FV.....T.
  chroma_mode       <int>        ..FV.....T. select chroma mode (from 0 to 2) (default none)
     none            0            ..FV.....T.
     interleave      1            ..FV.....T.
     i               1            ..FV.....T.
     deinterleave    2            ..FV.....T.
     d               2            ..FV.....T.
  c                 <int>        ..FV.....T. select chroma mode (from 0 to 2) (default none)
     none            0            ..FV.....T.
     interleave      1            ..FV.....T.
     i               1            ..FV.....T.
     deinterleave    2            ..FV.....T.
     d               2            ..FV.....T.
  alpha_mode        <int>        ..FV.....T. select alpha mode (from 0 to 2) (default none)
     none            0            ..FV.....T.
     interleave      1            ..FV.....T.
     i               1            ..FV.....T.
     deinterleave    2            ..FV.....T.
     d               2            ..FV.....T.
  a                 <int>        ..FV.....T. select alpha mode (from 0 to 2) (default none)
     none            0            ..FV.....T.
     interleave      1            ..FV.....T.
     i               1            ..FV.....T.
     deinterleave    2            ..FV.....T.
     d               2            ..FV.....T.
  luma_swap         <boolean>    ..FV.....T. swap luma fields (default false)
  ls                <boolean>    ..FV.....T. swap luma fields (default false)
  chroma_swap       <boolean>    ..FV.....T. swap chroma fields (default false)
  cs                <boolean>    ..FV.....T. swap chroma fields (default false)
  alpha_swap        <boolean>    ..FV.....T. swap alpha fields (default false)
  as                <boolean>    ..FV.....T. swap alpha fields (default false)

inflate AVOptions:
  threshold0        <int>        ..FV.....T. set threshold for 1st plane (from 0 to 65535) (default 65535)
  threshold1        <int>        ..FV.....T. set threshold for 2nd plane (from 0 to 65535) (default 65535)
  threshold2        <int>        ..FV.....T. set threshold for 3rd plane (from 0 to 65535) (default 65535)
  threshold3        <int>        ..FV.....T. set threshold for 4th plane (from 0 to 65535) (default 65535)

interlace AVOptions:
  scan              <int>        ..FV....... scanning mode (from 0 to 1) (default tff)
     tff             0            ..FV....... top field first
     bff             1            ..FV....... bottom field first
  lowpass           <int>        ..FV....... set vertical low-pass filter (from 0 to 2) (default linear)
     off             0            ..FV....... disable vertical low-pass filter
     linear          1            ..FV....... linear vertical low-pass filter
     complex         2            ..FV....... complex vertical low-pass filter

interleave AVOptions:
  nb_inputs         <int>        ..FV....... set number of inputs (from 1 to INT_MAX) (default 2)
  n                 <int>        ..FV....... set number of inputs (from 1 to INT_MAX) (default 2)
  duration          <int>        ..FV....... how to determine the end-of-stream (from 0 to 2) (default longest)
     longest         0            ..FV....... Duration of longest input
     shortest        1            ..FV....... Duration of shortest input
     first           2            ..FV....... Duration of first input

kerndeint AVOptions:
  thresh            <int>        ..FV....... set the threshold (from 0 to 255) (default 10)
  map               <boolean>    ..FV....... set the map (default false)
  order             <boolean>    ..FV....... set the order (default false)
  sharp             <boolean>    ..FV....... set sharpening (default false)
  twoway            <boolean>    ..FV....... set twoway (default false)

kirsch AVOptions:
  planes            <int>        ..FV.....T. set planes to filter (from 0 to 15) (default 15)
  scale             <float>      ..FV.....T. set scale (from 0 to 65535) (default 1)
  delta             <float>      ..FV.....T. set delta (from -65535 to 65535) (default 0)

lagfun AVOptions:
  decay             <float>      ..FV.....T. set decay (from 0 to 1) (default 0.95)
  planes            <flags>      ..FV.....T. set what planes to filter (default F)

lenscorrection AVOptions:
  cx                <double>     ..FV.....T. set relative center x (from 0 to 1) (default 0.5)
  cy                <double>     ..FV.....T. set relative center y (from 0 to 1) (default 0.5)
  k1                <double>     ..FV.....T. set quadratic distortion factor (from -1 to 1) (default 0)
  k2                <double>     ..FV.....T. set double quadratic distortion factor (from -1 to 1) (default 0)
  i                 <int>        ..FV.....T. set interpolation type (from 0 to 64) (default nearest)
     nearest         0            ..FV.....T. nearest neighbour
     bilinear        1            ..FV.....T. bilinear
  fc                <color>      ..FV.....T. set the color of the unmapped pixels (default "black@0")

libvmaf AVOptions:
  model_path        <string>     ..FV....... Set the model to be used for computing vmaf. (default "/usr/local/share/model/vmaf_v0.6.1.pkl")
  log_path          <string>     ..FV....... Set the file path to be used to store logs.
  log_fmt           <string>     ..FV....... Set the format of the log (csv, json or xml).
  enable_transform  <boolean>    ..FV....... Enables transform for computing vmaf. (default false)
  phone_model       <boolean>    ..FV....... Invokes the phone model that will generate higher VMAF scores. (default false)
  psnr              <boolean>    ..FV....... Enables computing psnr along with vmaf. (default false)
  ssim              <boolean>    ..FV....... Enables computing ssim along with vmaf. (default false)
  ms_ssim           <boolean>    ..FV....... Enables computing ms-ssim along with vmaf. (default false)
  pool              <string>     ..FV....... Set the pool method to be used for computing vmaf.
  n_threads         <int>        ..FV....... Set number of threads to be used when computing vmaf. (from 0 to UINT32_MAX) (default 0)
  n_subsample       <int>        ..FV....... Set interval for frame subsampling used when computing vmaf. (from 1 to UINT32_MAX) (default 1)
  enable_conf_interval <boolean>    ..FV....... Enables confidence interval. (default false)

framesync AVOptions:
  eof_action        <int>        ..FV....... Action to take when encountering EOF from secondary input  (from 0 to 2) (default repeat)
     repeat          0            ..FV....... Repeat the previous frame.
     endall          1            ..FV....... End both streams.
     pass            2            ..FV....... Pass through the main input.
  shortest          <boolean>    ..FV....... force termination when the shortest input terminates (default false)
  repeatlast        <boolean>    ..FV....... extend last frame of secondary streams beyond EOF (default true)

limiter AVOptions:
  min               <int>        ..FV.....T. set min value (from 0 to 65535) (default 0)
  max               <int>        ..FV.....T. set max value (from 0 to 65535) (default 65535)
  planes            <int>        ..FV.....T. set planes (from 0 to 15) (default 15)

loop AVOptions:
  loop              <int>        ..FV....... number of loops (from -1 to INT_MAX) (default 0)
  size              <int64>      ..FV....... max number of frames to loop (from 0 to 32767) (default 0)
  start             <int64>      ..FV....... set the loop start frame (from 0 to I64_MAX) (default 0)

lumakey AVOptions:
  threshold         <double>     ..FV.....T. set the threshold value (from 0 to 1) (default 0)
  tolerance         <double>     ..FV.....T. set the tolerance value (from 0 to 1) (default 0.01)
  softness          <double>     ..FV.....T. set the softness value (from 0 to 1) (default 0)

lut AVOptions:
  c0                <string>     ..FV.....T. set component #0 expression (default "clipval")
  c1                <string>     ..FV.....T. set component #1 expression (default "clipval")
  c2                <string>     ..FV.....T. set component #2 expression (default "clipval")
  c3                <string>     ..FV.....T. set component #3 expression (default "clipval")
  y                 <string>     ..FV.....T. set Y expression (default "clipval")
  u                 <string>     ..FV.....T. set U expression (default "clipval")
  v                 <string>     ..FV.....T. set V expression (default "clipval")
  r                 <string>     ..FV.....T. set R expression (default "clipval")
  g                 <string>     ..FV.....T. set G expression (default "clipval")
  b                 <string>     ..FV.....T. set B expression (default "clipval")
  a                 <string>     ..FV.....T. set A expression (default "clipval")

lut1d AVOptions:
  file              <string>     ..FV.....T. set 1D LUT file name
  interp            <int>        ..FV.....T. select interpolation mode (from 0 to 4) (default linear)
     nearest         0            ..FV.....T. use values from the nearest defined points
     linear          1            ..FV.....T. use values from the linear interpolation
     cosine          3            ..FV.....T. use values from the cosine interpolation
     cubic           2            ..FV.....T. use values from the cubic interpolation
     spline          4            ..FV.....T. use values from the spline interpolation

lut2 AVOptions:
  c0                <string>     ..FV.....T. set component #0 expression (default "x")
  c1                <string>     ..FV.....T. set component #1 expression (default "x")
  c2                <string>     ..FV.....T. set component #2 expression (default "x")
  c3                <string>     ..FV.....T. set component #3 expression (default "x")
  d                 <int>        ..FV....... set output depth (from 0 to 16) (default 0)

framesync AVOptions:
  eof_action        <int>        ..FV....... Action to take when encountering EOF from secondary input  (from 0 to 2) (default repeat)
     repeat          0            ..FV....... Repeat the previous frame.
     endall          1            ..FV....... End both streams.
     pass            2            ..FV....... Pass through the main input.
  shortest          <boolean>    ..FV....... force termination when the shortest input terminates (default false)
  repeatlast        <boolean>    ..FV....... extend last frame of secondary streams beyond EOF (default true)

lut3d AVOptions:
  file              <string>     ..FV....... set 3D LUT file name
  interp            <int>        ..FV.....T. select interpolation mode (from 0 to 4) (default tetrahedral)
     nearest         0            ..FV.....T. use values from the nearest defined points
     trilinear       1            ..FV.....T. interpolate values using the 8 points defining a cube
     tetrahedral     2            ..FV.....T. interpolate values using a tetrahedron
     pyramid         3            ..FV.....T. interpolate values using a pyramid
     prism           4            ..FV.....T. interpolate values using a prism

lutrgb AVOptions:
  c0                <string>     ..FV.....T. set component #0 expression (default "clipval")
  c1                <string>     ..FV.....T. set component #1 expression (default "clipval")
  c2                <string>     ..FV.....T. set component #2 expression (default "clipval")
  c3                <string>     ..FV.....T. set component #3 expression (default "clipval")
  y                 <string>     ..FV.....T. set Y expression (default "clipval")
  u                 <string>     ..FV.....T. set U expression (default "clipval")
  v                 <string>     ..FV.....T. set V expression (default "clipval")
  r                 <string>     ..FV.....T. set R expression (default "clipval")
  g                 <string>     ..FV.....T. set G expression (default "clipval")
  b                 <string>     ..FV.....T. set B expression (default "clipval")
  a                 <string>     ..FV.....T. set A expression (default "clipval")

lutyuv AVOptions:
  c0                <string>     ..FV.....T. set component #0 expression (default "clipval")
  c1                <string>     ..FV.....T. set component #1 expression (default "clipval")
  c2                <string>     ..FV.....T. set component #2 expression (default "clipval")
  c3                <string>     ..FV.....T. set component #3 expression (default "clipval")
  y                 <string>     ..FV.....T. set Y expression (default "clipval")
  u                 <string>     ..FV.....T. set U expression (default "clipval")
  v                 <string>     ..FV.....T. set V expression (default "clipval")
  r                 <string>     ..FV.....T. set R expression (default "clipval")
  g                 <string>     ..FV.....T. set G expression (default "clipval")
  b                 <string>     ..FV.....T. set B expression (default "clipval")
  a                 <string>     ..FV.....T. set A expression (default "clipval")

maskedclamp AVOptions:
  undershoot        <int>        ..FV.....T. set undershoot (from 0 to 65535) (default 0)
  overshoot         <int>        ..FV.....T. set overshoot (from 0 to 65535) (default 0)
  planes            <int>        ..FV.....T. set planes (from 0 to 15) (default 15)

maskedmax AVOptions:
  planes            <int>        ..FV.....T. set planes (from 0 to 15) (default 15)

maskedmerge AVOptions:
  planes            <int>        ..FV.....T. set planes (from 0 to 15) (default 15)

maskedmin AVOptions:
  planes            <int>        ..FV.....T. set planes (from 0 to 15) (default 15)

maskedthreshold AVOptions:
  threshold         <int>        ..FV.....T. set threshold (from 0 to 65535) (default 1)
  planes            <int>        ..FV.....T. set planes (from 0 to 15) (default 15)

maskfun AVOptions:
  low               <int>        ..FV.....T. set low threshold (from 0 to 65535) (default 10)
  high              <int>        ..FV.....T. set high threshold (from 0 to 65535) (default 10)
  planes            <int>        ..FV.....T. set planes (from 0 to 15) (default 15)
  fill              <int>        ..FV.....T. set fill value (from 0 to 65535) (default 0)
  sum               <int>        ..FV.....T. set sum value (from 0 to 65535) (default 10)

median AVOptions:
  radius            <int>        ..FV.....T. set median radius (from 1 to 127) (default 1)
  planes            <int>        ..FV.....T. set planes to filter (from 0 to 15) (default 15)
  radiusV           <int>        ..FV.....T. set median vertical radius (from 0 to 127) (default 0)
  percentile        <float>      ..FV.....T. set median percentile (from 0 to 1) (default 0.5)

mergeplanes AVOptions:
  mapping           <int>        ..FV....... set input to output plane mapping (from 0 to 8.58993e+08) (default 0)
  format            <pix_fmt>    ..FV....... set output pixel format (default yuva444p)

mestimate AVOptions:
  method            <int>        ..FV....... motion estimation method (from 1 to 9) (default esa)
     esa             1            ..FV....... exhaustive search
     tss             2            ..FV....... three step search
     tdls            3            ..FV....... two dimensional logarithmic search
     ntss            4            ..FV....... new three step search
     fss             5            ..FV....... four step search
     ds              6            ..FV....... diamond search
     hexbs           7            ..FV....... hexagon-based search
     epzs            8            ..FV....... enhanced predictive zonal search
     umh             9            ..FV....... uneven multi-hexagon search
  mb_size           <int>        ..FV....... macroblock size (from 8 to INT_MAX) (default 16)
  search_param      <int>        ..FV....... search parameter (from 4 to INT_MAX) (default 7)

metadata AVOptions:
  mode              <int>        ..FV....... set a mode of operation (from 0 to 4) (default select)
     select          0            ..FV....... select frame
     add             1            ..FV....... add new metadata
     modify          2            ..FV....... modify metadata
     delete          3            ..FV....... delete metadata
     print           4            ..FV....... print metadata
  key               <string>     ..FV....... set metadata key
  value             <string>     ..FV....... set metadata value
  function          <int>        ..FV....... function for comparing values (from 0 to 6) (default same_str)
     same_str        0            ..FV.......
     starts_with     1            ..FV.......
     less            2            ..FV.......
     equal           3            ..FV.......
     greater         4            ..FV.......
     expr            5            ..FV.......
     ends_with       6            ..FV.......
  expr              <string>     ..FV....... set expression for expr function
  file              <string>     ..FV....... set file where to print metadata information
  direct            <boolean>    ..FV....... reduce buffering when printing to user-set file or pipe (default false)

midequalizer AVOptions:
  planes            <int>        ..FV....... set planes (from 0 to 15) (default 15)

minterpolate AVOptions:
  fps               <video_rate> ..FV....... output's frame rate (default "60")
  mi_mode           <int>        ..FV....... motion interpolation mode (from 0 to 2) (default mci)
     dup             0            ..FV....... duplicate frames
     blend           1            ..FV....... blend frames
     mci             2            ..FV....... motion compensated interpolation
  mc_mode           <int>        ..FV....... motion compensation mode (from 0 to 1) (default obmc)
     obmc            0            ..FV....... overlapped block motion compensation
     aobmc           1            ..FV....... adaptive overlapped block motion compensation
  me_mode           <int>        ..FV....... motion estimation mode (from 0 to 1) (default bilat)
     bidir           0            ..FV....... bidirectional motion estimation
     bilat           1            ..FV....... bilateral motion estimation
  me                <int>        ..FV....... motion estimation method (from 1 to 9) (default epzs)
     esa             1            ..FV....... exhaustive search
     tss             2            ..FV....... three step search
     tdls            3            ..FV....... two dimensional logarithmic search
     ntss            4            ..FV....... new three step search
     fss             5            ..FV....... four step search
     ds              6            ..FV....... diamond search
     hexbs           7            ..FV....... hexagon-based search
     epzs            8            ..FV....... enhanced predictive zonal search
     umh             9            ..FV....... uneven multi-hexagon search
  mb_size           <int>        ..FV....... macroblock size (from 4 to 16) (default 16)
  search_param      <int>        ..FV....... search parameter (from 4 to INT_MAX) (default 32)
  vsbmc             <int>        ..FV....... variable-size block motion compensation (from 0 to 1) (default 0)
  scd               <int>        ..FV....... scene change detection method (from 0 to 1) (default fdiff)
     none            0            ..FV....... disable detection
     fdiff           1            ..FV....... frame difference
  scd_threshold     <double>     ..FV....... scene change threshold (from 0 to 100) (default 10)

mix AVOptions:
  inputs            <int>        ..FV....... set number of inputs (from 2 to 32767) (default 2)
  weights           <string>     ..FV.....T. set weight for each input (default "1 1")
  scale             <float>      ..FV.....T. set scale (from 0 to 32767) (default 0)
  duration          <int>        ..FV....... how to determine end of stream (from 0 to 2) (default longest)
     longest         0            ..FV....... Duration of longest input
     shortest        1            ..FV....... Duration of shortest input
     first           2            ..FV....... Duration of first input

monochrome AVOptions:
  cb                <float>      ..FV.....T. set the chroma blue spot (from -1 to 1) (default 0)
  cr                <float>      ..FV.....T. set the chroma red spot (from -1 to 1) (default 0)
  size              <float>      ..FV.....T. set the color filter size (from 0.1 to 10) (default 1)
  high              <float>      ..FV.....T. set the highlights strength (from 0 to 1) (default 0)

mpdecimate AVOptions:
  max               <int>        ..FV....... set the maximum number of consecutive dropped frames (positive), or the minimum interval between dropped frames (negative) (from INT_MIN to INT_MAX) (default 0)
  hi                <int>        ..FV....... set high dropping threshold (from INT_MIN to INT_MAX) (default 768)
  lo                <int>        ..FV....... set low dropping threshold (from INT_MIN to INT_MAX) (default 320)
  frac              <float>      ..FV....... set fraction dropping threshold (from 0 to 1) (default 0.33)

msad AVOptions:

framesync AVOptions:
  eof_action        <int>        ..FV....... Action to take when encountering EOF from secondary input  (from 0 to 2) (default repeat)
     repeat          0            ..FV....... Repeat the previous frame.
     endall          1            ..FV....... End both streams.
     pass            2            ..FV....... Pass through the main input.
  shortest          <boolean>    ..FV....... force termination when the shortest input terminates (default false)
  repeatlast        <boolean>    ..FV....... extend last frame of secondary streams beyond EOF (default true)

negate AVOptions:
  negate_alpha      <boolean>    ..FV.....T. (default false)

nlmeans AVOptions:
  s                 <double>     ..FV....... denoising strength (from 1 to 30) (default 1)
  p                 <int>        ..FV....... patch size (from 0 to 99) (default 7)
  pc                <int>        ..FV....... patch size for chroma planes (from 0 to 99) (default 0)
  r                 <int>        ..FV....... research window (from 0 to 99) (default 15)
  rc                <int>        ..FV....... research window for chroma planes (from 0 to 99) (default 0)

nnedi AVOptions:
  weights           <string>     ..FV....... set weights file (default "nnedi3_weights.bin")
  deint             <int>        ..FV.....T. set which frames to deinterlace (from 0 to 1) (default all)
     all             0            ..FV.....T. deinterlace all frames
     interlaced      1            ..FV.....T. only deinterlace frames marked as interlaced
  field             <int>        ..FV.....T. set mode of operation (from -2 to 3) (default a)
     af              -2           ..FV.....T. use frame flags, both fields
     a               -1           ..FV.....T. use frame flags, single field
     t               0            ..FV.....T. use top field only
     b               1            ..FV.....T. use bottom field only
     tf              2            ..FV.....T. use both fields, top first
     bf              3            ..FV.....T. use both fields, bottom first
  planes            <int>        ..FV.....T. set which planes to process (from 0 to 15) (default 7)
  nsize             <int>        ..FV.....T. set size of local neighborhood around each pixel, used by the predictor neural network (from 0 to 6) (default s32x4)
     s8x6            0            ..FV.....T.
     s16x6           1            ..FV.....T.
     s32x6           2            ..FV.....T.
     s48x6           3            ..FV.....T.
     s8x4            4            ..FV.....T.
     s16x4           5            ..FV.....T.
     s32x4           6            ..FV.....T.
  nns               <int>        ..FV.....T. set number of neurons in predictor neural network (from 0 to 4) (default n32)
     n16             0            ..FV.....T.
     n32             1            ..FV.....T.
     n64             2            ..FV.....T.
     n128            3            ..FV.....T.
     n256            4            ..FV.....T.
  qual              <int>        ..FV.....T. set quality (from 1 to 2) (default fast)
     fast            1            ..FV.....T.
     slow            2            ..FV.....T.
  etype             <int>        ..FV.....T. set which set of weights to use in the predictor (from 0 to 1) (default a)
     a               0            ..FV.....T. weights trained to minimize absolute error
     abs             0            ..FV.....T. weights trained to minimize absolute error
     s               1            ..FV.....T. weights trained to minimize squared error
     mse             1            ..FV.....T. weights trained to minimize squared error
  pscrn             <int>        ..FV.....T. set prescreening (from 0 to 4) (default new)
     none            0            ..FV.....T.
     original        1            ..FV.....T.
     new             2            ..FV.....T.
     new2            3            ..FV.....T.
     new3            4            ..FV.....T.

noformat AVOptions:
  pix_fmts          <string>     ..FV....... A '|'-separated list of pixel formats

noise AVOptions:
  all_seed          <int>        ..FV....... set component #0 noise seed (from -1 to INT_MAX) (default -1)
  all_strength      <int>        ..FV....... set component #0 strength (from 0 to 100) (default 0)
  alls              <int>        ..FV....... set component #0 strength (from 0 to 100) (default 0)
  all_flags         <flags>      ..FV....... set component #0 flags (default 0)
     a                            ..FV....... averaged noise
     p                            ..FV....... (semi)regular pattern
     t                            ..FV....... temporal noise
     u                            ..FV....... uniform noise
  allf              <flags>      ..FV....... set component #0 flags (default 0)
     a                            ..FV....... averaged noise
     p                            ..FV....... (semi)regular pattern
     t                            ..FV....... temporal noise
     u                            ..FV....... uniform noise
  c0_seed           <int>        ..FV....... set component #0 noise seed (from -1 to INT_MAX) (default -1)
  c0_strength       <int>        ..FV....... set component #0 strength (from 0 to 100) (default 0)
  c0s               <int>        ..FV....... set component #0 strength (from 0 to 100) (default 0)
  c0_flags          <flags>      ..FV....... set component #0 flags (default 0)
     a                            ..FV....... averaged noise
     p                            ..FV....... (semi)regular pattern
     t                            ..FV....... temporal noise
     u                            ..FV....... uniform noise
  c0f               <flags>      ..FV....... set component #0 flags (default 0)
     a                            ..FV....... averaged noise
     p                            ..FV....... (semi)regular pattern
     t                            ..FV....... temporal noise
     u                            ..FV....... uniform noise
  c1_seed           <int>        ..FV....... set component #1 noise seed (from -1 to INT_MAX) (default -1)
  c1_strength       <int>        ..FV....... set component #1 strength (from 0 to 100) (default 0)
  c1s               <int>        ..FV....... set component #1 strength (from 0 to 100) (default 0)
  c1_flags          <flags>      ..FV....... set component #1 flags (default 0)
     a                            ..FV....... averaged noise
     p                            ..FV....... (semi)regular pattern
     t                            ..FV....... temporal noise
     u                            ..FV....... uniform noise
  c1f               <flags>      ..FV....... set component #1 flags (default 0)
     a                            ..FV....... averaged noise
     p                            ..FV....... (semi)regular pattern
     t                            ..FV....... temporal noise
     u                            ..FV....... uniform noise
  c2_seed           <int>        ..FV....... set component #2 noise seed (from -1 to INT_MAX) (default -1)
  c2_strength       <int>        ..FV....... set component #2 strength (from 0 to 100) (default 0)
  c2s               <int>        ..FV....... set component #2 strength (from 0 to 100) (default 0)
  c2_flags          <flags>      ..FV....... set component #2 flags (default 0)
     a                            ..FV....... averaged noise
     p                            ..FV....... (semi)regular pattern
     t                            ..FV....... temporal noise
     u                            ..FV....... uniform noise
  c2f               <flags>      ..FV....... set component #2 flags (default 0)
     a                            ..FV....... averaged noise
     p                            ..FV....... (semi)regular pattern
     t                            ..FV....... temporal noise
     u                            ..FV....... uniform noise
  c3_seed           <int>        ..FV....... set component #3 noise seed (from -1 to INT_MAX) (default -1)
  c3_strength       <int>        ..FV....... set component #3 strength (from 0 to 100) (default 0)
  c3s               <int>        ..FV....... set component #3 strength (from 0 to 100) (default 0)
  c3_flags          <flags>      ..FV....... set component #3 flags (default 0)
     a                            ..FV....... averaged noise
     p                            ..FV....... (semi)regular pattern
     t                            ..FV....... temporal noise
     u                            ..FV....... uniform noise
  c3f               <flags>      ..FV....... set component #3 flags (default 0)
     a                            ..FV....... averaged noise
     p                            ..FV....... (semi)regular pattern
     t                            ..FV....... temporal noise
     u                            ..FV....... uniform noise

normalize AVOptions:
  blackpt           <color>      ..FV.....T. output color to which darkest input color is mapped (default "black")
  whitept           <color>      ..FV.....T. output color to which brightest input color is mapped (default "white")
  smoothing         <int>        ..FV....... amount of temporal smoothing of the input range, to reduce flicker (from 0 to 2.68435e+08) (default 0)
  independence      <float>      ..FV.....T. proportion of independent to linked channel normalization (from 0 to 1) (default 1)
  strength          <float>      ..FV.....T. strength of filter, from no effect to full normalization (from 0 to 1) (default 1)

oscilloscope AVOptions:
  x                 <float>      ..FV.....T. set scope x position (from 0 to 1) (default 0.5)
  y                 <float>      ..FV.....T. set scope y position (from 0 to 1) (default 0.5)
  s                 <float>      ..FV.....T. set scope size (from 0 to 1) (default 0.8)
  t                 <float>      ..FV.....T. set scope tilt (from 0 to 1) (default 0.5)
  o                 <float>      ..FV.....T. set trace opacity (from 0 to 1) (default 0.8)
  tx                <float>      ..FV.....T. set trace x position (from 0 to 1) (default 0.5)
  ty                <float>      ..FV.....T. set trace y position (from 0 to 1) (default 0.9)
  tw                <float>      ..FV.....T. set trace width (from 0.1 to 1) (default 0.8)
  th                <float>      ..FV.....T. set trace height (from 0.1 to 1) (default 0.3)
  c                 <int>        ..FV.....T. set components to trace (from 0 to 15) (default 7)
  g                 <boolean>    ..FV.....T. draw trace grid (default true)
  st                <boolean>    ..FV.....T. draw statistics (default true)
  sc                <boolean>    ..FV.....T. draw scope (default true)

overlay AVOptions:
  x                 <string>     ..FV....... set the x expression (default "0")
  y                 <string>     ..FV....... set the y expression (default "0")
  eof_action        <int>        ..FV....... Action to take when encountering EOF from secondary input  (from 0 to 2) (default repeat)
     repeat          0            ..FV....... Repeat the previous frame.
     endall          1            ..FV....... End both streams.
     pass            2            ..FV....... Pass through the main input.
  eval              <int>        ..FV....... specify when to evaluate expressions (from 0 to 1) (default frame)
     init            0            ..FV....... eval expressions once during initialization
     frame           1            ..FV....... eval expressions per-frame
  shortest          <boolean>    ..FV....... force termination when the shortest input terminates (default false)
  format            <int>        ..FV....... set output format (from 0 to 7) (default yuv420)
     yuv420          0            ..FV....... 
     yuv420p10       1            ..FV....... 
     yuv422          2            ..FV....... 
     yuv422p10       3            ..FV....... 
     yuv444          4            ..FV....... 
     rgb             5            ..FV....... 
     gbrp            6            ..FV....... 
     auto            7            ..FV....... 
  repeatlast        <boolean>    ..FV....... repeat overlay of the last overlay frame (default true)
  alpha             <int>        ..FV....... alpha format (from 0 to 1) (default straight)
     straight        0            ..FV....... 
     premultiplied   1            ..FV....... 

framesync AVOptions:
  eof_action        <int>        ..FV....... Action to take when encountering EOF from secondary input  (from 0 to 2) (default repeat)
     repeat          0            ..FV....... Repeat the previous frame.
     endall          1            ..FV....... End both streams.
     pass            2            ..FV....... Pass through the main input.
  shortest          <boolean>    ..FV....... force termination when the shortest input terminates (default false)
  repeatlast        <boolean>    ..FV....... extend last frame of secondary streams beyond EOF (default true)

overlay_qsv AVOptions:
  x                 <string>     ..FV....... Overlay x position (default "0")
  y                 <string>     ..FV....... Overlay y position (default "0")
  w                 <string>     ..FV....... Overlay width (default "overlay_iw")
  h                 <string>     ..FV....... Overlay height (default "overlay_ih*w/overlay_iw")
  alpha             <int>        ..FV....... Overlay global alpha (from 0 to 255) (default 255)
  eof_action        <int>        ..FV....... Action to take when encountering EOF from secondary input  (from 0 to 2) (default repeat)
     repeat          0            ..FV....... Repeat the previous frame.
     endall          1            ..FV....... End both streams.
     pass            2            ..FV....... Pass through the main input.
  shortest          <boolean>    ..FV....... force termination when the shortest input terminates (default false)
  repeatlast        <boolean>    ..FV....... repeat overlay of the last overlay frame (default true)

framesync AVOptions:
  eof_action        <int>        ..FV....... Action to take when encountering EOF from secondary input  (from 0 to 2) (default repeat)
     repeat          0            ..FV....... Repeat the previous frame.
     endall          1            ..FV....... End both streams.
     pass            2            ..FV....... Pass through the main input.
  shortest          <boolean>    ..FV....... force termination when the shortest input terminates (default false)
  repeatlast        <boolean>    ..FV....... extend last frame of secondary streams beyond EOF (default true)

overlay_cuda AVOptions:
  x                 <string>     ..FV....... set the x expression of overlay (default "0")
  y                 <string>     ..FV....... set the y expression of overlay (default "0")
  eof_action        <int>        ..FV....... Action to take when encountering EOF from secondary input  (from 0 to 2) (default repeat)
     repeat          0            ..FV....... Repeat the previous frame.
     endall          1            ..FV....... End both streams.
     pass            2            ..FV....... Pass through the main input.
  eval              <int>        ..FV....... specify when to evaluate expressions (from 0 to 1) (default frame)
     init            0            ..FV....... eval expressions once during initialization
     frame           1            ..FV....... eval expressions per-frame
  shortest          <boolean>    ..FV....... force termination when the shortest input terminates (default false)
  repeatlast        <boolean>    ..FV....... repeat overlay of the last overlay frame (default true)

framesync AVOptions:
  eof_action        <int>        ..FV....... Action to take when encountering EOF from secondary input  (from 0 to 2) (default repeat)
     repeat          0            ..FV....... Repeat the previous frame.
     endall          1            ..FV....... End both streams.
     pass            2            ..FV....... Pass through the main input.
  shortest          <boolean>    ..FV....... force termination when the shortest input terminates (default false)
  repeatlast        <boolean>    ..FV....... extend last frame of secondary streams beyond EOF (default true)

owdenoise AVOptions:
  depth             <int>        ..FV....... set depth (from 8 to 16) (default 8)
  luma_strength     <double>     ..FV....... set luma strength (from 0 to 1000) (default 1)
  ls                <double>     ..FV....... set luma strength (from 0 to 1000) (default 1)
  chroma_strength   <double>     ..FV....... set chroma strength (from 0 to 1000) (default 1)
  cs                <double>     ..FV....... set chroma strength (from 0 to 1000) (default 1)

pad AVOptions:
  width             <string>     ..FV....... set the pad area width expression (default "iw")
  w                 <string>     ..FV....... set the pad area width expression (default "iw")
  height            <string>     ..FV....... set the pad area height expression (default "ih")
  h                 <string>     ..FV....... set the pad area height expression (default "ih")
  x                 <string>     ..FV....... set the x offset expression for the input image position (default "0")
  y                 <string>     ..FV....... set the y offset expression for the input image position (default "0")
  color             <color>      ..FV....... set the color of the padded area border (default "black")
  eval              <int>        ..FV....... specify when to evaluate expressions (from 0 to 1) (default init)
     init            0            ..FV....... eval expressions once during initialization
     frame           1            ..FV....... eval expressions during initialization and per-frame
  aspect            <rational>   ..FV....... pad to fit an aspect instead of a resolution (from 0 to DBL_MAX) (default 0/1)

palettegen AVOptions:
  max_colors        <int>        ..FV....... set the maximum number of colors to use in the palette (from 4 to 256) (default 256)
  reserve_transparent <boolean>    ..FV....... reserve a palette entry for transparency (default true)
  transparency_color <color>      ..FV....... set a background color for transparency (default "lime")
  stats_mode        <int>        ..FV....... set statistics mode (from 0 to 2) (default full)
     full            0            ..FV....... compute full frame histograms
     diff            1            ..FV....... compute histograms only for the part that differs from previous frame
     single          2            ..FV....... compute new histogram for each frame

paletteuse AVOptions:
  dither            <int>        ..FV....... select dithering mode (from 0 to 5) (default sierra2_4a)
     bayer           1            ..FV....... ordered 8x8 bayer dithering (deterministic)
     heckbert        2            ..FV....... dithering as defined by Paul Heckbert in 1982 (simple error diffusion)
     floyd_steinberg 3            ..FV....... Floyd and Steingberg dithering (error diffusion)
     sierra2         4            ..FV....... Frankie Sierra dithering v2 (error diffusion)
     sierra2_4a      5            ..FV....... Frankie Sierra dithering v2 "Lite" (error diffusion)
  bayer_scale       <int>        ..FV....... set scale for bayer dithering (from 0 to 5) (default 2)
  diff_mode         <int>        ..FV....... set frame difference mode (from 0 to 1) (default 0)
     rectangle       1            ..FV....... process smallest different rectangle
  new               <boolean>    ..FV....... take new palette for each output frame (default false)
  alpha_threshold   <int>        ..FV....... set the alpha threshold for transparency (from 0 to 255) (default 128)
  debug_kdtree      <string>     ..FV....... save Graphviz graph of the kdtree in specified file
  color_search      <int>        ..FV....... set reverse colormap color search method (from 0 to 2) (default nns_iterative)
     nns_iterative   0            ..FV....... iterative search
     nns_recursive   1            ..FV....... recursive search
     bruteforce      2            ..FV....... brute-force into the palette
  mean_err          <boolean>    ..FV....... compute and print mean error (default false)
  debug_accuracy    <boolean>    ..FV....... test color search accuracy (default false)

perms AVOptions:
  mode              <int>        ..FVA...... select permissions mode (from 0 to 4) (default none)
     none            0            ..FVA...... do nothing
     ro              1            ..FVA...... set all output frames read-only
     rw              2            ..FVA...... set all output frames writable
     toggle          3            ..FVA...... switch permissions
     random          4            ..FVA...... set permissions randomly
  seed              <int64>      ..FVA...... set the seed for the random mode (from -1 to UINT32_MAX) (default -1)

perspective AVOptions:
  x0                <string>     ..FV....... set top left x coordinate (default "0")
  y0                <string>     ..FV....... set top left y coordinate (default "0")
  x1                <string>     ..FV....... set top right x coordinate (default "W")
  y1                <string>     ..FV....... set top right y coordinate (default "0")
  x2                <string>     ..FV....... set bottom left x coordinate (default "0")
  y2                <string>     ..FV....... set bottom left y coordinate (default "H")
  x3                <string>     ..FV....... set bottom right x coordinate (default "W")
  y3                <string>     ..FV....... set bottom right y coordinate (default "H")
  interpolation     <int>        ..FV....... set interpolation (from 0 to 1) (default linear)
     linear          0            ..FV....... 
     cubic           1            ..FV....... 
  sense             <int>        ..FV....... specify the sense of the coordinates (from 0 to 1) (default source)
     source          0            ..FV....... specify locations in source to send to corners in destination
     destination     1            ..FV....... specify locations in destination to send corners of source
  eval              <int>        ..FV....... specify when to evaluate expressions (from 0 to 1) (default init)
     init            0            ..FV....... eval expressions once during initialization
     frame           1            ..FV....... eval expressions per-frame

phase AVOptions:
  mode              <int>        ..FV.....T. set phase mode (from 0 to 8) (default A)
     p               0            ..FV.....T. progressive
     t               1            ..FV.....T. top first
     b               2            ..FV.....T. bottom first
     T               3            ..FV.....T. top first analyze
     B               4            ..FV.....T. bottom first analyze
     u               5            ..FV.....T. analyze
     U               6            ..FV.....T. full analyze
     a               7            ..FV.....T. auto
     A               8            ..FV.....T. auto analyze

photosensitivity AVOptions:
  frames            <int>        ..FV....... set how many frames to use (from 2 to 240) (default 30)
  f                 <int>        ..FV....... set how many frames to use (from 2 to 240) (default 30)
  threshold         <float>      ..FV....... set detection threshold factor (lower is stricter) (from 0.1 to FLT_MAX) (default 1)
  t                 <float>      ..FV....... set detection threshold factor (lower is stricter) (from 0.1 to FLT_MAX) (default 1)
  skip              <int>        ..FV....... set pixels to skip when sampling frames (from 1 to 1024) (default 1)
  bypass            <boolean>    ..FV....... leave frames unchanged (default false)

pixscope AVOptions:
  x                 <float>      ..FV.....T. set scope x offset (from 0 to 1) (default 0.5)
  y                 <float>      ..FV.....T. set scope y offset (from 0 to 1) (default 0.5)
  w                 <int>        ..FV.....T. set scope width (from 1 to 80) (default 7)
  h                 <int>        ..FV.....T. set scope height (from 1 to 80) (default 7)
  o                 <float>      ..FV.....T. set window opacity (from 0 to 1) (default 0.5)
  wx                <float>      ..FV.....T. set window x offset (from -1 to 1) (default -1)
  wy                <float>      ..FV.....T. set window y offset (from -1 to 1) (default -1)

pp AVOptions:
  subfilters        <string>     ..FV....... set postprocess subfilters (default "de")

pp7 AVOptions:
  qp                <int>        ..FV....... force a constant quantizer parameter (from 0 to 64) (default 0)
  mode              <int>        ..FV....... set thresholding mode (from 0 to 2) (default medium)
     hard            0            ..FV....... hard thresholding
     soft            1            ..FV....... soft thresholding
     medium          2            ..FV....... medium thresholding

premultiply AVOptions:
  planes            <int>        ..FV....... set planes (from 0 to 15) (default 15)
  inplace           <boolean>    ..FV....... enable inplace mode (default false)

prewitt AVOptions:
  planes            <int>        ..FV.....T. set planes to filter (from 0 to 15) (default 15)
  scale             <float>      ..FV.....T. set scale (from 0 to 65535) (default 1)
  delta             <float>      ..FV.....T. set delta (from -65535 to 65535) (default 0)

pseudocolor AVOptions:
  c0                <string>     ..FV.....T. set component #0 expression (default "val")
  c1                <string>     ..FV.....T. set component #1 expression (default "val")
  c2                <string>     ..FV.....T. set component #2 expression (default "val")
  c3                <string>     ..FV.....T. set component #3 expression (default "val")
  index             <int>        ..FV.....T. set component as base (from 0 to 3) (default 0)
  i                 <int>        ..FV.....T. set component as base (from 0 to 3) (default 0)
  preset            <int>        ..FV.....T. set preset (from -1 to 9) (default none)
     none            -1           ..FV.....T.
     magma           0            ..FV.....T.
     inferno         1            ..FV.....T.
     plasma          2            ..FV.....T.
     viridis         3            ..FV.....T.
     turbo           4            ..FV.....T.
     cividis         5            ..FV.....T.
     range1          6            ..FV.....T.
     range2          7            ..FV.....T.
     shadows         8            ..FV.....T.
     highlights      9            ..FV.....T.
  p                 <int>        ..FV.....T. set preset (from -1 to 9) (default none)
     none            -1           ..FV.....T.
     magma           0            ..FV.....T.
     inferno         1            ..FV.....T.
     plasma          2            ..FV.....T.
     viridis         3            ..FV.....T.
     turbo           4            ..FV.....T.
     cividis         5            ..FV.....T.
     range1          6            ..FV.....T.
     range2          7            ..FV.....T.
     shadows         8            ..FV.....T.
     highlights      9            ..FV.....T.
  opacity           <float>      ..FV.....T. set pseudocolor opacity (from 0 to 1) (default 1)

psnr AVOptions:
  stats_file        <string>     ..FV....... Set file where to store per-frame difference information
  f                 <string>     ..FV....... Set file where to store per-frame difference information
  stats_version     <int>        ..FV....... Set the format version for the stats file. (from 1 to 2) (default 1)
  output_max        <boolean>    ..FV....... Add raw stats (max values) to the output log. (default false)

framesync AVOptions:
  eof_action        <int>        ..FV....... Action to take when encountering EOF from secondary input  (from 0 to 2) (default repeat)
     repeat          0            ..FV....... Repeat the previous frame.
     endall          1            ..FV....... End both streams.
     pass            2            ..FV....... Pass through the main input.
  shortest          <boolean>    ..FV....... force termination when the shortest input terminates (default false)
  repeatlast        <boolean>    ..FV....... extend last frame of secondary streams beyond EOF (default true)

pullup AVOptions:
  jl                <int>        ..FV....... set left junk size (from 0 to INT_MAX) (default 1)
  jr                <int>        ..FV....... set right junk size (from 0 to INT_MAX) (default 1)
  jt                <int>        ..FV....... set top junk size (from 1 to INT_MAX) (default 4)
  jb                <int>        ..FV....... set bottom junk size (from 1 to INT_MAX) (default 4)
  sb                <boolean>    ..FV....... set strict breaks (default false)
  mp                <int>        ..FV....... set metric plane (from 0 to 2) (default y)
     y               0            ..FV....... luma
     u               1            ..FV....... chroma blue
     v               2            ..FV....... chroma red

qp AVOptions:
  qp                <string>     ..FV....... set qp expression

random AVOptions:
  frames            <int>        ..FV....... set number of frames in cache (from 2 to 512) (default 30)
  seed              <int64>      ..FV....... set the seed (from -1 to UINT32_MAX) (default -1)

readeia608 AVOptions:
  scan_min          <int>        ..FV.....T. set from which line to scan for codes (from 0 to INT_MAX) (default 0)
  scan_max          <int>        ..FV.....T. set to which line to scan for codes (from 0 to INT_MAX) (default 29)
  spw               <float>      ..FV.....T. set ratio of width reserved for sync code detection (from 0.1 to 0.7) (default 0.27)
  chp               <boolean>    ..FV.....T. check and apply parity bit (default false)
  lp                <boolean>    ..FV.....T. lowpass line prior to processing (default true)

readvitc AVOptions:
  scan_max          <int>        ..FV....... maximum line numbers to scan for VITC data (from -1 to INT_MAX) (default 45)
  thr_b             <double>     ..FV....... black color threshold (from 0 to 1) (default 0.2)
  thr_w             <double>     ..FV....... white color threshold (from 0 to 1) (default 0.6)

realtime AVOptions:
  limit             <duration>   ..FVA...... sleep time limit (default 2)
  speed             <double>     ..FVA...... speed factor (from DBL_MIN to DBL_MAX) (default 1)

remap AVOptions:
  format            <int>        ..FV....... set output format (from 0 to 1) (default color)
     color           0            ..FV....... 
     gray            1            ..FV....... 
  fill              <color>      ..FV....... set the color of the unmapped pixels (default "black")

removegrain AVOptions:
  m0                <int>        ..FV....... set mode for 1st plane (from 0 to 24) (default 0)
  m1                <int>        ..FV....... set mode for 2nd plane (from 0 to 24) (default 0)
  m2                <int>        ..FV....... set mode for 3rd plane (from 0 to 24) (default 0)
  m3                <int>        ..FV....... set mode for 4th plane (from 0 to 24) (default 0)

removelogo AVOptions:
  filename          <string>     ..FV....... set bitmap filename
  f                 <string>     ..FV....... set bitmap filename

rgbashift AVOptions:
  rh                <int>        ..FV.....T. shift red horizontally (from -255 to 255) (default 0)
  rv                <int>        ..FV.....T. shift red vertically (from -255 to 255) (default 0)
  gh                <int>        ..FV.....T. shift green horizontally (from -255 to 255) (default 0)
  gv                <int>        ..FV.....T. shift green vertically (from -255 to 255) (default 0)
  bh                <int>        ..FV.....T. shift blue horizontally (from -255 to 255) (default 0)
  bv                <int>        ..FV.....T. shift blue vertically (from -255 to 255) (default 0)
  ah                <int>        ..FV.....T. shift alpha horizontally (from -255 to 255) (default 0)
  av                <int>        ..FV.....T. shift alpha vertically (from -255 to 255) (default 0)
  edge              <int>        ..FV.....T. set edge operation (from 0 to 1) (default smear)
     smear           0            ..FV.....T.
     wrap            1            ..FV.....T.

roberts AVOptions:
  planes            <int>        ..FV.....T. set planes to filter (from 0 to 15) (default 15)
  scale             <float>      ..FV.....T. set scale (from 0 to 65535) (default 1)
  delta             <float>      ..FV.....T. set delta (from -65535 to 65535) (default 0)

rotate AVOptions:
  angle             <string>     ..FV.....T. set angle (in radians) (default "0")
  a                 <string>     ..FV.....T. set angle (in radians) (default "0")
  out_w             <string>     ..FV....... set output width expression (default "iw")
  ow                <string>     ..FV....... set output width expression (default "iw")
  out_h             <string>     ..FV....... set output height expression (default "ih")
  oh                <string>     ..FV....... set output height expression (default "ih")
  fillcolor         <string>     ..FV....... set background fill color (default "black")
  c                 <string>     ..FV....... set background fill color (default "black")
  bilinear          <boolean>    ..FV....... use bilinear interpolation (default true)

sab AVOptions:
  luma_radius       <float>      ..FV....... set luma radius (from 0.1 to 4) (default 1)
  lr                <float>      ..FV....... set luma radius (from 0.1 to 4) (default 1)
  luma_pre_filter_radius <float>      ..FV....... set luma pre-filter radius (from 0.1 to 2) (default 1)
  lpfr              <float>      ..FV....... set luma pre-filter radius (from 0.1 to 2) (default 1)
  luma_strength     <float>      ..FV....... set luma strength (from 0.1 to 100) (default 1)
  ls                <float>      ..FV....... set luma strength (from 0.1 to 100) (default 1)
  chroma_radius     <float>      ..FV....... set chroma radius (from -0.9 to 4) (default -0.9)
  cr                <float>      ..FV....... set chroma radius (from -0.9 to 4) (default -0.9)
  chroma_pre_filter_radius <float>      ..FV....... set chroma pre-filter radius (from -0.9 to 2) (default -0.9)
  cpfr              <float>      ..FV....... set chroma pre-filter radius (from -0.9 to 2) (default -0.9)
  chroma_strength   <float>      ..FV....... set chroma strength (from -0.9 to 100) (default -0.9)
  cs                <float>      ..FV....... set chroma strength (from -0.9 to 100) (default -0.9)

scale AVOptions:
  w                 <string>     ..FV.....T. Output video width
  width             <string>     ..FV.....T. Output video width
  h                 <string>     ..FV.....T. Output video height
  height            <string>     ..FV.....T. Output video height
  flags             <string>     ..FV....... Flags to pass to libswscale (default "bilinear")
  interl            <boolean>    ..FV....... set interlacing (default false)
  in_color_matrix   <string>     ..FV....... set input YCbCr type (default "auto")
     auto                         ..FV.......
     bt601                        ..FV.......
     bt470                        ..FV.......
     smpte170m                    ..FV.......
     bt709                        ..FV.......
     fcc                          ..FV.......
     smpte240m                    ..FV.......
     bt2020                       ..FV.......
  out_color_matrix  <string>     ..FV....... set output YCbCr type
     auto                         ..FV.......
     bt601                        ..FV.......
     bt470                        ..FV.......
     smpte170m                    ..FV.......
     bt709                        ..FV.......
     fcc                          ..FV.......
     smpte240m                    ..FV.......
     bt2020                       ..FV.......
  in_range          <int>        ..FV....... set input color range (from 0 to 2) (default auto)
     auto            0            ..FV.......
     unknown         0            ..FV.......
     full            2            ..FV.......
     limited         1            ..FV.......
     jpeg            2            ..FV.......
     mpeg            1            ..FV.......
     tv              1            ..FV.......
     pc              2            ..FV.......
  out_range         <int>        ..FV....... set output color range (from 0 to 2) (default auto)
     auto            0            ..FV.......
     unknown         0            ..FV.......
     full            2            ..FV.......
     limited         1            ..FV.......
     jpeg            2            ..FV.......
     mpeg            1            ..FV.......
     tv              1            ..FV.......
     pc              2            ..FV.......
  in_v_chr_pos      <int>        ..FV....... input vertical chroma position in luma grid/256 (from -513 to 512) (default -513)
  in_h_chr_pos      <int>        ..FV....... input horizontal chroma position in luma grid/256 (from -513 to 512) (default -513)
  out_v_chr_pos     <int>        ..FV....... output vertical chroma position in luma grid/256 (from -513 to 512) (default -513)
  out_h_chr_pos     <int>        ..FV....... output horizontal chroma position in luma grid/256 (from -513 to 512) (default -513)
  force_original_aspect_ratio <int>        ..FV....... decrease or increase w/h if necessary to keep the original AR (from 0 to 2) (default disable)
     disable         0            ..FV.......
     decrease        1            ..FV.......
     increase        2            ..FV.......
  force_divisible_by <int>        ..FV....... enforce that the output resolution is divisible by a defined integer when force_original_aspect_ratio is used (from 1 to 256) (default 1)
  param0            <double>     ..FV....... Scaler param 0 (from INT_MIN to INT_MAX) (default 123456)
  param1            <double>     ..FV....... Scaler param 1 (from INT_MIN to INT_MAX) (default 123456)
  nb_slices         <int>        ..FV....... set the number of slices (debug purpose only) (from 0 to INT_MAX) (default 0)
  eval              <int>        ..FV....... specify when to evaluate expressions (from 0 to 1) (default init)
     init            0            ..FV....... eval expressions once during initialization
     frame           1            ..FV....... eval expressions during initialization and per-frame

SWScaler AVOptions:

cudascale AVOptions:
  w                 <string>     ..FV....... Output video width (default "iw")
  h                 <string>     ..FV....... Output video height (default "ih")
  interp_algo       <int>        ..FV....... Interpolation algorithm used for resizing (from 0 to 4) (default 0)
     nearest         1            ..FV....... nearest neighbour
     bilinear        2            ..FV....... bilinear
     bicubic         3            ..FV....... bicubic
     lanczos         4            ..FV....... lanczos
  passthrough       <boolean>    ..FV....... Do not process frames at all if parameters match (default true)
  param             <float>      ..FV....... Algorithm-Specific parameter (from -FLT_MAX to FLT_MAX) (default 999999)
  force_original_aspect_ratio <int>        ..FV....... decrease or increase w/h if necessary to keep the original AR (from 0 to 2) (default disable)
     disable         0            ..FV.......
     decrease        1            ..FV.......
     increase        2            ..FV.......
  force_divisible_by <int>        ..FV....... enforce that the output resolution is divisible by a defined integer when force_original_aspect_ratio is used (from 1 to 256) (default 1)

scale_qsv AVOptions:
  w                 <string>     ..FV....... Output video width (default "iw")
  h                 <string>     ..FV....... Output video height (default "ih")
  format            <string>     ..FV....... Output pixel format (default "same")
  mode              <int>        ..FV....... set scaling mode (from 0 to 2) (default 0)
     low_power       1            ..FV....... low power mode
     hq              2            ..FV....... high quality mode

scale2ref AVOptions:
  w                 <string>     ..FV.....T. Output video width
  width             <string>     ..FV.....T. Output video width
  h                 <string>     ..FV.....T. Output video height
  height            <string>     ..FV.....T. Output video height
  flags             <string>     ..FV....... Flags to pass to libswscale (default "bilinear")
  interl            <boolean>    ..FV....... set interlacing (default false)
  in_color_matrix   <string>     ..FV....... set input YCbCr type (default "auto")
     auto                         ..FV.......
     bt601                        ..FV.......
     bt470                        ..FV.......
     smpte170m                    ..FV.......
     bt709                        ..FV.......
     fcc                          ..FV.......
     smpte240m                    ..FV.......
     bt2020                       ..FV.......
  out_color_matrix  <string>     ..FV....... set output YCbCr type
     auto                         ..FV.......
     bt601                        ..FV.......
     bt470                        ..FV.......
     smpte170m                    ..FV.......
     bt709                        ..FV.......
     fcc                          ..FV.......
     smpte240m                    ..FV.......
     bt2020                       ..FV.......
  in_range          <int>        ..FV....... set input color range (from 0 to 2) (default auto)
     auto            0            ..FV.......
     unknown         0            ..FV.......
     full            2            ..FV.......
     limited         1            ..FV.......
     jpeg            2            ..FV.......
     mpeg            1            ..FV.......
     tv              1            ..FV.......
     pc              2            ..FV.......
  out_range         <int>        ..FV....... set output color range (from 0 to 2) (default auto)
     auto            0            ..FV.......
     unknown         0            ..FV.......
     full            2            ..FV.......
     limited         1            ..FV.......
     jpeg            2            ..FV.......
     mpeg            1            ..FV.......
     tv              1            ..FV.......
     pc              2            ..FV.......
  in_v_chr_pos      <int>        ..FV....... input vertical chroma position in luma grid/256 (from -513 to 512) (default -513)
  in_h_chr_pos      <int>        ..FV....... input horizontal chroma position in luma grid/256 (from -513 to 512) (default -513)
  out_v_chr_pos     <int>        ..FV....... output vertical chroma position in luma grid/256 (from -513 to 512) (default -513)
  out_h_chr_pos     <int>        ..FV....... output horizontal chroma position in luma grid/256 (from -513 to 512) (default -513)
  force_original_aspect_ratio <int>        ..FV....... decrease or increase w/h if necessary to keep the original AR (from 0 to 2) (default disable)
     disable         0            ..FV.......
     decrease        1            ..FV.......
     increase        2            ..FV.......
  force_divisible_by <int>        ..FV....... enforce that the output resolution is divisible by a defined integer when force_original_aspect_ratio is used (from 1 to 256) (default 1)
  param0            <double>     ..FV....... Scaler param 0 (from INT_MIN to INT_MAX) (default 123456)
  param1            <double>     ..FV....... Scaler param 1 (from INT_MIN to INT_MAX) (default 123456)
  nb_slices         <int>        ..FV....... set the number of slices (debug purpose only) (from 0 to INT_MAX) (default 0)
  eval              <int>        ..FV....... specify when to evaluate expressions (from 0 to 1) (default init)
     init            0            ..FV....... eval expressions once during initialization
     frame           1            ..FV....... eval expressions during initialization and per-frame

SWScaler AVOptions:

scdet AVOptions:
  threshold         <double>     ..FV....... set scene change detect threshold (from 0 to 100) (default 10)
  t                 <double>     ..FV....... set scene change detect threshold (from 0 to 100) (default 10)
  sc_pass           <boolean>    ..FV....... Set the flag to pass scene change frames (default false)
  s                 <boolean>    ..FV....... Set the flag to pass scene change frames (default false)

scroll AVOptions:
  horizontal        <float>      ..FV.....T. set the horizontal scrolling speed (from -1 to 1) (default 0)
  h                 <float>      ..FV.....T. set the horizontal scrolling speed (from -1 to 1) (default 0)
  vertical          <float>      ..FV.....T. set the vertical scrolling speed (from -1 to 1) (default 0)
  v                 <float>      ..FV.....T. set the vertical scrolling speed (from -1 to 1) (default 0)
  hpos              <float>      ..FV....... set initial horizontal position (from 0 to 1) (default 0)
  vpos              <float>      ..FV....... set initial vertical position (from 0 to 1) (default 0)

select AVOptions:
  expr              <string>     ..FV....... set an expression to use for selecting frames (default "1")
  e                 <string>     ..FV....... set an expression to use for selecting frames (default "1")
  outputs           <int>        ..FV....... set the number of outputs (from 1 to INT_MAX) (default 1)
  n                 <int>        ..FV....... set the number of outputs (from 1 to INT_MAX) (default 1)

selectivecolor AVOptions:
  correction_method <int>        ..FV....... select correction method (from 0 to 1) (default absolute)
     absolute        0            ..FV.......
     relative        1            ..FV.......
  reds              <string>     ..FV....... adjust red regions
  yellows           <string>     ..FV....... adjust yellow regions
  greens            <string>     ..FV....... adjust green regions
  cyans             <string>     ..FV....... adjust cyan regions
  blues             <string>     ..FV....... adjust blue regions
  magentas          <string>     ..FV....... adjust magenta regions
  whites            <string>     ..FV....... adjust white regions
  neutrals          <string>     ..FV....... adjust neutral regions
  blacks            <string>     ..FV....... adjust black regions
  psfile            <string>     ..FV....... set Photoshop selectivecolor file name

sendcmd AVOptions:
  commands          <string>     ..FVA...... set commands
  c                 <string>     ..FVA...... set commands
  filename          <string>     ..FVA...... set commands file
  f                 <string>     ..FVA...... set commands file

setdar AVOptions:
  dar               <string>     ..FV....... set display aspect ratio (default "0")
  ratio             <string>     ..FV....... set display aspect ratio (default "0")
  r                 <string>     ..FV....... set display aspect ratio (default "0")
  max               <int>        ..FV....... set max value for nominator or denominator in the ratio (from 1 to INT_MAX) (default 100)

setfield AVOptions:
  mode              <int>        ..FV....... select interlace mode (from -1 to 2) (default auto)
     auto            -1           ..FV....... keep the same input field
     bff             0            ..FV....... mark as bottom-field-first
     tff             1            ..FV....... mark as top-field-first
     prog            2            ..FV....... mark as progressive

setparams AVOptions:
  field_mode        <int>        ..FV....... select interlace mode (from -1 to 2) (default auto)
     auto            -1           ..FV....... keep the same input field
     bff             0            ..FV....... mark as bottom-field-first
     tff             1            ..FV....... mark as top-field-first
     prog            2            ..FV....... mark as progressive
  range             <int>        ..FV....... select color range (from -1 to 2) (default auto)
     auto            -1           ..FV....... keep the same color range
     unspecified     0            ..FV.......
     unknown         0            ..FV.......
     limited         1            ..FV.......
     tv              1            ..FV.......
     mpeg            1            ..FV.......
     full            2            ..FV.......
     pc              2            ..FV.......
     jpeg            2            ..FV.......
  color_primaries   <int>        ..FV....... select color primaries (from -1 to 22) (default auto)
     auto            -1           ..FV....... keep the same color primaries
     bt709           1            ..FV.......
     unknown         2            ..FV.......
     bt470m          4            ..FV.......
     bt470bg         5            ..FV.......
     smpte170m       6            ..FV.......
     smpte240m       7            ..FV.......
     film            8            ..FV.......
     bt2020          9            ..FV.......
     smpte428        10           ..FV.......
     smpte431        11           ..FV.......
     smpte432        12           ..FV.......
     jedec-p22       22           ..FV.......
     ebu3213         22           ..FV.......
  color_trc         <int>        ..FV....... select color transfer (from -1 to 18) (default auto)
     auto            -1           ..FV....... keep the same color transfer
     bt709           1            ..FV.......
     unknown         2            ..FV.......
     bt470m          4            ..FV.......
     bt470bg         5            ..FV.......
     smpte170m       6            ..FV.......
     smpte240m       7            ..FV.......
     linear          8            ..FV.......
     log100          9            ..FV.......
     log316          10           ..FV.......
     iec61966-2-4    11           ..FV.......
     bt1361e         12           ..FV.......
     iec61966-2-1    13           ..FV.......
     bt2020-10       14           ..FV.......
     bt2020-12       15           ..FV.......
     smpte2084       16           ..FV.......
     smpte428        17           ..FV.......
     arib-std-b67    18           ..FV.......
  colorspace        <int>        ..FV....... select colorspace (from -1 to 14) (default auto)
     auto            -1           ..FV....... keep the same colorspace
     gbr             0            ..FV.......
     bt709           1            ..FV.......
     unknown         2            ..FV.......
     fcc             4            ..FV.......
     bt470bg         5            ..FV.......
     smpte170m       6            ..FV.......
     smpte240m       7            ..FV.......
     ycgco           8            ..FV.......
     bt2020nc        9            ..FV.......
     bt2020c         10           ..FV.......
     smpte2085       11           ..FV.......
     chroma-derived-nc 12           ..FV.......
     chroma-derived-c 13           ..FV.......
     ictcp           14           ..FV.......

setpts AVOptions:
  expr              <string>     ..FV....... Expression determining the frame timestamp (default "PTS")

setrange AVOptions:
  range             <int>        ..FV....... select color range (from -1 to 2) (default auto)
     auto            -1           ..FV....... keep the same color range
     unspecified     0            ..FV.......
     unknown         0            ..FV.......
     limited         1            ..FV.......
     tv              1            ..FV.......
     mpeg            1            ..FV.......
     full            2            ..FV.......
     pc              2            ..FV.......
     jpeg            2            ..FV.......

setsar AVOptions:
  sar               <string>     ..FV....... set sample (pixel) aspect ratio (default "0")
  ratio             <string>     ..FV....... set sample (pixel) aspect ratio (default "0")
  r                 <string>     ..FV....... set sample (pixel) aspect ratio (default "0")
  max               <int>        ..FV....... set max value for nominator or denominator in the ratio (from 1 to INT_MAX) (default 100)

settb AVOptions:
  expr              <string>     ..FV....... set expression determining the output timebase (default "intb")
  tb                <string>     ..FV....... set expression determining the output timebase (default "intb")

shear AVOptions:
  shx               <float>      ..FV.....T. set x shear factor (from -2 to 2) (default 0)
  shy               <float>      ..FV.....T. set y shear factor (from -2 to 2) (default 0)
  fillcolor         <string>     ..FV.....T. set background fill color (default "black")
  c                 <string>     ..FV.....T. set background fill color (default "black")
  interp            <int>        ..FV.....T. set interpolation (from 0 to 1) (default bilinear)
     nearest         0            ..FV.....T. nearest neighbour
     bilinear        1            ..FV.....T. bilinear

showinfo AVOptions:
  checksum          <boolean>    ..FV....... calculate checksums (default true)

showpalette AVOptions:
  s                 <int>        ..FV....... set pixel box size (from 1 to 100) (default 30)

shuffleframes AVOptions:
  mapping           <string>     ..FV....... set destination indexes of input frames (default "0")

shufflepixels AVOptions:
  direction         <int>        ..FV....... set shuffle direction (from 0 to 1) (default forward)
     forward         0            ..FV.......
     inverse         1            ..FV.......
  d                 <int>        ..FV....... set shuffle direction (from 0 to 1) (default forward)
     forward         0            ..FV.......
     inverse         1            ..FV.......
  mode              <int>        ..FV....... set shuffle mode (from 0 to 2) (default horizontal)
     horizontal      0            ..FV.......
     vertical        1            ..FV.......
     block           2            ..FV.......
  m                 <int>        ..FV....... set shuffle mode (from 0 to 2) (default horizontal)
     horizontal      0            ..FV.......
     vertical        1            ..FV.......
     block           2            ..FV.......
  width             <int>        ..FV....... set block width (from 1 to 8000) (default 10)
  w                 <int>        ..FV....... set block width (from 1 to 8000) (default 10)
  height            <int>        ..FV....... set block height (from 1 to 8000) (default 10)
  h                 <int>        ..FV....... set block height (from 1 to 8000) (default 10)
  seed              <int64>      ..FV....... set random seed (from -1 to UINT32_MAX) (default -1)
  s                 <int64>      ..FV....... set random seed (from -1 to UINT32_MAX) (default -1)

shuffleplanes AVOptions:
  map0              <int>        ..FV....... Index of the input plane to be used as the first output plane  (from 0 to 3) (default 0)
  map1              <int>        ..FV....... Index of the input plane to be used as the second output plane  (from 0 to 3) (default 1)
  map2              <int>        ..FV....... Index of the input plane to be used as the third output plane  (from 0 to 3) (default 2)
  map3              <int>        ..FV....... Index of the input plane to be used as the fourth output plane  (from 0 to 3) (default 3)

sidedata AVOptions:
  mode              <int>        ..FV....... set a mode of operation (from 0 to 1) (default select)
     select          0            ..FV....... select frame
     delete          1            ..FV....... delete side data
  type              <int>        ..FV....... set side data type (from -1 to INT_MAX) (default -1)
     PANSCAN         0            ..FV....... 
     A53_CC          1            ..FV....... 
     STEREO3D        2            ..FV....... 
     MATRIXENCODING  3            ..FV....... 
     DOWNMIX_INFO    4            ..FV....... 
     REPLAYGAIN      5            ..FV....... 
     DISPLAYMATRIX   6            ..FV....... 
     AFD             7            ..FV....... 
     MOTION_VECTORS  8            ..FV....... 
     SKIP_SAMPLES    9            ..FV....... 
     AUDIO_SERVICE_TYPE 10           ..FV....... 
     MASTERING_DISPLAY_METADATA 11           ..FV....... 
     GOP_TIMECODE    12           ..FV....... 
     SPHERICAL       13           ..FV....... 
     CONTENT_LIGHT_LEVEL 14           ..FV....... 
     ICC_PROFILE     15           ..FV....... 
     S12M_TIMECOD    16           ..FV....... 
     DYNAMIC_HDR_PLUS 17           ..FV....... 
     REGIONS_OF_INTEREST 18           ..FV....... 
     DETECTION_BOUNDING_BOXES 22           ..FV....... 
     SEI_UNREGISTERED 20           ..FV....... 

signalstats AVOptions:
  stat              <flags>      ..FV....... set statistics filters (default 0)
     tout                         ..FV....... analyze pixels for temporal outliers
     vrep                         ..FV....... analyze video lines for vertical line repetition
     brng                         ..FV....... analyze for pixels outside of broadcast range
  out               <int>        ..FV....... set video filter (from -1 to 2) (default -1)
     tout            0            ..FV....... highlight pixels that depict temporal outliers
     vrep            1            ..FV....... highlight video lines that depict vertical line repetition
     brng            2            ..FV....... highlight pixels that are outside of broadcast range
  c                 <color>      ..FV....... set highlight color (default "yellow")
  color             <color>      ..FV....... set highlight color (default "yellow")

signature AVOptions:
  detectmode        <int>        ..FV....... set the detectmode (from 0 to 2) (default off)
     off             0            ..FV.......
     full            1            ..FV.......
     fast            2            ..FV.......
  nb_inputs         <int>        ..FV....... number of inputs (from 1 to INT_MAX) (default 1)
  filename          <string>     ..FV....... filename for output files (default "")
  format            <int>        ..FV....... set output format (from 0 to 1) (default binary)
     binary          0            ..FV.......
     xml             1            ..FV.......
  th_d              <int>        ..FV....... threshold to detect one word as similar (from 1 to INT_MAX) (default 9000)
  th_dc             <int>        ..FV....... threshold to detect all words as similar (from 1 to INT_MAX) (default 60000)
  th_xh             <int>        ..FV....... threshold to detect frames as similar (from 1 to INT_MAX) (default 116)
  th_di             <int>        ..FV....... minimum length of matching sequence in frames (from 0 to INT_MAX) (default 0)
  th_it             <double>     ..FV....... threshold for relation of good to all frames (from 0 to 1) (default 0.5)

smartblur AVOptions:
  luma_radius       <float>      ..FV....... set luma radius (from 0.1 to 5) (default 1)
  lr                <float>      ..FV....... set luma radius (from 0.1 to 5) (default 1)
  luma_strength     <float>      ..FV....... set luma strength (from -1 to 1) (default 1)
  ls                <float>      ..FV....... set luma strength (from -1 to 1) (default 1)
  luma_threshold    <int>        ..FV....... set luma threshold (from -30 to 30) (default 0)
  lt                <int>        ..FV....... set luma threshold (from -30 to 30) (default 0)
  chroma_radius     <float>      ..FV....... set chroma radius (from -0.9 to 5) (default -0.9)
  cr                <float>      ..FV....... set chroma radius (from -0.9 to 5) (default -0.9)
  chroma_strength   <float>      ..FV....... set chroma strength (from -2 to 1) (default -2)
  cs                <float>      ..FV....... set chroma strength (from -2 to 1) (default -2)
  chroma_threshold  <int>        ..FV....... set chroma threshold (from -31 to 30) (default -31)
  ct                <int>        ..FV....... set chroma threshold (from -31 to 30) (default -31)

sobel AVOptions:
  planes            <int>        ..FV.....T. set planes to filter (from 0 to 15) (default 15)
  scale             <float>      ..FV.....T. set scale (from 0 to 65535) (default 1)
  delta             <float>      ..FV.....T. set delta (from -65535 to 65535) (default 0)

split AVOptions:
  outputs           <int>        ..FVA...... set number of outputs (from 1 to INT_MAX) (default 2)

spp AVOptions:
  quality           <int>        ..FV.....T. set quality (from 0 to 6) (default 3)
  qp                <int>        ..FV....... force a constant quantizer parameter (from 0 to 63) (default 0)
  mode              <int>        ..FV....... set thresholding mode (from 0 to 1) (default hard)
     hard            0            ..FV....... hard thresholding
     soft            1            ..FV....... soft thresholding
  use_bframe_qp     <boolean>    ..FV....... use B-frames' QP (default false)

AVDCT AVOptions:

sr AVOptions:
  dnn_backend       <int>        ..FV....... DNN backend used for model execution (from 0 to 1) (default native)
     native          0            ..FV....... native backend flag
  scale_factor      <int>        ..FV....... scale factor for SRCNN model (from 2 to 4) (default 2)
  model             <string>     ..FV....... path to model file specifying network architecture and its parameters
  input             <string>     ..FV....... input name of the model (default "x")
  output            <string>     ..FV....... output name of the model (default "y")

ssim AVOptions:
  stats_file        <string>     ..FV....... Set file where to store per-frame difference information
  f                 <string>     ..FV....... Set file where to store per-frame difference information

framesync AVOptions:
  eof_action        <int>        ..FV....... Action to take when encountering EOF from secondary input  (from 0 to 2) (default repeat)
     repeat          0            ..FV....... Repeat the previous frame.
     endall          1            ..FV....... End both streams.
     pass            2            ..FV....... Pass through the main input.
  shortest          <boolean>    ..FV....... force termination when the shortest input terminates (default false)
  repeatlast        <boolean>    ..FV....... extend last frame of secondary streams beyond EOF (default true)

stereo3d AVOptions:
  in                <int>        ..FV....... set input format (from 16 to 32) (default sbsl)
     ab2l            24           ..FV....... above below half height left first
     tb2l            24           ..FV....... above below half height left first
     ab2r            25           ..FV....... above below half height right first
     tb2r            25           ..FV....... above below half height right first
     abl             22           ..FV....... above below left first
     tbl             22           ..FV....... above below left first
     abr             23           ..FV....... above below right first
     tbr             23           ..FV....... above below right first
     al              26           ..FV....... alternating frames left first
     ar              27           ..FV....... alternating frames right first
     sbs2l           20           ..FV....... side by side half width left first
     sbs2r           21           ..FV....... side by side half width right first
     sbsl            18           ..FV....... side by side left first
     sbsr            19           ..FV....... side by side right first
     irl             16           ..FV....... interleave rows left first
     irr             17           ..FV....... interleave rows right first
     icl             30           ..FV....... interleave columns left first
     icr             31           ..FV....... interleave columns right first
  out               <int>        ..FV....... set output format (from 0 to 32) (default arcd)
     ab2l            24           ..FV....... above below half height left first
     tb2l            24           ..FV....... above below half height left first
     ab2r            25           ..FV....... above below half height right first
     tb2r            25           ..FV....... above below half height right first
     abl             22           ..FV....... above below left first
     tbl             22           ..FV....... above below left first
     abr             23           ..FV....... above below right first
     tbr             23           ..FV....... above below right first
     agmc            6            ..FV....... anaglyph green magenta color
     agmd            7            ..FV....... anaglyph green magenta dubois
     agmg            4            ..FV....... anaglyph green magenta gray
     agmh            5            ..FV....... anaglyph green magenta half color
     al              26           ..FV....... alternating frames left first
     ar              27           ..FV....... alternating frames right first
     arbg            12           ..FV....... anaglyph red blue gray
     arcc            2            ..FV....... anaglyph red cyan color
     arcd            3            ..FV....... anaglyph red cyan dubois
     arcg            0            ..FV....... anaglyph red cyan gray
     arch            1            ..FV....... anaglyph red cyan half color
     argg            13           ..FV....... anaglyph red green gray
     aybc            10           ..FV....... anaglyph yellow blue color
     aybd            11           ..FV....... anaglyph yellow blue dubois
     aybg            8            ..FV....... anaglyph yellow blue gray
     aybh            9            ..FV....... anaglyph yellow blue half color
     irl             16           ..FV....... interleave rows left first
     irr             17           ..FV....... interleave rows right first
     ml              14           ..FV....... mono left
     mr              15           ..FV....... mono right
     sbs2l           20           ..FV....... side by side half width left first
     sbs2r           21           ..FV....... side by side half width right first
     sbsl            18           ..FV....... side by side left first
     sbsr            19           ..FV....... side by side right first
     chl             28           ..FV....... checkerboard left first
     chr             29           ..FV....... checkerboard right first
     icl             30           ..FV....... interleave columns left first
     icr             31           ..FV....... interleave columns right first
     hdmi            32           ..FV....... HDMI frame pack

streamselect AVOptions:
  inputs            <int>        ..FVA...... number of input streams (from 2 to INT_MAX) (default 2)
  map               <string>     ..FVA....T. input indexes to remap to outputs

subtitles AVOptions:
  filename          <string>     ..FV....... set the filename of file to read
  f                 <string>     ..FV....... set the filename of file to read
  original_size     <image_size> ..FV....... set the size of the original video (used to scale fonts)
  fontsdir          <string>     ..FV....... set the directory containing the fonts to read
  alpha             <boolean>    ..FV....... enable processing of alpha channel (default false)
  charenc           <string>     ..FV....... set input character encoding
  stream_index      <int>        ..FV....... set stream index (from -1 to INT_MAX) (default -1)
  si                <int>        ..FV....... set stream index (from -1 to INT_MAX) (default -1)
  force_style       <string>     ..FV....... force subtitle style

swaprect AVOptions:
  w                 <string>     ..FV.....T. set rect width (default "w/2")
  h                 <string>     ..FV.....T. set rect height (default "h/2")
  x1                <string>     ..FV.....T. set 1st rect x top left coordinate (default "w/2")
  y1                <string>     ..FV.....T. set 1st rect y top left coordinate (default "h/2")
  x2                <string>     ..FV.....T. set 2nd rect x top left coordinate (default "0")
  y2                <string>     ..FV.....T. set 2nd rect y top left coordinate (default "0")

swapuv AVOptions:

tblend AVOptions:
  c0_mode           <int>        ..FV.....T. set component #0 blend mode (from 0 to 32) (default normal)
     addition        1            ..FV.....T. 
     addition128     28           ..FV.....T. 
     grainmerge      28           ..FV.....T. 
     and             2            ..FV.....T. 
     average         3            ..FV.....T. 
     burn            4            ..FV.....T. 
     darken          5            ..FV.....T. 
     difference      6            ..FV.....T. 
     difference128   7            ..FV.....T. 
     grainextract    7            ..FV.....T. 
     divide          8            ..FV.....T. 
     dodge           9            ..FV.....T. 
     exclusion       10           ..FV.....T. 
     extremity       32           ..FV.....T. 
     freeze          31           ..FV.....T. 
     glow            27           ..FV.....T. 
     hardlight       11           ..FV.....T. 
     hardmix         25           ..FV.....T. 
     heat            30           ..FV.....T. 
     lighten         12           ..FV.....T. 
     linearlight     26           ..FV.....T. 
     multiply        13           ..FV.....T. 
     multiply128     29           ..FV.....T. 
     negation        14           ..FV.....T. 
     normal          0            ..FV.....T. 
     or              15           ..FV.....T. 
     overlay         16           ..FV.....T. 
     phoenix         17           ..FV.....T. 
     pinlight        18           ..FV.....T. 
     reflect         19           ..FV.....T. 
     screen          20           ..FV.....T. 
     softlight       21           ..FV.....T. 
     subtract        22           ..FV.....T. 
     vividlight      23           ..FV.....T. 
     xor             24           ..FV.....T. 
  c1_mode           <int>        ..FV.....T. set component #1 blend mode (from 0 to 32) (default normal)
     addition        1            ..FV.....T. 
     addition128     28           ..FV.....T. 
     grainmerge      28           ..FV.....T. 
     and             2            ..FV.....T. 
     average         3            ..FV.....T. 
     burn            4            ..FV.....T. 
     darken          5            ..FV.....T. 
     difference      6            ..FV.....T. 
     difference128   7            ..FV.....T. 
     grainextract    7            ..FV.....T. 
     divide          8            ..FV.....T. 
     dodge           9            ..FV.....T. 
     exclusion       10           ..FV.....T. 
     extremity       32           ..FV.....T. 
     freeze          31           ..FV.....T. 
     glow            27           ..FV.....T. 
     hardlight       11           ..FV.....T. 
     hardmix         25           ..FV.....T. 
     heat            30           ..FV.....T. 
     lighten         12           ..FV.....T. 
     linearlight     26           ..FV.....T. 
     multiply        13           ..FV.....T. 
     multiply128     29           ..FV.....T. 
     negation        14           ..FV.....T. 
     normal          0            ..FV.....T. 
     or              15           ..FV.....T. 
     overlay         16           ..FV.....T. 
     phoenix         17           ..FV.....T. 
     pinlight        18           ..FV.....T. 
     reflect         19           ..FV.....T. 
     screen          20           ..FV.....T. 
     softlight       21           ..FV.....T. 
     subtract        22           ..FV.....T. 
     vividlight      23           ..FV.....T. 
     xor             24           ..FV.....T. 
  c2_mode           <int>        ..FV.....T. set component #2 blend mode (from 0 to 32) (default normal)
     addition        1            ..FV.....T. 
     addition128     28           ..FV.....T. 
     grainmerge      28           ..FV.....T. 
     and             2            ..FV.....T. 
     average         3            ..FV.....T. 
     burn            4            ..FV.....T. 
     darken          5            ..FV.....T. 
     difference      6            ..FV.....T. 
     difference128   7            ..FV.....T. 
     grainextract    7            ..FV.....T. 
     divide          8            ..FV.....T. 
     dodge           9            ..FV.....T. 
     exclusion       10           ..FV.....T. 
     extremity       32           ..FV.....T. 
     freeze          31           ..FV.....T. 
     glow            27           ..FV.....T. 
     hardlight       11           ..FV.....T. 
     hardmix         25           ..FV.....T. 
     heat            30           ..FV.....T. 
     lighten         12           ..FV.....T. 
     linearlight     26           ..FV.....T. 
     multiply        13           ..FV.....T. 
     multiply128     29           ..FV.....T. 
     negation        14           ..FV.....T. 
     normal          0            ..FV.....T. 
     or              15           ..FV.....T. 
     overlay         16           ..FV.....T. 
     phoenix         17           ..FV.....T. 
     pinlight        18           ..FV.....T. 
     reflect         19           ..FV.....T. 
     screen          20           ..FV.....T. 
     softlight       21           ..FV.....T. 
     subtract        22           ..FV.....T. 
     vividlight      23           ..FV.....T. 
     xor             24           ..FV.....T. 
  c3_mode           <int>        ..FV.....T. set component #3 blend mode (from 0 to 32) (default normal)
     addition        1            ..FV.....T. 
     addition128     28           ..FV.....T. 
     grainmerge      28           ..FV.....T. 
     and             2            ..FV.....T. 
     average         3            ..FV.....T. 
     burn            4            ..FV.....T. 
     darken          5            ..FV.....T. 
     difference      6            ..FV.....T. 
     difference128   7            ..FV.....T. 
     grainextract    7            ..FV.....T. 
     divide          8            ..FV.....T. 
     dodge           9            ..FV.....T. 
     exclusion       10           ..FV.....T. 
     extremity       32           ..FV.....T. 
     freeze          31           ..FV.....T. 
     glow            27           ..FV.....T. 
     hardlight       11           ..FV.....T. 
     hardmix         25           ..FV.....T. 
     heat            30           ..FV.....T. 
     lighten         12           ..FV.....T. 
     linearlight     26           ..FV.....T. 
     multiply        13           ..FV.....T. 
     multiply128     29           ..FV.....T. 
     negation        14           ..FV.....T. 
     normal          0            ..FV.....T. 
     or              15           ..FV.....T. 
     overlay         16           ..FV.....T. 
     phoenix         17           ..FV.....T. 
     pinlight        18           ..FV.....T. 
     reflect         19           ..FV.....T. 
     screen          20           ..FV.....T. 
     softlight       21           ..FV.....T. 
     subtract        22           ..FV.....T. 
     vividlight      23           ..FV.....T. 
     xor             24           ..FV.....T. 
  all_mode          <int>        ..FV.....T. set blend mode for all components (from -1 to 32) (default -1)
     addition        1            ..FV.....T. 
     addition128     28           ..FV.....T. 
     grainmerge      28           ..FV.....T. 
     and             2            ..FV.....T. 
     average         3            ..FV.....T. 
     burn            4            ..FV.....T. 
     darken          5            ..FV.....T. 
     difference      6            ..FV.....T. 
     difference128   7            ..FV.....T. 
     grainextract    7            ..FV.....T. 
     divide          8            ..FV.....T. 
     dodge           9            ..FV.....T. 
     exclusion       10           ..FV.....T. 
     extremity       32           ..FV.....T. 
     freeze          31           ..FV.....T. 
     glow            27           ..FV.....T. 
     hardlight       11           ..FV.....T. 
     hardmix         25           ..FV.....T. 
     heat            30           ..FV.....T. 
     lighten         12           ..FV.....T. 
     linearlight     26           ..FV.....T. 
     multiply        13           ..FV.....T. 
     multiply128     29           ..FV.....T. 
     negation        14           ..FV.....T. 
     normal          0            ..FV.....T. 
     or              15           ..FV.....T. 
     overlay         16           ..FV.....T. 
     phoenix         17           ..FV.....T. 
     pinlight        18           ..FV.....T. 
     reflect         19           ..FV.....T. 
     screen          20           ..FV.....T. 
     softlight       21           ..FV.....T. 
     subtract        22           ..FV.....T. 
     vividlight      23           ..FV.....T. 
     xor             24           ..FV.....T. 
  c0_expr           <string>     ..FV.....T. set color component #0 expression
  c1_expr           <string>     ..FV.....T. set color component #1 expression
  c2_expr           <string>     ..FV.....T. set color component #2 expression
  c3_expr           <string>     ..FV.....T. set color component #3 expression
  all_expr          <string>     ..FV.....T. set expression for all color components
  c0_opacity        <double>     ..FV.....T. set color component #0 opacity (from 0 to 1) (default 1)
  c1_opacity        <double>     ..FV.....T. set color component #1 opacity (from 0 to 1) (default 1)
  c2_opacity        <double>     ..FV.....T. set color component #2 opacity (from 0 to 1) (default 1)
  c3_opacity        <double>     ..FV.....T. set color component #3 opacity (from 0 to 1) (default 1)
  all_opacity       <double>     ..FV.....T. set opacity for all color components (from 0 to 1) (default 1)

telecine AVOptions:
  first_field       <int>        ..FV....... select first field (from 0 to 1) (default top)
     top             0            ..FV....... select top field first
     t               0            ..FV....... select top field first
     bottom          1            ..FV....... select bottom field first
     b               1            ..FV....... select bottom field first
  pattern           <string>     ..FV....... pattern that describe for how many fields a frame is to be displayed (default "23")

thistogram AVOptions:
  width             <int>        ..FV....... set width (from 0 to 8192) (default 0)
  w                 <int>        ..FV....... set width (from 0 to 8192) (default 0)
  display_mode      <int>        ..FV....... set display mode (from 0 to 2) (default stack)
     overlay         0            ..FV.......
     parade          1            ..FV.......
     stack           2            ..FV.......
  d                 <int>        ..FV....... set display mode (from 0 to 2) (default stack)
     overlay         0            ..FV.......
     parade          1            ..FV.......
     stack           2            ..FV.......
  levels_mode       <int>        ..FV....... set levels mode (from 0 to 1) (default linear)
     linear          0            ..FV.......
     logarithmic     1            ..FV.......
  m                 <int>        ..FV....... set levels mode (from 0 to 1) (default linear)
     linear          0            ..FV.......
     logarithmic     1            ..FV.......
  components        <int>        ..FV....... set color components to display (from 1 to 15) (default 7)
  c                 <int>        ..FV....... set color components to display (from 1 to 15) (default 7)
  bgopacity         <float>      ..FV....... set background opacity (from 0 to 1) (default 0.9)
  b                 <float>      ..FV....... set background opacity (from 0 to 1) (default 0.9)
  envelope          <boolean>    ..FV....... display envelope (default false)
  e                 <boolean>    ..FV....... display envelope (default false)
  ecolor            <color>      ..FV....... set envelope color (default "gold")
  ec                <color>      ..FV....... set envelope color (default "gold")
  slide             <int>        ..FV....... set slide mode (from 0 to 4) (default replace)
     frame           0            ..FV....... draw new frames
     replace         1            ..FV....... replace old columns with new
     scroll          2            ..FV....... scroll from right to left
     rscroll         3            ..FV....... scroll from left to right
     picture         4            ..FV....... display graph in single frame

threshold AVOptions:
  planes            <int>        ..FV....... set planes to filter (from 0 to 15) (default 15)

thumbnail AVOptions:
  n                 <int>        ..FV....... set the frames batch size (from 2 to INT_MAX) (default 100)

thumbnail_cuda AVOptions:
  n                 <int>        ..FV....... set the frames batch size (from 2 to INT_MAX) (default 100)

tile AVOptions:
  layout            <image_size> ..FV....... set grid size (default "6x5")
  nb_frames         <int>        ..FV....... set maximum number of frame to render (from 0 to INT_MAX) (default 0)
  margin            <int>        ..FV....... set outer border margin in pixels (from 0 to 1024) (default 0)
  padding           <int>        ..FV....... set inner border thickness in pixels (from 0 to 1024) (default 0)
  color             <color>      ..FV....... set the color of the unused area (default "black")
  overlap           <int>        ..FV....... set how many frames to overlap for each render (from 0 to INT_MAX) (default 0)
  init_padding      <int>        ..FV....... set how many frames to initially pad (from 0 to INT_MAX) (default 0)

tinterlace AVOptions:
  mode              <int>        ..FV....... select interlace mode (from 0 to 7) (default merge)
     merge           0            ..FV....... merge fields
     drop_even       1            ..FV....... drop even fields
     drop_odd        2            ..FV....... drop odd fields
     pad             3            ..FV....... pad alternate lines with black
     interleave_top  4            ..FV....... interleave top and bottom fields
     interleave_bottom 5            ..FV....... interleave bottom and top fields
     interlacex2     6            ..FV....... interlace fields from two consecutive frames
     mergex2         7            ..FV....... merge fields keeping same frame rate

tlut2 AVOptions:
  c0                <string>     ..FV.....T. set component #0 expression (default "x")
  c1                <string>     ..FV.....T. set component #1 expression (default "x")
  c2                <string>     ..FV.....T. set component #2 expression (default "x")
  c3                <string>     ..FV.....T. set component #3 expression (default "x")

tmedian AVOptions:
  radius            <int>        ..FV....... set median filter radius (from 1 to 127) (default 1)
  planes            <int>        ..FV.....T. set planes to filter (from 0 to 15) (default 15)
  percentile        <float>      ..FV.....T. set percentile (from 0 to 1) (default 0.5)

tmidequalizer AVOptions:
  radius            <int>        ..FV....... set radius (from 1 to 127) (default 5)
  sigma             <float>      ..FV....... set sigma (from 0 to 1) (default 0.5)
  planes            <int>        ..FV....... set planes (from 0 to 15) (default 15)

tmix AVOptions:
  frames            <int>        ..FV....... set number of successive frames to mix (from 1 to 128) (default 3)
  weights           <string>     ..FV.....T. set weight for each frame (default "1 1 1")
  scale             <float>      ..FV.....T. set scale (from 0 to 32767) (default 0)

tonemap AVOptions:
  tonemap           <int>        ..FV....... tonemap algorithm selection (from 0 to 6) (default none)
     none            0            ..FV.......
     linear          1            ..FV.......
     gamma           2            ..FV.......
     clip            3            ..FV.......
     reinhard        4            ..FV.......
     hable           5            ..FV.......
     mobius          6            ..FV.......
  param             <double>     ..FV....... tonemap parameter (from DBL_MIN to DBL_MAX) (default nan)
  desat             <double>     ..FV....... desaturation strength (from 0 to DBL_MAX) (default 2)
  peak              <double>     ..FV....... signal peak override (from 0 to DBL_MAX) (default 0)

tpad AVOptions:
  start             <int>        ..FV....... set the number of frames to delay input (from 0 to INT_MAX) (default 0)
  stop              <int>        ..FV....... set the number of frames to add after input finished (from -1 to INT_MAX) (default 0)
  start_mode        <int>        ..FV....... set the mode of added frames to start (from 0 to 1) (default add)
     add             0            ..FV....... add solid-color frames
     clone           1            ..FV....... clone first/last frame
  stop_mode         <int>        ..FV....... set the mode of added frames to end (from 0 to 1) (default add)
     add             0            ..FV....... add solid-color frames
     clone           1            ..FV....... clone first/last frame
  start_duration    <duration>   ..FV....... set the duration to delay input (default 0)
  stop_duration     <duration>   ..FV....... set the duration to pad input (default 0)
  color             <color>      ..FV....... set the color of the added frames (default "black")

transpose AVOptions:
  dir               <int>        ..FV....... set transpose direction (from 0 to 7) (default cclock_flip)
     cclock_flip     0            ..FV....... rotate counter-clockwise with vertical flip
     clock           1            ..FV....... rotate clockwise
     cclock          2            ..FV....... rotate counter-clockwise
     clock_flip      3            ..FV....... rotate clockwise with vertical flip
  passthrough       <int>        ..FV....... do not apply transposition if the input matches the specified geometry (from 0 to INT_MAX) (default none)
     none            0            ..FV....... always apply transposition
     portrait        2            ..FV....... preserve portrait geometry
     landscape       1            ..FV....... preserve landscape geometry

trim AVOptions:
  start             <duration>   ..FV....... Timestamp of the first frame that should be passed (default INT64_MAX)
  starti            <duration>   ..FV....... Timestamp of the first frame that should be passed (default INT64_MAX)
  end               <duration>   ..FV....... Timestamp of the first frame that should be dropped again (default INT64_MAX)
  endi              <duration>   ..FV....... Timestamp of the first frame that should be dropped again (default INT64_MAX)
  start_pts         <int64>      ..FV....... Timestamp of the first frame that should be  passed (from I64_MIN to I64_MAX) (default I64_MIN)
  end_pts           <int64>      ..FV....... Timestamp of the first frame that should be dropped again (from I64_MIN to I64_MAX) (default I64_MIN)
  duration          <duration>   ..FV....... Maximum duration of the output (default 0)
  durationi         <duration>   ..FV....... Maximum duration of the output (default 0)
  start_frame       <int64>      ..FV....... Number of the first frame that should be passed to the output (from -1 to I64_MAX) (default -1)
  end_frame         <int64>      ..FV....... Number of the first frame that should be dropped again (from 0 to I64_MAX) (default I64_MAX)

unpremultiply AVOptions:
  planes            <int>        ..FV....... set planes (from 0 to 15) (default 15)
  inplace           <boolean>    ..FV....... enable inplace mode (default false)

unsharp AVOptions:
  luma_msize_x      <int>        ..FV....... set luma matrix horizontal size (from 3 to 23) (default 5)
  lx                <int>        ..FV....... set luma matrix horizontal size (from 3 to 23) (default 5)
  luma_msize_y      <int>        ..FV....... set luma matrix vertical size (from 3 to 23) (default 5)
  ly                <int>        ..FV....... set luma matrix vertical size (from 3 to 23) (default 5)
  luma_amount       <float>      ..FV....... set luma effect strength (from -2 to 5) (default 1)
  la                <float>      ..FV....... set luma effect strength (from -2 to 5) (default 1)
  chroma_msize_x    <int>        ..FV....... set chroma matrix horizontal size (from 3 to 23) (default 5)
  cx                <int>        ..FV....... set chroma matrix horizontal size (from 3 to 23) (default 5)
  chroma_msize_y    <int>        ..FV....... set chroma matrix vertical size (from 3 to 23) (default 5)
  cy                <int>        ..FV....... set chroma matrix vertical size (from 3 to 23) (default 5)
  chroma_amount     <float>      ..FV....... set chroma effect strength (from -2 to 5) (default 0)
  ca                <float>      ..FV....... set chroma effect strength (from -2 to 5) (default 0)
  opencl            <boolean>    ..FV....... ignored (default false)

untile AVOptions:
  layout            <image_size> ..FV....... set grid size (default "6x5")

v360 AVOptions:
  input             <int>        ..FV....... set input projection (from 0 to 23) (default e)
     e               0            ..FV....... equirectangular
     equirect        0            ..FV....... equirectangular
     c3x2            1            ..FV....... cubemap 3x2
     c6x1            2            ..FV....... cubemap 6x1
     eac             3            ..FV....... equi-angular cubemap
     dfisheye        5            ..FV....... dual fisheye
     flat            4            ..FV....... regular video
     rectilinear     4            ..FV....... regular video
     gnomonic        4            ..FV....... regular video
     barrel          6            ..FV....... barrel facebook's 360 format
     fb              6            ..FV....... barrel facebook's 360 format
     c1x6            7            ..FV....... cubemap 1x6
     sg              8            ..FV....... stereographic
     mercator        9            ..FV....... mercator
     ball            10           ..FV....... ball
     hammer          11           ..FV....... hammer
     sinusoidal      12           ..FV....... sinusoidal
     fisheye         13           ..FV....... fisheye
     pannini         14           ..FV....... pannini
     cylindrical     15           ..FV....... cylindrical
     tetrahedron     17           ..FV....... tetrahedron
     barrelsplit     18           ..FV....... barrel split facebook's 360 format
     tsp             19           ..FV....... truncated square pyramid
     hequirect       20           ..FV....... half equirectangular
     he              20           ..FV....... half equirectangular
     equisolid       21           ..FV....... equisolid
     og              22           ..FV....... orthographic
     octahedron      23           ..FV....... octahedron
  output            <int>        ..FV....... set output projection (from 0 to 23) (default c3x2)
     e               0            ..FV....... equirectangular
     equirect        0            ..FV....... equirectangular
     c3x2            1            ..FV....... cubemap 3x2
     c6x1            2            ..FV....... cubemap 6x1
     eac             3            ..FV....... equi-angular cubemap
     dfisheye        5            ..FV....... dual fisheye
     flat            4            ..FV....... regular video
     rectilinear     4            ..FV....... regular video
     gnomonic        4            ..FV....... regular video
     barrel          6            ..FV....... barrel facebook's 360 format
     fb              6            ..FV....... barrel facebook's 360 format
     c1x6            7            ..FV....... cubemap 1x6
     sg              8            ..FV....... stereographic
     mercator        9            ..FV....... mercator
     ball            10           ..FV....... ball
     hammer          11           ..FV....... hammer
     sinusoidal      12           ..FV....... sinusoidal
     fisheye         13           ..FV....... fisheye
     pannini         14           ..FV....... pannini
     cylindrical     15           ..FV....... cylindrical
     perspective     16           ..FV....... perspective
     tetrahedron     17           ..FV....... tetrahedron
     barrelsplit     18           ..FV....... barrel split facebook's 360 format
     tsp             19           ..FV....... truncated square pyramid
     hequirect       20           ..FV....... half equirectangular
     he              20           ..FV....... half equirectangular
     equisolid       21           ..FV....... equisolid
     og              22           ..FV....... orthographic
     octahedron      23           ..FV....... octahedron
  interp            <int>        ..FV....... set interpolation method (from 0 to 7) (default line)
     near            0            ..FV....... nearest neighbour
     nearest         0            ..FV....... nearest neighbour
     line            1            ..FV....... bilinear interpolation
     linear          1            ..FV....... bilinear interpolation
     lagrange9       2            ..FV....... lagrange9 interpolation
     cube            3            ..FV....... bicubic interpolation
     cubic           3            ..FV....... bicubic interpolation
     lanc            4            ..FV....... lanczos interpolation
     lanczos         4            ..FV....... lanczos interpolation
     sp16            5            ..FV....... spline16 interpolation
     spline16        5            ..FV....... spline16 interpolation
     gauss           6            ..FV....... gaussian interpolation
     gaussian        6            ..FV....... gaussian interpolation
     mitchell        7            ..FV....... mitchell interpolation
  w                 <int>        ..FV....... output width (from 0 to 32767) (default 0)
  h                 <int>        ..FV....... output height (from 0 to 32767) (default 0)
  in_stereo         <int>        ..FV....... input stereo format (from 0 to 2) (default 2d)
     2d              0            ..FV....... 2d mono
     sbs             1            ..FV....... side by side
     tb              2            ..FV....... top bottom
  out_stereo        <int>        ..FV....... output stereo format (from 0 to 2) (default 2d)
     2d              0            ..FV....... 2d mono
     sbs             1            ..FV....... side by side
     tb              2            ..FV....... top bottom
  in_forder         <string>     ..FV....... input cubemap face order (default "rludfb")
  out_forder        <string>     ..FV....... output cubemap face order (default "rludfb")
  in_frot           <string>     ..FV....... input cubemap face rotation (default "000000")
  out_frot          <string>     ..FV....... output cubemap face rotation (default "000000")
  in_pad            <float>      ..FV.....T. percent input cubemap pads (from 0 to 0.1) (default 0)
  out_pad           <float>      ..FV.....T. percent output cubemap pads (from 0 to 0.1) (default 0)
  fin_pad           <int>        ..FV.....T. fixed input cubemap pads (from 0 to 100) (default 0)
  fout_pad          <int>        ..FV.....T. fixed output cubemap pads (from 0 to 100) (default 0)
  yaw               <float>      ..FV.....T. yaw rotation (from -180 to 180) (default 0)
  pitch             <float>      ..FV.....T. pitch rotation (from -180 to 180) (default 0)
  roll              <float>      ..FV.....T. roll rotation (from -180 to 180) (default 0)
  rorder            <string>     ..FV.....T. rotation order (default "ypr")
  h_fov             <float>      ..FV.....T. output horizontal field of view (from 0 to 360) (default 0)
  v_fov             <float>      ..FV.....T. output vertical field of view (from 0 to 360) (default 0)
  d_fov             <float>      ..FV.....T. output diagonal field of view (from 0 to 360) (default 0)
  h_flip            <boolean>    ..FV.....T. flip out video horizontally (default false)
  v_flip            <boolean>    ..FV.....T. flip out video vertically (default false)
  d_flip            <boolean>    ..FV.....T. flip out video indepth (default false)
  ih_flip           <boolean>    ..FV.....T. flip in video horizontally (default false)
  iv_flip           <boolean>    ..FV.....T. flip in video vertically (default false)
  in_trans          <boolean>    ..FV....... transpose video input (default false)
  out_trans         <boolean>    ..FV....... transpose video output (default false)
  ih_fov            <float>      ..FV.....T. input horizontal field of view (from 0 to 360) (default 0)
  iv_fov            <float>      ..FV.....T. input vertical field of view (from 0 to 360) (default 0)
  id_fov            <float>      ..FV.....T. input diagonal field of view (from 0 to 360) (default 0)
  alpha_mask        <boolean>    ..FV....... build mask in alpha plane (default false)

vaguedenoiser AVOptions:
  threshold         <float>      ..FV....... set filtering strength (from 0 to DBL_MAX) (default 2)
  method            <int>        ..FV....... set filtering method (from 0 to 2) (default garrote)
     hard            0            ..FV....... hard thresholding
     soft            1            ..FV....... soft thresholding
     garrote         2            ..FV....... garrote thresholding
  nsteps            <int>        ..FV....... set number of steps (from 1 to 32) (default 6)
  percent           <float>      ..FV....... set percent of full denoising (from 0 to 100) (default 85)
  planes            <int>        ..FV....... set planes to filter (from 0 to 15) (default 15)
  type              <int>        ..FV....... set threshold type (from 0 to 1) (default universal)
     universal       0            ..FV....... universal (VisuShrink)
     bayes           1            ..FV....... bayes (BayesShrink)

vectorscope AVOptions:
  mode              <int>        ..FV....... set vectorscope mode (from 0 to 5) (default gray)
     gray            0            ..FV.......
     tint            0            ..FV.......
     color           1            ..FV.......
     color2          2            ..FV.......
     color3          3            ..FV.......
     color4          4            ..FV.......
     color5          5            ..FV.......
  m                 <int>        ..FV....... set vectorscope mode (from 0 to 5) (default gray)
     gray            0            ..FV.......
     tint            0            ..FV.......
     color           1            ..FV.......
     color2          2            ..FV.......
     color3          3            ..FV.......
     color4          4            ..FV.......
     color5          5            ..FV.......
  x                 <int>        ..FV....... set color component on X axis (from 0 to 2) (default 1)
  y                 <int>        ..FV....... set color component on Y axis (from 0 to 2) (default 2)
  intensity         <float>      ..FV....... set intensity (from 0 to 1) (default 0.004)
  i                 <float>      ..FV....... set intensity (from 0 to 1) (default 0.004)
  envelope          <int>        ..FV....... set envelope (from 0 to 3) (default none)
     none            0            ..FV.......
     instant         1            ..FV.......
     peak            2            ..FV.......
     peak+instant    3            ..FV.......
  e                 <int>        ..FV....... set envelope (from 0 to 3) (default none)
     none            0            ..FV.......
     instant         1            ..FV.......
     peak            2            ..FV.......
     peak+instant    3            ..FV.......
  graticule         <int>        ..FV....... set graticule (from 0 to 3) (default none)
     none            0            ..FV.......
     green           1            ..FV.......
     color           2            ..FV.......
     invert          3            ..FV.......
  g                 <int>        ..FV....... set graticule (from 0 to 3) (default none)
     none            0            ..FV.......
     green           1            ..FV.......
     color           2            ..FV.......
     invert          3            ..FV.......
  opacity           <float>      ..FV....... set graticule opacity (from 0 to 1) (default 0.75)
  o                 <float>      ..FV....... set graticule opacity (from 0 to 1) (default 0.75)
  flags             <flags>      ..FV....... set graticule flags (default name)
     white                        ..FV....... draw white point
     black                        ..FV....... draw black point
     name                         ..FV....... draw point name
  f                 <flags>      ..FV....... set graticule flags (default name)
     white                        ..FV....... draw white point
     black                        ..FV....... draw black point
     name                         ..FV....... draw point name
  bgopacity         <float>      ..FV....... set background opacity (from 0 to 1) (default 0.3)
  b                 <float>      ..FV....... set background opacity (from 0 to 1) (default 0.3)
  lthreshold        <float>      ..FV....... set low threshold (from 0 to 1) (default 0)
  l                 <float>      ..FV....... set low threshold (from 0 to 1) (default 0)
  hthreshold        <float>      ..FV....... set high threshold (from 0 to 1) (default 1)
  h                 <float>      ..FV....... set high threshold (from 0 to 1) (default 1)
  colorspace        <int>        ..FV....... set colorspace (from 0 to 2) (default auto)
     auto            0            ..FV.......
     601             1            ..FV.......
     709             2            ..FV.......
  c                 <int>        ..FV....... set colorspace (from 0 to 2) (default auto)
     auto            0            ..FV.......
     601             1            ..FV.......
     709             2            ..FV.......
  tint0             <float>      ..FV....... set 1st tint (from -1 to 1) (default 0)
  t0                <float>      ..FV....... set 1st tint (from -1 to 1) (default 0)
  tint1             <float>      ..FV....... set 2nd tint (from -1 to 1) (default 0)
  t1                <float>      ..FV....... set 2nd tint (from -1 to 1) (default 0)

vflip AVOptions:

vibrance AVOptions:
  intensity         <float>      ..FV.....T. set the intensity value (from -2 to 2) (default 0)
  rbal              <float>      ..FV.....T. set the red balance value (from -10 to 10) (default 1)
  gbal              <float>      ..FV.....T. set the green balance value (from -10 to 10) (default 1)
  bbal              <float>      ..FV.....T. set the blue balance value (from -10 to 10) (default 1)
  rlum              <float>      ..FV.....T. set the red luma coefficient (from 0 to 1) (default 0.072186)
  glum              <float>      ..FV.....T. set the green luma coefficient (from 0 to 1) (default 0.715158)
  blum              <float>      ..FV.....T. set the blue luma coefficient (from 0 to 1) (default 0.212656)
  alternate         <boolean>    ..FV.....T. use alternate colors (default false)

vidstabdetect AVOptions:
  result            <string>     ..FV....... path to the file used to write the transforms (default "transforms.trf")
  shakiness         <int>        ..FV....... how shaky is the video and how quick is the camera? 1: little (fast) 10: very strong/quick (slow) (from 1 to 10) (default 5)
  accuracy          <int>        ..FV....... (>=shakiness) 1: low 15: high (slow) (from 1 to 15) (default 15)
  stepsize          <int>        ..FV....... region around minimum is scanned with 1 pixel resolution (from 1 to 32) (default 6)
  mincontrast       <double>     ..FV....... below this contrast a field is discarded (0-1) (from 0 to 1) (default 0.25)
  show              <int>        ..FV....... 0: draw nothing; 1,2: show fields and transforms (from 0 to 2) (default 0)
  tripod            <int>        ..FV....... virtual tripod mode (if >0): motion is compared to a reference reference frame (frame # is the value) (from 0 to INT_MAX) (default 0)

vidstabtransform AVOptions:
  input             <string>     ..FV....... set path to the file storing the transforms (default "transforms.trf")
  smoothing         <int>        ..FV....... set number of frames*2 + 1 used for lowpass filtering (from 0 to 1000) (default 15)
  optalgo           <int>        ..FV....... set camera path optimization algo (from 0 to 2) (default opt)
     opt             0            ..FV....... global optimization
     gauss           1            ..FV....... gaussian kernel
     avg             2            ..FV....... simple averaging on motion
  maxshift          <int>        ..FV....... set maximal number of pixels to translate image (from -1 to 500) (default -1)
  maxangle          <double>     ..FV....... set maximal angle in rad to rotate image (from -1 to 3.14) (default -1)
  crop              <int>        ..FV....... set cropping mode (from 0 to 1) (default keep)
     keep            0            ..FV....... keep border
     black           1            ..FV....... black border
  invert            <int>        ..FV....... invert transforms (from 0 to 1) (default 0)
  relative          <int>        ..FV....... consider transforms as relative (from 0 to 1) (default 1)
  zoom              <double>     ..FV....... set percentage to zoom (>0: zoom in, <0: zoom out (from -100 to 100) (default 0)
  optzoom           <int>        ..FV....... set optimal zoom (0: nothing, 1: optimal static zoom, 2: optimal dynamic zoom) (from 0 to 2) (default 1)
  zoomspeed         <double>     ..FV....... for adative zoom: percent to zoom maximally each frame (from 0 to 5) (default 0.25)
  interpol          <int>        ..FV....... set type of interpolation (from 0 to 3) (default bilinear)
     no              0            ..FV....... no interpolation
     linear          1            ..FV....... linear (horizontal)
     bilinear        2            ..FV....... bi-linear
     bicubic         3            ..FV....... bi-cubic
  tripod            <boolean>    ..FV....... enable virtual tripod mode (same as relative=0:smoothing=0) (default false)
  debug             <boolean>    ..FV....... enable debug mode and writer global motions information to file (default false)

vif AVOptions:

vignette AVOptions:
  angle             <string>     ..FV....... set lens angle (default "PI/5")
  a                 <string>     ..FV....... set lens angle (default "PI/5")
  x0                <string>     ..FV....... set circle center position on x-axis (default "w/2")
  y0                <string>     ..FV....... set circle center position on y-axis (default "h/2")
  mode              <int>        ..FV....... set forward/backward mode (from 0 to 1) (default forward)
     forward         0            ..FV.......
     backward        1            ..FV.......
  eval              <int>        ..FV....... specify when to evaluate expressions (from 0 to 1) (default init)
     init            0            ..FV....... eval expressions once during initialization
     frame           1            ..FV....... eval expressions for each frame
  dither            <boolean>    ..FV....... set dithering (default true)
  aspect            <rational>   ..FV....... set aspect ratio (from 0 to DBL_MAX) (default 1/1)

vmafmotion AVOptions:
  stats_file        <string>     ..FV....... Set file where to store per-frame difference information

vpp_qsv AVOptions:
  deinterlace       <int>        ..FV....... deinterlace mode: 0=off, 1=bob, 2=advanced (from 0 to 2) (default 0)
     bob             1            ..FV....... Bob deinterlace mode.
     advanced        2            ..FV....... Advanced deinterlace mode. 
  denoise           <int>        ..FV....... denoise level [0, 100] (from 0 to 100) (default 0)
  detail            <int>        ..FV....... enhancement level [0, 100] (from 0 to 100) (default 0)
  framerate         <rational>   ..FV....... output framerate (from 0 to DBL_MAX) (default 0/1)
  procamp           <int>        ..FV....... Enable ProcAmp (from 0 to 1) (default 0)
  hue               <float>      ..FV....... ProcAmp hue (from -180 to 180) (default 0)
  saturation        <float>      ..FV....... ProcAmp saturation (from 0 to 10) (default 1)
  contrast          <float>      ..FV....... ProcAmp contrast (from 0 to 10) (default 1)
  brightness        <float>      ..FV....... ProcAmp brightness (from -100 to 100) (default 0)
  transpose         <int>        ..FV....... set transpose direction (from -1 to 6) (default -1)
     cclock_hflip    0            ..FV....... rotate counter-clockwise with horizontal flip
     clock           1            ..FV....... rotate clockwise
     cclock          2            ..FV....... rotate counter-clockwise
     clock_hflip     3            ..FV....... rotate clockwise with horizontal flip
     reversal        4            ..FV....... rotate by half-turn
     hflip           5            ..FV....... flip horizontally
     vflip           6            ..FV....... flip vertically
  cw                <string>     ..FV....... set the width crop area expression (default "iw")
  ch                <string>     ..FV....... set the height crop area expression (default "ih")
  cx                <string>     ..FV....... set the x crop area expression (default "(in_w-out_w)/2")
  cy                <string>     ..FV....... set the y crop area expression (default "(in_h-out_h)/2")
  w                 <string>     ..FV....... Output video width (default "cw")
  width             <string>     ..FV....... Output video width (default "cw")
  h                 <string>     ..FV....... Output video height (default "w*ch/cw")
  height            <string>     ..FV....... Output video height (default "w*ch/cw")
  format            <string>     ..FV....... Output pixel format (default "same")
  async_depth       <int>        ..FV....... Internal parallelization depth, the higher the value the higher the latency. (from 0 to INT_MAX) (default 0)

vstack AVOptions:
  inputs            <int>        ..FV....... set number of inputs (from 2 to INT_MAX) (default 2)
  shortest          <boolean>    ..FV....... force termination when the shortest input terminates (default false)

w3fdif AVOptions:
  filter            <int>        ..FV.....T. specify the filter (from 0 to 1) (default complex)
     simple          0            ..FV.....T.
     complex         1            ..FV.....T.
  mode              <int>        ..FV.....T. specify the interlacing mode (from 0 to 1) (default field)
     frame           0            ..FV.....T. send one frame for each frame
     field           1            ..FV.....T. send one frame for each field
  parity            <int>        ..FV.....T. specify the assumed picture field parity (from -1 to 1) (default auto)
     tff             0            ..FV.....T. assume top field first
     bff             1            ..FV.....T. assume bottom field first
     auto            -1           ..FV.....T. auto detect parity
  deint             <int>        ..FV.....T. specify which frames to deinterlace (from 0 to 1) (default all)
     all             0            ..FV.....T. deinterlace all frames
     interlaced      1            ..FV.....T. only deinterlace frames marked as interlaced

waveform AVOptions:
  mode              <int>        ..FV....... set mode (from 0 to 1) (default column)
     row             0            ..FV.......
     column          1            ..FV.......
  m                 <int>        ..FV....... set mode (from 0 to 1) (default column)
     row             0            ..FV.......
     column          1            ..FV.......
  intensity         <float>      ..FV....... set intensity (from 0 to 1) (default 0.04)
  i                 <float>      ..FV....... set intensity (from 0 to 1) (default 0.04)
  mirror            <boolean>    ..FV....... set mirroring (default true)
  r                 <boolean>    ..FV....... set mirroring (default true)
  display           <int>        ..FV....... set display mode (from 0 to 2) (default stack)
     overlay         0            ..FV.......
     stack           1            ..FV.......
     parade          2            ..FV.......
  d                 <int>        ..FV....... set display mode (from 0 to 2) (default stack)
     overlay         0            ..FV.......
     stack           1            ..FV.......
     parade          2            ..FV.......
  components        <int>        ..FV....... set components to display (from 1 to 15) (default 1)
  c                 <int>        ..FV....... set components to display (from 1 to 15) (default 1)
  envelope          <int>        ..FV....... set envelope to display (from 0 to 3) (default none)
     none            0            ..FV.......
     instant         1            ..FV.......
     peak            2            ..FV.......
     peak+instant    3            ..FV.......
  e                 <int>        ..FV....... set envelope to display (from 0 to 3) (default none)
     none            0            ..FV.......
     instant         1            ..FV.......
     peak            2            ..FV.......
     peak+instant    3            ..FV.......
  filter            <int>        ..FV....... set filter (from 0 to 7) (default lowpass)
     lowpass         0            ..FV.......
     flat            1            ..FV.......
     aflat           2            ..FV.......
     chroma          3            ..FV.......
     color           4            ..FV.......
     acolor          5            ..FV.......
     xflat           6            ..FV.......
     yflat           7            ..FV.......
  f                 <int>        ..FV....... set filter (from 0 to 7) (default lowpass)
     lowpass         0            ..FV.......
     flat            1            ..FV.......
     aflat           2            ..FV.......
     chroma          3            ..FV.......
     color           4            ..FV.......
     acolor          5            ..FV.......
     xflat           6            ..FV.......
     yflat           7            ..FV.......
  graticule         <int>        ..FV....... set graticule (from 0 to 3) (default none)
     none            0            ..FV.......
     green           1            ..FV.......
     orange          2            ..FV.......
     invert          3            ..FV.......
  g                 <int>        ..FV....... set graticule (from 0 to 3) (default none)
     none            0            ..FV.......
     green           1            ..FV.......
     orange          2            ..FV.......
     invert          3            ..FV.......
  opacity           <float>      ..FV....... set graticule opacity (from 0 to 1) (default 0.75)
  o                 <float>      ..FV....... set graticule opacity (from 0 to 1) (default 0.75)
  flags             <flags>      ..FV....... set graticule flags (default numbers)
     numbers                      ..FV....... draw numbers
     dots                         ..FV....... draw dots instead of lines
  fl                <flags>      ..FV....... set graticule flags (default numbers)
     numbers                      ..FV....... draw numbers
     dots                         ..FV....... draw dots instead of lines
  scale             <int>        ..FV....... set scale (from 0 to 2) (default digital)
     digital         0            ..FV.......
     millivolts      1            ..FV.......
     ire             2            ..FV.......
  s                 <int>        ..FV....... set scale (from 0 to 2) (default digital)
     digital         0            ..FV.......
     millivolts      1            ..FV.......
     ire             2            ..FV.......
  bgopacity         <float>      ..FV....... set background opacity (from 0 to 1) (default 0.75)
  b                 <float>      ..FV....... set background opacity (from 0 to 1) (default 0.75)
  tint0             <float>      ..FV....... set 1st tint (from -1 to 1) (default 0)
  t0                <float>      ..FV....... set 1st tint (from -1 to 1) (default 0)
  tint1             <float>      ..FV....... set 2nd tint (from -1 to 1) (default 0)
  t1                <float>      ..FV....... set 2nd tint (from -1 to 1) (default 0)

weave AVOptions:
  first_field       <int>        ..FV....... set first field (from 0 to 1) (default top)
     top             0            ..FV....... set top field first
     t               0            ..FV....... set top field first
     bottom          1            ..FV....... set bottom field first
     b               1            ..FV....... set bottom field first

xbr AVOptions:
  n                 <int>        ..FV....... set scale factor (from 2 to 4) (default 3)

xfade AVOptions:
  transition        <int>        ..FV....... set cross fade transition (from -1 to 42) (default fade)
     custom          -1           ..FV....... custom transition
     fade            0            ..FV....... fade transition
     wipeleft        1            ..FV....... wipe left transition
     wiperight       2            ..FV....... wipe right transition
     wipeup          3            ..FV....... wipe up transition
     wipedown        4            ..FV....... wipe down transition
     slideleft       5            ..FV....... slide left transition
     slideright      6            ..FV....... slide right transition
     slideup         7            ..FV....... slide up transition
     slidedown       8            ..FV....... slide down transition
     circlecrop      9            ..FV....... circle crop transition
     rectcrop        10           ..FV....... rect crop transition
     distance        11           ..FV....... distance transition
     fadeblack       12           ..FV....... fadeblack transition
     fadewhite       13           ..FV....... fadewhite transition
     radial          14           ..FV....... radial transition
     smoothleft      15           ..FV....... smoothleft transition
     smoothright     16           ..FV....... smoothright transition
     smoothup        17           ..FV....... smoothup transition
     smoothdown      18           ..FV....... smoothdown transition
     circleopen      19           ..FV....... circleopen transition
     circleclose     20           ..FV....... circleclose transition
     vertopen        21           ..FV....... vert open transition
     vertclose       22           ..FV....... vert close transition
     horzopen        23           ..FV....... horz open transition
     horzclose       24           ..FV....... horz close transition
     dissolve        25           ..FV....... dissolve transition
     pixelize        26           ..FV....... pixelize transition
     diagtl          27           ..FV....... diag tl transition
     diagtr          28           ..FV....... diag tr transition
     diagbl          29           ..FV....... diag bl transition
     diagbr          30           ..FV....... diag br transition
     hlslice         31           ..FV....... hl slice transition
     hrslice         32           ..FV....... hr slice transition
     vuslice         33           ..FV....... vu slice transition
     vdslice         34           ..FV....... vd slice transition
     hblur           35           ..FV....... hblur transition
     fadegrays       36           ..FV....... fadegrays transition
     wipetl          37           ..FV....... wipe tl transition
     wipetr          38           ..FV....... wipe tr transition
     wipebl          39           ..FV....... wipe bl transition
     wipebr          40           ..FV....... wipe br transition
     squeezeh        41           ..FV....... squeeze h transition
     squeezev        42           ..FV....... squeeze v transition
  duration          <duration>   ..FV....... set cross fade duration (default 1)
  offset            <duration>   ..FV....... set cross fade start relative to first input stream (default 0)
  expr              <string>     ..FV....... set expression for custom transition

xmedian AVOptions:
  inputs            <int>        ..FV....... set number of inputs (from 3 to 255) (default 3)
  planes            <int>        ..FV.....T. set planes to filter (from 0 to 15) (default 15)
  percentile        <float>      ..FV.....T. set percentile (from 0 to 1) (default 0.5)

framesync AVOptions:
  eof_action        <int>        ..FV....... Action to take when encountering EOF from secondary input  (from 0 to 2) (default repeat)
     repeat          0            ..FV....... Repeat the previous frame.
     endall          1            ..FV....... End both streams.
     pass            2            ..FV....... Pass through the main input.
  shortest          <boolean>    ..FV....... force termination when the shortest input terminates (default false)
  repeatlast        <boolean>    ..FV....... extend last frame of secondary streams beyond EOF (default true)

xstack AVOptions:
  inputs            <int>        ..FV....... set number of inputs (from 2 to INT_MAX) (default 2)
  layout            <string>     ..FV....... set custom layout
  shortest          <boolean>    ..FV....... force termination when the shortest input terminates (default false)
  fill              <string>     ..FV....... set the color for unused pixels (default "none")

yadif AVOptions:
  mode              <int>        ..FV....... specify the interlacing mode (from 0 to 3) (default send_frame)
     send_frame      0            ..FV....... send one frame for each frame
     send_field      1            ..FV....... send one frame for each field
     send_frame_nospatial 2            ..FV....... send one frame for each frame, but skip spatial interlacing check
     send_field_nospatial 3            ..FV....... send one frame for each field, but skip spatial interlacing check
  parity            <int>        ..FV....... specify the assumed picture field parity (from -1 to 1) (default auto)
     tff             0            ..FV....... assume top field first
     bff             1            ..FV....... assume bottom field first
     auto            -1           ..FV....... auto detect parity
  deint             <int>        ..FV....... specify which frames to deinterlace (from 0 to 1) (default all)
     all             0            ..FV....... deinterlace all frames
     interlaced      1            ..FV....... only deinterlace frames marked as interlaced

yadif_cuda AVOptions:
  mode              <int>        ..FV....... specify the interlacing mode (from 0 to 3) (default send_frame)
     send_frame      0            ..FV....... send one frame for each frame
     send_field      1            ..FV....... send one frame for each field
     send_frame_nospatial 2            ..FV....... send one frame for each frame, but skip spatial interlacing check
     send_field_nospatial 3            ..FV....... send one frame for each field, but skip spatial interlacing check
  parity            <int>        ..FV....... specify the assumed picture field parity (from -1 to 1) (default auto)
     tff             0            ..FV....... assume top field first
     bff             1            ..FV....... assume bottom field first
     auto            -1           ..FV....... auto detect parity
  deint             <int>        ..FV....... specify which frames to deinterlace (from 0 to 1) (default all)
     all             0            ..FV....... deinterlace all frames
     interlaced      1            ..FV....... only deinterlace frames marked as interlaced

yaepblur AVOptions:
  radius            <int>        ..FV.....T. set window radius (from 0 to INT_MAX) (default 3)
  r                 <int>        ..FV.....T. set window radius (from 0 to INT_MAX) (default 3)
  planes            <int>        ..FV.....T. set planes to filter (from 0 to 15) (default 1)
  p                 <int>        ..FV.....T. set planes to filter (from 0 to 15) (default 1)
  sigma             <int>        ..FV.....T. set blur strength (from 1 to INT_MAX) (default 128)
  s                 <int>        ..FV.....T. set blur strength (from 1 to INT_MAX) (default 128)

zmq AVOptions:
  bind_address      <string>     ..FVA...... set bind address (default "tcp://*:5555")
  b                 <string>     ..FVA...... set bind address (default "tcp://*:5555")

zoompan AVOptions:
  zoom              <string>     ..FV....... set the zoom expression (default "1")
  z                 <string>     ..FV....... set the zoom expression (default "1")
  x                 <string>     ..FV....... set the x expression (default "0")
  y                 <string>     ..FV....... set the y expression (default "0")
  d                 <string>     ..FV....... set the duration expression (default "90")
  s                 <image_size> ..FV....... set the output image size (default "hd720")
  fps               <video_rate> ..FV....... set the output framerate (default "25")

zscale AVOptions:
  w                 <string>     ..FV.....T. Output video width
  width             <string>     ..FV.....T. Output video width
  h                 <string>     ..FV.....T. Output video height
  height            <string>     ..FV.....T. Output video height
  size              <string>     ..FV....... set video size
  s                 <string>     ..FV....... set video size
  dither            <int>        ..FV....... set dither type (from 0 to 3) (default none)
     none            0            ..FV.......
     ordered         1            ..FV.......
     random          2            ..FV.......
     error_diffusion 3            ..FV.......
  d                 <int>        ..FV....... set dither type (from 0 to 3) (default none)
     none            0            ..FV.......
     ordered         1            ..FV.......
     random          2            ..FV.......
     error_diffusion 3            ..FV.......
  filter            <int>        ..FV....... set filter type (from 0 to 5) (default bilinear)
     point           0            ..FV.......
     bilinear        1            ..FV.......
     bicubic         2            ..FV.......
     spline16        3            ..FV.......
     spline36        4            ..FV.......
     lanczos         5            ..FV.......
  f                 <int>        ..FV....... set filter type (from 0 to 5) (default bilinear)
     point           0            ..FV.......
     bilinear        1            ..FV.......
     bicubic         2            ..FV.......
     spline16        3            ..FV.......
     spline36        4            ..FV.......
     lanczos         5            ..FV.......
  out_range         <int>        ..FV....... set color range (from -1 to 1) (default input)
     input           -1           ..FV.......
     limited         0            ..FV.......
     full            1            ..FV.......
     unknown         -1           ..FV.......
     tv              0            ..FV.......
     pc              1            ..FV.......
  range             <int>        ..FV....... set color range (from -1 to 1) (default input)
     input           -1           ..FV.......
     limited         0            ..FV.......
     full            1            ..FV.......
     unknown         -1           ..FV.......
     tv              0            ..FV.......
     pc              1            ..FV.......
  r                 <int>        ..FV....... set color range (from -1 to 1) (default input)
     input           -1           ..FV.......
     limited         0            ..FV.......
     full            1            ..FV.......
     unknown         -1           ..FV.......
     tv              0            ..FV.......
     pc              1            ..FV.......
  primaries         <int>        ..FV....... set color primaries (from -1 to INT_MAX) (default input)
     input           -1           ..FV.......
     709             1            ..FV.......
     unspecified     2            ..FV.......
     170m            6            ..FV.......
     240m            7            ..FV.......
     2020            9            ..FV.......
     unknown         2            ..FV.......
     bt709           1            ..FV.......
     bt470m          4            ..FV.......
     bt470bg         5            ..FV.......
     smpte170m       6            ..FV.......
     smpte240m       7            ..FV.......
     film            8            ..FV.......
     bt2020          9            ..FV.......
     smpte428        10           ..FV.......
     smpte431        11           ..FV.......
     smpte432        12           ..FV.......
     jedec-p22       22           ..FV.......
     ebu3213         22           ..FV.......
  p                 <int>        ..FV....... set color primaries (from -1 to INT_MAX) (default input)
     input           -1           ..FV.......
     709             1            ..FV.......
     unspecified     2            ..FV.......
     170m            6            ..FV.......
     240m            7            ..FV.......
     2020            9            ..FV.......
     unknown         2            ..FV.......
     bt709           1            ..FV.......
     bt470m          4            ..FV.......
     bt470bg         5            ..FV.......
     smpte170m       6            ..FV.......
     smpte240m       7            ..FV.......
     film            8            ..FV.......
     bt2020          9            ..FV.......
     smpte428        10           ..FV.......
     smpte431        11           ..FV.......
     smpte432        12           ..FV.......
     jedec-p22       22           ..FV.......
     ebu3213         22           ..FV.......
  transfer          <int>        ..FV....... set transfer characteristic (from -1 to INT_MAX) (default input)
     input           -1           ..FV.......
     709             1            ..FV.......
     unspecified     2            ..FV.......
     601             6            ..FV.......
     linear          8            ..FV.......
     2020_10         14           ..FV.......
     2020_12         15           ..FV.......
     unknown         2            ..FV.......
     bt470m          4            ..FV.......
     bt470bg         5            ..FV.......
     smpte170m       6            ..FV.......
     bt709           1            ..FV.......
     linear          8            ..FV.......
     log100          9            ..FV.......
     log316          10           ..FV.......
     bt2020-10       14           ..FV.......
     bt2020-12       15           ..FV.......
     smpte2084       16           ..FV.......
     iec61966-2-4    11           ..FV.......
     iec61966-2-1    13           ..FV.......
     arib-std-b67    18           ..FV.......
  t                 <int>        ..FV....... set transfer characteristic (from -1 to INT_MAX) (default input)
     input           -1           ..FV.......
     709             1            ..FV.......
     unspecified     2            ..FV.......
     601             6            ..FV.......
     linear          8            ..FV.......
     2020_10         14           ..FV.......
     2020_12         15           ..FV.......
     unknown         2            ..FV.......
     bt470m          4            ..FV.......
     bt470bg         5            ..FV.......
     smpte170m       6            ..FV.......
     bt709           1            ..FV.......
     linear          8            ..FV.......
     log100          9            ..FV.......
     log316          10           ..FV.......
     bt2020-10       14           ..FV.......
     bt2020-12       15           ..FV.......
     smpte2084       16           ..FV.......
     iec61966-2-4    11           ..FV.......
     iec61966-2-1    13           ..FV.......
     arib-std-b67    18           ..FV.......
  matrix            <int>        ..FV....... set colorspace matrix (from -1 to INT_MAX) (default input)
     input           -1           ..FV.......
     709             1            ..FV.......
     unspecified     2            ..FV.......
     470bg           5            ..FV.......
     170m            6            ..FV.......
     2020_ncl        9            ..FV.......
     2020_cl         10           ..FV.......
     unknown         2            ..FV.......
     gbr             0            ..FV.......
     bt709           1            ..FV.......
     fcc             4            ..FV.......
     bt470bg         5            ..FV.......
     smpte170m       6            ..FV.......
     smpte2400m      7            ..FV.......
     ycgco           8            ..FV.......
     bt2020nc        9            ..FV.......
     bt2020c         10           ..FV.......
     chroma-derived-nc 12           ..FV.......
     chroma-derived-c 13           ..FV.......
     ictcp           14           ..FV.......
  m                 <int>        ..FV....... set colorspace matrix (from -1 to INT_MAX) (default input)
     input           -1           ..FV.......
     709             1            ..FV.......
     unspecified     2            ..FV.......
     470bg           5            ..FV.......
     170m            6            ..FV.......
     2020_ncl        9            ..FV.......
     2020_cl         10           ..FV.......
     unknown         2            ..FV.......
     gbr             0            ..FV.......
     bt709           1            ..FV.......
     fcc             4            ..FV.......
     bt470bg         5            ..FV.......
     smpte170m       6            ..FV.......
     smpte2400m      7            ..FV.......
     ycgco           8            ..FV.......
     bt2020nc        9            ..FV.......
     bt2020c         10           ..FV.......
     chroma-derived-nc 12           ..FV.......
     chroma-derived-c 13           ..FV.......
     ictcp           14           ..FV.......
  in_range          <int>        ..FV....... set input color range (from -1 to 1) (default input)
     input           -1           ..FV.......
     limited         0            ..FV.......
     full            1            ..FV.......
     unknown         -1           ..FV.......
     tv              0            ..FV.......
     pc              1            ..FV.......
  rangein           <int>        ..FV....... set input color range (from -1 to 1) (default input)
     input           -1           ..FV.......
     limited         0            ..FV.......
     full            1            ..FV.......
     unknown         -1           ..FV.......
     tv              0            ..FV.......
     pc              1            ..FV.......
  rin               <int>        ..FV....... set input color range (from -1 to 1) (default input)
     input           -1           ..FV.......
     limited         0            ..FV.......
     full            1            ..FV.......
     unknown         -1           ..FV.......
     tv              0            ..FV.......
     pc              1            ..FV.......
  primariesin       <int>        ..FV....... set input color primaries (from -1 to INT_MAX) (default input)
     input           -1           ..FV.......
     709             1            ..FV.......
     unspecified     2            ..FV.......
     170m            6            ..FV.......
     240m            7            ..FV.......
     2020            9            ..FV.......
     unknown         2            ..FV.......
     bt709           1            ..FV.......
     bt470m          4            ..FV.......
     bt470bg         5            ..FV.......
     smpte170m       6            ..FV.......
     smpte240m       7            ..FV.......
     film            8            ..FV.......
     bt2020          9            ..FV.......
     smpte428        10           ..FV.......
     smpte431        11           ..FV.......
     smpte432        12           ..FV.......
     jedec-p22       22           ..FV.......
     ebu3213         22           ..FV.......
  pin               <int>        ..FV....... set input color primaries (from -1 to INT_MAX) (default input)
     input           -1           ..FV.......
     709             1            ..FV.......
     unspecified     2            ..FV.......
     170m            6            ..FV.......
     240m            7            ..FV.......
     2020            9            ..FV.......
     unknown         2            ..FV.......
     bt709           1            ..FV.......
     bt470m          4            ..FV.......
     bt470bg         5            ..FV.......
     smpte170m       6            ..FV.......
     smpte240m       7            ..FV.......
     film            8            ..FV.......
     bt2020          9            ..FV.......
     smpte428        10           ..FV.......
     smpte431        11           ..FV.......
     smpte432        12           ..FV.......
     jedec-p22       22           ..FV.......
     ebu3213         22           ..FV.......
  transferin        <int>        ..FV....... set input transfer characteristic (from -1 to INT_MAX) (default input)
     input           -1           ..FV.......
     709             1            ..FV.......
     unspecified     2            ..FV.......
     601             6            ..FV.......
     linear          8            ..FV.......
     2020_10         14           ..FV.......
     2020_12         15           ..FV.......
     unknown         2            ..FV.......
     bt470m          4            ..FV.......
     bt470bg         5            ..FV.......
     smpte170m       6            ..FV.......
     bt709           1            ..FV.......
     linear          8            ..FV.......
     log100          9            ..FV.......
     log316          10           ..FV.......
     bt2020-10       14           ..FV.......
     bt2020-12       15           ..FV.......
     smpte2084       16           ..FV.......
     iec61966-2-4    11           ..FV.......
     iec61966-2-1    13           ..FV.......
     arib-std-b67    18           ..FV.......
  tin               <int>        ..FV....... set input transfer characteristic (from -1 to INT_MAX) (default input)
     input           -1           ..FV.......
     709             1            ..FV.......
     unspecified     2            ..FV.......
     601             6            ..FV.......
     linear          8            ..FV.......
     2020_10         14           ..FV.......
     2020_12         15           ..FV.......
     unknown         2            ..FV.......
     bt470m          4            ..FV.......
     bt470bg         5            ..FV.......
     smpte170m       6            ..FV.......
     bt709           1            ..FV.......
     linear          8            ..FV.......
     log100          9            ..FV.......
     log316          10           ..FV.......
     bt2020-10       14           ..FV.......
     bt2020-12       15           ..FV.......
     smpte2084       16           ..FV.......
     iec61966-2-4    11           ..FV.......
     iec61966-2-1    13           ..FV.......
     arib-std-b67    18           ..FV.......
  matrixin          <int>        ..FV....... set input colorspace matrix (from -1 to INT_MAX) (default input)
     input           -1           ..FV.......
     709             1            ..FV.......
     unspecified     2            ..FV.......
     470bg           5            ..FV.......
     170m            6            ..FV.......
     2020_ncl        9            ..FV.......
     2020_cl         10           ..FV.......
     unknown         2            ..FV.......
     gbr             0            ..FV.......
     bt709           1            ..FV.......
     fcc             4            ..FV.......
     bt470bg         5            ..FV.......
     smpte170m       6            ..FV.......
     smpte2400m      7            ..FV.......
     ycgco           8            ..FV.......
     bt2020nc        9            ..FV.......
     bt2020c         10           ..FV.......
     chroma-derived-nc 12           ..FV.......
     chroma-derived-c 13           ..FV.......
     ictcp           14           ..FV.......
  min               <int>        ..FV....... set input colorspace matrix (from -1 to INT_MAX) (default input)
     input           -1           ..FV.......
     709             1            ..FV.......
     unspecified     2            ..FV.......
     470bg           5            ..FV.......
     170m            6            ..FV.......
     2020_ncl        9            ..FV.......
     2020_cl         10           ..FV.......
     unknown         2            ..FV.......
     gbr             0            ..FV.......
     bt709           1            ..FV.......
     fcc             4            ..FV.......
     bt470bg         5            ..FV.......
     smpte170m       6            ..FV.......
     smpte2400m      7            ..FV.......
     ycgco           8            ..FV.......
     bt2020nc        9            ..FV.......
     bt2020c         10           ..FV.......
     chroma-derived-nc 12           ..FV.......
     chroma-derived-c 13           ..FV.......
     ictcp           14           ..FV.......
  chromal           <int>        ..FV....... set output chroma location (from -1 to 5) (default input)
     input           -1           ..FV.......
     left            0            ..FV.......
     center          1            ..FV.......
     topleft         2            ..FV.......
     top             3            ..FV.......
     bottomleft      4            ..FV.......
     bottom          5            ..FV.......
  c                 <int>        ..FV....... set output chroma location (from -1 to 5) (default input)
     input           -1           ..FV.......
     left            0            ..FV.......
     center          1            ..FV.......
     topleft         2            ..FV.......
     top             3            ..FV.......
     bottomleft      4            ..FV.......
     bottom          5            ..FV.......
  chromalin         <int>        ..FV....... set input chroma location (from -1 to 5) (default input)
     input           -1           ..FV.......
     left            0            ..FV.......
     center          1            ..FV.......
     topleft         2            ..FV.......
     top             3            ..FV.......
     bottomleft      4            ..FV.......
     bottom          5            ..FV.......
  cin               <int>        ..FV....... set input chroma location (from -1 to 5) (default input)
     input           -1           ..FV.......
     left            0            ..FV.......
     center          1            ..FV.......
     topleft         2            ..FV.......
     top             3            ..FV.......
     bottomleft      4            ..FV.......
     bottom          5            ..FV.......
  npl               <double>     ..FV....... set nominal peak luminance (from 0 to DBL_MAX) (default nan)
  agamma            <boolean>    ..FV....... allow approximate gamma (default true)
  param_a           <double>     ..FV....... parameter A, which is parameter "b" for bicubic, and the number of filter taps for lanczos (from -DBL_MAX to DBL_MAX) (default nan)
  param_b           <double>     ..FV....... parameter B, which is parameter "c" for bicubic (from -DBL_MAX to DBL_MAX) (default nan)

allrgb AVOptions:
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")
  duration          <duration>   ..FV....... set video duration (default -0.000001)
  d                 <duration>   ..FV....... set video duration (default -0.000001)
  sar               <rational>   ..FV....... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1)

allyuv AVOptions:
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")
  duration          <duration>   ..FV....... set video duration (default -0.000001)
  d                 <duration>   ..FV....... set video duration (default -0.000001)
  sar               <rational>   ..FV....... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1)

cellauto AVOptions:
  filename          <string>     ..FV....... read initial pattern from file
  f                 <string>     ..FV....... read initial pattern from file
  pattern           <string>     ..FV....... set initial pattern
  p                 <string>     ..FV....... set initial pattern
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")
  size              <image_size> ..FV....... set video size
  s                 <image_size> ..FV....... set video size
  rule              <int>        ..FV....... set rule (from 0 to 255) (default 110)
  random_fill_ratio <double>     ..FV....... set fill ratio for filling initial grid randomly (from 0 to 1) (default 0.618034)
  ratio             <double>     ..FV....... set fill ratio for filling initial grid randomly (from 0 to 1) (default 0.618034)
  random_seed       <int64>      ..FV....... set the seed for filling the initial grid randomly (from -1 to UINT32_MAX) (default -1)
  seed              <int64>      ..FV....... set the seed for filling the initial grid randomly (from -1 to UINT32_MAX) (default -1)
  scroll            <boolean>    ..FV....... scroll pattern downward (default true)
  start_full        <boolean>    ..FV....... start filling the whole video (default false)
  full              <boolean>    ..FV....... start filling the whole video (default true)
  stitch            <boolean>    ..FV....... stitch boundaries (default true)

color AVOptions:
  color             <color>      ..FV.....T. set color (default "black")
  c                 <color>      ..FV.....T. set color (default "black")
  size              <image_size> ..FV....... set video size (default "320x240")
  s                 <image_size> ..FV....... set video size (default "320x240")
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")
  duration          <duration>   ..FV....... set video duration (default -0.000001)
  d                 <duration>   ..FV....... set video duration (default -0.000001)
  sar               <rational>   ..FV....... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1)

gradients AVOptions:
  size              <image_size> ..FV....... set frame size (default "640x480")
  s                 <image_size> ..FV....... set frame size (default "640x480")
  rate              <video_rate> ..FV....... set frame rate (default "25")
  r                 <video_rate> ..FV....... set frame rate (default "25")
  c0                <color>      ..FV....... set 1st color (default "random")
  c1                <color>      ..FV....... set 2nd color (default "random")
  c2                <color>      ..FV....... set 3rd color (default "random")
  c3                <color>      ..FV....... set 4th color (default "random")
  c4                <color>      ..FV....... set 5th color (default "random")
  c5                <color>      ..FV....... set 6th color (default "random")
  c6                <color>      ..FV....... set 7th color (default "random")
  c7                <color>      ..FV....... set 8th color (default "random")
  x0                <int>        ..FV....... set gradient line source x0 (from -1 to INT_MAX) (default -1)
  y0                <int>        ..FV....... set gradient line source y0 (from -1 to INT_MAX) (default -1)
  x1                <int>        ..FV....... set gradient line destination x1 (from -1 to INT_MAX) (default -1)
  y1                <int>        ..FV....... set gradient line destination y1 (from -1 to INT_MAX) (default -1)
  nb_colors         <int>        ..FV....... set the number of colors (from 2 to 8) (default 2)
  n                 <int>        ..FV....... set the number of colors (from 2 to 8) (default 2)
  seed              <int64>      ..FV....... set the seed (from -1 to UINT32_MAX) (default -1)
  duration          <duration>   ..FV....... set video duration (default -0.000001)
  d                 <duration>   ..FV....... set video duration (default -0.000001)
  speed             <float>      ..FV....... set gradients rotation speed (from 1e-05 to 1) (default 0.01)

haldclutsrc AVOptions:
  level             <int>        ..FV....... set level (from 2 to 16) (default 6)
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")
  duration          <duration>   ..FV....... set video duration (default -0.000001)
  d                 <duration>   ..FV....... set video duration (default -0.000001)
  sar               <rational>   ..FV....... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1)

life AVOptions:
  filename          <string>     ..FV....... set source file
  f                 <string>     ..FV....... set source file
  size              <image_size> ..FV....... set video size
  s                 <image_size> ..FV....... set video size
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")
  rule              <string>     ..FV....... set rule (default "B3/S23")
  random_fill_ratio <double>     ..FV....... set fill ratio for filling initial grid randomly (from 0 to 1) (default 0.618034)
  ratio             <double>     ..FV....... set fill ratio for filling initial grid randomly (from 0 to 1) (default 0.618034)
  random_seed       <int64>      ..FV....... set the seed for filling the initial grid randomly (from -1 to UINT32_MAX) (default -1)
  seed              <int64>      ..FV....... set the seed for filling the initial grid randomly (from -1 to UINT32_MAX) (default -1)
  stitch            <boolean>    ..FV....... stitch boundaries (default true)
  mold              <int>        ..FV....... set mold speed for dead cells (from 0 to 255) (default 0)
  life_color        <color>      ..FV....... set life color (default "white")
  death_color       <color>      ..FV....... set death color (default "black")
  mold_color        <color>      ..FV....... set mold color (default "black")

mandelbrot AVOptions:
  size              <image_size> ..FV....... set frame size (default "640x480")
  s                 <image_size> ..FV....... set frame size (default "640x480")
  rate              <video_rate> ..FV....... set frame rate (default "25")
  r                 <video_rate> ..FV....... set frame rate (default "25")
  maxiter           <int>        ..FV....... set max iterations number (from 1 to INT_MAX) (default 7189)
  start_x           <double>     ..FV....... set the initial x position (from -100 to 100) (default -0.743644)
  start_y           <double>     ..FV....... set the initial y position (from -100 to 100) (default -0.131826)
  start_scale       <double>     ..FV....... set the initial scale value (from 0 to FLT_MAX) (default 3)
  end_scale         <double>     ..FV....... set the terminal scale value (from 0 to FLT_MAX) (default 0.3)
  end_pts           <double>     ..FV....... set the terminal pts value (from 0 to I64_MAX) (default 400)
  bailout           <double>     ..FV....... set the bailout value (from 0 to FLT_MAX) (default 10)
  morphxf           <double>     ..FV....... set morph x frequency (from -FLT_MAX to FLT_MAX) (default 0.01)
  morphyf           <double>     ..FV....... set morph y frequency (from -FLT_MAX to FLT_MAX) (default 0.0123)
  morphamp          <double>     ..FV....... set morph amplitude (from -FLT_MAX to FLT_MAX) (default 0)
  outer             <int>        ..FV....... set outer coloring mode (from 0 to INT_MAX) (default normalized_iteration_count)
     iteration_count 0            ..FV....... set iteration count mode
     normalized_iteration_count 1            ..FV....... set normalized iteration count mode
     white           2            ..FV....... set white mode
     outz            3            ..FV....... set outz mode
  inner             <int>        ..FV....... set inner coloring mode (from 0 to INT_MAX) (default mincol)
     black           0            ..FV....... set black mode
     period          1            ..FV....... set period mode
     convergence     2            ..FV....... show time until convergence
     mincol          3            ..FV....... color based on point closest to the origin of the iterations

mptestsrc AVOptions:
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")
  duration          <duration>   ..FV....... set video duration (default -0.000001)
  d                 <duration>   ..FV....... set video duration (default -0.000001)
  test              <int>        ..FV....... set test to perform (from 0 to INT_MAX) (default all)
     dc_luma         0            ..FV....... 
     dc_chroma       1            ..FV....... 
     freq_luma       2            ..FV....... 
     freq_chroma     3            ..FV....... 
     amp_luma        4            ..FV....... 
     amp_chroma      5            ..FV....... 
     cbp             6            ..FV....... 
     mv              7            ..FV....... 
     ring1           8            ..FV....... 
     ring2           9            ..FV....... 
     all             10           ..FV....... 
  t                 <int>        ..FV....... set test to perform (from 0 to INT_MAX) (default all)
     dc_luma         0            ..FV....... 
     dc_chroma       1            ..FV....... 
     freq_luma       2            ..FV....... 
     freq_chroma     3            ..FV....... 
     amp_luma        4            ..FV....... 
     amp_chroma      5            ..FV....... 
     cbp             6            ..FV....... 
     mv              7            ..FV....... 
     ring1           8            ..FV....... 
     ring2           9            ..FV....... 
     all             10           ..FV....... 
  max_frames        <int64>      ..FV....... Set the maximum number of frames generated for each test (from 1 to I64_MAX) (default 30)
  m                 <int64>      ..FV....... Set the maximum number of frames generated for each test (from 1 to I64_MAX) (default 30)

nullsrc AVOptions:
  size              <image_size> ..FV....... set video size (default "320x240")
  s                 <image_size> ..FV....... set video size (default "320x240")
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")
  duration          <duration>   ..FV....... set video duration (default -0.000001)
  d                 <duration>   ..FV....... set video duration (default -0.000001)
  sar               <rational>   ..FV....... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1)

pal75bars AVOptions:
  size              <image_size> ..FV....... set video size (default "320x240")
  s                 <image_size> ..FV....... set video size (default "320x240")
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")
  duration          <duration>   ..FV....... set video duration (default -0.000001)
  d                 <duration>   ..FV....... set video duration (default -0.000001)
  sar               <rational>   ..FV....... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1)

pal100bars AVOptions:
  size              <image_size> ..FV....... set video size (default "320x240")
  s                 <image_size> ..FV....... set video size (default "320x240")
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")
  duration          <duration>   ..FV....... set video duration (default -0.000001)
  d                 <duration>   ..FV....... set video duration (default -0.000001)
  sar               <rational>   ..FV....... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1)

rgbtestsrc AVOptions:
  size              <image_size> ..FV....... set video size (default "320x240")
  s                 <image_size> ..FV....... set video size (default "320x240")
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")
  duration          <duration>   ..FV....... set video duration (default -0.000001)
  d                 <duration>   ..FV....... set video duration (default -0.000001)
  sar               <rational>   ..FV....... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1)
  complement        <boolean>    ..FV....... set complement colors (default false)
  co                <boolean>    ..FV....... set complement colors (default false)

sierpinski AVOptions:
  size              <image_size> ..FV....... set frame size (default "640x480")
  s                 <image_size> ..FV....... set frame size (default "640x480")
  rate              <video_rate> ..FV....... set frame rate (default "25")
  r                 <video_rate> ..FV....... set frame rate (default "25")
  seed              <int64>      ..FV....... set the seed (from -1 to UINT32_MAX) (default -1)
  jump              <int>        ..FV....... set the jump (from 1 to 10000) (default 100)
  type              <int>        ..FV....... set fractal type (from 0 to 1) (default carpet)
     carpet          0            ..FV....... sierpinski carpet
     triangle        1            ..FV....... sierpinski triangle

smptebars AVOptions:
  size              <image_size> ..FV....... set video size (default "320x240")
  s                 <image_size> ..FV....... set video size (default "320x240")
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")
  duration          <duration>   ..FV....... set video duration (default -0.000001)
  d                 <duration>   ..FV....... set video duration (default -0.000001)
  sar               <rational>   ..FV....... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1)

smptehdbars AVOptions:
  size              <image_size> ..FV....... set video size (default "320x240")
  s                 <image_size> ..FV....... set video size (default "320x240")
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")
  duration          <duration>   ..FV....... set video duration (default -0.000001)
  d                 <duration>   ..FV....... set video duration (default -0.000001)
  sar               <rational>   ..FV....... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1)

testsrc AVOptions:
  size              <image_size> ..FV....... set video size (default "320x240")
  s                 <image_size> ..FV....... set video size (default "320x240")
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")
  duration          <duration>   ..FV....... set video duration (default -0.000001)
  d                 <duration>   ..FV....... set video duration (default -0.000001)
  sar               <rational>   ..FV....... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1)
  decimals          <int>        ..FV....... set number of decimals to show (from 0 to 17) (default 0)
  n                 <int>        ..FV....... set number of decimals to show (from 0 to 17) (default 0)

testsrc2 AVOptions:
  size              <image_size> ..FV....... set video size (default "320x240")
  s                 <image_size> ..FV....... set video size (default "320x240")
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")
  duration          <duration>   ..FV....... set video duration (default -0.000001)
  d                 <duration>   ..FV....... set video duration (default -0.000001)
  sar               <rational>   ..FV....... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1)
  alpha             <int>        ..FV....... set global alpha (opacity) (from 0 to 255) (default 255)

yuvtestsrc AVOptions:
  size              <image_size> ..FV....... set video size (default "320x240")
  s                 <image_size> ..FV....... set video size (default "320x240")
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")
  duration          <duration>   ..FV....... set video duration (default -0.000001)
  d                 <duration>   ..FV....... set video duration (default -0.000001)
  sar               <rational>   ..FV....... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1)

abitscope AVOptions:
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")
  size              <image_size> ..FV....... set video size (default "1024x256")
  s                 <image_size> ..FV....... set video size (default "1024x256")
  colors            <string>     ..FV....... set channels colors (default "red|green|blue|yellow|orange|lime|pink|magenta|brown")

adrawgraph AVOptions:
  m1                <string>     ..FV....... set 1st metadata key (default "")
  fg1               <string>     ..FV....... set 1st foreground color expression (default "0xffff0000")
  m2                <string>     ..FV....... set 2nd metadata key (default "")
  fg2               <string>     ..FV....... set 2nd foreground color expression (default "0xff00ff00")
  m3                <string>     ..FV....... set 3rd metadata key (default "")
  fg3               <string>     ..FV....... set 3rd foreground color expression (default "0xffff00ff")
  m4                <string>     ..FV....... set 4th metadata key (default "")
  fg4               <string>     ..FV....... set 4th foreground color expression (default "0xffffff00")
  bg                <color>      ..FV....... set background color (default "white")
  min               <float>      ..FV....... set minimal value (from INT_MIN to INT_MAX) (default -1)
  max               <float>      ..FV....... set maximal value (from INT_MIN to INT_MAX) (default 1)
  mode              <int>        ..FV....... set graph mode (from 0 to 2) (default line)
     bar             0            ..FV....... draw bars
     dot             1            ..FV....... draw dots
     line            2            ..FV....... draw lines
  slide             <int>        ..FV....... set slide mode (from 0 to 4) (default frame)
     frame           0            ..FV....... draw new frames
     replace         1            ..FV....... replace old columns with new
     scroll          2            ..FV....... scroll from right to left
     rscroll         3            ..FV....... scroll from left to right
     picture         4            ..FV....... display graph in single frame
  size              <image_size> ..FV....... set graph size (default "900x256")
  s                 <image_size> ..FV....... set graph size (default "900x256")
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")

agraphmonitor AVOptions:
  size              <image_size> ..FV....... set monitor size (default "hd720")
  s                 <image_size> ..FV....... set monitor size (default "hd720")
  opacity           <float>      ..FV....... set video opacity (from 0 to 1) (default 0.9)
  o                 <float>      ..FV....... set video opacity (from 0 to 1) (default 0.9)
  mode              <int>        ..FV....... set mode (from 0 to 1) (default full)
     full            0            ..FV.......
     compact         1            ..FV.......
  m                 <int>        ..FV....... set mode (from 0 to 1) (default full)
     full            0            ..FV.......
     compact         1            ..FV.......
  flags             <flags>      ..FV....... set flags (default queue)
     queue                        ..FV.......
     frame_count_in               ..FV.......
     frame_count_out              ..FV.......
     pts                          ..FV.......
     time                         ..FV.......
     timebase                     ..FV.......
     format                       ..FV.......
     size                         ..FV.......
     rate                         ..FV.......
     eof                          ..FV.......
  f                 <flags>      ..FV....... set flags (default queue)
     queue                        ..FV.......
     frame_count_in               ..FV.......
     frame_count_out              ..FV.......
     pts                          ..FV.......
     time                         ..FV.......
     timebase                     ..FV.......
     format                       ..FV.......
     size                         ..FV.......
     rate                         ..FV.......
     eof                          ..FV.......
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")

ahistogram AVOptions:
  dmode             <int>        ..FV....... set method to display channels (from 0 to 1) (default single)
     single          0            ..FV....... all channels use single histogram
     separate        1            ..FV....... each channel have own histogram
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")
  size              <image_size> ..FV....... set video size (default "hd720")
  s                 <image_size> ..FV....... set video size (default "hd720")
  scale             <int>        ..FV....... set display scale (from 0 to 4) (default log)
     log             3            ..FV....... logarithmic
     sqrt            1            ..FV....... square root
     cbrt            2            ..FV....... cubic root
     lin             0            ..FV....... linear
     rlog            4            ..FV....... reverse logarithmic
  ascale            <int>        ..FV....... set amplitude scale (from 0 to 1) (default log)
     log             1            ..FV....... logarithmic
     lin             0            ..FV....... linear
  acount            <int>        ..FV....... how much frames to accumulate (from -1 to 100) (default 1)
  rheight           <float>      ..FV....... set histogram ratio of window height (from 0 to 1) (default 0.1)
  slide             <int>        ..FV....... set sonogram sliding (from 0 to 1) (default replace)
     replace         0            ..FV....... replace old rows with new
     scroll          1            ..FV....... scroll from top to bottom

aphasemeter AVOptions:
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")
  size              <image_size> ..FV....... set video size (default "800x400")
  s                 <image_size> ..FV....... set video size (default "800x400")
  rc                <int>        ..FV....... set red contrast (from 0 to 255) (default 2)
  gc                <int>        ..FV....... set green contrast (from 0 to 255) (default 7)
  bc                <int>        ..FV....... set blue contrast (from 0 to 255) (default 1)
  mpc               <string>     ..FV....... set median phase color (default "none")
  video             <boolean>    ..FV....... set video output (default true)
  phasing           <boolean>    ..FV....... set mono and out-of-phase detection output (default false)
  tolerance         <float>      ..FV....... set phase tolerance for mono detection (from 0 to 1) (default 0)
  t                 <float>      ..FV....... set phase tolerance for mono detection (from 0 to 1) (default 0)
  angle             <float>      ..FV....... set angle threshold for out-of-phase detection (from 90 to 180) (default 170)
  a                 <float>      ..FV....... set angle threshold for out-of-phase detection (from 90 to 180) (default 170)
  duration          <duration>   ..FV....... set minimum mono or out-of-phase duration in seconds (default 2)
  d                 <duration>   ..FV....... set minimum mono or out-of-phase duration in seconds (default 2)

avectorscope AVOptions:
  mode              <int>        ..FV....... set mode (from 0 to 2) (default lissajous)
     lissajous       0            ..FV....... 
     lissajous_xy    1            ..FV....... 
     polar           2            ..FV....... 
  m                 <int>        ..FV....... set mode (from 0 to 2) (default lissajous)
     lissajous       0            ..FV....... 
     lissajous_xy    1            ..FV....... 
     polar           2            ..FV....... 
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")
  size              <image_size> ..FV....... set video size (default "400x400")
  s                 <image_size> ..FV....... set video size (default "400x400")
  rc                <int>        ..FV....... set red contrast (from 0 to 255) (default 40)
  gc                <int>        ..FV....... set green contrast (from 0 to 255) (default 160)
  bc                <int>        ..FV....... set blue contrast (from 0 to 255) (default 80)
  ac                <int>        ..FV....... set alpha contrast (from 0 to 255) (default 255)
  rf                <int>        ..FV....... set red fade (from 0 to 255) (default 15)
  gf                <int>        ..FV....... set green fade (from 0 to 255) (default 10)
  bf                <int>        ..FV....... set blue fade (from 0 to 255) (default 5)
  af                <int>        ..FV....... set alpha fade (from 0 to 255) (default 5)
  zoom              <double>     ..FV....... set zoom factor (from 0 to 10) (default 1)
  draw              <int>        ..FV....... set draw mode (from 0 to 1) (default dot)
     dot             0            ..FV....... 
     line            1            ..FV....... 
  scale             <int>        ..FV....... set amplitude scale mode (from 0 to 3) (default lin)
     lin             0            ..FV....... linear
     sqrt            1            ..FV....... square root
     cbrt            2            ..FV....... cube root
     log             3            ..FV....... logarithmic
  swap              <boolean>    ..FV....... swap x axis with y axis (default true)
  mirror            <int>        ..FV....... mirror axis (from 0 to 3) (default none)
     none            0            ..FV....... no mirror
     x               1            ..FV....... mirror x
     y               2            ..FV....... mirror y
     xy              3            ..FV....... mirror both

concat AVOptions:
  n                 <int>        ..FVA...... specify the number of segments (from 1 to INT_MAX) (default 2)
  v                 <int>        ..FV....... specify the number of video streams (from 0 to INT_MAX) (default 1)
  a                 <int>        ..F.A...... specify the number of audio streams (from 0 to INT_MAX) (default 0)
  unsafe            <boolean>    ..FVA...... enable unsafe mode (default false)

showcqt AVOptions:
  size              <image_size> ..FV....... set video size (default "1920x1080")
  s                 <image_size> ..FV....... set video size (default "1920x1080")
  fps               <video_rate> ..FV....... set video rate (default "25")
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")
  bar_h             <int>        ..FV....... set bargraph height (from -1 to INT_MAX) (default -1)
  axis_h            <int>        ..FV....... set axis height (from -1 to INT_MAX) (default -1)
  sono_h            <int>        ..FV....... set sonogram height (from -1 to INT_MAX) (default -1)
  fullhd            <boolean>    ..FV....... set fullhd size (default true)
  sono_v            <string>     ..FV....... set sonogram volume (default "16")
  volume            <string>     ..FV....... set sonogram volume (default "16")
  bar_v             <string>     ..FV....... set bargraph volume (default "sono_v")
  volume2           <string>     ..FV....... set bargraph volume (default "sono_v")
  sono_g            <float>      ..FV....... set sonogram gamma (from 1 to 7) (default 3)
  gamma             <float>      ..FV....... set sonogram gamma (from 1 to 7) (default 3)
  bar_g             <float>      ..FV....... set bargraph gamma (from 1 to 7) (default 1)
  gamma2            <float>      ..FV....... set bargraph gamma (from 1 to 7) (default 1)
  bar_t             <float>      ..FV....... set bar transparency (from 0 to 1) (default 1)
  timeclamp         <double>     ..FV....... set timeclamp (from 0.002 to 1) (default 0.17)
  tc                <double>     ..FV....... set timeclamp (from 0.002 to 1) (default 0.17)
  attack            <double>     ..FV....... set attack time (from 0 to 1) (default 0)
  basefreq          <double>     ..FV....... set base frequency (from 10 to 100000) (default 20.0152)
  endfreq           <double>     ..FV....... set end frequency (from 10 to 100000) (default 20495.6)
  coeffclamp        <float>      ..FV....... set coeffclamp (from 0.1 to 10) (default 1)
  tlength           <string>     ..FV....... set tlength (default "384*tc/(384+tc*f)")
  count             <int>        ..FV....... set transform count (from 1 to 30) (default 6)
  fcount            <int>        ..FV....... set frequency count (from 0 to 10) (default 0)
  fontfile          <string>     ..FV....... set axis font file
  font              <string>     ..FV....... set axis font
  fontcolor         <string>     ..FV....... set font color (default "st(0, (midi(f)-59.5)/12);st(1, if(between(ld(0),0,1), 0.5-0.5*cos(2*PI*ld(0)), 0));r(1-ld(1)) + b(ld(1))")
  axisfile          <string>     ..FV....... set axis image
  axis              <boolean>    ..FV....... draw axis (default true)
  text              <boolean>    ..FV....... draw axis (default true)
  csp               <int>        ..FV....... set color space (from 0 to INT_MAX) (default unspecified)
     unspecified     2            ..FV....... unspecified
     bt709           1            ..FV....... bt709
     fcc             4            ..FV....... fcc
     bt470bg         5            ..FV....... bt470bg
     smpte170m       6            ..FV....... smpte170m
     smpte240m       7            ..FV....... smpte240m
     bt2020ncl       9            ..FV....... bt2020ncl
  cscheme           <string>     ..FV....... set color scheme (default "1|0.5|0|0|0.5|1")

showfreqs AVOptions:
  size              <image_size> ..FV....... set video size (default "1024x512")
  s                 <image_size> ..FV....... set video size (default "1024x512")
  mode              <int>        ..FV....... set display mode (from 0 to 2) (default bar)
     line            0            ..FV....... show lines
     bar             1            ..FV....... show bars
     dot             2            ..FV....... show dots
  ascale            <int>        ..FV....... set amplitude scale (from 0 to 3) (default log)
     lin             0            ..FV....... linear
     sqrt            1            ..FV....... square root
     cbrt            2            ..FV....... cubic root
     log             3            ..FV....... logarithmic
  fscale            <int>        ..FV....... set frequency scale (from 0 to 2) (default lin)
     lin             0            ..FV....... linear
     log             1            ..FV....... logarithmic
     rlog            2            ..FV....... reverse logarithmic
  win_size          <int>        ..FV....... set window size (from 16 to 65536) (default 2048)
  win_func          <int>        ..FV....... set window function (from 0 to 19) (default hanning)
     rect            0            ..FV....... Rectangular
     bartlett        4            ..FV....... Bartlett
     hanning         1            ..FV....... Hanning
     hamming         2            ..FV....... Hamming
     blackman        3            ..FV....... Blackman
     welch           5            ..FV....... Welch
     flattop         6            ..FV....... Flat-top
     bharris         7            ..FV....... Blackman-Harris
     bnuttall        8            ..FV....... Blackman-Nuttall
     bhann           11           ..FV....... Bartlett-Hann
     sine            9            ..FV....... Sine
     nuttall         10           ..FV....... Nuttall
     lanczos         12           ..FV....... Lanczos
     gauss           13           ..FV....... Gauss
     tukey           14           ..FV....... Tukey
     dolph           15           ..FV....... Dolph-Chebyshev
     cauchy          16           ..FV....... Cauchy
     parzen          17           ..FV....... Parzen
     poisson         18           ..FV....... Poisson
     bohman          19           ..FV....... Bohman
  overlap           <float>      ..FV....... set window overlap (from 0 to 1) (default 1)
  averaging         <int>        ..FV....... set time averaging (from 0 to INT_MAX) (default 1)
  colors            <string>     ..FV....... set channels colors (default "red|green|blue|yellow|orange|lime|pink|magenta|brown")
  cmode             <int>        ..FV....... set channel mode (from 0 to 1) (default combined)
     combined        0            ..FV....... show all channels in same window
     separate        1            ..FV....... show each channel in own window
  minamp            <float>      ..FV....... set minimum amplitude (from FLT_MIN to 1e-06) (default 1e-06)
  data              <int>        ..FV....... set data mode (from 0 to 2) (default magnitude)
     magnitude       0            ..FV....... show magnitude
     phase           1            ..FV....... show phase
     delay           2            ..FV....... show group delay

showspatial AVOptions:
  size              <image_size> ..FV....... set video size (default "512x512")
  s                 <image_size> ..FV....... set video size (default "512x512")
  win_size          <int>        ..FV....... set window size (from 1024 to 65536) (default 4096)
  win_func          <int>        ..FV....... set window function (from 0 to 19) (default hann)
     rect            0            ..FV....... Rectangular
     bartlett        4            ..FV....... Bartlett
     hann            1            ..FV....... Hann
     hanning         1            ..FV....... Hanning
     hamming         2            ..FV....... Hamming
     blackman        3            ..FV....... Blackman
     welch           5            ..FV....... Welch
     flattop         6            ..FV....... Flat-top
     bharris         7            ..FV....... Blackman-Harris
     bnuttall        8            ..FV....... Blackman-Nuttall
     bhann           11           ..FV....... Bartlett-Hann
     sine            9            ..FV....... Sine
     nuttall         10           ..FV....... Nuttall
     lanczos         12           ..FV....... Lanczos
     gauss           13           ..FV....... Gauss
     tukey           14           ..FV....... Tukey
     dolph           15           ..FV....... Dolph-Chebyshev
     cauchy          16           ..FV....... Cauchy
     parzen          17           ..FV....... Parzen
     poisson         18           ..FV....... Poisson
     bohman          19           ..FV....... Bohman
  overlap           <float>      ..FV....... set window overlap (from 0 to 1) (default 0.5)

showspectrum AVOptions:
  size              <image_size> ..FV....... set video size (default "640x512")
  s                 <image_size> ..FV....... set video size (default "640x512")
  slide             <int>        ..FV....... set sliding mode (from 0 to 3) (default replace)
     replace         0            ..FV....... replace old columns with new
     scroll          1            ..FV....... scroll from right to left
     fullframe       2            ..FV....... return full frames
     rscroll         3            ..FV....... scroll from left to right
  mode              <int>        ..FV....... set channel display mode (from 0 to 1) (default combined)
     combined        0            ..FV....... combined mode
     separate        1            ..FV....... separate mode
  color             <int>        ..FV....... set channel coloring (from 0 to 14) (default channel)
     channel         0            ..FV....... separate color for each channel
     intensity       1            ..FV....... intensity based coloring
     rainbow         2            ..FV....... rainbow based coloring
     moreland        3            ..FV....... moreland based coloring
     nebulae         4            ..FV....... nebulae based coloring
     fire            5            ..FV....... fire based coloring
     fiery           6            ..FV....... fiery based coloring
     fruit           7            ..FV....... fruit based coloring
     cool            8            ..FV....... cool based coloring
     magma           9            ..FV....... magma based coloring
     green           10           ..FV....... green based coloring
     viridis         11           ..FV....... viridis based coloring
     plasma          12           ..FV....... plasma based coloring
     cividis         13           ..FV....... cividis based coloring
     terrain         14           ..FV....... terrain based coloring
  scale             <int>        ..FV....... set display scale (from 0 to 5) (default sqrt)
     lin             0            ..FV....... linear
     sqrt            1            ..FV....... square root
     cbrt            2            ..FV....... cubic root
     log             3            ..FV....... logarithmic
     4thrt           4            ..FV....... 4th root
     5thrt           5            ..FV....... 5th root
  fscale            <int>        ..FV....... set frequency scale (from 0 to 1) (default lin)
     lin             0            ..FV....... linear
     log             1            ..FV....... logarithmic
  saturation        <float>      ..FV....... color saturation multiplier (from -10 to 10) (default 1)
  win_func          <int>        ..FV....... set window function (from 0 to 19) (default hann)
     rect            0            ..FV....... Rectangular
     bartlett        4            ..FV....... Bartlett
     hann            1            ..FV....... Hann
     hanning         1            ..FV....... Hanning
     hamming         2            ..FV....... Hamming
     blackman        3            ..FV....... Blackman
     welch           5            ..FV....... Welch
     flattop         6            ..FV....... Flat-top
     bharris         7            ..FV....... Blackman-Harris
     bnuttall        8            ..FV....... Blackman-Nuttall
     bhann           11           ..FV....... Bartlett-Hann
     sine            9            ..FV....... Sine
     nuttall         10           ..FV....... Nuttall
     lanczos         12           ..FV....... Lanczos
     gauss           13           ..FV....... Gauss
     tukey           14           ..FV....... Tukey
     dolph           15           ..FV....... Dolph-Chebyshev
     cauchy          16           ..FV....... Cauchy
     parzen          17           ..FV....... Parzen
     poisson         18           ..FV....... Poisson
     bohman          19           ..FV....... Bohman
  orientation       <int>        ..FV....... set orientation (from 0 to 1) (default vertical)
     vertical        0            ..FV.......
     horizontal      1            ..FV.......
  overlap           <float>      ..FV....... set window overlap (from 0 to 1) (default 0)
  gain              <float>      ..FV....... set scale gain (from 0 to 128) (default 1)
  data              <int>        ..FV....... set data mode (from 0 to 1) (default magnitude)
     magnitude       0            ..FV.......
     phase           1            ..FV.......
  rotation          <float>      ..FV....... color rotation (from -1 to 1) (default 0)
  start             <int>        ..FV....... start frequency (from 0 to INT_MAX) (default 0)
  stop              <int>        ..FV....... stop frequency (from 0 to INT_MAX) (default 0)
  fps               <string>     ..FV....... set video rate (default "auto")
  legend            <boolean>    ..FV....... draw legend (default false)

showspectrumpic AVOptions:
  size              <image_size> ..FV....... set video size (default "4096x2048")
  s                 <image_size> ..FV....... set video size (default "4096x2048")
  mode              <int>        ..FV....... set channel display mode (from 0 to 1) (default combined)
     combined        0            ..FV....... combined mode
     separate        1            ..FV....... separate mode
  color             <int>        ..FV....... set channel coloring (from 0 to 14) (default intensity)
     channel         0            ..FV....... separate color for each channel
     intensity       1            ..FV....... intensity based coloring
     rainbow         2            ..FV....... rainbow based coloring
     moreland        3            ..FV....... moreland based coloring
     nebulae         4            ..FV....... nebulae based coloring
     fire            5            ..FV....... fire based coloring
     fiery           6            ..FV....... fiery based coloring
     fruit           7            ..FV....... fruit based coloring
     cool            8            ..FV....... cool based coloring
     magma           9            ..FV....... magma based coloring
     green           10           ..FV....... green based coloring
     viridis         11           ..FV....... viridis based coloring
     plasma          12           ..FV....... plasma based coloring
     cividis         13           ..FV....... cividis based coloring
     terrain         14           ..FV....... terrain based coloring
  scale             <int>        ..FV....... set display scale (from 0 to 5) (default log)
     lin             0            ..FV....... linear
     sqrt            1            ..FV....... square root
     cbrt            2            ..FV....... cubic root
     log             3            ..FV....... logarithmic
     4thrt           4            ..FV....... 4th root
     5thrt           5            ..FV....... 5th root
  fscale            <int>        ..FV....... set frequency scale (from 0 to 1) (default lin)
     lin             0            ..FV....... linear
     log             1            ..FV....... logarithmic
  saturation        <float>      ..FV....... color saturation multiplier (from -10 to 10) (default 1)
  win_func          <int>        ..FV....... set window function (from 0 to 19) (default hann)
     rect            0            ..FV....... Rectangular
     bartlett        4            ..FV....... Bartlett
     hann            1            ..FV....... Hann
     hanning         1            ..FV....... Hanning
     hamming         2            ..FV....... Hamming
     blackman        3            ..FV....... Blackman
     welch           5            ..FV....... Welch
     flattop         6            ..FV....... Flat-top
     bharris         7            ..FV....... Blackman-Harris
     bnuttall        8            ..FV....... Blackman-Nuttall
     bhann           11           ..FV....... Bartlett-Hann
     sine            9            ..FV....... Sine
     nuttall         10           ..FV....... Nuttall
     lanczos         12           ..FV....... Lanczos
     gauss           13           ..FV....... Gauss
     tukey           14           ..FV....... Tukey
     dolph           15           ..FV....... Dolph-Chebyshev
     cauchy          16           ..FV....... Cauchy
     parzen          17           ..FV....... Parzen
     poisson         18           ..FV....... Poisson
     bohman          19           ..FV....... Bohman
  orientation       <int>        ..FV....... set orientation (from 0 to 1) (default vertical)
     vertical        0            ..FV.......
     horizontal      1            ..FV.......
  gain              <float>      ..FV....... set scale gain (from 0 to 128) (default 1)
  legend            <boolean>    ..FV....... draw legend (default true)
  rotation          <float>      ..FV....... color rotation (from -1 to 1) (default 0)
  start             <int>        ..FV....... start frequency (from 0 to INT_MAX) (default 0)
  stop              <int>        ..FV....... stop frequency (from 0 to INT_MAX) (default 0)

showvolume AVOptions:
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")
  b                 <int>        ..FV....... set border width (from 0 to 5) (default 1)
  w                 <int>        ..FV....... set channel width (from 80 to 8192) (default 400)
  h                 <int>        ..FV....... set channel height (from 1 to 900) (default 20)
  f                 <double>     ..FV....... set fade (from 0 to 1) (default 0.95)
  c                 <string>     ..FV....... set volume color expression (default "PEAK*255+floor((1-PEAK)*255)*256+0xff000000")
  t                 <boolean>    ..FV....... display channel names (default true)
  v                 <boolean>    ..FV....... display volume value (default true)
  dm                <double>     ..FV....... duration for max value display (from 0 to 9000) (default 0)
  dmc               <color>      ..FV....... set color of the max value line (default "orange")
  o                 <int>        ..FV....... set orientation (from 0 to 1) (default h)
     h               0            ..FV....... horizontal
     v               1            ..FV....... vertical
  s                 <int>        ..FV....... set step size (from 0 to 5) (default 0)
  p                 <float>      ..FV....... set background opacity (from 0 to 1) (default 0)
  m                 <int>        ..FV....... set mode (from 0 to 1) (default p)
     p               0            ..FV....... peak
     r               1            ..FV....... rms
  ds                <int>        ..FV....... set display scale (from 0 to 1) (default lin)
     lin             0            ..FV....... linear
     log             1            ..FV....... log

showwaves AVOptions:
  size              <image_size> ..FV....... set video size (default "600x240")
  s                 <image_size> ..FV....... set video size (default "600x240")
  mode              <int>        ..FV....... select display mode (from 0 to 3) (default point)
     point           0            ..FV....... draw a point for each sample
     line            1            ..FV....... draw a line for each sample
     p2p             2            ..FV....... draw a line between samples
     cline           3            ..FV....... draw a centered line for each sample
  n                 <int>        ..FV....... set how many samples to show in the same point (from 0 to INT_MAX) (default 0)
  rate              <video_rate> ..FV....... set video rate (default "25")
  r                 <video_rate> ..FV....... set video rate (default "25")
  split_channels    <boolean>    ..FV....... draw channels separately (default false)
  colors            <string>     ..FV....... set channels colors (default "red|green|blue|yellow|orange|lime|pink|magenta|brown")
  scale             <int>        ..FV....... set amplitude scale (from 0 to 3) (default lin)
     lin             0            ..FV....... linear
     log             1            ..FV....... logarithmic
     sqrt            2            ..FV....... square root
     cbrt            3            ..FV....... cubic root
  draw              <int>        ..FV....... set draw mode (from 0 to 1) (default scale)
     scale           0            ..FV....... scale pixel values for each drawn sample
     full            1            ..FV....... draw every pixel for sample directly

showwavespic AVOptions:
  size              <image_size> ..FV....... set video size (default "600x240")
  s                 <image_size> ..FV....... set video size (default "600x240")
  split_channels    <boolean>    ..FV....... draw channels separately (default false)
  colors            <string>     ..FV....... set channels colors (default "red|green|blue|yellow|orange|lime|pink|magenta|brown")
  scale             <int>        ..FV....... set amplitude scale (from 0 to 3) (default lin)
     lin             0            ..FV....... linear
     log             1            ..FV....... logarithmic
     sqrt            2            ..FV....... square root
     cbrt            3            ..FV....... cubic root
  draw              <int>        ..FV....... set draw mode (from 0 to 1) (default scale)
     scale           0            ..FV....... scale pixel values for each drawn sample
     full            1            ..FV....... draw every pixel for sample directly
  filter            <int>        ..FV....... set filter mode (from 0 to 1) (default average)
     average         0            ..FV....... use average samples
     peak            1            ..FV....... use peak samples

spectrumsynth AVOptions:
  sample_rate       <int>        ..F.A...... set sample rate (from 15 to INT_MAX) (default 44100)
  channels          <int>        ..F.A...... set channels (from 1 to 8) (default 1)
  scale             <int>        ..FV....... set input amplitude scale (from 0 to 1) (default log)
     lin             0            ..FV....... linear
     log             1            ..FV....... logarithmic
  slide             <int>        ..FV....... set input sliding mode (from 0 to 3) (default fullframe)
     replace         0            ..FV....... consume old columns with new
     scroll          1            ..FV....... consume only most right column
     fullframe       2            ..FV....... consume full frames
     rscroll         3            ..FV....... consume only most left column
  win_func          <int>        ..F.A...... set window function (from 0 to 19) (default rect)
     rect            0            ..F.A...... Rectangular
     bartlett        4            ..F.A...... Bartlett
     hann            1            ..F.A...... Hann
     hanning         1            ..F.A...... Hanning
     hamming         2            ..F.A...... Hamming
     sine            9            ..F.A...... Sine
  overlap           <float>      ..F.A...... set window overlap (from 0 to 1) (default 1)
  orientation       <int>        ..FV....... set orientation (from 0 to 1) (default vertical)
     vertical        0            ..FV.......
     horizontal      1            ..FV.......

amovie AVOptions:
  filename          <string>     ..FVA......
  format_name       <string>     ..FVA...... set format name
  f                 <string>     ..FVA...... set format name
  stream_index      <int>        ..FVA...... set stream index (from -1 to INT_MAX) (default -1)
  si                <int>        ..FVA...... set stream index (from -1 to INT_MAX) (default -1)
  seek_point        <double>     ..FVA...... set seekpoint (seconds) (from 0 to 9.22337e+12) (default 0)
  sp                <double>     ..FVA...... set seekpoint (seconds) (from 0 to 9.22337e+12) (default 0)
  streams           <string>     ..FVA...... set streams
  s                 <string>     ..FVA...... set streams
  loop              <int>        ..FVA...... set loop count (from 0 to INT_MAX) (default 1)
  discontinuity     <duration>   ..FVA...... set discontinuity threshold (default 0)

movie AVOptions:
  filename          <string>     ..FVA......
  format_name       <string>     ..FVA...... set format name
  f                 <string>     ..FVA...... set format name
  stream_index      <int>        ..FVA...... set stream index (from -1 to INT_MAX) (default -1)
  si                <int>        ..FVA...... set stream index (from -1 to INT_MAX) (default -1)
  seek_point        <double>     ..FVA...... set seekpoint (seconds) (from 0 to 9.22337e+12) (default 0)
  sp                <double>     ..FVA...... set seekpoint (seconds) (from 0 to 9.22337e+12) (default 0)
  streams           <string>     ..FVA...... set streams
  s                 <string>     ..FVA...... set streams
  loop              <int>        ..FVA...... set loop count (from 0 to INT_MAX) (default 1)
  discontinuity     <duration>   ..FVA...... set discontinuity threshold (default 0)

abuffer AVOptions:
  time_base         <rational>   ..F.A...... (from 0 to INT_MAX) (default 0/1)
  sample_rate       <int>        ..F.A...... (from 0 to INT_MAX) (default 0)
  sample_fmt        <sample_fmt> ..F.A...... (default none)
  channel_layout    <string>     ..F.A......
  channels          <int>        ..F.A...... (from 0 to INT_MAX) (default 0)

buffer AVOptions:
  width             <int>        ..FV....... (from 0 to INT_MAX) (default 0)
  video_size        <image_size> ..FV.......
  height            <int>        ..FV....... (from 0 to INT_MAX) (default 0)
  pix_fmt           <pix_fmt>    ..FV....... (default none)
  sar               <rational>   ..FV....... sample aspect ratio (from 0 to DBL_MAX) (default 0/1)
  pixel_aspect      <rational>   ..FV....... sample aspect ratio (from 0 to DBL_MAX) (default 0/1)
  time_base         <rational>   ..FV....... (from 0 to DBL_MAX) (default 0/1)
  frame_rate        <rational>   ..FV....... (from 0 to DBL_MAX) (default 0/1)
  sws_param         <string>     ..FV.......

abuffersink AVOptions:
  sample_fmts       <binary>     ..F.A...... set the supported sample formats
  sample_rates      <binary>     ..F.A...... set the supported sample rates
  channel_layouts   <binary>     ..F.A...... set the supported channel layouts
  channel_counts    <binary>     ..F.A...... set the supported channel counts
  all_channel_counts <boolean>    ..F.A...... accept all channel counts (default false)

buffersink AVOptions:
  pix_fmts          <binary>     ..FV....... set the supported pixel formats


While playing:
q, ESC              quit
f                   toggle full screen
p, SPC              pause
m                   toggle mute
9, 0                decrease and increase volume respectively
/, *                decrease and increase volume respectively
a                   cycle audio channel in the current program
v                   cycle video channel
t                   cycle subtitle channel in the current program
c                   cycle program
w                   cycle video filters or show modes
s                   activate frame-step mode
left/right          seek backward/forward 10 seconds or to custom interval if -seek_interval is set
down/up             seek backward/forward 1 minute
page down/page up   seek backward/forward 10 minutes
right mouse click   seek to percentage in file corresponding to fraction of width
left double-click   toggle full screen
