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
-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
-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
-nodisp             disable graphical display
-f fmt              force format
-window_title window title  set window title
-vf filter_graph    set video filters
-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

Advanced options:
-cpuflags flags     force specific cpu flags
-hide_banner hide_banner  do not show program banner
-ast stream_number  select desired audio stream
-vst stream_number  select desired video stream
-sst stream_number  select desired subtitle stream
-pix_fmt format     set pixel format
-stats              show status
-bug                workaround bugs
-fast               non spec compliant optimizations
-genpts             generate pts
-drp                let decoder reorder pts 0=off 1=on -1=auto
-lowres             
-ec bit_mask        set error concealment options
-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)
-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


AVCodecContext AVOptions:
  -flags             <flags>      ED.VAS.. (default 0)
     unaligned                    .D.V.... allow decoders to produce unaligned output
     gray                         ED.V.... only decode/encode grayscale
     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
  -ar                <int>        ED..A... set audio sampling rate (in Hz) (from INT_MIN to INT_MAX) (default 0)
  -ac                <int>        ED..A... set number of audio channels (from INT_MIN to INT_MAX) (default 0)
  -bug               <flags>      .D.V.... work around not autodetected encoder bugs (default 1)
     autodetect                   .D.V....
     old_msmpeg4                  .D.V.... some old lavc-generated MSMPEG4v3 files (no autodetection)
     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....
     ac_vlc                       .D.V.... illegal VLC bug (autodetected per FOURCC)
     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
  -strict            <int>        ED.VA... how strictly to follow the standards (from INT_MIN to INT_MAX) (default 0)
     very                         ED.V.... strictly conform to a older more strict version of the spec or reference software
     strict                       ED.V.... strictly conform to all the things in the spec no matter what the consequences
     normal                       ED.V....
     unofficial                   ED.V.... allow unofficial extensions
     experimental                 ED.V.... allow non-standardized experimental things
  -err_detect        <flags>      .D.VA... set error detection flags (default 0)
     crccheck                     .D.VA... verify embedded CRCs
     bitstream                    .D.VA... detect bitstream specification deviations
     buffer                       .D.VA... detect improper bitstream length
     explode                      .D.VA... abort decoding on minor error detection
     careful                      .D.VA... consider things that violate the spec, are fast to check and have not been seen in the wild as errors
     compliant                    .D.VA... consider all spec non compliancies as errors
     aggressive                   .D.VA... 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 0)
     auto                         ED.V....
     int                          ED.V....
     simple                       ED.V....
     simplemmx                    ED.V....
     arm                          ED.V....
     altivec                      ED.V....
     sh4                          ED.V....
     simplearm                    ED.V....
     simplearmv5te                ED.V....
     simplearmv6                  ED.V....
     simpleneon                   ED.V....
     simplealpha                  ED.V....
     ipp                          ED.V....
     xvidmmx                      ED.V....
     faani                        ED.V.... floating point AAN IDCT
  -ec                <flags>      .D.V.... set error concealment strategy (default 3)
     guess_mvs                    .D.V.... iterative motion vector (MV) search (slow)
     deblock                      .D.V.... use strong deblock filter for damaged MBs
  -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)
     mv                           .D.V.... motion vector
     dct_coeff                    .D.V....
     skip                         .D.V....
     startcode                    .D.V....
     pts                          .D.V....
     er                           .D.V.... error recognition
     mmco                         .D.V.... memory management control operations (H.264)
     bugs                         .D.V....
     vis_qp                       .D.V.... visualize quantization parameter (QP), lower QP are tinted greener
     vis_mb_type                  .D.V.... visualize block types
     buffers                      .D.V.... picture buffer allocations
     thread_ops                   .D.VA... threading operations
  -vismv             <int>        .D.V.... visualize motion vectors (MVs) (from 0 to INT_MAX) (default 0)
     pf                           .D.V.... forward predicted MVs of P-frames
     bf                           .D.V.... forward predicted MVs of B-frames
     bb                           .D.V.... backward predicted MVs of B-frames
  -flags2            <flags>      ED.VA... (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
  -threads           <int>        ED.VA... (from 0 to INT_MAX) (default 1)
     auto                         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 0)
     none                         .D.V.... discard no frame
     default                      .D.V.... discard useless frames
     noref                        .D.V.... discard all non-reference frames
     bidir                        .D.V.... discard all bidirectional frames
     nokey                        .D.V.... discard all frames except keyframes
     all                          .D.V.... discard all frames
  -skip_idct         <int>        .D.V.... skip IDCT/dequantization for the selected frames (from INT_MIN to INT_MAX) (default 0)
     none                         .D.V.... discard no frame
     default                      .D.V.... discard useless frames
     noref                        .D.V.... discard all non-reference frames
     bidir                        .D.V.... discard all bidirectional frames
     nokey                        .D.V.... discard all frames except keyframes
     all                          .D.V.... discard all frames
  -skip_frame        <int>        .D.V.... skip decoding for the selected frames (from INT_MIN to INT_MAX) (default 0)
     none                         .D.V.... discard no frame
     default                      .D.V.... discard useless frames
     noref                        .D.V.... discard all non-reference frames
     bidir                        .D.V.... discard all bidirectional frames
     nokey                        .D.V.... discard all frames except keyframes
     all                          .D.V.... discard all frames
  -request_channels  <int>        .D..A... set desired number of audio channels (from 0 to INT_MAX) (default 0)
  -channel_layout    <int64>      ED..A... (from 0 to I64_MAX) (default 0)
  -request_channel_layout <int64>      .D..A... (from 0 to I64_MAX) (default 0)
  -ticks_per_frame   <int>        ED.VA... (from 1 to INT_MAX) (default 1)
  -color_primaries   <int>        ED.V.... (from 1 to 9) (default 2)
  -color_trc         <int>        ED.V.... (from 1 to 15) (default 2)
  -colorspace        <int>        ED.V.... (from 1 to 10) (default 2)
  -color_range       <int>        ED.V.... (from 0 to 2) (default 0)
  -chroma_sample_location <int>        ED.V.... (from 0 to 6) (default 0)
  -thread_type       <flags>      ED.VA... select multithreading type (default 3)
     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..
  -refcounted_frames <int>        .D.VA... (from 0 to 1) (default 0)
  -skip_alpha        <int>        .D.V.... Skip processing alpha (from 0 to 1) (default 0)
  -field_order       <int>        ED.V.... Field order (from 0 to 5) (default 0)
     progressive                  ED.V....
     tt                           ED.V....
     bb                           ED.V....
     tb                           ED.V....
     bt                           ED.V....

cinepak AVOptions:

cljr encoder AVOptions:

dnxhd AVOptions:

EXR AVOptions:
  -layer             <string>     .D.V.... Set the decoding layer (default "")

ffv1 encoder AVOptions:

flv encoder AVOptions:

frwu Decoder AVOptions:
  -change_field_order <int>        .D.V.... Change field order (from 0 to 1) (default 0)

GIF encoder AVOptions:

gif decoder AVOptions:
  -trans_color       <int>        .D.V.... color value (ARGB) that is used instead of transparent color (from 0 to UINT32_MAX) (default 1.67772e+007)

h261 encoder AVOptions:

H.263 encoder AVOptions:

H.263p encoder AVOptions:

H264 Decoder AVOptions:

HEVC decoder AVOptions:
  -apply_defdispwin  <int>        .D.V.... Apply default display window from VUI (from 0 to 1) (default 0)
  -strict-displaywin <int>        .D.V.... stricly apply default display window size (from 0 to 1) (default 0)

jpeg2000 AVOptions:
  -lowres            <int>        .D.V.... Lower the decoding resolution by a power of two (from 0 to 32) (default 0)

MJPEG decoder AVOptions:
  -extern_huff       <int>        .D.V.... Use external huffman table. (from 0 to 1) (default 0)

mpeg1video encoder AVOptions:

mpeg2video encoder AVOptions:

MPEG4 encoder AVOptions:

MPEG4 Video Decoder AVOptions:

msmpeg4v2 encoder AVOptions:

msmpeg4v3 encoder AVOptions:

PNG encoder AVOptions:

ProRes encoder AVOptions:

rawdec AVOptions:
  -top               <int>        .D.V.... top field first (from -1 to 1) (default -1)

RoQ AVOptions:

rv10 encoder AVOptions:

rv20 encoder AVOptions:

snow encoder AVOptions:

TIFF encoder AVOptions:

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

wmv1 encoder AVOptions:

AAC encoder AVOptions:

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

AC-3 Encoder AVOptions:

AC3 decoder AVOptions:
  -drc_scale         <float>      .D..A... percentage of dynamic range compression to apply (from 0 to 6) (default 1)

Fixed-Point AC-3 Encoder AVOptions:

Fixed-Point AC-3 Decoder AVOptions:

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

DCA decoder AVOptions:
  -disable_xch       <int>        .D..A... disable decoding of the XCh extension (from 0 to 1) (default 0)

E-AC-3 Encoder AVOptions:

E-AC3 decoder AVOptions:
  -drc_scale         <float>      .D..A... percentage of dynamic range compression to apply (from 0 to 6) (default 1)

FLAC encoder AVOptions:

G.723.1 decoder AVOptions:
  -postfilter        <int>        .D..A... postfilter on/off (from 0 to 1) (default 1)

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

WavPack encoder AVOptions:

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

g726 AVOptions:

dvdsubdec AVOptions:
  -palette           <string>     .D...S.. set the global palette

PGS subtitle decoder AVOptions:
  -forced_subs_only  <int>        .D...S.. Only show forced subtitles (from 0 to 1) (default 0)

pjs decoder AVOptions:
  -keep_ass_markup   <int>        .D...S.. Set if ASS tags must be escaped (from 0 to 1) (default 0)

subviewer1 decoder AVOptions:
  -keep_ass_markup   <int>        .D...S.. Set if ASS tags must be escaped (from 0 to 1) (default 0)

text decoder AVOptions:
  -keep_ass_markup   <int>        .D...S.. Set if ASS tags must be escaped (from 0 to 1) (default 0)

vplayer decoder AVOptions:
  -keep_ass_markup   <int>        .D...S.. Set if ASS tags must be escaped (from 0 to 1) (default 0)

libilbc AVOptions:

libilbc AVOptions:
  -enhance           <int>        .D..A... Enhance the decoded audio (adds delay) (from 0 to 1) (default 0)

libmp3lame encoder AVOptions:

libopencore_amrnb AVOptions:

libopenjpeg AVOptions:

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

libopus AVOptions:

libspeex AVOptions:

libtwolame encoder AVOptions:

libvo_amrwbenc AVOptions:

libvorbis AVOptions:

libvpx-vp8 encoder AVOptions:

libvpx-vp9 encoder AVOptions:

libx264 AVOptions:

libx264rgb AVOptions:

libx265 AVOptions:

libxavs AVOptions:

libxvid AVOptions:

AVFormatContext AVOptions:
  -avioflags         <flags>      ED...... (default 0)
     direct                       ED...... reduce buffering
  -probesize         <int>        .D...... set probing size (from 32 to INT_MAX) (default 5e+006)
  -fflags            <flags>      ED...... (default 200)
     flush_packets                .D...... reduce the latency by flushing out packets immediately
     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
     keepside                     .D...... don't merge side data
     nobuffer                     .D...... reduce the latency introduced by optional buffering
  -seek2any          <int>        .D...... allow seeking to non-keyframes on demuxer level when supported (from 0 to 1) (default 0)
  -analyzeduration   <int>        .D...... specify how many microseconds are analyzed to probe the input (from 0 to INT_MAX) (default 5e+006)
  -cryptokey         <binary>     .D...... decryption key
  -indexmem          <int>        .D...... max memory used for timestamp index (per stream) (from 0 to INT_MAX) (default 1.04858e+006)
  -rtbufsize         <int>        .D...... max memory used for buffering real-time frames (from 0 to INT_MAX) (default 3.04128e+006)
  -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+009) (default -1)
  -f_err_detect      <flags>      .D...... set error detection flags (deprecated; use err_detect, save via avconv) (default 1)
     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
     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 1)
     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
     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 <int>        .D...... use wallclock as timestamps (from 0 to 2.14748e+009) (default 0)
  -skip_initial_bytes <int>        .D...... set number of bytes to skip before reading header and frames (from 0 to 2.14748e+009) (default 0)
  -correct_ts_overflow <int>        .D...... correct single timestamp overflows (from 0 to 1) (default 1)

AVIOContext AVOptions:

URLContext AVOptions:

bluray AVOptions:
  -playlist          <int>        .D......  (from -1 to 99999) (default -1)
  -angle             <int>        .D......  (from 0 to 254) (default 0)
  -chapter           <int>        .D......  (from 1 to 65534) (default 1)

crypto AVOptions:
  -key               <binary>     .D...... AES decryption key
  -iv                <binary>     .D...... AES decryption initialization vector

file AVOptions:

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.

http AVOptions:
  -seekable          <int>        .D...... control seekability of connection (from -1 to 1) (default -1)
  -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/55.37.100")
  -user-agent        <string>     .D...... override User-Agent header (default "Lavf/55.37.100")
  -multiple_requests <int>        ED...... use persistent connections (from 0 to 1) (default 0)
  -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               <int>        .D...... request ICY metadata (from 0 to 1) (default 0)
  -auth_type         <int>        ED...... HTTP authentication type (from 0 to 1) (default 0)
     none                         ED...... No auth method set, autodetect
     basic                        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)

https AVOptions:
  -seekable          <int>        .D...... control seekability of connection (from -1 to 1) (default -1)
  -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/55.37.100")
  -user-agent        <string>     .D...... override User-Agent header (default "Lavf/55.37.100")
  -multiple_requests <int>        ED...... use persistent connections (from 0 to 1) (default 0)
  -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               <int>        .D...... request ICY metadata (from 0 to 1) (default 0)
  -auth_type         <int>        ED...... HTTP authentication type (from 0 to 1) (default 0)
     none                         ED...... No auth method set, autodetect
     basic                        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)

pipe AVOptions:

srtp AVOptions:

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)

tcp AVOptions:
  -listen            <int>        ED...... listen on port instead of connecting (from 0 to 1) (default 0)
  -timeout           <int>        ED...... set timeout of socket I/O operations (from -1 to INT_MAX) (default -1)
  -listen_timeout    <int>        ED...... set connection awaiting timeout (from -1 to INT_MAX) (default -1)

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)

udp AVOptions:
  -buffer_size       <int>        ED...... set packet buffer size in bytes (from 0 to INT_MAX) (default 0)
  -localport         <int>        ED...... set local port to bind to (from 0 to INT_MAX) (default 0)
  -localaddr         <string>     ED...... choose local IP address (default "")
  -pkt_size          <int>        ED...... set size of UDP packets (from 0 to INT_MAX) (default 1472)
  -reuse             <int>        ED...... explicitly allow or disallow reusing UDP sockets (from 0 to 1) (default 0)
  -connect           <int>        ED...... set if connect() should be called on socket (from 0 to 1) (default 0)
  -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  <int>        .D...... survive in case of UDP receiving circular buffer overrun (from 0 to 1) (default 0)
  -timeout           <int>        .D...... set raise error timeout (only in read mode) (from 0 to INT_MAX) (default 0)

librtmp protocol AVOptions:
  -rtmp_app          <string>     ED...... Name of application to connect to on the RTMP server
  -rtmp_playpath     <string>     ED...... Stream identifier to play or to publish

librtmpe protocol AVOptions:
  -rtmp_app          <string>     ED...... Name of application to connect to on the RTMP server
  -rtmp_playpath     <string>     ED...... Stream identifier to play or to publish

librtmps protocol AVOptions:
  -rtmp_app          <string>     ED...... Name of application to connect to on the RTMP server
  -rtmp_playpath     <string>     ED...... Stream identifier to play or to publish

librtmpt protocol AVOptions:
  -rtmp_app          <string>     ED...... Name of application to connect to on the RTMP server
  -rtmp_playpath     <string>     ED...... Stream identifier to play or to publish

librtmpte protocol AVOptions:
  -rtmp_app          <string>     ED...... Name of application to connect to on the RTMP server
  -rtmp_playpath     <string>     ED...... Stream identifier to play or to publish

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)
  -list_devices      <int>        .D...... list available devices (from 0 to 1) (default 0)
     true                         .D...... 
     false                        .D...... 
  -list_options      <int>        .D...... list available options for specified device (from 0 to 1) (default 0)
     true                         .D...... 
     false                        .D...... 
  -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)
  -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)

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")

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")

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  <int>        .D...... Don't try to resynchronize by looking for a certain optional start code (from 0 to 1) (default 0)

avi AVOptions:
  -use_odml          <int>        .D...... use odml index (from -1 to 1) (default 1)

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")

CDXL demuxer AVOptions:
  -sample_rate       <int>        .D......  (from 1 to INT_MAX) (default 11025)
  -framerate         <string>     .D...... 

concat demuxer AVOptions:
  -safe              <int>        .D...... enable safe mode (from -1 to 1) (default -1)

dirac demuxer AVOptions:
  -framerate         <video_rate> .D......  (default "25")

dnxhd demuxer AVOptions:
  -framerate         <video_rate> .D......  (default "25")

flvdec AVOptions:
  -flv_metadata      <int>        .D.V.... Allocate streams according to the onMetaData array (from 0 to 1) (default 0)

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

GIF demuxer AVOptions:
  -min_delay         <int>        .D...... minimum valid delay between frames (in hundredths of second) (from 0 to 6000) (default 2)
  -default_delay     <int>        .D...... default delay between frames (in hundredths of second) (from 0 to 6000) (default 10)
  -ignore_loop       <int>        .D...... ignore loop setting (netscape extension) (from 0 to 1) (default 1)

gsm demuxer AVOptions:
  -sample_rate       <int>        .D......  (from 1 to 6.50753e+007) (default 8000)

h261 demuxer AVOptions:
  -framerate         <video_rate> .D......  (default "25")

h263 demuxer AVOptions:
  -framerate         <video_rate> .D......  (default "25")

h264 demuxer AVOptions:
  -framerate         <video_rate> .D......  (default "25")

hevc demuxer AVOptions:
  -framerate         <video_rate> .D......  (default "25")

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:
  -framerate         <video_rate> .D...... set the video framerate (default "25")
  -loop              <int>        .D...... force loop over input file sequence (from 0 to 1) (default 0)
  -pattern_type      <int>        .D...... set pattern type (from 0 to INT_MAX) (default 0)
     glob_sequence                .D...... select glob/sequence pattern type
     glob                         .D...... select glob pattern type
     sequence                     .D...... select sequence pattern type
  -pixel_format      <string>     .D...... set video pixel format
  -start_number      <int>        .D...... set first number in the sequence (from 0 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)
  -video_size        <image_size> .D...... set video size
  -frame_size        <int>        .D...... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -ts_from_file      <int>        .D...... set frame timestamp from file's one (from 0 to 2) (default 0)
     none                         .D...... none
     sec                          .D...... second precision
     ns                           .D...... nano second precision

image2pipe demuxer AVOptions:
  -framerate         <video_rate> .D...... set the video framerate (default "25")
  -loop              <int>        .D...... force loop over input file sequence (from 0 to 1) (default 0)
  -pattern_type      <int>        .D...... set pattern type (from 0 to INT_MAX) (default 0)
     glob_sequence                .D...... select glob/sequence pattern type
     glob                         .D...... select glob pattern type
     sequence                     .D...... select sequence pattern type
  -pixel_format      <string>     .D...... set video pixel format
  -start_number      <int>        .D...... set first number in the sequence (from 0 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)
  -video_size        <image_size> .D...... set video size
  -frame_size        <int>        .D...... force frame size in bytes (from 0 to INT_MAX) (default 0)
  -ts_from_file      <int>        .D...... set frame timestamp from file's one (from 0 to 2) (default 0)
     none                         .D...... none
     sec                          .D...... second precision
     ns                           .D...... nano second precision

ingenient demuxer AVOptions:
  -framerate         <video_rate> .D......  (default "25")

m4v demuxer AVOptions:
  -framerate         <video_rate> .D......  (default "25")

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")

mov,mp4,m4a,3gp,3g2,mj2 AVOptions:
  -use_absolute_path <int>        .D.V.... allow using absolute path when opening alias, this is a possible security issue (from 0 to 1) (default 0)
  -ignore_editlist   <int>        .D.V....  (from 0 to 1) (default 0)

mp3 AVOptions:
  -usetoc            <int>        .D...... use table of contents (from -1 to 1) (default -1)

mpegts demuxer AVOptions:
  -fix_teletext_pts  <int>        .D...... Try to fix pts values of dvb teletext streams. (from 0 to 1) (default 1)
  -ts_packetsize     <int>        .D....XR Output option carrying the raw packet size. (from 0 to 0) (default 0)

mpegtsraw demuxer AVOptions:
  -compute_pcr       <int>        .D...... Compute exact PCR for each transport stream packet. (from 0 to 1) (default 0)
  -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")

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)

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
  -reorder_queue_size <int>        .D...... set number of packets to buffer for handling of reordered packets (from -1 to INT_MAX) (default -1)

RTSP demuxer AVOptions:
  -initial_pause     <int>        .D...... do not start playing the stream immediately (from 0 to 1) (default 0)
  -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
  -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
  -allowed_media_types <flags>      .D...... set media types to accept from the server (default 7)
     video                        .D...... Video
     audio                        .D...... Audio
     data                         .D...... Data
  -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)
  -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)
  -stimeout          <int>        .D...... set timeout (in micro seconds) 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)
  -user-agent        <string>     .D...... override User-Agent header (default "Lavf55.37.100")

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 5e+006)

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
  -allowed_media_types <flags>      .D...... set media types to accept from the server (default 7)
     video                        .D...... Video
     audio                        .D...... Audio
     data                         .D...... Data
  -reorder_queue_size <int>        .D...... set number of packets to buffer for handling of reordered packets (from -1 to INT_MAX) (default -1)

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)

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")

vc1 demuxer AVOptions:
  -framerate         <video_rate> .D......  (default "25")

WAV demuxer AVOptions:
  -ignore_length     <int>        .D...... Ignore length (from 0 to 1) (default 0)

WebVTT demuxer AVOptions:

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")

ModPlug demuxer AVOptions:
  -noise_reduction   <int>        .D...... Enable noise reduction 0(off)-1(on) (from 0 to 1) (default 0)
  -reverb_depth      <int>        .D...... Reverb level 0(quiet)-100(loud) (from 0 to 100) (default 0)
  -reverb_delay      <int>        .D...... Reverb delay in ms, usually 40-200ms (from 0 to INT_MAX) (default 0)
  -bass_amount       <int>        .D...... XBass level 0(quiet)-100(loud) (from 0 to 100) (default 0)
  -bass_range        <int>        .D...... XBass cutoff in Hz 10-100 (from 0 to 100) (default 0)
  -surround_depth    <int>        .D...... Surround level 0(quiet)-100(heavy) (from 0 to 100) (default 0)
  -surround_delay    <int>        .D...... Surround delay in ms, usually 5-40ms (from 0 to INT_MAX) (default 0)
  -max_size          <int>        .D...... Max file size supported (in bytes). Default is 5MB. Set to 0 for no limit (not recommended) (from 0 to 1.04858e+008) (default 5.24288e+006)
  -video_stream_expr <string>     .D...... Color formula
  -video_stream      <int>        .D...... Make demuxer output a video stream (from 0 to 1) (default 0)
  -video_stream_w    <int>        .D...... Video stream width in char (one char = 8x8px) (from 20 to 512) (default 30)
  -video_stream_h    <int>        .D...... Video stream height in char (one char = 8x8px) (from 20 to 512) (default 30)
  -video_stream_ptxt <int>        .D...... Print speed, tempo, order, ... in video stream (from 0 to 1) (default 1)

caca_outdev AVOptions:

sdl outdev AVOptions:

ADTS muxer AVOptions:

AIFF muxer AVOptions:

AST muxer AVOptions:

f4v muxer AVOptions:

flac muxer AVOptions:

frame hash encoder class AVOptions:

GIF muxer AVOptions:

HDS muxer AVOptions:

hls muxer AVOptions:

image2 muxer AVOptions:

ipod muxer AVOptions:

ismv muxer AVOptions:

LATM/LOAS muxer AVOptions:

hash encoder class 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:

Ogg audio muxer AVOptions:

Ogg muxer AVOptions:

Opus muxer AVOptions:

psp muxer AVOptions:

RTP muxer AVOptions:

RTSP muxer AVOptions:
  -initial_pause     <int>        .D...... do not start playing the stream immediately (from 0 to 1) (default 0)
  -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
  -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
  -allowed_media_types <flags>      .D...... set media types to accept from the server (default 7)
     video                        .D...... Video
     audio                        .D...... Audio
     data                         .D...... Data
  -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)
  -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)
  -stimeout          <int>        .D...... set timeout (in micro seconds) 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)
  -user-agent        <string>     .D...... override User-Agent header (default "Lavf55.37.100")

segment muxer AVOptions:

stream_segment muxer AVOptions:

smooth streaming muxer AVOptions:

spdif AVOptions:

Speex muxer AVOptions:

tg2 muxer AVOptions:

tgp muxer AVOptions:

WAV muxer AVOptions:

webm muxer AVOptions:

AVFilter AVOptions:
  thread_type       <flags>      ..F..... Allowed thread types (default 1)
  enable            <string>     ..F..... set enable expression

aconvert AVOptions:
  sample_fmt        <string>     ..F.A... 
  channel_layout    <string>     ..F.A... 

adelay AVOptions:
  delays            <string>     ..F.A... set list of delays for each channel

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")

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

afade AVOptions:
  type              <int>        ..F.A... set the fade direction (from 0 to 1) (default 0)
     in                           ..F.A... fade-in
     out                          ..F.A... fade-out
  t                 <int>        ..F.A... set the fade direction (from 0 to 1) (default 0)
     in                           ..F.A... fade-in
     out                          ..F.A... fade-out
  start_sample      <int64>      ..F.A... set number of first sample to start fading (from 0 to I64_MAX) (default 0)
  ss                <int64>      ..F.A... set number of first sample to start fading (from 0 to I64_MAX) (default 0)
  nb_samples        <int>        ..F.A... set number of samples for fade duration (from 1 to INT_MAX) (default 44100)
  ns                <int>        ..F.A... set number of samples for fade duration (from 1 to INT_MAX) (default 44100)
  start_time        <duration>   ..F.A... set time to start fading (default 0)
  st                <duration>   ..F.A... set time to start fading (default 0)
  duration          <duration>   ..F.A... set fade duration (default 0)
  d                 <duration>   ..F.A... set fade duration (default 0)
  curve             <int>        ..F.A... set fade curve type (from 0 to 9) (default 0)
     tri                          ..F.A... linear slope
     qsin                         ..F.A... quarter of sine wave
     esin                         ..F.A... exponential sine wave
     hsin                         ..F.A... half of sine wave
     log                          ..F.A... logarithmic
     par                          ..F.A... inverted parabola
     qua                          ..F.A... quadratic
     cub                          ..F.A... cubic
     squ                          ..F.A... square root
     cbr                          ..F.A... cubic root
  c                 <int>        ..F.A... set fade curve type (from 0 to 9) (default 0)
     tri                          ..F.A... linear slope
     qsin                         ..F.A... quarter of sine wave
     esin                         ..F.A... exponential sine wave
     hsin                         ..F.A... half of sine wave
     log                          ..F.A... logarithmic
     par                          ..F.A... inverted parabola
     qua                          ..F.A... quadratic
     cub                          ..F.A... cubic
     squ                          ..F.A... square root
     cbr                          ..F.A... cubic root

aformat AVOptions:
  sample_fmts       <string>     ..F.A... A comma-separated list of sample formats.
  sample_rates      <string>     ..F.A... A comma-separated list of sample rates.
  channel_layouts   <string>     ..F.A... A comma-separated list of channel layouts.

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)

allpass AVOptions:
  frequency         <double>     ..F.A... set central frequency (from 0 to 999999) (default 3000)
  f                 <double>     ..F.A... set central frequency (from 0 to 999999) (default 3000)
  width_type        <int>        ..F.A... set filter-width type (from 1 to 4) (default 1)
     h                            ..F.A... Hz
     q                            ..F.A... Q-Factor
     o                            ..F.A... octave
     s                            ..F.A... slope
  width             <double>     ..F.A... set filter-width (from 0 to 99999) (default 707.1)
  w                 <double>     ..F.A... set filter-width (from 0 to 99999) (default 707.1)

amerge AVOptions:
  inputs            <int>        ..F.A... specify the number of inputs (from 2 to 32) (default 2)

amix AVOptions:
  inputs            <int>        ..F.A... Number of inputs. (from 1 to 32) (default 2)
  duration          <int>        ..F.A... How to determine the end-of-stream. (from 0 to 2) (default 0)
     longest                      ..F.A... Duration of longest input.
     shortest                     ..F.A... Duration of shortest input.
     first                        ..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)

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

aperms AVOptions:
  mode              <int>        ..FVA... select permissions mode (from 0 to 4) (default 0)
     none                         ..FVA... do nothing
     ro                           ..FVA... set all output frames read-only
     rw                           ..FVA... set all output frames writable
     toggle                       ..FVA... switch permissions
     random                       ..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+009) (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 1)
     triangular                   ..F.A...
     t                            ..F.A...
     sinusoidal                   ..F.A...
     s                            ..F.A...

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

SWResampler AVOptions:

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               <int>        ..F.A... pad last frame with zeros (from 0 to 1) (default 1)
  p                 <int>        ..F.A... pad last frame with zeros (from 0 to 1) (default 1)

asetpts AVOptions:
  expr              <string>     ..FVA... 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")

asplit AVOptions:

astats AVOptions:
  length            <double>     ..F.A... set the window length (from 0.01 to 10) (default 0.05)

astreamsync AVOptions:
  expr              <string>     ..F.A... set stream selection expression (default "t1-t2")
  e                 <string>     ..F.A... set stream selection expression (default "t1-t2")

atempo AVOptions:
  tempo             <double>     ..F.A... set tempo scale factor (from 0.5 to 2) (default 1)

atrim AVOptions:
  starti            <duration>   ..F.A... Timestamp of the first frame that should be passed (default I64_MAX)
  endi              <duration>   ..F.A... Timestamp of the first frame that should be dropped again (default I64_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)
  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)
  start             <double>     ..F.A... Timestamp in seconds of the first frame that should be passed (from -DBL_MAX to DBL_MAX) (default DBL_MAX)
  end               <double>     ..F.A... Timestamp in seconds of the first frame that should be dropped again (from -DBL_MAX to DBL_MAX) (default DBL_MAX)
  duration          <double>     ..F.A... Maximum duration of the output in seconds (from 0 to DBL_MAX) (default 0)

bandpass AVOptions:
  frequency         <double>     ..F.A... set central frequency (from 0 to 999999) (default 3000)
  f                 <double>     ..F.A... set central frequency (from 0 to 999999) (default 3000)
  width_type        <int>        ..F.A... set filter-width type (from 1 to 4) (default 3)
     h                            ..F.A... Hz
     q                            ..F.A... Q-Factor
     o                            ..F.A... octave
     s                            ..F.A... slope
  width             <double>     ..F.A... set band-width (from 0 to 999) (default 0.5)
  w                 <double>     ..F.A... set band-width (from 0 to 999) (default 0.5)
  csg               <int>        ..F.A... use constant skirt gain (from 0 to 1) (default 0)

bandreject AVOptions:
  frequency         <double>     ..F.A... set central frequency (from 0 to 999999) (default 3000)
  f                 <double>     ..F.A... set central frequency (from 0 to 999999) (default 3000)
  width_type        <int>        ..F.A... set filter-width type (from 1 to 4) (default 3)
     h                            ..F.A... Hz
     q                            ..F.A... Q-Factor
     o                            ..F.A... octave
     s                            ..F.A... slope
  width             <double>     ..F.A... set band-width (from 0 to 999) (default 0.5)
  w                 <double>     ..F.A... set band-width (from 0 to 999) (default 0.5)

bass AVOptions:
  frequency         <double>     ..F.A... set central frequency (from 0 to 999999) (default 100)
  f                 <double>     ..F.A... set central frequency (from 0 to 999999) (default 100)
  width_type        <int>        ..F.A... set filter-width type (from 1 to 4) (default 3)
     h                            ..F.A... Hz
     q                            ..F.A... Q-Factor
     o                            ..F.A... octave
     s                            ..F.A... slope
  width             <double>     ..F.A... set shelf transition steep (from 0 to 99999) (default 0.5)
  w                 <double>     ..F.A... set shelf transition steep (from 0 to 99999) (default 0.5)
  gain              <double>     ..F.A... set gain (from -900 to 900) (default 0)
  g                 <double>     ..F.A... set gain (from -900 to 900) (default 0)

biquad AVOptions:
  a0                <double>     ..F.A... (from -32768 to 32767) (default 1)
  a1                <double>     ..F.A... (from -32768 to 32767) (default 1)
  a2                <double>     ..F.A... (from -32768 to 32767) (default 1)
  b0                <double>     ..F.A... (from -32768 to 32767) (default 1)
  b1                <double>     ..F.A... (from -32768 to 32767) (default 1)
  b2                <double>     ..F.A... (from -32768 to 32767) (default 1)

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")

compand AVOptions:
  attacks           <string>     ..F.A... set time over which increase of volume is determined (default "0.3")
  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")
  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)

ebur128 AVOptions:
  video             <int>        ..FV.... set video output (from 0 to 1) (default 0)
  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                         ..FVA... information logging level
     verbose                      ..FVA... verbose logging level
  metadata          <int>        ..FVA... inject metadata in the filtergraph (from 0 to 1) (default 0)
  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

equalizer AVOptions:
  frequency         <double>     ..F.A... set central frequency (from 0 to 999999) (default 0)
  f                 <double>     ..F.A... set central frequency (from 0 to 999999) (default 0)
  width_type        <int>        ..F.A... set filter-width type (from 1 to 4) (default 3)
     h                            ..F.A... Hz
     q                            ..F.A... Q-Factor
     o                            ..F.A... octave
     s                            ..F.A... slope
  width             <double>     ..F.A... set band-width (from 0 to 999) (default 1)
  w                 <double>     ..F.A... set band-width (from 0 to 999) (default 1)
  gain              <double>     ..F.A... set gain (from -900 to 900) (default 0)
  g                 <double>     ..F.A... set gain (from -900 to 900) (default 0)

highpass AVOptions:
  frequency         <double>     ..F.A... set frequency (from 0 to 999999) (default 3000)
  f                 <double>     ..F.A... set frequency (from 0 to 999999) (default 3000)
  width_type        <int>        ..F.A... set filter-width type (from 1 to 4) (default 3)
     h                            ..F.A... Hz
     q                            ..F.A... Q-Factor
     o                            ..F.A... octave
     s                            ..F.A... slope
  width             <double>     ..F.A... set width (from 0 to 99999) (default 0.707)
  w                 <double>     ..F.A... 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)

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.

lowpass AVOptions:
  frequency         <double>     ..F.A... set frequency (from 0 to 999999) (default 500)
  f                 <double>     ..F.A... set frequency (from 0 to 999999) (default 500)
  width_type        <int>        ..F.A... set filter-width type (from 1 to 4) (default 3)
     h                            ..F.A... Hz
     q                            ..F.A... Q-Factor
     o                            ..F.A... octave
     s                            ..F.A... slope
  width             <double>     ..F.A... set width (from 0 to 99999) (default 0.707)
  w                 <double>     ..F.A... 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)

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

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                 <double>     ..F.A... set minimum duration in seconds (from 0 to 86400) (default 2)
  duration          <double>     ..F.A... set minimum duration in seconds (from 0 to 86400) (default 2)

treble AVOptions:
  frequency         <double>     ..F.A... set central frequency (from 0 to 999999) (default 3000)
  f                 <double>     ..F.A... set central frequency (from 0 to 999999) (default 3000)
  width_type        <int>        ..F.A... set filter-width type (from 1 to 4) (default 3)
     h                            ..F.A... Hz
     q                            ..F.A... Q-Factor
     o                            ..F.A... octave
     s                            ..F.A... slope
  width             <double>     ..F.A... set shelf transition steep (from 0 to 99999) (default 0.5)
  w                 <double>     ..F.A... set shelf transition steep (from 0 to 99999) (default 0.5)
  gain              <double>     ..F.A... set gain (from -900 to 900) (default 0)
  g                 <double>     ..F.A... set gain (from -900 to 900) (default 0)

volume AVOptions:
  volume            <string>     ..F.A... set volume adjustment expression (default "1.0")
  precision         <int>        ..F.A... select mathematical precision (from 0 to 2) (default 1)
     fixed                        ..F.A... select 8-bit fixed-point
     float                        ..F.A... select 32-bit floating-point
     double                       ..F.A... select 64-bit floating-point
  eval              <int>        ..F.A... specify when to evaluate expressions (from 0 to 1) (default 0)
     once                         ..F.A... eval volume expression once
     frame                        ..F.A... eval volume expression per-frame

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 -1)
  d                 <duration>   ..F.A... set audio duration (default -1)
  channel_layout    <string>     ..F.A... set channel layout
  c                 <string>     ..F.A... set channel layout

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 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)

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 fequency factor (from 0 to DBL_MAX) (default 0)
  b                 <double>     ..F.A... set the beep fequency 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 <int>        ..F.A... set the number of samples per frame (from 0 to INT_MAX) (default 1024)

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)

bbox AVOptions:
  min_val           <int>        ..FV.... set minimum luminance value for bounding box (from 0 to 254) (default 16)

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.... set component #0 blend mode (from 0 to 23) (default 0)
     addition                     ..FV.... 
     and                          ..FV.... 
     average                      ..FV.... 
     burn                         ..FV.... 
     darken                       ..FV.... 
     difference                   ..FV.... 
     divide                       ..FV.... 
     dodge                        ..FV.... 
     exclusion                    ..FV.... 
     hardlight                    ..FV.... 
     lighten                      ..FV.... 
     multiply                     ..FV.... 
     negation                     ..FV.... 
     normal                       ..FV.... 
     or                           ..FV.... 
     overlay                      ..FV.... 
     phoenix                      ..FV.... 
     pinlight                     ..FV.... 
     reflect                      ..FV.... 
     screen                       ..FV.... 
     softlight                    ..FV.... 
     subtract                     ..FV.... 
     vividlight                   ..FV.... 
     xor                          ..FV.... 
  c1_mode           <int>        ..FV.... set component #1 blend mode (from 0 to 23) (default 0)
     addition                     ..FV.... 
     and                          ..FV.... 
     average                      ..FV.... 
     burn                         ..FV.... 
     darken                       ..FV.... 
     difference                   ..FV.... 
     divide                       ..FV.... 
     dodge                        ..FV.... 
     exclusion                    ..FV.... 
     hardlight                    ..FV.... 
     lighten                      ..FV.... 
     multiply                     ..FV.... 
     negation                     ..FV.... 
     normal                       ..FV.... 
     or                           ..FV.... 
     overlay                      ..FV.... 
     phoenix                      ..FV.... 
     pinlight                     ..FV.... 
     reflect                      ..FV.... 
     screen                       ..FV.... 
     softlight                    ..FV.... 
     subtract                     ..FV.... 
     vividlight                   ..FV.... 
     xor                          ..FV.... 
  c2_mode           <int>        ..FV.... set component #2 blend mode (from 0 to 23) (default 0)
     addition                     ..FV.... 
     and                          ..FV.... 
     average                      ..FV.... 
     burn                         ..FV.... 
     darken                       ..FV.... 
     difference                   ..FV.... 
     divide                       ..FV.... 
     dodge                        ..FV.... 
     exclusion                    ..FV.... 
     hardlight                    ..FV.... 
     lighten                      ..FV.... 
     multiply                     ..FV.... 
     negation                     ..FV.... 
     normal                       ..FV.... 
     or                           ..FV.... 
     overlay                      ..FV.... 
     phoenix                      ..FV.... 
     pinlight                     ..FV.... 
     reflect                      ..FV.... 
     screen                       ..FV.... 
     softlight                    ..FV.... 
     subtract                     ..FV.... 
     vividlight                   ..FV.... 
     xor                          ..FV.... 
  c3_mode           <int>        ..FV.... set component #3 blend mode (from 0 to 23) (default 0)
     addition                     ..FV.... 
     and                          ..FV.... 
     average                      ..FV.... 
     burn                         ..FV.... 
     darken                       ..FV.... 
     difference                   ..FV.... 
     divide                       ..FV.... 
     dodge                        ..FV.... 
     exclusion                    ..FV.... 
     hardlight                    ..FV.... 
     lighten                      ..FV.... 
     multiply                     ..FV.... 
     negation                     ..FV.... 
     normal                       ..FV.... 
     or                           ..FV.... 
     overlay                      ..FV.... 
     phoenix                      ..FV.... 
     pinlight                     ..FV.... 
     reflect                      ..FV.... 
     screen                       ..FV.... 
     softlight                    ..FV.... 
     subtract                     ..FV.... 
     vividlight                   ..FV.... 
     xor                          ..FV.... 
  all_mode          <int>        ..FV.... set blend mode for all components (from -1 to 23) (default -1)
     addition                     ..FV.... 
     and                          ..FV.... 
     average                      ..FV.... 
     burn                         ..FV.... 
     darken                       ..FV.... 
     difference                   ..FV.... 
     divide                       ..FV.... 
     dodge                        ..FV.... 
     exclusion                    ..FV.... 
     hardlight                    ..FV.... 
     lighten                      ..FV.... 
     multiply                     ..FV.... 
     negation                     ..FV.... 
     normal                       ..FV.... 
     or                           ..FV.... 
     overlay                      ..FV.... 
     phoenix                      ..FV.... 
     pinlight                     ..FV.... 
     reflect                      ..FV.... 
     screen                       ..FV.... 
     softlight                    ..FV.... 
     subtract                     ..FV.... 
     vividlight                   ..FV.... 
     xor                          ..FV.... 
  c0_expr           <string>     ..FV.... set color component #0 expression
  c1_expr           <string>     ..FV.... set color component #1 expression
  c2_expr           <string>     ..FV.... set color component #2 expression
  c3_expr           <string>     ..FV.... set color component #3 expression
  all_expr          <string>     ..FV.... set expression for all color components
  c0_opacity        <double>     ..FV.... set color component #0 opacity (from 0 to 1) (default 1)
  c1_opacity        <double>     ..FV.... set color component #1 opacity (from 0 to 1) (default 1)
  c2_opacity        <double>     ..FV.... set color component #2 opacity (from 0 to 1) (default 1)
  c3_opacity        <double>     ..FV.... set color component #3 opacity (from 0 to 1) (default 1)
  all_opacity       <double>     ..FV.... set opacity for all color components (from 0 to 1) (default 1)
  shortest          <int>        ..FV.... force termination when the shortest input terminates (from 0 to 1) (default 0)
  repeatlast        <int>        ..FV.... repeat last bottom frame (from 0 to 1) (default 1)

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)

colorbalance AVOptions:
  rs                <double>     ..FV.... set red shadows (from -1 to 1) (default 0)
  gs                <double>     ..FV.... set green shadows (from -1 to 1) (default 0)
  bs                <double>     ..FV.... set blue shadows (from -1 to 1) (default 0)
  rm                <double>     ..FV.... set red midtones (from -1 to 1) (default 0)
  gm                <double>     ..FV.... set green midtones (from -1 to 1) (default 0)
  bm                <double>     ..FV.... set blue midtones (from -1 to 1) (default 0)
  rh                <double>     ..FV.... set red highlights (from -1 to 1) (default 0)
  gh                <double>     ..FV.... set green highlights (from -1 to 1) (default 0)
  bh                <double>     ..FV.... set blue highlights (from -1 to 1) (default 0)

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

colormatrix AVOptions:
  src               <int>        ..FV.... set source color matrix (from -1 to 3) (default -1)
     bt709                        ..FV.... set BT.709 colorspace
     fcc                          ..FV.... set FCC colorspace   
     bt601                        ..FV.... set BT.601 colorspace
     smpte240m                    ..FV.... set SMPTE-240M colorspace
  dst               <int>        ..FV.... set destination color matrix (from -1 to 3) (default -1)
     bt709                        ..FV.... set BT.709 colorspace
     fcc                          ..FV.... set FCC colorspace   
     bt601                        ..FV.... set BT.601 colorspace
     smpte240m                    ..FV.... set SMPTE-240M colorspace

crop AVOptions:
  out_w             <string>     ..FV.... set the width crop area expression (default "iw")
  w                 <string>     ..FV.... set the width crop area expression (default "iw")
  out_h             <string>     ..FV.... set the height crop area expression (default "ih")
  h                 <string>     ..FV.... set the height crop area expression (default "ih")
  x                 <string>     ..FV.... set the x crop area expression (default "(in_w-out_w)/2")
  y                 <string>     ..FV.... set the y crop area expression (default "(in_h-out_h)/2")
  keep_aspect       <int>        ..FV.... keep aspect ratio (from 0 to 1) (default 0)

cropdetect AVOptions:
  limit             <int>        ..FV.... Threshold below which the pixel is considered black (from 0 to 255) (default 24)
  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)
  reset_count       <int>        ..FV.... Recalculate the crop area after this many frames (from 0 to INT_MAX) (default 0)

curves AVOptions:
  preset            <int>        ..FV.... select a color curves preset (from 0 to 10) (default 0)
     none                         ..FV....
     color_negative               ..FV....
     cross_process                ..FV....
     darker                       ..FV....
     increase_contrast              ..FV....
     lighter                      ..FV....
     linear_contrast              ..FV....
     medium_contrast              ..FV....
     negative                     ..FV....
     strong_contrast              ..FV....
     vintage                      ..FV....
  master            <string>     ..FV.... set master points coordinates
  m                 <string>     ..FV.... set master points coordinates
  red               <string>     ..FV.... set red points coordinates
  r                 <string>     ..FV.... set red points coordinates
  green             <string>     ..FV.... set green points coordinates
  g                 <string>     ..FV.... set green points coordinates
  blue              <string>     ..FV.... set blue points coordinates
  b                 <string>     ..FV.... set blue points coordinates
  all               <string>     ..FV.... set points coordinates for all components
  psfile            <string>     ..FV.... set Photoshop curves file name

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 0 to 15) (default 15)
  expr              <string>     ..FV.... set coefficient factor expression
  e                 <string>     ..FV.... set coefficient factor expression

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             <int>        ..FV.... mark main input as a pre-processed input and activate clean source input stream (from 0 to 1) (default 0)
  chroma            <int>        ..FV.... set whether or not chroma is considered in the metric calculations (from 0 to 1) (default 1)

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

delogo AVOptions:
  x                 <int>        ..FV.... set logo x position (from -1 to INT_MAX) (default -1)
  y                 <int>        ..FV.... set logo y position (from -1 to INT_MAX) (default -1)
  w                 <int>        ..FV.... set logo width (from -1 to INT_MAX) (default -1)
  h                 <int>        ..FV.... set logo height (from -1 to INT_MAX) (default -1)
  band              <int>        ..FV.... set delogo area band size (from 1 to INT_MAX) (default 4)
  t                 <int>        ..FV.... set delogo area band size (from 1 to INT_MAX) (default 4)
  show              <int>        ..FV.... show delogo area (from 0 to 1) (default 0)

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 3)
     blank                        ..FV.... fill zeroes at blank locations
     original                     ..FV.... original image at blank locations
     clamp                        ..FV.... extruded edge value at blank locations
     mirror                       ..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 0)
     exhaustive                   ..FV.... exhaustive search
     less                         ..FV.... less exhaustive search
  filename          <string>     ..FV.... set motion search detailed log file name
  opencl            <int>        ..FV.... use OpenCL filtering capabilities (from 0 to 1) (default 0)

drawbox AVOptions:
  x                 <string>     ..FV.... set horizontal position of the left box edge (default "0")
  y                 <string>     ..FV.... set vertical position of the top box edge (default "0")
  width             <string>     ..FV.... set width of the box (default "0")
  w                 <string>     ..FV.... set width of the box (default "0")
  height            <string>     ..FV.... set height of the box (default "0")
  h                 <string>     ..FV.... set height of the box (default "0")
  color             <string>     ..FV.... set color of the box (default "black")
  c                 <string>     ..FV.... set color of the box (default "black")
  thickness         <string>     ..FV.... set the box thickness (default "3")
  t                 <string>     ..FV.... set the box thickness (default "3")

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

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")
  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               <int>        ..FV.... set box (from 0 to 1) (default 0)
  fontsize          <int>        ..FV.... set font size (from 0 to INT_MAX) (default 0)
  x                 <string>     ..FV.... set x expression (default "0")
  y                 <string>     ..FV.... set y expression (default "0")
  shadowx           <int>        ..FV.... set x (from INT_MIN to INT_MAX) (default 0)
  shadowy           <int>        ..FV.... set y (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)
  draw              <string>     ..FV.... if false do not draw (deprecated)
  expansion         <int>        ..FV.... set the expansion mode (from 0 to 2) (default 1)
     none                         ..FV.... set no expansion
     normal                       ..FV.... set normal expansion
     strftime                     ..FV.... set strftime expansion (deprecated)
  timecode          <string>     ..FV.... set initial timecode
  tc24hmax          <int>        ..FV.... set 24 hours max (timecode only) (from 0 to 1) (default 0)
  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            <int>        ..FV.... reload text file for each frame (from 0 to 1) (default 0)
  fix_bounds        <int>        ..FV.... if true, check and fix text coords to avoid clipping (from 0 to 1) (default 1)
  start_number      <int>        ..FV.... start frame number for n/frame_num variable (from 0 to INT_MAX) (default 0)
  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)

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              <int>        ..FV.... set the random seed (from -1 to UINT32_MAX) (default -1)
  s                 <int>        ..FV.... set the random seed (from -1 to UINT32_MAX) (default -1)

extractplanes AVOptions:
  planes            <flags>      ..FV.... set planes (default 1)
     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.... 'in' or 'out' for fade-in/fade-out (from 0 to 1) (default 0)
  t                 <int>        ..FV.... 'in' or 'out' for fade-in/fade-out (from 0 to 1) (default 0)
  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 0 to INT_MAX) (default 25)
  n                 <int>        ..FV.... Number of frames to which the effect should be applied. (from 0 to INT_MAX) (default 25)
  alpha             <int>        ..FV.... fade alpha if it is available on the input (from 0 to 1) (default 0)
  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")

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

fieldmatch AVOptions:
  order             <int>        ..FV.... specify the assumed field order (from -1 to 1) (default -1)
     auto                         ..FV.... auto detect parity
     bff                          ..FV.... assume bottom field first
     tff                          ..FV.... assume top field first
  mode              <int>        ..FV.... set the matching mode or strategy to use (from 0 to 5) (default 1)
     pc                           ..FV.... 2-way match (p/c)
     pc_n                         ..FV.... 2-way match + 3rd match on combed (p/c + u)
     pc_u                         ..FV.... 2-way match + 3rd match (same order) on combed (p/c + u)
     pc_n_ub                      ..FV.... 2-way match + 3rd match on combed + 4th/5th matches if still combed (p/c + u + u/b)
     pcn                          ..FV.... 3-way match (p/c/n)
     pcn_ub                       ..FV.... 3-way match + 4th/5th matches on combed (p/c/n + u/b)
  ppsrc             <int>        ..FV.... mark main input as a pre-processed input and activate clean source input stream (from 0 to 1) (default 0)
  field             <int>        ..FV.... set the field to match from (from -1 to 1) (default -1)
     auto                         ..FV.... automatic (same value as 'order')
     bottom                       ..FV.... bottom field
     top                          ..FV.... top field
  mchroma           <int>        ..FV.... set whether or not chroma is included during the match comparisons (from 0 to 1) (default 1)
  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 1)
     none                         ..FV.... disable combmatching
     sc                           ..FV.... enable combmatching only on scene change
     full                         ..FV.... enable combmatching all the time
  combdbg           <int>        ..FV.... enable comb debug (from 0 to 2) (default 0)
     none                         ..FV.... no forced calculation
     pcn                          ..FV.... calculate p/c/n
     pcnub                        ..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            <int>        ..FV.... set whether or not chroma is considered in the combed frame decision (from 0 to 1) (default 0)
  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 1)
     bff                          ..FV.... bottom field first
     tff                          ..FV.... top field first

format AVOptions:

fps AVOptions:
  fps               <video_rate> ..FV.... A string describing desired output framerate (default "25")
  round             <int>        ..FV.... set rounding method for timestamps (from 0 to 5) (default 5)
     zero                         ..FV.... round towards 0
     inf                          ..FV.... round away from 0
     down                         ..FV.... round towards -infty
     up                           ..FV.... round towards +infty
     near                         ..FV.... round to nearest

framepack AVOptions:

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

frei0r AVOptions:
  filter_name       <string>     ..FV....
  filter_params     <string>     ..FV....

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

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)

haldclut AVOptions:
  shortest          <int>        ..FV.... force termination when the shortest input terminates (from 0 to 1) (default 0)
  repeatlast        <int>        ..FV.... continue applying the last clut after eos (from 0 to 1) (default 1)
  interp            <int>        ..FV.... select interpolation mode (from 0 to 2) (default 2)
     nearest                      ..FV.... use values from the nearest defined points
     trilinear                    ..FV.... interpolate values using the 8 points defining a cube
     tetrahedral                  ..FV.... interpolate values using a tetrahedron

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 0)
     none                         ..FV.... apply no antibanding
     weak                         ..FV.... apply weak antibanding
     strong                       ..FV.... apply strong antibanding

histogram AVOptions:
  mode              <int>        ..FV.... set histogram mode (from 0 to 3) (default 0)
     levels                       ..FV.... standard histogram
     waveform                     ..FV.... per row/column luminance graph
     color                        ..FV.... chroma values in vectorscope
     color2                       ..FV.... chroma values in vectorscope
  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)
  step              <int>        ..FV.... set waveform step value (from 1 to 255) (default 10)
  waveform_mode     <int>        ..FV.... set waveform mode (from 0 to 1) (default 0)
     row                          ..FV....
     column                       ..FV....
  waveform_mirror   <int>        ..FV.... set waveform mirroring (from 0 to 1) (default 0)
  display_mode      <int>        ..FV.... set display mode (from 0 to 1) (default 1)
     parade                       ..FV....
     overlay                      ..FV....
  levels_mode       <int>        ..FV.... set levels mode (from 0 to 1) (default 0)
     linear                       ..FV....
     logarithmic                  ..FV....

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

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

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)

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

interlace AVOptions:

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)

kerndeint AVOptions:
  thresh            <int>        ..FV.... set the threshold (from 0 to 255) (default 10)
  map               <int>        ..FV.... set the map (from 0 to 1) (default 0)
  order             <int>        ..FV.... set the order (from 0 to 1) (default 0)
  sharp             <int>        ..FV.... enable sharpening (from 0 to 1) (default 0)
  twoway            <int>        ..FV.... enable twoway (from 0 to 1) (default 0)

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

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

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

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

mcdeint AVOptions:
  mode              <int>        ..FV.... set mode (from 0 to 3) (default 0)
     fast                         ..FV....
     medium                       ..FV....
     slow                         ..FV....
     extra_slow                   ..FV....
  parity            <int>        ..FV.... set the assumed picture field parity (from -1 to 1) (default 1)
     tff                          ..FV.... assume top field first
     bff                          ..FV.... assume bottom field first
  qp                <int>        ..FV.... set qp (from INT_MIN to INT_MAX) (default 1)

mergeplanes AVOptions:
  mapping           <int>        ..FV.... set input to output plane mapping (from 0 to 8.58993e+008) (default 0)
  format            <pix_fmt>    ..FV.... set output pixel format (default yuva444p)

mp AVOptions:
  filter            <string>     ..FV.... set MPlayer filter name and parameters

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)

negate AVOptions:
  negate_alpha      <int>        ..FV.... (from 0 to 1) (default 0)

noformat AVOptions:

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

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 0)
     repeat                       ..FV.... Repeat the previous frame.
     endall                       ..FV.... End both streams.
     pass                         ..FV.... Pass through the main input.
  eval              <int>        ..FV.... specify when to evaluate expressions (from 0 to 1) (default 1)
     init                         ..FV.... eval expressions once during initialization
     frame                        ..FV.... eval expressions per-frame
  rgb               <int>        ..FV.... force packed RGB in input and output (deprecated) (from 0 to 1) (default 0)
  shortest          <int>        ..FV.... force termination when the shortest input terminates (from 0 to 1) (default 0)
  format            <int>        ..FV.... set output format (from 0 to 3) (default 0)
     yuv420                       ..FV.... 
     yuv422                       ..FV.... 
     yuv444                       ..FV.... 
     rgb                          ..FV.... 
  repeatlast        <int>        ..FV.... repeat overlay of the last overlay frame (from 0 to 1) (default 1)

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")

perms AVOptions:
  mode              <int>        ..FVA... select permissions mode (from 0 to 4) (default 0)
     none                         ..FVA... do nothing
     ro                           ..FVA... set all output frames read-only
     rw                           ..FVA... set all output frames writable
     toggle                       ..FVA... switch permissions
     random                       ..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 0)
     linear                       ..FV.... 
     cubic                        ..FV.... 

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

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

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

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                <int>        ..FV.... set strict breaks (from -1 to 1) (default 0)
  mp                <int>        ..FV.... set metric plane (from 0 to 2) (default 0)
     y                            ..FV.... luma
     u                            ..FV.... chroma blue
     v                            ..FV.... chroma red

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

rotate AVOptions:
  angle             <string>     ..FV.... set angle (in radians) (default "0")
  a                 <string>     ..FV.... 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          <int>        ..FV.... use bilinear interpolation (from 0 to 1) (default 1)

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.... Output video width
  width             <string>     ..FV.... Output video width
  h                 <string>     ..FV.... Output video height
  height            <string>     ..FV.... Output video height
  flags             <string>     ..FV.... Flags to pass to libswscale (default "bilinear")
  interl            <int>        ..FV.... set interlacing (from -1 to 1) (default 0)
  in_color_matrix   <string>     ..FV.... set input YCbCr type (default "auto")
  out_color_matrix  <string>     ..FV.... set output YCbCr type
  in_range          <int>        ..FV.... set input color range (from 0 to 2) (default 0)
     auto                         ..FV....
     full                         ..FV....
     jpeg                         ..FV....
     mpeg                         ..FV....
     tv                           ..FV....
     pc                           ..FV....
  out_range         <int>        ..FV.... set output color range (from 0 to 2) (default 0)
     auto                         ..FV....
     full                         ..FV....
     jpeg                         ..FV....
     mpeg                         ..FV....
     tv                           ..FV....
     pc                           ..FV....
  in_v_chr_pos      <int>        ..FV.... input vertical chroma position in luma grid/256 (from -1 to 512) (default -1)
  in_h_chr_pos      <int>        ..FV.... input horizontal chroma position in luma grid/256 (from -1 to 512) (default -1)
  out_v_chr_pos     <int>        ..FV.... output vertical chroma position in luma grid/256 (from -1 to 512) (default -1)
  out_h_chr_pos     <int>        ..FV.... output horizontal chroma position in luma grid/256 (from -1 to 512) (default -1)
  force_original_aspect_ratio <int>        ..FV.... decrease or increase w/h if necessary to keep the original AR (from 0 to 2) (default 0)
     disable                      ..FV....
     decrease                     ..FV....
     increase                     ..FV....

SWScaler AVOptions:

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)

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")
  dar_den           <float>      ..FV.... (from 0 to FLT_MAX) (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 -1)
     auto                         ..FV.... keep the same input field
     bff                          ..FV.... mark as bottom-field-first
     tff                          ..FV.... mark as top-field-first
     prog                         ..FV.... mark as progressive

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

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")
  sar_den           <float>      ..FV.... (from 0 to FLT_MAX) (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")

shuffleplanes AVOptions:
  map0              <int>        ..FV.... Index of the input plane to be used as the first output plane  (from 0 to 4) (default 0)
  map1              <int>        ..FV.... Index of the input plane to be used as the second output plane  (from 0 to 4) (default 1)
  map2              <int>        ..FV.... Index of the input plane to be used as the third output plane  (from 0 to 4) (default 2)
  map3              <int>        ..FV.... Index of the input plane to be used as the fourth output plane  (from 0 to 4) (default 3)

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)

split AVOptions:

spp AVOptions:
  quality           <int>        ..FV.... 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 0)
     hard                         ..FV.... hard thresholding
     soft                         ..FV.... soft thresholding
  use_bframe_qp     <int>        ..FV.... use B-frames' QP (from 0 to 1) (default 0)

stereo3d AVOptions:
  in                <int>        ..FV.... set input format (from 18 to 27) (default 18)
     ab2l                         ..FV.... above below half height left first
     ab2r                         ..FV.... above below half height right first
     abl                          ..FV.... above below left first
     abr                          ..FV.... above below right first
     al                           ..FV.... alternating frames left first
     ar                           ..FV.... alternating frames right first
     sbs2l                        ..FV.... side by side half width left first
     sbs2r                        ..FV.... side by side half width right first
     sbsl                         ..FV.... side by side left first
     sbsr                         ..FV.... side by side right first
  out               <int>        ..FV.... set output format (from 0 to 27) (default 3)
     ab2l                         ..FV.... above below half height left first
     ab2r                         ..FV.... above below half height right first
     abl                          ..FV.... above below left first
     abr                          ..FV.... above below right first
     agmc                         ..FV.... anaglyph green magenta color
     agmd                         ..FV.... anaglyph green magenta dubois
     agmg                         ..FV.... anaglyph green magenta gray
     agmh                         ..FV.... anaglyph green magenta half color
     al                           ..FV.... alternating frames left first
     ar                           ..FV.... alternating frames right first
     arbg                         ..FV.... anaglyph red blue gray
     arcc                         ..FV.... anaglyph red cyan color
     arcd                         ..FV.... anaglyph red cyan dubois
     arcg                         ..FV.... anaglyph red cyan gray
     arch                         ..FV.... anaglyph red cyan half color
     argg                         ..FV.... anaglyph red green gray
     aybc                         ..FV.... anaglyph yellow blue color
     aybd                         ..FV.... anaglyph yellow blue dubois
     aybg                         ..FV.... anaglyph yellow blue gray
     aybh                         ..FV.... anaglyph yellow blue half color
     irl                          ..FV.... interleave rows left first
     irr                          ..FV.... interleave rows right first
     ml                           ..FV.... mono left
     mr                           ..FV.... mono right
     sbs2l                        ..FV.... side by side half width left first
     sbs2r                        ..FV.... side by side half width right first
     sbsl                         ..FV.... side by side left first
     sbsr                         ..FV.... side by side right first

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)
  charenc           <string>     ..FV.... set input character encoding

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

thumbnail 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")

tinterlace AVOptions:
  mode              <int>        ..FV.... select interlace mode (from 0 to 6) (default 0)
     merge                        ..FV.... merge fields
     drop_even                    ..FV.... drop even fields
     drop_odd                     ..FV.... drop odd fields
     pad                          ..FV.... pad alternate lines with black
     interleave_top               ..FV.... interleave top and bottom fields
     interleave_bottom              ..FV.... interleave bottom and top fields
     interlacex2                  ..FV.... interlace fields from two consecutive frames

transpose AVOptions:
  dir               <int>        ..FV.... set transpose direction (from 0 to 7) (default 0)
  passthrough       <int>        ..FV.... do not apply transposition if the input matches the specified geometry (from 0 to INT_MAX) (default 0)
     none                         ..FV.... always apply transposition
     portrait                     ..FV.... preserve portrait geometry
     landscape                    ..FV.... preserve landscape geometry

trim AVOptions:
  starti            <duration>   ..FV.... Timestamp of the first frame that should be passed (default I64_MAX)
  endi              <duration>   ..FV.... Timestamp of the first frame that should be dropped again (default I64_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)
  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)
  start             <double>     ..FV.... Timestamp in seconds of the first frame that should be passed (from -DBL_MAX to DBL_MAX) (default DBL_MAX)
  end               <double>     ..FV.... Timestamp in seconds of the first frame that should be dropped again (from -DBL_MAX to DBL_MAX) (default DBL_MAX)
  duration          <double>     ..FV.... Maximum duration of the output in seconds (from 0 to DBL_MAX) (default 0)

unsharp AVOptions:
  luma_msize_x      <int>        ..FV.... set luma matrix horizontal size (from 3 to 63) (default 5)
  lx                <int>        ..FV.... set luma matrix horizontal size (from 3 to 63) (default 5)
  luma_msize_y      <int>        ..FV.... set luma matrix vertical size (from 3 to 63) (default 5)
  ly                <int>        ..FV.... set luma matrix vertical size (from 3 to 63) (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 63) (default 5)
  cx                <int>        ..FV.... set chroma matrix horizontal size (from 3 to 63) (default 5)
  chroma_msize_y    <int>        ..FV.... set chroma matrix vertical size (from 3 to 63) (default 5)
  cy                <int>        ..FV.... set chroma matrix vertical size (from 3 to 63) (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            <int>        ..FV.... use OpenCL filtering capabilities (from 0 to 1) (default 0)

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 0)
     opt                          ..FV.... global optimization
     gauss                        ..FV.... gaussian kernel
     avg                          ..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 0)
     keep                         ..FV.... keep border
     black                        ..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 2)
     no                           ..FV.... no interpolation
     linear                       ..FV.... linear (horizontal)
     bilinear                     ..FV.... bi-linear
     bicubic                      ..FV.... bi-cubic
  tripod            <int>        ..FV.... enable virtual tripod mode (same as relative=0:smoothing=0) (from 0 to 1) (default 0)
  debug             <int>        ..FV.... enable debug mode and writer global motions information to file (from 0 to 1) (default 0)

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 0)
     forward                      ..FV....
     backward                     ..FV....
  eval              <int>        ..FV.... specify when to evaluate expressions (from 0 to 1) (default 0)
     init                         ..FV.... eval expressions once during initialization
     frame                        ..FV.... eval expressions for each frame
  dither            <int>        ..FV.... set dithering (from 0 to 1) (default 1)
  aspect            <rational>   ..FV.... set aspect ratio (from 0 to DBL_MAX) (default 1/1)

w3fdif AVOptions:
  filter            <int>        ..FV.... specify the filter (from 0 to 1) (default 1)
     simple                       ..FV....
     complex                      ..FV....
  deint             <int>        ..FV.... specify which frames to deinterlace (from 0 to 1) (default 0)
     all                          ..FV.... deinterlace all frames
     interlaced                   ..FV.... only deinterlace frames marked as interlaced

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

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       <int>        ..FV.... set the seed for filling the initial grid randomly (from -1 to UINT32_MAX) (default -1)
  seed              <int>        ..FV.... set the seed for filling the initial grid randomly (from -1 to UINT32_MAX) (default -1)
  scroll            <int>        ..FV.... scroll pattern downward (from 0 to 1) (default 1)
  start_full        <int>        ..FV.... start filling the whole video (from 0 to 1) (default 0)
  full              <int>        ..FV.... start filling the whole video (from 0 to 1) (default 1)
  stitch            <int>        ..FV.... stitch boundaries (from 0 to 1) (default 1)

color AVOptions:
  color             <color>      ..FV.... set color (default "black")
  c                 <color>      ..FV.... 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 -1)
  d                 <duration>   ..FV.... set video duration (default -1)
  sar               <rational>   ..FV.... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1)

frei0r_src AVOptions:
  size              <image_size> ..FV.... Dimensions of the generated video. (default "320x240")
  framerate         <video_rate> ..FV.... (default "25")
  filter_name       <string>     ..FV....
  filter_params     <string>     ..FV....

haldclutsrc AVOptions:
  level             <int>        ..FV.... set level (from 2 to 8) (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 -1)
  d                 <duration>   ..FV.... set video duration (default -1)
  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       <int>        ..FV.... set the seed for filling the initial grid randomly (from -1 to UINT32_MAX) (default -1)
  seed              <int>        ..FV.... set the seed for filling the initial grid randomly (from -1 to UINT32_MAX) (default -1)
  stitch            <int>        ..FV.... stitch boundaries (from 0 to 1) (default 1)
  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 1)
     iteration_count              ..FV.... set iteration count mode
     normalized_iteration_count              ..FV.... set normalized iteration count mode
     white                        ..FV.... set white mode
     outz                         ..FV.... set outz mode
  inner             <int>        ..FV.... set inner coloring mode (from 0 to INT_MAX) (default 3)
     black                        ..FV.... set black mode
     period                       ..FV.... set period mode
     convergence                  ..FV.... show time until convergence
     mincol                       ..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 -1)
  d                 <duration>   ..FV.... set video duration (default -1)
  test              <int>        ..FV.... set test to perform (from 0 to INT_MAX) (default 10)
     dc_luma                      ..FV.... 
     dc_chroma                    ..FV.... 
     freq_luma                    ..FV.... 
     freq_chroma                  ..FV.... 
     amp_luma                     ..FV.... 
     amp_chroma                   ..FV.... 
     cbp                          ..FV.... 
     mv                           ..FV.... 
     ring1                        ..FV.... 
     ring2                        ..FV.... 
     all                          ..FV.... 
  t                 <int>        ..FV.... set test to perform (from 0 to INT_MAX) (default 10)
     dc_luma                      ..FV.... 
     dc_chroma                    ..FV.... 
     freq_luma                    ..FV.... 
     freq_chroma                  ..FV.... 
     amp_luma                     ..FV.... 
     amp_chroma                   ..FV.... 
     cbp                          ..FV.... 
     mv                           ..FV.... 
     ring1                        ..FV.... 
     ring2                        ..FV.... 
     all                          ..FV.... 

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 -1)
  d                 <duration>   ..FV.... set video duration (default -1)
  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 -1)
  d                 <duration>   ..FV.... set video duration (default -1)
  sar               <rational>   ..FV.... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1)

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 -1)
  d                 <duration>   ..FV.... set video duration (default -1)
  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 -1)
  d                 <duration>   ..FV.... set video duration (default -1)
  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 -1)
  d                 <duration>   ..FV.... set video duration (default -1)
  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)

avectorscope AVOptions:
  mode              <int>        ..FV.... set mode (from 0 to 1) (default 0)
     lissajous                    ..FV.... 
     lissajous_xy                 ..FV.... 
  m                 <int>        ..FV.... set mode (from 0 to 1) (default 0)
     lissajous                    ..FV.... 
     lissajous_xy                 ..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)
  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)
  zoom              <double>     ..FV.... set zoom factor (from 1 to 10) (default 1)

concat AVOptions:
  n                 <int>        ..FVA... specify the number of segments (from 2 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            <int>        ..FVA... enable unsafe mode (from 0 to INT_MAX) (default 0)

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 1) (default 0)
  mode              <int>        ..FV.... set channel display mode (from 0 to 1) (default 0)
     combined                     ..FV.... combined mode
     separate                     ..FV.... separate mode
  color             <int>        ..FV.... set channel coloring (from 0 to 1) (default 0)
     channel                      ..FV.... separate color for each channel
     intensity                    ..FV.... intensity based coloring
  scale             <int>        ..FV.... set display scale (from 0 to 3) (default 1)
     sqrt                         ..FV.... square root
     cbrt                         ..FV.... cubic root
     log                          ..FV.... logarithmic
     lin                          ..FV.... linear
  saturation        <float>      ..FV.... color saturation multiplier (from -10 to 10) (default 1)
  win_func          <int>        ..FV.... set window function (from 0 to 3) (default 1)
     hann                         ..FV.... Hann window
     hamming                      ..FV.... Hamming window
     blackman                     ..FV.... Blackman window

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 1) (default 0)
     point                        ..FV.... draw a point for each sample
     line                         ..FV.... draw a 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")

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+012) (default 0)
  sp                <double>     ..FVA... set seekpoint (seconds) (from 0 to 9.22337e+012) (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)

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+012) (default 0)
  sp                <double>     ..FVA... set seekpoint (seconds) (from 0 to 9.22337e+012) (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)

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

ffabuffersink AVOptions:
  sample_fmts       <binary>     ..FV.... set the supported sample formats
  sample_rates      <binary>     ..FV.... set the supported sample rates
  channel_layouts   <binary>     ..FV.... set the supported channel layouts
  channel_counts    <binary>     ..FV.... set the supported channel counts
  all_channel_counts <int>        ..FV.... accept all channel counts (from 0 to 1) (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)
  time_base_num     <int>        ..FV.... deprecated, do not use (from 0 to INT_MAX) (default 0)
  time_base_den     <int>        ..FV.... deprecated, do not use (from 0 to INT_MAX) (default 0)
  sar_num           <int>        ..FV.... deprecated, do not use (from 0 to INT_MAX) (default 0)
  sar_den           <int>        ..FV.... deprecated, do not use (from 0 to INT_MAX) (default 0)
  sar               <rational>   ..FV.... sample aspect ratio (from 0 to DBL_MAX) (default 1/1)
  pixel_aspect      <rational>   ..FV.... sample aspect ratio (from 0 to DBL_MAX) (default 1/1)
  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>     ..FV.... set the supported sample formats
  sample_rates      <binary>     ..FV.... set the supported sample rates
  channel_layouts   <binary>     ..FV.... set the supported channel layouts
  channel_counts    <binary>     ..FV.... set the supported channel counts
  all_channel_counts <int>        ..FV.... accept all channel counts (from 0 to 1) (default 0)

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


While playing:
q, ESC              quit
f                   toggle full screen
p, SPC              pause
a                   cycle audio channel in the current program
v                   cycle video channel
t                   cycle subtitle channel in the current program
c                   cycle program
w                   show audio waves
s                   activate frame-step mode
left/right          seek backward/forward 10 seconds
down/up             seek backward/forward 1 minute
page down/page up   seek backward/forward 10 minutes
mouse click         seek to percentage in file corresponding to fraction of width
