ffplay version 3.3.3-4 Copyright (c) 2003-2017 the FFmpeg developers built with gcc 7 (Ubuntu 7.2.0-4ubuntu1) configuration: --prefix=/usr --extra-version=4 --toolchain=hardened --libdir=/usr/lib/x86_64-linux-gnu --incdir=/usr/include/x86_64-linux-gnu --enable-gpl --disable-stripping --enable-avresample --enable-avisynth --enable-gnutls --enable-ladspa --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libcdio --enable-libflite --enable-libfontconfig --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm --enable-libmp3lame --enable-libopenjpeg --enable-libopenmpt --enable-libopus --enable-libpulse --enable-librubberband --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libssh --enable-libtheora --enable-libtwolame --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx265 --enable-libxvid --enable-libzmq --enable-libzvbi --enable-omx --enable-openal --enable-opengl --enable-sdl2 --enable-libdc1394 --enable-libiec61883 --enable-chromaprint --enable-frei0r --enable-libopencv --enable-libx264 --enable-shared libavutil 55. 58.100 / 55. 58.100 libavcodec 57. 89.100 / 57. 89.100 libavformat 57. 71.100 / 57. 71.100 libavdevice 57. 6.100 / 57. 6.100 libavfilter 6. 82.100 / 6. 82.100 libavresample 3. 5. 0 / 3. 5. 0 libswscale 4. 6.100 / 4. 6.100 libswresample 2. 7.100 / 2. 7.100 libpostproc 54. 5.100 / 54. 5.100

ffplay version 3.3.3-4 Copyright (c) 2003-2017 the FFmpeg developers built with gcc 7 (Ubuntu 7.2.0-4ubuntu1) configuration: --prefix=/usr --extra-version=4 --toolchain=hardened --libdir=/usr/lib/x86_64-linux-gnu --incdir=/usr/include/x86_64-linux-gnu --enable-gpl --disable-stripping --enable-avresample --enable-avisynth --enable-gnutls --enable-ladspa --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libcdio --enable-libflite --enable-libfontconfig --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm --enable-libmp3lame --enable-libopenjpeg --enable-libopenmpt --enable-libopus --enable-libpulse --enable-librubberband --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libssh --enable-libtheora --enable-libtwolame --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx265 --enable-libxvid --enable-libzmq --enable-libzvbi --enable-omx --enable-openal --enable-opengl --enable-sdl2 --enable-libdc1394 --enable-libiec61883 --enable-chromaprint --enable-frei0r --enable-libopencv --enable-libx264 --enable-shared WARNING: library configuration mismatch avcodec configuration: --prefix=/usr --extra-version=4 --toolchain=hardened --libdir=/usr/lib/x86_64-linux-gnu --incdir=/usr/include/x86_64-linux-gnu --enable-gpl --disable-stripping --enable-avresample --enable-avisynth --enable-gnutls --enable-ladspa --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libcdio --enable-libflite --enable-libfontconfig --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm --enable-libmp3lame --enable-libopenjpeg --enable-libopenmpt --enable-libopus --enable-libpulse --enable-librubberband --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libssh --enable-libtheora --enable-libtwolame --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx265 --enable-libxvid --enable-libzmq --enable-libzvbi --enable-omx --enable-openal --enable-opengl --enable-sdl2 --enable-libdc1394 --enable-libiec61883 --enable-chromaprint --enable-frei0r --enable-libopencv --enable-libx264 --enable-shared --enable-version3 --disable-doc --disable-programs --enable-libopencore_amrnb --enable-libopencore_amrwb --enable-libtesseract --enable-libvo_amrwbenc --enable-netcdf libavutil 55. 58.100 / 55. 58.100 libavcodec 57. 89.100 / 57. 89.100 libavformat 57. 71.100 / 57. 71.100 libavdevice 57. 6.100 / 57. 6.100 libavfilter 6. 82.100 / 6. 82.100 libavresample 3. 5. 0 / 3. 5. 0 libswscale 4. 6.100 / 4. 6.100 libswresample 2. 7.100 / 2. 7.100 libpostproc 54. 5.100 / 54. 5.100 Simple media player usage: ffplay [options] input_file Main options: -L show license -h topic show help -? topic show help -help topic show help --help topic show help -version show version -buildconf show build configuration -formats show available formats -muxers show available muxers -demuxers show available demuxers -devices show available devices -codecs show available codecs -decoders show available decoders -encoders show available encoders -bsfs show available bit stream filters -protocols show available protocols -filters show available filters -pix_fmts show available pixel formats -layouts show standard channel layouts -sample_fmts show available audio sample formats -colors show available color names -loglevel loglevel set logging level -v loglevel set logging level -report generate a report -max_alloc bytes set maximum size of a single allocated block -sources device list sources of the input device -sinks device list sinks of the output device -x width force displayed width -y height force displayed height -s size set frame size (WxH or abbreviation) -fs force full screen -an disable audio -vn disable video -sn disable subtitling -ss pos seek to a given position in seconds -t duration play "duration" seconds of audio/video -bytes val seek by bytes 0=off 1=on -1=auto -nodisp disable graphical display -noborder borderless window -volume volume set startup volume 0=min 100=max -f fmt force format -window_title window title set window title -af filter_graph set audio filters -showmode mode select show mode (0 = video, 1 = waves, 2 = RDFT) -i input_file read specified file -codec decoder_name force decoder -autorotate automatically rotate video Advanced options: -cpuflags flags force specific cpu flags -hide_banner hide_banner do not show program banner -ast stream_specifier select desired audio stream -vst stream_specifier select desired video stream -sst stream_specifier select desired subtitle stream -pix_fmt format set pixel format -stats show status -fast non spec compliant optimizations -genpts generate pts -drp let decoder reorder pts 0=off 1=on -1=auto -lowres -sync type set audio-video sync. type (type=audio/video/ext) -autoexit exit at the end -exitonkeydown exit on key down -exitonmousedown exit on mouse down -loop loop count set number of times the playback shall be looped -framedrop drop frames when cpu is too slow -infbuf don't limit the input buffer size (useful with realtime streams) -vf filter_graph set video filters -rdftspeed msecs rdft speed -default generic catch all option -acodec decoder_name force audio decoder -scodec decoder_name force subtitle decoder -vcodec decoder_name force video decoder AVCodecContext AVOptions: -flags <flags> ED.VAS.. (default 0) unaligned .D.V.... allow decoders to produce unaligned output gray ED.V.... only decode/encode grayscale truncated .D.V.... Input bitstream might be randomly truncated low_delay ED.V.... force low delay bitexact ED.VAS.. use only bitexact functions (except (I)DCT) output_corrupt .D.V.... Output even potentially corrupted frames -ar <int> ED..A... set audio sampling rate (in Hz) (from 0 to INT_MAX) (default 0) -ac <int> ED..A... set number of audio channels (from 0 to INT_MAX) (default 0) -bug <flags> .D.V.... work around not autodetected encoder bugs (default autodetect) autodetect .D.V.... 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 iedge .D.V.... -strict <int> ED.VA... how strictly to follow the standards (from INT_MIN to INT_MAX) (default normal) very ED.VA... strictly conform to a older more strict version of the spec or reference software strict ED.VA... strictly conform to all the things in the spec no matter what the consequences normal ED.VA... unofficial ED.VA... allow unofficial extensions experimental ED.VA... 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 ignore_err .D.VA... ignore errors 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 auto) 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.... xvid ED.V.... xvidmmx ED.V.... deprecated, for compatibility only faani ED.V.... floating point AAN IDCT simpleauto ED.V.... -ec <flags> .D.V.... set error concealment strategy (default guess_mvs+deblock) guess_mvs .D.V.... iterative motion vector (MV) search (slow) deblock .D.V.... use strong deblock filter for damaged MBs favor_inter .D.V.... favor predicting from the previous frame -debug <flags> ED.VAS.. print specific debug info (default 0) pict .D.V.... picture info bitstream .D.V.... mb_type .D.V.... macroblock (MB) type qp .D.V.... per-block quantization parameter (QP) mv .D.V.... motion vector dct_coeff .D.V.... green_metadata .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 nomc .D.VA... skip motion compensation -vismv <flags> .D.V.... visualize motion vectors (MVs) (deprecated) (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 export_mvs .D.V.... export motion vectors through frame side data skip_manual .D.V.... do not skip samples and export skip information as frame side data ass_ro_flush_noop .D...S.. do not reset ASS ReadOrder field on flush -threads <int> ED.VA... set the number of threads (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 default) 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 nointra .D.V.... discard all frames except I frames 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 default) 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 nointra .D.V.... discard all frames except I frames all .D.V.... discard all frames -skip_frame <int> .D.V.... skip decoding for the selected frames (from INT_MIN to INT_MAX) (default default) none .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 nointra .D.V.... discard all frames except I frames all .D.V.... discard all frames -channel_layout <uint64> ED..A... (from 0 to 1.84467e+19) (default 0) -request_channel_layout <uint64> .D..A... (from 0 to 1.84467e+19) (default 0) -ticks_per_frame <int> ED.VA... (from 1 to INT_MAX) (default 1) -color_primaries <int> ED.V.... color primaries (from 1 to 22) (default unknown) bt709 ED.V.... BT.709 unknown ED.V.... Unspecified bt470m ED.V.... BT.470 M bt470bg ED.V.... BT.470 BG smpte170m ED.V.... SMPTE 170 M smpte240m ED.V.... SMPTE 240 M film ED.V.... Film bt2020 ED.V.... BT.2020 smpte428 ED.V.... SMPTE 428-1 smpte428_1 ED.V.... SMPTE 428-1 smpte431 ED.V.... SMPTE 431-2 smpte432 ED.V.... SMPTE 422-1 jedec-p22 ED.V.... JEDEC P22 unspecified ED.V.... Unspecified -color_trc <int> ED.V.... color transfer characteristics (from 1 to 18) (default unknown) bt709 ED.V.... BT.709 unknown ED.V.... Unspecified gamma22 ED.V.... BT.470 M gamma28 ED.V.... BT.470 BG smpte170m ED.V.... SMPTE 170 M smpte240m ED.V.... SMPTE 240 M linear ED.V.... Linear log100 ED.V.... Log log316 ED.V.... Log square root iec61966-2-4 ED.V.... IEC 61966-2-4 bt1361e ED.V.... BT.1361 iec61966-2-1 ED.V.... IEC 61966-2-1 bt2020-10 ED.V.... BT.2020 - 10 bit bt2020-12 ED.V.... BT.2020 - 12 bit smpte2084 ED.V.... SMPTE 2084 smpte428 ED.V.... SMPTE 428-1 arib-std-b67 ED.V.... ARIB STD-B67 unspecified ED.V.... Unspecified log ED.V.... Log log_sqrt ED.V.... Log square root iec61966_2_4 ED.V.... IEC 61966-2-4 bt1361 ED.V.... BT.1361 iec61966_2_1 ED.V.... IEC 61966-2-1 bt2020_10bit ED.V.... BT.2020 - 10 bit bt2020_12bit ED.V.... BT.2020 - 12 bit smpte428_1 ED.V.... SMPTE 428-1 -colorspace <int> ED.V.... color space (from 0 to 11) (default unknown) rgb ED.V.... RGB bt709 ED.V.... BT.709 unknown ED.V.... Unspecified fcc ED.V.... FCC bt470bg ED.V.... BT.470 BG smpte170m ED.V.... SMPTE 170 M smpte240m ED.V.... SMPTE 240 M ycgco ED.V.... YCGCO bt2020nc ED.V.... BT.2020 NCL bt2020c ED.V.... BT.2020 CL smpte2085 ED.V.... SMPTE 2085 unspecified ED.V.... Unspecified ycocg ED.V.... YCGCO bt2020_ncl ED.V.... BT.2020 NCL bt2020_cl ED.V.... BT.2020 CL -color_range <int> ED.V.... color range (from 0 to 2) (default unknown) unknown ED.V.... Unspecified tv ED.V.... MPEG (219*2^(n-8)) pc ED.V.... JPEG (2^n-1) unspecified ED.V.... Unspecified mpeg ED.V.... MPEG (219*2^(n-8)) jpeg ED.V.... JPEG (2^n-1) -chroma_sample_location <int> ED.V.... chroma sample location (from 0 to 6) (default unknown) unknown ED.V.... Unspecified left ED.V.... Left center ED.V.... Center topleft ED.V.... Top-left top ED.V.... Top bottomleft ED.V.... Bottom-left bottom ED.V.... Bottom unspecified ED.V.... Unspecified -thread_type <flags> ED.VA... select multithreading type (default slice+frame) slice ED.V.... frame ED.V.... -request_sample_fmt <sample_fmt> .D..A... sample format audio decoders should prefer (default none) -sub_charenc <string> .D...S.. set input text subtitles character encoding -sub_charenc_mode <flags> .D...S.. set input text subtitles character encoding mode (default 0) do_nothing .D...S.. auto .D...S.. pre_decoder .D...S.. -sub_text_format <int> .D...S.. set decoded text subtitle format (from 0 to 1) (default ass_with_timings) ass .D...S.. ass_with_timings .D...S.. -refcounted_frames <boolean> .D.VA... (default false) -skip_alpha <boolean> .D.V.... Skip processing alpha (default false) -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.... -dump_separator <string> ED.VAS.. set information dump field separator -codec_whitelist <string> .D.VAS.. List of decoders that are allowed to be used -max_pixels <int64> ED.VAS.. Maximum number of pixels (from 0 to INT_MAX) (default INT_MAX) amv encoder AVOptions: APNG encoder AVOptions: cinepak AVOptions: cljr encoder AVOptions: dnxhd AVOptions: EXR AVOptions: -layer <string> .D.V.... Set the decoding layer (default "") -gamma <float> .D.V.... Set the float gamma value when decoding (from 0.001 to FLT_MAX) (default 1) -apply_trc <int> .D.V.... color transfer characteristics to apply to EXR linear input (from 1 to 18) (default gamma) bt709 .D.V.... BT.709 gamma .D.V.... gamma gamma22 .D.V.... BT.470 M gamma28 .D.V.... BT.470 BG smpte170m .D.V.... SMPTE 170 M smpte240m .D.V.... SMPTE 240 M linear .D.V.... Linear log .D.V.... Log log_sqrt .D.V.... Log square root iec61966_2_4 .D.V.... IEC 61966-2-4 bt1361 .D.V.... BT.1361 iec61966_2_1 .D.V.... IEC 61966-2-1 bt2020_10bit .D.V.... BT.2020 - 10 bit bt2020_12bit .D.V.... BT.2020 - 12 bit smpte2084 .D.V.... SMPTE ST 2084 smpte428_1 .D.V.... SMPTE ST 428-1 ffv1 encoder AVOptions: ffvhuff AVOptions: FIC encoder AVOptions: -skip_cursor <boolean> .D.V.... skip the cursor (default false) flv encoder AVOptions: frwu Decoder AVOptions: -change_field_order <boolean> .D.V.... Change field order (default false) 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+07) h261 encoder AVOptions: H.263 encoder AVOptions: H.263p encoder AVOptions: H264 Decoder AVOptions: -enable_er <boolean> .D.V.... Enable error resilience on damaged frames (unsafe) (default auto) h264_crystalhd AVOptions: -crystalhd_downscale_width <int> .D.V.... Turn on downscaling to the specified width (from 0 to UINT32_MAX) (default 0) H264 VDPAU Decoder AVOptions: -enable_er <boolean> .D.V.... Enable error resilience on damaged frames (unsafe) (default auto) Hap encoder AVOptions: HEVC decoder AVOptions: -apply_defdispwin <boolean> .D.V.... Apply default display window from VUI (default false) -strict-displaywin <boolean> .D.V.... stricly apply default display window size (default false) huffyuv AVOptions: jpeg 2000 encoder AVOptions: jpeg2000 AVOptions: -lowres <int> .D.V.... Lower the decoding resolution by a power of two (from 0 to 33) (default 0) jpegls AVOptions: ljpeg AVOptions: mjpeg encoder AVOptions: MJPEG decoder AVOptions: -extern_huff <boolean> .D.V.... Use external huffman table. (default false) mpeg1video encoder AVOptions: mpeg2video encoder AVOptions: MPEG4 encoder AVOptions: MPEG4 Video Decoder AVOptions: mpeg4_crystalhd AVOptions: -crystalhd_downscale_width <int> .D.V.... Turn on downscaling to the specified width (from 0 to UINT32_MAX) (default 0) MPEG4 Video VDPAU Decoder AVOptions: mpeg2_crystalhd AVOptions: -crystalhd_downscale_width <int> .D.V.... Turn on downscaling to the specified width (from 0 to UINT32_MAX) (default 0) msmpeg4v2 encoder AVOptions: msmpeg4v3 encoder AVOptions: msmpeg4_crystalhd AVOptions: -crystalhd_downscale_width <int> .D.V.... Turn on downscaling to the specified width (from 0 to UINT32_MAX) (default 0) PNG encoder AVOptions: ProRes encoder AVOptions: rawdec AVOptions: -top <boolean> .D.V.... top field first (default auto) RoQ AVOptions: rv10 encoder AVOptions: rv20 encoder AVOptions: SMPTE 302M Decoder AVOptions: -non_pcm_mode <int> .D.V.... Chooses what to do with NON-PCM (from 0 to 3) (default decode_drop) copy .D.V.... Pass NON-PCM through unchanged drop .D.V.... Drop NON-PCM decode_copy .D.V.... Decode if possible else passthrough decode_drop .D.V.... Decode if possible else drop sgi AVOptions: snow encoder AVOptions: sunrast AVOptions: svq1enc AVOptions: targa AVOptions: TIFF encoder AVOptions: utvideo AVOptions: V210 Decoder AVOptions: -custom_stride <int> .D.V.... Custom V210 stride (from INT_MIN to INT_MAX) (default 0) vc1_crystalhd AVOptions: -crystalhd_downscale_width <int> .D.V.... Turn on downscaling to the specified width (from 0 to UINT32_MAX) (default 0) SMPTE VC-2 encoder AVOptions: wmv1 encoder AVOptions: wmv2 encoder AVOptions: wmv3_crystalhd AVOptions: -crystalhd_downscale_width <int> .D.V.... Turn on downscaling to the specified width (from 0 to UINT32_MAX) (default 0) 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 auto) 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: -cons_noisegen <boolean> .D..A... enable consistent noise generation (default false) -drc_scale <float> .D..A... percentage of dynamic range compression to apply (from 0 to 6) (default 1) -heavy_compr <boolean> .D..A... enable heavy dynamic range compression (default false) -target_level <int> .D..A... target level in -dBFS (0 not applied) (from -31 to 0) (default 0) Fixed-Point AC-3 Encoder AVOptions: Fixed-Point AC-3 Decoder AVOptions: -cons_noisegen <boolean> .D..A... enable consistent noise generation (default false) -drc_scale <float> .D..A... percentage of dynamic range compression to apply (from 0 to 6) (default 1) -heavy_compr <boolean> .D..A... enable heavy dynamic range compression (default false) alacenc AVOptions: alac AVOptions: -extra_bits_bug <boolean> .D..A... Force non-standard decoding process (default false) APE decoder AVOptions: -max_samples <int> .D..A... maximum number of samples decoded per call (from 1 to INT_MAX) (default 4608) all .D..A... no maximum. decode all samples for each packet at once DCA decoder AVOptions: -core_only <boolean> .D..A... Decode core only without extensions (default false) E-AC-3 Encoder AVOptions: E-AC3 decoder AVOptions: -cons_noisegen <boolean> .D..A... enable consistent noise generation (default false) -drc_scale <float> .D..A... percentage of dynamic range compression to apply (from 0 to 6) (default 1) -heavy_compr <boolean> .D..A... enable heavy dynamic range compression (default false) -target_level <int> .D..A... target level in -dBFS (0 not applied) (from -31 to 0) (default 0) evrc AVOptions: -postfilter <boolean> .D..A... enable postfilter (default true) FLAC encoder AVOptions: FLAC decoder AVOptions: -use_buggy_lpc <boolean> .D..A... emulate old buggy lavc behavior (default false) G.723.1 decoder AVOptions: -postfilter <boolean> .D..A... enable postfilter (default true) Opus encoder AVOptions: 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: Closed caption Decoder AVOptions: -real_time <boolean> .D...S.. emit subtitle events as they are decoded for real-time display (default false) DVB Sub Decoder AVOptions: -compute_edt <boolean> .D...S.. compute end of time using pts or timeout (default false) -compute_clut <boolean> .D...S.. compute clut when not available(-1) or always(1) or never(0) (default auto) -dvb_substream <int> .D...S.. (from -1 to 63) (default -1) VOBSUB subtitle encoder AVOptions: dvdsubdec AVOptions: -palette <string> .D...S.. set the global palette -ifo_palette <string> .D...S.. obtain the global palette from .IFO file -forced_subs_only <boolean> .D...S.. Only show forced subtitles (default false) PGS subtitle decoder AVOptions: -forced_subs_only <boolean> .D...S.. Only show forced subtitles (default false) pjs decoder AVOptions: -keep_ass_markup <boolean> .D...S.. Set if ASS tags must be escaped (default false) stl decoder AVOptions: -keep_ass_markup <boolean> .D...S.. Set if ASS tags must be escaped (default false) subviewer1 decoder AVOptions: -keep_ass_markup <boolean> .D...S.. Set if ASS tags must be escaped (default false) text decoder AVOptions: -keep_ass_markup <boolean> .D...S.. Set if ASS tags must be escaped (default false) vplayer decoder AVOptions: -keep_ass_markup <boolean> .D...S.. Set if ASS tags must be escaped (default false) 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: libwebp_anim AVOptions: libwebp AVOptions: libx264 AVOptions: libx264rgb AVOptions: libx265 AVOptions: libxvid AVOptions: libzvbi_teletextdec AVOptions: -txt_page <string> .D...S.. list of teletext page numbers to decode, * is all (default "*") -txt_chop_top <int> .D...S.. discards the top teletext line (from 0 to 1) (default 1) -txt_format <int> .D...S.. format of the subtitles (bitmap or text) (from 0 to 1) (default bitmap) bitmap .D...S.. text .D...S.. -txt_left <int> .D...S.. x offset of generated bitmaps (from 0 to 65535) (default 0) -txt_top <int> .D...S.. y offset of generated bitmaps (from 0 to 65535) (default 0) -txt_chop_spaces <int> .D...S.. chops leading and trailing spaces from text (from 0 to 1) (default 1) -txt_duration <int> .D...S.. display duration of teletext pages in msecs (from 0 to 8.64e+07) (default 30000) -txt_transparent <int> .D...S.. force transparent background of the teletext (from 0 to 1) (default 0) -txt_opacity <int> .D...S.. set opacity of the transparent background (from -1 to 255) (default -1) h264_cuvid AVOptions: -deint <int> .D.V.... Set deinterlacing mode (from 0 to 2) (default weave) weave .D.V.... Weave deinterlacing (do nothing) bob .D.V.... Bob deinterlacing adaptive .D.V.... Adaptive deinterlacing -gpu <string> .D.V.... GPU to be used for decoding -surfaces <int> .D.V.... Maximum surfaces to be used for decoding (from 0 to INT_MAX) (default 25) -drop_second_field <boolean> .D.V.... Drop second field when deinterlacing (default false) -crop <string> .D.V.... Crop (top)x(bottom)x(left)x(right) -resize <string> .D.V.... Resize (width)x(height) h264_nvenc AVOptions: h264_omx AVOptions: -omx_libname <string> ED.V.... OpenMAX library name -omx_libprefix <string> ED.V.... OpenMAX library prefix h264_vaapi AVOptions: nvenc AVOptions: nvenc_h264 AVOptions: nvenc_hevc AVOptions: hevc_cuvid AVOptions: -deint <int> .D.V.... Set deinterlacing mode (from 0 to 2) (default weave) weave .D.V.... Weave deinterlacing (do nothing) bob .D.V.... Bob deinterlacing adaptive .D.V.... Adaptive deinterlacing -gpu <string> .D.V.... GPU to be used for decoding -surfaces <int> .D.V.... Maximum surfaces to be used for decoding (from 0 to INT_MAX) (default 25) -drop_second_field <boolean> .D.V.... Drop second field when deinterlacing (default false) -crop <string> .D.V.... Crop (top)x(bottom)x(left)x(right) -resize <string> .D.V.... Resize (width)x(height) hevc_nvenc AVOptions: h265_vaapi AVOptions: mjpeg_cuvid AVOptions: -deint <int> .D.V.... Set deinterlacing mode (from 0 to 2) (default weave) weave .D.V.... Weave deinterlacing (do nothing) bob .D.V.... Bob deinterlacing adaptive .D.V.... Adaptive deinterlacing -gpu <string> .D.V.... GPU to be used for decoding -surfaces <int> .D.V.... Maximum surfaces to be used for decoding (from 0 to INT_MAX) (default 25) -drop_second_field <boolean> .D.V.... Drop second field when deinterlacing (default false) -crop <string> .D.V.... Crop (top)x(bottom)x(left)x(right) -resize <string> .D.V.... Resize (width)x(height) mpeg1_cuvid AVOptions: -deint <int> .D.V.... Set deinterlacing mode (from 0 to 2) (default weave) weave .D.V.... Weave deinterlacing (do nothing) bob .D.V.... Bob deinterlacing adaptive .D.V.... Adaptive deinterlacing -gpu <string> .D.V.... GPU to be used for decoding -surfaces <int> .D.V.... Maximum surfaces to be used for decoding (from 0 to INT_MAX) (default 25) -drop_second_field <boolean> .D.V.... Drop second field when deinterlacing (default false) -crop <string> .D.V.... Crop (top)x(bottom)x(left)x(right) -resize <string> .D.V.... Resize (width)x(height) mpeg2_cuvid AVOptions: -deint <int> .D.V.... Set deinterlacing mode (from 0 to 2) (default weave) weave .D.V.... Weave deinterlacing (do nothing) bob .D.V.... Bob deinterlacing adaptive .D.V.... Adaptive deinterlacing -gpu <string> .D.V.... GPU to be used for decoding -surfaces <int> .D.V.... Maximum surfaces to be used for decoding (from 0 to INT_MAX) (default 25) -drop_second_field <boolean> .D.V.... Drop second field when deinterlacing (default false) -crop <string> .D.V.... Crop (top)x(bottom)x(left)x(right) -resize <string> .D.V.... Resize (width)x(height) mpeg4_cuvid AVOptions: -deint <int> .D.V.... Set deinterlacing mode (from 0 to 2) (default weave) weave .D.V.... Weave deinterlacing (do nothing) bob .D.V.... Bob deinterlacing adaptive .D.V.... Adaptive deinterlacing -gpu <string> .D.V.... GPU to be used for decoding -surfaces <int> .D.V.... Maximum surfaces to be used for decoding (from 0 to INT_MAX) (default 25) -drop_second_field <boolean> .D.V.... Drop second field when deinterlacing (default false) -crop <string> .D.V.... Crop (top)x(bottom)x(left)x(right) -resize <string> .D.V.... Resize (width)x(height) vc1_cuvid AVOptions: -deint <int> .D.V.... Set deinterlacing mode (from 0 to 2) (default weave) weave .D.V.... Weave deinterlacing (do nothing) bob .D.V.... Bob deinterlacing adaptive .D.V.... Adaptive deinterlacing -gpu <string> .D.V.... GPU to be used for decoding -surfaces <int> .D.V.... Maximum surfaces to be used for decoding (from 0 to INT_MAX) (default 25) -drop_second_field <boolean> .D.V.... Drop second field when deinterlacing (default false) -crop <string> .D.V.... Crop (top)x(bottom)x(left)x(right) -resize <string> .D.V.... Resize (width)x(height) vp8_cuvid AVOptions: -deint <int> .D.V.... Set deinterlacing mode (from 0 to 2) (default weave) weave .D.V.... Weave deinterlacing (do nothing) bob .D.V.... Bob deinterlacing adaptive .D.V.... Adaptive deinterlacing -gpu <string> .D.V.... GPU to be used for decoding -surfaces <int> .D.V.... Maximum surfaces to be used for decoding (from 0 to INT_MAX) (default 25) -drop_second_field <boolean> .D.V.... Drop second field when deinterlacing (default false) -crop <string> .D.V.... Crop (top)x(bottom)x(left)x(right) -resize <string> .D.V.... Resize (width)x(height) vp8_vaapi AVOptions: vp9_cuvid AVOptions: -deint <int> .D.V.... Set deinterlacing mode (from 0 to 2) (default weave) weave .D.V.... Weave deinterlacing (do nothing) bob .D.V.... Bob deinterlacing adaptive .D.V.... Adaptive deinterlacing -gpu <string> .D.V.... GPU to be used for decoding -surfaces <int> .D.V.... Maximum surfaces to be used for decoding (from 0 to INT_MAX) (default 25) -drop_second_field <boolean> .D.V.... Drop second field when deinterlacing (default false) -crop <string> .D.V.... Crop (top)x(bottom)x(left)x(right) -resize <string> .D.V.... Resize (width)x(height) AVFormatContext AVOptions: -avioflags <flags> ED...... (default 0) direct ED...... reduce buffering -probesize <int64> .D...... set probing size (from 32 to I64_MAX) (default 5e+06) -formatprobesize <int> .D...... number of bytes to probe file format (from 0 to 2.14748e+09) (default 1.04858e+06) -fflags <flags> ED...... (default flush_packets+autobsf) ignidx .D...... ignore index genpts .D...... generate pts nofillin .D...... do not fill in missing values that can be exactly calculated noparse .D...... disable AVParsers, this needs nofillin too igndts .D...... ignore dts discardcorrupt .D...... discard corrupted frames sortdts .D...... try to interleave outputted packets by dts keepside .D...... don't merge side data fastseek .D...... fast but inaccurate seeks nobuffer .D...... reduce the latency introduced by optional buffering -seek2any <boolean> .D...... allow seeking to non-keyframes on demuxer level when supported (default false) -analyzeduration <int64> .D...... specify how many microseconds are analyzed to probe the input (from 0 to I64_MAX) (default 0) -cryptokey <binary> .D...... decryption key -indexmem <int> .D...... max memory used for timestamp index (per stream) (from 0 to INT_MAX) (default 1.04858e+06) -rtbufsize <int> .D...... max memory used for buffering real-time frames (from 0 to INT_MAX) (default 3.04128e+06) -fdebug <flags> ED...... print specific debug info (default 0) ts ED...... -max_delay <int> ED...... maximum muxing or demuxing delay in microseconds (from -1 to INT_MAX) (default -1) -fpsprobesize <int> .D...... number of frames used to probe fps (from -1 to 2.14748e+09) (default -1) -f_err_detect <flags> .D...... set error detection flags (deprecated; use err_detect, save via avconv) (default crccheck) crccheck .D...... verify embedded CRCs bitstream .D...... detect bitstream specification deviations buffer .D...... detect improper bitstream length explode .D...... abort decoding on minor error detection ignore_err .D...... ignore errors careful .D...... consider things that violate the spec, are fast to check and have not been seen in the wild as errors compliant .D...... consider all spec non compliancies as errors aggressive .D...... consider things that a sane encoder shouldn't do as an error -err_detect <flags> .D...... set error detection flags (default crccheck) crccheck .D...... verify embedded CRCs bitstream .D...... detect bitstream specification deviations buffer .D...... detect improper bitstream length explode .D...... abort decoding on minor error detection ignore_err .D...... ignore errors careful .D...... consider things that violate the spec, are fast to check and have not been seen in the wild as errors compliant .D...... consider all spec non compliancies as errors aggressive .D...... consider things that a sane encoder shouldn't do as an error -use_wallclock_as_timestamps <boolean> .D...... use wallclock as timestamps (default false) -skip_initial_bytes <int64> .D...... set number of bytes to skip before reading header and frames (from 0 to I64_MAX) (default 0) -correct_ts_overflow <boolean> .D...... correct single timestamp overflows (default true) -f_strict <int> ED...... how strictly to follow the standards (deprecated; use strict, save via avconv) (from INT_MIN to INT_MAX) (default normal) very ED...... strictly conform to a older more strict version of the spec or reference software strict ED...... strictly conform to all the things in the spec no matter what the consequences normal ED...... unofficial ED...... allow unofficial extensions experimental ED...... allow non-standardized experimental variants -strict <int> ED...... how strictly to follow the standards (from INT_MIN to INT_MAX) (default normal) very ED...... strictly conform to a older more strict version of the spec or reference software strict ED...... strictly conform to all the things in the spec no matter what the consequences normal ED...... unofficial ED...... allow unofficial extensions experimental ED...... allow non-standardized experimental variants -max_ts_probe <int> .D...... maximum number of packets to read while waiting for the first timestamp (from 0 to INT_MAX) (default 50) -dump_separator <string> ED...... set information dump field separator (default ", ") -codec_whitelist <string> .D...... List of decoders that are allowed to be used -format_whitelist <string> .D...... List of demuxers that are allowed to be used -protocol_whitelist <string> .D...... List of protocols that are allowed to be used -protocol_blacklist <string> .D...... List of protocols that are not allowed to be used -max_streams <int> .D...... maximum number of streams (from 0 to INT_MAX) (default 1000) AVIOContext AVOptions: -protocol_whitelist <string> .D...... List of protocols that are allowed to be used URLContext AVOptions: -protocol_whitelist <string> .D...... List of protocols that are allowed to be used -protocol_blacklist <string> .D...... List of protocols that are not allowed to be used -rw_timeout <int64> ED...... Timeout for IO operations (in microseconds) (from 0 to I64_MAX) (default 0) Async AVOptions: 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) Cache AVOptions: -read_ahead_limit <int> .D...... Amount in bytes that may be read ahead when seeking isn't supported, -1 for unlimited (from -1 to INT_MAX) (default 65536) crypto AVOptions: -key <binary> ED...... AES encryption/decryption key -iv <binary> ED...... AES encryption/decryption initialization vector -decryption_key <binary> .D...... AES decryption key -decryption_iv <binary> .D...... AES decryption initialization vector ffrtmphttp AVOptions: -ffrtmphttp_tls <boolean> .D...... Use a HTTPS tunneling connection (RTMPTS). (default false) file AVOptions: -follow <int> .D...... Follow a file as it is being written (from 0 to 1) (default 0) 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 <boolean> .D...... control seekability of connection (default auto) -http_proxy <string> ED...... set HTTP proxy to tunnel through -headers <string> ED...... set custom HTTP headers, can override built in default headers -content_type <string> ED...... set a specific content type for the POST messages -user_agent <string> .D...... override User-Agent header (default "Lavf/57.71.100") -user-agent <string> .D...... override User-Agent header (default "Lavf/57.71.100") -multiple_requests <boolean> ED...... use persistent connections (default false) -post_data <binary> ED...... set custom HTTP post data -cookies <string> .D...... set cookies to be sent in applicable future requests, use newline delimited Set-Cookie HTTP field value syntax -icy <boolean> .D...... request ICY metadata (default true) -auth_type <int> ED...... HTTP authentication type (from 0 to 1) (default none) none 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) -method <string> ED...... Override the HTTP method or set the expected HTTP method from a client -reconnect <boolean> .D...... auto reconnect after disconnect before EOF (default false) -reconnect_at_eof <boolean> .D...... auto reconnect at EOF (default false) -reconnect_streamed <boolean> .D...... auto reconnect streamed / non seekable streams (default false) -reconnect_delay_max <int> .D...... max reconnect delay in seconds after which to give up (from 0 to 4294) (default 120) -listen <int> ED...... listen on HTTP (from 0 to 2) (default 0) https AVOptions: -seekable <boolean> .D...... control seekability of connection (default auto) -http_proxy <string> ED...... set HTTP proxy to tunnel through -headers <string> ED...... set custom HTTP headers, can override built in default headers -content_type <string> ED...... set a specific content type for the POST messages -user_agent <string> .D...... override User-Agent header (default "Lavf/57.71.100") -user-agent <string> .D...... override User-Agent header (default "Lavf/57.71.100") -multiple_requests <boolean> ED...... use persistent connections (default false) -post_data <binary> ED...... set custom HTTP post data -cookies <string> .D...... set cookies to be sent in applicable future requests, use newline delimited Set-Cookie HTTP field value syntax -icy <boolean> .D...... request ICY metadata (default true) -auth_type <int> ED...... HTTP authentication type (from 0 to 1) (default none) none 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) -method <string> ED...... Override the HTTP method or set the expected HTTP method from a client -reconnect <boolean> .D...... auto reconnect after disconnect before EOF (default false) -reconnect_at_eof <boolean> .D...... auto reconnect at EOF (default false) -reconnect_streamed <boolean> .D...... auto reconnect streamed / non seekable streams (default false) -reconnect_delay_max <int> .D...... max reconnect delay in seconds after which to give up (from 0 to 4294) (default 120) -listen <int> ED...... listen on HTTP (from 0 to 2) (default 0) icecast AVOptions: pipe AVOptions: prompeg AVOptions: rtmp AVOptions: -rtmp_app <string> ED...... Name of application to connect to on the RTMP server -rtmp_buffer <int> ED...... Set buffer time in milliseconds. The default is 3000. (from 0 to INT_MAX) (default 3000) -rtmp_conn <string> ED...... Append arbitrary AMF data to the Connect message -rtmp_flashver <string> ED...... Version of the Flash plugin used to run the SWF player. -rtmp_live <int> .D...... Specify that the media is a live stream. (from INT_MIN to INT_MAX) (default any) any .D...... both live .D...... live stream recorded .D...... recorded stream -rtmp_pageurl <string> .D...... URL of the web page in which the media was embedded. By default no value will be sent. -rtmp_playpath <string> ED...... Stream identifier to play or to publish -rtmp_subscribe <string> .D...... Name of live stream to subscribe to. Defaults to rtmp_playpath. -rtmp_swfhash <binary> .D...... SHA256 hash of the decompressed SWF file (32 bytes). -rtmp_swfsize <int> .D...... Size of the decompressed SWF file, required for SWFVerification. (from 0 to INT_MAX) (default 0) -rtmp_swfurl <string> ED...... URL of the SWF player. By default no value will be sent -rtmp_swfverify <string> .D...... URL to player swf file, compute hash/size automatically. -rtmp_tcurl <string> ED...... URL of the target stream. Defaults to proto://host[:port]/app. -rtmp_listen <int> .D...... Listen for incoming rtmp connections (from INT_MIN to INT_MAX) (default 0) -listen <int> .D...... Listen for incoming rtmp connections (from INT_MIN to INT_MAX) (default 0) -timeout <int> .D...... Maximum timeout (in seconds) to wait for incoming connections. -1 is infinite. Implies -rtmp_listen 1 (from INT_MIN to INT_MAX) (default -1) rtmps AVOptions: -rtmp_app <string> ED...... Name of application to connect to on the RTMP server -rtmp_buffer <int> ED...... Set buffer time in milliseconds. The default is 3000. (from 0 to INT_MAX) (default 3000) -rtmp_conn <string> ED...... Append arbitrary AMF data to the Connect message -rtmp_flashver <string> ED...... Version of the Flash plugin used to run the SWF player. -rtmp_live <int> .D...... Specify that the media is a live stream. (from INT_MIN to INT_MAX) (default any) any .D...... both live .D...... live stream recorded .D...... recorded stream -rtmp_pageurl <string> .D...... URL of the web page in which the media was embedded. By default no value will be sent. -rtmp_playpath <string> ED...... Stream identifier to play or to publish -rtmp_subscribe <string> .D...... Name of live stream to subscribe to. Defaults to rtmp_playpath. -rtmp_swfhash <binary> .D...... SHA256 hash of the decompressed SWF file (32 bytes). -rtmp_swfsize <int> .D...... Size of the decompressed SWF file, required for SWFVerification. (from 0 to INT_MAX) (default 0) -rtmp_swfurl <string> ED...... URL of the SWF player. By default no value will be sent -rtmp_swfverify <string> .D...... URL to player swf file, compute hash/size automatically. -rtmp_tcurl <string> ED...... URL of the target stream. Defaults to proto://host[:port]/app. -rtmp_listen <int> .D...... Listen for incoming rtmp connections (from INT_MIN to INT_MAX) (default 0) -listen <int> .D...... Listen for incoming rtmp connections (from INT_MIN to INT_MAX) (default 0) -timeout <int> .D...... Maximum timeout (in seconds) to wait for incoming connections. -1 is infinite. Implies -rtmp_listen 1 (from INT_MIN to INT_MAX) (default -1) rtmpt AVOptions: -rtmp_app <string> ED...... Name of application to connect to on the RTMP server -rtmp_buffer <int> ED...... Set buffer time in milliseconds. The default is 3000. (from 0 to INT_MAX) (default 3000) -rtmp_conn <string> ED...... Append arbitrary AMF data to the Connect message -rtmp_flashver <string> ED...... Version of the Flash plugin used to run the SWF player. -rtmp_live <int> .D...... Specify that the media is a live stream. (from INT_MIN to INT_MAX) (default any) any .D...... both live .D...... live stream recorded .D...... recorded stream -rtmp_pageurl <string> .D...... URL of the web page in which the media was embedded. By default no value will be sent. -rtmp_playpath <string> ED...... Stream identifier to play or to publish -rtmp_subscribe <string> .D...... Name of live stream to subscribe to. Defaults to rtmp_playpath. -rtmp_swfhash <binary> .D...... SHA256 hash of the decompressed SWF file (32 bytes). -rtmp_swfsize <int> .D...... Size of the decompressed SWF file, required for SWFVerification. (from 0 to INT_MAX) (default 0) -rtmp_swfurl <string> ED...... URL of the SWF player. By default no value will be sent -rtmp_swfverify <string> .D...... URL to player swf file, compute hash/size automatically. -rtmp_tcurl <string> ED...... URL of the target stream. Defaults to proto://host[:port]/app. -rtmp_listen <int> .D...... Listen for incoming rtmp connections (from INT_MIN to INT_MAX) (default 0) -listen <int> .D...... Listen for incoming rtmp connections (from INT_MIN to INT_MAX) (default 0) -timeout <int> .D...... Maximum timeout (in seconds) to wait for incoming connections. -1 is infinite. Implies -rtmp_listen 1 (from INT_MIN to INT_MAX) (default -1) rtmpts AVOptions: -rtmp_app <string> ED...... Name of application to connect to on the RTMP server -rtmp_buffer <int> ED...... Set buffer time in milliseconds. The default is 3000. (from 0 to INT_MAX) (default 3000) -rtmp_conn <string> ED...... Append arbitrary AMF data to the Connect message -rtmp_flashver <string> ED...... Version of the Flash plugin used to run the SWF player. -rtmp_live <int> .D...... Specify that the media is a live stream. (from INT_MIN to INT_MAX) (default any) any .D...... both live .D...... live stream recorded .D...... recorded stream -rtmp_pageurl <string> .D...... URL of the web page in which the media was embedded. By default no value will be sent. -rtmp_playpath <string> ED...... Stream identifier to play or to publish -rtmp_subscribe <string> .D...... Name of live stream to subscribe to. Defaults to rtmp_playpath. -rtmp_swfhash <binary> .D...... SHA256 hash of the decompressed SWF file (32 bytes). -rtmp_swfsize <int> .D...... Size of the decompressed SWF file, required for SWFVerification. (from 0 to INT_MAX) (default 0) -rtmp_swfurl <string> ED...... URL of the SWF player. By default no value will be sent -rtmp_swfverify <string> .D...... URL to player swf file, compute hash/size automatically. -rtmp_tcurl <string> ED...... URL of the target stream. Defaults to proto://host[:port]/app. -rtmp_listen <int> .D...... Listen for incoming rtmp connections (from INT_MIN to INT_MAX) (default 0) -listen <int> .D...... Listen for incoming rtmp connections (from INT_MIN to INT_MAX) (default 0) -timeout <int> .D...... Maximum timeout (in seconds) to wait for incoming connections. -1 is infinite. Implies -rtmp_listen 1 (from INT_MIN to INT_MAX) (default -1) rtp AVOptions: -ttl <int> ED...... Time to live (in milliseconds, multicast only) (from -1 to INT_MAX) (default -1) -buffer_size <int> ED...... Send/Receive buffer size (in bytes) (from -1 to INT_MAX) (default -1) -rtcp_port <int> ED...... Custom rtcp port (from -1 to INT_MAX) (default -1) -local_rtpport <int> ED...... Local rtp port (from -1 to INT_MAX) (default -1) -local_rtcpport <int> ED...... Local rtcp port (from -1 to INT_MAX) (default -1) -connect <boolean> ED...... Connect socket (default false) -write_to_source <boolean> ED...... Send packets to the source address of the latest received packet (default false) -pkt_size <int> ED...... Maximum packet size (from -1 to INT_MAX) (default -1) -dscp <int> ED...... DSCP class (from -1 to INT_MAX) (default -1) -sources <string> ED...... Source list -block <string> ED...... Block list sctp AVOptions: -listen <boolean> ED...... Listen for incoming connections (default false) -timeout <int> ED...... Connection timeout (in milliseconds) (from INT_MIN to INT_MAX) (default 10000) -listen_timeout <int> ED...... Bind timeout (in milliseconds) (from INT_MIN to INT_MAX) (default -1) -max_streams <int> ED...... Max stream to allocate (from 0 to 32767) (default 0) srtp AVOptions: -srtp_in_suite <string> .D...... -srtp_in_params <string> .D...... subfile AVOptions: -start <int64> .D...... start offset (from 0 to I64_MAX) (default 0) -end <int64> .D...... end offset (from 0 to I64_MAX) (default 0) tee AVOptions: tcp AVOptions: -listen <int> ED...... Listen for incoming connections (from 0 to 2) (default 0) -timeout <int> ED...... set timeout (in microseconds) of socket I/O operations (from -1 to INT_MAX) (default -1) -listen_timeout <int> ED...... Connection awaiting timeout (in milliseconds) (from -1 to INT_MAX) (default -1) -send_buffer_size <int> ED...... Socket send buffer size (in bytes) (from -1 to INT_MAX) (default -1) -recv_buffer_size <int> ED...... Socket receive buffer size (in bytes) (from -1 to INT_MAX) (default -1) tls AVOptions: -ca_file <string> ED...... Certificate Authority database file -cafile <string> ED...... Certificate Authority database file -tls_verify <int> ED...... Verify the peer certificate (from 0 to 1) (default 0) -cert_file <string> ED...... Certificate file -key_file <string> ED...... Private key file -listen <int> ED...... Listen for incoming connections (from 0 to 1) (default 0) -verifyhost <string> ED...... Verify against a specific hostname udp AVOptions: -buffer_size <int> ED...... System data size (in bytes) (from -1 to INT_MAX) (default -1) -localport <int> ED...... Local port (from -1 to INT_MAX) (default -1) -local_port <int> ED...... Local port (from -1 to INT_MAX) (default -1) -localaddr <string> ED...... Local address -udplite_coverage <int> ED...... choose UDPLite head size which should be validated by checksum (from 0 to INT_MAX) (default 0) -pkt_size <int> ED...... Maximum UDP packet size (from -1 to INT_MAX) (default 1472) -reuse <boolean> ED...... explicitly allow reusing UDP sockets (default auto) -reuse_socket <boolean> ED...... explicitly allow reusing UDP sockets (default auto) -connect <boolean> ED...... set if connect() should be called on socket (default false) -fifo_size <int> .D...... set the UDP receiving circular buffer size, expressed as a number of packets with size of 188 bytes (from 0 to INT_MAX) (default 28672) -overrun_nonfatal <boolean> .D...... survive in case of UDP receiving circular buffer overrun (default false) -timeout <int> .D...... set raise error timeout (only in read mode) (from 0 to INT_MAX) (default 0) -sources <string> ED...... Source list -block <string> ED...... Block list udplite AVOptions: -buffer_size <int> ED...... System data size (in bytes) (from -1 to INT_MAX) (default -1) -localport <int> ED...... Local port (from -1 to INT_MAX) (default -1) -local_port <int> ED...... Local port (from -1 to INT_MAX) (default -1) -localaddr <string> ED...... Local address -udplite_coverage <int> ED...... choose UDPLite head size which should be validated by checksum (from 0 to INT_MAX) (default 0) -pkt_size <int> ED...... Maximum UDP packet size (from -1 to INT_MAX) (default 1472) -reuse <boolean> ED...... explicitly allow reusing UDP sockets (default auto) -reuse_socket <boolean> ED...... explicitly allow reusing UDP sockets (default auto) -connect <boolean> ED...... set if connect() should be called on socket (default false) -fifo_size <int> .D...... set the UDP receiving circular buffer size, expressed as a number of packets with size of 188 bytes (from 0 to INT_MAX) (default 28672) -overrun_nonfatal <boolean> .D...... survive in case of UDP receiving circular buffer overrun (default false) -timeout <int> .D...... set raise error timeout (only in read mode) (from 0 to INT_MAX) (default 0) -sources <string> ED...... Source list -block <string> ED...... Block list unix AVOptions: -listen <boolean> ED...... Open socket for listening (default false) -timeout <int> ED...... Timeout in ms (from -1 to INT_MAX) (default -1) -type <int> ED...... Socket type (from INT_MIN to INT_MAX) (default stream) stream ED...... Stream (reliable stream-oriented) datagram ED...... Datagram (unreliable packet-oriented) seqpacket ED...... Seqpacket (reliable packet-oriented libssh AVOptions: -timeout <int> ED...... set timeout of socket I/O operations (from -1 to INT_MAX) (default -1) -private_key <string> ED...... set path to private key ALSA demuxer AVOptions: -sample_rate <int> .D...... (from 1 to INT_MAX) (default 48000) -channels <int> .D...... (from 1 to INT_MAX) (default 2) DV1394 indev AVOptions: -standard <int> .D...... (from 0 to 1) (default NTSC) PAL .D...... NTSC .D...... -channel <int> .D...... (from 0 to INT_MAX) (default 63) fbdev indev AVOptions: -framerate <video_rate> .D...... (default "25") iec61883 indev AVOptions: -dvtype <int> .D...... override autodetection of DV/HDV (from 0 to 2) (default auto) auto .D...... auto detect DV/HDV dv .D...... force device being treated as DV device hdv .D...... force device being treated as HDV device -dvbuffer <int> .D...... set queue buffer size (in packets) (from 0 to INT_MAX) (default 0) -dvguid <string> .D...... select one of multiple DV devices by its GUID JACK indev AVOptions: -channels <int> .D...... Number of audio channels. (from 1 to INT_MAX) (default 2) lavfi indev AVOptions: -graph <string> .D...... set libavfilter graph -graph_file <string> .D...... set libavfilter graph filename -dumpgraph <string> .D...... dump graph to stderr openal AVOptions: -channels <int> .D...... set number of channels (from 1 to 2) (default 2) -sample_rate <int> .D...... set sample rate (from 1 to 192000) (default 44100) -sample_size <int> .D...... set sample size (from 8 to 16) (default 16) -list_devices <int> .D...... list available devices (from 0 to 1) (default false) true .D...... false .D...... OSS demuxer AVOptions: -sample_rate <int> .D...... (from 1 to INT_MAX) (default 48000) -channels <int> .D...... (from 1 to INT_MAX) (default 2) Pulse demuxer AVOptions: -server <string> .D...... set PulseAudio server -name <string> .D...... set application name (default "Lavf57.71.100") -stream_name <string> .D...... set stream description (default "record") -sample_rate <int> .D...... set sample rate in Hz (from 1 to INT_MAX) (default 48000) -channels <int> .D...... set number of audio channels (from 1 to INT_MAX) (default 2) -frame_size <int> .D...... set number of bytes per frame (from 1 to INT_MAX) (default 1024) -fragment_size <int> .D...... set buffering size, affects latency and cpu usage (from -1 to INT_MAX) (default -1) -wallclock <int> .D...... set the initial pts using the current time (from -1 to 1) (default 1) sndio indev AVOptions: -sample_rate <int> .D...... (from 1 to INT_MAX) (default 48000) -channels <int> .D...... (from 1 to INT_MAX) (default 2) V4L2 indev AVOptions: -standard <string> .D...... set TV standard, used only by analog frame grabber -channel <int> .D...... set TV channel, used only by frame grabber (from -1 to INT_MAX) (default -1) -video_size <image_size> .D...... set frame size -pixel_format <string> .D...... set preferred pixel format -input_format <string> .D...... set preferred pixel format (for raw video) or codec name -framerate <string> .D...... set frame rate -list_formats <int> .D...... list available formats and exit (from 0 to INT_MAX) (default 0) all .D...... show all available formats raw .D...... show only non-compressed formats compressed .D...... show only compressed formats -list_standards <int> .D...... list supported standards and exit (from 0 to 1) (default 0) all .D...... show all supported standards -timestamps <int> .D...... set type of timestamps for grabbed frames (from 0 to 2) (default default) default .D...... use timestamps from the kernel abs .D...... use absolute timestamps (wall clock) mono2abs .D...... force conversion from monotonic to absolute timestamps -ts <int> .D...... set type of timestamps for grabbed frames (from 0 to 2) (default default) default .D...... use timestamps from the kernel abs .D...... use absolute timestamps (wall clock) mono2abs .D...... force conversion from monotonic to absolute timestamps -use_libv4l2 <boolean> .D...... use libv4l2 (v4l-utils) conversion functions (default false) xcbgrab indev AVOptions: -x <int> .D...... Initial x coordinate. (from 0 to INT_MAX) (default 0) -y <int> .D...... Initial y coordinate. (from 0 to INT_MAX) (default 0) -grab_x <int> .D...... Initial x coordinate. (from 0 to INT_MAX) (default 0) -grab_y <int> .D...... Initial y coordinate. (from 0 to INT_MAX) (default 0) -video_size <string> .D...... A string describing frame size, such as 640x480 or hd720. (default "vga") -framerate <string> .D...... (default "ntsc") -draw_mouse <int> .D...... Draw the mouse pointer. (from 0 to 1) (default 1) -follow_mouse <int> .D...... Move the grabbing region when the mouse pointer reaches within specified amount of pixels to the edge of region. (from -1 to INT_MAX) (default 0) centered .D...... Keep the mouse pointer at the center of grabbing region when following. -show_region <int> .D...... Show the grabbing region. (from 0 to 1) (default 0) -region_border <int> .D...... Set the region border thickness. (from 1 to 128) (default 3) libcdio indev AVOptions: -speed <int> .D...... set drive reading speed (from 0 to INT_MAX) (default 0) -paranoia_mode <flags> .D...... set error recovery mode (default 0) disable .D...... apply no fixups verify .D...... verify data integrity in overlap area overlap .D...... perform overlapped reads neverskip .D...... do not skip failed reads full .D...... apply all recovery modes libdc1394 indev AVOptions: -video_size <string> .D...... A string describing frame size, such as 640x480 or hd720. (default "qvga") -pixel_format <string> .D...... (default "uyvy422") -framerate <string> .D...... (default "ntsc") aa AVOptions: -aa_fixed_key <binary> .D...... Fixed key used for handling Audible AA files Artworx Data Format demuxer AVOptions: -linespeed <int> .D...... set simulated line speed (bytes per second) (from 1 to INT_MAX) (default 6000) -video_size <image_size> .D...... set video size, such as 640x480 or hd720. -framerate <video_rate> .D...... set framerate (frames per second) (default "25") APNG demuxer AVOptions: -ignore_loop <boolean> .D...... ignore loop setting (default true) -max_fps <int> .D...... maximum framerate (0 is no limit) (from 0 to INT_MAX) (default 0) -default_fps <int> .D...... default framerate (0 is as fast as possible) (from 0 to INT_MAX) (default 15) aqtdec AVOptions: -subfps <rational> .D...S.. set the movie frame rate (from 0 to INT_MAX) (default 25/1) asf demuxer AVOptions: -no_resync_search <boolean> .D...... Don't try to resynchronize by looking for a certain optional start code (default false) -export_xmp <boolean> .D...... Export full XMP metadata (default false) avi AVOptions: -use_odml <boolean> .D...... use odml index (default true) 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 <boolean> .D...... enable safe mode (default true) -auto_convert <boolean> .D...... automatically convert bitstream format (default true) -segment_time_metadata <boolean> .D...... output file segment start time and duration as packet metadata (default false) dirac demuxer AVOptions: -framerate <video_rate> .D...... (default "25") dnxhd demuxer AVOptions: -framerate <video_rate> .D...... (default "25") dvbsub demuxer AVOptions: -framerate <video_rate> .D...... (default "25") dvbtxt demuxer AVOptions: -framerate <video_rate> .D...... (default "25") ffm demuxer AVOptions: flvdec AVOptions: -flv_metadata <boolean> .D.V.... Allocate streams according to the onMetaData array (default false) -missing_streams <int> .D.V..XR (from 0 to 255) (default 0) live_flvdec AVOptions: -flv_metadata <boolean> .D.V.... Allocate streams according to the onMetaData array (default false) -missing_streams <int> .D.V..XR (from 0 to 255) (default 0) g729 demuxer AVOptions: -bit_rate <int> .D...... (from 0 to INT_MAX) (default 8000) GIF demuxer AVOptions: -min_delay <int> .D...... minimum valid delay between frames (in hundredths of second) (from 0 to 6000) (default 2) -max_gif_delay <int> .D...... maximum valid delay between frames (in hundredths of seconds) (from 0 to 65535) (default 65535) -default_delay <int> .D...... default delay between frames (in hundredths of second) (from 0 to 6000) (default 10) -ignore_loop <boolean> .D...... ignore loop setting (netscape extension) (default true) gsm demuxer AVOptions: -sample_rate <int> .D...... (from 1 to 6.50753e+07) (default 8000) h261 demuxer AVOptions: -framerate <video_rate> .D...... (default "25") 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") hls,applehttp AVOptions: -live_start_index <int> .D...... segment index to start live streams at (negative values are from the end) (from INT_MIN to INT_MAX) (default -3) -allowed_extensions <string> .D...... List of file extensions that hls is allowed to access (default "3gp,aac,avi,flac,mkv,m3u8,m4a,m4s,m4v,mpg,mov,mp2,mp3,mp4,mpeg,mpegts,ogg,ogv,oga,ts,vob,wav") 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 <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) 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 <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision alias_pix demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision brender_pix demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) 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") mjpeg_2000 demuxer AVOptions: -framerate <video_rate> .D...... (default "25") mov,mp4,m4a,3gp,3g2,mj2 AVOptions: -use_absolute_path <boolean> .D.V.... allow using absolute path when opening alias, this is a possible security issue (default false) -seek_streams_individually <boolean> .D.V.... Seek each stream individually to the to the closest point (default true) -ignore_editlist <boolean> .D.V.... Ignore the edit list atom. (default false) -advanced_editlist <boolean> .D.V.... Modify the AVIndex according to the editlists. Use this option to decode in the order specified by the edits. (default true) -ignore_chapters <boolean> .D.V.... (default false) -use_mfra_for <int> .D.V.... use mfra for fragment timestamps (from -1 to 2) (default auto) auto .D.V.... auto dts .D.V.... dts pts .D.V.... pts -export_all <boolean> .D.V.... Export unrecognized metadata entries (default false) -export_xmp <boolean> .D.V.... Export full XMP metadata (default false) -activation_bytes <binary> .D...... Secret bytes for Audible AAX files -audible_fixed_key <binary> .D...... Fixed key used for handling Audible AAX files -decryption_key <binary> .D...... The media decryption key (hex) -enable_drefs <boolean> .D.V.... Enable external track support. (default false) mp3 AVOptions: -usetoc <boolean> .D...... use table of contents (default false) mpegts demuxer AVOptions: -resync_size <int> .D...... set size limit for looking up a new synchronization (from 0 to INT_MAX) (default 65536) -fix_teletext_pts <boolean> .D...... try to fix pts values of dvb teletext streams (default true) -ts_packetsize <int> .D....XR output option carrying the raw packet size (from 0 to 0) (default 0) -scan_all_pmts <boolean> .D...... scan and combine all PMTs (default auto) mpegtsraw demuxer AVOptions: -resync_size <int> .D...... set size limit for looking up a new synchronization (from 0 to INT_MAX) (default 65536) -compute_pcr <boolean> .D...... compute exact PCR for each transport stream packet (default false) -ts_packetsize <int> .D....XR output option carrying the raw packet size (from 0 to 0) (default 0) mpegvideo demuxer AVOptions: -framerate <video_rate> .D...... (default "25") MPJPEG demuxer AVOptions: -strict_mime_boundary <boolean> .D...... require MIME boundaries match (default false) 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) -buffer_size <int> ED...... Underlying protocol send/receive buffer size (from -1 to INT_MAX) (default -1) RTSP demuxer AVOptions: -initial_pause <boolean> .D...... do not start playing the stream immediately (default false) -rtsp_transport <flags> ED...... set RTSP transport protocols (default 0) udp ED...... UDP tcp ED...... TCP udp_multicast .D...... UDP multicast http .D...... HTTP tunneling -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 video+audio+data+subtitle) video .D...... Video audio .D...... Audio data .D...... Data subtitle .D...... Subtitle -min_port <int> ED...... set minimum local UDP port (from 0 to 65535) (default 5000) -max_port <int> ED...... set maximum local UDP port (from 0 to 65535) (default 65000) -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 microseconds) of socket TCP I/O operations (from INT_MIN to INT_MAX) (default 0) -reorder_queue_size <int> .D...... set number of packets to buffer for handling of reordered packets (from -1 to INT_MAX) (default -1) -buffer_size <int> ED...... Underlying protocol send/receive buffer size (from -1 to INT_MAX) (default -1) -user-agent <string> .D...... override User-Agent header (default "Lavf57.71.100") 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+06) 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 video+audio+data+subtitle) video .D...... Video audio .D...... Audio data .D...... Data subtitle .D...... Subtitle -reorder_queue_size <int> .D...... set number of packets to buffer for handling of reordered packets (from -1 to INT_MAX) (default -1) -buffer_size <int> ED...... Underlying protocol send/receive buffer size (from -1 to INT_MAX) (default -1) sln demuxer AVOptions: -sample_rate <int> .D...... (from 0 to INT_MAX) (default 8000) -channels <int> .D...... (from 0 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") v210 demuxer AVOptions: -video_size <image_size> .D...... set frame size -framerate <video_rate> .D...... set frame rate (default "25") v210x demuxer AVOptions: -video_size <image_size> .D...... set frame size -framerate <video_rate> .D...... set frame rate (default "25") vc1 demuxer AVOptions: -framerate <video_rate> .D...... (default "25") vobsub AVOptions: -sub_name <string> .D...... URI for .sub file WAV demuxer AVOptions: -ignore_length <boolean> .D...... Ignore length (default false) WebM DASH Manifest demuxer AVOptions: -live <boolean> .D...... flag indicating that the input is a live file that only has the headers. (default false) 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") bmp demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision dds demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision dpx demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision exr demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision j2k demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision jpeg demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision jpegls demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision pam demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision pbm demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision pcx demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision pgmyuv demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision pgm demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision pictor demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision png demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision ppm demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision psd demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision qdraw demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision sgi demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision sunrast demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision tiff demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision webp demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision xpm demuxer AVOptions: -framerate <video_rate> .D...... set the video framerate (default "25") -loop <boolean> .D...... force loop over input file sequence (default false) -pattern_type <int> .D...... set pattern type (from 0 to INT_MAX) (default 4) glob_sequence .D...... select glob/sequence pattern type glob .D...... select glob pattern type sequence .D...... select sequence pattern type none .D...... disable pattern matching -pixel_format <string> .D...... set video pixel format -start_number <int> .D...... set first number in the sequence (from INT_MIN to INT_MAX) (default 0) -start_number_range <int> .D...... set range for looking at the first sequence number (from 1 to INT_MAX) (default 5) -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 none) none .D...... none sec .D...... second precision ns .D...... nano second precision Game Music Emu demuxer AVOptions: -track_index <int> .D..A... set track that should be played (from 0 to INT_MAX) (default 0) -sample_rate <int> .D..A... set sample rate (from 1000 to 999999) (default 44100) -max_size <int64> .D..A... set max file size supported (in bytes) (from 0 to 1.84467e+19) (default 5.24288e+07) libopenmpt AVOptions: -sample_rate <int> .D..A... set sample rate (from 1000 to INT_MAX) (default 48000) -layout <channel_layout> .D..A... set channel layout (default 0x3) -subsong <int> .D..A... set subsong (from -2 to INT_MAX) (default auto) all .D..A... all auto .D..A... auto caca_outdev AVOptions: fbdev outdev AVOptions: opengl outdev AVOptions: PulseAudio muxer AVOptions: sdl2 outdev AVOptions: xvideo outdev AVOptions: ADTS muxer AVOptions: AIFF muxer AVOptions: APNG muxer AVOptions: ASF muxer AVOptions: ass muxer AVOptions: AST muxer AVOptions: ASF stream muxer AVOptions: AVI muxer AVOptions: dash muxer AVOptions: f4v muxer AVOptions: Fifo muxer AVOptions: flac muxer AVOptions: flv muxer AVOptions: frame hash encoder class AVOptions: frame hash encoder class AVOptions: GIF muxer AVOptions: hash encoder class AVOptions: HDS muxer AVOptions: hls muxer AVOptions: image2 muxer AVOptions: ipod muxer AVOptions: ismv muxer AVOptions: LATM/LOAS muxer AVOptions: MD5 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: mpjpeg_muxer AVOptions: MXF muxer AVOptions: MXF-D10 muxer AVOptions: MXF-OPAtom muxer AVOptions: nutenc AVOptions: Ogg audio muxer AVOptions: Ogg muxer AVOptions: Ogg video muxer AVOptions: Ogg Opus muxer AVOptions: psp muxer AVOptions: RTP muxer AVOptions: RTSP muxer AVOptions: -initial_pause <boolean> .D...... do not start playing the stream immediately (default false) -rtsp_transport <flags> ED...... set RTSP transport protocols (default 0) udp ED...... UDP tcp ED...... TCP udp_multicast .D...... UDP multicast http .D...... HTTP tunneling -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 video+audio+data+subtitle) video .D...... Video audio .D...... Audio data .D...... Data subtitle .D...... Subtitle -min_port <int> ED...... set minimum local UDP port (from 0 to 65535) (default 5000) -max_port <int> ED...... set maximum local UDP port (from 0 to 65535) (default 65000) -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 microseconds) of socket TCP I/O operations (from INT_MIN to INT_MAX) (default 0) -reorder_queue_size <int> .D...... set number of packets to buffer for handling of reordered packets (from -1 to INT_MAX) (default -1) -buffer_size <int> ED...... Underlying protocol send/receive buffer size (from -1 to INT_MAX) (default -1) -user-agent <string> .D...... override User-Agent header (default "Lavf57.71.100") segment muxer AVOptions: stream_segment muxer AVOptions: smooth streaming muxer AVOptions: Ogg Speex muxer AVOptions: spdif AVOptions: Tee muxer AVOptions: tg2 muxer AVOptions: tgp muxer AVOptions: WAV muxer AVOptions: webm muxer AVOptions: WebM DASH Manifest muxer AVOptions: WebM Chunk Muxer AVOptions: WebP muxer AVOptions: chromaprint muxer AVOptions: AVFilter AVOptions: thread_type <flags> ..F..... Allowed thread types (default slice) enable <string> ..F..... set enable expression threads <int> ..F..... Allowed number of threads (from 0 to INT_MAX) (default 0) abench AVOptions: action <int> ..F.A... set action (from 0 to 1) (default start) start ..F.A... start timer stop ..F.A... stop timer acompressor AVOptions: level_in <double> ..F.A... set input gain (from 0.015625 to 64) (default 1) threshold <double> ..F.A... set threshold (from 0.000976563 to 1) (default 0.125) ratio <double> ..F.A... set ratio (from 1 to 20) (default 2) attack <double> ..F.A... set attack (from 0.01 to 2000) (default 20) release <double> ..F.A... set release (from 0.01 to 9000) (default 250) makeup <double> ..F.A... set make up gain (from 1 to 64) (default 2) knee <double> ..F.A... set knee (from 1 to 8) (default 2.82843) link <int> ..F.A... set link type (from 0 to 1) (default average) average ..F.A... maximum ..F.A... detection <int> ..F.A... set detection (from 0 to 1) (default rms) peak ..F.A... rms ..F.A... level_sc <double> ..F.A... set sidechain gain (from 0.015625 to 64) (default 1) mix <double> ..F.A... set mix (from 0 to 1) (default 1) acrossfade AVOptions: nb_samples <int> ..F.A... set number of samples for cross fade duration (from 1 to 2.14748e+08) (default 44100) ns <int> ..F.A... set number of samples for cross fade duration (from 1 to 2.14748e+08) (default 44100) duration <duration> ..F.A... set cross fade duration (default 0) d <duration> ..F.A... set cross fade duration (default 0) overlap <boolean> ..F.A... overlap 1st stream end with 2nd stream start (default true) o <boolean> ..F.A... overlap 1st stream end with 2nd stream start (default true) curve1 <int> ..F.A... set fade curve type for 1st stream (from 0 to 15) (default tri) 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 ipar ..F.A... inverted parabola qua ..F.A... quadratic cub ..F.A... cubic squ ..F.A... square root cbr ..F.A... cubic root par ..F.A... parabola exp ..F.A... exponential iqsin ..F.A... inverted quarter of sine wave ihsin ..F.A... inverted half of sine wave dese ..F.A... double-exponential seat desi ..F.A... double-exponential sigmoid c1 <int> ..F.A... set fade curve type for 1st stream (from 0 to 15) (default tri) 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 ipar ..F.A... inverted parabola qua ..F.A... quadratic cub ..F.A... cubic squ ..F.A... square root cbr ..F.A... cubic root par ..F.A... parabola exp ..F.A... exponential iqsin ..F.A... inverted quarter of sine wave ihsin ..F.A... inverted half of sine wave dese ..F.A... double-exponential seat desi ..F.A... double-exponential sigmoid curve2 <int> ..F.A... set fade curve type for 2nd stream (from 0 to 15) (default tri) 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 ipar ..F.A... inverted parabola qua ..F.A... quadratic cub ..F.A... cubic squ ..F.A... square root cbr ..F.A... cubic root par ..F.A... parabola exp ..F.A... exponential iqsin ..F.A... inverted quarter of sine wave ihsin ..F.A... inverted half of sine wave dese ..F.A... double-exponential seat desi ..F.A... double-exponential sigmoid c2 <int> ..F.A... set fade curve type for 2nd stream (from 0 to 15) (default tri) 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 ipar ..F.A... inverted parabola qua ..F.A... quadratic cub ..F.A... cubic squ ..F.A... square root cbr ..F.A... cubic root par ..F.A... parabola exp ..F.A... exponential iqsin ..F.A... inverted quarter of sine wave ihsin ..F.A... inverted half of sine wave dese ..F.A... double-exponential seat desi ..F.A... double-exponential sigmoid acrusher AVOptions: level_in <double> ..F.A... set level in (from 0.015625 to 64) (default 1) level_out <double> ..F.A... set level out (from 0.015625 to 64) (default 1) bits <double> ..F.A... set bit reduction (from 1 to 64) (default 8) mix <double> ..F.A... set mix (from 0 to 1) (default 0.5) mode <int> ..F.A... set mode (from 0 to 1) (default lin) lin ..F.A... linear log ..F.A... logarithmic dc <double> ..F.A... set DC (from 0.25 to 4) (default 1) aa <double> ..F.A... set anti-aliasing (from 0 to 1) (default 0.5) samples <double> ..F.A... set sample reduction (from 1 to 250) (default 1) lfo <boolean> ..F.A... enable LFO (default false) lforange <double> ..F.A... set LFO depth (from 1 to 250) (default 20) lforate <double> ..F.A... set LFO rate (from 0.01 to 200) (default 0.3) 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") aemphasis AVOptions: level_in <double> ..F.A... set input gain (from 0 to 64) (default 1) level_out <double> ..F.A... set output gain (from 0 to 64) (default 1) mode <int> ..F.A... set filter mode (from 0 to 1) (default reproduction) reproduction ..F.A... production ..F.A... type <int> ..F.A... set filter type (from 0 to 8) (default cd) col ..F.A... Columbia emi ..F.A... EMI bsi ..F.A... BSI (78RPM) riaa ..F.A... RIAA cd ..F.A... Compact Disc (CD) 50fm ..F.A... 50µs (FM) 75fm ..F.A... 75µs (FM) 50kf ..F.A... 50µs (FM-KF) 75kf ..F.A... 75µs (FM-KF) aeval AVOptions: exprs <string> ..F.A... set the '|'-separated list of channels expressions channel_layout <string> ..F.A... set channel layout c <string> ..F.A... set channel layout afade AVOptions: type <int> ..F.A... set the fade direction (from 0 to 1) (default in) in ..F.A... fade-in out ..F.A... fade-out t <int> ..F.A... set the fade direction (from 0 to 1) (default in) 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 15) (default tri) 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 ipar ..F.A... inverted parabola qua ..F.A... quadratic cub ..F.A... cubic squ ..F.A... square root cbr ..F.A... cubic root par ..F.A... parabola exp ..F.A... exponential iqsin ..F.A... inverted quarter of sine wave ihsin ..F.A... inverted half of sine wave dese ..F.A... double-exponential seat desi ..F.A... double-exponential sigmoid c <int> ..F.A... set fade curve type (from 0 to 15) (default tri) 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 ipar ..F.A... inverted parabola qua ..F.A... quadratic cub ..F.A... cubic squ ..F.A... square root cbr ..F.A... cubic root par ..F.A... parabola exp ..F.A... exponential iqsin ..F.A... inverted quarter of sine wave ihsin ..F.A... inverted half of sine wave dese ..F.A... double-exponential seat desi ..F.A... double-exponential sigmoid afftfilt AVOptions: real <string> ..F.A... set channels real expressions (default "1") imag <string> ..F.A... set channels imaginary expressions win_size <int> ..F.A... set window size (from 4 to 17) (default w4096) w16 ..F.A... w32 ..F.A... w64 ..F.A... w128 ..F.A... w256 ..F.A... w512 ..F.A... w1024 ..F.A... w2048 ..F.A... w4096 ..F.A... w8192 ..F.A... w16384 ..F.A... w32768 ..F.A... w65536 ..F.A... w131072 ..F.A... win_func <int> ..F.A... set window function (from 0 to 18) (default hann) rect ..F.A... Rectangular bartlett ..F.A... Bartlett hann ..F.A... Hann hanning ..F.A... Hanning hamming ..F.A... Hamming sine ..F.A... Sine overlap <float> ..F.A... set window overlap (from 0 to 1) (default 0.75) aformat AVOptions: sample_fmts <string> ..F.A... A '|'-separated list of sample formats. sample_rates <string> ..F.A... A '|'-separated list of sample rates. channel_layouts <string> ..F.A... A '|'-separated list of channel layouts. agate AVOptions: level_in <double> ..F.A... set input level (from 0.015625 to 64) (default 1) range <double> ..F.A... set max gain reduction (from 0 to 1) (default 0.06125) threshold <double> ..F.A... set threshold (from 0 to 1) (default 0.125) ratio <double> ..F.A... set ratio (from 1 to 9000) (default 2) attack <double> ..F.A... set attack (from 0.01 to 9000) (default 20) release <double> ..F.A... set release (from 0.01 to 9000) (default 250) makeup <double> ..F.A... set makeup gain (from 1 to 64) (default 1) knee <double> ..F.A... set knee (from 1 to 8) (default 2.82843) detection <int> ..F.A... set detection (from 0 to 1) (default rms) peak ..F.A... rms ..F.A... link <int> ..F.A... set link (from 0 to 1) (default average) average ..F.A... maximum ..F.A... level_sc <double> ..F.A... set sidechain gain (from 0.015625 to 64) (default 1) 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) alimiter AVOptions: level_in <double> ..F.A... set input level (from 0.015625 to 64) (default 1) level_out <double> ..F.A... set output level (from 0.015625 to 64) (default 1) limit <double> ..F.A... set limit (from 0.0625 to 1) (default 1) attack <double> ..F.A... set attack (from 0.1 to 80) (default 5) release <double> ..F.A... set release (from 1 to 8000) (default 50) asc <boolean> ..F.A... enable asc (default false) asc_level <double> ..F.A... set asc level (from 0 to 1) (default 0.5) level <boolean> ..F.A... auto level (default true) allpass AVOptions: frequency <double> ..F.A... 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 h) 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) aloop AVOptions: loop <int> ..F.A... number of loops (from -1 to INT_MAX) (default 0) size <int64> ..F.A... max number of samples to loop (from 0 to INT_MAX) (default 0) start <int64> ..F.A... set the loop start sample (from 0 to I64_MAX) (default 0) amerge AVOptions: inputs <int> ..F.A... specify the number of inputs (from 1 to 64) (default 2) ametadata AVOptions: mode <int> ..F.A... set a mode of operation (from 0 to 4) (default select) select ..F.A... select frame add ..F.A... add new metadata modify ..F.A... modify metadata delete ..F.A... delete metadata print ..F.A... print metadata key <string> ..F.A... set metadata key value <string> ..F.A... set metadata value function <int> ..F.A... function for comparing values (from 0 to 5) (default same_str) same_str ..F.A... starts_with ..F.A... less ..F.A... equal ..F.A... greater ..F.A... expr ..F.A... expr <string> ..F.A... set expression for expr function file <string> ..F.A... set file where to print metadata information 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 longest) 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) anequalizer AVOptions: params <string> ..F.A... (default "") curves <boolean> ..FV.... draw frequency response curves (default false) size <image_size> ..FV.... set video size (default "hd720") mgain <double> ..FV.... set max gain (from -900 to 900) (default 60) fscale <int> ..FV.... set frequency scale (from 0 to 1) (default log) lin ..FV.... linear log ..FV.... logarithmic colors <string> ..FV.... set channels curves colors (default "red|green|blue|yellow|orange|lime|pink|magenta|brown") apad AVOptions: packet_size <int> ..F.A... set silence packet size (from 0 to INT_MAX) (default 4096) pad_len <int64> ..F.A... set number of samples of silence to add (from -1 to I64_MAX) (default -1) whole_len <int64> ..F.A... set minimum target number of samples in the audio stream (from -1 to I64_MAX) (default -1) aperms AVOptions: mode <int> ..FVA... select permissions mode (from 0 to 4) (default none) 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+09) (default 0.74) delay <double> ..F.A... set delay in milliseconds (from 0 to 5) (default 3) decay <double> ..F.A... set decay (from 0 to 0.99) (default 0.4) speed <double> ..F.A... set modulation speed (from 0.1 to 2) (default 0.5) type <int> ..F.A... set modulation type (from 0 to 1) (default triangular) triangular ..F.A... t ..F.A... sinusoidal ..F.A... s ..F.A... apulsator AVOptions: level_in <double> ..F.A... set input gain (from 0.015625 to 64) (default 1) level_out <double> ..F.A... set output gain (from 0.015625 to 64) (default 1) mode <int> ..F.A... set mode (from 0 to 4) (default sine) sine ..F.A... triangle ..F.A... square ..F.A... sawup ..F.A... sawdown ..F.A... amount <double> ..F.A... set modulation (from 0 to 1) (default 1) offset_l <double> ..F.A... set offset L (from 0 to 1) (default 0) offset_r <double> ..F.A... set offset R (from 0 to 1) (default 0.5) width <double> ..F.A... set pulse width (from 0 to 2) (default 1) timing <int> ..F.A... set timing (from 0 to 2) (default hz) bpm ..F.A... ms ..F.A... hz ..F.A... bpm <double> ..F.A... set BPM (from 30 to 300) (default 120) ms <int> ..F.A... set ms (from 10 to 2000) (default 500) hz <double> ..F.A... set frequency (from 0.01 to 100) (default 2) arealtime AVOptions: limit <duration> ..FVA... sleep time limit (default 2) 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 <boolean> ..F.A... pad last frame with zeros (default true) p <boolean> ..F.A... pad last frame with zeros (default true) asetpts AVOptions: expr <string> ..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") asidedata AVOptions: mode <int> ..F.A... set a mode of operation (from 0 to 1) (default select) select ..F.A... select frame delete ..F.A... delete side data type <int> ..F.A... set side data type (from -1 to INT_MAX) (default -1) PANSCAN ..F.A... A53_CC ..F.A... STEREO3D ..F.A... MATRIXENCODING ..F.A... DOWNMIX_INFO ..F.A... REPLAYGAIN ..F.A... DISPLAYMATRIX ..F.A... AFD ..F.A... MOTION_VECTORS ..F.A... SKIP_SAMPLES ..F.A... AUDIO_SERVICE_TYPE ..F.A... MASTERING_DISPLAY_METADATA ..F.A... GOP_TIMECODE ..F.A... asplit AVOptions: outputs <int> ..FVA... set number of outputs (from 1 to INT_MAX) (default 2) astats AVOptions: length <double> ..F.A... set the window length (from 0.01 to 10) (default 0.05) metadata <boolean> ..F.A... inject metadata in the filtergraph (default false) reset <int> ..F.A... recalculate stats after this many frames (from 0 to INT_MAX) (default 0) astreamselect AVOptions: inputs <int> ..FVA... number of input streams (from 2 to INT_MAX) (default 2) map <string> ..FVA... input indexes to remap to outputs atempo AVOptions: tempo <double> ..F.A... set tempo scale factor (from 0.5 to 2) (default 1) atrim AVOptions: start <duration> ..F.A... Timestamp of the first frame that should be passed (default INT64_MAX) starti <duration> ..F.A... Timestamp of the first frame that should be passed (default INT64_MAX) end <duration> ..F.A... Timestamp of the first frame that should be dropped again (default INT64_MAX) endi <duration> ..F.A... Timestamp of the first frame that should be dropped again (default INT64_MAX) start_pts <int64> ..F.A... Timestamp of the first frame that should be passed (from I64_MIN to I64_MAX) (default I64_MIN) end_pts <int64> ..F.A... Timestamp of the first frame that should be dropped again (from I64_MIN to I64_MAX) (default I64_MIN) duration <duration> ..F.A... Maximum duration of the output (default 0) durationi <duration> ..F.A... Maximum duration of the output (default 0) start_sample <int64> ..F.A... Number of the first audio sample that should be passed to the output (from -1 to I64_MAX) (default -1) end_sample <int64> ..F.A... Number of the first audio sample that should be dropped again (from 0 to I64_MAX) (default I64_MAX) azmq AVOptions: bind_address <string> ..FVA... set bind address (default "tcp://*:5555") b <string> ..FVA... set bind address (default "tcp://*:5555") bandpass AVOptions: frequency <double> ..F.A... 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 q) 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 <boolean> ..F.A... use constant skirt gain (default false) 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 q) 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 q) 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) bs2b AVOptions: 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") chorus AVOptions: in_gain <float> ..F.A... set input gain (from 0 to 1) (default 0.4) out_gain <float> ..F.A... set output gain (from 0 to 1) (default 0.4) delays <string> ..F.A... set delays decays <string> ..F.A... set decays speeds <string> ..F.A... set speeds depths <string> ..F.A... set depths compand AVOptions: attacks <string> ..F.A... set time over which increase of volume is determined (default "0.3") 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) compensationdelay AVOptions: mm <int> ..F.A... set mm distance (from 0 to 10) (default 0) cm <int> ..F.A... set cm distance (from 0 to 100) (default 0) m <int> ..F.A... set meter distance (from 0 to 100) (default 0) dry <double> ..F.A... set dry amount (from 0 to 1) (default 0) wet <double> ..F.A... set wet amount (from 0 to 1) (default 1) temp <int> ..F.A... set temperature °C (from -50 to 50) (default 20) crystalizer AVOptions: i <float> ..F.A... set intensity (from 0 to 10) (default 2) c <boolean> ..F.A... enable clipping (default true) dcshift AVOptions: shift <double> ..F.A... set DC shift (from -1 to 1) (default 0) limitergain <double> ..F.A... set limiter gain (from 0 to 1) (default 0) dynaudnorm AVOptions: f <int> ..F.A... set the frame length in msec (from 10 to 8000) (default 500) g <int> ..F.A... set the filter size (from 3 to 301) (default 31) p <double> ..F.A... set the peak value (from 0 to 1) (default 0.95) m <double> ..F.A... set the max amplification (from 1 to 100) (default 10) r <double> ..F.A... set the target RMS (from 0 to 1) (default 0) n <boolean> ..F.A... set channel coupling (default true) c <boolean> ..F.A... set DC correction (default false) b <boolean> ..F.A... set alternative boundary mode (default false) s <double> ..F.A... set the compress factor (from 0 to 30) (default 0) ebur128 AVOptions: video <boolean> ..FV.... set video output (default false) size <image_size> ..FV.... set video size (default "640x480") meter <int> ..FV.... set scale meter (+9 to +18) (from 9 to 18) (default 9) framelog <int> ..FVA... force frame logging level (from INT_MIN to INT_MAX) (default -1) info ..FVA... information logging level verbose ..FVA... verbose logging level metadata <boolean> ..FVA... inject metadata in the filtergraph (default false) peak <flags> ..F.A... set peak mode (default 0) none ..F.A... disable any peak mode sample ..F.A... enable peak-sample mode true ..F.A... enable true-peak mode dualmono <boolean> ..F.A... treat mono input files as dual-mono (default false) panlaw <double> ..F.A... set a specific pan law for dual-mono files (from -10 to 0) (default -3.0103) 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 q) 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) extrastereo AVOptions: m <float> ..F.A... set the difference coefficient (from -10 to 10) (default 2.5) c <boolean> ..F.A... enable clipping (default true) firequalizer AVOptions: gain <string> ..F.A... set gain curve (default "gain_interpolate(f)") gain_entry <string> ..F.A... set gain entry delay <double> ..F.A... set delay (from 0 to 1e+10) (default 0.01) accuracy <double> ..F.A... set accuracy (from 0 to 1e+10) (default 5) wfunc <int> ..F.A... set window function (from 0 to 9) (default hann) rectangular ..F.A... rectangular window hann ..F.A... hann window hamming ..F.A... hamming window blackman ..F.A... blackman window nuttall3 ..F.A... 3-term nuttall window mnuttall3 ..F.A... minimum 3-term nuttall window nuttall ..F.A... nuttall window bnuttall ..F.A... blackman-nuttall window bharris ..F.A... blackman-harris window tukey ..F.A... tukey window fixed <boolean> ..F.A... set fixed frame samples (default false) multi <boolean> ..F.A... set multi channels mode (default false) zero_phase <boolean> ..F.A... set zero phase mode (default false) scale <int> ..F.A... set gain scale (from 0 to 3) (default linlog) linlin ..F.A... linear-freq linear-gain linlog ..F.A... linear-freq logarithmic-gain loglin ..F.A... logarithmic-freq linear-gain loglog ..F.A... logarithmic-freq logarithmic-gain dumpfile <string> ..F.A... set dump file dumpscale <int> ..F.A... set dump scale (from 0 to 3) (default linlog) linlin ..F.A... linear-freq linear-gain linlog ..F.A... linear-freq logarithmic-gain loglin ..F.A... logarithmic-freq linear-gain loglog ..F.A... logarithmic-freq logarithmic-gain fft2 <boolean> ..F.A... set 2-channels fft (default false) flanger AVOptions: delay <double> ..F.A... base delay in milliseconds (from 0 to 30) (default 0) depth <double> ..F.A... added swept delay in milliseconds (from 0 to 10) (default 2) regen <double> ..F.A... percentage regeneration (delayed signal feedback) (from -95 to 95) (default 0) width <double> ..F.A... percentage of delayed signal mixed with original (from 0 to 100) (default 71) speed <double> ..F.A... sweeps per second (Hz) (from 0.1 to 10) (default 0.5) shape <int> ..F.A... swept wave shape (from 0 to 1) (default sinusoidal) triangular ..F.A... t ..F.A... sinusoidal ..F.A... s ..F.A... phase <double> ..F.A... swept wave percentage phase-shift for multi-channel (from 0 to 100) (default 25) interp <int> ..F.A... delay-line interpolation (from 0 to 1) (default linear) linear ..F.A... quadratic ..F.A... hdcd AVOptions: disable_autoconvert <boolean> ..F.A... Disable any format conversion or resampling in the filter graph. (default true) process_stereo <boolean> ..F.A... Process stereo channels together. Only apply target_gain when both channels match. (default true) cdt_ms <int> ..F.A... Code detect timer period in ms. (from 100 to 60000) (default 2000) force_pe <boolean> ..F.A... Always extend peaks above -3dBFS even when PE is not signaled. (default false) analyze_mode <int> ..F.A... Replace audio with solid tone and signal some processing aspect in the amplitude. (from 0 to 4) (default off) off ..F.A... disabled lle ..F.A... gain adjustment level at each sample pe ..F.A... samples where peak extend occurs cdt ..F.A... samples where the code detect timer is active tgm ..F.A... samples where the target gain does not match between channels bits_per_sample <int> ..F.A... Valid bits per sample (location of the true LSB). (from 16 to 24) (default 16) 16 ..F.A... 16-bit (in s32 or s16) 20 ..F.A... 20-bit (in s32) 24 ..F.A... 24-bit (in s32) 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 q) 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. ladspa AVOptions: file <string> ..F.A... set library name or full path f <string> ..F.A... set library name or full path plugin <string> ..F.A... set plugin name p <string> ..F.A... set plugin name controls <string> ..F.A... set plugin options c <string> ..F.A... set plugin options sample_rate <int> ..F.A... set sample rate (from 1 to INT_MAX) (default 44100) s <int> ..F.A... set sample rate (from 1 to INT_MAX) (default 44100) nb_samples <int> ..F.A... set the number of samples per requested frame (from 1 to INT_MAX) (default 1024) n <int> ..F.A... set the number of samples per requested frame (from 1 to INT_MAX) (default 1024) duration <duration> ..F.A... set audio duration (default -0.000001) d <duration> ..F.A... set audio duration (default -0.000001) loudnorm AVOptions: I <double> ..F.A... set integrated loudness target (from -70 to -5) (default -24) i <double> ..F.A... set integrated loudness target (from -70 to -5) (default -24) LRA <double> ..F.A... set loudness range target (from 1 to 20) (default 7) lra <double> ..F.A... set loudness range target (from 1 to 20) (default 7) TP <double> ..F.A... set maximum true peak (from -9 to 0) (default -2) tp <double> ..F.A... set maximum true peak (from -9 to 0) (default -2) measured_I <double> ..F.A... measured IL of input file (from -99 to 0) (default 0) measured_i <double> ..F.A... measured IL of input file (from -99 to 0) (default 0) measured_LRA <double> ..F.A... measured LRA of input file (from 0 to 99) (default 0) measured_lra <double> ..F.A... measured LRA of input file (from 0 to 99) (default 0) measured_TP <double> ..F.A... measured true peak of input file (from -99 to 99) (default 99) measured_tp <double> ..F.A... measured true peak of input file (from -99 to 99) (default 99) measured_thresh <double> ..F.A... measured threshold of input file (from -99 to 0) (default -70) offset <double> ..F.A... set offset gain (from -99 to 99) (default 0) linear <boolean> ..F.A... normalize linearly if possible (default true) dual_mono <boolean> ..F.A... treat mono input as dual-mono (default false) print_format <int> ..F.A... set print format for stats (from 0 to 2) (default none) none ..F.A... json ..F.A... summary ..F.A... 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 q) 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... AVAudioResampleContext AVOptions: rubberband AVOptions: tempo <double> ..F.A... set tempo scale factor (from 0.01 to 100) (default 1) pitch <double> ..F.A... set pitch scale factor (from 0.01 to 100) (default 1) transients <int> ..F.A... set transients (from 0 to INT_MAX) (default crisp) crisp ..F.A... mixed ..F.A... smooth ..F.A... detector <int> ..F.A... set detector (from 0 to INT_MAX) (default compound) compound ..F.A... percussive ..F.A... soft ..F.A... phase <int> ..F.A... set phase (from 0 to INT_MAX) (default laminar) laminar ..F.A... independent ..F.A... window <int> ..F.A... set window (from 0 to INT_MAX) (default standard) standard ..F.A... short ..F.A... long ..F.A... smoothing <int> ..F.A... set smoothing (from 0 to INT_MAX) (default off) off ..F.A... on ..F.A... formant <int> ..F.A... set formant (from 0 to INT_MAX) (default shifted) shifted ..F.A... preserved ..F.A... pitchq <int> ..F.A... set pitch quality (from 0 to INT_MAX) (default quality) quality ..F.A... speed ..F.A... consistency ..F.A... channels <int> ..F.A... set channels (from 0 to INT_MAX) (default apart) apart ..F.A... together ..F.A... sidechaincompress AVOptions: level_in <double> ..F.A... set input gain (from 0.015625 to 64) (default 1) threshold <double> ..F.A... set threshold (from 0.000976563 to 1) (default 0.125) ratio <double> ..F.A... set ratio (from 1 to 20) (default 2) attack <double> ..F.A... set attack (from 0.01 to 2000) (default 20) release <double> ..F.A... set release (from 0.01 to 9000) (default 250) makeup <double> ..F.A... set make up gain (from 1 to 64) (default 2) knee <double> ..F.A... set knee (from 1 to 8) (default 2.82843) link <int> ..F.A... set link type (from 0 to 1) (default average) average ..F.A... maximum ..F.A... detection <int> ..F.A... set detection (from 0 to 1) (default rms) peak ..F.A... rms ..F.A... level_sc <double> ..F.A... set sidechain gain (from 0.015625 to 64) (default 1) mix <double> ..F.A... set mix (from 0 to 1) (default 1) sidechaingate AVOptions: level_in <double> ..F.A... set input level (from 0.015625 to 64) (default 1) range <double> ..F.A... set max gain reduction (from 0 to 1) (default 0.06125) threshold <double> ..F.A... set threshold (from 0 to 1) (default 0.125) ratio <double> ..F.A... set ratio (from 1 to 9000) (default 2) attack <double> ..F.A... set attack (from 0.01 to 9000) (default 20) release <double> ..F.A... set release (from 0.01 to 9000) (default 250) makeup <double> ..F.A... set makeup gain (from 1 to 64) (default 1) knee <double> ..F.A... set knee (from 1 to 8) (default 2.82843) detection <int> ..F.A... set detection (from 0 to 1) (default rms) peak ..F.A... rms ..F.A... link <int> ..F.A... set link (from 0 to 1) (default average) average ..F.A... maximum ..F.A... level_sc <double> ..F.A... set sidechain gain (from 0.015625 to 64) (default 1) silencedetect AVOptions: n <double> ..F.A... set noise tolerance (from 0 to DBL_MAX) (default 0.001) noise <double> ..F.A... set noise tolerance (from 0 to DBL_MAX) (default 0.001) d <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) silenceremove AVOptions: start_periods <int> ..F.A... (from 0 to 9000) (default 0) start_duration <duration> ..F.A... (default 0) start_threshold <double> ..F.A... (from 0 to DBL_MAX) (default 0) stop_periods <int> ..F.A... (from -9000 to 9000) (default 0) stop_duration <duration> ..F.A... (default 0) stop_threshold <double> ..F.A... (from 0 to DBL_MAX) (default 0) leave_silence <boolean> ..F.A... (default false) detection <int> ..F.A... (from 0 to 1) (default rms) peak ..F.A... rms ..F.A... window <double> ..F.A... (from 0 to 10) (default 0.02) stereotools AVOptions: level_in <double> ..F.A... set level in (from 0.015625 to 64) (default 1) level_out <double> ..F.A... set level out (from 0.015625 to 64) (default 1) balance_in <double> ..F.A... set balance in (from -1 to 1) (default 0) balance_out <double> ..F.A... set balance out (from -1 to 1) (default 0) softclip <boolean> ..F.A... enable softclip (default false) mutel <boolean> ..F.A... mute L (default false) muter <boolean> ..F.A... mute R (default false) phasel <boolean> ..F.A... phase L (default false) phaser <boolean> ..F.A... phase R (default false) mode <int> ..F.A... set stereo mode (from 0 to 6) (default lr>lr) lr>lr ..F.A... lr>ms ..F.A... ms>lr ..F.A... lr>ll ..F.A... lr>rr ..F.A... lr>l+r ..F.A... lr>rl ..F.A... slev <double> ..F.A... set side level (from 0.015625 to 64) (default 1) sbal <double> ..F.A... set side balance (from -1 to 1) (default 0) mlev <double> ..F.A... set middle level (from 0.015625 to 64) (default 1) mpan <double> ..F.A... set middle pan (from -1 to 1) (default 0) base <double> ..F.A... set stereo base (from -1 to 1) (default 0) delay <double> ..F.A... set delay (from -20 to 20) (default 0) sclevel <double> ..F.A... set S/C level (from 1 to 100) (default 1) phase <double> ..F.A... set stereo phase (from 0 to 360) (default 0) stereowiden AVOptions: delay <float> ..F.A... set delay time (from 1 to 100) (default 20) feedback <float> ..F.A... set feedback gain (from 0 to 0.9) (default 0.3) crossfeed <float> ..F.A... set cross feed (from 0 to 0.8) (default 0.3) drymix <float> ..F.A... set dry-mix (from 0 to 1) (default 0.8) 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 q) 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) tremolo AVOptions: f <double> ..F.A... set frequency in hertz (from 0.1 to 20000) (default 5) d <double> ..F.A... set depth as percentage (from 0 to 1) (default 0.5) vibrato AVOptions: f <double> ..F.A... set frequency in hertz (from 0.1 to 20000) (default 5) d <double> ..F.A... set depth as percentage (from 0 to 1) (default 0.5) volume AVOptions: volume <string> ..F.A... set volume adjustment expression (default "1.0") precision <int> ..F.A... select mathematical precision (from 0 to 2) (default float) 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 once) once ..F.A... eval volume expression once frame ..F.A... eval volume expression per-frame replaygain <int> ..F.A... Apply replaygain side data when present (from 0 to 3) (default drop) drop ..F.A... replaygain side data is dropped ignore ..F.A... replaygain side data is ignored track ..F.A... track gain is preferred album ..F.A... album gain is preferred replaygain_preamp <double> ..F.A... Apply replaygain pre-amplification (from -15 to 15) (default 0) replaygain_noclip <boolean> ..F.A... Apply replaygain clipping prevention (default true) aevalsrc AVOptions: exprs <string> ..F.A... set the '|'-separated list of channels expressions nb_samples <int> ..F.A... set the number of samples per requested frame (from 0 to INT_MAX) (default 1024) n <int> ..F.A... set the number of samples per requested frame (from 0 to INT_MAX) (default 1024) sample_rate <string> ..F.A... set the sample rate (default "44100") s <string> ..F.A... set the sample rate (default "44100") duration <duration> ..F.A... set audio duration (default -0.000001) d <duration> ..F.A... set audio duration (default -0.000001) channel_layout <string> ..F.A... set channel layout c <string> ..F.A... set channel layout anoisesrc AVOptions: sample_rate <int> ..F.A... set sample rate (from 15 to INT_MAX) (default 48000) r <int> ..F.A... set sample rate (from 15 to INT_MAX) (default 48000) amplitude <double> ..F.A... set amplitude (from 0 to 1) (default 1) a <double> ..F.A... set amplitude (from 0 to 1) (default 1) duration <duration> ..F.A... set duration (default 0) d <duration> ..F.A... set duration (default 0) color <int> ..F.A... set noise color (from 0 to 2) (default pink) white ..F.A... pink ..F.A... brown ..F.A... colour <int> ..F.A... set noise color (from 0 to 2) (default pink) white ..F.A... pink ..F.A... brown ..F.A... c <int> ..F.A... set noise color (from 0 to 2) (default white) white ..F.A... pink ..F.A... brown ..F.A... seed <int64> ..F.A... set random seed (from -1 to UINT32_MAX) (default -1) s <int64> ..F.A... set random seed (from -1 to UINT32_MAX) (default -1) nb_samples <int> ..F.A... set the number of samples per requested frame (from 1 to INT_MAX) (default 1024) n <int> ..F.A... set the number of samples per requested frame (from 1 to INT_MAX) (default 1024) anullsrc AVOptions: channel_layout <string> ..F.A... set channel_layout (default "stereo") cl <string> ..F.A... set channel_layout (default "stereo") sample_rate <string> ..F.A... set sample rate (default "44100") r <string> ..F.A... set sample rate (default "44100") nb_samples <int> ..F.A... set the number of samples per requested frame (from 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) flite AVOptions: list_voices <boolean> ..F.A... list voices and exit (default false) nb_samples <int> ..F.A... set number of samples per frame (from 0 to INT_MAX) (default 512) n <int> ..F.A... set number of samples per frame (from 0 to INT_MAX) (default 512) text <string> ..F.A... set text to speak textfile <string> ..F.A... set filename of the text to speak v <string> ..F.A... set voice (default "kal") voice <string> ..F.A... set voice (default "kal") sine AVOptions: frequency <double> ..F.A... set the sine frequency (from 0 to DBL_MAX) (default 440) f <double> ..F.A... set the sine frequency (from 0 to DBL_MAX) (default 440) beep_factor <double> ..F.A... set the beep frequency factor (from 0 to DBL_MAX) (default 0) b <double> ..F.A... set the beep frequency factor (from 0 to DBL_MAX) (default 0) sample_rate <int> ..F.A... set the sample rate (from 1 to INT_MAX) (default 44100) r <int> ..F.A... set the sample rate (from 1 to INT_MAX) (default 44100) duration <duration> ..F.A... set the audio duration (default 0) d <duration> ..F.A... set the audio duration (default 0) samples_per_frame <string> ..F.A... set the number of samples per frame (default "1024") ass AVOptions: filename <string> ..FV.... set the filename of file to read f <string> ..FV.... set the filename of file to read original_size <image_size> ..FV.... set the size of the original video (used to scale fonts) fontsdir <string> ..FV.... set the directory containing the fonts to read shaping <int> ..FV.... set shaping engine (from -1 to 1) (default auto) auto ..FV.... simple ..FV.... simple shaping complex ..FV.... complex shaping atadenoise AVOptions: 0a <float> ..FV.... set threshold A for 1st plane (from 0 to 0.3) (default 0.02) 0b <float> ..FV.... set threshold B for 1st plane (from 0 to 5) (default 0.04) 1a <float> ..FV.... set threshold A for 2nd plane (from 0 to 0.3) (default 0.02) 1b <float> ..FV.... set threshold B for 2nd plane (from 0 to 5) (default 0.04) 2a <float> ..FV.... set threshold A for 3rd plane (from 0 to 0.3) (default 0.02) 2b <float> ..FV.... set threshold B for 3rd plane (from 0 to 5) (default 0.04) s <int> ..FV.... set how many frames to use (from 5 to 129) (default 9) p <flags> ..FV.... set what planes to filter (default 7) avgblur AVOptions: sizeX <int> ..FV.... set horizontal size (from 1 to 1024) (default 1) planes <int> ..FV.... set planes to filter (from 0 to 15) (default 15) sizeY <int> ..FV.... set vertical size (from 0 to 1024) (default 0) bbox AVOptions: min_val <int> ..FV.... set minimum luminance value for bounding box (from 0 to 254) (default 16) bench AVOptions: action <int> ..FV.... set action (from 0 to 1) (default start) start ..FV.... start timer stop ..FV.... stop timer bitplanenoise AVOptions: bitplane <int> ..FV.... set bit plane to use for measuring noise (from 1 to 16) (default 1) filter <boolean> ..FV.... show noisy pixels (default false) blackdetect AVOptions: d <double> ..FV.... set minimum detected black duration in seconds (from 0 to DBL_MAX) (default 2) black_min_duration <double> ..FV.... set minimum detected black duration in seconds (from 0 to DBL_MAX) (default 2) picture_black_ratio_th <double> ..FV.... set the picture black ratio threshold (from 0 to 1) (default 0.98) pic_th <double> ..FV.... set the picture black ratio threshold (from 0 to 1) (default 0.98) pixel_black_th <double> ..FV.... set the pixel black threshold (from 0 to 1) (default 0.1) pix_th <double> ..FV.... set the pixel black threshold (from 0 to 1) (default 0.1) blackframe AVOptions: amount <int> ..FV.... percentage of the pixels that have to be below the threshold for the frame to be considered black (from 0 to 100) (default 98) threshold <int> ..FV.... threshold below which a pixel value is considered black (from 0 to 255) (default 32) thresh <int> ..FV.... threshold below which a pixel value is considered black (from 0 to 255) (default 32) blend AVOptions: c0_mode <int> ..FV.... set component #0 blend mode (from 0 to 31) (default normal) addition ..FV.... addition128 ..FV.... and ..FV.... average ..FV.... burn ..FV.... darken ..FV.... difference ..FV.... difference128 ..FV.... divide ..FV.... dodge ..FV.... exclusion ..FV.... freeze ..FV.... glow ..FV.... hardlight ..FV.... hardmix ..FV.... heat ..FV.... lighten ..FV.... linearlight ..FV.... multiply ..FV.... multiply128 ..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 31) (default normal) addition ..FV.... addition128 ..FV.... and ..FV.... average ..FV.... burn ..FV.... darken ..FV.... difference ..FV.... difference128 ..FV.... divide ..FV.... dodge ..FV.... exclusion ..FV.... freeze ..FV.... glow ..FV.... hardlight ..FV.... hardmix ..FV.... heat ..FV.... lighten ..FV.... linearlight ..FV.... multiply ..FV.... multiply128 ..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 31) (default normal) addition ..FV.... addition128 ..FV.... and ..FV.... average ..FV.... burn ..FV.... darken ..FV.... difference ..FV.... difference128 ..FV.... divide ..FV.... dodge ..FV.... exclusion ..FV.... freeze ..FV.... glow ..FV.... hardlight ..FV.... hardmix ..FV.... heat ..FV.... lighten ..FV.... linearlight ..FV.... multiply ..FV.... multiply128 ..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 31) (default normal) addition ..FV.... addition128 ..FV.... and ..FV.... average ..FV.... burn ..FV.... darken ..FV.... difference ..FV.... difference128 ..FV.... divide ..FV.... dodge ..FV.... exclusion ..FV.... freeze ..FV.... glow ..FV.... hardlight ..FV.... hardmix ..FV.... heat ..FV.... lighten ..FV.... linearlight ..FV.... multiply ..FV.... multiply128 ..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 31) (default -1) addition ..FV.... addition128 ..FV.... and ..FV.... average ..FV.... burn ..FV.... darken ..FV.... difference ..FV.... difference128 ..FV.... divide ..FV.... dodge ..FV.... exclusion ..FV.... freeze ..FV.... glow ..FV.... hardlight ..FV.... hardmix ..FV.... heat ..FV.... lighten ..FV.... linearlight ..FV.... multiply ..FV.... multiply128 ..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 <boolean> ..FV.... force termination when the shortest input terminates (default false) repeatlast <boolean> ..FV.... repeat last bottom frame (default true) boxblur AVOptions: luma_radius <string> ..FV.... Radius of the luma blurring box (default "2") lr <string> ..FV.... Radius of the luma blurring box (default "2") luma_power <int> ..FV.... How many times should the boxblur be applied to luma (from 0 to INT_MAX) (default 2) lp <int> ..FV.... How many times should the boxblur be applied to luma (from 0 to INT_MAX) (default 2) chroma_radius <string> ..FV.... Radius of the chroma blurring box cr <string> ..FV.... Radius of the chroma blurring box chroma_power <int> ..FV.... How many times should the boxblur be applied to chroma (from -1 to INT_MAX) (default -1) cp <int> ..FV.... How many times should the boxblur be applied to chroma (from -1 to INT_MAX) (default -1) alpha_radius <string> ..FV.... Radius of the alpha blurring box ar <string> ..FV.... Radius of the alpha blurring box alpha_power <int> ..FV.... How many times should the boxblur be applied to alpha (from -1 to INT_MAX) (default -1) ap <int> ..FV.... How many times should the boxblur be applied to alpha (from -1 to INT_MAX) (default -1) bwdif AVOptions: mode <int> ..FV.... specify the interlacing mode (from 0 to 1) (default send_field) send_frame ..FV.... send one frame for each frame send_field ..FV.... send one frame for each field parity <int> ..FV.... specify the assumed picture field parity (from -1 to 1) (default auto) 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 all) all ..FV.... deinterlace all frames interlaced ..FV.... only deinterlace frames marked as interlaced chromakey AVOptions: color <color> ..FV.... set the chromakey key color (default "black") similarity <float> ..FV.... set the chromakey similarity value (from 0.01 to 1) (default 0.01) blend <float> ..FV.... set the chromakey key blend value (from 0 to 1) (default 0) yuv <boolean> ..FV.... color parameter is in yuv instead of rgb (default false) ciescope AVOptions: system <int> ..FV.... set color system (from 0 to 8) (default hdtv) ntsc ..FV.... NTSC 1953 Y'I'O' (ITU-R BT.470 System M) 470m ..FV.... NTSC 1953 Y'I'O' (ITU-R BT.470 System M) ebu ..FV.... EBU Y'U'V' (PAL/SECAM) (ITU-R BT.470 System B, G) 470bg ..FV.... EBU Y'U'V' (PAL/SECAM) (ITU-R BT.470 System B, G) smpte ..FV.... SMPTE-C RGB 240m ..FV.... SMPTE-240M Y'PbPr apple ..FV.... Apple RGB widergb ..FV.... Adobe Wide Gamut RGB cie1931 ..FV.... CIE 1931 RGB hdtv ..FV.... ITU.BT-709 Y'CbCr rec709 ..FV.... ITU.BT-709 Y'CbCr uhdtv ..FV.... ITU-R.BT-2020 rec2020 ..FV.... ITU-R.BT-2020 cie <int> ..FV.... set cie system (from 0 to 2) (default xyy) xyy ..FV.... CIE 1931 xyY ucs ..FV.... CIE 1960 UCS luv ..FV.... CIE 1976 Luv gamuts <flags> ..FV.... set what gamuts to draw (default 0) ntsc ..FV.... 470m ..FV.... ebu ..FV.... 470bg ..FV.... smpte ..FV.... 240m ..FV.... apple ..FV.... widergb ..FV.... cie1931 ..FV.... hdtv ..FV.... rec709 ..FV.... uhdtv ..FV.... rec2020 ..FV.... size <int> ..FV.... set ciescope size (from 256 to 8192) (default 512) s <int> ..FV.... set ciescope size (from 256 to 8192) (default 512) intensity <float> ..FV.... set ciescope intensity (from 0 to 1) (default 0.001) i <float> ..FV.... set ciescope intensity (from 0 to 1) (default 0.001) contrast <float> ..FV.... (from 0 to 1) (default 0.75) corrgamma <boolean> ..FV.... (default true) showwhite <boolean> ..FV.... (default false) gamma <double> ..FV.... (from 0.1 to 6) (default 2.6) codecview AVOptions: mv <flags> ..FV.... set motion vectors to visualize (default 0) pf ..FV.... forward predicted MVs of P-frames bf ..FV.... forward predicted MVs of B-frames bb ..FV.... backward predicted MVs of B-frames qp <boolean> ..FV.... (default false) mv_type <flags> ..FV.... set motion vectors type (default 0) fp ..FV.... forward predicted MVs bp ..FV.... backward predicted MVs mvt <flags> ..FV.... set motion vectors type (default 0) fp ..FV.... forward predicted MVs bp ..FV.... backward predicted MVs frame_type <flags> ..FV.... set frame types to visualize motion vectors of (default 0) if ..FV.... I-frames pf ..FV.... P-frames bf ..FV.... B-frames ft <flags> ..FV.... set frame types to visualize motion vectors of (default 0) if ..FV.... I-frames pf ..FV.... P-frames bf ..FV.... B-frames colorbalance AVOptions: rs <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) colorkey AVOptions: color <color> ..FV.... set the colorkey key color (default "black") similarity <float> ..FV.... set the colorkey similarity value (from 0.01 to 1) (default 0.01) blend <float> ..FV.... set the colorkey key blend value (from 0 to 1) (default 0) colorlevels AVOptions: rimin <double> ..FV.... set input red black point (from -1 to 1) (default 0) gimin <double> ..FV.... set input green black point (from -1 to 1) (default 0) bimin <double> ..FV.... set input blue black point (from -1 to 1) (default 0) aimin <double> ..FV.... set input alpha black point (from -1 to 1) (default 0) rimax <double> ..FV.... set input red white point (from -1 to 1) (default 1) gimax <double> ..FV.... set input green white point (from -1 to 1) (default 1) bimax <double> ..FV.... set input blue white point (from -1 to 1) (default 1) aimax <double> ..FV.... set input alpha white point (from -1 to 1) (default 1) romin <double> ..FV.... set output red black point (from 0 to 1) (default 0) gomin <double> ..FV.... set output green black point (from 0 to 1) (default 0) bomin <double> ..FV.... set output blue black point (from 0 to 1) (default 0) aomin <double> ..FV.... set output alpha black point (from 0 to 1) (default 0) romax <double> ..FV.... set output red white point (from 0 to 1) (default 1) gomax <double> ..FV.... set output green white point (from 0 to 1) (default 1) bomax <double> ..FV.... set output blue white point (from 0 to 1) (default 1) aomax <double> ..FV.... set output alpha white point (from 0 to 1) (default 1) colormatrix AVOptions: src <int> ..FV.... set source color matrix (from -1 to 4) (default -1) bt709 ..FV.... set BT.709 colorspace fcc ..FV.... set FCC colorspace bt601 ..FV.... set BT.601 colorspace bt470 ..FV.... set BT.470 colorspace bt470bg ..FV.... set BT.470 colorspace smpte170m ..FV.... set SMTPE-170M colorspace smpte240m ..FV.... set SMPTE-240M colorspace bt2020 ..FV.... set BT.2020 colorspace dst <int> ..FV.... set destination color matrix (from -1 to 4) (default -1) bt709 ..FV.... set BT.709 colorspace fcc ..FV.... set FCC colorspace bt601 ..FV.... set BT.601 colorspace bt470 ..FV.... set BT.470 colorspace bt470bg ..FV.... set BT.470 colorspace smpte170m ..FV.... set SMTPE-170M colorspace smpte240m ..FV.... set SMPTE-240M colorspace bt2020 ..FV.... set BT.2020 colorspace colorspace AVOptions: all <int> ..FV.... Set all color properties together (from 0 to 8) (default 0) bt470m ..FV.... bt470bg ..FV.... bt601-6-525 ..FV.... bt601-6-625 ..FV.... bt709 ..FV.... smpte170m ..FV.... smpte240m ..FV.... bt2020 ..FV.... space <int> ..FV.... Output colorspace (from 0 to 11) (default 2) bt709 ..FV.... fcc ..FV.... bt470bg ..FV.... smpte170m ..FV.... smpte240m ..FV.... ycgco ..FV.... bt2020ncl ..FV.... range <int> ..FV.... Output color range (from 0 to 2) (default 0) tv ..FV.... mpeg ..FV.... pc ..FV.... jpeg ..FV.... primaries <int> ..FV.... Output color primaries (from 0 to 22) (default 2) bt709 ..FV.... bt470m ..FV.... bt470bg ..FV.... smpte170m ..FV.... smpte240m ..FV.... film ..FV.... smpte431 ..FV.... smpte432 ..FV.... bt2020 ..FV.... trc <int> ..FV.... Output transfer characteristics (from 0 to 18) (default 2) bt709 ..FV.... bt470m ..FV.... gamma22 ..FV.... bt470bg ..FV.... gamma28 ..FV.... smpte170m ..FV.... smpte240m ..FV.... srgb ..FV.... iec61966-2-1 ..FV.... xvycc ..FV.... iec61966-2-4 ..FV.... bt2020-10 ..FV.... bt2020-12 ..FV.... format <int> ..FV.... Output pixel format (from -1 to 338) (default -1) yuv420p ..FV.... yuv420p10 ..FV.... yuv420p12 ..FV.... yuv422p ..FV.... yuv422p10 ..FV.... yuv422p12 ..FV.... yuv444p ..FV.... yuv444p10 ..FV.... yuv444p12 ..FV.... fast <boolean> ..FV.... Ignore primary chromaticity and gamma correction (default false) dither <int> ..FV.... Dithering mode (from 0 to 1) (default none) none ..FV.... fsb ..FV.... wpadapt <int> ..FV.... Whitepoint adaptation method (from 0 to 2) (default bradford) bradford ..FV.... vonkries ..FV.... identity ..FV.... iall <int> ..FV.... Set all input color properties together (from 0 to 8) (default 0) bt470m ..FV.... bt470bg ..FV.... bt601-6-525 ..FV.... bt601-6-625 ..FV.... bt709 ..FV.... smpte170m ..FV.... smpte240m ..FV.... bt2020 ..FV.... ispace <int> ..FV.... Input colorspace (from 0 to 22) (default 2) bt709 ..FV.... fcc ..FV.... bt470bg ..FV.... smpte170m ..FV.... smpte240m ..FV.... ycgco ..FV.... bt2020ncl ..FV.... irange <int> ..FV.... Input color range (from 0 to 2) (default 0) tv ..FV.... mpeg ..FV.... pc ..FV.... jpeg ..FV.... iprimaries <int> ..FV.... Input color primaries (from 0 to 22) (default 2) bt709 ..FV.... bt470m ..FV.... bt470bg ..FV.... smpte170m ..FV.... smpte240m ..FV.... film ..FV.... smpte431 ..FV.... smpte432 ..FV.... bt2020 ..FV.... itrc <int> ..FV.... Input transfer characteristics (from 0 to 18) (default 2) bt709 ..FV.... bt470m ..FV.... gamma22 ..FV.... bt470bg ..FV.... gamma28 ..FV.... smpte170m ..FV.... smpte240m ..FV.... srgb ..FV.... iec61966-2-1 ..FV.... xvycc ..FV.... iec61966-2-4 ..FV.... bt2020-10 ..FV.... bt2020-12 ..FV.... convolution AVOptions: 0m <string> ..FV.... set matrix for 1st plane (default "0 0 0 0 1 0 0 0 0") 1m <string> ..FV.... set matrix for 2nd plane (default "0 0 0 0 1 0 0 0 0") 2m <string> ..FV.... set matrix for 3rd plane (default "0 0 0 0 1 0 0 0 0") 3m <string> ..FV.... set matrix for 4th plane (default "0 0 0 0 1 0 0 0 0") 0rdiv <float> ..FV.... set rdiv for 1st plane (from 0 to INT_MAX) (default 1) 1rdiv <float> ..FV.... set rdiv for 2nd plane (from 0 to INT_MAX) (default 1) 2rdiv <float> ..FV.... set rdiv for 3rd plane (from 0 to INT_MAX) (default 1) 3rdiv <float> ..FV.... set rdiv for 4th plane (from 0 to INT_MAX) (default 1) 0bias <float> ..FV.... set bias for 1st plane (from 0 to INT_MAX) (default 0) 1bias <float> ..FV.... set bias for 2nd plane (from 0 to INT_MAX) (default 0) 2bias <float> ..FV.... set bias for 3rd plane (from 0 to INT_MAX) (default 0) 3bias <float> ..FV.... set bias for 4th plane (from 0 to INT_MAX) (default 0) cover_rect AVOptions: cover <string> ..FV.... cover bitmap filename mode <int> ..FV.... set removal mode (from 0 to 1) (default blur) cover ..FV.... cover area with bitmap blur ..FV.... blur area 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 <boolean> ..FV.... keep aspect ratio (default false) exact <boolean> ..FV.... do exact cropping (default false) cropdetect AVOptions: limit <float> ..FV.... Threshold below which the pixel is considered black (from 0 to 65535) (default 0.0941176) round <int> ..FV.... Value by which the width/height should be divisible (from 0 to INT_MAX) (default 16) reset <int> ..FV.... Recalculate the crop area after this many frames (from 0 to INT_MAX) (default 0) reset_count <int> ..FV.... Recalculate the crop area after this many frames (from 0 to INT_MAX) (default 0) max_outliers <int> ..FV.... Threshold count of outliers (from 0 to INT_MAX) (default 0) curves AVOptions: preset <int> ..FV.... select a color curves preset (from 0 to 10) (default none) 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 plot <string> ..FV.... save Gnuplot script of the curves in specified file datascope AVOptions: size <image_size> ..FV.... set output size (default "hd720") s <image_size> ..FV.... set output size (default "hd720") x <int> ..FV.... set x offset (from 0 to INT_MAX) (default 0) y <int> ..FV.... set y offset (from 0 to INT_MAX) (default 0) mode <int> ..FV.... set scope mode (from 0 to 2) (default mono) mono ..FV.... color ..FV.... color2 ..FV.... axis <boolean> ..FV.... draw column/row numbers (default false) opacity <float> ..FV.... set background opacity (from 0 to 1) (default 0.75) dctdnoiz AVOptions: sigma <float> ..FV.... set noise sigma constant (from 0 to 999) (default 0) s <float> ..FV.... set noise sigma constant (from 0 to 999) (default 0) overlap <int> ..FV.... set number of block overlapping pixels (from -1 to 15) (default -1) expr <string> ..FV.... set coefficient factor expression e <string> ..FV.... set coefficient factor expression n <int> ..FV.... set the block size, expressed in bits (from 3 to 4) (default 3) deband AVOptions: 1thr <float> ..FV.... set 1st plane threshold (from 3e-05 to 0.5) (default 0.02) 2thr <float> ..FV.... set 2nd plane threshold (from 3e-05 to 0.5) (default 0.02) 3thr <float> ..FV.... set 3rd plane threshold (from 3e-05 to 0.5) (default 0.02) 4thr <float> ..FV.... set 4th plane threshold (from 3e-05 to 0.5) (default 0.02) range <int> ..FV.... set range (from INT_MIN to INT_MAX) (default 16) r <int> ..FV.... set range (from INT_MIN to INT_MAX) (default 16) direction <float> ..FV.... set direction (from -6.28319 to 6.28319) (default 6.28319) d <float> ..FV.... set direction (from -6.28319 to 6.28319) (default 6.28319) blur <boolean> ..FV.... set blur (default true) b <boolean> ..FV.... set blur (default true) coupling <boolean> ..FV.... set plane coupling (default false) c <boolean> ..FV.... set plane coupling (default false) decimate AVOptions: cycle <int> ..FV.... set the number of frame from which one will be dropped (from 2 to 25) (default 5) dupthresh <double> ..FV.... set duplicate threshold (from 0 to 100) (default 1.1) scthresh <double> ..FV.... set scene change threshold (from 0 to 100) (default 15) blockx <int> ..FV.... set the size of the x-axis blocks used during metric calculations (from 4 to 512) (default 32) blocky <int> ..FV.... set the size of the y-axis blocks used during metric calculations (from 4 to 512) (default 32) ppsrc <boolean> ..FV.... mark main input as a pre-processed input and activate clean source input stream (default false) chroma <boolean> ..FV.... set whether or not chroma is considered in the metric calculations (default true) deflate AVOptions: threshold0 <int> ..FV.... set threshold for 1st plane (from 0 to 65535) (default 65535) threshold1 <int> ..FV.... set threshold for 2nd plane (from 0 to 65535) (default 65535) threshold2 <int> ..FV.... set threshold for 3rd plane (from 0 to 65535) (default 65535) threshold3 <int> ..FV.... set threshold for 4th plane (from 0 to 65535) (default 65535) deinterlace_vaapi AVOptions: mode <int> ..FV.... Deinterlacing mode (from 0 to 4) (default default) 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 0 to INT_MAX) (default 0) t <int> ..FV.... set delogo area band size (from 0 to INT_MAX) (default 0) show <boolean> ..FV.... show delogo area (default false) deshake AVOptions: x <int> ..FV.... set x for the rectangular search area (from -1 to INT_MAX) (default -1) y <int> ..FV.... set y for the rectangular search area (from -1 to INT_MAX) (default -1) w <int> ..FV.... set width for the rectangular search area (from -1 to INT_MAX) (default -1) h <int> ..FV.... set height for the rectangular search area (from -1 to INT_MAX) (default -1) rx <int> ..FV.... set x for the rectangular search area (from 0 to 64) (default 16) ry <int> ..FV.... set y for the rectangular search area (from 0 to 64) (default 16) edge <int> ..FV.... set edge mode (from 0 to 3) (default mirror) blank ..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 exhaustive) exhaustive ..FV.... exhaustive search less ..FV.... less exhaustive search filename <string> ..FV.... set motion search detailed log file name opencl <boolean> ..FV.... use OpenCL filtering capabilities (default false) detelecine AVOptions: first_field <int> ..FV.... select first field (from 0 to 1) (default top) 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") start_frame <int> ..FV.... position of first frame with respect to the pattern if stream is cut (from 0 to 13) (default 0) dilation AVOptions: threshold0 <int> ..FV.... set threshold for 1st plane (from 0 to 65535) (default 65535) threshold1 <int> ..FV.... set threshold for 2nd plane (from 0 to 65535) (default 65535) threshold2 <int> ..FV.... set threshold for 3rd plane (from 0 to 65535) (default 65535) threshold3 <int> ..FV.... set threshold for 4th plane (from 0 to 65535) (default 65535) coordinates <int> ..FV.... set coordinates (from 0 to 255) (default 255) displace AVOptions: edge <int> ..FV.... set edge mode (from 0 to 2) (default smear) blank ..FV.... smear ..FV.... wrap ..FV.... 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") drawgraph AVOptions: m1 <string> ..FV.... set 1st metadata key (default "") fg1 <string> ..FV.... set 1st foreground color expression (default "0xffff0000") m2 <string> ..FV.... set 2nd metadata key (default "") fg2 <string> ..FV.... set 2nd foreground color expression (default "0xff00ff00") m3 <string> ..FV.... set 3rd metadata key (default "") fg3 <string> ..FV.... set 3rd foreground color expression (default "0xffff00ff") m4 <string> ..FV.... set 4th metadata key (default "") fg4 <string> ..FV.... set 4th foreground color expression (default "0xffffff00") bg <color> ..FV.... set background color (default "white") min <float> ..FV.... set minimal value (from INT_MIN to INT_MAX) (default -1) max <float> ..FV.... set maximal value (from INT_MIN to INT_MAX) (default 1) mode <int> ..FV.... set graph mode (from 0 to 2) (default line) bar ..FV.... draw bars dot ..FV.... draw dots line ..FV.... draw lines slide <int> ..FV.... set slide mode (from 0 to 4) (default frame) frame ..FV.... draw new frames replace ..FV.... replace old columns with new scroll ..FV.... scroll from right to left rscroll ..FV.... scroll from left to right picture ..FV.... display graph in single frame size <image_size> ..FV.... set graph size (default "900x256") s <image_size> ..FV.... set graph size (default "900x256") 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") fontcolor_expr <string> ..FV.... set foreground color expression (default "") boxcolor <color> ..FV.... set box color (default "white") bordercolor <color> ..FV.... set border color (default "black") shadowcolor <color> ..FV.... set shadow color (default "black") box <boolean> ..FV.... set box (default false) boxborderw <int> ..FV.... set box border width (from INT_MIN to INT_MAX) (default 0) line_spacing <int> ..FV.... set line spacing in pixels (from INT_MIN to INT_MAX) (default 0) fontsize <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 shadow x offset (from INT_MIN to INT_MAX) (default 0) shadowy <int> ..FV.... set shadow y offset (from INT_MIN to INT_MAX) (default 0) borderw <int> ..FV.... set border width (from INT_MIN to INT_MAX) (default 0) tabsize <int> ..FV.... set tab size (from 0 to INT_MAX) (default 4) basetime <int64> ..FV.... set base time (from I64_MIN to I64_MAX) (default I64_MIN) font <string> ..FV.... Font name (default "Sans") expansion <int> ..FV.... set the expansion mode (from 0 to 2) (default normal) none ..FV.... set no expansion normal ..FV.... set normal expansion strftime ..FV.... set strftime expansion (deprecated) timecode <string> ..FV.... set initial timecode tc24hmax <boolean> ..FV.... set 24 hours max (timecode only) (default false) timecode_rate <rational> ..FV.... set rate (timecode only) (from 0 to INT_MAX) (default 0/1) r <rational> ..FV.... set rate (timecode only) (from 0 to INT_MAX) (default 0/1) rate <rational> ..FV.... set rate (timecode only) (from 0 to INT_MAX) (default 0/1) reload <boolean> ..FV.... reload text file for each frame (default false) alpha <string> ..FV.... apply alpha while rendering (default "1") fix_bounds <boolean> ..FV.... check and fix text coords to avoid clipping (default true) start_number <int> ..FV.... start frame number for n/frame_num variable (from 0 to INT_MAX) (default 0) text_shaping <boolean> ..FV.... attempt to shape text before drawing (default true) ft_load_flags <flags> ..FV.... set font loading flags for libfreetype (default 0) default ..FV.... no_scale ..FV.... no_hinting ..FV.... render ..FV.... no_bitmap ..FV.... vertical_layout ..FV.... force_autohint ..FV.... crop_bitmap ..FV.... pedantic ..FV.... ignore_global_advance_width ..FV.... no_recurse ..FV.... ignore_transform ..FV.... monochrome ..FV.... linear_design ..FV.... no_autohint ..FV.... edgedetect AVOptions: high <double> ..FV.... set high threshold (from 0 to 1) (default 0.196078) low <double> ..FV.... set low threshold (from 0 to 1) (default 0.0784314) mode <int> ..FV.... set mode (from 0 to 1) (default wires) wires ..FV.... white/gray wires on black colormix ..FV.... mix colors 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) pal8 <boolean> ..FV.... set the pal8 output (default false) eq AVOptions: contrast <string> ..FV.... set the contrast adjustment, negative values give a negative image (default "1.0") brightness <string> ..FV.... set the brightness adjustment (default "0.0") saturation <string> ..FV.... set the saturation adjustment (default "1.0") gamma <string> ..FV.... set the initial gamma value (default "1.0") gamma_r <string> ..FV.... gamma value for red (default "1.0") gamma_g <string> ..FV.... gamma value for green (default "1.0") gamma_b <string> ..FV.... gamma value for blue (default "1.0") gamma_weight <string> ..FV.... set the gamma weight which reduces the effect of gamma on bright areas (default "1.0") eval <int> ..FV.... specify when to evaluate expressions (from 0 to 1) (default init) init ..FV.... eval expressions once during initialization frame ..FV.... eval expressions per-frame erosion AVOptions: threshold0 <int> ..FV.... set threshold for 1st plane (from 0 to 65535) (default 65535) threshold1 <int> ..FV.... set threshold for 2nd plane (from 0 to 65535) (default 65535) threshold2 <int> ..FV.... set threshold for 3rd plane (from 0 to 65535) (default 65535) threshold3 <int> ..FV.... set threshold for 4th plane (from 0 to 65535) (default 65535) coordinates <int> ..FV.... set coordinates (from 0 to 255) (default 255) extractplanes AVOptions: planes <flags> ..FV.... set planes (default r) y ..FV.... set luma plane u ..FV.... set u plane v ..FV.... set v plane r ..FV.... set red plane g ..FV.... set green plane b ..FV.... set blue plane a ..FV.... set alpha plane fade AVOptions: type <int> ..FV.... 'in' or 'out' for fade-in/fade-out (from 0 to 1) (default in) t <int> ..FV.... 'in' or 'out' for fade-in/fade-out (from 0 to 1) (default in) 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 <boolean> ..FV.... fade alpha if it is available on the input (default false) start_time <duration> ..FV.... Number of seconds of the beginning of the effect. (default 0) st <duration> ..FV.... Number of seconds of the beginning of the effect. (default 0) duration <duration> ..FV.... Duration of the effect in seconds. (default 0) d <duration> ..FV.... Duration of the effect in seconds. (default 0) color <color> ..FV.... set color (default "black") c <color> ..FV.... set color (default "black") fftfilt AVOptions: dc_Y <int> ..FV.... adjust gain in Y plane (from 0 to 1000) (default 0) dc_U <int> ..FV.... adjust gain in U plane (from 0 to 1000) (default 0) dc_V <int> ..FV.... adjust gain in V plane (from 0 to 1000) (default 0) weight_Y <string> ..FV.... set luminance expression in Y plane (default "1") weight_U <string> ..FV.... set chrominance expression in U plane weight_V <string> ..FV.... set chrominance expression in V plane field AVOptions: type <int> ..FV.... set field type (top or bottom) (from 0 to 1) (default top) top ..FV.... select top field bottom ..FV.... select bottom field fieldhint AVOptions: hint <string> ..FV.... set hint file mode <int> ..FV.... set hint mode (from 0 to 1) (default absolute) absolute ..FV.... relative ..FV.... fieldmatch AVOptions: order <int> ..FV.... specify the assumed field order (from -1 to 1) (default auto) 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 pc_n) 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 <boolean> ..FV.... mark main input as a pre-processed input and activate clean source input stream (default false) field <int> ..FV.... set the field to match from (from -1 to 1) (default auto) auto ..FV.... automatic (same value as 'order') bottom ..FV.... bottom field top ..FV.... top field mchroma <boolean> ..FV.... set whether or not chroma is included during the match comparisons (default true) y0 <int> ..FV.... define an exclusion band which excludes the lines between y0 and y1 from the field matching decision (from 0 to INT_MAX) (default 0) y1 <int> ..FV.... define an exclusion band which excludes the lines between y0 and y1 from the field matching decision (from 0 to INT_MAX) (default 0) scthresh <double> ..FV.... set scene change detection threshold (from 0 to 100) (default 12) combmatch <int> ..FV.... set combmatching mode (from 0 to 2) (default sc) none ..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 none) 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 <boolean> ..FV.... set whether or not chroma is considered in the combed frame decision (default false) blockx <int> ..FV.... set the x-axis size of the window used during combed frame detection (from 4 to 512) (default 16) blocky <int> ..FV.... set the y-axis size of the window used during combed frame detection (from 4 to 512) (default 16) combpel <int> ..FV.... set the number of combed pixels inside any of the blocky by blockx size blocks on the frame for the frame to be detected as combed (from 0 to INT_MAX) (default 80) fieldorder AVOptions: order <int> ..FV.... output field order (from 0 to 1) (default tff) bff ..FV.... bottom field first tff ..FV.... top field first find_rect AVOptions: object <string> ..FV.... object bitmap filename threshold <float> ..FV.... set threshold (from 0 to 1) (default 0.5) mipmaps <int> ..FV.... set mipmaps (from 1 to 5) (default 3) xmin <int> ..FV.... (from 0 to INT_MAX) (default 0) ymin <int> ..FV.... (from 0 to INT_MAX) (default 0) xmax <int> ..FV.... (from 0 to INT_MAX) (default 0) ymax <int> ..FV.... (from 0 to INT_MAX) (default 0) format AVOptions: pix_fmts <string> ..FV.... A '|'-separated list of pixel formats 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 near) 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: framerate AVOptions: fps <video_rate> ..FV.... required output frames per second rate (default "50") interp_start <int> ..FV.... point to start linear interpolation (from 0 to 255) (default 15) interp_end <int> ..FV.... point to end linear interpolation (from 0 to 255) (default 240) scene <double> ..FV.... scene change level (from 0 to INT_MAX) (default 7) flags <flags> ..FV.... set flags (default scene_change_detect+scd) scene_change_detect ..FV.... enable scene change detection scd ..FV.... enable scene change detection framestep AVOptions: step <int> ..FV.... set frame step (from 1 to INT_MAX) (default 1) frei0r AVOptions: filter_name <string> ..FV.... filter_params <string> ..FV.... fspp AVOptions: quality <int> ..FV.... set quality (from 4 to 5) (default 4) qp <int> ..FV.... force a constant quantizer parameter (from 0 to 64) (default 0) strength <int> ..FV.... set filter strength (from -15 to 32) (default 0) use_bframe_qp <boolean> ..FV.... use B-frames' QP (default false) gblur AVOptions: sigma <float> ..FV.... set sigma (from 0 to 1024) (default 0.5) steps <int> ..FV.... set number of steps (from 1 to 6) (default 1) planes <int> ..FV.... set planes to filter (from 0 to 15) (default 15) sigmaV <float> ..FV.... set vertical sigma (from -1 to 1024) (default -1) geq AVOptions: lum_expr <string> ..FV.... set luminance expression lum <string> ..FV.... set luminance expression cb_expr <string> ..FV.... set chroma blue expression cb <string> ..FV.... set chroma blue expression cr_expr <string> ..FV.... set chroma red expression cr <string> ..FV.... set chroma red expression alpha_expr <string> ..FV.... set alpha expression a <string> ..FV.... set alpha expression red_expr <string> ..FV.... set red expression r <string> ..FV.... set red expression green_expr <string> ..FV.... set green expression g <string> ..FV.... set green expression blue_expr <string> ..FV.... set blue expression b <string> ..FV.... set blue expression 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 <boolean> ..FV.... force termination when the shortest input terminates (default false) repeatlast <boolean> ..FV.... continue applying the last clut after eos (default true) interp <int> ..FV.... select interpolation mode (from 0 to 2) (default tetrahedral) 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 hflip AVOptions: histeq AVOptions: strength <float> ..FV.... set the strength (from 0 to 1) (default 0.2) intensity <float> ..FV.... set the intensity (from 0 to 1) (default 0.21) antibanding <int> ..FV.... set the antibanding level (from 0 to 2) (default none) none ..FV.... apply no antibanding weak ..FV.... apply weak antibanding strong ..FV.... apply strong antibanding histogram AVOptions: level_height <int> ..FV.... set level height (from 50 to 2048) (default 200) scale_height <int> ..FV.... set scale height (from 0 to 40) (default 12) display_mode <int> ..FV.... set display mode (from 0 to 1) (default parade) parade ..FV.... overlay ..FV.... d <int> ..FV.... set display mode (from 0 to 1) (default parade) parade ..FV.... overlay ..FV.... levels_mode <int> ..FV.... set levels mode (from 0 to 1) (default linear) linear ..FV.... logarithmic ..FV.... m <int> ..FV.... set levels mode (from 0 to 1) (default linear) linear ..FV.... logarithmic ..FV.... components <int> ..FV.... set color components to display (from 1 to 15) (default 7) c <int> ..FV.... set color components to display (from 1 to 15) (default 7) fgopacity <float> ..FV.... set foreground opacity (from 0 to 1) (default 0.7) f <float> ..FV.... set foreground opacity (from 0 to 1) (default 0.7) bgopacity <float> ..FV.... set background opacity (from 0 to 1) (default 0.5) b <float> ..FV.... set background opacity (from 0 to 1) (default 0.5) hqdn3d AVOptions: luma_spatial <double> ..FV.... 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) hqx AVOptions: n <int> ..FV.... set scale factor (from 2 to 4) (default 3) hstack AVOptions: inputs <int> ..FV.... set number of inputs (from 2 to INT_MAX) (default 2) shortest <boolean> ..FV.... force termination when the shortest input terminates (default false) hue AVOptions: h <string> ..FV.... 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") hwmap AVOptions: mode <flags> ..FV.... Frame mapping mode (default read+write) read ..FV.... Mapping should be readable write ..FV.... Mapping should be writeable overwrite ..FV.... Mapping will always overwrite the entire frame direct ..FV.... Mapping should not involve any copying cudaupload AVOptions: device <int> ..FV.... Number of the device to use (from 0 to INT_MAX) (default 0) hysteresis AVOptions: planes <int> ..FV.... set planes (from 0 to 15) (default 15) threshold <int> ..FV.... set threshold (from 0 to 65535) (default 0) idet AVOptions: intl_thres <float> ..FV.... set interlacing threshold (from -1 to FLT_MAX) (default 1.04) prog_thres <float> ..FV.... set progressive threshold (from -1 to FLT_MAX) (default 1.5) rep_thres <float> ..FV.... set repeat threshold (from -1 to FLT_MAX) (default 3) half_life <float> ..FV.... half life of cumulative statistics (from -1 to INT_MAX) (default 0) analyze_interlaced_flag <int> ..FV.... set number of frames to use to determine if the interlace flag is accurate (from 0 to INT_MAX) (default 0) il AVOptions: luma_mode <int> ..FV.... select luma mode (from 0 to 2) (default none) none ..FV.... interleave ..FV.... i ..FV.... deinterleave ..FV.... d ..FV.... l <int> ..FV.... select luma mode (from 0 to 2) (default none) none ..FV.... interleave ..FV.... i ..FV.... deinterleave ..FV.... d ..FV.... chroma_mode <int> ..FV.... select chroma mode (from 0 to 2) (default none) none ..FV.... interleave ..FV.... i ..FV.... deinterleave ..FV.... d ..FV.... c <int> ..FV.... select chroma mode (from 0 to 2) (default none) none ..FV.... interleave ..FV.... i ..FV.... deinterleave ..FV.... d ..FV.... alpha_mode <int> ..FV.... select alpha mode (from 0 to 2) (default none) none ..FV.... interleave ..FV.... i ..FV.... deinterleave ..FV.... d ..FV.... a <int> ..FV.... select alpha mode (from 0 to 2) (default none) none ..FV.... interleave ..FV.... i ..FV.... deinterleave ..FV.... d ..FV.... luma_swap <boolean> ..FV.... swap luma fields (default false) ls <boolean> ..FV.... swap luma fields (default false) chroma_swap <boolean> ..FV.... swap chroma fields (default false) cs <boolean> ..FV.... swap chroma fields (default false) alpha_swap <boolean> ..FV.... swap alpha fields (default false) as <boolean> ..FV.... swap alpha fields (default false) inflate AVOptions: threshold0 <int> ..FV.... set threshold for 1st plane (from 0 to 65535) (default 65535) threshold1 <int> ..FV.... set threshold for 2nd plane (from 0 to 65535) (default 65535) threshold2 <int> ..FV.... set threshold for 3rd plane (from 0 to 65535) (default 65535) threshold3 <int> ..FV.... set threshold for 4th plane (from 0 to 65535) (default 65535) interlace AVOptions: scan <int> ..FV.... scanning mode (from 0 to 1) (default tff) tff ..FV.... top field first bff ..FV.... bottom field first lowpass <boolean> ..FV.... set vertical low-pass filter (default true) 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 <boolean> ..FV.... set the map (default false) order <boolean> ..FV.... set the order (default false) sharp <boolean> ..FV.... set sharpening (default false) twoway <boolean> ..FV.... set twoway (default false) lenscorrection AVOptions: cx <double> ..FV.... set relative center x (from 0 to 1) (default 0.5) cy <double> ..FV.... set relative center y (from 0 to 1) (default 0.5) k1 <double> ..FV.... set quadratic distortion factor (from -1 to 1) (default 0) k2 <double> ..FV.... set double quadratic distortion factor (from -1 to 1) (default 0) loop AVOptions: loop <int> ..FV.... number of loops (from -1 to INT_MAX) (default 0) size <int64> ..FV.... max number of frames to loop (from 0 to 32767) (default 0) start <int64> ..FV.... set the loop start frame (from 0 to I64_MAX) (default 0) lut AVOptions: c0 <string> ..FV.... set component #0 expression (default "clipval") c1 <string> ..FV.... set component #1 expression (default "clipval") c2 <string> ..FV.... set component #2 expression (default "clipval") c3 <string> ..FV.... set component #3 expression (default "clipval") y <string> ..FV.... set Y expression (default "clipval") u <string> ..FV.... set U expression (default "clipval") v <string> ..FV.... set V expression (default "clipval") r <string> ..FV.... set R expression (default "clipval") g <string> ..FV.... set G expression (default "clipval") b <string> ..FV.... set B expression (default "clipval") a <string> ..FV.... set A expression (default "clipval") lut2 AVOptions: c0 <string> ..FV.... set component #0 expression (default "x") c1 <string> ..FV.... set component #1 expression (default "x") c2 <string> ..FV.... set component #2 expression (default "x") c3 <string> ..FV.... set component #3 expression (default "x") lut3d AVOptions: file <string> ..FV.... set 3D LUT file name interp <int> ..FV.... select interpolation mode (from 0 to 2) (default tetrahedral) 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 lutrgb AVOptions: c0 <string> ..FV.... set component #0 expression (default "clipval") c1 <string> ..FV.... set component #1 expression (default "clipval") c2 <string> ..FV.... set component #2 expression (default "clipval") c3 <string> ..FV.... set component #3 expression (default "clipval") y <string> ..FV.... set Y expression (default "clipval") u <string> ..FV.... set U expression (default "clipval") v <string> ..FV.... set V expression (default "clipval") r <string> ..FV.... set R expression (default "clipval") g <string> ..FV.... set G expression (default "clipval") b <string> ..FV.... set B expression (default "clipval") a <string> ..FV.... set A expression (default "clipval") lutyuv AVOptions: c0 <string> ..FV.... set component #0 expression (default "clipval") c1 <string> ..FV.... set component #1 expression (default "clipval") c2 <string> ..FV.... set component #2 expression (default "clipval") c3 <string> ..FV.... set component #3 expression (default "clipval") y <string> ..FV.... set Y expression (default "clipval") u <string> ..FV.... set U expression (default "clipval") v <string> ..FV.... set V expression (default "clipval") r <string> ..FV.... set R expression (default "clipval") g <string> ..FV.... set G expression (default "clipval") b <string> ..FV.... set B expression (default "clipval") a <string> ..FV.... set A expression (default "clipval") maskedclamp AVOptions: undershoot <int> ..FV.... set undershoot (from 0 to INT_MAX) (default 0) overshoot <int> ..FV.... set overshoot (from 0 to INT_MAX) (default 0) planes <int> ..FV.... set planes (from 0 to 15) (default 15) maskedmerge AVOptions: planes <int> ..FV.... set planes (from 0 to 15) (default 15) mcdeint AVOptions: mode <int> ..FV.... set mode (from 0 to 3) (default fast) fast ..FV.... medium ..FV.... slow ..FV.... extra_slow ..FV.... parity <int> ..FV.... set the assumed picture field parity (from -1 to 1) (default bff) 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+08) (default 0) format <pix_fmt> ..FV.... set output pixel format (default yuva444p) mestimate AVOptions: method <int> ..FV.... motion estimation method (from 1 to 9) (default esa) esa ..FV.... exhaustive search tss ..FV.... three step search tdls ..FV.... two dimensional logarithmic search ntss ..FV.... new three step search fss ..FV.... four step search ds ..FV.... diamond search hexbs ..FV.... hexagon-based search epzs ..FV.... enhanced predictive zonal search umh ..FV.... uneven multi-hexagon search mb_size <int> ..FV.... macroblock size (from 8 to INT_MAX) (default 16) search_param <int> ..FV.... search parameter (from 4 to INT_MAX) (default 7) metadata AVOptions: mode <int> ..FV.... set a mode of operation (from 0 to 4) (default select) select ..FV.... select frame add ..FV.... add new metadata modify ..FV.... modify metadata delete ..FV.... delete metadata print ..FV.... print metadata key <string> ..FV.... set metadata key value <string> ..FV.... set metadata value function <int> ..FV.... function for comparing values (from 0 to 5) (default same_str) same_str ..FV.... starts_with ..FV.... less ..FV.... equal ..FV.... greater ..FV.... expr ..FV.... expr <string> ..FV.... set expression for expr function file <string> ..FV.... set file where to print metadata information midequalizer AVOptions: planes <int> ..FV.... set planes (from 0 to 15) (default 15) minterpolate AVOptions: fps <video_rate> ..FV.... output's frame rate (default "60") mi_mode <int> ..FV.... motion interpolation mode (from 0 to 2) (default mci) dup ..FV.... duplicate frames blend ..FV.... blend frames mci ..FV.... motion compensated interpolation mc_mode <int> ..FV.... motion compensation mode (from 0 to 1) (default obmc) obmc ..FV.... overlapped block motion compensation aobmc ..FV.... adaptive overlapped block motion compensation me_mode <int> ..FV.... motion estimation mode (from 0 to 1) (default bilat) bidir ..FV.... bidirectional motion estimation bilat ..FV.... bilateral motion estimation me <int> ..FV.... motion estimation method (from 1 to 9) (default epzs) esa ..FV.... exhaustive search tss ..FV.... three step search tdls ..FV.... two dimensional logarithmic search ntss ..FV.... new three step search fss ..FV.... four step search ds ..FV.... diamond search hexbs ..FV.... hexagon-based search epzs ..FV.... enhanced predictive zonal search umh ..FV.... uneven multi-hexagon search mb_size <int> ..FV.... macroblock size (from 4 to 16) (default 16) search_param <int> ..FV.... search parameter (from 4 to INT_MAX) (default 32) vsbmc <int> ..FV.... variable-size block motion compensation (from 0 to 1) (default 0) scd <int> ..FV.... scene change detection method (from 0 to 1) (default fdiff) none ..FV.... disable detection fdiff ..FV.... frame difference scd_threshold <double> ..FV.... scene change threshold (from 0 to 100) (default 5) 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 <boolean> ..FV.... (default false) nlmeans AVOptions: s <double> ..FV.... denoising strength (from 1 to 30) (default 1) p <int> ..FV.... patch size (from 0 to 99) (default 7) pc <int> ..FV.... patch size for chroma planes (from 0 to 99) (default 0) r <int> ..FV.... research window (from 0 to 99) (default 15) rc <int> ..FV.... research window for chroma planes (from 0 to 99) (default 0) nnedi AVOptions: weights <string> ..FV.... set weights file (default "nnedi3_weights.bin") deint <int> ..FV.... set which frames to deinterlace (from 0 to 1) (default all) all ..FV.... deinterlace all frames interlaced ..FV.... only deinterlace frames marked as interlaced field <int> ..FV.... set mode of operation (from -2 to 3) (default a) af ..FV.... use frame flags, both fields a ..FV.... use frame flags, single field t ..FV.... use top field only b ..FV.... use bottom field only tf ..FV.... use both fields, top first bf ..FV.... use both fields, bottom first planes <int> ..FV.... set which planes to process (from 0 to 7) (default 7) nsize <int> ..FV.... set size of local neighborhood around each pixel, used by the predictor neural network (from 0 to 6) (default s32x4) s8x6 ..FV.... s16x6 ..FV.... s32x6 ..FV.... s48x6 ..FV.... s8x4 ..FV.... s16x4 ..FV.... s32x4 ..FV.... nns <int> ..FV.... set number of neurons in predictor neural network (from 0 to 4) (default n32) n16 ..FV.... n32 ..FV.... n64 ..FV.... n128 ..FV.... n256 ..FV.... qual <int> ..FV.... set quality (from 1 to 2) (default fast) fast ..FV.... slow ..FV.... etype <int> ..FV.... set which set of weights to use in the predictor (from 0 to 1) (default a) a ..FV.... weights trained to minimize absolute error s ..FV.... weights trained to minimize squared error pscrn <int> ..FV.... set prescreening (from 0 to 2) (default new) none ..FV.... original ..FV.... new ..FV.... fapprox <int> ..FV.... (from 0 to 3) (default 0) noformat AVOptions: pix_fmts <string> ..FV.... A '|'-separated list of pixel formats noise AVOptions: all_seed <int> ..FV.... set component #0 noise seed (from -1 to INT_MAX) (default -1) all_strength <int> ..FV.... set component #0 strength (from 0 to 100) (default 0) alls <int> ..FV.... set component #0 strength (from 0 to 100) (default 0) all_flags <flags> ..FV.... set component #0 flags (default 0) a ..FV.... averaged noise p ..FV.... (semi)regular pattern t ..FV.... temporal noise u ..FV.... uniform noise allf <flags> ..FV.... set component #0 flags (default 0) a ..FV.... averaged noise p ..FV.... (semi)regular pattern t ..FV.... temporal noise u ..FV.... uniform noise c0_seed <int> ..FV.... set component #0 noise seed (from -1 to INT_MAX) (default -1) c0_strength <int> ..FV.... set component #0 strength (from 0 to 100) (default 0) c0s <int> ..FV.... set component #0 strength (from 0 to 100) (default 0) c0_flags <flags> ..FV.... set component #0 flags (default 0) a ..FV.... averaged noise p ..FV.... (semi)regular pattern t ..FV.... temporal noise u ..FV.... uniform noise c0f <flags> ..FV.... set component #0 flags (default 0) a ..FV.... averaged noise p ..FV.... (semi)regular pattern t ..FV.... temporal noise u ..FV.... uniform noise c1_seed <int> ..FV.... set component #1 noise seed (from -1 to INT_MAX) (default -1) c1_strength <int> ..FV.... set component #1 strength (from 0 to 100) (default 0) c1s <int> ..FV.... set component #1 strength (from 0 to 100) (default 0) c1_flags <flags> ..FV.... set component #1 flags (default 0) a ..FV.... averaged noise p ..FV.... (semi)regular pattern t ..FV.... temporal noise u ..FV.... uniform noise c1f <flags> ..FV.... set component #1 flags (default 0) a ..FV.... averaged noise p ..FV.... (semi)regular pattern t ..FV.... temporal noise u ..FV.... uniform noise c2_seed <int> ..FV.... set component #2 noise seed (from -1 to INT_MAX) (default -1) c2_strength <int> ..FV.... set component #2 strength (from 0 to 100) (default 0) c2s <int> ..FV.... set component #2 strength (from 0 to 100) (default 0) c2_flags <flags> ..FV.... set component #2 flags (default 0) a ..FV.... averaged noise p ..FV.... (semi)regular pattern t ..FV.... temporal noise u ..FV.... uniform noise c2f <flags> ..FV.... set component #2 flags (default 0) a ..FV.... averaged noise p ..FV.... (semi)regular pattern t ..FV.... temporal noise u ..FV.... uniform noise c3_seed <int> ..FV.... set component #3 noise seed (from -1 to INT_MAX) (default -1) c3_strength <int> ..FV.... set component #3 strength (from 0 to 100) (default 0) c3s <int> ..FV.... set component #3 strength (from 0 to 100) (default 0) c3_flags <flags> ..FV.... set component #3 flags (default 0) a ..FV.... averaged noise p ..FV.... (semi)regular pattern t ..FV.... temporal noise u ..FV.... uniform noise c3f <flags> ..FV.... set component #3 flags (default 0) a ..FV.... averaged noise p ..FV.... (semi)regular pattern t ..FV.... temporal noise u ..FV.... uniform noise ocv AVOptions: filter_name <string> ..FV.... filter_params <string> ..FV.... overlay AVOptions: x <string> ..FV.... set the x expression (default "0") y <string> ..FV.... set the y expression (default "0") eof_action <int> ..FV.... Action to take when encountering EOF from secondary input (from 0 to 2) (default repeat) repeat ..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 frame) init ..FV.... eval expressions once during initialization frame ..FV.... eval expressions per-frame rgb <boolean> ..FV.... force packed RGB in input and output (deprecated) (default false) shortest <boolean> ..FV.... force termination when the shortest input terminates (default false) format <int> ..FV.... set output format (from 0 to 4) (default yuv420) yuv420 ..FV.... yuv422 ..FV.... yuv444 ..FV.... rgb ..FV.... gbrp ..FV.... repeatlast <boolean> ..FV.... repeat overlay of the last overlay frame (default true) owdenoise AVOptions: depth <int> ..FV.... set depth (from 8 to 16) (default 8) luma_strength <double> ..FV.... set luma strength (from 0 to 1000) (default 1) ls <double> ..FV.... set luma strength (from 0 to 1000) (default 1) chroma_strength <double> ..FV.... set chroma strength (from 0 to 1000) (default 1) cs <double> ..FV.... set chroma strength (from 0 to 1000) (default 1) pad AVOptions: width <string> ..FV.... set the pad area width expression (default "iw") w <string> ..FV.... set the pad area width expression (default "iw") height <string> ..FV.... set the pad area height expression (default "ih") h <string> ..FV.... set the pad area height expression (default "ih") x <string> ..FV.... set the x offset expression for the input image position (default "0") y <string> ..FV.... set the y offset expression for the input image position (default "0") color <color> ..FV.... set the color of the padded area border (default "black") eval <int> ..FV.... specify when to evaluate expressions (from 0 to 1) (default init) init ..FV.... eval expressions once during initialization frame ..FV.... eval expressions during initialization and per-frame palettegen AVOptions: max_colors <int> ..FV.... set the maximum number of colors to use in the palette (from 4 to 256) (default 256) reserve_transparent <boolean> ..FV.... reserve a palette entry for transparency (default true) stats_mode <int> ..FV.... set statistics mode (from 0 to 2) (default full) full ..FV.... compute full frame histograms diff ..FV.... compute histograms only for the part that differs from previous frame single ..FV.... compute new histogram for each frame paletteuse AVOptions: dither <int> ..FV.... select dithering mode (from 0 to 5) (default sierra2_4a) bayer ..FV.... ordered 8x8 bayer dithering (deterministic) heckbert ..FV.... dithering as defined by Paul Heckbert in 1982 (simple error diffusion) floyd_steinberg ..FV.... Floyd and Steingberg dithering (error diffusion) sierra2 ..FV.... Frankie Sierra dithering v2 (error diffusion) sierra2_4a ..FV.... Frankie Sierra dithering v2 "Lite" (error diffusion) bayer_scale <int> ..FV.... set scale for bayer dithering (from 0 to 5) (default 2) diff_mode <int> ..FV.... set frame difference mode (from 0 to 1) (default 0) rectangle ..FV.... process smallest different rectangle debug_kdtree <string> ..FV.... save Graphviz graph of the kdtree in specified file color_search <int> ..FV.... set reverse colormap color search method (from 0 to 2) (default nns_iterative) nns_iterative ..FV.... iterative search nns_recursive ..FV.... recursive search bruteforce ..FV.... brute-force into the palette mean_err <boolean> ..FV.... compute and print mean error (default false) debug_accuracy <boolean> ..FV.... test color search accuracy (default false) new <boolean> ..FV.... take new palette for each output frame (default false) perms AVOptions: mode <int> ..FVA... select permissions mode (from 0 to 4) (default none) 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 linear) linear ..FV.... cubic ..FV.... sense <int> ..FV.... specify the sense of the coordinates (from 0 to 1) (default source) source ..FV.... specify locations in source to send to corners in destination destination ..FV.... specify locations in destination to send corners of source eval <int> ..FV.... specify when to evaluate expressions (from 0 to 1) (default init) init ..FV.... eval expressions once during initialization frame ..FV.... eval expressions per-frame phase AVOptions: mode <int> ..FV.... set phase mode (from 0 to 8) (default A) 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") pp7 AVOptions: qp <int> ..FV.... force a constant quantizer parameter (from 0 to 64) (default 0) mode <int> ..FV.... set thresholding mode (from 0 to 2) (default medium) hard ..FV.... hard thresholding soft ..FV.... soft thresholding medium ..FV.... medium thresholding premultiply AVOptions: prewitt AVOptions: planes <int> ..FV.... set planes to filter (from 0 to 15) (default 15) scale <float> ..FV.... set scale (from 0 to 65535) (default 1) delta <float> ..FV.... set delta (from -65535 to 65535) (default 0) psnr AVOptions: stats_file <string> ..FV.... Set file where to store per-frame difference information f <string> ..FV.... Set file where to store per-frame difference information stats_version <int> ..FV.... Set the format version for the stats file. (from 1 to 2) (default 1) output_max <boolean> ..FV.... Add raw stats (max values) to the output log. (default false) pullup AVOptions: jl <int> ..FV.... set left junk size (from 0 to INT_MAX) (default 1) jr <int> ..FV.... set right junk size (from 0 to INT_MAX) (default 1) jt <int> ..FV.... set top junk size (from 1 to INT_MAX) (default 4) jb <int> ..FV.... set bottom junk size (from 1 to INT_MAX) (default 4) sb <boolean> ..FV.... set strict breaks (default false) mp <int> ..FV.... set metric plane (from 0 to 2) (default y) y ..FV.... luma u ..FV.... chroma blue v ..FV.... chroma red qp AVOptions: qp <string> ..FV.... set qp expression random AVOptions: frames <int> ..FV.... set number of frames in cache (from 2 to 512) (default 30) seed <int64> ..FV.... set the seed (from -1 to UINT32_MAX) (default -1) readeia608 AVOptions: scan_min <int> ..FV.... set from which line to scan for codes (from 0 to INT_MAX) (default 0) scan_max <int> ..FV.... set to which line to scan for codes (from 0 to INT_MAX) (default 29) mac <float> ..FV.... set minimal acceptable amplitude change for sync codes detection (from 0.001 to 1) (default 0.2) spw <float> ..FV.... set ratio of width reserved for sync code detection (from 0.1 to 0.7) (default 0.27) mhd <float> ..FV.... set max peaks height difference for sync code detection (from 0 to 0.5) (default 0.1) mpd <float> ..FV.... set max peaks period difference for sync code detection (from 0 to 0.5) (default 0.1) msd <float> ..FV.... set first two max start code bits differences (from 0 to 0.5) (default 0.02) bhd <float> ..FV.... set min ratio of bits height compared to 3rd start code bit (from 0.01 to 1) (default 0.75) th_w <float> ..FV.... set white color threshold (from 0.1 to 1) (default 0.35) th_b <float> ..FV.... set black color threshold (from 0 to 0.5) (default 0.15) chp <boolean> ..FV.... check and apply parity bit (default false) readvitc AVOptions: scan_max <int> ..FV.... maximum line numbers to scan for VITC data (from -1 to INT_MAX) (default 45) thr_b <double> ..FV.... black color threshold (from 0 to 1) (default 0.2) thr_w <double> ..FV.... white color threshold (from 0 to 1) (default 0.6) realtime AVOptions: limit <duration> ..FVA... sleep time limit (default 2) remap AVOptions: removegrain AVOptions: m0 <int> ..FV.... set mode for 1st plane (from 0 to 24) (default 0) m1 <int> ..FV.... set mode for 2nd plane (from 0 to 24) (default 0) m2 <int> ..FV.... set mode for 3rd plane (from 0 to 24) (default 0) m3 <int> ..FV.... set mode for 4th plane (from 0 to 24) (default 0) removelogo AVOptions: filename <string> ..FV.... set bitmap filename f <string> ..FV.... set bitmap filename 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 <boolean> ..FV.... use bilinear interpolation (default true) sab AVOptions: luma_radius <float> ..FV.... set luma radius (from 0.1 to 4) (default 1) lr <float> ..FV.... set luma radius (from 0.1 to 4) (default 1) luma_pre_filter_radius <float> ..FV.... set luma pre-filter radius (from 0.1 to 2) (default 1) lpfr <float> ..FV.... set luma pre-filter radius (from 0.1 to 2) (default 1) luma_strength <float> ..FV.... set luma strength (from 0.1 to 100) (default 1) ls <float> ..FV.... set luma strength (from 0.1 to 100) (default 1) chroma_radius <float> ..FV.... set chroma radius (from -0.9 to 4) (default -0.9) cr <float> ..FV.... set chroma radius (from -0.9 to 4) (default -0.9) chroma_pre_filter_radius <float> ..FV.... set chroma pre-filter radius (from -0.9 to 2) (default -0.9) cpfr <float> ..FV.... set chroma pre-filter radius (from -0.9 to 2) (default -0.9) chroma_strength <float> ..FV.... set chroma strength (from -0.9 to 100) (default -0.9) cs <float> ..FV.... set chroma strength (from -0.9 to 100) (default -0.9) scale AVOptions: w <string> ..FV.... 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 <boolean> ..FV.... set interlacing (default false) 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 auto) 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 auto) 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 -513 to 512) (default -513) in_h_chr_pos <int> ..FV.... input horizontal chroma position in luma grid/256 (from -513 to 512) (default -513) out_v_chr_pos <int> ..FV.... output vertical chroma position in luma grid/256 (from -513 to 512) (default -513) out_h_chr_pos <int> ..FV.... output horizontal chroma position in luma grid/256 (from -513 to 512) (default -513) force_original_aspect_ratio <int> ..FV.... decrease or increase w/h if necessary to keep the original AR (from 0 to 2) (default disable) disable ..FV.... decrease ..FV.... increase ..FV.... param0 <double> ..FV.... Scaler param 0 (from INT_MIN to INT_MAX) (default 123456) param1 <double> ..FV.... Scaler param 1 (from INT_MIN to INT_MAX) (default 123456) nb_slices <int> ..FV.... set the number of slices (debug purpose only) (from 0 to INT_MAX) (default 0) eval <int> ..FV.... specify when to evaluate expressions (from 0 to 1) (default init) init ..FV.... eval expressions once during initialization frame ..FV.... eval expressions during initialization and per-frame SWScaler AVOptions: scale_vaapi AVOptions: w <string> ..FV.... Output video width (default "iw") h <string> ..FV.... Output video height (default "ih") format <string> ..FV.... Output video format (software format of hardware frames) scale2ref 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 <boolean> ..FV.... set interlacing (default false) 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 auto) 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 auto) 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 -513 to 512) (default -513) in_h_chr_pos <int> ..FV.... input horizontal chroma position in luma grid/256 (from -513 to 512) (default -513) out_v_chr_pos <int> ..FV.... output vertical chroma position in luma grid/256 (from -513 to 512) (default -513) out_h_chr_pos <int> ..FV.... output horizontal chroma position in luma grid/256 (from -513 to 512) (default -513) force_original_aspect_ratio <int> ..FV.... decrease or increase w/h if necessary to keep the original AR (from 0 to 2) (default disable) disable ..FV.... decrease ..FV.... increase ..FV.... param0 <double> ..FV.... Scaler param 0 (from INT_MIN to INT_MAX) (default 123456) param1 <double> ..FV.... Scaler param 1 (from INT_MIN to INT_MAX) (default 123456) nb_slices <int> ..FV.... set the number of slices (debug purpose only) (from 0 to INT_MAX) (default 0) eval <int> ..FV.... specify when to evaluate expressions (from 0 to 1) (default init) init ..FV.... eval expressions once during initialization frame ..FV.... eval expressions during initialization and per-frame 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) selectivecolor AVOptions: correction_method <int> ..FV.... select correction method (from 0 to 1) (default absolute) absolute ..FV.... relative ..FV.... reds <string> ..FV.... adjust red regions yellows <string> ..FV.... adjust yellow regions greens <string> ..FV.... adjust green regions cyans <string> ..FV.... adjust cyan regions blues <string> ..FV.... adjust blue regions magentas <string> ..FV.... adjust magenta regions whites <string> ..FV.... adjust white regions neutrals <string> ..FV.... adjust neutral regions blacks <string> ..FV.... adjust black regions psfile <string> ..FV.... set Photoshop selectivecolor file name sendcmd AVOptions: commands <string> ..FVA... set commands c <string> ..FVA... set commands filename <string> ..FVA... set commands file f <string> ..FVA... set commands file setdar AVOptions: dar <string> ..FV.... set display aspect ratio (default "0") ratio <string> ..FV.... set display aspect ratio (default "0") r <string> ..FV.... set display aspect ratio (default "0") 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 auto) 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") showpalette AVOptions: s <int> ..FV.... set pixel box size (from 1 to 100) (default 30) shuffleframes AVOptions: mapping <string> ..FV.... set destination indexes of input frames (default "0") 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) sidedata AVOptions: mode <int> ..FV.... set a mode of operation (from 0 to 1) (default select) select ..FV.... select frame delete ..FV.... delete side data type <int> ..FV.... set side data type (from -1 to INT_MAX) (default -1) PANSCAN ..FV.... A53_CC ..FV.... STEREO3D ..FV.... MATRIXENCODING ..FV.... DOWNMIX_INFO ..FV.... REPLAYGAIN ..FV.... DISPLAYMATRIX ..FV.... AFD ..FV.... MOTION_VECTORS ..FV.... SKIP_SAMPLES ..FV.... AUDIO_SERVICE_TYPE ..FV.... MASTERING_DISPLAY_METADATA ..FV.... GOP_TIMECODE ..FV.... signalstats AVOptions: stat <flags> ..FV.... set statistics filters (default 0) tout ..FV.... analyze pixels for temporal outliers vrep ..FV.... analyze video lines for vertical line repetition brng ..FV.... analyze for pixels outside of broadcast range out <int> ..FV.... set video filter (from -1 to 2) (default -1) tout ..FV.... highlight pixels that depict temporal outliers vrep ..FV.... highlight video lines that depict vertical line repetition brng ..FV.... highlight pixels that are outside of broadcast range c <color> ..FV.... set highlight color (default "yellow") color <color> ..FV.... set highlight color (default "yellow") signature AVOptions: detectmode <int> ..FV.... set the detectmode (from 0 to 2) (default off) off ..FV.... full ..FV.... fast ..FV.... nb_inputs <int> ..FV.... number of inputs (from 1 to INT_MAX) (default 1) filename <string> ..FV.... filename for output files (default "") format <int> ..FV.... set output format (from 0 to 1) (default binary) binary ..FV.... xml ..FV.... th_d <int> ..FV.... threshold to detect one word as similar (from 1 to INT_MAX) (default 9000) th_dc <int> ..FV.... threshold to detect all words as similar (from 1 to INT_MAX) (default 60000) th_xh <int> ..FV.... threshold to detect frames as similar (from 1 to INT_MAX) (default 116) th_di <int> ..FV.... minimum length of matching sequence in frames (from 0 to INT_MAX) (default 0) th_it <double> ..FV.... threshold for relation of good to all frames (from 0 to 1) (default 0.5) smartblur AVOptions: luma_radius <float> ..FV.... set luma radius (from 0.1 to 5) (default 1) lr <float> ..FV.... set luma radius (from 0.1 to 5) (default 1) luma_strength <float> ..FV.... set luma strength (from -1 to 1) (default 1) ls <float> ..FV.... set luma strength (from -1 to 1) (default 1) luma_threshold <int> ..FV.... set luma threshold (from -30 to 30) (default 0) lt <int> ..FV.... set luma threshold (from -30 to 30) (default 0) chroma_radius <float> ..FV.... set chroma radius (from -0.9 to 5) (default -0.9) cr <float> ..FV.... set chroma radius (from -0.9 to 5) (default -0.9) chroma_strength <float> ..FV.... set chroma strength (from -2 to 1) (default -2) cs <float> ..FV.... set chroma strength (from -2 to 1) (default -2) chroma_threshold <int> ..FV.... set chroma threshold (from -31 to 30) (default -31) ct <int> ..FV.... set chroma threshold (from -31 to 30) (default -31) sobel AVOptions: planes <int> ..FV.... set planes to filter (from 0 to 15) (default 15) scale <float> ..FV.... set scale (from 0 to 65535) (default 1) delta <float> ..FV.... set delta (from -65535 to 65535) (default 0) split AVOptions: outputs <int> ..FVA... set number of outputs (from 1 to INT_MAX) (default 2) spp AVOptions: quality <int> ..FV.... set quality (from 0 to 6) (default 3) qp <int> ..FV.... force a constant quantizer parameter (from 0 to 63) (default 0) mode <int> ..FV.... set thresholding mode (from 0 to 1) (default hard) hard ..FV.... hard thresholding soft ..FV.... soft thresholding use_bframe_qp <boolean> ..FV.... use B-frames' QP (default false) AVDCT AVOptions: ssim AVOptions: stats_file <string> ..FV.... Set file where to store per-frame difference information f <string> ..FV.... Set file where to store per-frame difference information stereo3d AVOptions: in <int> ..FV.... set input format (from 16 to 32) (default sbsl) 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 irl ..FV.... interleave rows left first irr ..FV.... interleave rows right first icl ..FV.... interleave columns left first icr ..FV.... interleave columns right first out <int> ..FV.... set output format (from 0 to 32) (default arcd) 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 chl ..FV.... checkerboard left first chr ..FV.... checkerboard right first icl ..FV.... interleave columns left first icr ..FV.... interleave columns right first hdmi ..FV.... HDMI frame pack streamselect AVOptions: inputs <int> ..FVA... number of input streams (from 2 to INT_MAX) (default 2) map <string> ..FVA... input indexes to remap to outputs subtitles AVOptions: filename <string> ..FV.... set the filename of file to read f <string> ..FV.... set the filename of file to read original_size <image_size> ..FV.... set the size of the original video (used to scale fonts) fontsdir <string> ..FV.... set the directory containing the fonts to read charenc <string> ..FV.... set input character encoding stream_index <int> ..FV.... set stream index (from -1 to INT_MAX) (default -1) si <int> ..FV.... set stream index (from -1 to INT_MAX) (default -1) force_style <string> ..FV.... force subtitle style swaprect AVOptions: w <string> ..FV.... set rect width (default "w/2") h <string> ..FV.... set rect height (default "h/2") x1 <string> ..FV.... set 1st rect x top left coordinate (default "w/2") y1 <string> ..FV.... set 1st rect y top left coordinate (default "h/2") x2 <string> ..FV.... set 2nd rect x top left coordinate (default "0") y2 <string> ..FV.... set 2nd rect y top left coordinate (default "0") swapuv AVOptions: tblend AVOptions: c0_mode <int> ..FV.... set component #0 blend mode (from 0 to 31) (default normal) addition ..FV.... addition128 ..FV.... and ..FV.... average ..FV.... burn ..FV.... darken ..FV.... difference ..FV.... difference128 ..FV.... divide ..FV.... dodge ..FV.... exclusion ..FV.... freeze ..FV.... glow ..FV.... hardlight ..FV.... hardmix ..FV.... heat ..FV.... lighten ..FV.... linearlight ..FV.... multiply ..FV.... multiply128 ..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 31) (default normal) addition ..FV.... addition128 ..FV.... and ..FV.... average ..FV.... burn ..FV.... darken ..FV.... difference ..FV.... difference128 ..FV.... divide ..FV.... dodge ..FV.... exclusion ..FV.... freeze ..FV.... glow ..FV.... hardlight ..FV.... hardmix ..FV.... heat ..FV.... lighten ..FV.... linearlight ..FV.... multiply ..FV.... multiply128 ..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 31) (default normal) addition ..FV.... addition128 ..FV.... and ..FV.... average ..FV.... burn ..FV.... darken ..FV.... difference ..FV.... difference128 ..FV.... divide ..FV.... dodge ..FV.... exclusion ..FV.... freeze ..FV.... glow ..FV.... hardlight ..FV.... hardmix ..FV.... heat ..FV.... lighten ..FV.... linearlight ..FV.... multiply ..FV.... multiply128 ..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 31) (default normal) addition ..FV.... addition128 ..FV.... and ..FV.... average ..FV.... burn ..FV.... darken ..FV.... difference ..FV.... difference128 ..FV.... divide ..FV.... dodge ..FV.... exclusion ..FV.... freeze ..FV.... glow ..FV.... hardlight ..FV.... hardmix ..FV.... heat ..FV.... lighten ..FV.... linearlight ..FV.... multiply ..FV.... multiply128 ..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 31) (default -1) addition ..FV.... addition128 ..FV.... and ..FV.... average ..FV.... burn ..FV.... darken ..FV.... difference ..FV.... difference128 ..FV.... divide ..FV.... dodge ..FV.... exclusion ..FV.... freeze ..FV.... glow ..FV.... hardlight ..FV.... hardmix ..FV.... heat ..FV.... lighten ..FV.... linearlight ..FV.... multiply ..FV.... multiply128 ..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) telecine AVOptions: first_field <int> ..FV.... select first field (from 0 to 1) (default top) 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") threshold AVOptions: planes <int> ..FV.... set planes to filter (from 0 to 15) (default 15) thumbnail AVOptions: n <int> ..FV.... set the frames batch size (from 2 to INT_MAX) (default 100) 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 7) (default merge) 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 mergex2 ..FV.... merge fields keeping same frame rate transpose AVOptions: dir <int> ..FV.... set transpose direction (from 0 to 7) (default cclock_flip) cclock_flip ..FV.... rotate counter-clockwise with vertical flip clock ..FV.... rotate clockwise cclock ..FV.... rotate counter-clockwise clock_flip ..FV.... rotate clockwise with vertical flip passthrough <int> ..FV.... do not apply transposition if the input matches the specified geometry (from 0 to INT_MAX) (default none) none ..FV.... always apply transposition portrait ..FV.... preserve portrait geometry landscape ..FV.... preserve landscape geometry trim AVOptions: start <duration> ..FV.... Timestamp of the first frame that should be passed (default INT64_MAX) starti <duration> ..FV.... Timestamp of the first frame that should be passed (default INT64_MAX) end <duration> ..FV.... Timestamp of the first frame that should be dropped again (default INT64_MAX) endi <duration> ..FV.... Timestamp of the first frame that should be dropped again (default INT64_MAX) start_pts <int64> ..FV.... Timestamp of the first frame that should be passed (from I64_MIN to I64_MAX) (default I64_MIN) end_pts <int64> ..FV.... Timestamp of the first frame that should be dropped again (from I64_MIN to I64_MAX) (default I64_MIN) duration <duration> ..FV.... Maximum duration of the output (default 0) durationi <duration> ..FV.... Maximum duration of the output (default 0) start_frame <int64> ..FV.... Number of the first frame that should be passed to the output (from -1 to I64_MAX) (default -1) end_frame <int64> ..FV.... Number of the first frame that should be dropped again (from 0 to I64_MAX) (default I64_MAX) unsharp AVOptions: luma_msize_x <int> ..FV.... set luma matrix horizontal size (from 3 to 23) (default 5) lx <int> ..FV.... set luma matrix horizontal size (from 3 to 23) (default 5) luma_msize_y <int> ..FV.... set luma matrix vertical size (from 3 to 23) (default 5) ly <int> ..FV.... set luma matrix vertical size (from 3 to 23) (default 5) luma_amount <float> ..FV.... set luma effect strength (from -2 to 5) (default 1) la <float> ..FV.... set luma effect strength (from -2 to 5) (default 1) chroma_msize_x <int> ..FV.... set chroma matrix horizontal size (from 3 to 23) (default 5) cx <int> ..FV.... set chroma matrix horizontal size (from 3 to 23) (default 5) chroma_msize_y <int> ..FV.... set chroma matrix vertical size (from 3 to 23) (default 5) cy <int> ..FV.... set chroma matrix vertical size (from 3 to 23) (default 5) chroma_amount <float> ..FV.... set chroma effect strength (from -2 to 5) (default 0) ca <float> ..FV.... set chroma effect strength (from -2 to 5) (default 0) opencl <boolean> ..FV.... use OpenCL filtering capabilities (default false) uspp AVOptions: quality <int> ..FV.... set quality (from 0 to 8) (default 3) qp <int> ..FV.... force a constant quantizer parameter (from 0 to 63) (default 0) use_bframe_qp <boolean> ..FV.... use B-frames' QP (default false) vaguedenoiser AVOptions: threshold <float> ..FV.... set filtering strength (from 0 to DBL_MAX) (default 2) method <int> ..FV.... set filtering method (from 0 to 2) (default garrote) hard ..FV.... hard thresholding soft ..FV.... soft thresholding garrote ..FV.... garotte thresholding nsteps <int> ..FV.... set number of steps (from 1 to 32) (default 6) percent <float> ..FV.... set percent of full denoising (from 0 to 100) (default 85) planes <int> ..FV.... set planes to filter (from 0 to 15) (default 15) vectorscope AVOptions: mode <int> ..FV.... set vectorscope mode (from 0 to 5) (default gray) gray ..FV.... color ..FV.... color2 ..FV.... color3 ..FV.... color4 ..FV.... color5 ..FV.... m <int> ..FV.... set vectorscope mode (from 0 to 5) (default gray) gray ..FV.... color ..FV.... color2 ..FV.... color3 ..FV.... color4 ..FV.... color5 ..FV.... x <int> ..FV.... set color component on X axis (from 0 to 2) (default 1) y <int> ..FV.... set color component on Y axis (from 0 to 2) (default 2) intensity <float> ..FV.... set intensity (from 0 to 1) (default 0.004) i <float> ..FV.... set intensity (from 0 to 1) (default 0.004) envelope <int> ..FV.... set envelope (from 0 to 3) (default none) none ..FV.... instant ..FV.... peak ..FV.... peak+instant ..FV.... e <int> ..FV.... set envelope (from 0 to 3) (default none) none ..FV.... instant ..FV.... peak ..FV.... peak+instant ..FV.... graticule <int> ..FV.... set graticule (from 0 to 2) (default none) none ..FV.... green ..FV.... color ..FV.... g <int> ..FV.... set graticule (from 0 to 2) (default none) none ..FV.... green ..FV.... color ..FV.... opacity <float> ..FV.... set graticule opacity (from 0 to 1) (default 0.75) o <float> ..FV.... set graticule opacity (from 0 to 1) (default 0.75) flags <flags> ..FV.... set graticule flags (default name) white ..FV.... draw white point black ..FV.... draw black point name ..FV.... draw point name f <flags> ..FV.... set graticule flags (default name) white ..FV.... draw white point black ..FV.... draw black point name ..FV.... draw point name bgopacity <float> ..FV.... set background opacity (from 0 to 1) (default 0.3) b <float> ..FV.... set background opacity (from 0 to 1) (default 0.3) lthreshold <float> ..FV.... set low threshold (from 0 to 1) (default 0) l <float> ..FV.... set low threshold (from 0 to 1) (default 0) hthreshold <float> ..FV.... set high threshold (from 0 to 1) (default 1) h <float> ..FV.... set high threshold (from 0 to 1) (default 1) colorspace <int> ..FV.... set colorspace (from 0 to 2) (default auto) auto ..FV.... 601 ..FV.... 709 ..FV.... c <int> ..FV.... set colorspace (from 0 to 2) (default auto) auto ..FV.... 601 ..FV.... 709 ..FV.... vflip AVOptions: vignette AVOptions: angle <string> ..FV.... set lens angle (default "PI/5") a <string> ..FV.... set lens angle (default "PI/5") x0 <string> ..FV.... set circle center position on x-axis (default "w/2") y0 <string> ..FV.... set circle center position on y-axis (default "h/2") mode <int> ..FV.... set forward/backward mode (from 0 to 1) (default forward) forward ..FV.... backward ..FV.... eval <int> ..FV.... specify when to evaluate expressions (from 0 to 1) (default init) init ..FV.... eval expressions once during initialization frame ..FV.... eval expressions for each frame dither <boolean> ..FV.... set dithering (default true) aspect <rational> ..FV.... set aspect ratio (from 0 to DBL_MAX) (default 1/1) vstack AVOptions: inputs <int> ..FV.... set number of inputs (from 2 to INT_MAX) (default 2) shortest <boolean> ..FV.... force termination when the shortest input terminates (default false) w3fdif AVOptions: filter <int> ..FV.... specify the filter (from 0 to 1) (default complex) simple ..FV.... complex ..FV.... deint <int> ..FV.... specify which frames to deinterlace (from 0 to 1) (default all) all ..FV.... deinterlace all frames interlaced ..FV.... only deinterlace frames marked as interlaced waveform AVOptions: mode <int> ..FV.... set mode (from 0 to 1) (default column) row ..FV.... column ..FV.... m <int> ..FV.... set mode (from 0 to 1) (default column) row ..FV.... column ..FV.... intensity <float> ..FV.... set intensity (from 0 to 1) (default 0.04) i <float> ..FV.... set intensity (from 0 to 1) (default 0.04) mirror <boolean> ..FV.... set mirroring (default true) r <boolean> ..FV.... set mirroring (default true) display <int> ..FV.... set display mode (from 0 to 2) (default stack) overlay ..FV.... stack ..FV.... parade ..FV.... d <int> ..FV.... set display mode (from 0 to 2) (default stack) overlay ..FV.... stack ..FV.... parade ..FV.... components <int> ..FV.... set components to display (from 1 to 15) (default 1) c <int> ..FV.... set components to display (from 1 to 15) (default 1) envelope <int> ..FV.... set envelope to display (from 0 to 3) (default none) none ..FV.... instant ..FV.... peak ..FV.... peak+instant ..FV.... e <int> ..FV.... set envelope to display (from 0 to 3) (default none) none ..FV.... instant ..FV.... peak ..FV.... peak+instant ..FV.... filter <int> ..FV.... set filter (from 0 to 5) (default lowpass) lowpass ..FV.... flat ..FV.... aflat ..FV.... chroma ..FV.... color ..FV.... acolor ..FV.... f <int> ..FV.... set filter (from 0 to 5) (default lowpass) lowpass ..FV.... flat ..FV.... aflat ..FV.... chroma ..FV.... color ..FV.... acolor ..FV.... graticule <int> ..FV.... set graticule (from 0 to 1) (default none) none ..FV.... green ..FV.... g <int> ..FV.... set graticule (from 0 to 1) (default none) none ..FV.... green ..FV.... opacity <float> ..FV.... set graticule opacity (from 0 to 1) (default 0.75) o <float> ..FV.... set graticule opacity (from 0 to 1) (default 0.75) flags <flags> ..FV.... set graticule flags (default numbers) numbers ..FV.... draw numbers dots ..FV.... draw dots instead of lines fl <flags> ..FV.... set graticule flags (default numbers) numbers ..FV.... draw numbers dots ..FV.... draw dots instead of lines scale <int> ..FV.... set scale (from 0 to 2) (default digital) digital ..FV.... millivolts ..FV.... ire ..FV.... s <int> ..FV.... set scale (from 0 to 2) (default digital) digital ..FV.... millivolts ..FV.... ire ..FV.... bgopacity <float> ..FV.... set background opacity (from 0 to 1) (default 0.75) b <float> ..FV.... set background opacity (from 0 to 1) (default 0.75) weave AVOptions: first_field <int> ..FV.... set first field (from 0 to 1) (default top) top ..FV.... set top field first t ..FV.... set top field first bottom ..FV.... set bottom field first b ..FV.... set bottom field first xbr AVOptions: n <int> ..FV.... set scale factor (from 2 to 4) (default 3) yadif AVOptions: mode <int> ..FV.... specify the interlacing mode (from 0 to 3) (default send_frame) 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 auto) 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 all) all ..FV.... deinterlace all frames interlaced ..FV.... only deinterlace frames marked as interlaced zmq AVOptions: bind_address <string> ..FVA... set bind address (default "tcp://*:5555") b <string> ..FVA... set bind address (default "tcp://*:5555") zoompan AVOptions: zoom <string> ..FV.... set the zoom expression (default "1") z <string> ..FV.... set the zoom expression (default "1") x <string> ..FV.... set the x expression (default "0") y <string> ..FV.... set the y expression (default "0") d <string> ..FV.... set the duration expression (default "90") s <image_size> ..FV.... set the output image size (default "hd720") fps <video_rate> ..FV.... set the output framerate (default "25") allrgb AVOptions: rate <video_rate> ..FV.... set video rate (default "25") r <video_rate> ..FV.... set video rate (default "25") duration <duration> ..FV.... set video duration (default -0.000001) d <duration> ..FV.... set video duration (default -0.000001) sar <rational> ..FV.... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1) allyuv AVOptions: rate <video_rate> ..FV.... set video rate (default "25") r <video_rate> ..FV.... set video rate (default "25") duration <duration> ..FV.... set video duration (default -0.000001) d <duration> ..FV.... set video duration (default -0.000001) sar <rational> ..FV.... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1) cellauto AVOptions: filename <string> ..FV.... read initial pattern from file f <string> ..FV.... read initial pattern from file pattern <string> ..FV.... set initial pattern p <string> ..FV.... set initial pattern rate <video_rate> ..FV.... set video rate (default "25") r <video_rate> ..FV.... set video rate (default "25") size <image_size> ..FV.... set video size s <image_size> ..FV.... set video size rule <int> ..FV.... set rule (from 0 to 255) (default 110) random_fill_ratio <double> ..FV.... set fill ratio for filling initial grid randomly (from 0 to 1) (default 0.618034) ratio <double> ..FV.... set fill ratio for filling initial grid randomly (from 0 to 1) (default 0.618034) random_seed <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 <boolean> ..FV.... scroll pattern downward (default true) start_full <boolean> ..FV.... start filling the whole video (default false) full <boolean> ..FV.... start filling the whole video (default true) stitch <boolean> ..FV.... stitch boundaries (default true) color AVOptions: color <color> ..FV.... 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 -0.000001) d <duration> ..FV.... set video duration (default -0.000001) sar <rational> ..FV.... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1) 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 -0.000001) d <duration> ..FV.... set video duration (default -0.000001) sar <rational> ..FV.... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1) life AVOptions: filename <string> ..FV.... set source file f <string> ..FV.... set source file size <image_size> ..FV.... set video size s <image_size> ..FV.... set video size rate <video_rate> ..FV.... set video rate (default "25") r <video_rate> ..FV.... set video rate (default "25") rule <string> ..FV.... set rule (default "B3/S23") random_fill_ratio <double> ..FV.... set fill ratio for filling initial grid randomly (from 0 to 1) (default 0.618034) ratio <double> ..FV.... set fill ratio for filling initial grid randomly (from 0 to 1) (default 0.618034) random_seed <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 <boolean> ..FV.... stitch boundaries (default true) mold <int> ..FV.... set mold speed for dead cells (from 0 to 255) (default 0) life_color <color> ..FV.... set life color (default "white") death_color <color> ..FV.... set death color (default "black") mold_color <color> ..FV.... set mold color (default "black") mandelbrot AVOptions: size <image_size> ..FV.... set frame size (default "640x480") s <image_size> ..FV.... set frame size (default "640x480") rate <video_rate> ..FV.... set frame rate (default "25") r <video_rate> ..FV.... set frame rate (default "25") maxiter <int> ..FV.... set max iterations number (from 1 to INT_MAX) (default 7189) start_x <double> ..FV.... set the initial x position (from -100 to 100) (default -0.743644) start_y <double> ..FV.... set the initial y position (from -100 to 100) (default -0.131826) start_scale <double> ..FV.... set the initial scale value (from 0 to FLT_MAX) (default 3) end_scale <double> ..FV.... set the terminal scale value (from 0 to FLT_MAX) (default 0.3) end_pts <double> ..FV.... set the terminal pts value (from 0 to I64_MAX) (default 400) bailout <double> ..FV.... set the bailout value (from 0 to FLT_MAX) (default 10) morphxf <double> ..FV.... set morph x frequency (from -FLT_MAX to FLT_MAX) (default 0.01) morphyf <double> ..FV.... set morph y frequency (from -FLT_MAX to FLT_MAX) (default 0.0123) morphamp <double> ..FV.... set morph amplitude (from -FLT_MAX to FLT_MAX) (default 0) outer <int> ..FV.... set outer coloring mode (from 0 to INT_MAX) (default normalized_iteration_count) iteration_count ..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 mincol) 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 -0.000001) d <duration> ..FV.... set video duration (default -0.000001) test <int> ..FV.... set test to perform (from 0 to INT_MAX) (default all) dc_luma ..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 all) 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 -0.000001) d <duration> ..FV.... set video duration (default -0.000001) sar <rational> ..FV.... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1) rgbtestsrc AVOptions: size <image_size> ..FV.... set video size (default "320x240") s <image_size> ..FV.... set video size (default "320x240") rate <video_rate> ..FV.... set video rate (default "25") r <video_rate> ..FV.... set video rate (default "25") duration <duration> ..FV.... set video duration (default -0.000001) d <duration> ..FV.... set video duration (default -0.000001) sar <rational> ..FV.... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1) smptebars AVOptions: size <image_size> ..FV.... set video size (default "320x240") s <image_size> ..FV.... set video size (default "320x240") rate <video_rate> ..FV.... set video rate (default "25") r <video_rate> ..FV.... set video rate (default "25") duration <duration> ..FV.... set video duration (default -0.000001) d <duration> ..FV.... set video duration (default -0.000001) sar <rational> ..FV.... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1) smptehdbars AVOptions: size <image_size> ..FV.... set video size (default "320x240") s <image_size> ..FV.... set video size (default "320x240") rate <video_rate> ..FV.... set video rate (default "25") r <video_rate> ..FV.... set video rate (default "25") duration <duration> ..FV.... set video duration (default -0.000001) d <duration> ..FV.... set video duration (default -0.000001) sar <rational> ..FV.... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1) testsrc AVOptions: size <image_size> ..FV.... set video size (default "320x240") s <image_size> ..FV.... set video size (default "320x240") rate <video_rate> ..FV.... set video rate (default "25") r <video_rate> ..FV.... set video rate (default "25") duration <duration> ..FV.... set video duration (default -0.000001) d <duration> ..FV.... set video duration (default -0.000001) sar <rational> ..FV.... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1) decimals <int> ..FV.... set number of decimals to show (from 0 to 17) (default 0) n <int> ..FV.... set number of decimals to show (from 0 to 17) (default 0) testsrc2 AVOptions: size <image_size> ..FV.... set video size (default "320x240") s <image_size> ..FV.... set video size (default "320x240") rate <video_rate> ..FV.... set video rate (default "25") r <video_rate> ..FV.... set video rate (default "25") duration <duration> ..FV.... set video duration (default -0.000001) d <duration> ..FV.... set video duration (default -0.000001) sar <rational> ..FV.... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1) yuvtestsrc AVOptions: size <image_size> ..FV.... set video size (default "320x240") s <image_size> ..FV.... set video size (default "320x240") rate <video_rate> ..FV.... set video rate (default "25") r <video_rate> ..FV.... set video rate (default "25") duration <duration> ..FV.... set video duration (default -0.000001) d <duration> ..FV.... set video duration (default -0.000001) sar <rational> ..FV.... set video sample aspect ratio (from 0 to INT_MAX) (default 1/1) abitscope AVOptions: rate <video_rate> ..FV.... set video rate (default "25") r <video_rate> ..FV.... set video rate (default "25") size <image_size> ..FV.... set video size (default "1024x256") s <image_size> ..FV.... set video size (default "1024x256") colors <string> ..FV.... set channels colors (default "red|green|blue|yellow|orange|lime|pink|magenta|brown") adrawgraph AVOptions: m1 <string> ..FV.... set 1st metadata key (default "") fg1 <string> ..FV.... set 1st foreground color expression (default "0xffff0000") m2 <string> ..FV.... set 2nd metadata key (default "") fg2 <string> ..FV.... set 2nd foreground color expression (default "0xff00ff00") m3 <string> ..FV.... set 3rd metadata key (default "") fg3 <string> ..FV.... set 3rd foreground color expression (default "0xffff00ff") m4 <string> ..FV.... set 4th metadata key (default "") fg4 <string> ..FV.... set 4th foreground color expression (default "0xffffff00") bg <color> ..FV.... set background color (default "white") min <float> ..FV.... set minimal value (from INT_MIN to INT_MAX) (default -1) max <float> ..FV.... set maximal value (from INT_MIN to INT_MAX) (default 1) mode <int> ..FV.... set graph mode (from 0 to 2) (default line) bar ..FV.... draw bars dot ..FV.... draw dots line ..FV.... draw lines slide <int> ..FV.... set slide mode (from 0 to 4) (default frame) frame ..FV.... draw new frames replace ..FV.... replace old columns with new scroll ..FV.... scroll from right to left rscroll ..FV.... scroll from left to right picture ..FV.... display graph in single frame size <image_size> ..FV.... set graph size (default "900x256") s <image_size> ..FV.... set graph size (default "900x256") ahistogram AVOptions: dmode <int> ..FV.... set method to display channels (from 0 to 1) (default single) single ..FV.... all channels use single histogram separate ..FV.... each channel have own histogram rate <video_rate> ..FV.... set video rate (default "25") r <video_rate> ..FV.... set video rate (default "25") size <image_size> ..FV.... set video size (default "hd720") s <image_size> ..FV.... set video size (default "hd720") scale <int> ..FV.... set display scale (from 0 to 4) (default log) log ..FV.... logarithmic sqrt ..FV.... square root cbrt ..FV.... cubic root lin ..FV.... linear rlog ..FV.... reverse logarithmic ascale <int> ..FV.... set amplitude scale (from 0 to 1) (default log) log ..FV.... logarithmic lin ..FV.... linear acount <int> ..FV.... how much frames to accumulate (from -1 to 100) (default 1) rheight <float> ..FV.... set histogram ratio of window height (from 0 to 1) (default 0.1) slide <int> ..FV.... set sonogram sliding (from 0 to 1) (default replace) replace ..FV.... replace old rows with new scroll ..FV.... scroll from top to bottom aphasemeter AVOptions: rate <video_rate> ..FV.... set video rate (default "25") r <video_rate> ..FV.... set video rate (default "25") size <image_size> ..FV.... set video size (default "800x400") s <image_size> ..FV.... set video size (default "800x400") rc <int> ..FV.... set red contrast (from 0 to 255) (default 2) gc <int> ..FV.... set green contrast (from 0 to 255) (default 7) bc <int> ..FV.... set blue contrast (from 0 to 255) (default 1) mpc <string> ..FV.... set median phase color (default "none") video <boolean> ..FV.... set video output (default true) avectorscope AVOptions: mode <int> ..FV.... set mode (from 0 to 2) (default lissajous) lissajous ..FV.... lissajous_xy ..FV.... polar ..FV.... m <int> ..FV.... set mode (from 0 to 2) (default lissajous) lissajous ..FV.... lissajous_xy ..FV.... polar ..FV.... rate <video_rate> ..FV.... set video rate (default "25") r <video_rate> ..FV.... set video rate (default "25") size <image_size> ..FV.... set video size (default "400x400") s <image_size> ..FV.... set video size (default "400x400") rc <int> ..FV.... set red contrast (from 0 to 255) (default 40) gc <int> ..FV.... set green contrast (from 0 to 255) (default 160) bc <int> ..FV.... set blue contrast (from 0 to 255) (default 80) ac <int> ..FV.... set alpha contrast (from 0 to 255) (default 255) rf <int> ..FV.... set red fade (from 0 to 255) (default 15) gf <int> ..FV.... set green fade (from 0 to 255) (default 10) bf <int> ..FV.... set blue fade (from 0 to 255) (default 5) af <int> ..FV.... set alpha fade (from 0 to 255) (default 5) zoom <double> ..FV.... set zoom factor (from 1 to 10) (default 1) draw <int> ..FV.... set draw mode (from 0 to 1) (default dot) dot ..FV.... line ..FV.... scale <int> ..FV.... set amplitude scale mode (from 0 to 3) (default lin) lin ..FV.... linear sqrt ..FV.... square root cbrt ..FV.... cube root log ..FV.... logarithmic concat AVOptions: n <int> ..FVA... specify the number of segments (from 1 to INT_MAX) (default 2) v <int> ..FV.... specify the number of video streams (from 0 to INT_MAX) (default 1) a <int> ..F.A... specify the number of audio streams (from 0 to INT_MAX) (default 0) unsafe <boolean> ..FVA... enable unsafe mode (default false) showcqt AVOptions: size <image_size> ..FV.... set video size (default "1920x1080") s <image_size> ..FV.... set video size (default "1920x1080") fps <video_rate> ..FV.... set video rate (default "25") rate <video_rate> ..FV.... set video rate (default "25") r <video_rate> ..FV.... set video rate (default "25") bar_h <int> ..FV.... set bargraph height (from -1 to INT_MAX) (default -1) axis_h <int> ..FV.... set axis height (from -1 to INT_MAX) (default -1) sono_h <int> ..FV.... set sonogram height (from -1 to INT_MAX) (default -1) fullhd <boolean> ..FV.... set fullhd size (default true) sono_v <string> ..FV.... set sonogram volume (default "16") volume <string> ..FV.... set sonogram volume (default "16") bar_v <string> ..FV.... set bargraph volume (default "sono_v") volume2 <string> ..FV.... set bargraph volume (default "sono_v") sono_g <float> ..FV.... set sonogram gamma (from 1 to 7) (default 3) gamma <float> ..FV.... set sonogram gamma (from 1 to 7) (default 3) bar_g <float> ..FV.... set bargraph gamma (from 1 to 7) (default 1) gamma2 <float> ..FV.... set bargraph gamma (from 1 to 7) (default 1) bar_t <float> ..FV.... set bar transparency (from 0 to 1) (default 1) timeclamp <double> ..FV.... set timeclamp (from 0.002 to 1) (default 0.17) tc <double> ..FV.... set timeclamp (from 0.002 to 1) (default 0.17) basefreq <double> ..FV.... set base frequency (from 10 to 100000) (default 20.0152) endfreq <double> ..FV.... set end frequency (from 10 to 100000) (default 20495.6) coeffclamp <float> ..FV.... set coeffclamp (from 0.1 to 10) (default 1) tlength <string> ..FV.... set tlength (default "384*tc/(384+tc*f)") count <int> ..FV.... set transform count (from 1 to 30) (default 6) fcount <int> ..FV.... set frequency count (from 0 to 10) (default 0) fontfile <string> ..FV.... set axis font file font <string> ..FV.... set axis font fontcolor <string> ..FV.... set font color (default "st(0, (midi(f)-59.5)/12);st(1, if(between(ld(0),0,1), 0.5-0.5*cos(2*PI*ld(0)), 0));r(1-ld(1)) + b(ld(1))") axisfile <string> ..FV.... set axis image axis <boolean> ..FV.... draw axis (default true) text <boolean> ..FV.... draw axis (default true) csp <int> ..FV.... set color space (from 0 to INT_MAX) (default unspecified) unspecified ..FV.... unspecified bt709 ..FV.... bt709 fcc ..FV.... fcc bt470bg ..FV.... bt470bg smpte170m ..FV.... smpte170m smpte240m ..FV.... smpte240m bt2020ncl ..FV.... bt2020ncl cscheme <string> ..FV.... set color scheme (default "1|0.5|0|0|0.5|1") showfreqs AVOptions: size <image_size> ..FV.... set video size (default "1024x512") s <image_size> ..FV.... set video size (default "1024x512") mode <int> ..FV.... set display mode (from 0 to 2) (default bar) line ..FV.... show lines bar ..FV.... show bars dot ..FV.... show dots ascale <int> ..FV.... set amplitude scale (from 0 to 3) (default log) lin ..FV.... linear sqrt ..FV.... square root cbrt ..FV.... cubic root log ..FV.... logarithmic fscale <int> ..FV.... set frequency scale (from 0 to 2) (default lin) lin ..FV.... linear log ..FV.... logarithmic rlog ..FV.... reverse logarithmic win_size <int> ..FV.... set window size (from 4 to 16) (default w2048) w16 ..FV.... w32 ..FV.... w64 ..FV.... w128 ..FV.... w256 ..FV.... w512 ..FV.... w1024 ..FV.... w2048 ..FV.... w4096 ..FV.... w8192 ..FV.... w16384 ..FV.... w32768 ..FV.... w65536 ..FV.... win_func <int> ..FV.... set window function (from 0 to 18) (default hanning) rect ..FV.... Rectangular bartlett ..FV.... Bartlett hanning ..FV.... Hanning hamming ..FV.... Hamming blackman ..FV.... Blackman welch ..FV.... Welch flattop ..FV.... Flat-top bharris ..FV.... Blackman-Harris bnuttall ..FV.... Blackman-Nuttall bhann ..FV.... Bartlett-Hann sine ..FV.... Sine nuttall ..FV.... Nuttall lanczos ..FV.... Lanczos gauss ..FV.... Gauss tukey ..FV.... Tukey dolph ..FV.... Dolph-Chebyshev cauchy ..FV.... Cauchy parzen ..FV.... Parzen poisson ..FV.... Poisson overlap <float> ..FV.... set window overlap (from 0 to 1) (default 1) averaging <int> ..FV.... set time averaging (from 0 to INT_MAX) (default 1) colors <string> ..FV.... set channels colors (default "red|green|blue|yellow|orange|lime|pink|magenta|brown") cmode <int> ..FV.... set channel mode (from 0 to 1) (default combined) combined ..FV.... show all channels in same window separate ..FV.... show each channel in own window minamp <float> ..FV.... set minimum amplitude (from FLT_MIN to 1e-06) (default 1e-06) showspectrum AVOptions: size <image_size> ..FV.... set video size (default "640x512") s <image_size> ..FV.... set video size (default "640x512") slide <int> ..FV.... set sliding mode (from 0 to 3) (default replace) replace ..FV.... replace old columns with new scroll ..FV.... scroll from right to left fullframe ..FV.... return full frames rscroll ..FV.... scroll from left to right mode <int> ..FV.... set channel display mode (from 0 to 1) (default combined) combined ..FV.... combined mode separate ..FV.... separate mode color <int> ..FV.... set channel coloring (from 0 to 8) (default channel) channel ..FV.... separate color for each channel intensity ..FV.... intensity based coloring rainbow ..FV.... rainbow based coloring moreland ..FV.... moreland based coloring nebulae ..FV.... nebulae based coloring fire ..FV.... fire based coloring fiery ..FV.... fiery based coloring fruit ..FV.... fruit based coloring cool ..FV.... cool based coloring scale <int> ..FV.... set display scale (from 0 to 5) (default sqrt) lin ..FV.... linear sqrt ..FV.... square root cbrt ..FV.... cubic root log ..FV.... logarithmic 4thrt ..FV.... 4th root 5thrt ..FV.... 5th root saturation <float> ..FV.... color saturation multiplier (from -10 to 10) (default 1) win_func <int> ..FV.... set window function (from 0 to 18) (default hann) rect ..FV.... Rectangular bartlett ..FV.... Bartlett hann ..FV.... Hann hanning ..FV.... Hanning hamming ..FV.... Hamming blackman ..FV.... Blackman welch ..FV.... Welch flattop ..FV.... Flat-top bharris ..FV.... Blackman-Harris bnuttall ..FV.... Blackman-Nuttall bhann ..FV.... Bartlett-Hann sine ..FV.... Sine nuttall ..FV.... Nuttall lanczos ..FV.... Lanczos gauss ..FV.... Gauss tukey ..FV.... Tukey dolph ..FV.... Dolph-Chebyshev cauchy ..FV.... Cauchy parzen ..FV.... Parzen poisson ..FV.... Poisson orientation <int> ..FV.... set orientation (from 0 to 1) (default vertical) vertical ..FV.... horizontal ..FV.... overlap <float> ..FV.... set window overlap (from 0 to 1) (default 0) gain <float> ..FV.... set scale gain (from 0 to 128) (default 1) data <int> ..FV.... set data mode (from 0 to 1) (default magnitude) magnitude ..FV.... phase ..FV.... rotation <float> ..FV.... color rotation (from -1 to 1) (default 0) showspectrumpic AVOptions: size <image_size> ..FV.... set video size (default "4096x2048") s <image_size> ..FV.... set video size (default "4096x2048") mode <int> ..FV.... set channel display mode (from 0 to 1) (default combined) combined ..FV.... combined mode separate ..FV.... separate mode color <int> ..FV.... set channel coloring (from 0 to 8) (default intensity) channel ..FV.... separate color for each channel intensity ..FV.... intensity based coloring rainbow ..FV.... rainbow based coloring moreland ..FV.... moreland based coloring nebulae ..FV.... nebulae based coloring fire ..FV.... fire based coloring fiery ..FV.... fiery based coloring fruit ..FV.... fruit based coloring cool ..FV.... cool based coloring scale <int> ..FV.... set display scale (from 0 to 5) (default log) lin ..FV.... linear sqrt ..FV.... square root cbrt ..FV.... cubic root log ..FV.... logarithmic 4thrt ..FV.... 4th root 5thrt ..FV.... 5th root saturation <float> ..FV.... color saturation multiplier (from -10 to 10) (default 1) win_func <int> ..FV.... set window function (from 0 to 18) (default hann) rect ..FV.... Rectangular bartlett ..FV.... Bartlett hann ..FV.... Hann hanning ..FV.... Hanning hamming ..FV.... Hamming blackman ..FV.... Blackman welch ..FV.... Welch flattop ..FV.... Flat-top bharris ..FV.... Blackman-Harris bnuttall ..FV.... Blackman-Nuttall bhann ..FV.... Bartlett-Hann sine ..FV.... Sine nuttall ..FV.... Nuttall lanczos ..FV.... Lanczos gauss ..FV.... Gauss tukey ..FV.... Tukey dolph ..FV.... Dolph-Chebyshev cauchy ..FV.... Cauchy parzen ..FV.... Parzen poisson ..FV.... Poisson orientation <int> ..FV.... set orientation (from 0 to 1) (default vertical) vertical ..FV.... horizontal ..FV.... gain <float> ..FV.... set scale gain (from 0 to 128) (default 1) legend <boolean> ..FV.... draw legend (default true) rotation <float> ..FV.... color rotation (from -1 to 1) (default 0) showvolume AVOptions: rate <video_rate> ..FV.... set video rate (default "25") r <video_rate> ..FV.... set video rate (default "25") b <int> ..FV.... set border width (from 0 to 5) (default 1) w <int> ..FV.... set channel width (from 80 to 8192) (default 400) h <int> ..FV.... set channel height (from 1 to 900) (default 20) f <double> ..FV.... set fade (from 0.001 to 1) (default 0.95) c <string> ..FV.... set volume color expression (default "PEAK*255+floor((1-PEAK)*255)*256+0xff000000") t <boolean> ..FV.... display channel names (default true) v <boolean> ..FV.... display volume value (default true) o <int> ..FV.... set orientation (from 0 to 1) (default h) h ..FV.... horizontal v ..FV.... vertical s <int> ..FV.... set step size (from 0 to 5) (default 0) showwaves AVOptions: size <image_size> ..FV.... set video size (default "600x240") s <image_size> ..FV.... set video size (default "600x240") mode <int> ..FV.... select display mode (from 0 to 3) (default point) point ..FV.... draw a point for each sample line ..FV.... draw a line for each sample p2p ..FV.... draw a line between samples cline ..FV.... draw a centered line for each sample n <int> ..FV.... set how many samples to show in the same point (from 0 to INT_MAX) (default 0) rate <video_rate> ..FV.... set video rate (default "25") r <video_rate> ..FV.... set video rate (default "25") split_channels <boolean> ..FV.... draw channels separately (default false) colors <string> ..FV.... set channels colors (default "red|green|blue|yellow|orange|lime|pink|magenta|brown") scale <int> ..FV.... set amplitude scale (from 0 to 3) (default lin) lin ..FV.... linear log ..FV.... logarithmic sqrt ..FV.... square root cbrt ..FV.... cubic root showwavespic AVOptions: size <image_size> ..FV.... set video size (default "600x240") s <image_size> ..FV.... set video size (default "600x240") split_channels <boolean> ..FV.... draw channels separately (default false) colors <string> ..FV.... set channels colors (default "red|green|blue|yellow|orange|lime|pink|magenta|brown") scale <int> ..FV.... set amplitude scale (from 0 to 3) (default lin) lin ..FV.... linear log ..FV.... logarithmic sqrt ..FV.... square root cbrt ..FV.... cubic root spectrumsynth AVOptions: sample_rate <int> ..F.A... set sample rate (from 15 to INT_MAX) (default 44100) channels <int> ..F.A... set channels (from 1 to 8) (default 1) scale <int> ..FV.... set input amplitude scale (from 0 to 1) (default log) lin ..FV.... linear log ..FV.... logarithmic slide <int> ..FV.... set input sliding mode (from 0 to 3) (default fullframe) replace ..FV.... consume old columns with new scroll ..FV.... consume only most right column fullframe ..FV.... consume full frames rscroll ..FV.... consume only most left column win_func <int> ..F.A... set window function (from 0 to 18) (default rect) rect ..F.A... Rectangular bartlett ..F.A... Bartlett hann ..F.A... Hann hanning ..F.A... Hanning hamming ..F.A... Hamming sine ..F.A... Sine overlap <float> ..F.A... set window overlap (from 0 to 1) (default 1) orientation <int> ..FV.... set orientation (from 0 to 1) (default vertical) vertical ..FV.... horizontal ..FV.... amovie AVOptions: filename <string> ..FVA... format_name <string> ..FVA... set format name f <string> ..FVA... set format name stream_index <int> ..FVA... set stream index (from -1 to INT_MAX) (default -1) si <int> ..FVA... set stream index (from -1 to INT_MAX) (default -1) seek_point <double> ..FVA... set seekpoint (seconds) (from 0 to 9.22337e+12) (default 0) sp <double> ..FVA... set seekpoint (seconds) (from 0 to 9.22337e+12) (default 0) streams <string> ..FVA... set streams s <string> ..FVA... set streams loop <int> ..FVA... set loop count (from 0 to INT_MAX) (default 1) discontinuity <duration> ..FVA... set discontinuity threshold (default 0) movie AVOptions: filename <string> ..FVA... format_name <string> ..FVA... set format name f <string> ..FVA... set format name stream_index <int> ..FVA... set stream index (from -1 to INT_MAX) (default -1) si <int> ..FVA... set stream index (from -1 to INT_MAX) (default -1) seek_point <double> ..FVA... set seekpoint (seconds) (from 0 to 9.22337e+12) (default 0) sp <double> ..FVA... set seekpoint (seconds) (from 0 to 9.22337e+12) (default 0) streams <string> ..FVA... set streams s <string> ..FVA... set streams loop <int> ..FVA... set loop count (from 0 to INT_MAX) (default 1) discontinuity <duration> ..FVA... set discontinuity threshold (default 0) abuffer AVOptions: time_base <rational> ..F.A... (from 0 to INT_MAX) (default 0/1) sample_rate <int> ..F.A... (from 0 to INT_MAX) (default 0) sample_fmt <sample_fmt> ..F.A... (default none) channel_layout <string> ..F.A... channels <int> ..F.A... (from 0 to INT_MAX) (default 0) buffer AVOptions: width <int> ..FV.... (from 0 to INT_MAX) (default 0) video_size <image_size> ..FV.... height <int> ..FV.... (from 0 to INT_MAX) (default 0) pix_fmt <pix_fmt> ..FV.... (default none) 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 0/1) pixel_aspect <rational> ..FV.... sample aspect ratio (from 0 to DBL_MAX) (default 0/1) time_base <rational> ..FV.... (from 0 to DBL_MAX) (default 0/1) frame_rate <rational> ..FV.... (from 0 to DBL_MAX) (default 0/1) sws_param <string> ..FV.... abuffersink AVOptions: sample_fmts <binary> ..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 <boolean> ..FV.... accept all channel counts (default false) buffersink AVOptions: pix_fmts <binary> ..FV.... set the supported pixel formats While playing: q, ESC quit f toggle full screen p, SPC pause m toggle mute 9, 0 decrease and increase volume respectively /, * decrease and increase volume respectively a cycle audio channel in the current program v cycle video channel t cycle subtitle channel in the current program c cycle program w cycle video filters or show modes s activate frame-step mode left/right seek backward/forward 10 seconds down/up seek backward/forward 1 minute page down/page up seek backward/forward 10 minutes right mouse click seek to percentage in file corresponding to fraction of width left double-click toggle full screen