FFmpeg

FFmpeg information from cmd>ffmpeg.~~30Dec2019~~

FFmpeg package

Ffmpeg is the Hyper fast Audio and Video encoder.
usage: ffmpeg [options] [[infile options] -i infile]... {[outfile options] outfile}...

Package

Configuration

Configuration:enabled
--enable-gpl--enable-version3--enable-sdl2--enable-fontconfig--enable-gnutls--enable-iconv--enable-libass--enable-libdav1d--enable-libbluray--enable-libfreetype--enable-libmp3lame--enable-libopencore-amrnb--enable-libopencore-amrwb--enable-libopenjpeg--enable-libopus--enable-libshine--enable-libsnappy--enable-libsoxr--enable-libtheora--enable-libtwolame--enable-libvpx--enable-libwavpack--enable-libwebp--enable-libx264--enable-libx265--enable-libxml2--enable-libzimg--enable-lzma--enable-zlib--enable-gmp--enable-libvidstab--enable-libvorbis--enable-libvo-amrwbenc--enable-libmysofa--enable-libspeex--enable-libxvid--enable-libaom--enable-libmfx--enable-ffnvcodec--enable-cuvid--enable-d3d11va--enable-nvenc--enable-nvdec--enable-dxva2--enable-avisynth--enable-libopenmpt--enable-amf

Library

Library:


  libavutil      56. 36.101 / 56. 36.101
  libavcodec     58. 65.100 / 58. 65.100
  libavformat    58. 35.101 / 58. 35.101
  libavdevice    58.  9.101 / 58.  9.101
  libavfilter     7. 69.101 /  7. 69.101
  libswscale      5.  6.100 /  5.  6.100
  libswresample   3.  6.100 /  3.  6.100
  libpostproc    55.  6.100 / 55.  6.100

Command Help

Command help information from cmd>ffmpeg -h.~~30Dec2019~~

Getting Help

Getting help: -hprint basic options -h longprint more options -h fullprint all options (including all format and codec specific options, very long) -h type=nameprint all options for the named decoder/encoder/demuxer/muxer/filter/bsf

Print Topics

Print help / information / capabilities: -Lshow license -h topicshow help -? topicshow help -help topicshow help --help topicshow help -versionshow version -buildconfshow build configuration -formatsshow available formats -muxersshow available muxers -demuxersshow available demuxers -devicesshow available devices -codecsshow available codecs -decodersshow available decoders -encodersshow available encoders -bsfsshow available bit stream filters -protocolsshow available protocols -filtersshow available filters -pix_fmtsshow available pixel formats -layoutsshow standard channel layouts -sample_fmtsshow available audio sample formats -colorsshow available color names -sources devicelist sources of the input device -sinks devicelist sinks of the output device -hwaccelsshow available HW acceleration methods

Global Options

Global options (affect whole program instead of just one file: -loglevel loglevelset logging level -v loglevelset logging level -reportgenerate a report -max_alloc bytesset maximum size of a single allocated block -yoverwrite output files -nnever overwrite output files -ignore_unknownIgnore unknown stream types -filter_threadsnumber of non-complex filter threads -filter_complex_threadsnumber of threads for -filter_complex -statsprint progress report during encoding -max_error_rate maximum error rateratio of errors (0.0: no errors, 1.0: 100% errors) above which ffmpeg returns an error instead of success. -bits_per_raw_sample numberset the number of bits per raw sample -vol volumechange audio volume (256=normal)

Per-file Main Options

Per-file main options: -f fmtforce format -c codeccodec name -codec codeccodec name -pre presetpreset name -map_metadata outfile[,metadata]:infile[,metadata]set metadata information of outfile from infile -t durationrecord or transcode "duration" seconds of audio/video -to time_stoprecord or transcode stop time -fs limit_sizeset the limit file size in bytes -ss time_offset the start time offset -sseof time_offset the start time offset relative to EOF -seek_timestampenable/disable seeking by timestamp with -ss -timestamp timeset the recording timestamp ('now' to set the current time) -metadata string=stringadd metadata -program title=string:st=number...add program with specified streams -target typespecify target file type ("vcd", "svcd", "dvd", "dv" or "dv50" with optional prefixes "pal-", "ntsc-" or "film-") -apadaudio pad -frames numberset the number of frames to output -filter filter_graphset stream filtergraph -filter_script filenameread stream filtergraph description from a file -reinit_filterreinit filtergraph on input parameter changes -discarddiscard -dispositiondisposition

Video Options

Video options: -vframes numberset the number of video frames to output -r rateset frame rate (Hz value, fraction or abbreviation) -s sizeset frame size (WxH or abbreviation) -aspect aspectset aspect ratio (4:3, 16:9 or 1.3333, 1.7777) -bits_per_raw_sample numberset the number of bits per raw sample -vndisable video -vcodec codecforce video codec ('copy' to copy stream) -timecode hh:mm:ss[:;.]ffset initial TimeCode value. -pass nselect the pass number (1 to 3) -vf filter_graphset video filters -ab bitrateaudio bitrate (please use -b:a) -b bitratevideo bitrate (please use -b:v) -dndisable data

Audio Options

Audio options: -aframes numberset the number of audio frames to output -aq qualityset audio quality (codec-specific) -ar rateset audio sampling rate (in Hz) -ac channelsset number of audio channels -andisable audio -acodec codecforce audio codec ('copy' to copy stream) -vol volumechange audio volume (256=normal) -af filter_graphset audio filters

Subtitle Options

Subtitle options: -s sizeset frame size (WxH or abbreviation) -sndisable subtitle -scodec codecforce subtitle codec ('copy' to copy stream) -stag fourcc/tagforce subtitle tag/fourcc -fix_sub_durationfix subtitles duration -canvas_size sizeset canvas size (WxH or abbreviation) -spre presetset the subtitle options to the indicated preset

Content