/FFmpeg

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compat compat: remove in-tree NVidia headers Feb 27, 2018
doc avformat/libsrt: add pkt_size parameter to libsrt Sep 1, 2018
ffbuild Merge commit '17b6c7efb471e8ff1b8a7271f6531ba1d52bf69c' Nov 12, 2017
fftools ffplay: do not drain existing filters when seeking Sep 1, 2018
libavcodec avcodec/mips: [loongson] optimize memset in h264dsp. Sep 2, 2018
libavdevice avdevice/decklink_enc: print preroll and buffer size Aug 24, 2018
libavfilter avfilter/vf_frei0r: Remove duplicate }, fix build Aug 30, 2018
libavformat avformat/libsrt: add pkt_size parameter to libsrt Sep 1, 2018
libavresample avresample: remove deprecated attribute from the AVAudioResampleConte… Jan 9, 2018
libavutil avcodec/mips: [loongson] reoptimize simple idct with mmi. Sep 2, 2018
libpostproc Bump minor versions after release/4.0 branching Apr 16, 2018
libswresample swresample/swresample: Fix input channel count in resample_first comp… Jul 26, 2018
libswscale swscale/swscale : small cosmetic Aug 22, 2018
presets presets: remove moldering iPod presets Jun 18, 2014
tests fate: add 10-bit test for hue video filter Aug 31, 2018
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Changelog avcodec: add WinCAM Motion Video decoder Aug 27, 2018
INSTALL.md INSTALL: add markdown syntax May 28, 2014
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RELEASE RELEASE: update for git after 3.4 branchpoint Oct 11, 2017
configure avformat/libsrt: add pkt_size parameter to libsrt Sep 1, 2018

README.md

FFmpeg README

FFmpeg is a collection of libraries and tools to process multimedia content such as audio, video, subtitles and related metadata.

Libraries

  • libavcodec provides implementation of a wider range of codecs.
  • libavformat implements streaming protocols, container formats and basic I/O access.
  • libavutil includes hashers, decompressors and miscellaneous utility functions.
  • libavfilter provides a mean to alter decoded Audio and Video through chain of filters.
  • libavdevice provides an abstraction to access capture and playback devices.
  • libswresample implements audio mixing and resampling routines.
  • libswscale implements color conversion and scaling routines.

Tools

  • ffmpeg is a command line toolbox to manipulate, convert and stream multimedia content.
  • ffplay is a minimalistic multimedia player.
  • ffprobe is a simple analysis tool to inspect multimedia content.
  • Additional small tools such as aviocat, ismindex and qt-faststart.

Documentation

The offline documentation is available in the doc/ directory.

The online documentation is available in the main website and in the wiki.

Examples

Coding examples are available in the doc/examples directory.

License

FFmpeg codebase is mainly LGPL-licensed with optional components licensed under GPL. Please refer to the LICENSE file for detailed information.

Contributing

Patches should be submitted to the ffmpeg-devel mailing list using git format-patch or git send-email. Github pull requests should be avoided because they are not part of our review process and will be ignored.