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Clément Bœsch af607b7e07 lavc/huffyuvdsp: only transmit the pix_fmt instead of the whole avctx 8 years ago
compat compat/atomics/gcc: use __typeof__ instead of typeof 8 years ago
doc lavc/mips: temporally disable ac3 downmix 8 years ago
libavcodec lavc/huffyuvdsp: only transmit the pix_fmt instead of the whole avctx 8 years ago
libavdevice avdevice/decklink: new option 'format_code' to set video format by fourCC 8 years ago
libavfilter vf_drawtext: Fix memory leak 8 years ago
libavformat avformat/rtmpproto: change rtmp_open from url_open to url_open2 8 years ago
libavresample Bump minor versions after 3.2 branchpoint to seperate release 8 years ago
libavutil hwcontext: fix comments for av_hwdevice_ctx_alloc() 8 years ago
libpostproc Bump minor versions after 3.2 branchpoint to seperate release 8 years ago
libswresample swresample/resample: free existing ResampleContext on reinit 8 years ago
libswscale Merge commit 'de8e096c7eda2bce76efd0a1c1c89d37348c2414' 8 years ago
presets presets: remove moldering iPod presets 11 years ago
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tools tools/target_dec_fuzzer: Fix misaligned read 8 years ago
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MAINTAINERS MAINTAINERS: Add Rodger Combs to ffmpeg-security 8 years ago
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cmdutils.h cmdutils: add show_demuxers and show_muxers 8 years ago
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ffmpeg_cuvid.c ffmpeg_cuvid: adapt for recent filter graph initialization changes 8 years ago
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ffmpeg_filter.c ffmpeg: don't use resample_lavr_opts 8 years ago
ffmpeg_opt.c ffmpeg, ffprobe: don't "merge" side data into packet data by default 8 years ago
ffmpeg_qsv.c ffmpeg: init filtergraphs only after we have a frame on each input 8 years ago
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ffmpeg_videotoolbox.c ffmpeg/videotoolbox: protect UTGetOSTypeFromString on both VDA and VT 9 years ago
ffplay.c ffplay: change keyboard volume control to logarithmic 8 years ago
ffprobe.c fate: Do not report side data size 8 years ago
ffserver.c ffserver: local OOB write with custom program name 8 years ago
ffserver_config.c ffserver_config: Check for failure to allocate FFServerIPAddressACL 8 years ago
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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.
  • ffserver is a multimedia streaming server for live broadcasts.
  • 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.