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  1. compat/
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  3. ffbuild/
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  5. libavcodec/
  6. libavdevice/
  7. libavfilter/
  8. libavformat/
  9. libavresample/
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  11. libpostproc/
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  13. libswscale/
  14. presets/
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  16. tools/
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  20. BUILD
  21. build_bazel.sh
  22. Changelog
  23. configure
  24. CONTRIBUTING.md
  25. COPYING.GPLv2
  26. COPYING.GPLv3
  27. COPYING.LGPLv2.1
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  29. CREDITS
  30. INSTALL.md
  31. LICENSE
  32. LICENSE.md
  33. LOCAL_MODIFICATIONS
  34. MAINTAINERS
  35. Makefile
  36. METADATA
  37. README.md
  38. RELEASE
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  40. version.sh
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.