Use the normalized form LGPL-2.1 for license declaration.

Bug: 421988543
Change-Id: I3f0bace90f1072a98991494389f045b9246a29b4
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/third_party/ffmpeg/+/6767988
Reviewed-by: Ted (Chromium) Meyer <tmathmeyer@chromium.org>
Reviewed-by: Dale Curtis <dalecurtis@chromium.org>
1 file changed
tree: 311b0daf202cb0f4823bff8eaa5606f99163ab70
  1. chromium/
  2. compat/
  3. doc/
  4. ffbuild/
  5. fftools/
  6. libavcodec/
  7. libavdevice/
  8. libavfilter/
  9. libavformat/
  10. libavutil/
  11. libswresample/
  12. libswscale/
  13. presets/
  14. tests/
  15. tools/
  16. .git-blame-ignore-revs
  17. .gitattributes
  18. .gitignore
  19. .mailmap
  20. BUILD.gn
  21. Changelog
  22. codereview.settings
  23. configure
  24. CONTRIBUTING.md
  25. COPYING.GPLv2
  26. COPYING.GPLv3
  27. COPYING.LGPLv2.1
  28. COPYING.LGPLv3
  29. CREDITS
  30. CREDITS.chromium
  31. DIR_METADATA
  32. ffmpeg_generated.gni
  33. ffmpeg_options.gni
  34. FUNDING.json
  35. INSTALL.md
  36. LICENSE.md
  37. MAINTAINERS
  38. Makefile
  39. OWNERS
  40. PRESUBMIT.py
  41. README.chromium
  42. README.md
  43. RELEASE
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 means to alter decoded audio and video through a directed graph of connected 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.