1FFmpeg README 2============= 3 4FFmpeg is a collection of libraries and tools to process multimedia content 5such as audio, video, subtitles and related metadata. 6 7## Libraries 8 9* `libavcodec` provides implementation of a wider range of codecs. 10* `libavformat` implements streaming protocols, container formats and basic I/O access. 11* `libavutil` includes hashers, decompressors and miscellaneous utility functions. 12* `libavfilter` provides a mean to alter decoded Audio and Video through chain of filters. 13* `libavdevice` provides an abstraction to access capture and playback devices. 14* `libswresample` implements audio mixing and resampling routines. 15* `libswscale` implements color conversion and scaling routines. 16 17## Tools 18 19* [ffmpeg](https://ffmpeg.org/ffmpeg.html) is a command line toolbox to 20 manipulate, convert and stream multimedia content. 21* [ffplay](https://ffmpeg.org/ffplay.html) is a minimalistic multimedia player. 22* [ffprobe](https://ffmpeg.org/ffprobe.html) is a simple analysis tool to inspect 23 multimedia content. 24* Additional small tools such as `aviocat`, `ismindex` and `qt-faststart`. 25 26## Documentation 27 28The offline documentation is available in the **doc/** directory. 29 30The online documentation is available in the main [website](https://ffmpeg.org) 31and in the [wiki](https://trac.ffmpeg.org). 32 33### Examples 34 35Coding examples are available in the **doc/examples** directory. 36 37## License 38 39FFmpeg codebase is mainly LGPL-licensed with optional components licensed under 40GPL. Please refer to the LICENSE file for detailed information. 41 42## Contributing 43 44Patches should be submitted to the ffmpeg-devel mailing list using 45`git format-patch` or `git send-email`. Github pull requests should be 46avoided because they are not part of our review process and will be ignored. 47