|
|
|
|
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](http://ffmpeg.org/ffmpeg.html) is a command line toolbox to
|
|
|
|
|
manipulate, convert and stream multimedia content.
|
|
|
|
|
* [ffplay](http://ffmpeg.org/ffplay.html) is a minimalistic multimedia player.
|
|
|
|
|
* [ffprobe](http://ffmpeg.org/ffprobe.html) is a simple analysis tool to inspect
|
|
|
|
|
multimedia content.
|
|
|
|
|
* [ffserver](http://ffmpeg.org/ffserver.html) 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](http://ffmpeg.org)
|
|
|
|
|
and in the [wiki](http://trac.ffmpeg.org).
|
|
|
|
|
|
|
|
|
|
### 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. Few developers
|
|
|
|
|
follow pull requests so they will likely be ignored.
|
