author Kyle Machulis <>
Wed, 24 Jun 2015 16:03:43 -0700
changeset 283804 812f311c4ee47953c0413ddc544a45477837a3e5
permissions -rw-r--r--
Bug 1157768 - Minimal libav files for using libav fft; r=padenot


Libav 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.
* `libavresample` implements audio mixing and resampling routines.
* `libswscale` implements color conversion and scaling routines.

## Tools

* [avconv]( is a command line toolbox to
  manipulate, convert and stream multimedia content.
* [avplay]( is a minimalistic multimedia player.
* [avprobe]( is a simple analisys 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

Conding examples are available in the **doc/example** directory.

## License

Libav codebase is mainly LGPL-licensed with optional components licensed under
GPL. Please refer to the LICENSE file for detailed information.