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Michael Niedermayer 19dbe89f03 Merge remote-tracking branch 'cigaes/master' 
* cigaes/master:
  ffmpeg: notify when the thread message queue blocks.
  ffmpeg: allow to set the thread message queue size.
  lavd/alsa: set frame_size field.

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2015-02-26 21:38:52 +01:00
compat
doc ffmpeg: allow to set the thread message queue size. 2015-02-26 19:19:56 +01:00
libavcodec Fix buffer_size argument to init_put_bits() in multiple encoders. 2015-02-26 20:14:00 +01:00
libavdevice lavd/alsa: set frame_size field. 2015-02-26 19:19:56 +01:00
libavfilter colormatrix: Accept bt601 aliases as input 2015-02-26 19:26:05 +01:00
libavformat avformat/mp3dec: Check for avcodec_alloc_context3() failure 2015-02-26 20:11:19 +01:00
libavresample
libavutil libavutil: add x86 optimized av_popcount 2015-02-25 19:58:00 -03:00
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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.
  • ffserver 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 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.