FFmpeg

*FFmpeg* is a complete, cross-platform solution to record, convert and stream audio and video.
Homepage:	http://www.ffmpeg.org/
License:	LGPL or GPL

Description

It includes libavcodec the leading audio/video codec library. See the [documentation|http://www.ffmpeg.org/ffmpeg-doc.html] for a complete feature list and the [Changelog|http://git.videolan.org/?p=ffmpeg.git;a=blob_plain;f=Changelog] for recent changes.