xvidEncoder... Xvid and libavcodec based QuickTime Media Compressor component. Support xvid, another MPEG-4 SP/ASP Video Media. Support some MPEG-4 ASP features, including B-frame with Open/Closed GOP. Source codes are included, and free software under GPL V2. Uses libxvidcore.a, libavcodec.a and others from xvid CVS build and ffmpeg SVN.
NICOLAS-MARECHAL You would use this over Perian because Perian helps you to read (or decode) a video while this one is to write (or encode). (Version 1.0.2)