Xvid (formerly xvid) is an open source mpeg-4 video codec, implementing mpeg-4 simple profile, advanced simple profile, and advanced video coding standards. it is written in c with assembler optimizations for quality and speed (including mmx, sse, and 3dnow! code for i386 and altivec for powerpc), and is especially optimized towards offline, multi-pass compression for storage and archival purposes.

this package contains the shared library.