Perian, a free open source QuickTime component that adds native support for many popular video formats has been updated to v1.1.1
Perian 1.1.1 Changes - H.264 in AVI fixed - Some anamorphic AVI files are now supported - Performance problems due to PIC fixed with Xcode 3.1 - Incorrect frame skipping on H.264 intra frames fixed - Better character set detection - The update checker is now much more polite - Several parsing and rendering bugs with subtitles fixed - Player freezing while loading subtitles with embedded fonts fixed - Audio fixed for some older MKV files with AAC/FLAC - Strange values in MKV chapters or video sizes are handled better - Initial support for SAMI subtitles added - Worked around a QuickTime bug (#5770288) causing frames to be lost during export - New codecs: DosBox ZMBV, VP6+Alpha, Nellymoser ASAO