What’s in this update?
Video:
Improves single-pass H.264 encoding quality
Increases the playback reliability of Motion JPEG media
Audio:
Improves AAC encoding fidelity
Audio tracks from MPEG video files now export consistently
Application Support:
Improves compatibility with iChat and Photo Booth
Security:
For information on the security content of this update, please visit this website:
http://support.apple.com/kb/HT1222
