The release is recommended for all QuickTime 7 users and can be installed via Software Update.
- Improves single-pass H.264 encoding quality
- Increases the playback reliability of Motion JPEG media
- Improves AAC encoding fidelity
- Audio tracks from MPEG video files now export consistently
- Improves compatibility with iChat and Photo Booth
For information on the security content of this update, please visit this website: