Customizing Export Settings
For the greatest possible control when compressing and exporting media files, use the 
export options available in QuickTime Pro. 
For video compression and export, QuickTime Pro offers customizable settings in three 
categories: video settings, filters (also known as special effects), and image size. 
QuickTime Pro also offers many options for customizing compression settings for 
sound. 
The following topics provide information about which options to choose when 
exporting and compressing movies.