Can I redistribute QuickTime runtime with my application?
From AVObjects Knowledge Base
Can I redistribute the required QuickTime components myself in order not to force customers to install QuickTime Player?
Our QuickTime filter uses an existing QuickTime installation. In order to redistribute QuickTime with your application you need to set up a redistribution agreement with Apple:
http://developer.apple.com/softwarelicensing/agreements/quicktime.html
