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Leopard Release Notes
QuickTime applications can run on Mac OS X and Microsoft Windows. QuickTime content plays on Mac and Windows computers and on many handheld devices. Content can be served by progressive download from any web server or as real-time streams from streaming servers on all major operating systems. QuickTime supports dozens of file and compression formats for images, video, and audio.

A guided introduction and learning path for developers new to QuickTime.   Essential information for developers using QuickTime.   API references organized by framework.
QuickTime Topics
View the complete QuickTime Release Notes List.
Classes for creating and playing multimedia in Cocoa applications.    

View legacy documents, including technologies, features, products, APIs, and programming techniques that are no longer supported or have been superseded.