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How This Document Is Organized

This update guide is intended to provide QuickTime developers, as well as other developers new to the platform, with a comprehensive description of the changes and enhancements in this major software release. Beyond this brief introductory chapter, the material discussed in Chapter 2 of the guide points to and cross-references in Chapter 3 the many new functions available in QuickTime 7, with an emphasis on understanding their usage for application developers.

• Chapter 1, “Introduction to QuickTime 7,” discusses who should read this document, as well as other sources of information about the QuickTime documentation suite.

• Chapter 2, “What’s New in QuickTime 7,” describes in detail the many new and enhanced features available in QuickTime 7. It is intended to provide developers with a conceptual overview, in addition code samples and illustrations of usage, so that developers can take advantage of many of new features in QuickTime 7 in their applications.

• Chapter 3, “New Functions, Data Types, and Constants in QuickTime 7,” describes all the new QuickTime functions, data structures, constants, and callbacks in this software release.

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