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Introduction to QuickTime 7.2.1 Update Guide
QuickTime is the industry standard for multimedia programming and application development, with a rich and evolving API comprised of more than 2700 C function calls in the QuickTime framework, as well as 22 Objective-C classes which are part of the QuickTime Kit framework (QTKit.framework
). Its component-based architecture is highly extensible, enabling applications to display, import, export, modify, and capture a broad range of digital media, including audio, video, still images, text, MIDI, sprites, VR panoramas, among other media types. QuickTime is designed from the ground up to work with local disk-based media, media accessed over a network, or streams of real-time data.
This document provides detailed information about the new features, changes, and enhanced capabilities that are available in QuickTime 7.2.1 for Mac OS X v10.5.
If you are a QuickTime API-level developer, content author, multimedia producer, or Webmaster who is currently working with QuickTime, you should read this document.
The document is written for developers who use QuickTime on Mac OS X and want to learn about the new programming features available in QuickTime 7.2.1, and for beginning or experienced Cocoa programmers interested in using QuickTime in their application development.
Organization of This Document
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 software release. Beyond this brief introductory chapter, the material discussed in Introduction to QuickTime 7.2.1 Update Guide of the guide describes these changes and enhancements, with an emphasis on understanding their usage for application developers.
This document consists of a single chapter:
Introduction to QuickTime 7.2.1 Update Guide describes in detail the many new and enhanced features available in QuickTime 7.2.1. It is intended to provide developers with a conceptual overview, so that you can take advantage of many of new features in QuickTime 7.2.1 in your application.
See Also
For a high-level view of QuickTime application development, including articles, what’s new documents, related links, sample code, and reference library documentation, refer to QuickTime Developer Connection.
If you need more information about the features available in recent QuickTime 7 releases, refer to the QuickTime 7.1 Update Guide, which documents the changes and enhancements in the last release of QuickTime. The document is intended for both Mac OS X and Microsoft Windows developers.
For information about the new methods, attributes, and notifications available in the Objective-C (Cocoa) QuickTime Kit framework, refer to the QuickTime Kit Framework Reference, which describes each class and its associated methods in detail.
For developers who want to take advantage of QuickTime features and functionality, the complete suite of documentation that describes the QuickTime API is available online in HTML and PDF at the QuickTime Documentation website.
If you are new to QuickTime, you should begin by referring to Getting Started With QuickTime, which describes the various starting points and learning paths for working with this rich, multimedia API.
Updates to the QuickTime technical documentation website are provided on a regular basis. Developers can also subscribe to various mailing lists for the latest news and information. To subscribe, refer to Apple Mailing Lists -- QuickTime API.
To sign up for any of Apple’s Developer Programs, go to Developer Membership.
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