Inside Macintosh: QuickTime /

Chapter 4 - Movie Resource Formats

Using Media Information Atoms

This section presents examples using the atoms just described. These examples are intended to help you understand the relationships between these atoms. The first example, "Finding a Sample," describes the steps that the video media handler uses to find the sample that contains the media data for a particular time in a media. The second example, "Finding a Key Frame," describes the steps that the video media handler uses to find an appropriate key frame for a specific time in a movie.

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Subtopics

Finding a Sample

Finding a Key Frame