Storing Preview Data in Files
A preview may or may not contain sound or text data or other types of information. In addition to the visual preview, QuickTime provides the preview resource, described on
The Preview Resource
, which also allows you to store
-
a brief description of the file
-
a list of keywords
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an associated language code to allow use of a single file in more than one region
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a modification date to help applications determine when the data has been changed
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