Quicktime File Format (2012-08-14).pdf

Document Revision HistoryThis table describes the changes to QuickTime File Format Specification .Date2012-08-14NotesCorrected the values forkQTSampleDependency_OtherSamplesDependOnThisSample andkQTSampleDependency_NoOtherSampleDependsOnThisSample.2012-08-01The following updates are included in this revision: In “User DataAtoms” (page 47), expanded the description of 'tnam' and added'tagc' with related section “Media Characteristic Tags” (page 51). Added“Track Exclude From Autoselection Atoms” (page 61). Explained alternategroups in “Track Header Atoms” (page 57). Added clcp, fall, folw, andforc to “Track Reference Atoms” (page 73). Corrected structure of gmhdand gmin in “Base Media Information Atoms” (page 89). “General Structureof a Sample Description” (page 100) includes emphasized importance ofdata size due to occasional terminating zeroes. Added “Text MediaInformation Atom” (page 196), “Closed Captioning Media” (page 198), and“Subtitle Media” (page 199). “Timecode Media Information Atom” (page191) now documents the reserved integer after the text size. Added“Preparing Sound and Subtitle Alternate Groups for Use with AppleDevices” (page 334). “Audio track” changed to “sound track” for consistency.Deprecated ‘rsrc’ data reference.2012-08-14 | © 2004, 2012 Apple Inc. All Rights Reserved.433