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The Hint Track User Data Atom ( 'udta' )

A hint track may contain a user data atom ( 'udta' ) holding information atoms specific to the hint track. This will normally contain three child atoms:

Note that there are user data atoms ( 'udta' ) at the movie level as well as the track level. The 'hnti' child atom in the movie-level user data atom contains hint information which applies to all tracks in the movie. The 'hnti' child atom of the track-level user data atom contains hint information specific to this track.

The User Data Name Atom ('name' )

Hint Information Atom ('hinf' )

Hint Track Information Atom ('hnti' )


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