Instance Property

overallDurationHint

The total duration of fragments that currently exist, or may exist in the future.

Declaration

@property(nonatomic, readonly) CMTime overallDurationHint;

Discussion

For QuickTime movie files and MPEG-4 files, the asset retrieves this value from the mehd box of the mvex box, if present. If no total fragment duration hint is available, the value of this property is kCMTimeInvalid.

See Also

Working with Fragmented Movies

canContainFragments

A Boolean value that indicates whether the asset is capable of being extended by fragments.

containsFragments

A Boolean value that indicates whether the asset is extended by at least one movie fragment.