Maps the specified track time through the appropriate time mapping and returns the resulting sample presentation time.
- iOS 4.0+
- macOS 10.7+
- Mac Catalyst 13.0+
- tvOS 9.0+
- watchOS 6.0+
The track time for which a sample presentation time is requested.
The sample presentation time corresponding to
track; the value will be invalid if
track is out of range.