init(url:trackID:sourceTimeRange:targetTimeRange:)
Creates an object that presents a segment of a media file that the specified URL references.
Declaration
init(url URL: URL, trackID: CMPersistentTrackID, sourceTimeRange: CMTimeRange, targetTimeRange: CMTimeRange)Parameters
- URL:
A URL of the source media file.
- trackID:
The identifier of the track whose media this segment presents.
- sourceTimeRange:
The time range of the track whose media this segment presents.
- targetTimeRange:
The time range of the composition track to present the segment’s media.