AVMovieTrackMBS.alternateGroupID as Integer

Type	Topic	Plugin	Version	macOS	Windows	Linux	iOS	Targets
property	AVMovie	MBS AVFoundation Plugin	16.0	✅ Yes	❌ No	❌ No	✅ Yes	All

An integer indicating the track as a member of a particular alternate group.

(Read only property)

AVMovieTrackMBS.mediaDataStorage as AVMediaDataStorageMBS

Type	Topic	Plugin	Version	macOS	Windows	Linux	iOS	Targets
property	AVMovie	MBS AVFoundation Plugin	16.0	✅ Yes	❌ No	❌ No	✅ Yes	All

The storage container for media data added to a track.

The value of this property is an AVMediaDataStorage object that indicates the location at which media data inserted or appended to the track will be written.
(Read only property)

AVMovieTrackMBS.mediaDecodeTimeRange as CMTimeRangeMBS

Type	Topic	Plugin	Version	macOS	Windows	Linux	iOS	Targets
property	AVMovie	MBS AVFoundation Plugin	16.0	✅ Yes	❌ No	❌ No	✅ Yes	All

A CMTimeRange indicating the range of decode times for the track's media.

(Read only property)

AVMovieTrackMBS.mediaPresentationTimeRange as CMTimeRangeMBS

Type	Topic	Plugin	Version	macOS	Windows	Linux	iOS	Targets
property	AVMovie	MBS AVFoundation Plugin	16.0	✅ Yes	❌ No	❌ No	✅ Yes	All

A CMTimeRange indicating the range of presentation times for the track's media.

(Read only property)