loadAssociatedTracks(ofType:completionHandler:)
Loads associated tracks that have the specified association type.
Declaration
func loadAssociatedTracks(ofType trackAssociationType: AVAssetTrack.AssociationType, completionHandler: @escaping @Sendable ([AVAssetTrack]?, (any Error)?) -> Void)func loadAssociatedTracks(ofType trackAssociationType: AVAssetTrack.AssociationType) async throws -> [AVAssetTrack]Parameters
- trackAssociationType:
The track association type to load tracks for.
- completionHandler:
A callback that the system invokes after it finishes the loading request. It passes the completion handler the following parameters:
- tracks
The array of associated tracks, which may be empty if there are no tracks for the specified association type. The value is
nilif an error occurs.- error
An error object if the request fails; otherwise,
nil.