Type Property 型プロパティ

AVAssetTrackTrackAssociationsDidChange

A notification the system posts when the track associations for an asset track change.

Declaration 宣言

static let AVAssetTrackTrackAssociationsDidChange: NSNotification.Name

Discussion 議論

The system posts this notification only for changes that occur after an asset’s track’s availableTrackAssociationTypes property reaches a AVKeyValueStatus.loaded status.

See Also 参照

AVFoundation