Type Property 型プロパティ

AVAssetMediaSelectionGroupsDidChange

A notification the system posts when an asset’s media selection groups change.

Declaration 宣言

static let AVAssetMediaSelectionGroupsDidChange: NSNotification.Name

Discussion 議論

The system posts this notification only after the value of an asset’s availableMediaCharacteristicsWithMediaSelectionOptions property reaches a status of AVKeyValueStatus.loaded.

See Also 参照

AVFoundation