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

static let AVAssetChapterMetadataGroupsDidChange: NSNotification.Name
A notification the system posts when an asset’s chapter metadata groups change.
static let AVAssetContainsFragmentsDidChange: NSNotification.Name
A notification the system posts when an asset’s fragments change.
static let AVAssetDurationDidChange: NSNotification.Name
A notification the system posts when a fragmented asset minder observes a change to a fragmented asset’s duration.
static let AVAssetMediaSelectionGroupsDidChange: NSNotification.Name
A notification the system posts when an asset’s media selection groups change.
static let AVAssetTrackSegmentsDidChange: NSNotification.Name
A notification the system posts when a fragmented asset minder observes a change to a fragmented asset track’s segments.
static let AVAssetTrackTimeRangeDidChange: NSNotification.Name
A notification the system posts when a fragmented asset minder observes a change to a fragmented asset track’s time range.
static let AVAssetWasDefragmented: NSNotification.Name
A notification the system posts when a fragmented asset minder observes that the system defragments the asset on disk.
static let AVCaptureDeviceSubjectAreaDidChange: NSNotification.Name
A notification the system posts when a capture device detects a substantial change to the video subject area.
static let AVCaptureDeviceWasConnected: NSNotification.Name
A notification the system posts when a new capture device becomes available.
static let AVCaptureDeviceWasDisconnected: NSNotification.Name
A notification the system posts when an existing device becomes unavailable.
static let AVCaptureInputPortFormatDescriptionDidChange: NSNotification.Name
A notification the system posts when the capture input port’s format description changes.
static let AVCaptureSessionDidStartRunning: NSNotification.Name
A notification the system posts when a capture session starts.
static let AVCaptureSessionDidStopRunning: NSNotification.Name
A notification the system posts when a capture session stops.
static let AVCaptureSessionInterruptionEnded: NSNotification.Name
A notification the system posts when an interruption to a capture session finishes.
static let AVCaptureSessionRuntimeError: NSNotification.Name
A notification the system posts when an error occurs during a capture session.
static let AVCaptureSessionWasInterrupted: NSNotification.Name
A notification the system posts when it interrupts a capture session.
static let AVFragmentedMovieContainsMovieFragmentsDidChange: NSNotification.Name
A notification the system posts when a fragmented movie minder observes a change to a movie’s fragments.
static let AVFragmentedMovieDurationDidChange: NSNotification.Name
A notification the system posts when a fragmented movie minder observes a change to a movie’s duration.
static let AVFragmentedMovieTrackSegmentsDidChange: NSNotification.Name
A notification the system posts when a fragmented movie minder observes a change to a fragmented movie track’s segments.
static let AVFragmentedMovieTrackTimeRangeDidChange: NSNotification.Name
A notification the system posts when a fragmented movie minder observes a change to a movie track’s time range.
static let AVFragmentedMovieWasDefragmented: NSNotification.Name
A notification the system posts when a fragmented movie minder observes that the system defragments the asset on disk.
static let AVPlayerAvailableHDRModesDidChange: NSNotification.Name
A notification the system posts when a player’s available HDR modes change.
static let AVPlayerItemDidPlayToEndTime: NSNotification.Name
A notification the system posts when a player item plays to its end time.
static let AVPlayerItemFailedToPlayToEndTime: NSNotification.Name
A notification that the system posts when a player item fails to play to its end time.
static let AVPlayerItemNewAccessLogEntry: NSNotification.Name
A notification the system posts when a player item adds a new entry to its access log.
static let AVPlayerItemNewErrorLogEntry: NSNotification.Name
A notification the system posts when a player item adds a new entry to its error log.
static let AVPlayerItemPlaybackStalled: NSNotification.Name
A notification the system posts when a player item media doesn’t arrive in time to continue playback.
class let timeJumpedNotification: NSNotification.Name
A notification the system posts when a player item’s time changes discontinuously.
static let AVRouteDetectorMultipleRoutesDetectedDidChange: NSNotification.Name
A notification the system posts when changes occur to its detected routes.
static let AVSampleBufferAudioRendererOutputConfigurationDidChange: NSNotification.Name
A notification the system posts to indicate that the hardware configuration doesn’t match the enqueued data format.
static let AVSampleBufferAudioRendererWasFlushedAutomatically: NSNotification.Name
A notification the system posts when a renderer flushes its enqueued media data without an explicit request to do so.
static let AVSampleBufferDisplayLayerFailedToDecode: NSNotification.Name
A notification the system posts when a sample buffer display layer fails to decode.
static let AVSampleBufferDisplayLayerOutputObscuredDueToInsufficientExternalProtectionDidChange: NSNotification.Name
A notification the system posts when the current device configuration doesn’t support the external content protection mechanism.
static let AVSampleBufferDisplayLayerRequiresFlushToResumeDecodingDidChange: NSNotification.Name
A notification the system posts when a sample buffer display layer changes its decoding requirements.
static var AVPlayerItemTimeJumped: NSNotification.Name
A notification the system posts to indicate a jump in a player item’s current time.
Deprecated 非推奨
static let AVFragmentedMovieTrackTotalSampleDataLengthDidChange: NSNotification.Name
A notification the system posts when the sample data length of a fragmented movie track changes.
Deprecated 非推奨