AVFoundation Changes for Objective-C

	Declaration
From	@property(nonatomic, readonly) NSArray *availableMediaCharacteristicsWithMediaSelectionOptions
To	@property(nonatomic, readonly, nonnull) NSArray<NSString > availableMediaCharacteristicsWithMediaSelectionOptions

Declaration

From

@property(nonatomic, readonly) NSArray *availableMediaCharacteristicsWithMediaSelectionOptions

@property(nonatomic, readonly, nonnull) NSArray<NSString *> *availableMediaCharacteristicsWithMediaSelectionOptions

Modified AVAsset.availableMetadataFormats

	Declaration
From	@property(nonatomic, readonly) NSArray *availableMetadataFormats
To	@property(nonatomic, readonly, nonnull) NSArray<NSString > availableMetadataFormats

Modified -[AVAsset chapterMetadataGroupsBestMatchingPreferredLanguages:]

	Declaration
From	- (NSArray )chapterMetadataGroupsBestMatchingPreferredLanguages:(NSArray )preferredLanguages
To	- (NSArray<AVTimedMetadataGroup > _Nonnull)chapterMetadataGroupsBestMatchingPreferredLanguages:(NSArray<NSString > _Nonnull)preferredLanguages

Declaration

From

- (NSArray *)chapterMetadataGroupsBestMatchingPreferredLanguages:(NSArray *)preferredLanguages

- (NSArray<AVTimedMetadataGroup *> * _Nonnull)chapterMetadataGroupsBestMatchingPreferredLanguages:(NSArray<NSString *> * _Nonnull)preferredLanguages

Modified -[AVAsset chapterMetadataGroupsWithTitleLocale:containingItemsWithCommonKeys:]

	Declaration
From	- (NSArray )chapterMetadataGroupsWithTitleLocale:(NSLocale )locale containingItemsWithCommonKeys:(NSArray *)commonKeys
To	- (NSArray<AVTimedMetadataGroup > _Nonnull)chapterMetadataGroupsWithTitleLocale:(NSLocale * _Nonnull)locale containingItemsWithCommonKeys:(NSArray<NSString > _Nullable)commonKeys

Declaration

From

- (NSArray *)chapterMetadataGroupsWithTitleLocale:(NSLocale *)locale containingItemsWithCommonKeys:(NSArray *)commonKeys

- (NSArray<AVTimedMetadataGroup *> * _Nonnull)chapterMetadataGroupsWithTitleLocale:(NSLocale * _Nonnull)locale containingItemsWithCommonKeys:(NSArray<NSString *> * _Nullable)commonKeys

Modified AVAsset.commonMetadata

	Declaration
From	@property(nonatomic, readonly) NSArray *commonMetadata
To	@property(nonatomic, readonly, nonnull) NSArray<AVMetadataItem > commonMetadata

Modified AVAsset.metadata

	Declaration
From	@property(nonatomic, readonly) NSArray *metadata
To	@property(nonatomic, readonly, nonnull) NSArray<AVMetadataItem > metadata

Modified -[AVAsset metadataForFormat:]

	Declaration
From	- (NSArray )metadataForFormat:(NSString )format
To	- (NSArray<AVMetadataItem > _Nonnull)metadataForFormat:(NSString * _Nonnull)format

Modified AVAsset.trackGroups

	Declaration
From	@property(nonatomic, readonly) NSArray *trackGroups
To	@property(nonatomic, readonly, nonnull) NSArray<AVAssetTrackGroup > trackGroups

Modified AVAsset.tracks

	Declaration
From	@property(nonatomic, readonly) NSArray *tracks
To	@property(nonatomic, readonly, nonnull) NSArray<AVAssetTrack > tracks

Modified -[AVAsset tracksWithMediaCharacteristic:]

	Declaration
From	- (NSArray )tracksWithMediaCharacteristic:(NSString )mediaCharacteristic
To	- (NSArray<AVAssetTrack > _Nonnull)tracksWithMediaCharacteristic:(NSString * _Nonnull)mediaCharacteristic

Modified -[AVAsset tracksWithMediaType:]

	Declaration
From	- (NSArray )tracksWithMediaType:(NSString )mediaType
To	- (NSArray<AVAssetTrack > _Nonnull)tracksWithMediaType:(NSString * _Nonnull)mediaType

Modified +[AVURLAsset audiovisualMIMETypes]

	Declaration
From	+ (NSArray *)audiovisualMIMETypes
To	+ (NSArray<NSString > _Nonnull)audiovisualMIMETypes

Modified +[AVURLAsset audiovisualTypes]

	Declaration
From	+ (NSArray *)audiovisualTypes
To	+ (NSArray<NSString > _Nonnull)audiovisualTypes

Modified -[AVURLAsset initWithURL:options:]

	Declaration	Designated Initializer
From	- (instancetype)initWithURL:(NSURL )URL options:(NSDictionary )options	--
To	- (instancetype _Nonnull)initWithURL:(NSURL * _Nonnull)URL options:(NSDictionary<NSString ,id> _Nullable)options	yes

Modified +[AVURLAsset URLAssetWithURL:options:]

	Declaration
From	+ (AVURLAsset )URLAssetWithURL:(NSURL )URL options:(NSDictionary *)options
To	+ (instancetype _Nonnull)URLAssetWithURL:(NSURL * _Nonnull)URL options:(NSDictionary<NSString ,id> _Nullable)options

AVAssetDownloadTask.h (Added)

Added AVAssetDownloadDelegate

Added -[AVAssetDownloadDelegate URLSession:assetDownloadTask:didLoadTimeRange:totalTimeRangesLoaded:timeRangeExpectedToLoad:]

Added -[AVAssetDownloadDelegate URLSession:assetDownloadTask:didResolveMediaSelection:]

Added AVAssetDownloadTask

Added AVAssetDownloadTask.destinationURL

Added AVAssetDownloadTask.loadedTimeRanges

Added AVAssetDownloadTask.options

Added AVAssetDownloadTask.URLAsset

Added AVAssetDownloadURLSession

Added -[AVAssetDownloadURLSession assetDownloadTaskWithURLAsset:destinationURL:options:]

Added +[AVAssetDownloadURLSession sessionWithConfiguration:assetDownloadDelegate:delegateQueue:]

Added AVAssetDownloadTaskMediaSelectionKey

Added AVAssetDownloadTaskMinimumRequiredMediaBitrateKey

AVAssetExportSession.h

Added AVAssetExportPreset3840x2160

Added AVAssetExportSession(AVAssetExportSessionDurationAndLength)

Added AVAssetExportSession(AVAssetExportSessionFileTypes)

Added AVAssetExportSession(AVAssetExportSessionMediaProcessing)

Added AVAssetExportSession(AVAssetExportSessionMetadata)

Added AVAssetExportSession(AVAssetExportSessionMultipass)

Added AVAssetExportSession(AVAssetExportSessionPresets)

Modified +[AVAssetExportSession allExportPresets]

	Declaration
From	+ (NSArray *)allExportPresets
To	+ (NSArray<NSString > _Nonnull)allExportPresets

Modified -[AVAssetExportSession determineCompatibleFileTypesWithCompletionHandler:]

	Declaration
From	- (void)determineCompatibleFileTypesWithCompletionHandler:(void (^)(NSArray *compatibleFileTypes))handler
To	- (void)determineCompatibleFileTypesWithCompletionHandler:(void (^ _Nonnull)(NSArray<NSString > _Nonnull compatibleFileTypes))handler

Declaration

From

- (void)determineCompatibleFileTypesWithCompletionHandler:(void (^)(NSArray *compatibleFileTypes))handler

- (void)determineCompatibleFileTypesWithCompletionHandler:(void (^ _Nonnull)(NSArray<NSString *> * _Nonnull compatibleFileTypes))handler

Modified +[AVAssetExportSession exportPresetsCompatibleWithAsset:]

	Declaration
From	+ (NSArray )exportPresetsCompatibleWithAsset:(AVAsset )asset
To	+ (NSArray<NSString > _Nonnull)exportPresetsCompatibleWithAsset:(AVAsset * _Nonnull)asset

Modified +[AVAssetExportSession exportSessionWithAsset:presetName:]

	Declaration
From	+ (AVAssetExportSession )exportSessionWithAsset:(AVAsset )asset presetName:(NSString *)presetName
To	+ (instancetype _Nullable)exportSessionWithAsset:(AVAsset * _Nonnull)asset presetName:(NSString * _Nonnull)presetName

Declaration

From

+ (AVAssetExportSession *)exportSessionWithAsset:(AVAsset *)asset presetName:(NSString *)presetName

+ (instancetype _Nullable)exportSessionWithAsset:(AVAsset * _Nonnull)asset presetName:(NSString * _Nonnull)presetName

Modified -[AVAssetExportSession initWithAsset:presetName:]

	Designated Initializer
From	--
To	yes

Modified AVAssetExportSession.metadata

	Declaration
From	@property(nonatomic, copy) NSArray *metadata
To	@property(nonatomic, copy, nullable) NSArray<AVMetadataItem > metadata

Modified AVAssetExportSession.supportedFileTypes

	Declaration
From	@property(nonatomic, readonly) NSArray *supportedFileTypes
To	@property(nonatomic, readonly, nonnull) NSArray<NSString > supportedFileTypes

AVAssetImageGenerator.h

Modified +[AVAssetImageGenerator assetImageGeneratorWithAsset:]

	Declaration
From	+ (AVAssetImageGenerator )assetImageGeneratorWithAsset:(AVAsset )asset
To	+ (instancetype _Nonnull)assetImageGeneratorWithAsset:(AVAsset * _Nonnull)asset

Modified -[AVAssetImageGenerator generateCGImagesAsynchronouslyForTimes:completionHandler:]

	Declaration
From	- (void)generateCGImagesAsynchronouslyForTimes:(NSArray *)requestedTimes completionHandler:(AVAssetImageGeneratorCompletionHandler)handler
To	- (void)generateCGImagesAsynchronouslyForTimes:(NSArray<NSValue > _Nonnull)requestedTimes completionHandler:(AVAssetImageGeneratorCompletionHandler _Nonnull)handler

Declaration

From

- (void)generateCGImagesAsynchronouslyForTimes:(NSArray *)requestedTimes completionHandler:(AVAssetImageGeneratorCompletionHandler)handler

- (void)generateCGImagesAsynchronouslyForTimes:(NSArray<NSValue *> * _Nonnull)requestedTimes completionHandler:(AVAssetImageGeneratorCompletionHandler _Nonnull)handler

Modified -[AVAssetImageGenerator initWithAsset:]

	Designated Initializer
From	--
To	yes

AVAssetReader.h

Modified -[AVAssetReader initWithAsset:error:]

	Designated Initializer
From	--
To	yes

Modified AVAssetReader.outputs

	Declaration
From	@property(nonatomic, readonly) NSArray *outputs
To	@property(nonatomic, readonly, nonnull) NSArray<AVAssetReaderOutput > outputs

AVAssetReaderOutput.h

Modified +[AVAssetReaderAudioMixOutput assetReaderAudioMixOutputWithAudioTracks:audioSettings:]

	Declaration
From	+ (instancetype)assetReaderAudioMixOutputWithAudioTracks:(NSArray )audioTracks audioSettings:(NSDictionary )audioSettings
To	+ (instancetype _Nonnull)assetReaderAudioMixOutputWithAudioTracks:(NSArray<AVAssetTrack > _Nonnull)audioTracks audioSettings:(NSDictionary<NSString ,id> _Nullable)audioSettings

Declaration

From

+ (instancetype)assetReaderAudioMixOutputWithAudioTracks:(NSArray *)audioTracks audioSettings:(NSDictionary *)audioSettings

+ (instancetype _Nonnull)assetReaderAudioMixOutputWithAudioTracks:(NSArray<AVAssetTrack *> * _Nonnull)audioTracks audioSettings:(NSDictionary<NSString *,id> * _Nullable)audioSettings

Modified AVAssetReaderAudioMixOutput.audioSettings

	Declaration
From	@property(nonatomic, readonly) NSDictionary *audioSettings
To	@property(nonatomic, readonly, nullable) NSDictionary<NSString ,id> audioSettings

Modified AVAssetReaderAudioMixOutput.audioTracks

	Declaration
From	@property(nonatomic, readonly) NSArray *audioTracks
To	@property(nonatomic, readonly, nonnull) NSArray<AVAssetTrack > audioTracks

Modified -[AVAssetReaderAudioMixOutput initWithAudioTracks:audioSettings:]

	Declaration	Designated Initializer
From	- (instancetype)initWithAudioTracks:(NSArray )audioTracks audioSettings:(NSDictionary )audioSettings	--
To	- (instancetype _Nonnull)initWithAudioTracks:(NSArray<AVAssetTrack > _Nonnull)audioTracks audioSettings:(NSDictionary<NSString ,id> _Nullable)audioSettings	yes

Declaration

Designated Initializer

From

- (instancetype)initWithAudioTracks:(NSArray *)audioTracks audioSettings:(NSDictionary *)audioSettings

- (instancetype _Nonnull)initWithAudioTracks:(NSArray<AVAssetTrack *> * _Nonnull)audioTracks audioSettings:(NSDictionary<NSString *,id> * _Nullable)audioSettings

yes

Modified -[AVAssetReaderOutput resetForReadingTimeRanges:]

	Declaration
From	- (void)resetForReadingTimeRanges:(NSArray *)timeRanges
To	- (void)resetForReadingTimeRanges:(NSArray<NSValue > _Nonnull)timeRanges

Modified -[AVAssetReaderOutputMetadataAdaptor initWithAssetReaderTrackOutput:]

	Designated Initializer
From	--
To	yes

Modified +[AVAssetReaderSampleReferenceOutput assetReaderSampleReferenceOutputWithTrack:]

	Declaration
From	+ (AVAssetReaderSampleReferenceOutput )assetReaderSampleReferenceOutputWithTrack:(AVAssetTrack )track
To	+ (instancetype _Nonnull)assetReaderSampleReferenceOutputWithTrack:(AVAssetTrack * _Nonnull)track

Modified -[AVAssetReaderSampleReferenceOutput initWithTrack:]

	Designated Initializer
From	--
To	yes

Modified +[AVAssetReaderTrackOutput assetReaderTrackOutputWithTrack:outputSettings:]

	Declaration
From	+ (instancetype)assetReaderTrackOutputWithTrack:(AVAssetTrack )track outputSettings:(NSDictionary )outputSettings
To	+ (instancetype _Nonnull)assetReaderTrackOutputWithTrack:(AVAssetTrack * _Nonnull)track outputSettings:(NSDictionary<NSString ,id> _Nullable)outputSettings

Declaration

From

+ (instancetype)assetReaderTrackOutputWithTrack:(AVAssetTrack *)track outputSettings:(NSDictionary *)outputSettings

+ (instancetype _Nonnull)assetReaderTrackOutputWithTrack:(AVAssetTrack * _Nonnull)track outputSettings:(NSDictionary<NSString *,id> * _Nullable)outputSettings

Modified -[AVAssetReaderTrackOutput initWithTrack:outputSettings:]

	Declaration	Designated Initializer
From	- (instancetype)initWithTrack:(AVAssetTrack )track outputSettings:(NSDictionary )outputSettings	--
To	- (instancetype _Nonnull)initWithTrack:(AVAssetTrack * _Nonnull)track outputSettings:(NSDictionary<NSString ,id> _Nullable)outputSettings	yes

Declaration

Designated Initializer

From

- (instancetype)initWithTrack:(AVAssetTrack *)track outputSettings:(NSDictionary *)outputSettings

- (instancetype _Nonnull)initWithTrack:(AVAssetTrack * _Nonnull)track outputSettings:(NSDictionary<NSString *,id> * _Nullable)outputSettings

yes

Modified AVAssetReaderTrackOutput.outputSettings

	Declaration
From	@property(nonatomic, readonly) NSDictionary *outputSettings
To	@property(nonatomic, readonly, nullable) NSDictionary<NSString ,id> outputSettings

Modified +[AVAssetReaderVideoCompositionOutput assetReaderVideoCompositionOutputWithVideoTracks:videoSettings:]

	Declaration
From	+ (instancetype)assetReaderVideoCompositionOutputWithVideoTracks:(NSArray )videoTracks videoSettings:(NSDictionary )videoSettings
To	+ (instancetype _Nonnull)assetReaderVideoCompositionOutputWithVideoTracks:(NSArray<AVAssetTrack > _Nonnull)videoTracks videoSettings:(NSDictionary<NSString ,id> _Nullable)videoSettings

Declaration

From

+ (instancetype)assetReaderVideoCompositionOutputWithVideoTracks:(NSArray *)videoTracks videoSettings:(NSDictionary *)videoSettings

+ (instancetype _Nonnull)assetReaderVideoCompositionOutputWithVideoTracks:(NSArray<AVAssetTrack *> * _Nonnull)videoTracks videoSettings:(NSDictionary<NSString *,id> * _Nullable)videoSettings

Modified -[AVAssetReaderVideoCompositionOutput initWithVideoTracks:videoSettings:]

	Declaration	Designated Initializer
From	- (instancetype)initWithVideoTracks:(NSArray )videoTracks videoSettings:(NSDictionary )videoSettings	--
To	- (instancetype _Nonnull)initWithVideoTracks:(NSArray<AVAssetTrack > _Nonnull)videoTracks videoSettings:(NSDictionary<NSString ,id> _Nullable)videoSettings	yes

Declaration

Designated Initializer

From

- (instancetype)initWithVideoTracks:(NSArray *)videoTracks videoSettings:(NSDictionary *)videoSettings

- (instancetype _Nonnull)initWithVideoTracks:(NSArray<AVAssetTrack *> * _Nonnull)videoTracks videoSettings:(NSDictionary<NSString *,id> * _Nullable)videoSettings

yes

Modified AVAssetReaderVideoCompositionOutput.videoSettings

	Declaration
From	@property(nonatomic, readonly) NSDictionary *videoSettings
To	@property(nonatomic, readonly, nullable) NSDictionary<NSString ,id> videoSettings

Modified AVAssetReaderVideoCompositionOutput.videoTracks

	Declaration
From	@property(nonatomic, readonly) NSArray *videoTracks
To	@property(nonatomic, readonly, nonnull) NSArray<AVAssetTrack > videoTracks

AVAssetResourceLoader.h

Removed AVAssetResourceLoadingRequest(AVAssetResourceLoader_ContentKeyRequestSupport)

Added AVAssetResourceLoader.preloadsEligibleContentKeys

Added AVAssetResourceLoadingDataRequest.requestsAllDataToEndOfResource

Added -[AVAssetResourceLoadingRequest persistentContentKeyFromKeyVendorResponse:options:error:]

Added AVAssetResourceLoader(AVAssetResourceLoaderContentKeySupport)

Added AVAssetResourceLoadingRequest(AVAssetResourceLoadingRequestContentKeyRequestSupport)

Added AVAssetResourceLoadingRequestStreamingContentKeyRequestRequiresPersistentKey

Modified AVAssetResourceLoader.delegate

	Declaration
From	@property(nonatomic, readonly) id<AVAssetResourceLoaderDelegate> delegate
To	@property(nonatomic, readonly, weak, nullable) id<AVAssetResourceLoaderDelegate> delegate

Modified -[AVAssetResourceLoadingRequest streamingContentKeyRequestDataForApp:contentIdentifier:options:error:]

	Declaration
From	- (NSData )streamingContentKeyRequestDataForApp:(NSData )appIdentifier contentIdentifier:(NSData )contentIdentifier options:(NSDictionary )options error:(NSError **)outError
To	- (NSData * _Nullable)streamingContentKeyRequestDataForApp:(NSData * _Nonnull)appIdentifier contentIdentifier:(NSData * _Nonnull)contentIdentifier options:(NSDictionary<NSString ,id> _Nullable)options error:(NSError * _Nullable * _Nullable)outError

Declaration

From

- (NSData *)streamingContentKeyRequestDataForApp:(NSData *)appIdentifier contentIdentifier:(NSData *)contentIdentifier options:(NSDictionary *)options error:(NSError **)outError

- (NSData * _Nullable)streamingContentKeyRequestDataForApp:(NSData * _Nonnull)appIdentifier contentIdentifier:(NSData * _Nonnull)contentIdentifier options:(NSDictionary<NSString *,id> * _Nullable)options error:(NSError * _Nullable * _Nullable)outError

AVAssetTrack.h

Added AVAssetTrackSegmentsDidChangeNotification

Added AVAssetTrackTimeRangeDidChangeNotification

Added AVAssetTrackTrackAssociationsDidChangeNotification

Modified AVAssetTrack.asset

	Declaration
From	@property(nonatomic, readonly) AVAsset *asset
To	@property(nonatomic, readonly, weak, nullable) AVAsset *asset

Modified -[AVAssetTrack associatedTracksOfType:]

	Declaration
From	- (NSArray )associatedTracksOfType:(NSString )trackAssociationType
To	- (NSArray<AVAssetTrack > _Nonnull)associatedTracksOfType:(NSString * _Nonnull)trackAssociationType

Modified AVAssetTrack.availableMetadataFormats

	Declaration
From	@property(nonatomic, readonly) NSArray *availableMetadataFormats
To	@property(nonatomic, readonly, nonnull) NSArray<NSString > availableMetadataFormats

Modified AVAssetTrack.availableTrackAssociationTypes

	Declaration
From	@property(nonatomic, readonly) NSArray *availableTrackAssociationTypes
To	@property(nonatomic, readonly, nonnull) NSArray<NSString > availableTrackAssociationTypes

Modified AVAssetTrack.commonMetadata

	Declaration
From	@property(nonatomic, readonly) NSArray *commonMetadata
To	@property(nonatomic, readonly, nonnull) NSArray<AVMetadataItem > commonMetadata

Modified AVAssetTrack.metadata

	Declaration
From	@property(nonatomic, readonly) NSArray *metadata
To	@property(nonatomic, readonly, nonnull) NSArray<AVMetadataItem > metadata

Modified -[AVAssetTrack metadataForFormat:]

	Declaration
From	- (NSArray )metadataForFormat:(NSString )format
To	- (NSArray<AVMetadataItem > _Nonnull)metadataForFormat:(NSString * _Nonnull)format

Modified AVAssetTrack.segments

	Declaration
From	@property(nonatomic, copy, readonly) NSArray *segments
To	@property(nonatomic, copy, readonly, nonnull) NSArray<AVAssetTrackSegment > segments

AVAssetTrackGroup.h

Modified AVAssetTrackGroup.trackIDs

	Declaration
From	@property(nonatomic, readonly) NSArray *trackIDs
To	@property(nonatomic, readonly, nonnull) NSArray<NSNumber > trackIDs

AVAssetWriter.h

Added AVAssetWriter.overallDurationHint

Modified AVAssetWriter.availableMediaTypes

	Declaration
From	@property(nonatomic, readonly) NSArray *availableMediaTypes
To	@property(nonatomic, readonly, nonnull) NSArray<NSString > availableMediaTypes

Modified -[AVAssetWriter canApplyOutputSettings:forMediaType:]

Declaration

From

- (BOOL)canApplyOutputSettings:(NSDictionary *)outputSettings forMediaType:(NSString *)mediaType

- (BOOL)canApplyOutputSettings:(NSDictionary<NSString *,id> * _Nullable)outputSettings forMediaType:(NSString * _Nonnull)mediaType

Modified -[AVAssetWriter initWithURL:fileType:error:]

	Designated Initializer
From	--
To	yes

Modified AVAssetWriter.inputGroups

	Declaration
From	@property(nonatomic, readonly) NSArray *inputGroups
To	@property(nonatomic, readonly, nonnull) NSArray<AVAssetWriterInputGroup > inputGroups

Modified AVAssetWriter.inputs

	Declaration
From	@property(nonatomic, readonly) NSArray *inputs
To	@property(nonatomic, readonly, nonnull) NSArray<AVAssetWriterInput > inputs

Modified AVAssetWriter.metadata

	Declaration
From	@property(nonatomic, copy) NSArray *metadata
To	@property(nonatomic, copy, nonnull) NSArray<AVMetadataItem > metadata

Modified +[AVAssetWriterInputGroup assetWriterInputGroupWithInputs:defaultInput:]

Declaration

From

+ (AVAssetWriterInputGroup *)assetWriterInputGroupWithInputs:(NSArray *)inputs defaultInput:(AVAssetWriterInput *)defaultInput

+ (instancetype _Nonnull)assetWriterInputGroupWithInputs:(NSArray<AVAssetWriterInput *> * _Nonnull)inputs defaultInput:(AVAssetWriterInput * _Nullable)defaultInput

Modified -[AVAssetWriterInputGroup initWithInputs:defaultInput:]

Declaration

Designated Initializer

From

- (instancetype)initWithInputs:(NSArray *)inputs defaultInput:(AVAssetWriterInput *)defaultInput

- (instancetype _Nonnull)initWithInputs:(NSArray<AVAssetWriterInput *> * _Nonnull)inputs defaultInput:(AVAssetWriterInput * _Nullable)defaultInput

yes

Modified AVAssetWriterInputGroup.inputs

	Declaration
From	@property(nonatomic, readonly) NSArray *inputs
To	@property(nonatomic, readonly, nonnull) NSArray<AVAssetWriterInput > inputs

AVAssetWriterInput.h

Modified +[AVAssetWriterInput assetWriterInputWithMediaType:outputSettings:]

Declaration

From

+ (AVAssetWriterInput *)assetWriterInputWithMediaType:(NSString *)mediaType outputSettings:(NSDictionary *)outputSettings

+ (instancetype _Nonnull)assetWriterInputWithMediaType:(NSString * _Nonnull)mediaType outputSettings:(NSDictionary<NSString *,id> * _Nullable)outputSettings

Modified +[AVAssetWriterInput assetWriterInputWithMediaType:outputSettings:sourceFormatHint:]

Declaration

From

+ (AVAssetWriterInput *)assetWriterInputWithMediaType:(NSString *)mediaType outputSettings:(NSDictionary *)outputSettings sourceFormatHint:(CMFormatDescriptionRef)sourceFormatHint

+ (instancetype _Nonnull)assetWriterInputWithMediaType:(NSString * _Nonnull)mediaType outputSettings:(NSDictionary<NSString *,id> * _Nullable)outputSettings sourceFormatHint:(CMFormatDescriptionRef _Nullable)sourceFormatHint

Modified -[AVAssetWriterInput initWithMediaType:outputSettings:]

Declaration

From

- (instancetype)initWithMediaType:(NSString *)mediaType outputSettings:(NSDictionary *)outputSettings

- (instancetype _Nonnull)initWithMediaType:(NSString * _Nonnull)mediaType outputSettings:(NSDictionary<NSString *,id> * _Nullable)outputSettings

Modified -[AVAssetWriterInput initWithMediaType:outputSettings:sourceFormatHint:]

Declaration

Designated Initializer

From

- (instancetype)initWithMediaType:(NSString *)mediaType outputSettings:(NSDictionary *)outputSettings sourceFormatHint:(CMFormatDescriptionRef)sourceFormatHint

- (instancetype _Nonnull)initWithMediaType:(NSString * _Nonnull)mediaType outputSettings:(NSDictionary<NSString *,id> * _Nullable)outputSettings sourceFormatHint:(CMFormatDescriptionRef _Nullable)sourceFormatHint

yes

Modified AVAssetWriterInput.metadata

	Declaration
From	@property(nonatomic, copy) NSArray *metadata
To	@property(nonatomic, copy, nonnull) NSArray<AVMetadataItem > metadata

Modified AVAssetWriterInput.outputSettings

	Declaration
From	@property(nonatomic, readonly) NSDictionary *outputSettings
To	@property(nonatomic, readonly, nullable) NSDictionary<NSString ,id> outputSettings

Modified -[AVAssetWriterInputMetadataAdaptor initWithAssetWriterInput:]

	Designated Initializer
From	--
To	yes

Modified AVAssetWriterInputPassDescription.sourceTimeRanges

	Declaration
From	@property(nonatomic, readonly) NSArray *sourceTimeRanges
To	@property(nonatomic, readonly, nonnull) NSArray<NSValue > sourceTimeRanges

Modified +[AVAssetWriterInputPixelBufferAdaptor assetWriterInputPixelBufferAdaptorWithAssetWriterInput:sourcePixelBufferAttributes:]

Declaration

From

+ (instancetype)assetWriterInputPixelBufferAdaptorWithAssetWriterInput:(AVAssetWriterInput *)input sourcePixelBufferAttributes:(NSDictionary *)sourcePixelBufferAttributes

+ (instancetype _Nonnull)assetWriterInputPixelBufferAdaptorWithAssetWriterInput:(AVAssetWriterInput * _Nonnull)input sourcePixelBufferAttributes:(NSDictionary<NSString *,id> * _Nullable)sourcePixelBufferAttributes

Modified -[AVAssetWriterInputPixelBufferAdaptor initWithAssetWriterInput:sourcePixelBufferAttributes:]

Declaration

Designated Initializer

From

- (instancetype)initWithAssetWriterInput:(AVAssetWriterInput *)input sourcePixelBufferAttributes:(NSDictionary *)sourcePixelBufferAttributes

- (instancetype _Nonnull)initWithAssetWriterInput:(AVAssetWriterInput * _Nonnull)input sourcePixelBufferAttributes:(NSDictionary<NSString *,id> * _Nullable)sourcePixelBufferAttributes

yes

Modified AVAssetWriterInputPixelBufferAdaptor.sourcePixelBufferAttributes

	Declaration
From	@property(nonatomic, readonly) NSDictionary *sourcePixelBufferAttributes
To	@property(nonatomic, readonly, nullable) NSDictionary<NSString ,id> sourcePixelBufferAttributes

AVAsynchronousKeyValueLoading.h

Modified -[AVAsynchronousKeyValueLoading loadValuesAsynchronouslyForKeys:completionHandler:]

Declaration

From

- (void)loadValuesAsynchronouslyForKeys:(NSArray *)keys completionHandler:(void (^)(void))handler

- (void)loadValuesAsynchronouslyForKeys:(NSArray<NSString *> * _Nonnull)keys completionHandler:(void (^ _Nullable)(void))handler

AVAudioBuffer.h

Added AVAudioCompressedBuffer

Added AVAudioCompressedBuffer.data

Added -[AVAudioCompressedBuffer initWithFormat:packetCapacity:]

Added -[AVAudioCompressedBuffer initWithFormat:packetCapacity:maximumPacketSize:]

Added AVAudioCompressedBuffer.maximumPacketSize

Added AVAudioCompressedBuffer.packetCapacity

Added AVAudioCompressedBuffer.packetCount

Added AVAudioCompressedBuffer.packetDescriptions

Modified -[AVAudioPCMBuffer initWithPCMFormat:frameCapacity:]

	Designated Initializer
From	--
To	yes

AVAudioChannelLayout.h

Modified AVAudioChannelLayout

	Protocols
From	--
To	NSSecureCoding

Modified -[AVAudioChannelLayout initWithLayout:]

	Designated Initializer
From	--
To	yes

AVAudioConnectionPoint.h (Added)

Added AVAudioConnectionPoint

Added AVAudioConnectionPoint.bus

Added -[AVAudioConnectionPoint initWithNode:bus:]

Added AVAudioConnectionPoint.node

AVAudioConverter.h (Added)

Added AVAudioConverter

Added AVAudioConverter.applicableEncodeBitRates

Added AVAudioConverter.applicableEncodeSampleRates

Added AVAudioConverter.availableEncodeBitRates

Added AVAudioConverter.availableEncodeChannelLayoutTags

Added AVAudioConverter.availableEncodeSampleRates

Added AVAudioConverter.bitRate

Added AVAudioConverter.bitRateStrategy

Added AVAudioConverter.channelMap

Added -[AVAudioConverter convertToBuffer:error:withInputFromBlock:]

Added -[AVAudioConverter convertToBuffer:fromBuffer:error:]

Added AVAudioConverter.dither

Added AVAudioConverter.downmix

Added -[AVAudioConverter initFromFormat:toFormat:]

Added AVAudioConverter.inputFormat

Added AVAudioConverter.magicCookie

Added AVAudioConverter.maximumOutputPacketSize

Added AVAudioConverter.outputFormat

Added AVAudioConverter.primeInfo

Added AVAudioConverter.primeMethod

Added -[AVAudioConverter reset]

Added AVAudioConverter.sampleRateConverterAlgorithm

Added AVAudioConverter.sampleRateConverterQuality

Added AVAudioConverter(Encoding)

Added AVAudioConverterInputBlock

Added AVAudioConverterInputStatus

Added AVAudioConverterInputStatus_EndOfStream

Added AVAudioConverterInputStatus_HaveData

Added AVAudioConverterInputStatus_NoDataNow

Added AVAudioConverterOutputStatus

Added AVAudioConverterOutputStatus_EndOfStream

Added AVAudioConverterOutputStatus_Error

Added AVAudioConverterOutputStatus_HaveData

Added AVAudioConverterOutputStatus_InputRanDry

Added AVAudioConverterPrimeInfo

Added AVAudioConverterPrimeMethod

Added AVAudioConverterPrimeMethod_None

Added AVAudioConverterPrimeMethod_Normal

Added AVAudioConverterPrimeMethod_Pre

AVAudioEngine.h

Added -[AVAudioEngine connect:toConnectionPoints:fromBus:format:]

Added -[AVAudioEngine inputConnectionPointForNode:inputBus:]

Added -[AVAudioEngine outputConnectionPointsForNode:outputBus:]

AVAudioEnvironmentNode.h

Modified AVAudioEnvironmentNode.applicableRenderingAlgorithms

	Declaration
From	- (NSArray *)applicableRenderingAlgorithms
To	@property(nonatomic, readonly, nonnull) NSArray<NSNumber > applicableRenderingAlgorithms

AVAudioFile.h

Modified -[AVAudioFile initForWriting:settings:commonFormat:interleaved:error:]

Declaration

From

- (instancetype)initForWriting:(NSURL *)fileURL settings:(NSDictionary *)settings commonFormat:(AVAudioCommonFormat)format interleaved:(BOOL)interleaved error:(NSError **)outError

- (instancetype _Nullable)initForWriting:(NSURL * _Nonnull)fileURL settings:(NSDictionary<NSString *,id> * _Nonnull)settings commonFormat:(AVAudioCommonFormat)format interleaved:(BOOL)interleaved error:(NSError * _Nullable * _Nullable)outError

Modified -[AVAudioFile initForWriting:settings:error:]

Declaration

From

- (instancetype)initForWriting:(NSURL *)fileURL settings:(NSDictionary *)settings error:(NSError **)outError

- (instancetype _Nullable)initForWriting:(NSURL * _Nonnull)fileURL settings:(NSDictionary<NSString *,id> * _Nonnull)settings error:(NSError * _Nullable * _Nullable)outError

AVAudioFormat.h

Added AVAudioFormat.formatDescription

Added -[AVAudioFormat initWithCMAudioFormatDescription:]

Modified AVAudioFormat

	Protocols
From	--
To	NSSecureCoding

Modified -[AVAudioFormat initWithSettings:]

	Declaration
From	- (instancetype)initWithSettings:(NSDictionary *)settings
To	- (instancetype _Nonnull)initWithSettings:(NSDictionary<NSString ,id> _Nonnull)settings

Modified AVAudioFormat.settings

	Declaration
From	@property(nonatomic, readonly) NSDictionary *settings
To	@property(nonatomic, readonly, nonnull) NSDictionary<NSString ,id> settings

AVAudioMix.h

Modified AVAudioMix.inputParameters

	Declaration
From	@property(nonatomic, readonly, copy) NSArray *inputParameters
To	@property(nonatomic, readonly, copy, nonnull) NSArray<AVAudioMixInputParameters > inputParameters

Modified +[AVMutableAudioMix audioMix]

	Declaration
From	+ (AVMutableAudioMix *)audioMix
To	+ (instancetype _Nonnull)audioMix

Modified AVMutableAudioMix.inputParameters

	Declaration
From	@property(nonatomic, copy) NSArray *inputParameters
To	@property(nonatomic, copy, nonnull) NSArray<AVAudioMixInputParameters > inputParameters

Modified +[AVMutableAudioMixInputParameters audioMixInputParameters]

	Declaration
From	+ (AVMutableAudioMixInputParameters *)audioMixInputParameters
To	+ (instancetype _Nonnull)audioMixInputParameters

Modified +[AVMutableAudioMixInputParameters audioMixInputParametersWithTrack:]

	Declaration
From	+ (AVMutableAudioMixInputParameters )audioMixInputParametersWithTrack:(AVAssetTrack )track
To	+ (instancetype _Nonnull)audioMixInputParametersWithTrack:(AVAssetTrack * _Nullable)track

AVAudioMixing.h

Added -[AVAudioMixing destinationForMixer:bus:]

Added AVAudioMixingDestination

Added AVAudioMixingDestination.connectionPoint

AVAudioPlayer.h

Modified AVAudioPlayer.channelAssignments

	Declaration
From	@property(nonatomic, copy) NSArray *channelAssignments
To	@property(nonatomic, copy, nullable) NSArray<NSNumber > channelAssignments

Modified AVAudioPlayer.settings

	Declaration
From	@property(readonly) NSDictionary *settings
To	@property(readonly, nonnull) NSDictionary<NSString ,id> settings

AVAudioRecorder.h

Modified AVAudioRecorder.channelAssignments

	Declaration
From	@property(nonatomic, copy) NSArray *channelAssignments
To	@property(nonatomic, copy, nullable) NSArray<NSNumber > channelAssignments

Modified -[AVAudioRecorder initWithURL:settings:error:]

Declaration

From

- (instancetype)initWithURL:(NSURL *)url settings:(NSDictionary *)settings error:(NSError **)outError

- (instancetype _Nullable)initWithURL:(NSURL * _Nonnull)url settings:(NSDictionary<NSString *,id> * _Nonnull)settings error:(NSError * _Nullable * _Nullable)outError

Modified AVAudioRecorder.settings

	Declaration
From	@property(readonly) NSDictionary *settings
To	@property(readonly, nonnull) NSDictionary<NSString ,id> settings

AVAudioSequencer.h (Added)

Added AVAudioSequencer

Added -[AVAudioSequencer beatsForHostTime:error:]

Added -[AVAudioSequencer beatsForSeconds:]

Added AVAudioSequencer.currentPositionInBeats

Added AVAudioSequencer.currentPositionInSeconds

Added -[AVAudioSequencer dataWithSMPTEResolution:error:]

Added -[AVAudioSequencer hostTimeForBeats:error:]

Added -[AVAudioSequencer init]

Added -[AVAudioSequencer initWithAudioEngine:]

Added -[AVAudioSequencer loadFromData:options:error:]

Added -[AVAudioSequencer loadFromURL:options:error:]

Added AVAudioSequencer.playing

Added -[AVAudioSequencer prepareToPlay]

Added AVAudioSequencer.rate

Added -[AVAudioSequencer secondsForBeats:]

Added -[AVAudioSequencer startAndReturnError:]

Added -[AVAudioSequencer stop]

Added AVAudioSequencer.tempoTrack

Added AVAudioSequencer.tracks

Added AVAudioSequencer.userInfo

Added -[AVAudioSequencer writeToURL:SMPTEResolution:replaceExisting:error:]

Added AVMusicTrack

Added AVMusicTrack.destinationAudioUnit

Added AVMusicTrack.destinationMIDIEndpoint

Added AVMusicTrack.lengthInBeats

Added AVMusicTrack.lengthInSeconds

Added AVMusicTrack.loopingEnabled

Added AVMusicTrack.loopRange

Added AVMusicTrack.muted

Added AVMusicTrack.numberOfLoops

Added AVMusicTrack.offsetTime

Added AVMusicTrack.soloed

Added AVMusicTrack.timeResolution

Added AVAudioSequencer(AVAudioSequencer_Player)

Added AVBeatRange

Added AVMakeBeatRange()

Added AVMusicSequenceLoadOptions

Added AVMusicSequenceLoadSMF_ChannelsToTracks

Added AVMusicSequenceLoadSMF_PreserveTracks

Added AVMusicTimeStamp

Added AVMusicTrackLoopCount

Added AVMusicTrackLoopCountForever

AVAudioSession.h

Added AVAudioSession.availableCategories

Added AVAudioSession.availableModes

Added AVAudioSessionCategoryOptionInterruptSpokenAudioAndMixWithOthers

Added AVAudioSessionErrorCodeResourceNotAvailable

Added AVAudioSessionModeSpokenAudio

Modified AVAudioSession.availableInputs

	Declaration
From	@property(readonly) NSArray *availableInputs
To	@property(readonly, nullable) NSArray<AVAudioSessionPortDescription > availableInputs

Modified AVAudioSession.inputDataSources

	Declaration
From	@property(readonly) NSArray *inputDataSources
To	@property(readonly, nullable) NSArray<AVAudioSessionDataSourceDescription > inputDataSources

Modified AVAudioSession.outputDataSources

	Declaration
From	@property(readonly) NSArray *outputDataSources
To	@property(readonly, nullable) NSArray<AVAudioSessionDataSourceDescription > outputDataSources

Modified AVAudioSessionDataSourceDescription.supportedPolarPatterns

	Declaration
From	@property(readonly) NSArray *supportedPolarPatterns
To	@property(readonly, nullable) NSArray<NSString > supportedPolarPatterns

Modified AVAudioSessionPortDescription.channels

	Declaration
From	@property(readonly) NSArray *channels
To	@property(readonly, nullable) NSArray<AVAudioSessionChannelDescription > channels

Modified AVAudioSessionPortDescription.dataSources

	Declaration
From	@property(readonly) NSArray *dataSources
To	@property(readonly, nullable) NSArray<AVAudioSessionDataSourceDescription > dataSources

Modified AVAudioSessionRouteDescription.inputs

	Declaration
From	@property(readonly) NSArray *inputs
To	@property(readonly, nonnull) NSArray<AVAudioSessionPortDescription > inputs

Modified AVAudioSessionRouteDescription.outputs

	Declaration
From	@property(readonly) NSArray *outputs
To	@property(readonly, nonnull) NSArray<AVAudioSessionPortDescription > outputs

AVAudioTypes.h

Added AVAudioPacketCount

AVAudioUnit.h

Added AVAudioUnit.AUAudioUnit

Added +[AVAudioUnit instantiateWithComponentDescription:options:completionHandler:]

Modified -[AVAudioUnit loadAudioUnitPresetAtURL:error:]

	Declaration
From	- (BOOL)loadAudioUnitPresetAtURL:(NSURL )url error:(NSError *)error
To	- (BOOL)loadAudioUnitPresetAtURL:(NSURL * _Nonnull)url error:(NSError * _Nullable * _Nullable)outError

AVAudioUnitComponent.h (Added)

Added AVAudioUnitComponent

Added AVAudioUnitComponent.allTagNames

Added AVAudioUnitComponent.audioComponent

Added AVAudioUnitComponent.audioComponentDescription

Added AVAudioUnitComponent.hasMIDIInput

Added AVAudioUnitComponent.hasMIDIOutput

Added AVAudioUnitComponent.localizedTypeName

Added AVAudioUnitComponent.manufacturerName

Added AVAudioUnitComponent.name

Added AVAudioUnitComponent.sandboxSafe

Added AVAudioUnitComponent.typeName

Added AVAudioUnitComponent.version

Added AVAudioUnitComponent.versionString

Added AVAudioUnitComponentManager

Added -[AVAudioUnitComponentManager componentsMatchingDescription:]

Added -[AVAudioUnitComponentManager componentsMatchingPredicate:]

Added -[AVAudioUnitComponentManager componentsPassingTest:]

Added +[AVAudioUnitComponentManager sharedAudioUnitComponentManager]

Added AVAudioUnitComponentManager.standardLocalizedTagNames

Added AVAudioUnitComponentManager.tagNames

Added AVAudioUnitComponentTagsDidChangeNotification

Added AVAudioUnitManufacturerNameApple

Added AVAudioUnitTypeEffect

Added AVAudioUnitTypeFormatConverter

Added AVAudioUnitTypeGenerator

Added AVAudioUnitTypeMIDIProcessor

Added AVAudioUnitTypeMixer

Added AVAudioUnitTypeMusicDevice

Added AVAudioUnitTypeMusicEffect

Added AVAudioUnitTypeOfflineEffect

Added AVAudioUnitTypeOutput

Added AVAudioUnitTypePanner

AVAudioUnitEQ.h

Modified AVAudioUnitEQ.bands

	Declaration
From	@property(nonatomic, readonly) NSArray *bands
To	@property(nonatomic, readonly, nonnull) NSArray<AVAudioUnitEQFilterParameters > bands

AVAudioUnitMIDIInstrument.h

Added #def AVAudioUnitMIDIInstrument_MixingConformance

Modified AVAudioUnitMIDIInstrument

	Protocols
From	--
To	AVAudioMixing

AVAudioUnitSampler.h

Modified -[AVAudioUnitSampler loadAudioFilesAtURLs:error:]

	Declaration
From	- (BOOL)loadAudioFilesAtURLs:(NSArray )audioFiles error:(NSError *)outError
To	- (BOOL)loadAudioFilesAtURLs:(NSArray<NSURL > _Nonnull)audioFiles error:(NSError * _Nullable * _Nullable)outError

AVBase.h

Added #def AV_GENERIC

Added #def AV_GENERIC_CLASS

Added #def AV_INIT_UNAVAILABLE

Added #def AV_PARAMETERIZED_TYPE

AVCaptureInput.h

Added AVCaptureMetadataInput

Added -[AVCaptureMetadataInput appendTimedMetadataGroup:error:]

Added -[AVCaptureMetadataInput initWithFormatDescription:clock:]

Added +[AVCaptureMetadataInput metadataInputWithFormatDescription:clock:]

Modified +[AVCaptureDeviceInput deviceInputWithDevice:error:]

	Declaration
From	+ (id)deviceInputWithDevice:(AVCaptureDevice )device error:(NSError *)outError
To	+ (instancetype)deviceInputWithDevice:(AVCaptureDevice )device error:(NSError *)outError

Modified -[AVCaptureDeviceInput initWithDevice:error:]

	Declaration
From	- (id)initWithDevice:(AVCaptureDevice )device error:(NSError *)outError
To	- (instancetype)initWithDevice:(AVCaptureDevice )device error:(NSError *)outError

AVCaptureOutput.h

Added -[AVCaptureMovieFileOutput recordsVideoOrientationAndMirroringChangesAsMetadataTrackForConnection:]

Added -[AVCaptureMovieFileOutput setRecordsVideoOrientationAndMirroringChanges:asMetadataTrackForConnection:]

Added AVCaptureStillImageOutput.lensStabilizationDuringBracketedCaptureEnabled

Added AVCaptureStillImageOutput.lensStabilizationDuringBracketedCaptureSupported

AVCaptureSession.h

Added AVCaptureSessionInterruptionReason

Added AVCaptureSessionInterruptionReasonAudioDeviceInUseByAnotherClient

Added AVCaptureSessionInterruptionReasonKey

Added AVCaptureSessionInterruptionReasonVideoDeviceInUseByAnotherClient

Added AVCaptureSessionInterruptionReasonVideoDeviceNotAvailableInBackground

Added AVCaptureSessionInterruptionReasonVideoDeviceNotAvailableWithMultipleForegroundApps

Added AVCaptureSessionPreset3840x2160

Modified +[AVCaptureConnection connectionWithInputPort:videoPreviewLayer:]

Declaration

From

+ (AVCaptureConnection *)connectionWithInputPort:(AVCaptureInputPort *)port videoPreviewLayer:(AVCaptureVideoPreviewLayer *)layer

+ (instancetype)connectionWithInputPort:(AVCaptureInputPort *)port videoPreviewLayer:(AVCaptureVideoPreviewLayer *)layer

Modified +[AVCaptureConnection connectionWithInputPorts:output:]

	Declaration
From	+ (AVCaptureConnection )connectionWithInputPorts:(NSArray )ports output:(AVCaptureOutput *)output
To	+ (instancetype)connectionWithInputPorts:(NSArray )ports output:(AVCaptureOutput )output

Modified -[AVCaptureConnection initWithInputPort:videoPreviewLayer:]

Declaration

From

- (id)initWithInputPort:(AVCaptureInputPort *)port videoPreviewLayer:(AVCaptureVideoPreviewLayer *)layer

- (instancetype)initWithInputPort:(AVCaptureInputPort *)port videoPreviewLayer:(AVCaptureVideoPreviewLayer *)layer

Modified -[AVCaptureConnection initWithInputPorts:output:]

	Declaration
From	- (id)initWithInputPorts:(NSArray )ports output:(AVCaptureOutput )output
To	- (instancetype)initWithInputPorts:(NSArray )ports output:(AVCaptureOutput )output

AVCaptureVideoPreviewLayer.h

Modified -[AVCaptureVideoPreviewLayer initWithSession:]

	Declaration
From	- (id)initWithSession:(AVCaptureSession *)session
To	- (instancetype)initWithSession:(AVCaptureSession *)session

Modified -[AVCaptureVideoPreviewLayer initWithSessionWithNoConnection:]

	Declaration
From	- (id)initWithSessionWithNoConnection:(AVCaptureSession *)session
To	- (instancetype)initWithSessionWithNoConnection:(AVCaptureSession *)session

Modified +[AVCaptureVideoPreviewLayer layerWithSession:]

	Declaration
From	+ (id)layerWithSession:(AVCaptureSession *)session
To	+ (instancetype)layerWithSession:(AVCaptureSession *)session

Modified +[AVCaptureVideoPreviewLayer layerWithSessionWithNoConnection:]

	Declaration
From	+ (id)layerWithSessionWithNoConnection:(AVCaptureSession *)session
To	+ (instancetype)layerWithSessionWithNoConnection:(AVCaptureSession *)session

AVComposition.h

Added -[AVComposition tracksWithMediaCharacteristic:]

Added -[AVComposition tracksWithMediaType:]

Added -[AVComposition trackWithTrackID:]

Added AVComposition.URLAssetInitializationOptions

Added +[AVMutableComposition compositionWithURLAssetInitializationOptions:]

Added -[AVMutableComposition tracksWithMediaCharacteristic:]

Added -[AVMutableComposition tracksWithMediaType:]

Added -[AVMutableComposition trackWithTrackID:]

Added AVComposition(AVCompositionTrackInspection)

Added AVMutableComposition(AVMutableCompositionTrackInspection)

Modified AVComposition.tracks

	Declaration
From	@property(nonatomic, readonly) NSArray *tracks
To	@property(nonatomic, readonly, nonnull) NSArray<AVCompositionTrack > tracks

Modified +[AVMutableComposition composition]

	Declaration
From	+ (AVMutableComposition *)composition
To	+ (instancetype _Nonnull)composition

Modified AVMutableComposition.tracks

	Declaration
From	@property(nonatomic, readonly) NSArray *tracks
To	@property(nonatomic, readonly, nonnull) NSArray<AVMutableCompositionTrack > tracks

AVCompositionTrack.h

Modified AVCompositionTrack.segments

	Declaration
From	@property(nonatomic, readonly, copy) NSArray *segments
To	@property(nonatomic, readonly, copy, nonnull) NSArray<AVCompositionTrackSegment > segments

Modified -[AVMutableCompositionTrack insertTimeRange:ofTrack:atTime:error:]

Declaration

From

- (BOOL)insertTimeRange:(CMTimeRange)timeRange ofTrack:(AVAssetTrack *)track atTime:(CMTime)startTime error:(NSError **)error

- (BOOL)insertTimeRange:(CMTimeRange)timeRange ofTrack:(AVAssetTrack * _Nonnull)track atTime:(CMTime)startTime error:(NSError * _Nullable * _Nullable)outError

Modified -[AVMutableCompositionTrack insertTimeRanges:ofTracks:atTime:error:]

Declaration

From

- (BOOL)insertTimeRanges:(NSArray *)timeRanges ofTracks:(NSArray *)tracks atTime:(CMTime)startTime error:(NSError **)error

- (BOOL)insertTimeRanges:(NSArray<NSValue *> * _Nonnull)timeRanges ofTracks:(NSArray<AVAssetTrack *> * _Nonnull)tracks atTime:(CMTime)startTime error:(NSError * _Nullable * _Nullable)outError

Modified AVMutableCompositionTrack.segments

	Declaration
From	@property(nonatomic, copy) NSArray *segments
To	@property(nonatomic, copy) NSArray<AVCompositionTrackSegment > _Null_unspecified segments

Modified -[AVMutableCompositionTrack validateTrackSegments:error:]

Declaration

From

- (BOOL)validateTrackSegments:(NSArray *)trackSegments error:(NSError **)error

- (BOOL)validateTrackSegments:(NSArray<AVCompositionTrackSegment *> * _Nonnull)trackSegments error:(NSError * _Nullable * _Nullable)outError

AVCompositionTrackSegment.h

Modified +[AVCompositionTrackSegment compositionTrackSegmentWithTimeRange:]

	Declaration
From	+ (AVCompositionTrackSegment *)compositionTrackSegmentWithTimeRange:(CMTimeRange)timeRange
To	+ (instancetype _Nonnull)compositionTrackSegmentWithTimeRange:(CMTimeRange)timeRange

Modified +[AVCompositionTrackSegment compositionTrackSegmentWithURL:trackID:sourceTimeRange:targetTimeRange:]

Declaration

From

+ (AVCompositionTrackSegment *)compositionTrackSegmentWithURL:(NSURL *)URL trackID:(CMPersistentTrackID)trackID sourceTimeRange:(CMTimeRange)sourceTimeRange targetTimeRange:(CMTimeRange)targetTimeRange

+ (instancetype _Nonnull)compositionTrackSegmentWithURL:(NSURL * _Nonnull)URL trackID:(CMPersistentTrackID)trackID sourceTimeRange:(CMTimeRange)sourceTimeRange targetTimeRange:(CMTimeRange)targetTimeRange

Modified -[AVCompositionTrackSegment initWithTimeRange:]

	Designated Initializer
From	--
To	yes

Modified -[AVCompositionTrackSegment initWithURL:trackID:sourceTimeRange:targetTimeRange:]

	Designated Initializer
From	--
To	yes

AVError.h

Added AVErrorRecordingAlreadyInProgress

Added AVErrorVideoCompositorFailed

Modified AVErrorDeviceIsNotAvailableInBackground

	Deprecation
From	--
To	iOS 9.0

AVMediaFormat.h

Added AVFileTypeEnhancedAC3

Added AVMediaCharacteristicDubbedTranslation

Added AVMediaCharacteristicLanguageTranslation

Added AVMediaCharacteristicVoiceOverTranslation

Added AVMediaTypeMetadataObject

Added AVStreamingKeyDeliveryContentKeyType

Added AVStreamingKeyDeliveryPersistentContentKeyType

Modified AVFileType3GPP2

	Introduction
From	iOS 7.0
To	iOS 4.0

AVMediaSelection.h (Added)

Added AVMediaSelection

Added AVMediaSelection.asset

Added -[AVMediaSelection mediaSelectionCriteriaCanBeAppliedAutomaticallyToMediaSelectionGroup:]

Added -[AVMediaSelection selectedMediaOptionInMediaSelectionGroup:]

Added AVMutableMediaSelection

Added -[AVMutableMediaSelection selectMediaOption:inMediaSelectionGroup:]

AVMediaSelectionGroup.h

Modified +[AVMediaSelectionGroup mediaSelectionOptionsFromArray:filteredAndSortedAccordingToPreferredLanguages:]

Declaration

From

+ (NSArray *)mediaSelectionOptionsFromArray:(NSArray *)mediaSelectionOptions filteredAndSortedAccordingToPreferredLanguages:(NSArray *)preferredLanguages

+ (NSArray<AVMediaSelectionOption *> * _Nonnull)mediaSelectionOptionsFromArray:(NSArray<AVMediaSelectionOption *> * _Nonnull)mediaSelectionOptions filteredAndSortedAccordingToPreferredLanguages:(NSArray<NSString *> * _Nonnull)preferredLanguages

Modified +[AVMediaSelectionGroup mediaSelectionOptionsFromArray:withLocale:]

Declaration

From

+ (NSArray *)mediaSelectionOptionsFromArray:(NSArray *)mediaSelectionOptions withLocale:(NSLocale *)locale

+ (NSArray<AVMediaSelectionOption *> * _Nonnull)mediaSelectionOptionsFromArray:(NSArray<AVMediaSelectionOption *> * _Nonnull)mediaSelectionOptions withLocale:(NSLocale * _Nonnull)locale

Modified +[AVMediaSelectionGroup mediaSelectionOptionsFromArray:withMediaCharacteristics:]

Declaration

From

+ (NSArray *)mediaSelectionOptionsFromArray:(NSArray *)mediaSelectionOptions withMediaCharacteristics:(NSArray *)mediaCharacteristics

+ (NSArray<AVMediaSelectionOption *> * _Nonnull)mediaSelectionOptionsFromArray:(NSArray<AVMediaSelectionOption *> * _Nonnull)mediaSelectionOptions withMediaCharacteristics:(NSArray<NSString *> * _Nonnull)mediaCharacteristics

Modified +[AVMediaSelectionGroup mediaSelectionOptionsFromArray:withoutMediaCharacteristics:]

Declaration

From

+ (NSArray *)mediaSelectionOptionsFromArray:(NSArray *)mediaSelectionOptions withoutMediaCharacteristics:(NSArray *)mediaCharacteristics

+ (NSArray<AVMediaSelectionOption *> * _Nonnull)mediaSelectionOptionsFromArray:(NSArray<AVMediaSelectionOption *> * _Nonnull)mediaSelectionOptions withoutMediaCharacteristics:(NSArray<NSString *> * _Nonnull)mediaCharacteristics

Modified AVMediaSelectionGroup.options

	Declaration
From	@property(nonatomic, readonly) NSArray *options
To	@property(nonatomic, readonly, nonnull) NSArray<AVMediaSelectionOption > options

Modified +[AVMediaSelectionGroup playableMediaSelectionOptionsFromArray:]

Declaration

From

+ (NSArray *)playableMediaSelectionOptionsFromArray:(NSArray *)mediaSelectionOptions

+ (NSArray<AVMediaSelectionOption *> * _Nonnull)playableMediaSelectionOptionsFromArray:(NSArray<AVMediaSelectionOption *> * _Nonnull)mediaSelectionOptions

Modified AVMediaSelectionOption.availableMetadataFormats

	Declaration
From	@property(nonatomic, readonly) NSArray *availableMetadataFormats
To	@property(nonatomic, readonly, nonnull) NSArray<NSString > availableMetadataFormats

Modified AVMediaSelectionOption.commonMetadata

	Declaration
From	@property(nonatomic, readonly) NSArray *commonMetadata
To	@property(nonatomic, readonly, nonnull) NSArray<AVMetadataItem > commonMetadata

Modified AVMediaSelectionOption.mediaSubTypes

	Declaration
From	@property(nonatomic, readonly) NSArray *mediaSubTypes
To	@property(nonatomic, readonly, nonnull) NSArray<NSNumber > mediaSubTypes

Modified -[AVMediaSelectionOption metadataForFormat:]

	Declaration
From	- (NSArray )metadataForFormat:(NSString )format
To	- (NSArray<AVMetadataItem > _Nonnull)metadataForFormat:(NSString * _Nonnull)format

AVMetadataFormat.h

Added AVMetadataExtraAttributeInfoKey

Added AVMetadataID3MetadataKeyCommercial

Added AVMetadataQuickTimeMetadataKeyContentIdentifier

Modified AVMetadataID3MetadataKeyCommerical

	Deprecation
From	--
To	iOS 9.0

AVMetadataIdentifiers.h

Added AVMetadataIdentifierID3MetadataCommercial

Added AVMetadataIdentifierQuickTimeMetadataContentIdentifier

Added AVMetadataIdentifierQuickTimeMetadataDetectedFace

Added AVMetadataIdentifierQuickTimeMetadataVideoOrientation

Modified AVMetadataIdentifierID3MetadataCommerical

	Deprecation
From	--
To	iOS 9.0

AVMetadataItem.h

Added +[AVMetadataItem metadataItemWithPropertiesOfMetadataItem:valueLoadingHandler:]

Added AVMetadataItem.startDate

Added AVMetadataItemValueRequest

Added AVMetadataItemValueRequest.metadataItem

Added -[AVMetadataItemValueRequest respondWithError:]

Added -[AVMetadataItemValueRequest respondWithValue:]

Added AVMutableMetadataItem.startDate

Added AVMetadataItem(AVMetadataItemDateRepresentation)

Added AVMetadataItem(AVMetadataItemLazyValueLoading)

Added AVMutableMetadataItem(AVMutableMetadataItemDateRepresentation)

Modified AVMetadataItem.commonKey

	Declaration
From	@property(readonly, copy) NSString *commonKey
To	@property(nonatomic, readonly, copy, nullable) NSString *commonKey

Modified AVMetadataItem.dataType

	Declaration
From	@property(readonly, copy) NSString *dataType
To	@property(nonatomic, readonly, copy, nullable) NSString *dataType

Modified AVMetadataItem.dataValue

	Declaration
From	@property(readonly) NSData *dataValue
To	@property(nonatomic, readonly, nullable) NSData *dataValue

Modified AVMetadataItem.dateValue

	Declaration
From	@property(readonly) NSDate *dateValue
To	@property(nonatomic, readonly, nullable) NSDate *dateValue

Modified AVMetadataItem.duration

	Declaration
From	@property(readonly) CMTime duration
To	@property(nonatomic, readonly) CMTime duration

Modified AVMetadataItem.extendedLanguageTag

	Declaration
From	@property(readonly, copy) NSString *extendedLanguageTag
To	@property(nonatomic, readonly, copy, nullable) NSString *extendedLanguageTag

Modified AVMetadataItem.extraAttributes

	Declaration
From	@property(readonly, copy) NSDictionary *extraAttributes
To	@property(nonatomic, readonly, copy, nullable) NSDictionary<NSString ,id> extraAttributes

Modified AVMetadataItem.identifier

	Declaration
From	@property(readonly, copy) NSString *identifier
To	@property(nonatomic, readonly, copy, nullable) NSString *identifier

Modified AVMetadataItem.key

	Declaration
From	@property(readonly, copy) id<NSObject, NSCopying> key
To	@property(nonatomic, readonly, copy, nullable) id<NSObject, NSCopying> key

Modified AVMetadataItem.keySpace

	Declaration
From	@property(readonly, copy) NSString *keySpace
To	@property(nonatomic, readonly, copy, nullable) NSString *keySpace

Modified -[AVMetadataItem loadValuesAsynchronouslyForKeys:completionHandler:]

Declaration

From

- (void)loadValuesAsynchronouslyForKeys:(NSArray *)keys completionHandler:(void (^)(void))handler

- (void)loadValuesAsynchronouslyForKeys:(NSArray<NSString *> * _Nonnull)keys completionHandler:(void (^ _Nullable)(void))handler

Modified AVMetadataItem.locale

	Declaration
From	@property(readonly, copy) NSLocale *locale
To	@property(nonatomic, readonly, copy, nullable) NSLocale *locale

Modified +[AVMetadataItem metadataItemsFromArray:filteredAndSortedAccordingToPreferredLanguages:]

Declaration

From

+ (NSArray *)metadataItemsFromArray:(NSArray *)metadataItems filteredAndSortedAccordingToPreferredLanguages:(NSArray *)preferredLanguages

+ (NSArray<AVMetadataItem *> * _Nonnull)metadataItemsFromArray:(NSArray<AVMetadataItem *> * _Nonnull)metadataItems filteredAndSortedAccordingToPreferredLanguages:(NSArray<NSString *> * _Nonnull)preferredLanguages

Modified +[AVMetadataItem metadataItemsFromArray:filteredByIdentifier:]

Declaration

From

+ (NSArray *)metadataItemsFromArray:(NSArray *)metadataItems filteredByIdentifier:(NSString *)identifier

+ (NSArray<AVMetadataItem *> * _Nonnull)metadataItemsFromArray:(NSArray<AVMetadataItem *> * _Nonnull)metadataItems filteredByIdentifier:(NSString * _Nonnull)identifier

Modified +[AVMetadataItem metadataItemsFromArray:filteredByMetadataItemFilter:]

Declaration

From

+ (NSArray *)metadataItemsFromArray:(NSArray *)metadataItems filteredByMetadataItemFilter:(AVMetadataItemFilter *)metadataItemFilter

+ (NSArray<AVMetadataItem *> * _Nonnull)metadataItemsFromArray:(NSArray<AVMetadataItem *> * _Nonnull)metadataItems filteredByMetadataItemFilter:(AVMetadataItemFilter * _Nonnull)metadataItemFilter

Modified +[AVMetadataItem metadataItemsFromArray:withKey:keySpace:]

Declaration

From

+ (NSArray *)metadataItemsFromArray:(NSArray *)metadataItems withKey:(id)key keySpace:(NSString *)keySpace

+ (NSArray<AVMetadataItem *> * _Nonnull)metadataItemsFromArray:(NSArray<AVMetadataItem *> * _Nonnull)metadataItems withKey:(id _Nullable)key keySpace:(NSString * _Nullable)keySpace

Modified +[AVMetadataItem metadataItemsFromArray:withLocale:]

Declaration

From

+ (NSArray *)metadataItemsFromArray:(NSArray *)metadataItems withLocale:(NSLocale *)locale

+ (NSArray<AVMetadataItem *> * _Nonnull)metadataItemsFromArray:(NSArray<AVMetadataItem *> * _Nonnull)metadataItems withLocale:(NSLocale * _Nonnull)locale

Modified AVMetadataItem.numberValue

	Declaration
From	@property(readonly) NSNumber *numberValue
To	@property(nonatomic, readonly, nullable) NSNumber *numberValue

Modified AVMetadataItem.stringValue

	Declaration
From	@property(readonly) NSString *stringValue
To	@property(nonatomic, readonly, nullable) NSString *stringValue

Modified AVMetadataItem.time

	Declaration
From	@property(readonly) CMTime time
To	@property(nonatomic, readonly) CMTime time

Modified AVMetadataItem.value

	Declaration
From	@property(readonly, copy) id<NSObject, NSCopying> value
To	@property(nonatomic, readonly, copy, nullable) id<NSObject, NSCopying> value

Modified AVMutableMetadataItem.dataType

	Declaration
From	@property(readwrite, copy) NSString *dataType
To	@property(nonatomic, readwrite, copy, nullable) NSString *dataType

Modified AVMutableMetadataItem.duration

	Declaration
From	@property(readwrite) CMTime duration
To	@property(nonatomic, readwrite) CMTime duration

Modified AVMutableMetadataItem.extendedLanguageTag

	Declaration
From	@property(readwrite, copy) NSString *extendedLanguageTag
To	@property(nonatomic, readwrite, copy, nullable) NSString *extendedLanguageTag

Modified AVMutableMetadataItem.extraAttributes

	Declaration
From	@property(readwrite, copy) NSDictionary *extraAttributes
To	@property(nonatomic, readwrite, copy, nullable) NSDictionary<NSString ,id> extraAttributes

Modified AVMutableMetadataItem.identifier

	Declaration
From	@property(readwrite, copy) NSString *identifier
To	@property(nonatomic, readwrite, copy, nullable) NSString *identifier

Modified AVMutableMetadataItem.key

	Declaration
From	@property(readwrite, copy) id<NSObject, NSCopying> key
To	@property(nonatomic, readwrite, copy, nullable) id<NSObject, NSCopying> key

Modified AVMutableMetadataItem.keySpace

	Declaration
From	@property(readwrite, copy) NSString *keySpace
To	@property(nonatomic, readwrite, copy, nullable) NSString *keySpace

Modified AVMutableMetadataItem.locale

	Declaration
From	@property(readwrite, copy) NSLocale *locale
To	@property(nonatomic, readwrite, copy, nullable) NSLocale *locale

Modified AVMutableMetadataItem.time

	Declaration
From	@property(readwrite) CMTime time
To	@property(nonatomic, readwrite) CMTime time

Modified AVMutableMetadataItem.value

	Declaration
From	@property(readwrite, copy) id<NSObject, NSCopying> value
To	@property(nonatomic, readwrite, copy, nullable) id<NSObject, NSCopying> value

AVOutputSettingsAssistant.h

Added AVOutputSettingsPreset3840x2160

Modified AVOutputSettingsAssistant.audioSettings

	Declaration
From	@property(nonatomic, readonly) NSDictionary *audioSettings
To	@property(nonatomic, readonly, nullable) NSDictionary<NSString ,id> audioSettings

Modified +[AVOutputSettingsAssistant availableOutputSettingsPresets]

	Declaration
From	+ (NSArray *)availableOutputSettingsPresets
To	+ (NSArray<NSString > _Nonnull)availableOutputSettingsPresets

Modified AVOutputSettingsAssistant.videoSettings

	Declaration
From	@property(nonatomic, readonly) NSDictionary *videoSettings
To	@property(nonatomic, readonly, nullable) NSDictionary<NSString ,id> videoSettings

AVPlayer.h

Modified -[AVPlayer addBoundaryTimeObserverForTimes:queue:usingBlock:]

Declaration

From

- (id)addBoundaryTimeObserverForTimes:(NSArray *)times queue:(dispatch_queue_t)queue usingBlock:(void (^)(void))block

- (id _Nonnull)addBoundaryTimeObserverForTimes:(NSArray<NSValue *> * _Nonnull)times queue:(dispatch_queue_t _Nullable)queue usingBlock:(void (^ _Nonnull)(void))block

Modified +[AVPlayer playerWithPlayerItem:]

	Declaration
From	+ (id)playerWithPlayerItem:(AVPlayerItem *)item
To	+ (instancetype _Nonnull)playerWithPlayerItem:(AVPlayerItem * _Nonnull)item

Modified +[AVPlayer playerWithURL:]

	Declaration
From	+ (id)playerWithURL:(NSURL *)URL
To	+ (instancetype _Nonnull)playerWithURL:(NSURL * _Nonnull)URL

Modified -[AVQueuePlayer initWithItems:]

	Declaration
From	- (instancetype)initWithItems:(NSArray *)items
To	- (AVQueuePlayer * _Nonnull)initWithItems:(NSArray<AVPlayerItem > _Nonnull)items

Modified -[AVQueuePlayer items]

	Declaration
From	- (NSArray *)items
To	- (NSArray<AVPlayerItem > _Nonnull)items

Modified +[AVQueuePlayer queuePlayerWithItems:]

	Declaration
From	+ (id)queuePlayerWithItems:(NSArray *)items
To	+ (instancetype _Nonnull)queuePlayerWithItems:(NSArray<AVPlayerItem > _Nonnull)items

AVPlayerItem.h

Added AVPlayerItem.canUseNetworkResourcesForLiveStreamingWhilePaused

Added AVPlayerItem.currentMediaSelection

Modified AVPlayerItem.automaticallyLoadedAssetKeys

	Declaration
From	@property(nonatomic, readonly) NSArray *automaticallyLoadedAssetKeys
To	@property(nonatomic, readonly, nonnull) NSArray<NSString > automaticallyLoadedAssetKeys

Modified -[AVPlayerItem initWithAsset:automaticallyLoadedAssetKeys:]

Declaration

Designated Initializer

From

- (instancetype)initWithAsset:(AVAsset *)asset automaticallyLoadedAssetKeys:(NSArray *)automaticallyLoadedAssetKeys

- (instancetype _Nonnull)initWithAsset:(AVAsset * _Nonnull)asset automaticallyLoadedAssetKeys:(NSArray<NSString *> * _Nullable)automaticallyLoadedAssetKeys

yes

Modified AVPlayerItem.loadedTimeRanges

	Declaration
From	@property(nonatomic, readonly) NSArray *loadedTimeRanges
To	@property(nonatomic, readonly, nonnull) NSArray<NSValue > loadedTimeRanges

Modified AVPlayerItem.outputs

	Declaration
From	@property(nonatomic, readonly) NSArray *outputs
To	@property(nonatomic, readonly, nonnull) NSArray<AVPlayerItemOutput > outputs

Modified +[AVPlayerItem playerItemWithAsset:automaticallyLoadedAssetKeys:]

Declaration

From

+ (AVPlayerItem *)playerItemWithAsset:(AVAsset *)asset automaticallyLoadedAssetKeys:(NSArray *)automaticallyLoadedAssetKeys

+ (AVPlayerItem * _Nonnull)playerItemWithAsset:(AVAsset * _Nonnull)asset automaticallyLoadedAssetKeys:(NSArray<NSString *> * _Nullable)automaticallyLoadedAssetKeys

Modified AVPlayerItem.seekableTimeRanges

	Declaration
From	@property(nonatomic, readonly) NSArray *seekableTimeRanges
To	@property(nonatomic, readonly, nonnull) NSArray<NSValue > seekableTimeRanges

Modified AVPlayerItem.textStyleRules

	Declaration
From	@property(nonatomic, copy) NSArray *textStyleRules
To	@property(nonatomic, copy, nullable) NSArray<AVTextStyleRule > textStyleRules

Modified AVPlayerItem.timedMetadata

	Declaration
From	@property(nonatomic, readonly) NSArray *timedMetadata
To	@property(nonatomic, readonly, nullable) NSArray<AVMetadataItem > timedMetadata

Modified AVPlayerItem.tracks

	Declaration
From	@property(nonatomic, readonly) NSArray *tracks
To	@property(nonatomic, readonly, nonnull) NSArray<AVPlayerItemTrack > tracks

Modified AVPlayerItemAccessLog.events

	Declaration
From	@property(nonatomic, readonly) NSArray *events
To	@property(nonatomic, readonly, nonnull) NSArray<AVPlayerItemAccessLogEvent > events

Modified AVPlayerItemErrorLog.events

	Declaration
From	@property(nonatomic, readonly) NSArray *events
To	@property(nonatomic, readonly, nonnull) NSArray<AVPlayerItemErrorLogEvent > events

AVPlayerItemOutput.h

Modified AVPlayerItemLegibleOutput.delegate

	Declaration
From	@property(nonatomic, readonly) id<AVPlayerItemLegibleOutputPushDelegate> delegate
To	@property(nonatomic, readonly, weak, nullable) id<AVPlayerItemLegibleOutputPushDelegate> delegate

Modified -[AVPlayerItemLegibleOutput initWithMediaSubtypesForNativeRepresentation:]

	Declaration
From	- (instancetype)initWithMediaSubtypesForNativeRepresentation:(NSArray *)subtypes
To	- (instancetype _Nonnull)initWithMediaSubtypesForNativeRepresentation:(NSArray<NSNumber > _Nonnull)subtypes

Modified -[AVPlayerItemLegibleOutputPushDelegate legibleOutput:didOutputAttributedStrings:nativeSampleBuffers:forItemTime:]

Declaration

From

- (void)legibleOutput:(AVPlayerItemLegibleOutput *)output didOutputAttributedStrings:(NSArray *)strings nativeSampleBuffers:(NSArray *)nativeSamples forItemTime:(CMTime)itemTime

- (void)legibleOutput:(AVPlayerItemLegibleOutput * _Nonnull)output didOutputAttributedStrings:(NSArray<NSAttributedString *> * _Nonnull)strings nativeSampleBuffers:(NSArray * _Nonnull)nativeSamples forItemTime:(CMTime)itemTime

Modified AVPlayerItemMetadataOutput.delegate

	Declaration
From	@property(nonatomic, readonly) id<AVPlayerItemMetadataOutputPushDelegate> delegate
To	@property(nonatomic, readonly, weak, nullable) id<AVPlayerItemMetadataOutputPushDelegate> delegate

Modified -[AVPlayerItemMetadataOutput initWithIdentifiers:]

	Declaration	Designated Initializer
From	- (instancetype)initWithIdentifiers:(NSArray *)identifiers	--
To	- (instancetype _Nonnull)initWithIdentifiers:(NSArray<NSString > _Nullable)identifiers	yes

Modified -[AVPlayerItemMetadataOutputPushDelegate metadataOutput:didOutputTimedMetadataGroups:fromPlayerItemTrack:]

Declaration

From

- (void)metadataOutput:(AVPlayerItemMetadataOutput *)output didOutputTimedMetadataGroups:(NSArray *)groups fromPlayerItemTrack:(AVPlayerItemTrack *)track

- (void)metadataOutput:(AVPlayerItemMetadataOutput * _Nonnull)output didOutputTimedMetadataGroups:(NSArray<AVTimedMetadataGroup *> * _Nonnull)groups fromPlayerItemTrack:(AVPlayerItemTrack * _Nonnull)track

Modified AVPlayerItemVideoOutput.delegate

	Declaration
From	@property(nonatomic, readonly) id<AVPlayerItemOutputPullDelegate> delegate
To	@property(nonatomic, readonly, assign, nullable) id<AVPlayerItemOutputPullDelegate> delegate

Modified -[AVPlayerItemVideoOutput initWithPixelBufferAttributes:]

	Declaration	Designated Initializer
From	- (instancetype)initWithPixelBufferAttributes:(NSDictionary *)pixelBufferAttributes	--
To	- (instancetype _Nonnull)initWithPixelBufferAttributes:(NSDictionary<NSString ,id> _Nullable)pixelBufferAttributes	yes

AVPlayerLayer.h

Added AVPlayerLayer.pixelBufferAttributes

AVPlayerMediaSelectionCriteria.h

Modified -[AVPlayerMediaSelectionCriteria initWithPreferredLanguages:preferredMediaCharacteristics:]

Declaration

From

- (instancetype)initWithPreferredLanguages:(NSArray *)preferredLanguages preferredMediaCharacteristics:(NSArray *)preferredMediaCharacteristics

- (instancetype _Nonnull)initWithPreferredLanguages:(NSArray<NSString *> * _Nullable)preferredLanguages preferredMediaCharacteristics:(NSArray<NSString *> * _Nullable)preferredMediaCharacteristics

Modified AVPlayerMediaSelectionCriteria.preferredLanguages

	Declaration
From	@property(nonatomic, readonly) NSArray *preferredLanguages
To	@property(nonatomic, readonly, nullable) NSArray<NSString > preferredLanguages

Modified AVPlayerMediaSelectionCriteria.preferredMediaCharacteristics

	Declaration
From	@property(nonatomic, readonly) NSArray *preferredMediaCharacteristics
To	@property(nonatomic, readonly, nullable) NSArray<NSString > preferredMediaCharacteristics

AVSpeechSynthesis.h

Added AVSpeechSynthesisVoice.identifier

Added AVSpeechSynthesisVoice.name

Added AVSpeechSynthesisVoice.quality

Added +[AVSpeechSynthesisVoice voiceWithIdentifier:]

Added AVSpeechSynthesisVoiceIdentifierAlex

Added AVSpeechSynthesisVoiceQuality

Added AVSpeechSynthesisVoiceQualityDefault

Added AVSpeechSynthesisVoiceQualityEnhanced

Modified +[AVSpeechSynthesisVoice speechVoices]

	Declaration
From	+ (NSArray *)speechVoices
To	+ (NSArray<AVSpeechSynthesisVoice > _Nonnull)speechVoices

Modified +[AVSpeechSynthesisVoice voiceWithLanguage:]

	Declaration
From	+ (AVSpeechSynthesisVoice )voiceWithLanguage:(NSString )language
To	+ (AVSpeechSynthesisVoice * _Nullable)voiceWithLanguage:(NSString * _Nullable)languageCode

AVTextStyleRule.h

Modified -[AVTextStyleRule initWithTextMarkupAttributes:]

	Declaration
From	- (instancetype)initWithTextMarkupAttributes:(NSDictionary *)textMarkupAttributes
To	- (instancetype _Nullable)initWithTextMarkupAttributes:(NSDictionary<NSString ,id> _Nonnull)textMarkupAttributes

Modified -[AVTextStyleRule initWithTextMarkupAttributes:textSelector:]

Declaration

Designated Initializer

From

- (instancetype)initWithTextMarkupAttributes:(NSDictionary *)textMarkupAttributes textSelector:(NSString *)textSelector

- (instancetype _Nullable)initWithTextMarkupAttributes:(NSDictionary<NSString *,id> * _Nonnull)textMarkupAttributes textSelector:(NSString * _Nullable)textSelector

yes

Modified +[AVTextStyleRule propertyListForTextStyleRules:]

	Declaration
From	+ (id)propertyListForTextStyleRules:(NSArray *)textStyleRules
To	+ (id _Nonnull)propertyListForTextStyleRules:(NSArray<AVTextStyleRule > _Nonnull)textStyleRules

Modified AVTextStyleRule.textMarkupAttributes

	Declaration
From	@property(nonatomic, readonly) NSDictionary *textMarkupAttributes
To	@property(nonatomic, readonly, nonnull) NSDictionary<NSString ,id> textMarkupAttributes

Modified +[AVTextStyleRule textStyleRulesFromPropertyList:]

	Declaration
From	+ (NSArray *)textStyleRulesFromPropertyList:(id)plist
To	+ (NSArray<AVTextStyleRule > _Nullable)textStyleRulesFromPropertyList:(id _Nonnull)plist

Modified +[AVTextStyleRule textStyleRuleWithTextMarkupAttributes:]

Declaration

From

+ (AVTextStyleRule *)textStyleRuleWithTextMarkupAttributes:(NSDictionary *)textMarkupAttributes

+ (AVTextStyleRule * _Nullable)textStyleRuleWithTextMarkupAttributes:(NSDictionary<NSString *,id> * _Nonnull)textMarkupAttributes

Modified +[AVTextStyleRule textStyleRuleWithTextMarkupAttributes:textSelector:]

Declaration

From

+ (AVTextStyleRule *)textStyleRuleWithTextMarkupAttributes:(NSDictionary *)textMarkupAttributes textSelector:(NSString *)textSelector

+ (AVTextStyleRule * _Nullable)textStyleRuleWithTextMarkupAttributes:(NSDictionary<NSString *,id> * _Nonnull)textMarkupAttributes textSelector:(NSString * _Nullable)textSelector

AVTimedMetadataGroup.h

Added AVDateRangeMetadataGroup

Added AVDateRangeMetadataGroup.endDate

Added -[AVDateRangeMetadataGroup initWithItems:startDate:endDate:]

Added AVDateRangeMetadataGroup.items

Added AVDateRangeMetadataGroup.startDate

Added AVMetadataGroup

Added AVMetadataGroup.items

Added AVMutableDateRangeMetadataGroup

Added AVMutableDateRangeMetadataGroup.endDate

Added AVMutableDateRangeMetadataGroup.items

Added AVMutableDateRangeMetadataGroup.startDate

Modified AVMutableTimedMetadataGroup.items

	Declaration
From	@property(readwrite, copy) NSArray *items
To	@property(nonatomic, readwrite, copy, nonnull) NSArray<AVMetadataItem > items

Modified AVMutableTimedMetadataGroup.timeRange

	Declaration
From	@property(readwrite) CMTimeRange timeRange
To	@property(nonatomic, readwrite) CMTimeRange timeRange

Modified AVTimedMetadataGroup

	Superclasses	Protocols
From	NSObject	NSCopying
To	AVMetadataGroup	NSCopying, NSMutableCopying

Modified -[AVTimedMetadataGroup initWithItems:timeRange:]

	Declaration
From	- (instancetype)initWithItems:(NSArray *)items timeRange:(CMTimeRange)timeRange
To	- (instancetype _Nonnull)initWithItems:(NSArray<AVMetadataItem > _Nonnull)items timeRange:(CMTimeRange)timeRange

Modified AVTimedMetadataGroup.items

	Declaration
From	@property(readonly, copy) NSArray *items
To	@property(nonatomic, readonly, copy, nonnull) NSArray<AVMetadataItem > items

Modified AVTimedMetadataGroup.timeRange

	Declaration
From	@property(readonly) CMTimeRange timeRange
To	@property(nonatomic, readonly) CMTimeRange timeRange

AVVideoCompositing.h

Added AVAsynchronousCIImageFilteringRequest

Added AVAsynchronousCIImageFilteringRequest.compositionTime

Added -[AVAsynchronousCIImageFilteringRequest finishWithError:]

Added -[AVAsynchronousCIImageFilteringRequest finishWithImage:context:]

Added AVAsynchronousCIImageFilteringRequest.renderSize

Added AVAsynchronousCIImageFilteringRequest.sourceImage

Modified AVAsynchronousVideoCompositionRequest.sourceTrackIDs

	Declaration
From	@property(nonatomic, readonly) NSArray *sourceTrackIDs
To	@property(nonatomic, readonly, nonnull) NSArray<NSNumber > sourceTrackIDs

Modified AVVideoCompositing.requiredPixelBufferAttributesForRenderContext

Declaration

From

@property(nonatomic, readonly) NSDictionary *requiredPixelBufferAttributesForRenderContext

@property(nonatomic, readonly, nonnull) NSDictionary<NSString *,id> *requiredPixelBufferAttributesForRenderContext

Modified AVVideoCompositing.sourcePixelBufferAttributes

	Declaration
From	@property(nonatomic, readonly) NSDictionary *sourcePixelBufferAttributes
To	@property(nonatomic, readonly, nullable) NSDictionary<NSString ,id> sourcePixelBufferAttributes

Modified AVVideoCompositionInstruction.requiredSourceTrackIDs

	Declaration
From	@property(nonatomic, readonly) NSArray *requiredSourceTrackIDs
To	@property(nonatomic, readonly, nullable) NSArray<NSValue > requiredSourceTrackIDs

AVVideoComposition.h

Added +[AVMutableVideoComposition videoCompositionWithAsset:applyingCIFiltersWithHandler:]

Added +[AVVideoComposition videoCompositionWithAsset:applyingCIFiltersWithHandler:]

Added AVMutableVideoComposition(AVMutableVideoCompositionFiltering)

Added AVVideoComposition(AVVideoCompositionFiltering)

Modified AVMutableVideoComposition.instructions

	Declaration
From	@property(nonatomic, copy) NSArray *instructions
To	@property(nonatomic, copy, nonnull) NSArray<id<AVVideoCompositionInstruction>> *instructions

Modified AVMutableVideoCompositionInstruction.layerInstructions

	Declaration
From	@property(nonatomic, copy) NSArray *layerInstructions
To	@property(nonatomic, copy, nonnull) NSArray<AVVideoCompositionLayerInstruction > layerInstructions

Modified +[AVMutableVideoCompositionInstruction videoCompositionInstruction]

	Declaration
From	+ (AVMutableVideoCompositionInstruction *)videoCompositionInstruction
To	+ (instancetype _Nonnull)videoCompositionInstruction

Modified +[AVMutableVideoCompositionLayerInstruction videoCompositionLayerInstruction]

	Declaration
From	+ (AVMutableVideoCompositionLayerInstruction *)videoCompositionLayerInstruction
To	+ (instancetype _Nonnull)videoCompositionLayerInstruction

Modified +[AVMutableVideoCompositionLayerInstruction videoCompositionLayerInstructionWithAssetTrack:]

Declaration

From

+ (AVMutableVideoCompositionLayerInstruction *)videoCompositionLayerInstructionWithAssetTrack:(AVAssetTrack *)track

+ (instancetype _Nonnull)videoCompositionLayerInstructionWithAssetTrack:(AVAssetTrack * _Nonnull)track

Modified AVVideoComposition.instructions

	Declaration
From	@property(nonatomic, readonly, copy) NSArray *instructions
To	@property(nonatomic, readonly, copy, nonnull) NSArray<id<AVVideoCompositionInstruction>> *instructions

Modified +[AVVideoCompositionCoreAnimationTool videoCompositionCoreAnimationToolWithAdditionalLayer:asTrackID:]

Declaration

From

+ (AVVideoCompositionCoreAnimationTool *)videoCompositionCoreAnimationToolWithAdditionalLayer:(CALayer *)layer asTrackID:(CMPersistentTrackID)trackID

+ (instancetype _Nonnull)videoCompositionCoreAnimationToolWithAdditionalLayer:(CALayer * _Nonnull)layer asTrackID:(CMPersistentTrackID)trackID

Modified +[AVVideoCompositionCoreAnimationTool videoCompositionCoreAnimationToolWithPostProcessingAsVideoLayer:inLayer:]

Declaration

From

+ (AVVideoCompositionCoreAnimationTool *)videoCompositionCoreAnimationToolWithPostProcessingAsVideoLayer:(CALayer *)videoLayer inLayer:(CALayer *)animationLayer

+ (instancetype _Nonnull)videoCompositionCoreAnimationToolWithPostProcessingAsVideoLayer:(CALayer * _Nonnull)videoLayer inLayer:(CALayer * _Nonnull)animationLayer

Modified +[AVVideoCompositionCoreAnimationTool videoCompositionCoreAnimationToolWithPostProcessingAsVideoLayers:inLayer:]

Declaration

From

+ (AVVideoCompositionCoreAnimationTool *)videoCompositionCoreAnimationToolWithPostProcessingAsVideoLayers:(NSArray *)videoLayers inLayer:(CALayer *)animationLayer

+ (instancetype _Nonnull)videoCompositionCoreAnimationToolWithPostProcessingAsVideoLayers:(NSArray<CALayer *> * _Nonnull)videoLayers inLayer:(CALayer * _Nonnull)animationLayer

Modified AVVideoCompositionInstruction.backgroundColor

	Declaration
From	@property(nonatomic, retain) CGColorRef backgroundColor
To	@property(nonatomic, readonly, retain, nullable) CGColorRef backgroundColor

Modified AVVideoCompositionInstruction.layerInstructions

	Declaration
From	@property(nonatomic, readonly, copy) NSArray *layerInstructions
To	@property(nonatomic, readonly, copy, nonnull) NSArray<AVVideoCompositionLayerInstruction > layerInstructions

Modified AVVideoCompositionInstruction.requiredSourceTrackIDs

	Declaration
From	@property(nonatomic, readonly) NSArray *requiredSourceTrackIDs
To	@property(nonatomic, readonly, nonnull) NSArray<NSValue > requiredSourceTrackIDs