AVFoundation watchOS 3.2 to 4.0 API Differences

../Frameworks/AVFAudio.framework/Headers/AVAudioBuffer.h

Added AVAudioCompressedBuffer.byteCapacity

Added AVAudioCompressedBuffer.byteLength

Modified -[AVAudioPCMBuffer initWithPCMFormat:frameCapacity:]

	Declaration
From	- (nonnull instancetype)initWithPCMFormat:(nonnull AVAudioFormat *)format frameCapacity:(AVAudioFrameCount)frameCapacity
To	- (nullable instancetype)initWithPCMFormat:(nonnull AVAudioFormat *)format frameCapacity:(AVAudioFrameCount)frameCapacity

../Frameworks/AVFAudio.framework/Headers/AVAudioChannelLayout.h

Modified -[AVAudioChannelLayout initWithLayoutTag:]

	Declaration
From	- (nonnull instancetype)initWithLayoutTag:(AudioChannelLayoutTag)layoutTag
To	- (nullable instancetype)initWithLayoutTag:(AudioChannelLayoutTag)layoutTag

../Frameworks/AVFAudio.framework/Headers/AVAudioConverter.h

Modified -[AVAudioConverter initFromFormat:toFormat:]

	Declaration
From	- (nonnull instancetype)initFromFormat:(nonnull AVAudioFormat )fromFormat toFormat:(nonnull AVAudioFormat )toFormat
To	- (nullable instancetype)initFromFormat:(nonnull AVAudioFormat )fromFormat toFormat:(nonnull AVAudioFormat )toFormat

Modified AVAudioConverter.sampleRateConverterAlgorithm

	Declaration
From	@property (nonatomic, retain, nonnull) NSString *sampleRateConverterAlgorithm
To	@property (nonatomic, retain, nullable) NSString *sampleRateConverterAlgorithm

../Frameworks/AVFAudio.framework/Headers/AVAudioEngine.h

Added AVAudioEngineManualRenderingError

Added AVAudioEngineManualRenderingErrorInvalidMode

Added AVAudioEngineManualRenderingErrorInitialized

Added AVAudioEngineManualRenderingErrorNotRunning

Added AVAudioEngineManualRenderingStatus

Added AVAudioEngineManualRenderingStatusError

Added AVAudioEngineManualRenderingStatusSuccess

Added AVAudioEngineManualRenderingStatusInsufficientDataFromInputNode

Added AVAudioEngineManualRenderingStatusCannotDoInCurrentContext

Added AVAudioEngineManualRenderingMode

Added AVAudioEngineManualRenderingModeOffline

Added AVAudioEngineManualRenderingModeRealtime

Added AVAudioEngineManualRenderingBlock

Added AVAudioEngine.inputNode

Added -[AVAudioEngine enableManualRenderingMode:format:maximumFrameCount:error:]

Added -[AVAudioEngine disableManualRenderingMode]

Added -[AVAudioEngine renderOffline:toBuffer:error:]

Added AVAudioEngine.manualRenderingBlock

Added AVAudioEngine.isInManualRenderingMode

Added AVAudioEngine.manualRenderingMode

Added AVAudioEngine.manualRenderingFormat

Added AVAudioEngine.manualRenderingMaximumFrameCount

Added AVAudioEngine.manualRenderingSampleTime

../Frameworks/AVFAudio.framework/Headers/AVAudioFormat.h

Modified -[AVAudioFormat initWithStreamDescription:]

	Declaration
From	- (nonnull instancetype)initWithStreamDescription:(nonnull const AudioStreamBasicDescription *)asbd
To	- (nullable instancetype)initWithStreamDescription:(nonnull const AudioStreamBasicDescription *)asbd

Modified -[AVAudioFormat initWithStreamDescription:channelLayout:]

	Declaration
From	- (nonnull instancetype)initWithStreamDescription:(nonnull const AudioStreamBasicDescription )asbd channelLayout:(nullable AVAudioChannelLayout )layout
To	- (nullable instancetype)initWithStreamDescription:(nonnull const AudioStreamBasicDescription )asbd channelLayout:(nullable AVAudioChannelLayout )layout

Modified -[AVAudioFormat initStandardFormatWithSampleRate:channels:]

	Declaration
From	- (nonnull instancetype)initStandardFormatWithSampleRate:(double)sampleRate channels:(AVAudioChannelCount)channels
To	- (nullable instancetype)initStandardFormatWithSampleRate:(double)sampleRate channels:(AVAudioChannelCount)channels

Modified -[AVAudioFormat initWithCommonFormat:sampleRate:channels:interleaved:]

	Declaration
From	- (nonnull instancetype)initWithCommonFormat:(AVAudioCommonFormat)format sampleRate:(double)sampleRate channels:(AVAudioChannelCount)channels interleaved:(BOOL)interleaved
To	- (nullable instancetype)initWithCommonFormat:(AVAudioCommonFormat)format sampleRate:(double)sampleRate channels:(AVAudioChannelCount)channels interleaved:(BOOL)interleaved

Modified -[AVAudioFormat initWithSettings:]

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

Modified AVAudioFormat.channelLayout

	Declaration
From	@property (nonatomic, readonly, nullable) const AVAudioChannelLayout *channelLayout
To	@property (nonatomic, readonly, nullable) AVAudioChannelLayout *channelLayout

../Frameworks/AVFAudio.framework/Headers/AVAudioIONode.h

Added AVAudioIONodeInputBlock

Added AVAudioInputNode

Added -[AVAudioInputNode setManualRenderingInputPCMFormat:inputBlock:]

../Frameworks/AVFAudio.framework/Headers/AVAudioMixing.h

Added AVAudio3DMixingRenderingAlgorithmHRTFHQ

../Frameworks/AVFAudio.framework/Headers/AVAudioNode.h

Added AVAudioNode.latency

Added AVAudioNode.outputPresentationLatency

Modified -[AVAudioNode nameForInputBus:]

	Declaration
From	- (nonnull NSString *)nameForInputBus:(AVAudioNodeBus)bus
To	- (nullable NSString *)nameForInputBus:(AVAudioNodeBus)bus

Modified -[AVAudioNode nameForOutputBus:]

	Declaration
From	- (nonnull NSString *)nameForOutputBus:(AVAudioNodeBus)bus
To	- (nullable NSString *)nameForOutputBus:(AVAudioNodeBus)bus

../Frameworks/AVFAudio.framework/Headers/AVAudioPlayerNode.h

Added AVAudioPlayerNodeCompletionCallbackType

Added AVAudioPlayerNodeCompletionDataConsumed

Added AVAudioPlayerNodeCompletionDataRendered

Added AVAudioPlayerNodeCompletionDataPlayedBack

Added AVAudioPlayerNodeCompletionHandler

Added -[AVAudioPlayerNode scheduleBuffer:completionCallbackType:completionHandler:]

Added -[AVAudioPlayerNode scheduleBuffer:atTime:options:completionCallbackType:completionHandler:]

Added -[AVAudioPlayerNode scheduleFile:atTime:completionCallbackType:completionHandler:]

Added -[AVAudioPlayerNode scheduleSegment:startingFrame:frameCount:atTime:completionCallbackType:completionHandler:]

../Frameworks/AVFAudio.framework/Headers/AVAudioRecorder.h

Added AVAudioRecorder

Added -[AVAudioRecorder initWithURL:settings:error:]

Added -[AVAudioRecorder initWithURL:format:error:]

Added -[AVAudioRecorder prepareToRecord]

Added -[AVAudioRecorder record]

Added -[AVAudioRecorder recordAtTime:]

Added -[AVAudioRecorder recordForDuration:]

Added -[AVAudioRecorder recordAtTime:forDuration:]

Added -[AVAudioRecorder pause]

Added -[AVAudioRecorder stop]

Added -[AVAudioRecorder deleteRecording]

Added AVAudioRecorder.recording

Added AVAudioRecorder.url

Added AVAudioRecorder.settings

Added AVAudioRecorder.format

Added AVAudioRecorder.delegate

Added AVAudioRecorder.currentTime

Added AVAudioRecorder.deviceCurrentTime

Added AVAudioRecorder.meteringEnabled

Added -[AVAudioRecorder updateMeters]

Added -[AVAudioRecorder peakPowerForChannel:]

Added -[AVAudioRecorder averagePowerForChannel:]

Added AVAudioRecorder.channelAssignments

Added AVAudioRecorderDelegate

Added -[AVAudioRecorderDelegate audioRecorderDidFinishRecording:successfully:]

Added -[AVAudioRecorderDelegate audioRecorderEncodeErrorDidOccur:error:]

Added -[AVAudioRecorderDelegate audioRecorderBeginInterruption:]

Added -[AVAudioRecorderDelegate audioRecorderEndInterruption:withOptions:]

Added -[AVAudioRecorderDelegate audioRecorderEndInterruption:withFlags:]

Added -[AVAudioRecorderDelegate audioRecorderEndInterruption:]

../Frameworks/AVFAudio.framework/Headers/AVAudioSession.h

Added AVAudioSessionRecordPermissionUndetermined

Added AVAudioSessionRecordPermissionDenied

Added AVAudioSessionRecordPermissionGranted

Added AVAudioSessionRouteSharingPolicy

Added -[AVAudioSession recordPermission]

Added -[AVAudioSession requestRecordPermission:]

../Frameworks/AVFAudio.framework/Headers/AVAudioSettings.h

Added AVAudioFileTypeKey

../Frameworks/AVFAudio.framework/Headers/AVAudioTime.h

Modified -[AVAudioTime extrapolateTimeFromAnchor:]

	Declaration
From	- (nonnull AVAudioTime )extrapolateTimeFromAnchor:(nonnull AVAudioTime )anchorTime
To	- (nullable AVAudioTime )extrapolateTimeFromAnchor:(nonnull AVAudioTime )anchorTime

../Frameworks/AVFAudio.framework/Headers/AVSpeechSynthesis.h

Modified AVSpeechSynthesizer.delegate

	Declaration
From	@property (nonatomic, assign, nullable) id<AVSpeechSynthesizerDelegate> delegate
To	@property (nonatomic, weak, nullable) id<AVSpeechSynthesizerDelegate> delegate

AVAssetCache.h

Removed AVAssetCache

Removed AVAssetCache.playableOffline

Removed -[AVAssetCache mediaSelectionOptionsInMediaSelectionGroup:]

AVBase.h

Removed #def AV_GENERIC

Removed #def AV_GENERIC_CLASS

Removed #def AV_PARAMETERIZED_TYPE

AVContentKeySession.h

Removed AVContentKeySystem

Removed AVContentKeySystemFairPlayStreaming

Removed AVContentKeySession