AVFoundation Changes

AVFoundation

Removed AVAssetReader.assetReaderWithAsset(AVAsset!, error: NSErrorPointer) -> Self! [class]

Removed AVAssetReferenceRestrictions.value

Removed AVAssetWriter.assetWriterWithURL(NSURL!, fileType: String!, error: NSErrorPointer) -> Self! [class]

Removed AVAudioChannelLayout.layoutWithLayout(ConstUnsafePointer<AudioChannelLayout>) -> Self! [class]

Removed AVAudioChannelLayout.layoutWithLayoutTag(AudioChannelLayoutTag) -> Self! [class]

Removed AVAudioPlayerNodeBufferOptions.value

Removed AVAudioTime.timeWithAudioTimeStamp(ConstUnsafePointer<AudioTimeStamp>, sampleRate: Double) -> Self! [class]

Removed AVAudioTime.timeWithHostTime(UInt64) -> Self! [class]

Removed AVAudioTime.timeWithHostTime(UInt64, sampleTime: AVAudioFramePosition, atRate: Double) -> Self! [class]

Removed AVAudioTime.timeWithSampleTime(AVAudioFramePosition, atRate: Double) -> Self! [class]

Removed AVURLAsset.URLAssetWithURL(NSURL!, options:[NSObject: AnyObject]!) -> AVURLAsset! [class]

Removed AVMetadataFormatIcyMetadata

Added AVAssetReferenceRestrictions.init(rawValue: UInt)

Added AVAudio3DAngularOrientation.init()

Added AVAudio3DAngularOrientation.init(yaw: Float, pitch: Float, roll: Float)

Added AVAudio3DPoint.init()

Added AVAudio3DPoint.init(x: Float, y: Float, z: Float)

Added AVAudio3DVectorOrientation.init()

Added AVAudio3DVectorOrientation.init(forward: AVAudio3DVector, up: AVAudio3DVector)

Added AVAudioPlayerNodeBufferOptions.init(rawValue: UInt)

Added AVEdgeWidths.init()

Added AVEdgeWidths.init(left: CGFloat, top: CGFloat, right: CGFloat, bottom: CGFloat)

Added AVPixelAspectRatio.init()

Added AVPixelAspectRatio.init(horizontalSpacing: Int, verticalSpacing: Int)

Added AVSampleCursorChunkInfo.init()

Added AVSampleCursorChunkInfo.init(chunkSampleCount: Int64, chunkHasUniformSampleSizes: ObjCBool, chunkHasUniformSampleDurations: ObjCBool, chunkHasUniformFormatDescriptions: ObjCBool)

Added AVSampleCursorDependencyInfo.init()

Added AVSampleCursorDependencyInfo.init(sampleIndicatesWhetherItHasDependentSamples: ObjCBool, sampleHasDependentSamples: ObjCBool, sampleIndicatesWhetherItDependsOnOthers: ObjCBool, sampleDependsOnOthers: ObjCBool, sampleIndicatesWhetherItHasRedundantCoding: ObjCBool, sampleHasRedundantCoding: ObjCBool)

Added AVSampleCursorStorageRange.init()

Added AVSampleCursorStorageRange.init(offset: Int64, length: Int64)

Added AVSampleCursorSyncInfo.init()

Added AVSampleCursorSyncInfo.init(sampleIsFullSync: ObjCBool, sampleIsPartialSync: ObjCBool, sampleIsDroppable: ObjCBool)

Added NSCoder.decodeCMTimeForKey(String!) -> CMTime

Added NSCoder.decodeCMTimeMappingForKey(String!) -> CMTimeMapping

Added NSCoder.decodeCMTimeRangeForKey(String!) -> CMTimeRange

Added NSCoder.encodeCMTime(CMTime, forKey: String!)

Added NSCoder.encodeCMTimeMapping(CMTimeMapping, forKey: String!)

Added NSCoder.encodeCMTimeRange(CMTimeRange, forKey: String!)

Added NSValue.init(CMTime: CMTime)

Added NSValue.init(CMTimeMapping: CMTimeMapping)

Added NSValue.CMTimeMappingValue

Added NSValue.init(CMTimeRange: CMTimeRange)

Added NSValue.CMTimeRangeValue

Added NSValue.CMTimeValue

Modified AVAsset

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAsset.availableChapterLocales

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAsset.availableMediaCharacteristicsWithMediaSelectionOptions

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVAsset.chapterMetadataGroupsBestMatchingPreferredLanguages([AnyObject]!) -> [AnyObject]!

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVAsset.chapterMetadataGroupsWithTitleLocale(NSLocale!, containingItemsWithCommonKeys:[AnyObject]!) -> [AnyObject]!

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAsset.composable

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAsset.creationDate

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVAsset.exportable

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAsset.hasProtectedContent

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAsset.mediaSelectionGroupForMediaCharacteristic(String!) -> AVMediaSelectionGroup!

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVAsset.playable

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAsset.readable

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAsset.referenceRestrictions

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAsset.trackGroups

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetExportSession

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAssetExportSession.asset

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVAssetExportSession.init(asset: AVAsset!, presetName: String!)

	Declaration
From	init(asset asset: AVAsset!, presetName presetName: String!)
To	init!(asset asset: AVAsset!, presetName presetName: String!)

Modified AVAssetExportSession.audioMix

	Declaration
From	var audioMix: AVAudioMix!
To	@NSCopying var audioMix: AVAudioMix!

Modified AVAssetExportSession.audioTimePitchAlgorithm

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetExportSession.customVideoCompositor

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetExportSession.determineCompatibilityOfExportPreset(String!, withAsset: AVAsset!, outputFileType: String!, completionHandler:((Bool) -> Void)!) [class]

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetExportSession.determineCompatibleFileTypesWithCompletionHandler((([AnyObject]!) -> Void)!)

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetExportSession.directoryForTemporaryFiles

	Declaration
From	var directoryForTemporaryFiles: NSURL!
To	@NSCopying var directoryForTemporaryFiles: NSURL!

Modified AVAssetExportSession.estimatedOutputFileLength

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetExportSession.metadataItemFilter

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetExportSession.outputURL

	Declaration
From	var outputURL: NSURL!
To	@NSCopying var outputURL: NSURL!

Modified AVAssetExportSession.videoComposition

	Declaration
From	var videoComposition: AVVideoComposition!
To	@NSCopying var videoComposition: AVVideoComposition!

Modified AVAssetImageGenerator

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAssetImageGenerator.asset

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetImageGenerator.init(asset: AVAsset!)

	Declaration
From	init(asset asset: AVAsset!)
To	init!(asset asset: AVAsset!)

Modified AVAssetImageGenerator.copyCGImageAtTime(CMTime, actualTime: UnsafeMutablePointer<CMTime>, error: NSErrorPointer) -> CGImage!

	Declaration
From	func copyCGImageAtTime(_ requestedTime: CMTime, actualTime actualTime: UnsafePointer<CMTime>, error outError: NSErrorPointer) -> CGImage!
To	func copyCGImageAtTime(_ requestedTime: CMTime, actualTime actualTime: UnsafeMutablePointer<CMTime>, error outError: NSErrorPointer) -> CGImage!

Declaration

From

func copyCGImageAtTime(_ requestedTime: CMTime, actualTime actualTime: UnsafePointer<CMTime>, error outError: NSErrorPointer) -> CGImage!

func copyCGImageAtTime(_ requestedTime: CMTime, actualTime actualTime: UnsafeMutablePointer<CMTime>, error outError: NSErrorPointer) -> CGImage!

Modified AVAssetImageGenerator.customVideoCompositor

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetImageGenerator.requestedTimeToleranceAfter

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAssetImageGenerator.requestedTimeToleranceBefore

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAssetImageGenerator.videoComposition

	Declaration
From	var videoComposition: AVVideoComposition!
To	@NSCopying var videoComposition: AVVideoComposition!

Modified AVAssetReader

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAssetReader.init(asset: AVAsset!, error: NSErrorPointer)

	Declaration
From	init(asset asset: AVAsset!, error outError: NSErrorPointer)
To	init!(asset asset: AVAsset!, error outError: NSErrorPointer)

Modified AVAssetReaderAudioMixOutput

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAssetReaderAudioMixOutput.audioMix

	Declaration
From	var audioMix: AVAudioMix!
To	@NSCopying var audioMix: AVAudioMix!

Modified AVAssetReaderAudioMixOutput.audioTimePitchAlgorithm

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetReaderAudioMixOutput.init(audioTracks: [AnyObject]!, audioSettings:[NSObject: AnyObject]!)

	Declaration
From	init(audioTracks audioTracks: [AnyObject]!, audioSettings audioSettings: [NSObject : AnyObject]!)
To	init!(audioTracks audioTracks: [AnyObject]!, audioSettings audioSettings: [NSObject : AnyObject]!)

Modified AVAssetReaderOutput

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAssetReaderOutput.alwaysCopiesSampleData

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVAssetReaderOutputMetadataAdaptor.init(assetReaderTrackOutput: AVAssetReaderTrackOutput!)

	Declaration
From	init(assetReaderTrackOutput trackOutput: AVAssetReaderTrackOutput!)
To	init!(assetReaderTrackOutput trackOutput: AVAssetReaderTrackOutput!)

Modified AVAssetReaderSampleReferenceOutput.init(track: AVAssetTrack!)

	Declaration
From	init(track track: AVAssetTrack!)
To	init!(track track: AVAssetTrack!)

Modified AVAssetReaderTrackOutput

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAssetReaderTrackOutput.audioTimePitchAlgorithm

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetReaderTrackOutput.init(track: AVAssetTrack!, outputSettings:[NSObject: AnyObject]!)

	Declaration
From	init(track track: AVAssetTrack!, outputSettings outputSettings: [NSObject : AnyObject]!)
To	init!(track track: AVAssetTrack!, outputSettings outputSettings: [NSObject : AnyObject]!)

Modified AVAssetReaderVideoCompositionOutput

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAssetReaderVideoCompositionOutput.customVideoCompositor

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetReaderVideoCompositionOutput.videoComposition

	Declaration
From	var videoComposition: AVVideoComposition!
To	@NSCopying var videoComposition: AVVideoComposition!

Modified AVAssetReaderVideoCompositionOutput.init(videoTracks: [AnyObject]!, videoSettings:[NSObject: AnyObject]!)

	Declaration
From	init(videoTracks videoTracks: [AnyObject]!, videoSettings videoSettings: [NSObject : AnyObject]!)
To	init!(videoTracks videoTracks: [AnyObject]!, videoSettings videoSettings: [NSObject : AnyObject]!)

Modified AVAssetReferenceRestrictions [struct]

Declaration

Protocols

From

struct AVAssetReferenceRestrictions : RawOptionSet {
    init(_ value: UInt)
    var value: UInt
    static var RestrictionForbidNone: AVAssetReferenceRestrictions { get }
    static var RestrictionForbidRemoteReferenceToLocal: AVAssetReferenceRestrictions { get }
    static var RestrictionForbidLocalReferenceToRemote: AVAssetReferenceRestrictions { get }
    static var RestrictionForbidCrossSiteReference: AVAssetReferenceRestrictions { get }
    static var RestrictionForbidLocalReferenceToLocal: AVAssetReferenceRestrictions { get }
    static var RestrictionForbidAll: AVAssetReferenceRestrictions { get }
}

RawOptionSet

struct AVAssetReferenceRestrictions : RawOptionSetType {
    init(_ rawValue: UInt)
    init(rawValue rawValue: UInt)
    static var RestrictionForbidNone: AVAssetReferenceRestrictions { get }
    static var RestrictionForbidRemoteReferenceToLocal: AVAssetReferenceRestrictions { get }
    static var RestrictionForbidLocalReferenceToRemote: AVAssetReferenceRestrictions { get }
    static var RestrictionForbidCrossSiteReference: AVAssetReferenceRestrictions { get }
    static var RestrictionForbidLocalReferenceToLocal: AVAssetReferenceRestrictions { get }
    static var RestrictionForbidAll: AVAssetReferenceRestrictions { get }
}

RawOptionSetType

Modified AVAssetReferenceRestrictions.init(_: UInt)

	Declaration
From	init(_ value: UInt)
To	init(_ rawValue: UInt)

Modified AVAssetResourceLoader

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetResourceLoaderDelegate.resourceLoader(AVAssetResourceLoader!, didCancelAuthenticationChallenge: NSURLAuthenticationChallenge!)

	Optional
From	--
To	yes

Modified AVAssetResourceLoaderDelegate.resourceLoader(AVAssetResourceLoader!, didCancelLoadingRequest: AVAssetResourceLoadingRequest!)

	Introduction	Optional
From	OS X 10.10	--
To	OS X 10.9	yes

Modified AVAssetResourceLoaderDelegate.resourceLoader(AVAssetResourceLoader!, shouldWaitForLoadingOfRequestedResource: AVAssetResourceLoadingRequest!) -> Bool

	Introduction	Optional
From	OS X 10.10	--
To	OS X 10.9	yes

Modified AVAssetResourceLoaderDelegate.resourceLoader(AVAssetResourceLoader!, shouldWaitForRenewalOfRequestedResource: AVAssetResourceRenewalRequest!) -> Bool

	Optional
From	--
To	yes

Modified AVAssetResourceLoaderDelegate.resourceLoader(AVAssetResourceLoader!, shouldWaitForResponseToAuthenticationChallenge: NSURLAuthenticationChallenge!) -> Bool

	Optional
From	--
To	yes

Modified AVAssetResourceLoadingContentInformationRequest

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetResourceLoadingContentInformationRequest.renewalDate

	Declaration
From	var renewalDate: NSDate!
To	@NSCopying var renewalDate: NSDate!

Modified AVAssetResourceLoadingDataRequest

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetResourceLoadingRequest

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetResourceLoadingRequest.cancelled

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetResourceLoadingRequest.contentInformationRequest

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetResourceLoadingRequest.dataRequest

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetResourceLoadingRequest.finishLoading()

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetResourceLoadingRequest.redirect

	Declaration	Introduction
From	var redirect: NSURLRequest!	OS X 10.10
To	@NSCopying var redirect: NSURLRequest!	OS X 10.9

Modified AVAssetResourceLoadingRequest.response

	Declaration	Introduction
From	var response: NSURLResponse!	OS X 10.10
To	@NSCopying var response: NSURLResponse!	OS X 10.9

Modified AVAssetTrack

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAssetTrack.associatedTracksOfType(String!) -> [AnyObject]!

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetTrack.availableTrackAssociationTypes

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetTrack.playable

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVAssetTrackGroup

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetTrackSegment

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAssetWriter

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAssetWriter.init(URL: NSURL!, fileType: String!, error: NSErrorPointer)

	Declaration
From	init(URL outputURL: NSURL!, fileType outputFileType: String!, error outError: NSErrorPointer)
To	init!(URL outputURL: NSURL!, fileType outputFileType: String!, error outError: NSErrorPointer)

Modified AVAssetWriter.addInputGroup(AVAssetWriterInputGroup!)

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetWriter.canAddInputGroup(AVAssetWriterInputGroup!) -> Bool

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetWriter.directoryForTemporaryFiles

	Declaration
From	var directoryForTemporaryFiles: NSURL!
To	@NSCopying var directoryForTemporaryFiles: NSURL!

Modified AVAssetWriter.finishWritingWithCompletionHandler((() -> Void)!)

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetWriter.inputGroups

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetWriter.movieTimeScale

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAssetWriter.outputURL

	Declaration
From	var outputURL: NSURL! { get }
To	@NSCopying var outputURL: NSURL! { get }

Modified AVAssetWriterInput

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAssetWriterInput.addTrackAssociationWithTrackOfInput(AVAssetWriterInput!, type: String!)

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetWriterInput.canAddTrackAssociationWithTrackOfInput(AVAssetWriterInput!, type: String!) -> Bool

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetWriterInput.extendedLanguageTag

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetWriterInput.languageCode

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetWriterInput.marksOutputTrackAsEnabled

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetWriterInput.mediaTimeScale

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAssetWriterInput.init(mediaType: String!, outputSettings:[NSObject: AnyObject]!)

	Declaration
From	init(mediaType mediaType: String!, outputSettings outputSettings: [NSObject : AnyObject]!)
To	init!(mediaType mediaType: String!, outputSettings outputSettings: [NSObject : AnyObject]!)

Modified AVAssetWriterInput.init(mediaType: String!, outputSettings:[NSObject: AnyObject]!, sourceFormatHint: CMFormatDescription!)

Declaration

Introduction

From

init(mediaType mediaType: String!, outputSettings outputSettings: [NSObject : AnyObject]!, sourceFormatHint sourceFormatHint: CMFormatDescription!)

OS X 10.10

init!(mediaType mediaType: String!, outputSettings outputSettings: [NSObject : AnyObject]!, sourceFormatHint sourceFormatHint: CMFormatDescription!)

OS X 10.8

Modified AVAssetWriterInput.naturalSize

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetWriterInput.preferredVolume

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetWriterInput.sampleReferenceBaseURL

	Declaration
From	var sampleReferenceBaseURL: NSURL!
To	@NSCopying var sampleReferenceBaseURL: NSURL!

Modified AVAssetWriterInput.sourceFormatHint

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVAssetWriterInputGroup

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAssetWriterInputGroup.init(inputs: [AnyObject]!, defaultInput: AVAssetWriterInput!)

	Declaration
From	init(inputs inputs: [AnyObject]!, defaultInput defaultInput: AVAssetWriterInput!)
To	init!(inputs inputs: [AnyObject]!, defaultInput defaultInput: AVAssetWriterInput!)

Modified AVAssetWriterInputMetadataAdaptor.init(assetWriterInput: AVAssetWriterInput!)

	Declaration
From	init(assetWriterInput input: AVAssetWriterInput!)
To	init!(assetWriterInput input: AVAssetWriterInput!)

Modified AVAssetWriterInputPixelBufferAdaptor

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAssetWriterInputPixelBufferAdaptor.init(assetWriterInput: AVAssetWriterInput!, sourcePixelBufferAttributes:[NSObject: AnyObject]!)

Declaration

From

init(assetWriterInput input: AVAssetWriterInput!, sourcePixelBufferAttributes sourcePixelBufferAttributes: [NSObject : AnyObject]!)

init!(assetWriterInput input: AVAssetWriterInput!, sourcePixelBufferAttributes sourcePixelBufferAttributes: [NSObject : AnyObject]!)

Modified AVAsynchronousVideoCompositionRequest

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAudio3DAngularOrientation [struct]

Declaration

From

struct AVAudio3DAngularOrientation {
    var yaw: Float
    var pitch: Float
    var roll: Float
}

struct AVAudio3DAngularOrientation {
    var yaw: Float
    var pitch: Float
    var roll: Float
    init()
    init(yaw yaw: Float, pitch pitch: Float, roll roll: Float)
}

Modified AVAudio3DPoint [struct]

	Declaration
From	struct AVAudio3DPoint { var x: Float var y: Float var z: Float }
To	struct AVAudio3DPoint { var x: Float var y: Float var z: Float init() init(x x: Float, y y: Float, z z: Float) }

Modified AVAudio3DVectorOrientation [struct]

Declaration

From

struct AVAudio3DVectorOrientation {
    var forward: AVAudio3DVector
    var up: AVAudio3DVector
}

struct AVAudio3DVectorOrientation {
    var forward: AVAudio3DVector
    var up: AVAudio3DVector
    init()
    init(forward forward: AVAudio3DVector, up up: AVAudio3DVector)
}

Modified AVAudioBuffer.audioBufferList

	Declaration
From	var audioBufferList: ConstUnsafePointer<AudioBufferList> { get }
To	var audioBufferList: UnsafePointer<AudioBufferList> { get }

Modified AVAudioBuffer.mutableAudioBufferList

	Declaration
From	var mutableAudioBufferList: UnsafePointer<AudioBufferList> { get }
To	var mutableAudioBufferList: UnsafeMutablePointer<AudioBufferList> { get }

Modified AVAudioChannelLayout.layout

	Declaration
From	var layout: ConstUnsafePointer<AudioChannelLayout> { get }
To	var layout: UnsafePointer<AudioChannelLayout> { get }

Modified AVAudioChannelLayout.init(layout: UnsafePointer<AudioChannelLayout>)

	Declaration
From	init(layout layout: ConstUnsafePointer<AudioChannelLayout>)
To	init!(layout layout: UnsafePointer<AudioChannelLayout>)

Modified AVAudioChannelLayout.init(layoutTag: AudioChannelLayoutTag)

	Declaration
From	init(layoutTag layoutTag: AudioChannelLayoutTag)
To	init!(layoutTag layoutTag: AudioChannelLayoutTag)

Modified AVAudioEngine.init()

	Declaration
From	init()
To	init!()

Modified AVAudioFile.init(forReading: NSURL!, commonFormat: AVAudioCommonFormat, interleaved: Bool, error: NSErrorPointer)

Declaration

From

init(forReading fileURL: NSURL!, commonFormat format: AVAudioCommonFormat, interleaved interleaved: Bool, error outError: NSErrorPointer)

init!(forReading fileURL: NSURL!, commonFormat format: AVAudioCommonFormat, interleaved interleaved: Bool, error outError: NSErrorPointer)

Modified AVAudioFile.init(forReading: NSURL!, error: NSErrorPointer)

	Declaration
From	init(forReading fileURL: NSURL!, error outError: NSErrorPointer)
To	init!(forReading fileURL: NSURL!, error outError: NSErrorPointer)

Modified AVAudioFile.init(forWriting: NSURL!, settings:[NSObject: AnyObject]!, commonFormat: AVAudioCommonFormat, interleaved: Bool, error: NSErrorPointer)

Declaration

From

init(forWriting fileURL: NSURL!, settings settings: [NSObject : AnyObject]!, commonFormat format: AVAudioCommonFormat, interleaved interleaved: Bool, error outError: NSErrorPointer)

init!(forWriting fileURL: NSURL!, settings settings: [NSObject : AnyObject]!, commonFormat format: AVAudioCommonFormat, interleaved interleaved: Bool, error outError: NSErrorPointer)

Modified AVAudioFile.init(forWriting: NSURL!, settings:[NSObject: AnyObject]!, error: NSErrorPointer)

Declaration

From

init(forWriting fileURL: NSURL!, settings settings: [NSObject : AnyObject]!, error outError: NSErrorPointer)

init!(forWriting fileURL: NSURL!, settings settings: [NSObject : AnyObject]!, error outError: NSErrorPointer)

Modified AVAudioFormat.init(commonFormat: AVAudioCommonFormat, sampleRate: Double, channels: AVAudioChannelCount, interleaved: Bool)

Declaration

From

init(commonFormat format: AVAudioCommonFormat, sampleRate sampleRate: Double, channels channels: AVAudioChannelCount, interleaved interleaved: Bool)

init!(commonFormat format: AVAudioCommonFormat, sampleRate sampleRate: Double, channels channels: AVAudioChannelCount, interleaved interleaved: Bool)

Modified AVAudioFormat.init(commonFormat: AVAudioCommonFormat, sampleRate: Double, interleaved: Bool, channelLayout: AVAudioChannelLayout!)

Declaration

From

init(commonFormat format: AVAudioCommonFormat, sampleRate sampleRate: Double, interleaved interleaved: Bool, channelLayout layout: AVAudioChannelLayout!)

init!(commonFormat format: AVAudioCommonFormat, sampleRate sampleRate: Double, interleaved interleaved: Bool, channelLayout layout: AVAudioChannelLayout!)

Modified AVAudioFormat.init(settings: [NSObject: AnyObject]!)

	Declaration
From	init(settings settings: [NSObject : AnyObject]!)
To	init!(settings settings: [NSObject : AnyObject]!)

Modified AVAudioFormat.init(standardFormatWithSampleRate: Double, channelLayout: AVAudioChannelLayout!)

	Declaration
From	init(standardFormatWithSampleRate sampleRate: Double, channelLayout layout: AVAudioChannelLayout!)
To	init!(standardFormatWithSampleRate sampleRate: Double, channelLayout layout: AVAudioChannelLayout!)

Modified AVAudioFormat.init(standardFormatWithSampleRate: Double, channels: AVAudioChannelCount)

	Declaration
From	init(standardFormatWithSampleRate sampleRate: Double, channels channels: AVAudioChannelCount)
To	init!(standardFormatWithSampleRate sampleRate: Double, channels channels: AVAudioChannelCount)

Modified AVAudioFormat.streamDescription

	Declaration
From	var streamDescription: ConstUnsafePointer<AudioStreamBasicDescription> { get }
To	var streamDescription: UnsafePointer<AudioStreamBasicDescription> { get }

Modified AVAudioFormat.init(streamDescription: UnsafePointer<AudioStreamBasicDescription>)

	Declaration
From	init(streamDescription asbd: ConstUnsafePointer<AudioStreamBasicDescription>)
To	init!(streamDescription asbd: UnsafePointer<AudioStreamBasicDescription>)

Modified AVAudioFormat.init(streamDescription: UnsafePointer<AudioStreamBasicDescription>, channelLayout: AVAudioChannelLayout!)

Declaration

From

init(streamDescription asbd: ConstUnsafePointer<AudioStreamBasicDescription>, channelLayout layout: AVAudioChannelLayout!)

init!(streamDescription asbd: UnsafePointer<AudioStreamBasicDescription>, channelLayout layout: AVAudioChannelLayout!)

Modified AVAudioMix

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAudioMixInputParameters

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAudioMixInputParameters.audioTapProcessor

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVAudioMixInputParameters.getVolumeRampForTime(CMTime, startVolume: UnsafeMutablePointer<Float>, endVolume: UnsafeMutablePointer<Float>, timeRange: UnsafeMutablePointer<CMTimeRange>) -> Bool

Declaration

From

func getVolumeRampForTime(_ time: CMTime, startVolume startVolume: UnsafePointer<Float>, endVolume endVolume: UnsafePointer<Float>, timeRange timeRange: UnsafePointer<CMTimeRange>) -> Bool

func getVolumeRampForTime(_ time: CMTime, startVolume startVolume: UnsafeMutablePointer<Float>, endVolume endVolume: UnsafeMutablePointer<Float>, timeRange timeRange: UnsafeMutablePointer<CMTimeRange>) -> Bool

Modified AVAudioPCMBuffer.init(PCMFormat: AVAudioFormat!, frameCapacity: AVAudioFrameCount)

	Declaration
From	init(PCMFormat format: AVAudioFormat!, frameCapacity frameCapacity: AVAudioFrameCount)
To	init!(PCMFormat format: AVAudioFormat!, frameCapacity frameCapacity: AVAudioFrameCount)

Modified AVAudioPCMBuffer.floatChannelData

	Declaration
From	var floatChannelData: ConstUnsafePointer<UnsafePointer<Float>> { get }
To	var floatChannelData: UnsafePointer<UnsafeMutablePointer<Float>> { get }

Modified AVAudioPCMBuffer.int16ChannelData

	Declaration
From	var int16ChannelData: ConstUnsafePointer<UnsafePointer<Int16>> { get }
To	var int16ChannelData: UnsafePointer<UnsafeMutablePointer<Int16>> { get }

Modified AVAudioPCMBuffer.int32ChannelData

	Declaration
From	var int32ChannelData: ConstUnsafePointer<UnsafePointer<Int32>> { get }
To	var int32ChannelData: UnsafePointer<UnsafeMutablePointer<Int32>> { get }

Modified AVAudioPlayer

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAudioPlayer.init(contentsOfURL: NSURL!, error: NSErrorPointer)

	Declaration
From	init(contentsOfURL url: NSURL!, error outError: NSErrorPointer)
To	init!(contentsOfURL url: NSURL!, error outError: NSErrorPointer)

Modified AVAudioPlayer.init(contentsOfURL: NSURL!, fileTypeHint: String!, error: NSErrorPointer)

	Declaration	Introduction
From	init(contentsOfURL url: NSURL!, fileTypeHint utiString: String!, error outError: NSErrorPointer)	OS X 10.10
To	init!(contentsOfURL url: NSURL!, fileTypeHint utiString: String!, error outError: NSErrorPointer)	OS X 10.9

Modified AVAudioPlayer.init(data: NSData!, error: NSErrorPointer)

	Declaration
From	init(data data: NSData!, error outError: NSErrorPointer)
To	init!(data data: NSData!, error outError: NSErrorPointer)

Modified AVAudioPlayer.init(data: NSData!, fileTypeHint: String!, error: NSErrorPointer)

	Declaration	Introduction
From	init(data data: NSData!, fileTypeHint utiString: String!, error outError: NSErrorPointer)	OS X 10.10
To	init!(data data: NSData!, fileTypeHint utiString: String!, error outError: NSErrorPointer)	OS X 10.9

Modified AVAudioPlayer.delegate

	Declaration
From	var delegate: AVAudioPlayerDelegate!
To	unowned(unsafe) var delegate: AVAudioPlayerDelegate!

Modified AVAudioPlayer.deviceCurrentTime

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAudioPlayer.enableRate

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVAudioPlayer.pan

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAudioPlayer.playAtTime(NSTimeInterval) -> Bool

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAudioPlayer.rate

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVAudioPlayer.settings

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAudioPlayerDelegate.audioPlayerDecodeErrorDidOccur(AVAudioPlayer!, error: NSError!)

	Optional
From	--
To	yes

Modified AVAudioPlayerDelegate.audioPlayerDidFinishPlaying(AVAudioPlayer!, successfully: Bool)

	Optional
From	--
To	yes

Modified AVAudioPlayerNodeBufferOptions [struct]

Declaration

Protocols

From

struct AVAudioPlayerNodeBufferOptions : RawOptionSet {
    init(_ value: UInt)
    var value: UInt
    static var Loops: AVAudioPlayerNodeBufferOptions { get }
    static var Interrupts: AVAudioPlayerNodeBufferOptions { get }
    static var InterruptsAtLoop: AVAudioPlayerNodeBufferOptions { get }
}

RawOptionSet

struct AVAudioPlayerNodeBufferOptions : RawOptionSetType {
    init(_ rawValue: UInt)
    init(rawValue rawValue: UInt)
    static var Loops: AVAudioPlayerNodeBufferOptions { get }
    static var Interrupts: AVAudioPlayerNodeBufferOptions { get }
    static var InterruptsAtLoop: AVAudioPlayerNodeBufferOptions { get }
}

RawOptionSetType

Modified AVAudioPlayerNodeBufferOptions.init(_: UInt)

	Declaration
From	init(_ value: UInt)
To	init(_ rawValue: UInt)

Modified AVAudioRecorder

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAudioRecorder.init(URL: NSURL!, settings:[NSObject: AnyObject]!, error: NSErrorPointer)

	Declaration
From	init(URL url: NSURL!, settings settings: [NSObject : AnyObject]!, error outError: NSErrorPointer)
To	init!(URL url: NSURL!, settings settings: [NSObject : AnyObject]!, error outError: NSErrorPointer)

Modified AVAudioRecorder.delegate

	Declaration
From	var delegate: AVAudioRecorderDelegate!
To	unowned(unsafe) var delegate: AVAudioRecorderDelegate!

Modified AVAudioRecorderDelegate.audioRecorderDidFinishRecording(AVAudioRecorder!, successfully: Bool)

	Optional
From	--
To	yes

Modified AVAudioRecorderDelegate.audioRecorderEncodeErrorDidOccur(AVAudioRecorder!, error: NSError!)

	Optional
From	--
To	yes

Modified AVAudioTime.init(audioTimeStamp: UnsafePointer<AudioTimeStamp>, sampleRate: Double)

	Declaration
From	init(audioTimeStamp ts: ConstUnsafePointer<AudioTimeStamp>, sampleRate sampleRate: Double)
To	init!(audioTimeStamp ts: UnsafePointer<AudioTimeStamp>, sampleRate sampleRate: Double)

Modified AVAudioTime.init(hostTime: UInt64)

	Declaration
From	init(hostTime hostTime: UInt64)
To	init!(hostTime hostTime: UInt64)

Modified AVAudioTime.init(hostTime: UInt64, sampleTime: AVAudioFramePosition, atRate: Double)

Declaration

From

init(hostTime hostTime: UInt64, sampleTime sampleTime: AVAudioFramePosition, atRate sampleRate: Double)

init!(hostTime hostTime: UInt64, sampleTime sampleTime: AVAudioFramePosition, atRate sampleRate: Double)

Modified AVAudioTime.init(sampleTime: AVAudioFramePosition, atRate: Double)

	Declaration
From	init(sampleTime sampleTime: AVAudioFramePosition, atRate sampleRate: Double)
To	init!(sampleTime sampleTime: AVAudioFramePosition, atRate sampleRate: Double)

Modified AVAudioUnitComponentManager.componentsPassingTest(((AVAudioUnitComponent!, UnsafeMutablePointer<ObjCBool>) -> Bool)!) -> [AnyObject]!

Declaration

From

func componentsPassingTest(_ testHandler: ((AVAudioUnitComponent!, UnsafePointer<ObjCBool>) -> Bool)!) -> [AnyObject]!

func componentsPassingTest(_ testHandler: ((AVAudioUnitComponent!, UnsafeMutablePointer<ObjCBool>) -> Bool)!) -> [AnyObject]!

Modified AVAudioUnitEQ.init(numberOfBands: Int)

	Declaration
From	init(numberOfBands numberOfBands: Int)
To	init!(numberOfBands numberOfBands: Int)

Modified AVAudioUnitEffect.init(audioComponentDescription: AudioComponentDescription)

	Declaration
From	init(audioComponentDescription audioComponentDescription: AudioComponentDescription)
To	init!(audioComponentDescription audioComponentDescription: AudioComponentDescription)

Modified AVAudioUnitGenerator.init(audioComponentDescription: AudioComponentDescription)

	Declaration
From	init(audioComponentDescription audioComponentDescription: AudioComponentDescription)
To	init!(audioComponentDescription audioComponentDescription: AudioComponentDescription)

Modified AVAudioUnitMIDIInstrument.init(audioComponentDescription: AudioComponentDescription)

	Declaration
From	init(audioComponentDescription description: AudioComponentDescription)
To	init!(audioComponentDescription description: AudioComponentDescription)

Modified AVAudioUnitTimeEffect.init(audioComponentDescription: AudioComponentDescription)

	Declaration
From	init(audioComponentDescription audioComponentDescription: AudioComponentDescription)
To	init!(audioComponentDescription audioComponentDescription: AudioComponentDescription)

Modified AVCaptureAudioChannel

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureAudioChannel.enabled

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureAudioChannel.volume

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureAudioDataOutput

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureAudioDataOutput.audioSettings

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureAudioDataOutputSampleBufferDelegate.captureOutput(AVCaptureOutput!, didOutputSampleBuffer: CMSampleBuffer!, fromConnection: AVCaptureConnection!)

	Optional
From	--
To	yes

Modified AVCaptureAudioFileOutput

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureAudioPreviewOutput

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureConnection

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureConnection.automaticallyAdjustsVideoMirroring

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureConnection.init(inputPort: AVCaptureInputPort!, videoPreviewLayer: AVCaptureVideoPreviewLayer!)

	Declaration	Introduction
From	init(inputPort port: AVCaptureInputPort!, videoPreviewLayer layer: AVCaptureVideoPreviewLayer!)	OS X 10.10
To	init!(inputPort port: AVCaptureInputPort!, videoPreviewLayer layer: AVCaptureVideoPreviewLayer!)	OS X 10.7

Modified AVCaptureConnection.init(inputPorts: [AnyObject]!, output: AVCaptureOutput!)

	Declaration	Introduction
From	init(inputPorts ports: [AnyObject]!, output output: AVCaptureOutput!)	OS X 10.10
To	init!(inputPorts ports: [AnyObject]!, output output: AVCaptureOutput!)	OS X 10.7

Modified AVCaptureConnection.supportsVideoFieldMode

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureConnection.supportsVideoMaxFrameDuration

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVCaptureConnection.supportsVideoMinFrameDuration

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureConnection.videoFieldMode

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureConnection.videoMaxFrameDuration

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVCaptureConnection.videoMinFrameDuration

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureConnection.videoPreviewLayer

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureDevice

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureDevice.activeFormat

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureDevice.activeInputSource

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureDevice.activeVideoMaxFrameDuration

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVCaptureDevice.activeVideoMinFrameDuration

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureDevice.formats

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureDevice.inUseByAnotherApplication

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureDevice.inputSources

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureDevice.linkedDevices

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureDevice.manufacturer

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVCaptureDevice.setTransportControlsPlaybackMode(AVCaptureDeviceTransportControlsPlaybackMode, speed: AVCaptureDeviceTransportControlsSpeed)

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureDevice.suspended

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureDevice.transportControlsPlaybackMode

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureDevice.transportControlsSpeed

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureDevice.transportControlsSupported

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureDevice.transportType

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureDevice.init(uniqueID: String!)

	Declaration
From	init(uniqueID deviceUniqueID: String!) -> AVCaptureDevice
To	init!(uniqueID deviceUniqueID: String!) -> AVCaptureDevice

Modified AVCaptureDeviceFormat

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureDeviceInput

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureDeviceInput.init(device: AVCaptureDevice!, error: NSErrorPointer)

	Declaration
From	init(device device: AVCaptureDevice!, error outError: NSErrorPointer)
To	init!(device device: AVCaptureDevice!, error outError: NSErrorPointer)

Modified AVCaptureDeviceInputSource

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureDevicePosition [enum]

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureDeviceTransportControlsPlaybackMode [enum]

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureExposureMode [enum]

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureFileOutput

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureFileOutput.delegate

	Declaration	Introduction
From	var delegate: AVCaptureFileOutputDelegate!	OS X 10.10
To	unowned(unsafe) var delegate: AVCaptureFileOutputDelegate!	OS X 10.7

Modified AVCaptureFileOutput.pauseRecording()

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureFileOutput.recordingPaused

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureFileOutput.resumeRecording()

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureFileOutputDelegate.captureOutput(AVCaptureFileOutput!, didOutputSampleBuffer: CMSampleBuffer!, fromConnection: AVCaptureConnection!)

	Introduction	Optional
From	OS X 10.10	--
To	OS X 10.7	yes

Modified AVCaptureFileOutputDelegate.captureOutputShouldProvideSampleAccurateRecordingStart(AVCaptureOutput!) -> Bool

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVCaptureFileOutputRecordingDelegate.captureOutput(AVCaptureFileOutput!, didPauseRecordingToOutputFileAtURL: NSURL!, fromConnections:[AnyObject]!)

	Introduction	Optional
From	OS X 10.10	--
To	OS X 10.7	yes

Modified AVCaptureFileOutputRecordingDelegate.captureOutput(AVCaptureFileOutput!, didResumeRecordingToOutputFileAtURL: NSURL!, fromConnections:[AnyObject]!)

	Introduction	Optional
From	OS X 10.10	--
To	OS X 10.7	yes

Modified AVCaptureFileOutputRecordingDelegate.captureOutput(AVCaptureFileOutput!, didStartRecordingToOutputFileAtURL: NSURL!, fromConnections:[AnyObject]!)

	Optional
From	--
To	yes

Modified AVCaptureFileOutputRecordingDelegate.captureOutput(AVCaptureFileOutput!, willFinishRecordingToOutputFileAtURL: NSURL!, fromConnections:[AnyObject]!, error: NSError!)

	Introduction	Optional
From	OS X 10.10	--
To	OS X 10.7	yes

Modified AVCaptureFlashMode [enum]

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureFocusMode [enum]

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureInput

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureInputPort

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureInputPort.clock

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVCaptureMetadataOutputObjectsDelegate.captureOutput(AVCaptureOutput!, didOutputMetadataObjects:[AnyObject]!, fromConnection: AVCaptureConnection!)

	Optional
From	--
To	yes

Modified AVCaptureMovieFileOutput

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureMovieFileOutput.outputSettingsForConnection(AVCaptureConnection!) -> [NSObject: AnyObject]!

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureMovieFileOutput.setOutputSettings([NSObject: AnyObject]!, forConnection: AVCaptureConnection!)

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureOutput

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureOutput.connectionWithMediaType(String!) -> AVCaptureConnection!

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureScreenInput

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureScreenInput.capturesCursor

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVCaptureScreenInput.init(displayID: CGDirectDisplayID)

	Declaration
From	init(displayID displayID: CGDirectDisplayID)
To	init!(displayID displayID: CGDirectDisplayID)

Modified AVCaptureScreenInput.removesDuplicateFrames

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVCaptureSession

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureSession.addConnection(AVCaptureConnection!)

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureSession.addInputWithNoConnections(AVCaptureInput!)

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureSession.addOutputWithNoConnections(AVCaptureOutput!)

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureSession.canAddConnection(AVCaptureConnection!) -> Bool

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureSession.masterClock

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVCaptureSession.removeConnection(AVCaptureConnection!)

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureStillImageOutput

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureStillImageOutput.capturingStillImage

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVCaptureTorchMode [enum]

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureVideoDataOutput

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureVideoDataOutput.availableVideoCVPixelFormatTypes

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureVideoDataOutput.availableVideoCodecTypes

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureVideoDataOutputSampleBufferDelegate.captureOutput(AVCaptureOutput!, didDropSampleBuffer: CMSampleBuffer!, fromConnection: AVCaptureConnection!)

	Introduction	Optional
From	OS X 10.10	--
To	OS X 10.7	yes

Modified AVCaptureVideoDataOutputSampleBufferDelegate.captureOutput(AVCaptureOutput!, didOutputSampleBuffer: CMSampleBuffer!, fromConnection: AVCaptureConnection!)

	Optional
From	--
To	yes

Modified AVCaptureVideoOrientation [enum]

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureVideoPreviewLayer

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureVideoPreviewLayer.connection

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureVideoPreviewLayer.layerWithSessionWithNoConnection(AVCaptureSession!) -> AnyObject! [class]

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureVideoPreviewLayer.init(session: AVCaptureSession!)

	Declaration
From	init(session session: AVCaptureSession!)
To	init!(session session: AVCaptureSession!)

Modified AVCaptureVideoPreviewLayer.init(sessionWithNoConnection: AVCaptureSession!)

	Declaration	Introduction
From	init(sessionWithNoConnection session: AVCaptureSession!)	OS X 10.10
To	init!(sessionWithNoConnection session: AVCaptureSession!)	OS X 10.7

Modified AVCaptureVideoPreviewLayer.setSessionWithNoConnection(AVCaptureSession!)

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCaptureWhiteBalanceMode [enum]

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVComposition

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCompositionTrack

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCompositionTrackSegment

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVCompositionTrackSegment.init(URL: NSURL!, trackID: CMPersistentTrackID, sourceTimeRange: CMTimeRange, targetTimeRange: CMTimeRange)

Declaration

From

init(URL URL: NSURL!, trackID trackID: CMPersistentTrackID, sourceTimeRange sourceTimeRange: CMTimeRange, targetTimeRange targetTimeRange: CMTimeRange)

init!(URL URL: NSURL!, trackID trackID: CMPersistentTrackID, sourceTimeRange sourceTimeRange: CMTimeRange, targetTimeRange targetTimeRange: CMTimeRange)

Modified AVCompositionTrackSegment.init(timeRange: CMTimeRange)

	Declaration
From	init(timeRange timeRange: CMTimeRange)
To	init!(timeRange timeRange: CMTimeRange)

Modified AVEdgeWidths [struct]

Declaration

From

struct AVEdgeWidths {
    var left: CGFloat
    var top: CGFloat
    var right: CGFloat
    var bottom: CGFloat
}

struct AVEdgeWidths {
    var left: CGFloat
    var top: CGFloat
    var right: CGFloat
    var bottom: CGFloat
    init()
    init(left left: CGFloat, top top: CGFloat, right right: CGFloat, bottom bottom: CGFloat)
}

Modified AVFragmentedMovieMinder.init(movie: AVFragmentedMovie!, mindingInterval: NSTimeInterval)

	Declaration
From	init(movie movie: AVFragmentedMovie!, mindingInterval mindingInterval: NSTimeInterval)
To	init!(movie movie: AVFragmentedMovie!, mindingInterval mindingInterval: NSTimeInterval)

Modified AVFrameRateRange

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVMIDIPlayer.init(contentsOfURL: NSURL!, soundBankURL: NSURL!, error: NSErrorPointer)

	Declaration
From	init(contentsOfURL inURL: NSURL!, soundBankURL bankURL: NSURL!, error outError: NSErrorPointer)
To	init!(contentsOfURL inURL: NSURL!, soundBankURL bankURL: NSURL!, error outError: NSErrorPointer)

Modified AVMIDIPlayer.init(data: NSData!, soundBankURL: NSURL!, error: NSErrorPointer)

	Declaration
From	init(data data: NSData!, soundBankURL bankURL: NSURL!, error outError: NSErrorPointer)
To	init!(data data: NSData!, soundBankURL bankURL: NSURL!, error outError: NSErrorPointer)

Modified AVMediaSelectionGroup

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVMediaSelectionGroup.mediaSelectionOptionsFromArray([AnyObject]!, filteredAndSortedAccordingToPreferredLanguages:[AnyObject]!) -> [AnyObject]! [class]

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVMediaSelectionOption

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVMediaSelectionOption.displayName

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVMediaSelectionOption.displayNameWithLocale(NSLocale!) -> String!

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVMediaSelectionOption.extendedLanguageTag

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVMetadataItem

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVMetadataItem.duration

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVMetadataItem.key

	Declaration
From	var key: protocol<NSCopying, NSObjectProtocol>! { get }
To	@NSCopying var key: protocol<NSCopying, NSObjectProtocol>! { get }

Modified AVMetadataItem.loadValuesAsynchronouslyForKeys([AnyObject]!, completionHandler:(() -> Void)!)

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVMetadataItem.locale

	Declaration
From	var locale: NSLocale! { get }
To	@NSCopying var locale: NSLocale! { get }

Modified AVMetadataItem.metadataItemsFromArray([AnyObject]!, filteredAndSortedAccordingToPreferredLanguages:[AnyObject]!) -> [AnyObject]! [class]

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVMetadataItem.metadataItemsFromArray([AnyObject]!, filteredByMetadataItemFilter: AVMetadataItemFilter!) -> [AnyObject]! [class]

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVMetadataItem.statusOfValueForKey(String!, error: NSErrorPointer) -> AVKeyValueStatus

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVMetadataItem.value

	Declaration
From	var value: protocol<NSCopying, NSObjectProtocol>! { get }
To	@NSCopying var value: protocol<NSCopying, NSObjectProtocol>! { get }

Modified AVMetadataItemFilter

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVMovie.init(URL: NSURL!, options:[NSObject: AnyObject]!)

	Declaration
From	init(URL URL: NSURL!, options options: [NSObject : AnyObject]!)
To	init!(URL URL: NSURL!, options options: [NSObject : AnyObject]!)

Modified AVMutableAudioMix

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVMutableAudioMixInputParameters

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVMutableAudioMixInputParameters.audioTapProcessor

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVMutableAudioMixInputParameters.init(track: AVAssetTrack!)

	Declaration
From	init(track track: AVAssetTrack!) -> AVMutableAudioMixInputParameters
To	init!(track track: AVAssetTrack!) -> AVMutableAudioMixInputParameters

Modified AVMutableComposition

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVMutableCompositionTrack

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVMutableCompositionTrack.insertTimeRanges([AnyObject]!, ofTracks:[AnyObject]!, atTime: CMTime, error: NSErrorPointer) -> Bool

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVMutableMetadataItem

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVMutableMetadataItem.duration

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVMutableMetadataItem.key

	Declaration
From	var key: protocol<NSCopying, NSObjectProtocol>!
To	@NSCopying var key: protocol<NSCopying, NSObjectProtocol>!

Modified AVMutableMetadataItem.locale

	Declaration
From	var locale: NSLocale!
To	@NSCopying var locale: NSLocale!

Modified AVMutableMetadataItem.value

	Declaration
From	var value: protocol<NSCopying, NSObjectProtocol>!
To	@NSCopying var value: protocol<NSCopying, NSObjectProtocol>!

Modified AVMutableTimedMetadataGroup

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVMutableVideoComposition

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVMutableVideoComposition.customVideoCompositorClass

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVMutableVideoComposition.init(propertiesOfAsset: AVAsset!)

	Declaration	Introduction
From	init(propertiesOfAsset asset: AVAsset!) -> AVMutableVideoComposition	OS X 10.10
To	init!(propertiesOfAsset asset: AVAsset!) -> AVMutableVideoComposition	OS X 10.9

Modified AVMutableVideoCompositionInstruction

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVMutableVideoCompositionLayerInstruction

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVMutableVideoCompositionLayerInstruction.init(assetTrack: AVAssetTrack!)

	Declaration
From	init(assetTrack track: AVAssetTrack!) -> AVMutableVideoCompositionLayerInstruction
To	init!(assetTrack track: AVAssetTrack!) -> AVMutableVideoCompositionLayerInstruction

Modified AVMutableVideoCompositionLayerInstruction.setCropRectangle(CGRect, atTime: CMTime)

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVMutableVideoCompositionLayerInstruction.setCropRectangleRampFromStartCropRectangle(CGRect, toEndCropRectangle: CGRect, timeRange: CMTimeRange)

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVOutputSettingsAssistant

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVOutputSettingsAssistant.init(preset: String!)

	Declaration
From	convenience init(preset presetIdentifier: String!)
To	convenience init!(preset presetIdentifier: String!)

Modified AVPixelAspectRatio [struct]

Declaration

From

struct AVPixelAspectRatio {
    var horizontalSpacing: Int
    var verticalSpacing: Int
}

struct AVPixelAspectRatio {
    var horizontalSpacing: Int
    var verticalSpacing: Int
    init()
    init(horizontalSpacing horizontalSpacing: Int, verticalSpacing verticalSpacing: Int)
}

Modified AVPlayer

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayer.init(URL: NSURL!)

	Declaration
From	init(URL URL: NSURL!)
To	init!(URL URL: NSURL!)

Modified AVPlayer.appliesMediaSelectionCriteriaAutomatically

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayer.audioOutputDeviceUniqueID

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayer.cancelPendingPrerolls()

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVPlayer.masterClock

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVPlayer.mediaSelectionCriteriaForMediaCharacteristic(String!) -> AVPlayerMediaSelectionCriteria!

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayer.muted

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayer.init(playerItem: AVPlayerItem!)

	Declaration
From	init(playerItem item: AVPlayerItem!)
To	init!(playerItem item: AVPlayerItem!)

Modified AVPlayer.prerollAtRate(Float, completionHandler:((Bool) -> Void)!)

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVPlayer.seekToDate(NSDate!, completionHandler:((Bool) -> Void)!)

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayer.seekToTime(CMTime, completionHandler:((Bool) -> Void)!)

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayer.seekToTime(CMTime, toleranceBefore: CMTime, toleranceAfter: CMTime, completionHandler:((Bool) -> Void)!)

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayer.setMediaSelectionCriteria(AVPlayerMediaSelectionCriteria!, forMediaCharacteristic: String!)

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayer.setRate(Float, time: CMTime, atHostTime: CMTime)

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVPlayer.volume

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayerItem

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayerItem.init(URL: NSURL!)

	Declaration
From	init(URL URL: NSURL!)
To	init!(URL URL: NSURL!)

Modified AVPlayerItem.accessLog() -> AVPlayerItemAccessLog!

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayerItem.addOutput(AVPlayerItemOutput!)

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVPlayerItem.applicationAuthorizedForPlayback

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayerItem.init(asset: AVAsset!)

	Declaration
From	init(asset asset: AVAsset!)
To	init!(asset asset: AVAsset!)

Modified AVPlayerItem.init(asset: AVAsset!, automaticallyLoadedAssetKeys:[AnyObject]!)

Declaration

Introduction

From

init(asset asset: AVAsset!, automaticallyLoadedAssetKeys automaticallyLoadedAssetKeys: [AnyObject]!)

OS X 10.10

init!(asset asset: AVAsset!, automaticallyLoadedAssetKeys automaticallyLoadedAssetKeys: [AnyObject]!)

OS X 10.9

Modified AVPlayerItem.audioMix

	Declaration
From	var audioMix: AVAudioMix!
To	@NSCopying var audioMix: AVAudioMix!

Modified AVPlayerItem.audioTimePitchAlgorithm

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayerItem.authorizationRequiredForPlayback

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayerItem.automaticallyLoadedAssetKeys

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayerItem.canPlayFastForward

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVPlayerItem.canPlayFastReverse

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVPlayerItem.canPlayReverse

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVPlayerItem.canPlaySlowForward

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVPlayerItem.canPlaySlowReverse

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVPlayerItem.canStepBackward

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVPlayerItem.canStepForward

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVPlayerItem.cancelContentAuthorizationRequest()

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayerItem.cancelPendingSeeks()

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayerItem.contentAuthorizationRequestStatus

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayerItem.contentAuthorizedForPlayback

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayerItem.customVideoCompositor

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayerItem.duration

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayerItem.errorLog() -> AVPlayerItemErrorLog!

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayerItem.outputs

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVPlayerItem.removeOutput(AVPlayerItemOutput!)

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVPlayerItem.requestContentAuthorizationAsynchronouslyWithTimeoutInterval(NSTimeInterval, completionHandler:(() -> Void)!)

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayerItem.seekToDate(NSDate!, completionHandler:((Bool) -> Void)!) -> Bool

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayerItem.seekToTime(CMTime, completionHandler:((Bool) -> Void)!)

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayerItem.seekToTime(CMTime, toleranceBefore: CMTime, toleranceAfter: CMTime, completionHandler:((Bool) -> Void)!)

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayerItem.seekingWaitsForVideoCompositionRendering

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayerItem.selectMediaOption(AVMediaSelectionOption!, inMediaSelectionGroup: AVMediaSelectionGroup!)

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVPlayerItem.selectMediaOptionAutomaticallyInMediaSelectionGroup(AVMediaSelectionGroup!)

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayerItem.selectedMediaOptionInMediaSelectionGroup(AVMediaSelectionGroup!) -> AVMediaSelectionOption!

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVPlayerItem.textStyleRules

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayerItem.timebase

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVPlayerItem.videoComposition

	Declaration
From	var videoComposition: AVVideoComposition!
To	@NSCopying var videoComposition: AVVideoComposition!

Modified AVPlayerItemAccessLog

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayerItemAccessLogEvent

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayerItemAccessLogEvent.downloadOverdue

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayerItemAccessLogEvent.mediaRequestsWWAN

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayerItemAccessLogEvent.numberOfMediaRequests

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayerItemAccessLogEvent.observedBitrateStandardDeviation

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayerItemAccessLogEvent.observedMaxBitrate

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayerItemAccessLogEvent.observedMinBitrate

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayerItemAccessLogEvent.playbackType

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayerItemAccessLogEvent.startupTime

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayerItemAccessLogEvent.switchBitrate

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayerItemAccessLogEvent.transferDuration

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayerItemErrorLog

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayerItemErrorLogEvent

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayerItemLegibleOutput

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayerItemLegibleOutput.init(mediaSubtypesForNativeRepresentation: [AnyObject]!)

	Declaration
From	init(mediaSubtypesForNativeRepresentation subtypes: [AnyObject]!)
To	init!(mediaSubtypesForNativeRepresentation subtypes: [AnyObject]!)

Modified AVPlayerItemLegibleOutputPushDelegate.legibleOutput(AVPlayerItemLegibleOutput!, didOutputAttributedStrings:[AnyObject]!, nativeSampleBuffers:[AnyObject]!, forItemTime: CMTime)

	Introduction	Optional
From	OS X 10.10	--
To	OS X 10.9	yes

Modified AVPlayerItemMetadataOutput.init(identifiers: [AnyObject]!)

	Declaration
From	init(identifiers identifiers: [AnyObject]!)
To	init!(identifiers identifiers: [AnyObject]!)

Modified AVPlayerItemMetadataOutputPushDelegate.metadataOutput(AVPlayerItemMetadataOutput!, didOutputTimedMetadataGroups:[AnyObject]!, fromPlayerItemTrack: AVPlayerItemTrack!)

	Optional
From	--
To	yes

Modified AVPlayerItemOutput

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVPlayerItemOutput.itemTimeForCVTimeStamp(CVTimeStamp) -> CMTime

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVPlayerItemOutput.suppressesPlayerRendering

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVPlayerItemOutputPullDelegate.outputMediaDataWillChange(AVPlayerItemOutput!)

	Introduction	Optional
From	OS X 10.10	--
To	OS X 10.8	yes

Modified AVPlayerItemOutputPullDelegate.outputSequenceWasFlushed(AVPlayerItemOutput!)

	Introduction	Optional
From	OS X 10.10	--
To	OS X 10.8	yes

Modified AVPlayerItemOutputPushDelegate.outputSequenceWasFlushed(AVPlayerItemOutput!)

	Optional
From	--
To	yes

Modified AVPlayerItemTrack

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayerItemTrack.currentVideoFrameRate

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayerItemVideoOutput

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVPlayerItemVideoOutput.copyPixelBufferForItemTime(CMTime, itemTimeForDisplay: UnsafeMutablePointer<CMTime>) -> CVPixelBuffer!

Declaration

From

func copyPixelBufferForItemTime(_ itemTime: CMTime, itemTimeForDisplay outItemTimeForDisplay: UnsafePointer<CMTime>) -> CVPixelBuffer!

func copyPixelBufferForItemTime(_ itemTime: CMTime, itemTimeForDisplay outItemTimeForDisplay: UnsafeMutablePointer<CMTime>) -> CVPixelBuffer!

Modified AVPlayerItemVideoOutput.init(pixelBufferAttributes: [NSObject: AnyObject]!)

	Declaration
From	init(pixelBufferAttributes pixelBufferAttributes: [NSObject : AnyObject]!)
To	init!(pixelBufferAttributes pixelBufferAttributes: [NSObject : AnyObject]!)

Modified AVPlayerLayer

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVPlayerLayer.init(player: AVPlayer!)

	Declaration
From	init(player player: AVPlayer!) -> AVPlayerLayer
To	init!(player player: AVPlayer!) -> AVPlayerLayer

Modified AVPlayerLayer.videoRect

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayerMediaSelectionCriteria

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVPlayerMediaSelectionCriteria.init(preferredLanguages: [AnyObject]!, preferredMediaCharacteristics:[AnyObject]!)

Declaration

From

init(preferredLanguages preferredLanguages: [AnyObject]!, preferredMediaCharacteristics preferredMediaCharacteristics: [AnyObject]!)

init!(preferredLanguages preferredLanguages: [AnyObject]!, preferredMediaCharacteristics preferredMediaCharacteristics: [AnyObject]!)

Modified AVQueuePlayer

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVQueuePlayer.init(items: [AnyObject]!)

	Declaration
From	init(items items: [AnyObject]!)
To	init!(items items: [AnyObject]!)

Modified AVSampleBufferDisplayLayer

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVSampleBufferGenerator.init(asset: AVAsset!, timebase: CMTimebase!)

	Declaration
From	init(asset asset: AVAsset!, timebase timebase: CMTimebase!)
To	init!(asset asset: AVAsset!, timebase timebase: CMTimebase!)

Modified AVSampleBufferRequest.init(startCursor: AVSampleCursor!)

	Declaration
From	init(startCursor startCursor: AVSampleCursor!)
To	init!(startCursor startCursor: AVSampleCursor!)

Modified AVSampleCursor.stepByDecodeTime(CMTime, wasPinned: UnsafeMutablePointer<ObjCBool>) -> CMTime

Declaration

From

func stepByDecodeTime(_ deltaDecodeTime: CMTime, wasPinned outWasPinned: UnsafePointer<ObjCBool>) -> CMTime

func stepByDecodeTime(_ deltaDecodeTime: CMTime, wasPinned outWasPinned: UnsafeMutablePointer<ObjCBool>) -> CMTime

Modified AVSampleCursor.stepByPresentationTime(CMTime, wasPinned: UnsafeMutablePointer<ObjCBool>) -> CMTime

Declaration

From

func stepByPresentationTime(_ deltaPresentationTime: CMTime, wasPinned outWasPinned: UnsafePointer<ObjCBool>) -> CMTime

func stepByPresentationTime(_ deltaPresentationTime: CMTime, wasPinned outWasPinned: UnsafeMutablePointer<ObjCBool>) -> CMTime

Modified AVSampleCursorChunkInfo [struct]

Declaration

From

struct AVSampleCursorChunkInfo {
    var chunkSampleCount: Int64
    var chunkHasUniformSampleSizes: ObjCBool
    var chunkHasUniformSampleDurations: ObjCBool
    var chunkHasUniformFormatDescriptions: ObjCBool
}

struct AVSampleCursorChunkInfo {
    var chunkSampleCount: Int64
    var chunkHasUniformSampleSizes: ObjCBool
    var chunkHasUniformSampleDurations: ObjCBool
    var chunkHasUniformFormatDescriptions: ObjCBool
    init()
    init(chunkSampleCount chunkSampleCount: Int64, chunkHasUniformSampleSizes chunkHasUniformSampleSizes: ObjCBool, chunkHasUniformSampleDurations chunkHasUniformSampleDurations: ObjCBool, chunkHasUniformFormatDescriptions chunkHasUniformFormatDescriptions: ObjCBool)
}

Modified AVSampleCursorDependencyInfo [struct]

Declaration

From

struct AVSampleCursorDependencyInfo {
    var sampleIndicatesWhetherItHasDependentSamples: ObjCBool
    var sampleHasDependentSamples: ObjCBool
    var sampleIndicatesWhetherItDependsOnOthers: ObjCBool
    var sampleDependsOnOthers: ObjCBool
    var sampleIndicatesWhetherItHasRedundantCoding: ObjCBool
    var sampleHasRedundantCoding: ObjCBool
}

struct AVSampleCursorDependencyInfo {
    var sampleIndicatesWhetherItHasDependentSamples: ObjCBool
    var sampleHasDependentSamples: ObjCBool
    var sampleIndicatesWhetherItDependsOnOthers: ObjCBool
    var sampleDependsOnOthers: ObjCBool
    var sampleIndicatesWhetherItHasRedundantCoding: ObjCBool
    var sampleHasRedundantCoding: ObjCBool
    init()
    init(sampleIndicatesWhetherItHasDependentSamples sampleIndicatesWhetherItHasDependentSamples: ObjCBool, sampleHasDependentSamples sampleHasDependentSamples: ObjCBool, sampleIndicatesWhetherItDependsOnOthers sampleIndicatesWhetherItDependsOnOthers: ObjCBool, sampleDependsOnOthers sampleDependsOnOthers: ObjCBool, sampleIndicatesWhetherItHasRedundantCoding sampleIndicatesWhetherItHasRedundantCoding: ObjCBool, sampleHasRedundantCoding sampleHasRedundantCoding: ObjCBool)
}

Modified AVSampleCursorStorageRange [struct]

Declaration

From

struct AVSampleCursorStorageRange {
    var offset: Int64
    var length: Int64
}

struct AVSampleCursorStorageRange {
    var offset: Int64
    var length: Int64
    init()
    init(offset offset: Int64, length length: Int64)
}

Modified AVSampleCursorSyncInfo [struct]

Declaration

From

struct AVSampleCursorSyncInfo {
    var sampleIsFullSync: ObjCBool
    var sampleIsPartialSync: ObjCBool
    var sampleIsDroppable: ObjCBool
}

struct AVSampleCursorSyncInfo {
    var sampleIsFullSync: ObjCBool
    var sampleIsPartialSync: ObjCBool
    var sampleIsDroppable: ObjCBool
    init()
    init(sampleIsFullSync sampleIsFullSync: ObjCBool, sampleIsPartialSync sampleIsPartialSync: ObjCBool, sampleIsDroppable sampleIsDroppable: ObjCBool)
}

Modified AVSynchronizedLayer

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVSynchronizedLayer.init(playerItem: AVPlayerItem!)

	Declaration
From	init(playerItem playerItem: AVPlayerItem!) -> AVSynchronizedLayer
To	init!(playerItem playerItem: AVPlayerItem!) -> AVSynchronizedLayer

Modified AVTextStyleRule

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVTextStyleRule.init(textMarkupAttributes: [NSObject: AnyObject]!)

	Declaration
From	init(textMarkupAttributes textMarkupAttributes: [NSObject : AnyObject]!)
To	init!(textMarkupAttributes textMarkupAttributes: [NSObject : AnyObject]!)

Modified AVTextStyleRule.init(textMarkupAttributes: [NSObject: AnyObject]!, textSelector: String!)

Declaration

From

init(textMarkupAttributes textMarkupAttributes: [NSObject : AnyObject]!, textSelector textSelector: String!)

init!(textMarkupAttributes textMarkupAttributes: [NSObject : AnyObject]!, textSelector textSelector: String!)

Modified AVTimedMetadataGroup

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVTimedMetadataGroup.init(items: [AnyObject]!, timeRange: CMTimeRange)

	Declaration
From	init(items items: [AnyObject]!, timeRange timeRange: CMTimeRange)
To	init!(items items: [AnyObject]!, timeRange timeRange: CMTimeRange)

Modified AVTimedMetadataGroup.init(sampleBuffer: CMSampleBuffer!)

	Declaration
From	init(sampleBuffer sampleBuffer: CMSampleBuffer!)
To	init!(sampleBuffer sampleBuffer: CMSampleBuffer!)

Modified AVURLAsset

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVURLAsset.URL

	Declaration
From	var URL: NSURL! { get }
To	@NSCopying var URL: NSURL! { get }

Modified AVURLAsset.init(URL: NSURL!, options:[NSObject: AnyObject]!)

	Declaration
From	init(URL URL: NSURL!, options options: [NSObject : AnyObject]!)
To	init!(URL URL: NSURL!, options options: [NSObject : AnyObject]!)

Modified AVURLAsset.audiovisualMIMETypes() -> [AnyObject]! [class]

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVURLAsset.audiovisualTypes() -> [AnyObject]! [class]

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVURLAsset.isPlayableExtendedMIMEType(String!) -> Bool [class]

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVURLAsset.resourceLoader

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVVideoCompositing

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVVideoCompositing.cancelAllPendingVideoCompositionRequests()

	Optional
From	--
To	yes

Modified AVVideoComposition

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVVideoComposition.customVideoCompositorClass

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVVideoComposition.isValidForAsset(AVAsset!, timeRange: CMTimeRange, validationDelegate: AVVideoCompositionValidationHandling!) -> Bool

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified AVVideoComposition.init(propertiesOfAsset: AVAsset!)

	Declaration	Introduction
From	init(propertiesOfAsset asset: AVAsset!) -> AVVideoComposition	OS X 10.10
To	init!(propertiesOfAsset asset: AVAsset!) -> AVVideoComposition	OS X 10.9

Modified AVVideoCompositionCoreAnimationTool

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVVideoCompositionCoreAnimationTool.init(additionalLayer: CALayer!, asTrackID: CMPersistentTrackID)

Declaration

From

init(additionalLayer layer: CALayer!, asTrackID trackID: CMPersistentTrackID) -> AVVideoCompositionCoreAnimationTool

init!(additionalLayer layer: CALayer!, asTrackID trackID: CMPersistentTrackID) -> AVVideoCompositionCoreAnimationTool

Modified AVVideoCompositionCoreAnimationTool.init(postProcessingAsVideoLayer: CALayer!, inLayer: CALayer!)

Declaration

From

init(postProcessingAsVideoLayer videoLayer: CALayer!, inLayer animationLayer: CALayer!) -> AVVideoCompositionCoreAnimationTool

init!(postProcessingAsVideoLayer videoLayer: CALayer!, inLayer animationLayer: CALayer!) -> AVVideoCompositionCoreAnimationTool

Modified AVVideoCompositionCoreAnimationTool.init(postProcessingAsVideoLayers: [AnyObject]!, inLayer: CALayer!)

Declaration

Introduction

From

init(postProcessingAsVideoLayers videoLayers: [AnyObject]!, inLayer animationLayer: CALayer!) -> AVVideoCompositionCoreAnimationTool

OS X 10.10

init!(postProcessingAsVideoLayers videoLayers: [AnyObject]!, inLayer animationLayer: CALayer!) -> AVVideoCompositionCoreAnimationTool

OS X 10.9

Modified AVVideoCompositionInstruction

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVVideoCompositionInstruction.passthroughTrackID

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVVideoCompositionInstruction.requiredSourceTrackIDs

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVVideoCompositionInstructionProtocol

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVVideoCompositionLayerInstruction

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVVideoCompositionLayerInstruction.getCropRectangleRampForTime(CMTime, startCropRectangle: UnsafeMutablePointer<CGRect>, endCropRectangle: UnsafeMutablePointer<CGRect>, timeRange: UnsafeMutablePointer<CMTimeRange>) -> Bool

Declaration

Introduction

From

func getCropRectangleRampForTime(_ time: CMTime, startCropRectangle startCropRectangle: UnsafePointer<CGRect>, endCropRectangle endCropRectangle: UnsafePointer<CGRect>, timeRange timeRange: UnsafePointer<CMTimeRange>) -> Bool

OS X 10.10

func getCropRectangleRampForTime(_ time: CMTime, startCropRectangle startCropRectangle: UnsafeMutablePointer<CGRect>, endCropRectangle endCropRectangle: UnsafeMutablePointer<CGRect>, timeRange timeRange: UnsafeMutablePointer<CMTimeRange>) -> Bool

OS X 10.9

Modified AVVideoCompositionLayerInstruction.getOpacityRampForTime(CMTime, startOpacity: UnsafeMutablePointer<Float>, endOpacity: UnsafeMutablePointer<Float>, timeRange: UnsafeMutablePointer<CMTimeRange>) -> Bool

Declaration

From

func getOpacityRampForTime(_ time: CMTime, startOpacity startOpacity: UnsafePointer<Float>, endOpacity endOpacity: UnsafePointer<Float>, timeRange timeRange: UnsafePointer<CMTimeRange>) -> Bool

func getOpacityRampForTime(_ time: CMTime, startOpacity startOpacity: UnsafeMutablePointer<Float>, endOpacity endOpacity: UnsafeMutablePointer<Float>, timeRange timeRange: UnsafeMutablePointer<CMTimeRange>) -> Bool

Modified AVVideoCompositionLayerInstruction.getTransformRampForTime(CMTime, startTransform: UnsafeMutablePointer<CGAffineTransform>, endTransform: UnsafeMutablePointer<CGAffineTransform>, timeRange: UnsafeMutablePointer<CMTimeRange>) -> Bool

Declaration

From

func getTransformRampForTime(_ time: CMTime, startTransform startTransform: UnsafePointer<CGAffineTransform>, endTransform endTransform: UnsafePointer<CGAffineTransform>, timeRange timeRange: UnsafePointer<CMTimeRange>) -> Bool

func getTransformRampForTime(_ time: CMTime, startTransform startTransform: UnsafeMutablePointer<CGAffineTransform>, endTransform endTransform: UnsafeMutablePointer<CGAffineTransform>, timeRange timeRange: UnsafeMutablePointer<CMTimeRange>) -> Bool

Modified AVVideoCompositionRenderContext

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified AVVideoCompositionValidationHandling.videoComposition(AVVideoComposition!, shouldContinueValidatingAfterFindingEmptyTimeRange: CMTimeRange) -> Bool

	Introduction	Optional
From	OS X 10.10	--
To	OS X 10.8	yes

Modified AVVideoCompositionValidationHandling.videoComposition(AVVideoComposition!, shouldContinueValidatingAfterFindingInvalidTimeRangeInInstruction: AVVideoCompositionInstructionProtocol!) -> Bool

	Introduction	Optional
From	OS X 10.10	--
To	OS X 10.8	yes

Modified AVVideoCompositionValidationHandling.videoComposition(AVVideoComposition!, shouldContinueValidatingAfterFindingInvalidTrackIDInInstruction: AVVideoCompositionInstructionProtocol!, layerInstruction: AVVideoCompositionLayerInstruction!, asset: AVAsset!) -> Bool

	Introduction	Optional
From	OS X 10.10	--
To	OS X 10.8	yes

Modified AVVideoCompositionValidationHandling.videoComposition(AVVideoComposition!, shouldContinueValidatingAfterFindingInvalidValueForKey: String!) -> Bool

	Introduction	Optional
From	OS X 10.10	--
To	OS X 10.8	yes

Modified AVVideoFieldMode [enum]

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVAssetExportPreset1280x720

	Declaration	Introduction
From	let AVAssetExportPreset1280x720: NSString!	OS X 10.10
To	let AVAssetExportPreset1280x720: String	OS X 10.7

Modified AVAssetExportPreset1920x1080

	Declaration	Introduction
From	let AVAssetExportPreset1920x1080: NSString!	OS X 10.10
To	let AVAssetExportPreset1920x1080: String	OS X 10.7

Modified AVAssetExportPreset3840x2160

	Declaration
From	let AVAssetExportPreset3840x2160: NSString!
To	let AVAssetExportPreset3840x2160: String

Modified AVAssetExportPreset640x480

	Declaration	Introduction
From	let AVAssetExportPreset640x480: NSString!	OS X 10.10
To	let AVAssetExportPreset640x480: String	OS X 10.7

Modified AVAssetExportPreset960x540

	Declaration	Introduction
From	let AVAssetExportPreset960x540: NSString!	OS X 10.10
To	let AVAssetExportPreset960x540: String	OS X 10.7

Modified AVAssetExportPresetAppleM4A

	Declaration	Introduction
From	let AVAssetExportPresetAppleM4A: NSString!	OS X 10.10
To	let AVAssetExportPresetAppleM4A: String	OS X 10.7

Modified AVAssetExportPresetAppleM4V1080pHD

	Declaration	Introduction
From	let AVAssetExportPresetAppleM4V1080pHD: NSString!	OS X 10.10
To	let AVAssetExportPresetAppleM4V1080pHD: String	OS X 10.8

Modified AVAssetExportPresetAppleM4V480pSD

	Declaration	Introduction
From	let AVAssetExportPresetAppleM4V480pSD: NSString!	OS X 10.10
To	let AVAssetExportPresetAppleM4V480pSD: String	OS X 10.7

Modified AVAssetExportPresetAppleM4V720pHD

	Declaration	Introduction
From	let AVAssetExportPresetAppleM4V720pHD: NSString!	OS X 10.10
To	let AVAssetExportPresetAppleM4V720pHD: String	OS X 10.7

Modified AVAssetExportPresetAppleM4VAppleTV

	Declaration	Introduction
From	let AVAssetExportPresetAppleM4VAppleTV: NSString!	OS X 10.10
To	let AVAssetExportPresetAppleM4VAppleTV: String	OS X 10.7

Modified AVAssetExportPresetAppleM4VCellular

	Declaration	Introduction
From	let AVAssetExportPresetAppleM4VCellular: NSString!	OS X 10.10
To	let AVAssetExportPresetAppleM4VCellular: String	OS X 10.7

Modified AVAssetExportPresetAppleM4VWiFi

	Declaration	Introduction
From	let AVAssetExportPresetAppleM4VWiFi: NSString!	OS X 10.10
To	let AVAssetExportPresetAppleM4VWiFi: String	OS X 10.7

Modified AVAssetExportPresetAppleM4ViPod

	Declaration	Introduction
From	let AVAssetExportPresetAppleM4ViPod: NSString!	OS X 10.10
To	let AVAssetExportPresetAppleM4ViPod: String	OS X 10.7

Modified AVAssetExportPresetAppleProRes422LPCM

	Declaration	Introduction
From	let AVAssetExportPresetAppleProRes422LPCM: NSString!	OS X 10.10
To	let AVAssetExportPresetAppleProRes422LPCM: String	OS X 10.7

Modified AVAssetExportPresetPassthrough

	Declaration	Introduction
From	let AVAssetExportPresetPassthrough: NSString!	OS X 10.10
To	let AVAssetExportPresetPassthrough: String	OS X 10.7

Modified AVAssetImageGeneratorApertureModeCleanAperture

	Declaration	Introduction
From	let AVAssetImageGeneratorApertureModeCleanAperture: NSString!	OS X 10.10
To	let AVAssetImageGeneratorApertureModeCleanAperture: String	OS X 10.7

Modified AVAssetImageGeneratorApertureModeEncodedPixels

	Declaration	Introduction
From	let AVAssetImageGeneratorApertureModeEncodedPixels: NSString!	OS X 10.10
To	let AVAssetImageGeneratorApertureModeEncodedPixels: String	OS X 10.7

Modified AVAssetImageGeneratorApertureModeProductionAperture

	Declaration	Introduction
From	let AVAssetImageGeneratorApertureModeProductionAperture: NSString!	OS X 10.10
To	let AVAssetImageGeneratorApertureModeProductionAperture: String	OS X 10.7

Modified AVAudioBitRateStrategy_Constant

	Declaration	Introduction
From	let AVAudioBitRateStrategy_Constant: NSString!	OS X 10.10
To	let AVAudioBitRateStrategy_Constant: String	OS X 10.9

Modified AVAudioBitRateStrategy_LongTermAverage

	Declaration	Introduction
From	let AVAudioBitRateStrategy_LongTermAverage: NSString!	OS X 10.10
To	let AVAudioBitRateStrategy_LongTermAverage: String	OS X 10.9

Modified AVAudioBitRateStrategy_Variable

	Declaration	Introduction
From	let AVAudioBitRateStrategy_Variable: NSString!	OS X 10.10
To	let AVAudioBitRateStrategy_Variable: String	OS X 10.9

Modified AVAudioBitRateStrategy_VariableConstrained

	Declaration	Introduction
From	let AVAudioBitRateStrategy_VariableConstrained: NSString!	OS X 10.10
To	let AVAudioBitRateStrategy_VariableConstrained: String	OS X 10.9

Modified AVAudioEngineConfigurationChangeNotification

	Declaration
From	let AVAudioEngineConfigurationChangeNotification: NSString!
To	let AVAudioEngineConfigurationChangeNotification: String

Modified AVAudioTimePitchAlgorithmSpectral

	Declaration	Introduction
From	let AVAudioTimePitchAlgorithmSpectral: NSString!	OS X 10.10
To	let AVAudioTimePitchAlgorithmSpectral: String	OS X 10.9

Modified AVAudioTimePitchAlgorithmTimeDomain

	Declaration	Introduction
From	let AVAudioTimePitchAlgorithmTimeDomain: NSString!	OS X 10.10
To	let AVAudioTimePitchAlgorithmTimeDomain: String	OS X 10.9

Modified AVAudioTimePitchAlgorithmVarispeed

	Declaration	Introduction
From	let AVAudioTimePitchAlgorithmVarispeed: NSString!	OS X 10.10
To	let AVAudioTimePitchAlgorithmVarispeed: String	OS X 10.9

Modified AVAudioUnitComponentTagsDidChangeNotification

	Declaration
From	let AVAudioUnitComponentTagsDidChangeNotification: NSString!
To	let AVAudioUnitComponentTagsDidChangeNotification: String

Modified AVAudioUnitManufacturerNameApple

	Declaration
From	let AVAudioUnitManufacturerNameApple: NSString!
To	let AVAudioUnitManufacturerNameApple: String

Modified AVAudioUnitTypeEffect

	Declaration
From	let AVAudioUnitTypeEffect: NSString!
To	let AVAudioUnitTypeEffect: String

Modified AVAudioUnitTypeFormatConverter

	Declaration
From	let AVAudioUnitTypeFormatConverter: NSString!
To	let AVAudioUnitTypeFormatConverter: String

Modified AVAudioUnitTypeGenerator

	Declaration
From	let AVAudioUnitTypeGenerator: NSString!
To	let AVAudioUnitTypeGenerator: String

Modified AVAudioUnitTypeMIDIProcessor

	Declaration
From	let AVAudioUnitTypeMIDIProcessor: NSString!
To	let AVAudioUnitTypeMIDIProcessor: String

Modified AVAudioUnitTypeMixer

	Declaration
From	let AVAudioUnitTypeMixer: NSString!
To	let AVAudioUnitTypeMixer: String

Modified AVAudioUnitTypeMusicDevice

	Declaration
From	let AVAudioUnitTypeMusicDevice: NSString!
To	let AVAudioUnitTypeMusicDevice: String

Modified AVAudioUnitTypeMusicEffect

	Declaration
From	let AVAudioUnitTypeMusicEffect: NSString!
To	let AVAudioUnitTypeMusicEffect: String

Modified AVAudioUnitTypeOfflineEffect

	Declaration
From	let AVAudioUnitTypeOfflineEffect: NSString!
To	let AVAudioUnitTypeOfflineEffect: String

Modified AVAudioUnitTypeOutput

	Declaration
From	let AVAudioUnitTypeOutput: NSString!
To	let AVAudioUnitTypeOutput: String

Modified AVAudioUnitTypePanner

	Declaration
From	let AVAudioUnitTypePanner: NSString!
To	let AVAudioUnitTypePanner: String

Modified AVCaptureDeviceWasConnectedNotification

	Declaration	Introduction
From	let AVCaptureDeviceWasConnectedNotification: NSString!	OS X 10.10
To	let AVCaptureDeviceWasConnectedNotification: String	OS X 10.7

Modified AVCaptureDeviceWasDisconnectedNotification

	Declaration	Introduction
From	let AVCaptureDeviceWasDisconnectedNotification: NSString!	OS X 10.10
To	let AVCaptureDeviceWasDisconnectedNotification: String	OS X 10.7

Modified AVCaptureInputPortFormatDescriptionDidChangeNotification

	Declaration	Introduction
From	let AVCaptureInputPortFormatDescriptionDidChangeNotification: NSString!	OS X 10.10
To	let AVCaptureInputPortFormatDescriptionDidChangeNotification: String	OS X 10.7

Modified AVCaptureSessionDidStartRunningNotification

	Declaration	Introduction
From	let AVCaptureSessionDidStartRunningNotification: NSString!	OS X 10.10
To	let AVCaptureSessionDidStartRunningNotification: String	OS X 10.7

Modified AVCaptureSessionDidStopRunningNotification

	Declaration	Introduction
From	let AVCaptureSessionDidStopRunningNotification: NSString!	OS X 10.10
To	let AVCaptureSessionDidStopRunningNotification: String	OS X 10.7

Modified AVCaptureSessionErrorKey

	Declaration	Introduction
From	let AVCaptureSessionErrorKey: NSString!	OS X 10.10
To	let AVCaptureSessionErrorKey: String	OS X 10.7

Modified AVCaptureSessionPreset1280x720

	Declaration	Introduction
From	let AVCaptureSessionPreset1280x720: NSString!	OS X 10.10
To	let AVCaptureSessionPreset1280x720: String	OS X 10.7

Modified AVCaptureSessionPreset320x240

	Declaration	Introduction
From	let AVCaptureSessionPreset320x240: NSString!	OS X 10.10
To	let AVCaptureSessionPreset320x240: String	OS X 10.7

Modified AVCaptureSessionPreset352x288

	Declaration	Introduction
From	let AVCaptureSessionPreset352x288: NSString!	OS X 10.10
To	let AVCaptureSessionPreset352x288: String	OS X 10.7

Modified AVCaptureSessionPreset640x480

	Declaration	Introduction
From	let AVCaptureSessionPreset640x480: NSString!	OS X 10.10
To	let AVCaptureSessionPreset640x480: String	OS X 10.7

Modified AVCaptureSessionPreset960x540

	Declaration	Introduction
From	let AVCaptureSessionPreset960x540: NSString!	OS X 10.10
To	let AVCaptureSessionPreset960x540: String	OS X 10.7

Modified AVCaptureSessionPresetHigh

	Declaration	Introduction
From	let AVCaptureSessionPresetHigh: NSString!	OS X 10.10
To	let AVCaptureSessionPresetHigh: String	OS X 10.7

Modified AVCaptureSessionPresetLow

	Declaration	Introduction
From	let AVCaptureSessionPresetLow: NSString!	OS X 10.10
To	let AVCaptureSessionPresetLow: String	OS X 10.7

Modified AVCaptureSessionPresetMedium

	Declaration	Introduction
From	let AVCaptureSessionPresetMedium: NSString!	OS X 10.10
To	let AVCaptureSessionPresetMedium: String	OS X 10.7

Modified AVCaptureSessionPresetPhoto

	Declaration	Introduction
From	let AVCaptureSessionPresetPhoto: NSString!	OS X 10.10
To	let AVCaptureSessionPresetPhoto: String	OS X 10.7

Modified AVCaptureSessionPresetiFrame1280x720

	Declaration	Introduction
From	let AVCaptureSessionPresetiFrame1280x720: NSString!	OS X 10.10
To	let AVCaptureSessionPresetiFrame1280x720: String	OS X 10.9

Modified AVCaptureSessionPresetiFrame960x540

	Declaration	Introduction
From	let AVCaptureSessionPresetiFrame960x540: NSString!	OS X 10.10
To	let AVCaptureSessionPresetiFrame960x540: String	OS X 10.9

Modified AVCaptureSessionRuntimeErrorNotification

	Declaration	Introduction
From	let AVCaptureSessionRuntimeErrorNotification: NSString!	OS X 10.10
To	let AVCaptureSessionRuntimeErrorNotification: String	OS X 10.7

Modified AVChannelLayoutKey

	Declaration	Introduction
From	let AVChannelLayoutKey: NSString!	OS X 10.10
To	let AVChannelLayoutKey: String	OS X 10.7

Modified AVCoreAnimationBeginTimeAtZero

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVEncoderAudioQualityForVBRKey

	Declaration	Introduction
From	let AVEncoderAudioQualityForVBRKey: NSString!	OS X 10.10
To	let AVEncoderAudioQualityForVBRKey: String	OS X 10.9

Modified AVEncoderAudioQualityKey

	Declaration
From	let AVEncoderAudioQualityKey: NSString!
To	let AVEncoderAudioQualityKey: String

Modified AVEncoderBitDepthHintKey

	Declaration
From	let AVEncoderBitDepthHintKey: NSString!
To	let AVEncoderBitDepthHintKey: String

Modified AVEncoderBitRateKey

	Declaration
From	let AVEncoderBitRateKey: NSString!
To	let AVEncoderBitRateKey: String

Modified AVEncoderBitRatePerChannelKey

	Declaration	Introduction
From	let AVEncoderBitRatePerChannelKey: NSString!	OS X 10.10
To	let AVEncoderBitRatePerChannelKey: String	OS X 10.7

Modified AVEncoderBitRateStrategyKey

	Declaration	Introduction
From	let AVEncoderBitRateStrategyKey: NSString!	OS X 10.10
To	let AVEncoderBitRateStrategyKey: String	OS X 10.9

Modified AVErrorDeviceKey

	Declaration	Introduction
From	let AVErrorDeviceKey: NSString!	OS X 10.10
To	let AVErrorDeviceKey: String	OS X 10.7

Modified AVErrorDiscontinuityFlagsKey

	Declaration	Introduction
From	let AVErrorDiscontinuityFlagsKey: NSString!	OS X 10.10
To	let AVErrorDiscontinuityFlagsKey: String	OS X 10.7

Modified AVErrorFileSizeKey

	Declaration	Introduction
From	let AVErrorFileSizeKey: NSString!	OS X 10.10
To	let AVErrorFileSizeKey: String	OS X 10.7

Modified AVErrorFileTypeKey

	Declaration
From	let AVErrorFileTypeKey: NSString!
To	let AVErrorFileTypeKey: String

Modified AVErrorMediaSubTypeKey

	Declaration	Introduction
From	let AVErrorMediaSubTypeKey: NSString!	OS X 10.10
To	let AVErrorMediaSubTypeKey: String	OS X 10.7

Modified AVErrorMediaTypeKey

	Declaration	Introduction
From	let AVErrorMediaTypeKey: NSString!	OS X 10.10
To	let AVErrorMediaTypeKey: String	OS X 10.7

Modified AVErrorPIDKey

	Declaration	Introduction
From	let AVErrorPIDKey: NSString!	OS X 10.10
To	let AVErrorPIDKey: String	OS X 10.7

Modified AVErrorPersistentTrackIDKey

	Declaration
From	let AVErrorPersistentTrackIDKey: NSString!
To	let AVErrorPersistentTrackIDKey: String

Modified AVErrorPresentationTimeStampKey

	Declaration
From	let AVErrorPresentationTimeStampKey: NSString!
To	let AVErrorPresentationTimeStampKey: String

Modified AVErrorRecordingSuccessfullyFinishedKey

	Declaration	Introduction
From	let AVErrorRecordingSuccessfullyFinishedKey: NSString!	OS X 10.10
To	let AVErrorRecordingSuccessfullyFinishedKey: String	OS X 10.7

Modified AVErrorTimeKey

	Declaration	Introduction
From	let AVErrorTimeKey: NSString!	OS X 10.10
To	let AVErrorTimeKey: String	OS X 10.7

Modified AVFileTypeAC3

	Declaration	Introduction
From	let AVFileTypeAC3: NSString!	OS X 10.10
To	let AVFileTypeAC3: String	OS X 10.9

Modified AVFileTypeAIFC

	Declaration	Introduction
From	let AVFileTypeAIFC: NSString!	OS X 10.10
To	let AVFileTypeAIFC: String	OS X 10.7

Modified AVFileTypeAIFF

	Declaration	Introduction
From	let AVFileTypeAIFF: NSString!	OS X 10.10
To	let AVFileTypeAIFF: String	OS X 10.7

Modified AVFileTypeAMR

	Declaration	Introduction
From	let AVFileTypeAMR: NSString!	OS X 10.10
To	let AVFileTypeAMR: String	OS X 10.7

Modified AVFileTypeAppleM4A

	Declaration	Introduction
From	let AVFileTypeAppleM4A: NSString!	OS X 10.10
To	let AVFileTypeAppleM4A: String	OS X 10.7

Modified AVFileTypeAppleM4V

	Declaration	Introduction
From	let AVFileTypeAppleM4V: NSString!	OS X 10.10
To	let AVFileTypeAppleM4V: String	OS X 10.7

Modified AVFileTypeCoreAudioFormat

	Declaration	Introduction
From	let AVFileTypeCoreAudioFormat: NSString!	OS X 10.10
To	let AVFileTypeCoreAudioFormat: String	OS X 10.7

Modified AVFileTypeMPEG4

	Declaration	Introduction
From	let AVFileTypeMPEG4: NSString!	OS X 10.10
To	let AVFileTypeMPEG4: String	OS X 10.7

Modified AVFileTypeMPEGLayer3

	Declaration	Introduction
From	let AVFileTypeMPEGLayer3: NSString!	OS X 10.10
To	let AVFileTypeMPEGLayer3: String	OS X 10.9

Modified AVFileTypeQuickTimeMovie

	Declaration	Introduction
From	let AVFileTypeQuickTimeMovie: NSString!	OS X 10.10
To	let AVFileTypeQuickTimeMovie: String	OS X 10.7

Modified AVFileTypeSunAU

	Declaration	Introduction
From	let AVFileTypeSunAU: NSString!	OS X 10.10
To	let AVFileTypeSunAU: String	OS X 10.9

Modified AVFileTypeWAVE

	Declaration	Introduction
From	let AVFileTypeWAVE: NSString!	OS X 10.10
To	let AVFileTypeWAVE: String	OS X 10.7

Modified AVFormatIDKey

	Declaration
From	let AVFormatIDKey: NSString!
To	let AVFormatIDKey: String

Modified AVFoundationErrorDomain

	Declaration	Introduction
From	let AVFoundationErrorDomain: NSString!	OS X 10.10
To	let AVFoundationErrorDomain: String	OS X 10.7

Modified AVFragmentedMovieDurationDidChangeNotification

	Declaration
From	let AVFragmentedMovieDurationDidChangeNotification: NSString!
To	let AVFragmentedMovieDurationDidChangeNotification: String

Modified AVFragmentedMovieTrackSegmentsDidChangeNotification

	Declaration
From	let AVFragmentedMovieTrackSegmentsDidChangeNotification: NSString!
To	let AVFragmentedMovieTrackSegmentsDidChangeNotification: String

Modified AVFragmentedMovieTrackTimeRangeDidChangeNotification

	Declaration
From	let AVFragmentedMovieTrackTimeRangeDidChangeNotification: NSString!
To	let AVFragmentedMovieTrackTimeRangeDidChangeNotification: String

Modified AVFragmentedMovieTrackTotalSampleDataLengthDidChangeNotification

	Declaration
From	let AVFragmentedMovieTrackTotalSampleDataLengthDidChangeNotification: NSString!
To	let AVFragmentedMovieTrackTotalSampleDataLengthDidChangeNotification: String

Modified AVFragmentedMovieWasDefragmentedNotification

	Declaration
From	let AVFragmentedMovieWasDefragmentedNotification: NSString!
To	let AVFragmentedMovieWasDefragmentedNotification: String

Modified AVLayerVideoGravityResize

	Declaration	Introduction
From	let AVLayerVideoGravityResize: NSString!	OS X 10.10
To	let AVLayerVideoGravityResize: String	OS X 10.7

Modified AVLayerVideoGravityResizeAspect

	Declaration	Introduction
From	let AVLayerVideoGravityResizeAspect: NSString!	OS X 10.10
To	let AVLayerVideoGravityResizeAspect: String	OS X 10.7

Modified AVLayerVideoGravityResizeAspectFill

	Declaration	Introduction
From	let AVLayerVideoGravityResizeAspectFill: NSString!	OS X 10.10
To	let AVLayerVideoGravityResizeAspectFill: String	OS X 10.7

Modified AVLinearPCMBitDepthKey

	Declaration
From	let AVLinearPCMBitDepthKey: NSString!
To	let AVLinearPCMBitDepthKey: String

Modified AVLinearPCMIsBigEndianKey

	Declaration
From	let AVLinearPCMIsBigEndianKey: NSString!
To	let AVLinearPCMIsBigEndianKey: String

Modified AVLinearPCMIsFloatKey

	Declaration
From	let AVLinearPCMIsFloatKey: NSString!
To	let AVLinearPCMIsFloatKey: String

Modified AVLinearPCMIsNonInterleaved

	Declaration	Introduction
From	let AVLinearPCMIsNonInterleaved: NSString!	OS X 10.10
To	let AVLinearPCMIsNonInterleaved: String	OS X 10.7

Modified AVMakeRectWithAspectRatioInsideRect(CGSize, CGRect) -> CGRect

	Introduction
From	OS X 10.10
To	OS X 10.7

Modified AVMediaCharacteristicAudible

	Declaration	Introduction
From	let AVMediaCharacteristicAudible: NSString!	OS X 10.10
To	let AVMediaCharacteristicAudible: String	OS X 10.7

Modified AVMediaCharacteristicContainsOnlyForcedSubtitles

	Declaration	Introduction
From	let AVMediaCharacteristicContainsOnlyForcedSubtitles: NSString!	OS X 10.10
To	let AVMediaCharacteristicContainsOnlyForcedSubtitles: String	OS X 10.8

Modified AVMediaCharacteristicDescribesMusicAndSoundForAccessibility

	Declaration	Introduction
From	let AVMediaCharacteristicDescribesMusicAndSoundForAccessibility: NSString!	OS X 10.10
To	let AVMediaCharacteristicDescribesMusicAndSoundForAccessibility: String	OS X 10.8

Modified AVMediaCharacteristicDescribesVideoForAccessibility

	Declaration	Introduction
From	let AVMediaCharacteristicDescribesVideoForAccessibility: NSString!	OS X 10.10
To	let AVMediaCharacteristicDescribesVideoForAccessibility: String	OS X 10.8

Modified AVMediaCharacteristicEasyToRead

	Declaration	Introduction
From	let AVMediaCharacteristicEasyToRead: NSString!	OS X 10.10
To	let AVMediaCharacteristicEasyToRead: String	OS X 10.8

Modified AVMediaCharacteristicFrameBased

	Declaration	Introduction
From	let AVMediaCharacteristicFrameBased: NSString!	OS X 10.10
To	let AVMediaCharacteristicFrameBased: String	OS X 10.7

Modified AVMediaCharacteristicIsAuxiliaryContent

	Declaration	Introduction
From	let AVMediaCharacteristicIsAuxiliaryContent: NSString!	OS X 10.10
To	let AVMediaCharacteristicIsAuxiliaryContent: String	OS X 10.8

Modified AVMediaCharacteristicIsMainProgramContent

	Declaration	Introduction
From	let AVMediaCharacteristicIsMainProgramContent: NSString!	OS X 10.10
To	let AVMediaCharacteristicIsMainProgramContent: String	OS X 10.8

Modified AVMediaCharacteristicLegible

	Declaration	Introduction
From	let AVMediaCharacteristicLegible: NSString!	OS X 10.10
To	let AVMediaCharacteristicLegible: String	OS X 10.7

Modified AVMediaCharacteristicTranscribesSpokenDialogForAccessibility

	Declaration	Introduction
From	let AVMediaCharacteristicTranscribesSpokenDialogForAccessibility: NSString!	OS X 10.10
To	let AVMediaCharacteristicTranscribesSpokenDialogForAccessibility: String	OS X 10.8

Modified AVMediaCharacteristicVisual

	Declaration	Introduction
From	let AVMediaCharacteristicVisual: NSString!	OS X 10.10
To	let AVMediaCharacteristicVisual: String	OS X 10.7

Modified AVMediaTypeAudio

	Declaration	Introduction
From	let AVMediaTypeAudio: NSString!	OS X 10.10
To	let AVMediaTypeAudio: String	OS X 10.7

Modified AVMediaTypeClosedCaption

	Declaration	Introduction
From	let AVMediaTypeClosedCaption: NSString!	OS X 10.10
To	let AVMediaTypeClosedCaption: String	OS X 10.7

Modified AVMediaTypeMetadata

	Declaration	Introduction
From	let AVMediaTypeMetadata: NSString!	OS X 10.10
To	let AVMediaTypeMetadata: String	OS X 10.8

Modified AVMediaTypeMuxed

	Declaration	Introduction
From	let AVMediaTypeMuxed: NSString!	OS X 10.10
To	let AVMediaTypeMuxed: String	OS X 10.7

Modified AVMediaTypeSubtitle

	Declaration	Introduction
From	let AVMediaTypeSubtitle: NSString!	OS X 10.10
To	let AVMediaTypeSubtitle: String	OS X 10.7

Modified AVMediaTypeText

	Declaration	Introduction
From	let AVMediaTypeText: NSString!	OS X 10.10
To	let AVMediaTypeText: String	OS X 10.7

Modified AVMediaTypeTimecode

	Declaration	Introduction
From	let AVMediaTypeTimecode: NSString!	OS X 10.10
To	let AVMediaTypeTimecode: String	OS X 10.7

Modified AVMediaTypeVideo

	Declaration	Introduction
From	let AVMediaTypeVideo: NSString!	OS X 10.10
To	let AVMediaTypeVideo: String	OS X 10.7

Modified AVMetadata3GPUserDataKeyAlbumAndTrack

	Declaration	Introduction
From	let AVMetadata3GPUserDataKeyAlbumAndTrack: NSString!	OS X 10.10
To	let AVMetadata3GPUserDataKeyAlbumAndTrack: String	OS X 10.9

Modified AVMetadata3GPUserDataKeyAuthor

	Declaration	Introduction
From	let AVMetadata3GPUserDataKeyAuthor: NSString!	OS X 10.10
To	let AVMetadata3GPUserDataKeyAuthor: String	OS X 10.7

Modified AVMetadata3GPUserDataKeyCollection

	Declaration	Introduction
From	let AVMetadata3GPUserDataKeyCollection: NSString!	OS X 10.10
To	let AVMetadata3GPUserDataKeyCollection: String	OS X 10.9

Modified AVMetadata3GPUserDataKeyCopyright

	Declaration	Introduction
From	let AVMetadata3GPUserDataKeyCopyright: NSString!	OS X 10.10
To	let AVMetadata3GPUserDataKeyCopyright: String	OS X 10.7

Modified AVMetadata3GPUserDataKeyDescription

	Declaration	Introduction
From	let AVMetadata3GPUserDataKeyDescription: NSString!	OS X 10.10
To	let AVMetadata3GPUserDataKeyDescription: String	OS X 10.7

Modified AVMetadata3GPUserDataKeyGenre

	Declaration	Introduction
From	let AVMetadata3GPUserDataKeyGenre: NSString!	OS X 10.10
To	let AVMetadata3GPUserDataKeyGenre: String	OS X 10.7

Modified AVMetadata3GPUserDataKeyKeywordList

	Declaration	Introduction
From	let AVMetadata3GPUserDataKeyKeywordList: NSString!	OS X 10.10
To	let AVMetadata3GPUserDataKeyKeywordList: String	OS X 10.9

Modified AVMetadata3GPUserDataKeyLocation

	Declaration	Introduction
From	let AVMetadata3GPUserDataKeyLocation: NSString!	OS X 10.10
To	let AVMetadata3GPUserDataKeyLocation: String	OS X 10.7

Modified AVMetadata3GPUserDataKeyMediaClassification

	Declaration	Introduction
From	let AVMetadata3GPUserDataKeyMediaClassification: NSString!	OS X 10.10
To	let AVMetadata3GPUserDataKeyMediaClassification: String	OS X 10.9

Modified AVMetadata3GPUserDataKeyMediaRating

	Declaration	Introduction
From	let AVMetadata3GPUserDataKeyMediaRating: NSString!	OS X 10.10
To	let AVMetadata3GPUserDataKeyMediaRating: String	OS X 10.9

Modified AVMetadata3GPUserDataKeyPerformer

	Declaration	Introduction
From	let AVMetadata3GPUserDataKeyPerformer: NSString!	OS X 10.10
To	let AVMetadata3GPUserDataKeyPerformer: String	OS X 10.7

Modified AVMetadata3GPUserDataKeyRecordingYear

	Declaration	Introduction
From	let AVMetadata3GPUserDataKeyRecordingYear: NSString!	OS X 10.10
To	let AVMetadata3GPUserDataKeyRecordingYear: String	OS X 10.7

Modified AVMetadata3GPUserDataKeyThumbnail

	Declaration	Introduction
From	let AVMetadata3GPUserDataKeyThumbnail: NSString!	OS X 10.10
To	let AVMetadata3GPUserDataKeyThumbnail: String	OS X 10.9

Modified AVMetadata3GPUserDataKeyTitle

	Declaration	Introduction
From	let AVMetadata3GPUserDataKeyTitle: NSString!	OS X 10.10
To	let AVMetadata3GPUserDataKeyTitle: String	OS X 10.7

Modified AVMetadata3GPUserDataKeyUserRating

	Declaration	Introduction
From	let AVMetadata3GPUserDataKeyUserRating: NSString!	OS X 10.10
To	let AVMetadata3GPUserDataKeyUserRating: String	OS X 10.9

Modified AVMetadataCommonIdentifierAlbumName

	Declaration
From	let AVMetadataCommonIdentifierAlbumName: NSString!
To	let AVMetadataCommonIdentifierAlbumName: String

Modified AVMetadataCommonIdentifierArtist

	Declaration
From	let AVMetadataCommonIdentifierArtist: NSString!
To	let AVMetadataCommonIdentifierArtist: String

Modified AVMetadataCommonIdentifierArtwork

	Declaration
From	let AVMetadataCommonIdentifierArtwork: NSString!
To	let AVMetadataCommonIdentifierArtwork: String

Modified AVMetadataCommonIdentifierAssetIdentifier

	Declaration
From	let AVMetadataCommonIdentifierAssetIdentifier: NSString!
To	let AVMetadataCommonIdentifierAssetIdentifier: String

Modified AVMetadataCommonIdentifierAuthor

	Declaration
From	let AVMetadataCommonIdentifierAuthor: NSString!
To	let AVMetadataCommonIdentifierAuthor: String

Modified AVMetadataCommonIdentifierContributor

	Declaration
From	let AVMetadataCommonIdentifierContributor: NSString!
To	let AVMetadataCommonIdentifierContributor: String

Modified AVMetadataCommonIdentifierCopyrights

	Declaration
From	let AVMetadataCommonIdentifierCopyrights: NSString!
To	let AVMetadataCommonIdentifierCopyrights: String

Modified AVMetadataCommonIdentifierCreationDate

	Declaration
From	let AVMetadataCommonIdentifierCreationDate: NSString!
To	let AVMetadataCommonIdentifierCreationDate: String

Modified AVMetadataCommonIdentifierCreator

	Declaration
From	let AVMetadataCommonIdentifierCreator: NSString!
To	let AVMetadataCommonIdentifierCreator: String

Modified AVMetadataCommonIdentifierDescription

	Declaration
From	let AVMetadataCommonIdentifierDescription: NSString!
To	let AVMetadataCommonIdentifierDescription: String

Modified AVMetadataCommonIdentifierFormat

	Declaration
From	let AVMetadataCommonIdentifierFormat: NSString!
To	let AVMetadataCommonIdentifierFormat: String

Modified AVMetadataCommonIdentifierLanguage

	Declaration
From	let AVMetadataCommonIdentifierLanguage: NSString!
To	let AVMetadataCommonIdentifierLanguage: String

Modified AVMetadataCommonIdentifierLastModifiedDate

	Declaration
From	let AVMetadataCommonIdentifierLastModifiedDate: NSString!
To	let AVMetadataCommonIdentifierLastModifiedDate: String

Modified AVMetadataCommonIdentifierLocation

	Declaration
From	let AVMetadataCommonIdentifierLocation: NSString!
To	let AVMetadataCommonIdentifierLocation: String

Modified AVMetadataCommonIdentifierMake

	Declaration
From	let AVMetadataCommonIdentifierMake: NSString!
To	let AVMetadataCommonIdentifierMake: String

Modified AVMetadataCommonIdentifierModel

	Declaration
From	let AVMetadataCommonIdentifierModel: NSString!
To	let AVMetadataCommonIdentifierModel: String

Modified AVMetadataCommonIdentifierPublisher

	Declaration
From	let AVMetadataCommonIdentifierPublisher: NSString!
To	let AVMetadataCommonIdentifierPublisher: String

Modified AVMetadataCommonIdentifierRelation

	Declaration
From	let AVMetadataCommonIdentifierRelation: NSString!
To	let AVMetadataCommonIdentifierRelation: String

Modified AVMetadataCommonIdentifierSoftware

	Declaration
From	let AVMetadataCommonIdentifierSoftware: NSString!
To	let AVMetadataCommonIdentifierSoftware: String

Modified AVMetadataCommonIdentifierSource

	Declaration
From	let AVMetadataCommonIdentifierSource: NSString!
To	let AVMetadataCommonIdentifierSource: String

Modified AVMetadataCommonIdentifierSubject

	Declaration
From	let AVMetadataCommonIdentifierSubject: NSString!
To	let AVMetadataCommonIdentifierSubject: String

Modified AVMetadataCommonIdentifierTitle

	Declaration
From	let AVMetadataCommonIdentifierTitle: NSString!
To	let AVMetadataCommonIdentifierTitle: String

Modified AVMetadataCommonIdentifierType

	Declaration
From	let AVMetadataCommonIdentifierType: NSString!
To	let AVMetadataCommonIdentifierType: String

Modified AVMetadataCommonKeyAlbumName

	Declaration	Introduction
From	let AVMetadataCommonKeyAlbumName: NSString!	OS X 10.10
To	let AVMetadataCommonKeyAlbumName: String	OS X 10.7

Modified AVMetadataCommonKeyArtist

	Declaration	Introduction
From	let AVMetadataCommonKeyArtist: NSString!	OS X 10.10
To	let AVMetadataCommonKeyArtist: String	OS X 10.7

Modified AVMetadataCommonKeyArtwork

	Declaration	Introduction
From	let AVMetadataCommonKeyArtwork: NSString!	OS X 10.10
To	let AVMetadataCommonKeyArtwork: String	OS X 10.7

Modified AVMetadataCommonKeyAuthor

	Declaration	Introduction
From	let AVMetadataCommonKeyAuthor: NSString!	OS X 10.10
To	let AVMetadataCommonKeyAuthor: String	OS X 10.7

Modified AVMetadataCommonKeyContributor

	Declaration	Introduction
From	let AVMetadataCommonKeyContributor: NSString!	OS X 10.10
To	let AVMetadataCommonKeyContributor: String	OS X 10.7

Modified AVMetadataCommonKeyCopyrights

	Declaration	Introduction
From	let AVMetadataCommonKeyCopyrights: NSString!	OS X 10.10
To	let AVMetadataCommonKeyCopyrights: String	OS X 10.7

Modified AVMetadataCommonKeyCreationDate

	Declaration	Introduction
From	let AVMetadataCommonKeyCreationDate: NSString!	OS X 10.10
To	let AVMetadataCommonKeyCreationDate: String	OS X 10.7

Modified AVMetadataCommonKeyCreator

	Declaration	Introduction
From	let AVMetadataCommonKeyCreator: NSString!	OS X 10.10
To	let AVMetadataCommonKeyCreator: String	OS X 10.7

Modified AVMetadataCommonKeyDescription

	Declaration	Introduction
From	let AVMetadataCommonKeyDescription: NSString!	OS X 10.10
To	let AVMetadataCommonKeyDescription: String	OS X 10.7

Modified AVMetadataCommonKeyFormat

	Declaration	Introduction
From	let AVMetadataCommonKeyFormat: NSString!	OS X 10.10
To	let AVMetadataCommonKeyFormat: String	OS X 10.7

Modified AVMetadataCommonKeyIdentifier

	Declaration	Introduction
From	let AVMetadataCommonKeyIdentifier: NSString!	OS X 10.10
To	let AVMetadataCommonKeyIdentifier: String	OS X 10.7

Modified AVMetadataCommonKeyLanguage

	Declaration	Introduction
From	let AVMetadataCommonKeyLanguage: NSString!	OS X 10.10
To	let AVMetadataCommonKeyLanguage: String	OS X 10.7

Modified AVMetadataCommonKeyLastModifiedDate

	Declaration	Introduction
From	let AVMetadataCommonKeyLastModifiedDate: NSString!	OS X 10.10
To	let AVMetadataCommonKeyLastModifiedDate: String	OS X 10.7

Modified AVMetadataCommonKeyLocation

	Declaration	Introduction
From	let AVMetadataCommonKeyLocation: NSString!	OS X 10.10
To	let AVMetadataCommonKeyLocation: String	OS X 10.7

Modified AVMetadataCommonKeyMake

	Declaration	Introduction
From	let AVMetadataCommonKeyMake: NSString!	OS X 10.10
To	let AVMetadataCommonKeyMake: String	OS X 10.7

Modified AVMetadataCommonKeyModel

	Declaration	Introduction
From	let AVMetadataCommonKeyModel: NSString!	OS X 10.10
To	let AVMetadataCommonKeyModel: String	OS X 10.7

Modified AVMetadataCommonKeyPublisher

	Declaration	Introduction
From	let AVMetadataCommonKeyPublisher: NSString!	OS X 10.10
To	let AVMetadataCommonKeyPublisher: String	OS X 10.7

Modified AVMetadataCommonKeyRelation

	Declaration	Introduction
From	let AVMetadataCommonKeyRelation: NSString!	OS X 10.10
To	let AVMetadataCommonKeyRelation: String	OS X 10.7

Modified AVMetadataCommonKeySoftware

	Declaration	Introduction
From	let AVMetadataCommonKeySoftware: NSString!	OS X 10.10
To	let AVMetadataCommonKeySoftware: String	OS X 10.7

Modified AVMetadataCommonKeySource

	Declaration	Introduction
From	let AVMetadataCommonKeySource: NSString!	OS X 10.10
To	let AVMetadataCommonKeySource: String	OS X 10.7

Modified AVMetadataCommonKeySubject

	Declaration	Introduction
From	let AVMetadataCommonKeySubject: NSString!	OS X 10.10
To	let AVMetadataCommonKeySubject: String	OS X 10.7

Modified AVMetadataCommonKeyTitle

	Declaration	Introduction
From	let AVMetadataCommonKeyTitle: NSString!	OS X 10.10
To	let AVMetadataCommonKeyTitle: String	OS X 10.7

Modified AVMetadataCommonKeyType

	Declaration	Introduction
From	let AVMetadataCommonKeyType: NSString!	OS X 10.10
To	let AVMetadataCommonKeyType: String	OS X 10.7

Modified AVMetadataExtraAttributeBaseURIKey

	Declaration
From	let AVMetadataExtraAttributeBaseURIKey: NSString!
To	let AVMetadataExtraAttributeBaseURIKey: String

Modified AVMetadataExtraAttributeValueURIKey

	Declaration
From	let AVMetadataExtraAttributeValueURIKey: NSString!
To	let AVMetadataExtraAttributeValueURIKey: String

Modified AVMetadataFormatHLSMetadata

	Declaration
From	let AVMetadataFormatHLSMetadata: NSString!
To	let AVMetadataFormatHLSMetadata: String

Modified AVMetadataFormatID3Metadata

	Declaration	Introduction
From	let AVMetadataFormatID3Metadata: NSString!	OS X 10.10
To	let AVMetadataFormatID3Metadata: String	OS X 10.7

Modified AVMetadataFormatISOUserData

	Declaration	Introduction
From	let AVMetadataFormatISOUserData: NSString!	OS X 10.10
To	let AVMetadataFormatISOUserData: String	OS X 10.9

Modified AVMetadataFormatQuickTimeMetadata

	Declaration	Introduction
From	let AVMetadataFormatQuickTimeMetadata: NSString!	OS X 10.10
To	let AVMetadataFormatQuickTimeMetadata: String	OS X 10.7

Modified AVMetadataFormatQuickTimeUserData

	Declaration	Introduction
From	let AVMetadataFormatQuickTimeUserData: NSString!	OS X 10.10
To	let AVMetadataFormatQuickTimeUserData: String	OS X 10.7

Modified AVMetadataFormatiTunesMetadata

	Declaration	Introduction
From	let AVMetadataFormatiTunesMetadata: NSString!	OS X 10.10
To	let AVMetadataFormatiTunesMetadata: String	OS X 10.7

Modified AVMetadataID3MetadataKeyAlbumSortOrder

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyAlbumSortOrder: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyAlbumSortOrder: String	OS X 10.7

Modified AVMetadataID3MetadataKeyAlbumTitle

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyAlbumTitle: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyAlbumTitle: String	OS X 10.7

Modified AVMetadataID3MetadataKeyAttachedPicture

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyAttachedPicture: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyAttachedPicture: String	OS X 10.7

Modified AVMetadataID3MetadataKeyAudioEncryption

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyAudioEncryption: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyAudioEncryption: String	OS X 10.7

Modified AVMetadataID3MetadataKeyAudioSeekPointIndex

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyAudioSeekPointIndex: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyAudioSeekPointIndex: String	OS X 10.7

Modified AVMetadataID3MetadataKeyBand

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyBand: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyBand: String	OS X 10.7

Modified AVMetadataID3MetadataKeyBeatsPerMinute

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyBeatsPerMinute: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyBeatsPerMinute: String	OS X 10.7

Modified AVMetadataID3MetadataKeyComments

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyComments: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyComments: String	OS X 10.7

Modified AVMetadataID3MetadataKeyCommercialInformation

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyCommercialInformation: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyCommercialInformation: String	OS X 10.7

Modified AVMetadataID3MetadataKeyCommerical

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyCommerical: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyCommerical: String	OS X 10.7

Modified AVMetadataID3MetadataKeyComposer

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyComposer: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyComposer: String	OS X 10.7

Modified AVMetadataID3MetadataKeyConductor

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyConductor: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyConductor: String	OS X 10.7

Modified AVMetadataID3MetadataKeyContentGroupDescription

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyContentGroupDescription: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyContentGroupDescription: String	OS X 10.7

Modified AVMetadataID3MetadataKeyContentType

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyContentType: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyContentType: String	OS X 10.7

Modified AVMetadataID3MetadataKeyCopyright

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyCopyright: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyCopyright: String	OS X 10.7

Modified AVMetadataID3MetadataKeyCopyrightInformation

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyCopyrightInformation: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyCopyrightInformation: String	OS X 10.7

Modified AVMetadataID3MetadataKeyDate

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyDate: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyDate: String	OS X 10.7

Modified AVMetadataID3MetadataKeyEncodedBy

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyEncodedBy: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyEncodedBy: String	OS X 10.7

Modified AVMetadataID3MetadataKeyEncodedWith

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyEncodedWith: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyEncodedWith: String	OS X 10.7

Modified AVMetadataID3MetadataKeyEncodingTime

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyEncodingTime: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyEncodingTime: String	OS X 10.7

Modified AVMetadataID3MetadataKeyEncryption

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyEncryption: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyEncryption: String	OS X 10.7

Modified AVMetadataID3MetadataKeyEqualization

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyEqualization: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyEqualization: String	OS X 10.7

Modified AVMetadataID3MetadataKeyEqualization2

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyEqualization2: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyEqualization2: String	OS X 10.7

Modified AVMetadataID3MetadataKeyEventTimingCodes

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyEventTimingCodes: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyEventTimingCodes: String	OS X 10.7

Modified AVMetadataID3MetadataKeyFileOwner

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyFileOwner: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyFileOwner: String	OS X 10.7

Modified AVMetadataID3MetadataKeyFileType

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyFileType: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyFileType: String	OS X 10.7

Modified AVMetadataID3MetadataKeyGeneralEncapsulatedObject

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyGeneralEncapsulatedObject: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyGeneralEncapsulatedObject: String	OS X 10.7

Modified AVMetadataID3MetadataKeyGroupIdentifier

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyGroupIdentifier: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyGroupIdentifier: String	OS X 10.7

Modified AVMetadataID3MetadataKeyInitialKey

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyInitialKey: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyInitialKey: String	OS X 10.7

Modified AVMetadataID3MetadataKeyInternationalStandardRecordingCode

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyInternationalStandardRecordingCode: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyInternationalStandardRecordingCode: String	OS X 10.7

Modified AVMetadataID3MetadataKeyInternetRadioStationName

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyInternetRadioStationName: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyInternetRadioStationName: String	OS X 10.7

Modified AVMetadataID3MetadataKeyInternetRadioStationOwner

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyInternetRadioStationOwner: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyInternetRadioStationOwner: String	OS X 10.7

Modified AVMetadataID3MetadataKeyInvolvedPeopleList_v23

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyInvolvedPeopleList_v23: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyInvolvedPeopleList_v23: String	OS X 10.7

Modified AVMetadataID3MetadataKeyInvolvedPeopleList_v24

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyInvolvedPeopleList_v24: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyInvolvedPeopleList_v24: String	OS X 10.7

Modified AVMetadataID3MetadataKeyLanguage

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyLanguage: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyLanguage: String	OS X 10.7

Modified AVMetadataID3MetadataKeyLeadPerformer

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyLeadPerformer: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyLeadPerformer: String	OS X 10.7

Modified AVMetadataID3MetadataKeyLength

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyLength: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyLength: String	OS X 10.7

Modified AVMetadataID3MetadataKeyLink

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyLink: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyLink: String	OS X 10.7

Modified AVMetadataID3MetadataKeyLyricist

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyLyricist: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyLyricist: String	OS X 10.7

Modified AVMetadataID3MetadataKeyMPEGLocationLookupTable

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyMPEGLocationLookupTable: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyMPEGLocationLookupTable: String	OS X 10.7

Modified AVMetadataID3MetadataKeyMediaType

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyMediaType: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyMediaType: String	OS X 10.7

Modified AVMetadataID3MetadataKeyModifiedBy

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyModifiedBy: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyModifiedBy: String	OS X 10.7

Modified AVMetadataID3MetadataKeyMood

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyMood: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyMood: String	OS X 10.7

Modified AVMetadataID3MetadataKeyMusicCDIdentifier

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyMusicCDIdentifier: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyMusicCDIdentifier: String	OS X 10.7

Modified AVMetadataID3MetadataKeyMusicianCreditsList

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyMusicianCreditsList: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyMusicianCreditsList: String	OS X 10.7

Modified AVMetadataID3MetadataKeyOfficialArtistWebpage

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyOfficialArtistWebpage: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyOfficialArtistWebpage: String	OS X 10.7

Modified AVMetadataID3MetadataKeyOfficialAudioFileWebpage

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyOfficialAudioFileWebpage: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyOfficialAudioFileWebpage: String	OS X 10.7

Modified AVMetadataID3MetadataKeyOfficialAudioSourceWebpage

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyOfficialAudioSourceWebpage: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyOfficialAudioSourceWebpage: String	OS X 10.7

Modified AVMetadataID3MetadataKeyOfficialInternetRadioStationHomepage

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyOfficialInternetRadioStationHomepage: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyOfficialInternetRadioStationHomepage: String	OS X 10.7

Modified AVMetadataID3MetadataKeyOfficialPublisherWebpage

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyOfficialPublisherWebpage: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyOfficialPublisherWebpage: String	OS X 10.7

Modified AVMetadataID3MetadataKeyOriginalAlbumTitle

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyOriginalAlbumTitle: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyOriginalAlbumTitle: String	OS X 10.7

Modified AVMetadataID3MetadataKeyOriginalArtist

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyOriginalArtist: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyOriginalArtist: String	OS X 10.7

Modified AVMetadataID3MetadataKeyOriginalFilename

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyOriginalFilename: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyOriginalFilename: String	OS X 10.7

Modified AVMetadataID3MetadataKeyOriginalLyricist

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyOriginalLyricist: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyOriginalLyricist: String	OS X 10.7

Modified AVMetadataID3MetadataKeyOriginalReleaseTime

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyOriginalReleaseTime: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyOriginalReleaseTime: String	OS X 10.7

Modified AVMetadataID3MetadataKeyOriginalReleaseYear

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyOriginalReleaseYear: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyOriginalReleaseYear: String	OS X 10.7

Modified AVMetadataID3MetadataKeyOwnership

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyOwnership: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyOwnership: String	OS X 10.7

Modified AVMetadataID3MetadataKeyPartOfASet

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyPartOfASet: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyPartOfASet: String	OS X 10.7

Modified AVMetadataID3MetadataKeyPayment

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyPayment: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyPayment: String	OS X 10.7

Modified AVMetadataID3MetadataKeyPerformerSortOrder

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyPerformerSortOrder: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyPerformerSortOrder: String	OS X 10.7

Modified AVMetadataID3MetadataKeyPlayCounter

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyPlayCounter: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyPlayCounter: String	OS X 10.7

Modified AVMetadataID3MetadataKeyPlaylistDelay

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyPlaylistDelay: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyPlaylistDelay: String	OS X 10.7

Modified AVMetadataID3MetadataKeyPopularimeter

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyPopularimeter: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyPopularimeter: String	OS X 10.7

Modified AVMetadataID3MetadataKeyPositionSynchronization

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyPositionSynchronization: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyPositionSynchronization: String	OS X 10.7

Modified AVMetadataID3MetadataKeyPrivate

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyPrivate: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyPrivate: String	OS X 10.7

Modified AVMetadataID3MetadataKeyProducedNotice

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyProducedNotice: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyProducedNotice: String	OS X 10.7

Modified AVMetadataID3MetadataKeyPublisher

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyPublisher: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyPublisher: String	OS X 10.7

Modified AVMetadataID3MetadataKeyRecommendedBufferSize

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyRecommendedBufferSize: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyRecommendedBufferSize: String	OS X 10.7

Modified AVMetadataID3MetadataKeyRecordingDates

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyRecordingDates: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyRecordingDates: String	OS X 10.7

Modified AVMetadataID3MetadataKeyRecordingTime

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyRecordingTime: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyRecordingTime: String	OS X 10.7

Modified AVMetadataID3MetadataKeyRelativeVolumeAdjustment

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyRelativeVolumeAdjustment: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyRelativeVolumeAdjustment: String	OS X 10.7

Modified AVMetadataID3MetadataKeyRelativeVolumeAdjustment2

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyRelativeVolumeAdjustment2: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyRelativeVolumeAdjustment2: String	OS X 10.7

Modified AVMetadataID3MetadataKeyReleaseTime

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyReleaseTime: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyReleaseTime: String	OS X 10.7

Modified AVMetadataID3MetadataKeyReverb

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyReverb: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyReverb: String	OS X 10.7

Modified AVMetadataID3MetadataKeySeek

	Declaration	Introduction
From	let AVMetadataID3MetadataKeySeek: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeySeek: String	OS X 10.7

Modified AVMetadataID3MetadataKeySetSubtitle

	Declaration	Introduction
From	let AVMetadataID3MetadataKeySetSubtitle: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeySetSubtitle: String	OS X 10.7

Modified AVMetadataID3MetadataKeySignature

	Declaration	Introduction
From	let AVMetadataID3MetadataKeySignature: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeySignature: String	OS X 10.7

Modified AVMetadataID3MetadataKeySize

	Declaration	Introduction
From	let AVMetadataID3MetadataKeySize: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeySize: String	OS X 10.7

Modified AVMetadataID3MetadataKeySubTitle

	Declaration	Introduction
From	let AVMetadataID3MetadataKeySubTitle: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeySubTitle: String	OS X 10.7

Modified AVMetadataID3MetadataKeySynchronizedLyric

	Declaration	Introduction
From	let AVMetadataID3MetadataKeySynchronizedLyric: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeySynchronizedLyric: String	OS X 10.7

Modified AVMetadataID3MetadataKeySynchronizedTempoCodes

	Declaration	Introduction
From	let AVMetadataID3MetadataKeySynchronizedTempoCodes: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeySynchronizedTempoCodes: String	OS X 10.7

Modified AVMetadataID3MetadataKeyTaggingTime

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyTaggingTime: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyTaggingTime: String	OS X 10.7

Modified AVMetadataID3MetadataKeyTermsOfUse

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyTermsOfUse: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyTermsOfUse: String	OS X 10.7

Modified AVMetadataID3MetadataKeyTime

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyTime: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyTime: String	OS X 10.7

Modified AVMetadataID3MetadataKeyTitleDescription

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyTitleDescription: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyTitleDescription: String	OS X 10.7

Modified AVMetadataID3MetadataKeyTitleSortOrder

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyTitleSortOrder: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyTitleSortOrder: String	OS X 10.7

Modified AVMetadataID3MetadataKeyTrackNumber

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyTrackNumber: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyTrackNumber: String	OS X 10.7

Modified AVMetadataID3MetadataKeyUniqueFileIdentifier

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyUniqueFileIdentifier: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyUniqueFileIdentifier: String	OS X 10.7

Modified AVMetadataID3MetadataKeyUnsynchronizedLyric

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyUnsynchronizedLyric: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyUnsynchronizedLyric: String	OS X 10.7

Modified AVMetadataID3MetadataKeyUserText

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyUserText: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyUserText: String	OS X 10.7

Modified AVMetadataID3MetadataKeyUserURL

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyUserURL: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyUserURL: String	OS X 10.7

Modified AVMetadataID3MetadataKeyYear

	Declaration	Introduction
From	let AVMetadataID3MetadataKeyYear: NSString!	OS X 10.10
To	let AVMetadataID3MetadataKeyYear: String	OS X 10.7

Modified AVMetadataISOUserDataKeyCopyright

	Declaration	Introduction
From	let AVMetadataISOUserDataKeyCopyright: NSString!	OS X 10.10
To	let AVMetadataISOUserDataKeyCopyright: String	OS X 10.7

Modified AVMetadataISOUserDataKeyTaggedCharacteristic

	Declaration
From	let AVMetadataISOUserDataKeyTaggedCharacteristic: NSString!
To	let AVMetadataISOUserDataKeyTaggedCharacteristic: String

Modified AVMetadataIcyMetadataKeyStreamTitle

	Declaration
From	let AVMetadataIcyMetadataKeyStreamTitle: NSString!
To	let AVMetadataIcyMetadataKeyStreamTitle: String

Modified AVMetadataIcyMetadataKeyStreamURL

	Declaration
From	let AVMetadataIcyMetadataKeyStreamURL: NSString!
To	let AVMetadataIcyMetadataKeyStreamURL: String

Modified AVMetadataIdentifier3GPUserDataAlbumAndTrack

	Declaration
From	let AVMetadataIdentifier3GPUserDataAlbumAndTrack: NSString!
To	let AVMetadataIdentifier3GPUserDataAlbumAndTrack: String

Modified AVMetadataIdentifier3GPUserDataAuthor

	Declaration
From	let AVMetadataIdentifier3GPUserDataAuthor: NSString!
To	let AVMetadataIdentifier3GPUserDataAuthor: String

Modified AVMetadataIdentifier3GPUserDataCollection

	Declaration
From	let AVMetadataIdentifier3GPUserDataCollection: NSString!
To	let AVMetadataIdentifier3GPUserDataCollection: String

Modified AVMetadataIdentifier3GPUserDataCopyright

	Declaration
From	let AVMetadataIdentifier3GPUserDataCopyright: NSString!
To	let AVMetadataIdentifier3GPUserDataCopyright: String

Modified AVMetadataIdentifier3GPUserDataDescription

	Declaration
From	let AVMetadataIdentifier3GPUserDataDescription: NSString!
To	let AVMetadataIdentifier3GPUserDataDescription: String

Modified AVMetadataIdentifier3GPUserDataGenre

	Declaration
From	let AVMetadataIdentifier3GPUserDataGenre: NSString!
To	let AVMetadataIdentifier3GPUserDataGenre: String

Modified AVMetadataIdentifier3GPUserDataKeywordList

	Declaration
From	let AVMetadataIdentifier3GPUserDataKeywordList: NSString!
To	let AVMetadataIdentifier3GPUserDataKeywordList: String

Modified AVMetadataIdentifier3GPUserDataLocation

	Declaration
From	let AVMetadataIdentifier3GPUserDataLocation: NSString!
To	let AVMetadataIdentifier3GPUserDataLocation: String

Modified AVMetadataIdentifier3GPUserDataMediaClassification

	Declaration
From	let AVMetadataIdentifier3GPUserDataMediaClassification: NSString!
To	let AVMetadataIdentifier3GPUserDataMediaClassification: String

Modified AVMetadataIdentifier3GPUserDataMediaRating

	Declaration
From	let AVMetadataIdentifier3GPUserDataMediaRating: NSString!
To	let AVMetadataIdentifier3GPUserDataMediaRating: String

Modified AVMetadataIdentifier3GPUserDataPerformer

	Declaration
From	let AVMetadataIdentifier3GPUserDataPerformer: NSString!
To	let AVMetadataIdentifier3GPUserDataPerformer: String

Modified AVMetadataIdentifier3GPUserDataRecordingYear

	Declaration
From	let AVMetadataIdentifier3GPUserDataRecordingYear: NSString!
To	let AVMetadataIdentifier3GPUserDataRecordingYear: String

Modified AVMetadataIdentifier3GPUserDataThumbnail

	Declaration
From	let AVMetadataIdentifier3GPUserDataThumbnail: NSString!
To	let AVMetadataIdentifier3GPUserDataThumbnail: String

Modified AVMetadataIdentifier3GPUserDataTitle

	Declaration
From	let AVMetadataIdentifier3GPUserDataTitle: NSString!
To	let AVMetadataIdentifier3GPUserDataTitle: String

Modified AVMetadataIdentifier3GPUserDataUserRating

	Declaration
From	let AVMetadataIdentifier3GPUserDataUserRating: NSString!
To	let AVMetadataIdentifier3GPUserDataUserRating: String

Modified AVMetadataIdentifierID3MetadataAlbumSortOrder

	Declaration
From	let AVMetadataIdentifierID3MetadataAlbumSortOrder: NSString!
To	let AVMetadataIdentifierID3MetadataAlbumSortOrder: String

Modified AVMetadataIdentifierID3MetadataAlbumTitle

	Declaration
From	let AVMetadataIdentifierID3MetadataAlbumTitle: NSString!
To	let AVMetadataIdentifierID3MetadataAlbumTitle: String

Modified AVMetadataIdentifierID3MetadataAttachedPicture

	Declaration
From	let AVMetadataIdentifierID3MetadataAttachedPicture: NSString!
To	let AVMetadataIdentifierID3MetadataAttachedPicture: String

Modified AVMetadataIdentifierID3MetadataAudioEncryption

	Declaration
From	let AVMetadataIdentifierID3MetadataAudioEncryption: NSString!
To	let AVMetadataIdentifierID3MetadataAudioEncryption: String

Modified AVMetadataIdentifierID3MetadataAudioSeekPointIndex

	Declaration
From	let AVMetadataIdentifierID3MetadataAudioSeekPointIndex: NSString!
To	let AVMetadataIdentifierID3MetadataAudioSeekPointIndex: String

Modified AVMetadataIdentifierID3MetadataBand

	Declaration
From	let AVMetadataIdentifierID3MetadataBand: NSString!
To	let AVMetadataIdentifierID3MetadataBand: String

Modified AVMetadataIdentifierID3MetadataBeatsPerMinute

	Declaration
From	let AVMetadataIdentifierID3MetadataBeatsPerMinute: NSString!
To	let AVMetadataIdentifierID3MetadataBeatsPerMinute: String

Modified AVMetadataIdentifierID3MetadataComments

	Declaration
From	let AVMetadataIdentifierID3MetadataComments: NSString!
To	let AVMetadataIdentifierID3MetadataComments: String

Modified AVMetadataIdentifierID3MetadataCommercialInformation

	Declaration
From	let AVMetadataIdentifierID3MetadataCommercialInformation: NSString!
To	let AVMetadataIdentifierID3MetadataCommercialInformation: String

Modified AVMetadataIdentifierID3MetadataCommerical

	Declaration
From	let AVMetadataIdentifierID3MetadataCommerical: NSString!
To	let AVMetadataIdentifierID3MetadataCommerical: String

Modified AVMetadataIdentifierID3MetadataComposer

	Declaration
From	let AVMetadataIdentifierID3MetadataComposer: NSString!
To	let AVMetadataIdentifierID3MetadataComposer: String

Modified AVMetadataIdentifierID3MetadataConductor

	Declaration
From	let AVMetadataIdentifierID3MetadataConductor: NSString!
To	let AVMetadataIdentifierID3MetadataConductor: String

Modified AVMetadataIdentifierID3MetadataContentGroupDescription

	Declaration
From	let AVMetadataIdentifierID3MetadataContentGroupDescription: NSString!
To	let AVMetadataIdentifierID3MetadataContentGroupDescription: String

Modified AVMetadataIdentifierID3MetadataContentType

	Declaration
From	let AVMetadataIdentifierID3MetadataContentType: NSString!
To	let AVMetadataIdentifierID3MetadataContentType: String

Modified AVMetadataIdentifierID3MetadataCopyright

	Declaration
From	let AVMetadataIdentifierID3MetadataCopyright: NSString!
To	let AVMetadataIdentifierID3MetadataCopyright: String

Modified AVMetadataIdentifierID3MetadataCopyrightInformation

	Declaration
From	let AVMetadataIdentifierID3MetadataCopyrightInformation: NSString!
To	let AVMetadataIdentifierID3MetadataCopyrightInformation: String

Modified AVMetadataIdentifierID3MetadataDate

	Declaration
From	let AVMetadataIdentifierID3MetadataDate: NSString!
To	let AVMetadataIdentifierID3MetadataDate: String

Modified AVMetadataIdentifierID3MetadataEncodedBy

	Declaration
From	let AVMetadataIdentifierID3MetadataEncodedBy: NSString!
To	let AVMetadataIdentifierID3MetadataEncodedBy: String

Modified AVMetadataIdentifierID3MetadataEncodedWith

	Declaration
From	let AVMetadataIdentifierID3MetadataEncodedWith: NSString!
To	let AVMetadataIdentifierID3MetadataEncodedWith: String

Modified AVMetadataIdentifierID3MetadataEncodingTime

	Declaration
From	let AVMetadataIdentifierID3MetadataEncodingTime: NSString!
To	let AVMetadataIdentifierID3MetadataEncodingTime: String

Modified AVMetadataIdentifierID3MetadataEncryption

	Declaration
From	let AVMetadataIdentifierID3MetadataEncryption: NSString!
To	let AVMetadataIdentifierID3MetadataEncryption: String

Modified AVMetadataIdentifierID3MetadataEqualization

	Declaration
From	let AVMetadataIdentifierID3MetadataEqualization: NSString!
To	let AVMetadataIdentifierID3MetadataEqualization: String

Modified AVMetadataIdentifierID3MetadataEqualization2

	Declaration
From	let AVMetadataIdentifierID3MetadataEqualization2: NSString!
To	let AVMetadataIdentifierID3MetadataEqualization2: String

Modified AVMetadataIdentifierID3MetadataEventTimingCodes

	Declaration
From	let AVMetadataIdentifierID3MetadataEventTimingCodes: NSString!
To	let AVMetadataIdentifierID3MetadataEventTimingCodes: String

Modified AVMetadataIdentifierID3MetadataFileOwner

	Declaration
From	let AVMetadataIdentifierID3MetadataFileOwner: NSString!
To	let AVMetadataIdentifierID3MetadataFileOwner: String

Modified AVMetadataIdentifierID3MetadataFileType

	Declaration
From	let AVMetadataIdentifierID3MetadataFileType: NSString!
To	let AVMetadataIdentifierID3MetadataFileType: String

Modified AVMetadataIdentifierID3MetadataGeneralEncapsulatedObject

	Declaration
From	let AVMetadataIdentifierID3MetadataGeneralEncapsulatedObject: NSString!
To	let AVMetadataIdentifierID3MetadataGeneralEncapsulatedObject: String

Modified AVMetadataIdentifierID3MetadataGroupIdentifier

	Declaration
From	let AVMetadataIdentifierID3MetadataGroupIdentifier: NSString!
To	let AVMetadataIdentifierID3MetadataGroupIdentifier: String

Modified AVMetadataIdentifierID3MetadataInitialKey

	Declaration
From	let AVMetadataIdentifierID3MetadataInitialKey: NSString!
To	let AVMetadataIdentifierID3MetadataInitialKey: String

Modified AVMetadataIdentifierID3MetadataInternationalStandardRecordingCode

	Declaration
From	let AVMetadataIdentifierID3MetadataInternationalStandardRecordingCode: NSString!
To	let AVMetadataIdentifierID3MetadataInternationalStandardRecordingCode: String

Modified AVMetadataIdentifierID3MetadataInternetRadioStationName

	Declaration
From	let AVMetadataIdentifierID3MetadataInternetRadioStationName: NSString!
To	let AVMetadataIdentifierID3MetadataInternetRadioStationName: String

Modified AVMetadataIdentifierID3MetadataInternetRadioStationOwner

	Declaration
From	let AVMetadataIdentifierID3MetadataInternetRadioStationOwner: NSString!
To	let AVMetadataIdentifierID3MetadataInternetRadioStationOwner: String

Modified AVMetadataIdentifierID3MetadataInvolvedPeopleList_v23

	Declaration
From	let AVMetadataIdentifierID3MetadataInvolvedPeopleList_v23: NSString!
To	let AVMetadataIdentifierID3MetadataInvolvedPeopleList_v23: String

Modified AVMetadataIdentifierID3MetadataInvolvedPeopleList_v24

	Declaration
From	let AVMetadataIdentifierID3MetadataInvolvedPeopleList_v24: NSString!
To	let AVMetadataIdentifierID3MetadataInvolvedPeopleList_v24: String

Modified AVMetadataIdentifierID3MetadataLanguage

	Declaration
From	let AVMetadataIdentifierID3MetadataLanguage: NSString!
To	let AVMetadataIdentifierID3MetadataLanguage: String

Modified AVMetadataIdentifierID3MetadataLeadPerformer

	Declaration
From	let AVMetadataIdentifierID3MetadataLeadPerformer: NSString!
To	let AVMetadataIdentifierID3MetadataLeadPerformer: String

Modified AVMetadataIdentifierID3MetadataLength

	Declaration
From	let AVMetadataIdentifierID3MetadataLength: NSString!
To	let AVMetadataIdentifierID3MetadataLength: String

Modified AVMetadataIdentifierID3MetadataLink

	Declaration
From	let AVMetadataIdentifierID3MetadataLink: NSString!
To	let AVMetadataIdentifierID3MetadataLink: String

Modified AVMetadataIdentifierID3MetadataLyricist

	Declaration
From	let AVMetadataIdentifierID3MetadataLyricist: NSString!
To	let AVMetadataIdentifierID3MetadataLyricist: String

Modified AVMetadataIdentifierID3MetadataMPEGLocationLookupTable

	Declaration
From	let AVMetadataIdentifierID3MetadataMPEGLocationLookupTable: NSString!
To	let AVMetadataIdentifierID3MetadataMPEGLocationLookupTable: String

Modified AVMetadataIdentifierID3MetadataMediaType

	Declaration
From	let AVMetadataIdentifierID3MetadataMediaType: NSString!
To	let AVMetadataIdentifierID3MetadataMediaType: String

Modified AVMetadataIdentifierID3MetadataModifiedBy

	Declaration
From	let AVMetadataIdentifierID3MetadataModifiedBy: NSString!
To	let AVMetadataIdentifierID3MetadataModifiedBy: String

Modified AVMetadataIdentifierID3MetadataMood

	Declaration
From	let AVMetadataIdentifierID3MetadataMood: NSString!
To	let AVMetadataIdentifierID3MetadataMood: String

Modified AVMetadataIdentifierID3MetadataMusicCDIdentifier

	Declaration
From	let AVMetadataIdentifierID3MetadataMusicCDIdentifier: NSString!
To	let AVMetadataIdentifierID3MetadataMusicCDIdentifier: String

Modified AVMetadataIdentifierID3MetadataMusicianCreditsList

	Declaration
From	let AVMetadataIdentifierID3MetadataMusicianCreditsList: NSString!
To	let AVMetadataIdentifierID3MetadataMusicianCreditsList: String

Modified AVMetadataIdentifierID3MetadataOfficialArtistWebpage

	Declaration
From	let AVMetadataIdentifierID3MetadataOfficialArtistWebpage: NSString!
To	let AVMetadataIdentifierID3MetadataOfficialArtistWebpage: String

Modified AVMetadataIdentifierID3MetadataOfficialAudioFileWebpage

	Declaration
From	let AVMetadataIdentifierID3MetadataOfficialAudioFileWebpage: NSString!
To	let AVMetadataIdentifierID3MetadataOfficialAudioFileWebpage: String

Modified AVMetadataIdentifierID3MetadataOfficialAudioSourceWebpage

	Declaration
From	let AVMetadataIdentifierID3MetadataOfficialAudioSourceWebpage: NSString!
To	let AVMetadataIdentifierID3MetadataOfficialAudioSourceWebpage: String

Modified AVMetadataIdentifierID3MetadataOfficialInternetRadioStationHomepage

	Declaration
From	let AVMetadataIdentifierID3MetadataOfficialInternetRadioStationHomepage: NSString!
To	let AVMetadataIdentifierID3MetadataOfficialInternetRadioStationHomepage: String

Modified AVMetadataIdentifierID3MetadataOfficialPublisherWebpage

	Declaration
From	let AVMetadataIdentifierID3MetadataOfficialPublisherWebpage: NSString!
To	let AVMetadataIdentifierID3MetadataOfficialPublisherWebpage: String

Modified AVMetadataIdentifierID3MetadataOriginalAlbumTitle

	Declaration
From	let AVMetadataIdentifierID3MetadataOriginalAlbumTitle: NSString!
To	let AVMetadataIdentifierID3MetadataOriginalAlbumTitle: String

Modified AVMetadataIdentifierID3MetadataOriginalArtist

	Declaration
From	let AVMetadataIdentifierID3MetadataOriginalArtist: NSString!
To	let AVMetadataIdentifierID3MetadataOriginalArtist: String

Modified AVMetadataIdentifierID3MetadataOriginalFilename

	Declaration
From	let AVMetadataIdentifierID3MetadataOriginalFilename: NSString!
To	let AVMetadataIdentifierID3MetadataOriginalFilename: String

Modified AVMetadataIdentifierID3MetadataOriginalLyricist

	Declaration
From	let AVMetadataIdentifierID3MetadataOriginalLyricist: NSString!
To	let AVMetadataIdentifierID3MetadataOriginalLyricist: String

Modified AVMetadataIdentifierID3MetadataOriginalReleaseTime

	Declaration
From	let AVMetadataIdentifierID3MetadataOriginalReleaseTime: NSString!
To	let AVMetadataIdentifierID3MetadataOriginalReleaseTime: String

Modified AVMetadataIdentifierID3MetadataOriginalReleaseYear

	Declaration
From	let AVMetadataIdentifierID3MetadataOriginalReleaseYear: NSString!
To	let AVMetadataIdentifierID3MetadataOriginalReleaseYear: String

Modified AVMetadataIdentifierID3MetadataOwnership

	Declaration
From	let AVMetadataIdentifierID3MetadataOwnership: NSString!
To	let AVMetadataIdentifierID3MetadataOwnership: String

Modified AVMetadataIdentifierID3MetadataPartOfASet

	Declaration
From	let AVMetadataIdentifierID3MetadataPartOfASet: NSString!
To	let AVMetadataIdentifierID3MetadataPartOfASet: String

Modified AVMetadataIdentifierID3MetadataPayment

	Declaration
From	let AVMetadataIdentifierID3MetadataPayment: NSString!
To	let AVMetadataIdentifierID3MetadataPayment: String

Modified AVMetadataIdentifierID3MetadataPerformerSortOrder

	Declaration
From	let AVMetadataIdentifierID3MetadataPerformerSortOrder: NSString!
To	let AVMetadataIdentifierID3MetadataPerformerSortOrder: String

Modified AVMetadataIdentifierID3MetadataPlayCounter

	Declaration
From	let AVMetadataIdentifierID3MetadataPlayCounter: NSString!
To	let AVMetadataIdentifierID3MetadataPlayCounter: String

Modified AVMetadataIdentifierID3MetadataPlaylistDelay

	Declaration
From	let AVMetadataIdentifierID3MetadataPlaylistDelay: NSString!
To	let AVMetadataIdentifierID3MetadataPlaylistDelay: String

Modified AVMetadataIdentifierID3MetadataPopularimeter

	Declaration
From	let AVMetadataIdentifierID3MetadataPopularimeter: NSString!
To	let AVMetadataIdentifierID3MetadataPopularimeter: String

Modified AVMetadataIdentifierID3MetadataPositionSynchronization

	Declaration
From	let AVMetadataIdentifierID3MetadataPositionSynchronization: NSString!
To	let AVMetadataIdentifierID3MetadataPositionSynchronization: String

Modified AVMetadataIdentifierID3MetadataPrivate

	Declaration
From	let AVMetadataIdentifierID3MetadataPrivate: NSString!
To	let AVMetadataIdentifierID3MetadataPrivate: String

Modified AVMetadataIdentifierID3MetadataProducedNotice

	Declaration
From	let AVMetadataIdentifierID3MetadataProducedNotice: NSString!
To	let AVMetadataIdentifierID3MetadataProducedNotice: String

Modified AVMetadataIdentifierID3MetadataPublisher

	Declaration
From	let AVMetadataIdentifierID3MetadataPublisher: NSString!
To	let AVMetadataIdentifierID3MetadataPublisher: String

Modified AVMetadataIdentifierID3MetadataRecommendedBufferSize

	Declaration
From	let AVMetadataIdentifierID3MetadataRecommendedBufferSize: NSString!
To	let AVMetadataIdentifierID3MetadataRecommendedBufferSize: String

Modified AVMetadataIdentifierID3MetadataRecordingDates

	Declaration
From	let AVMetadataIdentifierID3MetadataRecordingDates: NSString!
To	let AVMetadataIdentifierID3MetadataRecordingDates: String

Modified AVMetadataIdentifierID3MetadataRecordingTime

	Declaration
From	let AVMetadataIdentifierID3MetadataRecordingTime: NSString!
To	let AVMetadataIdentifierID3MetadataRecordingTime: String

Modified AVMetadataIdentifierID3MetadataRelativeVolumeAdjustment

	Declaration
From	let AVMetadataIdentifierID3MetadataRelativeVolumeAdjustment: NSString!
To	let AVMetadataIdentifierID3MetadataRelativeVolumeAdjustment: String

Modified AVMetadataIdentifierID3MetadataRelativeVolumeAdjustment2

	Declaration
From	let AVMetadataIdentifierID3MetadataRelativeVolumeAdjustment2: NSString!
To	let AVMetadataIdentifierID3MetadataRelativeVolumeAdjustment2: String

Modified AVMetadataIdentifierID3MetadataReleaseTime

	Declaration
From	let AVMetadataIdentifierID3MetadataReleaseTime: NSString!
To	let AVMetadataIdentifierID3MetadataReleaseTime: String

Modified AVMetadataIdentifierID3MetadataReverb

	Declaration
From	let AVMetadataIdentifierID3MetadataReverb: NSString!
To	let AVMetadataIdentifierID3MetadataReverb: String

Modified AVMetadataIdentifierID3MetadataSeek

	Declaration
From	let AVMetadataIdentifierID3MetadataSeek: NSString!
To	let AVMetadataIdentifierID3MetadataSeek: String

Modified AVMetadataIdentifierID3MetadataSetSubtitle

	Declaration
From	let AVMetadataIdentifierID3MetadataSetSubtitle: NSString!
To	let AVMetadataIdentifierID3MetadataSetSubtitle: String

Modified AVMetadataIdentifierID3MetadataSignature

	Declaration
From	let AVMetadataIdentifierID3MetadataSignature: NSString!
To	let AVMetadataIdentifierID3MetadataSignature: String

Modified AVMetadataIdentifierID3MetadataSize

	Declaration
From	let AVMetadataIdentifierID3MetadataSize: NSString!
To	let AVMetadataIdentifierID3MetadataSize: String

Modified AVMetadataIdentifierID3MetadataSubTitle

	Declaration
From	let AVMetadataIdentifierID3MetadataSubTitle: NSString!
To	let AVMetadataIdentifierID3MetadataSubTitle: String

Modified AVMetadataIdentifierID3MetadataSynchronizedLyric

	Declaration
From	let AVMetadataIdentifierID3MetadataSynchronizedLyric: NSString!
To	let AVMetadataIdentifierID3MetadataSynchronizedLyric: String

Modified AVMetadataIdentifierID3MetadataSynchronizedTempoCodes

	Declaration
From	let AVMetadataIdentifierID3MetadataSynchronizedTempoCodes: NSString!
To	let AVMetadataIdentifierID3MetadataSynchronizedTempoCodes: String

Modified AVMetadataIdentifierID3MetadataTaggingTime

	Declaration
From	let AVMetadataIdentifierID3MetadataTaggingTime: NSString!
To	let AVMetadataIdentifierID3MetadataTaggingTime: String

Modified AVMetadataIdentifierID3MetadataTermsOfUse

	Declaration
From	let AVMetadataIdentifierID3MetadataTermsOfUse: NSString!
To	let AVMetadataIdentifierID3MetadataTermsOfUse: String

Modified AVMetadataIdentifierID3MetadataTime

	Declaration
From	let AVMetadataIdentifierID3MetadataTime: NSString!
To	let AVMetadataIdentifierID3MetadataTime: String

Modified AVMetadataIdentifierID3MetadataTitleDescription

	Declaration
From	let AVMetadataIdentifierID3MetadataTitleDescription: NSString!
To	let AVMetadataIdentifierID3MetadataTitleDescription: String

Modified AVMetadataIdentifierID3MetadataTitleSortOrder

	Declaration
From	let AVMetadataIdentifierID3MetadataTitleSortOrder: NSString!
To	let AVMetadataIdentifierID3MetadataTitleSortOrder: String

Modified AVMetadataIdentifierID3MetadataTrackNumber

	Declaration
From	let AVMetadataIdentifierID3MetadataTrackNumber: NSString!
To	let AVMetadataIdentifierID3MetadataTrackNumber: String

Modified AVMetadataIdentifierID3MetadataUniqueFileIdentifier

	Declaration
From	let AVMetadataIdentifierID3MetadataUniqueFileIdentifier: NSString!
To	let AVMetadataIdentifierID3MetadataUniqueFileIdentifier: String

Modified AVMetadataIdentifierID3MetadataUnsynchronizedLyric

	Declaration
From	let AVMetadataIdentifierID3MetadataUnsynchronizedLyric: NSString!
To	let AVMetadataIdentifierID3MetadataUnsynchronizedLyric: String

Modified AVMetadataIdentifierID3MetadataUserText

	Declaration
From	let AVMetadataIdentifierID3MetadataUserText: NSString!
To	let AVMetadataIdentifierID3MetadataUserText: String

Modified AVMetadataIdentifierID3MetadataUserURL

	Declaration
From	let AVMetadataIdentifierID3MetadataUserURL: NSString!
To	let AVMetadataIdentifierID3MetadataUserURL: String

Modified AVMetadataIdentifierID3MetadataYear

	Declaration
From	let AVMetadataIdentifierID3MetadataYear: NSString!
To	let AVMetadataIdentifierID3MetadataYear: String

Modified AVMetadataIdentifierISOUserDataCopyright

	Declaration
From	let AVMetadataIdentifierISOUserDataCopyright: NSString!
To	let AVMetadataIdentifierISOUserDataCopyright: String

Modified AVMetadataIdentifierISOUserDataTaggedCharacteristic

	Declaration
From	let AVMetadataIdentifierISOUserDataTaggedCharacteristic: NSString!
To	let AVMetadataIdentifierISOUserDataTaggedCharacteristic: String

Modified AVMetadataIdentifierIcyMetadataStreamTitle

	Declaration
From	let AVMetadataIdentifierIcyMetadataStreamTitle: NSString!
To	let AVMetadataIdentifierIcyMetadataStreamTitle: String

Modified AVMetadataIdentifierIcyMetadataStreamURL

	Declaration
From	let AVMetadataIdentifierIcyMetadataStreamURL: NSString!
To	let AVMetadataIdentifierIcyMetadataStreamURL: String

Modified AVMetadataIdentifierQuickTimeMetadataAlbum

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataAlbum: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataAlbum: String

Modified AVMetadataIdentifierQuickTimeMetadataArranger

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataArranger: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataArranger: String

Modified AVMetadataIdentifierQuickTimeMetadataArtist

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataArtist: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataArtist: String

Modified AVMetadataIdentifierQuickTimeMetadataArtwork

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataArtwork: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataArtwork: String

Modified AVMetadataIdentifierQuickTimeMetadataAuthor

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataAuthor: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataAuthor: String

Modified AVMetadataIdentifierQuickTimeMetadataCameraFrameReadoutTime

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataCameraFrameReadoutTime: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataCameraFrameReadoutTime: String

Modified AVMetadataIdentifierQuickTimeMetadataCameraIdentifier

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataCameraIdentifier: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataCameraIdentifier: String

Modified AVMetadataIdentifierQuickTimeMetadataCollectionUser

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataCollectionUser: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataCollectionUser: String

Modified AVMetadataIdentifierQuickTimeMetadataComment

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataComment: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataComment: String

Modified AVMetadataIdentifierQuickTimeMetadataComposer

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataComposer: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataComposer: String

Modified AVMetadataIdentifierQuickTimeMetadataCopyright

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataCopyright: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataCopyright: String

Modified AVMetadataIdentifierQuickTimeMetadataCreationDate

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataCreationDate: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataCreationDate: String

Modified AVMetadataIdentifierQuickTimeMetadataCredits

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataCredits: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataCredits: String

Modified AVMetadataIdentifierQuickTimeMetadataDescription

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataDescription: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataDescription: String

Modified AVMetadataIdentifierQuickTimeMetadataDirectionFacing

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataDirectionFacing: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataDirectionFacing: String

Modified AVMetadataIdentifierQuickTimeMetadataDirectionMotion

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataDirectionMotion: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataDirectionMotion: String

Modified AVMetadataIdentifierQuickTimeMetadataDirector

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataDirector: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataDirector: String

Modified AVMetadataIdentifierQuickTimeMetadataDisplayName

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataDisplayName: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataDisplayName: String

Modified AVMetadataIdentifierQuickTimeMetadataEncodedBy

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataEncodedBy: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataEncodedBy: String

Modified AVMetadataIdentifierQuickTimeMetadataGenre

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataGenre: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataGenre: String

Modified AVMetadataIdentifierQuickTimeMetadataInformation

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataInformation: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataInformation: String

Modified AVMetadataIdentifierQuickTimeMetadataKeywords

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataKeywords: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataKeywords: String

Modified AVMetadataIdentifierQuickTimeMetadataLocationBody

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataLocationBody: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataLocationBody: String

Modified AVMetadataIdentifierQuickTimeMetadataLocationDate

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataLocationDate: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataLocationDate: String

Modified AVMetadataIdentifierQuickTimeMetadataLocationISO6709

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataLocationISO6709: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataLocationISO6709: String

Modified AVMetadataIdentifierQuickTimeMetadataLocationName

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataLocationName: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataLocationName: String

Modified AVMetadataIdentifierQuickTimeMetadataLocationNote

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataLocationNote: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataLocationNote: String

Modified AVMetadataIdentifierQuickTimeMetadataLocationRole

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataLocationRole: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataLocationRole: String

Modified AVMetadataIdentifierQuickTimeMetadataMake

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataMake: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataMake: String

Modified AVMetadataIdentifierQuickTimeMetadataModel

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataModel: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataModel: String

Modified AVMetadataIdentifierQuickTimeMetadataOriginalArtist

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataOriginalArtist: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataOriginalArtist: String

Modified AVMetadataIdentifierQuickTimeMetadataPerformer

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataPerformer: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataPerformer: String

Modified AVMetadataIdentifierQuickTimeMetadataPhonogramRights

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataPhonogramRights: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataPhonogramRights: String

Modified AVMetadataIdentifierQuickTimeMetadataPreferredAffineTransform

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataPreferredAffineTransform: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataPreferredAffineTransform: String

Modified AVMetadataIdentifierQuickTimeMetadataProducer

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataProducer: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataProducer: String

Modified AVMetadataIdentifierQuickTimeMetadataPublisher

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataPublisher: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataPublisher: String

Modified AVMetadataIdentifierQuickTimeMetadataRatingUser

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataRatingUser: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataRatingUser: String

Modified AVMetadataIdentifierQuickTimeMetadataSoftware

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataSoftware: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataSoftware: String

Modified AVMetadataIdentifierQuickTimeMetadataTitle

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataTitle: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataTitle: String

Modified AVMetadataIdentifierQuickTimeMetadataYear

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataYear: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataYear: String

Modified AVMetadataIdentifierQuickTimeMetadataiXML

	Declaration
From	let AVMetadataIdentifierQuickTimeMetadataiXML: NSString!
To	let AVMetadataIdentifierQuickTimeMetadataiXML: String

Modified AVMetadataIdentifierQuickTimeUserDataAlbum

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataAlbum: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataAlbum: String

Modified AVMetadataIdentifierQuickTimeUserDataArranger

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataArranger: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataArranger: String

Modified AVMetadataIdentifierQuickTimeUserDataArtist

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataArtist: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataArtist: String

Modified AVMetadataIdentifierQuickTimeUserDataAuthor

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataAuthor: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataAuthor: String

Modified AVMetadataIdentifierQuickTimeUserDataChapter

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataChapter: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataChapter: String

Modified AVMetadataIdentifierQuickTimeUserDataComment

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataComment: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataComment: String

Modified AVMetadataIdentifierQuickTimeUserDataComposer

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataComposer: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataComposer: String

Modified AVMetadataIdentifierQuickTimeUserDataCopyright

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataCopyright: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataCopyright: String

Modified AVMetadataIdentifierQuickTimeUserDataCreationDate

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataCreationDate: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataCreationDate: String

Modified AVMetadataIdentifierQuickTimeUserDataCredits

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataCredits: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataCredits: String

Modified AVMetadataIdentifierQuickTimeUserDataDescription

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataDescription: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataDescription: String

Modified AVMetadataIdentifierQuickTimeUserDataDirector

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataDirector: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataDirector: String

Modified AVMetadataIdentifierQuickTimeUserDataDisclaimer

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataDisclaimer: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataDisclaimer: String

Modified AVMetadataIdentifierQuickTimeUserDataEncodedBy

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataEncodedBy: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataEncodedBy: String

Modified AVMetadataIdentifierQuickTimeUserDataFullName

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataFullName: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataFullName: String

Modified AVMetadataIdentifierQuickTimeUserDataGenre

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataGenre: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataGenre: String

Modified AVMetadataIdentifierQuickTimeUserDataHostComputer

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataHostComputer: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataHostComputer: String

Modified AVMetadataIdentifierQuickTimeUserDataInformation

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataInformation: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataInformation: String

Modified AVMetadataIdentifierQuickTimeUserDataKeywords

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataKeywords: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataKeywords: String

Modified AVMetadataIdentifierQuickTimeUserDataLocationISO6709

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataLocationISO6709: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataLocationISO6709: String

Modified AVMetadataIdentifierQuickTimeUserDataMake

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataMake: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataMake: String

Modified AVMetadataIdentifierQuickTimeUserDataModel

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataModel: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataModel: String

Modified AVMetadataIdentifierQuickTimeUserDataOriginalArtist

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataOriginalArtist: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataOriginalArtist: String

Modified AVMetadataIdentifierQuickTimeUserDataOriginalFormat

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataOriginalFormat: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataOriginalFormat: String

Modified AVMetadataIdentifierQuickTimeUserDataOriginalSource

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataOriginalSource: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataOriginalSource: String

Modified AVMetadataIdentifierQuickTimeUserDataPerformers

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataPerformers: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataPerformers: String

Modified AVMetadataIdentifierQuickTimeUserDataPhonogramRights

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataPhonogramRights: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataPhonogramRights: String

Modified AVMetadataIdentifierQuickTimeUserDataProducer

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataProducer: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataProducer: String

Modified AVMetadataIdentifierQuickTimeUserDataProduct

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataProduct: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataProduct: String

Modified AVMetadataIdentifierQuickTimeUserDataPublisher

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataPublisher: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataPublisher: String

Modified AVMetadataIdentifierQuickTimeUserDataSoftware

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataSoftware: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataSoftware: String

Modified AVMetadataIdentifierQuickTimeUserDataSpecialPlaybackRequirements

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataSpecialPlaybackRequirements: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataSpecialPlaybackRequirements: String

Modified AVMetadataIdentifierQuickTimeUserDataTaggedCharacteristic

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataTaggedCharacteristic: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataTaggedCharacteristic: String

Modified AVMetadataIdentifierQuickTimeUserDataTrack

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataTrack: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataTrack: String

Modified AVMetadataIdentifierQuickTimeUserDataTrackName

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataTrackName: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataTrackName: String

Modified AVMetadataIdentifierQuickTimeUserDataURLLink

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataURLLink: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataURLLink: String

Modified AVMetadataIdentifierQuickTimeUserDataWarning

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataWarning: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataWarning: String

Modified AVMetadataIdentifierQuickTimeUserDataWriter

	Declaration
From	let AVMetadataIdentifierQuickTimeUserDataWriter: NSString!
To	let AVMetadataIdentifierQuickTimeUserDataWriter: String

Modified AVMetadataIdentifieriTunesMetadataAccountKind

	Declaration
From	let AVMetadataIdentifieriTunesMetadataAccountKind: NSString!
To	let AVMetadataIdentifieriTunesMetadataAccountKind: String

Modified AVMetadataIdentifieriTunesMetadataAcknowledgement

	Declaration
From	let AVMetadataIdentifieriTunesMetadataAcknowledgement: NSString!
To	let AVMetadataIdentifieriTunesMetadataAcknowledgement: String

Modified AVMetadataIdentifieriTunesMetadataAlbum

	Declaration
From	let AVMetadataIdentifieriTunesMetadataAlbum: NSString!
To	let AVMetadataIdentifieriTunesMetadataAlbum: String

Modified AVMetadataIdentifieriTunesMetadataAlbumArtist

	Declaration
From	let AVMetadataIdentifieriTunesMetadataAlbumArtist: NSString!
To	let AVMetadataIdentifieriTunesMetadataAlbumArtist: String

Modified AVMetadataIdentifieriTunesMetadataAppleID

	Declaration
From	let AVMetadataIdentifieriTunesMetadataAppleID: NSString!
To	let AVMetadataIdentifieriTunesMetadataAppleID: String

Modified AVMetadataIdentifieriTunesMetadataArranger

	Declaration
From	let AVMetadataIdentifieriTunesMetadataArranger: NSString!
To	let AVMetadataIdentifieriTunesMetadataArranger: String

Modified AVMetadataIdentifieriTunesMetadataArtDirector

	Declaration
From	let AVMetadataIdentifieriTunesMetadataArtDirector: NSString!
To	let AVMetadataIdentifieriTunesMetadataArtDirector: String

Modified AVMetadataIdentifieriTunesMetadataArtist

	Declaration
From	let AVMetadataIdentifieriTunesMetadataArtist: NSString!
To	let AVMetadataIdentifieriTunesMetadataArtist: String

Modified AVMetadataIdentifieriTunesMetadataArtistID

	Declaration
From	let AVMetadataIdentifieriTunesMetadataArtistID: NSString!
To	let AVMetadataIdentifieriTunesMetadataArtistID: String

Modified AVMetadataIdentifieriTunesMetadataAuthor

	Declaration
From	let AVMetadataIdentifieriTunesMetadataAuthor: NSString!
To	let AVMetadataIdentifieriTunesMetadataAuthor: String

Modified AVMetadataIdentifieriTunesMetadataBeatsPerMin

	Declaration
From	let AVMetadataIdentifieriTunesMetadataBeatsPerMin: NSString!
To	let AVMetadataIdentifieriTunesMetadataBeatsPerMin: String

Modified AVMetadataIdentifieriTunesMetadataComposer

	Declaration
From	let AVMetadataIdentifieriTunesMetadataComposer: NSString!
To	let AVMetadataIdentifieriTunesMetadataComposer: String

Modified AVMetadataIdentifieriTunesMetadataConductor

	Declaration
From	let AVMetadataIdentifieriTunesMetadataConductor: NSString!
To	let AVMetadataIdentifieriTunesMetadataConductor: String

Modified AVMetadataIdentifieriTunesMetadataContentRating

	Declaration
From	let AVMetadataIdentifieriTunesMetadataContentRating: NSString!
To	let AVMetadataIdentifieriTunesMetadataContentRating: String

Modified AVMetadataIdentifieriTunesMetadataCopyright

	Declaration
From	let AVMetadataIdentifieriTunesMetadataCopyright: NSString!
To	let AVMetadataIdentifieriTunesMetadataCopyright: String

Modified AVMetadataIdentifieriTunesMetadataCoverArt

	Declaration
From	let AVMetadataIdentifieriTunesMetadataCoverArt: NSString!
To	let AVMetadataIdentifieriTunesMetadataCoverArt: String

Modified AVMetadataIdentifieriTunesMetadataCredits

	Declaration
From	let AVMetadataIdentifieriTunesMetadataCredits: NSString!
To	let AVMetadataIdentifieriTunesMetadataCredits: String

Modified AVMetadataIdentifieriTunesMetadataDescription

	Declaration
From	let AVMetadataIdentifieriTunesMetadataDescription: NSString!
To	let AVMetadataIdentifieriTunesMetadataDescription: String

Modified AVMetadataIdentifieriTunesMetadataDirector

	Declaration
From	let AVMetadataIdentifieriTunesMetadataDirector: NSString!
To	let AVMetadataIdentifieriTunesMetadataDirector: String

Modified AVMetadataIdentifieriTunesMetadataDiscCompilation

	Declaration
From	let AVMetadataIdentifieriTunesMetadataDiscCompilation: NSString!
To	let AVMetadataIdentifieriTunesMetadataDiscCompilation: String

Modified AVMetadataIdentifieriTunesMetadataDiscNumber

	Declaration
From	let AVMetadataIdentifieriTunesMetadataDiscNumber: NSString!
To	let AVMetadataIdentifieriTunesMetadataDiscNumber: String

Modified AVMetadataIdentifieriTunesMetadataEQ

	Declaration
From	let AVMetadataIdentifieriTunesMetadataEQ: NSString!
To	let AVMetadataIdentifieriTunesMetadataEQ: String

Modified AVMetadataIdentifieriTunesMetadataEncodedBy

	Declaration
From	let AVMetadataIdentifieriTunesMetadataEncodedBy: NSString!
To	let AVMetadataIdentifieriTunesMetadataEncodedBy: String

Modified AVMetadataIdentifieriTunesMetadataEncodingTool

	Declaration
From	let AVMetadataIdentifieriTunesMetadataEncodingTool: NSString!
To	let AVMetadataIdentifieriTunesMetadataEncodingTool: String

Modified AVMetadataIdentifieriTunesMetadataExecProducer

	Declaration
From	let AVMetadataIdentifieriTunesMetadataExecProducer: NSString!
To	let AVMetadataIdentifieriTunesMetadataExecProducer: String

Modified AVMetadataIdentifieriTunesMetadataGenreID

	Declaration
From	let AVMetadataIdentifieriTunesMetadataGenreID: NSString!
To	let AVMetadataIdentifieriTunesMetadataGenreID: String

Modified AVMetadataIdentifieriTunesMetadataGrouping

	Declaration
From	let AVMetadataIdentifieriTunesMetadataGrouping: NSString!
To	let AVMetadataIdentifieriTunesMetadataGrouping: String

Modified AVMetadataIdentifieriTunesMetadataLinerNotes

	Declaration
From	let AVMetadataIdentifieriTunesMetadataLinerNotes: NSString!
To	let AVMetadataIdentifieriTunesMetadataLinerNotes: String

Modified AVMetadataIdentifieriTunesMetadataLyrics

	Declaration
From	let AVMetadataIdentifieriTunesMetadataLyrics: NSString!
To	let AVMetadataIdentifieriTunesMetadataLyrics: String

Modified AVMetadataIdentifieriTunesMetadataOnlineExtras

	Declaration
From	let AVMetadataIdentifieriTunesMetadataOnlineExtras: NSString!
To	let AVMetadataIdentifieriTunesMetadataOnlineExtras: String

Modified AVMetadataIdentifieriTunesMetadataOriginalArtist

	Declaration
From	let AVMetadataIdentifieriTunesMetadataOriginalArtist: NSString!
To	let AVMetadataIdentifieriTunesMetadataOriginalArtist: String

Modified AVMetadataIdentifieriTunesMetadataPerformer

	Declaration
From	let AVMetadataIdentifieriTunesMetadataPerformer: NSString!
To	let AVMetadataIdentifieriTunesMetadataPerformer: String

Modified AVMetadataIdentifieriTunesMetadataPhonogramRights

	Declaration
From	let AVMetadataIdentifieriTunesMetadataPhonogramRights: NSString!
To	let AVMetadataIdentifieriTunesMetadataPhonogramRights: String

Modified AVMetadataIdentifieriTunesMetadataPlaylistID

	Declaration
From	let AVMetadataIdentifieriTunesMetadataPlaylistID: NSString!
To	let AVMetadataIdentifieriTunesMetadataPlaylistID: String

Modified AVMetadataIdentifieriTunesMetadataPredefinedGenre

	Declaration
From	let AVMetadataIdentifieriTunesMetadataPredefinedGenre: NSString!
To	let AVMetadataIdentifieriTunesMetadataPredefinedGenre: String

Modified AVMetadataIdentifieriTunesMetadataProducer

	Declaration
From	let AVMetadataIdentifieriTunesMetadataProducer: NSString!
To	let AVMetadataIdentifieriTunesMetadataProducer: String

Modified AVMetadataIdentifieriTunesMetadataPublisher

	Declaration
From	let AVMetadataIdentifieriTunesMetadataPublisher: NSString!
To	let AVMetadataIdentifieriTunesMetadataPublisher: String

Modified AVMetadataIdentifieriTunesMetadataRecordCompany

	Declaration
From	let AVMetadataIdentifieriTunesMetadataRecordCompany: NSString!
To	let AVMetadataIdentifieriTunesMetadataRecordCompany: String

Modified AVMetadataIdentifieriTunesMetadataReleaseDate

	Declaration
From	let AVMetadataIdentifieriTunesMetadataReleaseDate: NSString!
To	let AVMetadataIdentifieriTunesMetadataReleaseDate: String

Modified AVMetadataIdentifieriTunesMetadataSoloist

	Declaration
From	let AVMetadataIdentifieriTunesMetadataSoloist: NSString!
To	let AVMetadataIdentifieriTunesMetadataSoloist: String

Modified AVMetadataIdentifieriTunesMetadataSongID

	Declaration
From	let AVMetadataIdentifieriTunesMetadataSongID: NSString!
To	let AVMetadataIdentifieriTunesMetadataSongID: String

Modified AVMetadataIdentifieriTunesMetadataSongName

	Declaration
From	let AVMetadataIdentifieriTunesMetadataSongName: NSString!
To	let AVMetadataIdentifieriTunesMetadataSongName: String

Modified AVMetadataIdentifieriTunesMetadataSoundEngineer

	Declaration
From	let AVMetadataIdentifieriTunesMetadataSoundEngineer: NSString!
To	let AVMetadataIdentifieriTunesMetadataSoundEngineer: String

Modified AVMetadataIdentifieriTunesMetadataThanks

	Declaration
From	let AVMetadataIdentifieriTunesMetadataThanks: NSString!
To	let AVMetadataIdentifieriTunesMetadataThanks: String

Modified AVMetadataIdentifieriTunesMetadataTrackNumber

	Declaration
From	let AVMetadataIdentifieriTunesMetadataTrackNumber: NSString!
To	let AVMetadataIdentifieriTunesMetadataTrackNumber: String

Modified AVMetadataIdentifieriTunesMetadataTrackSubTitle

	Declaration
From	let AVMetadataIdentifieriTunesMetadataTrackSubTitle: NSString!
To	let AVMetadataIdentifieriTunesMetadataTrackSubTitle: String

Modified AVMetadataIdentifieriTunesMetadataUserComment

	Declaration
From	let AVMetadataIdentifieriTunesMetadataUserComment: NSString!
To	let AVMetadataIdentifieriTunesMetadataUserComment: String

Modified AVMetadataIdentifieriTunesMetadataUserGenre

	Declaration
From	let AVMetadataIdentifieriTunesMetadataUserGenre: NSString!
To	let AVMetadataIdentifieriTunesMetadataUserGenre: String

Modified AVMetadataKeySpaceCommon

	Declaration	Introduction
From	let AVMetadataKeySpaceCommon: NSString!	OS X 10.10
To	let AVMetadataKeySpaceCommon: String	OS X 10.7

Modified AVMetadataKeySpaceID3

	Declaration	Introduction
From	let AVMetadataKeySpaceID3: NSString!	OS X 10.10
To	let AVMetadataKeySpaceID3: String	OS X 10.7

Modified AVMetadataKeySpaceISOUserData

	Declaration	Introduction
From	let AVMetadataKeySpaceISOUserData: NSString!	OS X 10.10
To	let AVMetadataKeySpaceISOUserData: String	OS X 10.9

Modified AVMetadataKeySpaceIcy

	Declaration
From	let AVMetadataKeySpaceIcy: NSString!
To	let AVMetadataKeySpaceIcy: String

Modified AVMetadataKeySpaceQuickTimeMetadata

	Declaration	Introduction
From	let AVMetadataKeySpaceQuickTimeMetadata: NSString!	OS X 10.10
To	let AVMetadataKeySpaceQuickTimeMetadata: String	OS X 10.7

Modified AVMetadataKeySpaceQuickTimeUserData

	Declaration	Introduction
From	let AVMetadataKeySpaceQuickTimeUserData: NSString!	OS X 10.10
To	let AVMetadataKeySpaceQuickTimeUserData: String	OS X 10.7

Modified AVMetadataKeySpaceiTunes

	Declaration	Introduction
From	let AVMetadataKeySpaceiTunes: NSString!	OS X 10.10
To	let AVMetadataKeySpaceiTunes: String	OS X 10.7

Modified AVMetadataObjectTypeFace

	Declaration
From	let AVMetadataObjectTypeFace: NSString!
To	let AVMetadataObjectTypeFace: String

Modified AVMetadataQuickTimeMetadataKeyAlbum

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyAlbum: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyAlbum: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyArranger

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyArranger: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyArranger: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyArtist

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyArtist: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyArtist: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyArtwork

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyArtwork: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyArtwork: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyAuthor

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyAuthor: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyAuthor: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyCameraFrameReadoutTime

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyCameraFrameReadoutTime: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyCameraFrameReadoutTime: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyCameraIdentifier

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyCameraIdentifier: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyCameraIdentifier: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyCollectionUser

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyCollectionUser: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyCollectionUser: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyComment

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyComment: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyComment: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyComposer

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyComposer: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyComposer: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyCopyright

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyCopyright: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyCopyright: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyCreationDate

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyCreationDate: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyCreationDate: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyCredits

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyCredits: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyCredits: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyDescription

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyDescription: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyDescription: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyDirectionFacing

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyDirectionFacing: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyDirectionFacing: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyDirectionMotion

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyDirectionMotion: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyDirectionMotion: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyDirector

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyDirector: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyDirector: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyDisplayName

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyDisplayName: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyDisplayName: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyEncodedBy

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyEncodedBy: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyEncodedBy: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyGenre

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyGenre: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyGenre: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyInformation

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyInformation: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyInformation: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyKeywords

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyKeywords: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyKeywords: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyLocationBody

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyLocationBody: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyLocationBody: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyLocationDate

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyLocationDate: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyLocationDate: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyLocationISO6709

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyLocationISO6709: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyLocationISO6709: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyLocationName

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyLocationName: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyLocationName: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyLocationNote

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyLocationNote: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyLocationNote: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyLocationRole

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyLocationRole: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyLocationRole: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyMake

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyMake: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyMake: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyModel

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyModel: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyModel: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyOriginalArtist

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyOriginalArtist: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyOriginalArtist: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyPerformer

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyPerformer: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyPerformer: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyPhonogramRights

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyPhonogramRights: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyPhonogramRights: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyProducer

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyProducer: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyProducer: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyPublisher

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyPublisher: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyPublisher: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyRatingUser

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyRatingUser: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyRatingUser: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeySoftware

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeySoftware: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeySoftware: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyTitle

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyTitle: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyTitle: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyYear

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyYear: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyYear: String	OS X 10.7

Modified AVMetadataQuickTimeMetadataKeyiXML

	Declaration	Introduction
From	let AVMetadataQuickTimeMetadataKeyiXML: NSString!	OS X 10.10
To	let AVMetadataQuickTimeMetadataKeyiXML: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyAlbum

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyAlbum: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyAlbum: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyArranger

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyArranger: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyArranger: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyArtist

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyArtist: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyArtist: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyAuthor

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyAuthor: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyAuthor: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyChapter

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyChapter: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyChapter: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyComment

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyComment: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyComment: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyComposer

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyComposer: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyComposer: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyCopyright

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyCopyright: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyCopyright: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyCreationDate

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyCreationDate: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyCreationDate: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyCredits

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyCredits: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyCredits: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyDescription

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyDescription: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyDescription: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyDirector

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyDirector: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyDirector: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyDisclaimer

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyDisclaimer: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyDisclaimer: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyEncodedBy

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyEncodedBy: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyEncodedBy: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyFullName

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyFullName: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyFullName: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyGenre

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyGenre: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyGenre: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyHostComputer

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyHostComputer: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyHostComputer: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyInformation

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyInformation: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyInformation: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyKeywords

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyKeywords: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyKeywords: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyLocationISO6709

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyLocationISO6709: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyLocationISO6709: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyMake

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyMake: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyMake: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyModel

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyModel: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyModel: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyOriginalArtist

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyOriginalArtist: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyOriginalArtist: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyOriginalFormat

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyOriginalFormat: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyOriginalFormat: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyOriginalSource

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyOriginalSource: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyOriginalSource: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyPerformers

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyPerformers: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyPerformers: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyPhonogramRights

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyPhonogramRights: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyPhonogramRights: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyProducer

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyProducer: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyProducer: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyProduct

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyProduct: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyProduct: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyPublisher

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyPublisher: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyPublisher: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeySoftware

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeySoftware: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeySoftware: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeySpecialPlaybackRequirements

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeySpecialPlaybackRequirements: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeySpecialPlaybackRequirements: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyTaggedCharacteristic

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyTaggedCharacteristic: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyTaggedCharacteristic: String	OS X 10.8

Modified AVMetadataQuickTimeUserDataKeyTrack

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyTrack: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyTrack: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyTrackName

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyTrackName: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyTrackName: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyURLLink

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyURLLink: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyURLLink: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyWarning

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyWarning: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyWarning: String	OS X 10.7

Modified AVMetadataQuickTimeUserDataKeyWriter

	Declaration	Introduction
From	let AVMetadataQuickTimeUserDataKeyWriter: NSString!	OS X 10.10
To	let AVMetadataQuickTimeUserDataKeyWriter: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyAccountKind

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyAccountKind: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyAccountKind: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyAcknowledgement

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyAcknowledgement: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyAcknowledgement: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyAlbum

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyAlbum: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyAlbum: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyAlbumArtist

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyAlbumArtist: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyAlbumArtist: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyAppleID

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyAppleID: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyAppleID: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyArranger

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyArranger: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyArranger: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyArtDirector

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyArtDirector: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyArtDirector: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyArtist

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyArtist: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyArtist: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyArtistID

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyArtistID: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyArtistID: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyAuthor

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyAuthor: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyAuthor: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyBeatsPerMin

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyBeatsPerMin: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyBeatsPerMin: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyComposer

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyComposer: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyComposer: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyConductor

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyConductor: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyConductor: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyContentRating

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyContentRating: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyContentRating: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyCopyright

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyCopyright: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyCopyright: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyCoverArt

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyCoverArt: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyCoverArt: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyCredits

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyCredits: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyCredits: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyDescription

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyDescription: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyDescription: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyDirector

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyDirector: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyDirector: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyDiscCompilation

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyDiscCompilation: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyDiscCompilation: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyDiscNumber

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyDiscNumber: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyDiscNumber: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyEQ

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyEQ: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyEQ: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyEncodedBy

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyEncodedBy: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyEncodedBy: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyEncodingTool

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyEncodingTool: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyEncodingTool: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyExecProducer

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyExecProducer: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyExecProducer: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyGenreID

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyGenreID: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyGenreID: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyGrouping

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyGrouping: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyGrouping: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyLinerNotes

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyLinerNotes: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyLinerNotes: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyLyrics

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyLyrics: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyLyrics: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyOnlineExtras

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyOnlineExtras: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyOnlineExtras: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyOriginalArtist

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyOriginalArtist: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyOriginalArtist: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyPerformer

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyPerformer: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyPerformer: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyPhonogramRights

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyPhonogramRights: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyPhonogramRights: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyPlaylistID

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyPlaylistID: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyPlaylistID: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyPredefinedGenre

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyPredefinedGenre: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyPredefinedGenre: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyProducer

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyProducer: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyProducer: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyPublisher

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyPublisher: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyPublisher: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyRecordCompany

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyRecordCompany: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyRecordCompany: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyReleaseDate

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyReleaseDate: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyReleaseDate: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeySoloist

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeySoloist: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeySoloist: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeySongID

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeySongID: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeySongID: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeySongName

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeySongName: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeySongName: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeySoundEngineer

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeySoundEngineer: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeySoundEngineer: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyThanks

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyThanks: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyThanks: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyTrackNumber

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyTrackNumber: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyTrackNumber: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyTrackSubTitle

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyTrackSubTitle: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyTrackSubTitle: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyUserComment

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyUserComment: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyUserComment: String	OS X 10.7

Modified AVMetadataiTunesMetadataKeyUserGenre

	Declaration	Introduction
From	let AVMetadataiTunesMetadataKeyUserGenre: NSString!	OS X 10.10
To	let AVMetadataiTunesMetadataKeyUserGenre: String	OS X 10.7

Modified AVMovieReferenceRestrictionsKey

	Declaration
From	let AVMovieReferenceRestrictionsKey: NSString!
To	let AVMovieReferenceRestrictionsKey: String

Modified AVNumberOfChannelsKey

	Declaration
From	let AVNumberOfChannelsKey: NSString!
To	let AVNumberOfChannelsKey: String

Modified AVOutputSettingsPreset1280x720

	Declaration	Introduction
From	let AVOutputSettingsPreset1280x720: NSString!	OS X 10.10
To	let AVOutputSettingsPreset1280x720: String	OS X 10.9

Modified AVOutputSettingsPreset1920x1080

	Declaration	Introduction
From	let AVOutputSettingsPreset1920x1080: NSString!	OS X 10.10
To	let AVOutputSettingsPreset1920x1080: String	OS X 10.9

Modified AVOutputSettingsPreset3840x2160

	Declaration
From	let AVOutputSettingsPreset3840x2160: NSString!
To	let AVOutputSettingsPreset3840x2160: String

Modified AVOutputSettingsPreset640x480

	Declaration	Introduction
From	let AVOutputSettingsPreset640x480: NSString!	OS X 10.10
To	let AVOutputSettingsPreset640x480: String	OS X 10.9

Modified AVOutputSettingsPreset960x540

	Declaration	Introduction
From	let AVOutputSettingsPreset960x540: NSString!	OS X 10.10
To	let AVOutputSettingsPreset960x540: String	OS X 10.9

Modified AVPlayerItemDidPlayToEndTimeNotification

	Declaration	Introduction
From	let AVPlayerItemDidPlayToEndTimeNotification: NSString!	OS X 10.10
To	let AVPlayerItemDidPlayToEndTimeNotification: String	OS X 10.7

Modified AVPlayerItemFailedToPlayToEndTimeErrorKey

	Declaration	Introduction
From	let AVPlayerItemFailedToPlayToEndTimeErrorKey: NSString!	OS X 10.10
To	let AVPlayerItemFailedToPlayToEndTimeErrorKey: String	OS X 10.7

Modified AVPlayerItemFailedToPlayToEndTimeNotification

	Declaration	Introduction
From	let AVPlayerItemFailedToPlayToEndTimeNotification: NSString!	OS X 10.10
To	let AVPlayerItemFailedToPlayToEndTimeNotification: String	OS X 10.7

Modified AVPlayerItemLegibleOutputTextStylingResolutionDefault

	Declaration	Introduction
From	let AVPlayerItemLegibleOutputTextStylingResolutionDefault: NSString!	OS X 10.10
To	let AVPlayerItemLegibleOutputTextStylingResolutionDefault: String	OS X 10.9

Modified AVPlayerItemLegibleOutputTextStylingResolutionSourceAndRulesOnly

	Declaration	Introduction
From	let AVPlayerItemLegibleOutputTextStylingResolutionSourceAndRulesOnly: NSString!	OS X 10.10
To	let AVPlayerItemLegibleOutputTextStylingResolutionSourceAndRulesOnly: String	OS X 10.9

Modified AVPlayerItemNewAccessLogEntryNotification

	Declaration	Introduction
From	let AVPlayerItemNewAccessLogEntryNotification: NSString!	OS X 10.10
To	let AVPlayerItemNewAccessLogEntryNotification: String	OS X 10.9

Modified AVPlayerItemNewErrorLogEntryNotification

	Declaration	Introduction
From	let AVPlayerItemNewErrorLogEntryNotification: NSString!	OS X 10.10
To	let AVPlayerItemNewErrorLogEntryNotification: String	OS X 10.9

Modified AVPlayerItemPlaybackStalledNotification

	Declaration	Introduction
From	let AVPlayerItemPlaybackStalledNotification: NSString!	OS X 10.10
To	let AVPlayerItemPlaybackStalledNotification: String	OS X 10.9

Modified AVPlayerItemTimeJumpedNotification

	Declaration	Introduction
From	let AVPlayerItemTimeJumpedNotification: NSString!	OS X 10.10
To	let AVPlayerItemTimeJumpedNotification: String	OS X 10.7

Modified AVPlayerItemTrackVideoFieldModeDeinterlaceFields

	Declaration
From	let AVPlayerItemTrackVideoFieldModeDeinterlaceFields: NSString!
To	let AVPlayerItemTrackVideoFieldModeDeinterlaceFields: String

Modified AVSampleBufferDisplayLayerFailedToDecodeNotification

	Declaration
From	let AVSampleBufferDisplayLayerFailedToDecodeNotification: NSString!
To	let AVSampleBufferDisplayLayerFailedToDecodeNotification: String

Modified AVSampleBufferDisplayLayerFailedToDecodeNotificationErrorKey

	Declaration
From	let AVSampleBufferDisplayLayerFailedToDecodeNotificationErrorKey: NSString!
To	let AVSampleBufferDisplayLayerFailedToDecodeNotificationErrorKey: String

Modified AVSampleRateConverterAlgorithmKey

	Declaration	Introduction
From	let AVSampleRateConverterAlgorithmKey: NSString!	OS X 10.10
To	let AVSampleRateConverterAlgorithmKey: String	OS X 10.9

Modified AVSampleRateConverterAlgorithm_Mastering

	Declaration	Introduction
From	let AVSampleRateConverterAlgorithm_Mastering: NSString!	OS X 10.10
To	let AVSampleRateConverterAlgorithm_Mastering: String	OS X 10.9

Modified AVSampleRateConverterAlgorithm_Normal

	Declaration	Introduction
From	let AVSampleRateConverterAlgorithm_Normal: NSString!	OS X 10.10
To	let AVSampleRateConverterAlgorithm_Normal: String	OS X 10.9

Modified AVSampleRateConverterAudioQualityKey

	Declaration
From	let AVSampleRateConverterAudioQualityKey: NSString!
To	let AVSampleRateConverterAudioQualityKey: String

Modified AVSampleRateKey

	Declaration
From	let AVSampleRateKey: NSString!
To	let AVSampleRateKey: String

Modified AVTrackAssociationTypeAudioFallback

	Declaration	Introduction
From	let AVTrackAssociationTypeAudioFallback: NSString!	OS X 10.10
To	let AVTrackAssociationTypeAudioFallback: String	OS X 10.9

Modified AVTrackAssociationTypeChapterList

	Declaration	Introduction
From	let AVTrackAssociationTypeChapterList: NSString!	OS X 10.10
To	let AVTrackAssociationTypeChapterList: String	OS X 10.9

Modified AVTrackAssociationTypeForcedSubtitlesOnly

	Declaration	Introduction
From	let AVTrackAssociationTypeForcedSubtitlesOnly: NSString!	OS X 10.10
To	let AVTrackAssociationTypeForcedSubtitlesOnly: String	OS X 10.9

Modified AVTrackAssociationTypeMetadataReferent

	Declaration
From	let AVTrackAssociationTypeMetadataReferent: NSString!
To	let AVTrackAssociationTypeMetadataReferent: String

Modified AVTrackAssociationTypeSelectionFollower

	Declaration	Introduction
From	let AVTrackAssociationTypeSelectionFollower: NSString!	OS X 10.10
To	let AVTrackAssociationTypeSelectionFollower: String	OS X 10.9

Modified AVTrackAssociationTypeTimecode

	Declaration	Introduction
From	let AVTrackAssociationTypeTimecode: NSString!	OS X 10.10
To	let AVTrackAssociationTypeTimecode: String	OS X 10.9

Modified AVURLAssetPreferPreciseDurationAndTimingKey

	Declaration	Introduction
From	let AVURLAssetPreferPreciseDurationAndTimingKey: NSString!	OS X 10.10
To	let AVURLAssetPreferPreciseDurationAndTimingKey: String	OS X 10.7

Modified AVURLAssetReferenceRestrictionsKey

	Declaration	Introduction
From	let AVURLAssetReferenceRestrictionsKey: NSString!	OS X 10.10
To	let AVURLAssetReferenceRestrictionsKey: String	OS X 10.7

Modified AVVideoAllowFrameReorderingKey

	Declaration
From	let AVVideoAllowFrameReorderingKey: NSString!
To	let AVVideoAllowFrameReorderingKey: String

Modified AVVideoAverageBitRateKey

	Declaration	Introduction
From	let AVVideoAverageBitRateKey: NSString!	OS X 10.10
To	let AVVideoAverageBitRateKey: String	OS X 10.7

Modified AVVideoAverageNonDroppableFrameRateKey

	Declaration
From	let AVVideoAverageNonDroppableFrameRateKey: NSString!
To	let AVVideoAverageNonDroppableFrameRateKey: String

Modified AVVideoCleanApertureHeightKey

	Declaration	Introduction
From	let AVVideoCleanApertureHeightKey: NSString!	OS X 10.10
To	let AVVideoCleanApertureHeightKey: String	OS X 10.7

Modified AVVideoCleanApertureHorizontalOffsetKey

	Declaration	Introduction
From	let AVVideoCleanApertureHorizontalOffsetKey: NSString!	OS X 10.10
To	let AVVideoCleanApertureHorizontalOffsetKey: String	OS X 10.7

Modified AVVideoCleanApertureKey

	Declaration	Introduction
From	let AVVideoCleanApertureKey: NSString!	OS X 10.10
To	let AVVideoCleanApertureKey: String	OS X 10.7

Modified AVVideoCleanApertureVerticalOffsetKey

	Declaration	Introduction
From	let AVVideoCleanApertureVerticalOffsetKey: NSString!	OS X 10.10
To	let AVVideoCleanApertureVerticalOffsetKey: String	OS X 10.7

Modified AVVideoCleanApertureWidthKey

	Declaration	Introduction
From	let AVVideoCleanApertureWidthKey: NSString!	OS X 10.10
To	let AVVideoCleanApertureWidthKey: String	OS X 10.7

Modified AVVideoCodecAppleProRes422

	Declaration	Introduction
From	let AVVideoCodecAppleProRes422: NSString!	OS X 10.10
To	let AVVideoCodecAppleProRes422: String	OS X 10.7

Modified AVVideoCodecAppleProRes4444

	Declaration	Introduction
From	let AVVideoCodecAppleProRes4444: NSString!	OS X 10.10
To	let AVVideoCodecAppleProRes4444: String	OS X 10.7

Modified AVVideoCodecH264

	Declaration	Introduction
From	let AVVideoCodecH264: NSString!	OS X 10.10
To	let AVVideoCodecH264: String	OS X 10.7

Modified AVVideoCodecJPEG

	Declaration	Introduction
From	let AVVideoCodecJPEG: NSString!	OS X 10.10
To	let AVVideoCodecJPEG: String	OS X 10.7

Modified AVVideoCodecKey

	Declaration	Introduction
From	let AVVideoCodecKey: NSString!	OS X 10.10
To	let AVVideoCodecKey: String	OS X 10.7

Modified AVVideoColorPrimariesKey

	Declaration	Introduction
From	let AVVideoColorPrimariesKey: NSString!	OS X 10.10
To	let AVVideoColorPrimariesKey: String	OS X 10.7

Modified AVVideoColorPrimaries_EBU_3213

	Declaration	Introduction
From	let AVVideoColorPrimaries_EBU_3213: NSString!	OS X 10.10
To	let AVVideoColorPrimaries_EBU_3213: String	OS X 10.7

Modified AVVideoColorPrimaries_ITU_R_709_2

	Declaration	Introduction
From	let AVVideoColorPrimaries_ITU_R_709_2: NSString!	OS X 10.10
To	let AVVideoColorPrimaries_ITU_R_709_2: String	OS X 10.7

Modified AVVideoColorPrimaries_SMPTE_C

	Declaration	Introduction
From	let AVVideoColorPrimaries_SMPTE_C: NSString!	OS X 10.10
To	let AVVideoColorPrimaries_SMPTE_C: String	OS X 10.7

Modified AVVideoColorPropertiesKey

	Declaration	Introduction
From	let AVVideoColorPropertiesKey: NSString!	OS X 10.10
To	let AVVideoColorPropertiesKey: String	OS X 10.7

Modified AVVideoCompressionPropertiesKey

	Declaration	Introduction
From	let AVVideoCompressionPropertiesKey: NSString!	OS X 10.10
To	let AVVideoCompressionPropertiesKey: String	OS X 10.7

Modified AVVideoEncoderSpecificationKey

	Declaration
From	let AVVideoEncoderSpecificationKey: NSString!
To	let AVVideoEncoderSpecificationKey: String

Modified AVVideoExpectedSourceFrameRateKey

	Declaration
From	let AVVideoExpectedSourceFrameRateKey: NSString!
To	let AVVideoExpectedSourceFrameRateKey: String

Modified AVVideoH264EntropyModeCABAC

	Declaration
From	let AVVideoH264EntropyModeCABAC: NSString!
To	let AVVideoH264EntropyModeCABAC: String

Modified AVVideoH264EntropyModeCAVLC

	Declaration
From	let AVVideoH264EntropyModeCAVLC: NSString!
To	let AVVideoH264EntropyModeCAVLC: String

Modified AVVideoH264EntropyModeKey

	Declaration
From	let AVVideoH264EntropyModeKey: NSString!
To	let AVVideoH264EntropyModeKey: String

Modified AVVideoHeightKey

	Declaration	Introduction
From	let AVVideoHeightKey: NSString!	OS X 10.10
To	let AVVideoHeightKey: String	OS X 10.7

Modified AVVideoMaxKeyFrameIntervalDurationKey

	Declaration	Introduction
From	let AVVideoMaxKeyFrameIntervalDurationKey: NSString!	OS X 10.10
To	let AVVideoMaxKeyFrameIntervalDurationKey: String	OS X 10.9

Modified AVVideoMaxKeyFrameIntervalKey

	Declaration	Introduction
From	let AVVideoMaxKeyFrameIntervalKey: NSString!	OS X 10.10
To	let AVVideoMaxKeyFrameIntervalKey: String	OS X 10.7

Modified AVVideoPixelAspectRatioHorizontalSpacingKey

	Declaration	Introduction
From	let AVVideoPixelAspectRatioHorizontalSpacingKey: NSString!	OS X 10.10
To	let AVVideoPixelAspectRatioHorizontalSpacingKey: String	OS X 10.7

Modified AVVideoPixelAspectRatioKey

	Declaration	Introduction
From	let AVVideoPixelAspectRatioKey: NSString!	OS X 10.10
To	let AVVideoPixelAspectRatioKey: String	OS X 10.7

Modified AVVideoPixelAspectRatioVerticalSpacingKey

	Declaration	Introduction
From	let AVVideoPixelAspectRatioVerticalSpacingKey: NSString!	OS X 10.10
To	let AVVideoPixelAspectRatioVerticalSpacingKey: String	OS X 10.7

Modified AVVideoProfileLevelH264Baseline30

	Declaration	Introduction
From	let AVVideoProfileLevelH264Baseline30: NSString!	OS X 10.10
To	let AVVideoProfileLevelH264Baseline30: String	OS X 10.8

Modified AVVideoProfileLevelH264Baseline31

	Declaration	Introduction
From	let AVVideoProfileLevelH264Baseline31: NSString!	OS X 10.10
To	let AVVideoProfileLevelH264Baseline31: String	OS X 10.8

Modified AVVideoProfileLevelH264Baseline41

	Declaration	Introduction
From	let AVVideoProfileLevelH264Baseline41: NSString!	OS X 10.10
To	let AVVideoProfileLevelH264Baseline41: String	OS X 10.8

Modified AVVideoProfileLevelH264BaselineAutoLevel

	Declaration	Introduction
From	let AVVideoProfileLevelH264BaselineAutoLevel: NSString!	OS X 10.10
To	let AVVideoProfileLevelH264BaselineAutoLevel: String	OS X 10.9

Modified AVVideoProfileLevelH264High40

	Declaration	Introduction
From	let AVVideoProfileLevelH264High40: NSString!	OS X 10.10
To	let AVVideoProfileLevelH264High40: String	OS X 10.9

Modified AVVideoProfileLevelH264High41

	Declaration	Introduction
From	let AVVideoProfileLevelH264High41: NSString!	OS X 10.10
To	let AVVideoProfileLevelH264High41: String	OS X 10.9

Modified AVVideoProfileLevelH264HighAutoLevel

	Declaration	Introduction
From	let AVVideoProfileLevelH264HighAutoLevel: NSString!	OS X 10.10
To	let AVVideoProfileLevelH264HighAutoLevel: String	OS X 10.9

Modified AVVideoProfileLevelH264Main30

	Declaration	Introduction
From	let AVVideoProfileLevelH264Main30: NSString!	OS X 10.10
To	let AVVideoProfileLevelH264Main30: String	OS X 10.8

Modified AVVideoProfileLevelH264Main31

	Declaration	Introduction
From	let AVVideoProfileLevelH264Main31: NSString!	OS X 10.10
To	let AVVideoProfileLevelH264Main31: String	OS X 10.8

Modified AVVideoProfileLevelH264Main32

	Declaration	Introduction
From	let AVVideoProfileLevelH264Main32: NSString!	OS X 10.10
To	let AVVideoProfileLevelH264Main32: String	OS X 10.8

Modified AVVideoProfileLevelH264Main41

	Declaration	Introduction
From	let AVVideoProfileLevelH264Main41: NSString!	OS X 10.10
To	let AVVideoProfileLevelH264Main41: String	OS X 10.8

Modified AVVideoProfileLevelH264MainAutoLevel

	Declaration	Introduction
From	let AVVideoProfileLevelH264MainAutoLevel: NSString!	OS X 10.10
To	let AVVideoProfileLevelH264MainAutoLevel: String	OS X 10.9

Modified AVVideoProfileLevelKey

	Declaration	Introduction
From	let AVVideoProfileLevelKey: NSString!	OS X 10.10
To	let AVVideoProfileLevelKey: String	OS X 10.8

Modified AVVideoQualityKey

	Declaration	Introduction
From	let AVVideoQualityKey: NSString!	OS X 10.10
To	let AVVideoQualityKey: String	OS X 10.7

Modified AVVideoScalingModeFit

	Declaration	Introduction
From	let AVVideoScalingModeFit: NSString!	OS X 10.10
To	let AVVideoScalingModeFit: String	OS X 10.7

Modified AVVideoScalingModeKey

	Declaration	Introduction
From	let AVVideoScalingModeKey: NSString!	OS X 10.10
To	let AVVideoScalingModeKey: String	OS X 10.7

Modified AVVideoScalingModeResize

	Declaration	Introduction
From	let AVVideoScalingModeResize: NSString!	OS X 10.10
To	let AVVideoScalingModeResize: String	OS X 10.7

Modified AVVideoScalingModeResizeAspect

	Declaration	Introduction
From	let AVVideoScalingModeResizeAspect: NSString!	OS X 10.10
To	let AVVideoScalingModeResizeAspect: String	OS X 10.7

Modified AVVideoScalingModeResizeAspectFill

	Declaration	Introduction
From	let AVVideoScalingModeResizeAspectFill: NSString!	OS X 10.10
To	let AVVideoScalingModeResizeAspectFill: String	OS X 10.7

Modified AVVideoTransferFunctionKey

	Declaration	Introduction
From	let AVVideoTransferFunctionKey: NSString!	OS X 10.10
To	let AVVideoTransferFunctionKey: String	OS X 10.7

Modified AVVideoTransferFunction_ITU_R_709_2

	Declaration	Introduction
From	let AVVideoTransferFunction_ITU_R_709_2: NSString!	OS X 10.10
To	let AVVideoTransferFunction_ITU_R_709_2: String	OS X 10.7

Modified AVVideoTransferFunction_SMPTE_240M_1995

	Declaration	Introduction
From	let AVVideoTransferFunction_SMPTE_240M_1995: NSString!	OS X 10.10
To	let AVVideoTransferFunction_SMPTE_240M_1995: String	OS X 10.7

Modified AVVideoWidthKey

	Declaration	Introduction
From	let AVVideoWidthKey: NSString!	OS X 10.10
To	let AVVideoWidthKey: String	OS X 10.7

Modified AVVideoYCbCrMatrixKey

	Declaration	Introduction
From	let AVVideoYCbCrMatrixKey: NSString!	OS X 10.10
To	let AVVideoYCbCrMatrixKey: String	OS X 10.7

Modified AVVideoYCbCrMatrix_ITU_R_601_4

	Declaration	Introduction
From	let AVVideoYCbCrMatrix_ITU_R_601_4: NSString!	OS X 10.10
To	let AVVideoYCbCrMatrix_ITU_R_601_4: String	OS X 10.7

Modified AVVideoYCbCrMatrix_ITU_R_709_2

	Declaration	Introduction
From	let AVVideoYCbCrMatrix_ITU_R_709_2: NSString!	OS X 10.10
To	let AVVideoYCbCrMatrix_ITU_R_709_2: String	OS X 10.7

Modified AVVideoYCbCrMatrix_SMPTE_240M_1995

	Declaration	Introduction
From	let AVVideoYCbCrMatrix_SMPTE_240M_1995: NSString!	OS X 10.10
To	let AVVideoYCbCrMatrix_SMPTE_240M_1995: String	OS X 10.7