AVFoundation Namespace

Provides data for the event.

Manages audio settings for players and recorders.

An NSUrlSessionTask that downloads multiple media elements of a single asset.

Notifications posted by the AVAsset class.

Delegate that handles events that can be encountered while downloading an asset.

Extension methods to the IAVAssetDownloadDelegate interface to support all the methods from the AVAssetDownloadDelegate protocol.

Extension methods for the AVAssetDownloadedAssetEvictionPriority enumeration.

Specifies how downloaded assets will be purged.

Singleton object that stores policies for purging assets.

A URL session task for downloading Live Streaming assets.

A URL session object that developers use to create AVAssetDownloadTask objects.

Extension methods for the AVAssetExportSessionPreset enumeration.

Extension methods for the AVAssetImageGeneratorDynamicRangePolicy enumeration.

Extension methods for the AVAssetPlaybackConfigurationOption enumeration.

Extension methods to the IAVAssetReaderCaptionValidationHandling interface to support all the methods from the AVAssetReaderCaptionValidationHandling protocol.

This is a class that implements the interface IAVAssetResourceLoaderDelegate (for the protocol AVAssetResourceLoaderDelegate).

Subclass this class to easily create a type that implements the protocol.

An alternative is to create a subclass of NSObject and then implemented the interface IAVAssetResourceLoaderDelegate.

Extension methods to the IAVAssetResourceLoaderDelegate interface to support all the methods from the AVAssetResourceLoaderDelegate protocol.

Notifications posted by the AVAssetTrack class.

Constants that provide the keys for GetAssociatedTracks(NSString)

This is a class that implements the interface IAVAssetWriterDelegate (for the protocol AVAssetWriterDelegate).

Subclass this class to easily create a type that implements the protocol.

An alternative is to create a subclass of NSObject and then implemented the interface IAVAssetWriterDelegate.

Extension methods to the IAVAssetWriterDelegate interface to support all the methods from the AVAssetWriterDelegate protocol.

Extension methods for the AVAssetWriterInputMediaDataLocation enumeration.

This is a class that implements the interface IAVAsynchronousKeyValueLoading (for the protocol AVAsynchronousKeyValueLoading).

Subclass this class to easily create a type that implements the protocol.

An alternative is to create a subclass of NSObject and then implemented the interface IAVAsynchronousKeyValueLoading.

This is a class that implements the interface IAVAudio3DMixing (for the protocol AVAudio3DMixing).

Subclass this class to easily create a type that implements the protocol.

An alternative is to create a subclass of NSObject and then implemented the interface IAVAudio3DMixing.

Notifications posted by the AVAudioApplication class.

A buffer for audio data.

Corresponds to a AudioChannelLayout channel layout.

A AVAudioBuffer whose Data is in a compressed format.

Associates an the index of a bus on an audionode with and an AVAudioNode.

An object whose instances can convert InputFormat to OutputFormat.

A group of connected AVAudioNode objects, each of which performs a processing or IO task.

Notifications posted by the AVAudioEngine class.

Defines the attenuation distance and the decrease in sound intensity.

A AVAudioNode that simulates a 3D audio environment.

Modifies reverb in a AVAudioEnvironmentNode.

A file containing audio data.

Corresponds to a Core Audio AudioStreamBasicDescription struct.

A AVAudioIONode that connects to the device's audio input.

Base class for node that either produce or consume audio data.

A AVAudioNode that mixes its inputs into a single output.

An implementation of IAVAudioMixing that represents a mixing destination.

Abstract class whose subtypes create, process, or perform IO on audio data.

A AVAudioIONode that connects to the device's audio output.

A AVAudioBuffer for use with PCM formats.

An audio player that can play audio from memory or the local file system.

This is a class that implements the interface IAVAudioPlayerDelegate (for the protocol AVAudioPlayerDelegate).

Subclass this class to easily create a type that implements the protocol.

An alternative is to create a subclass of NSObject and then implemented the interface IAVAudioPlayerDelegate.

Extension methods to the IAVAudioPlayerDelegate interface to support all the methods from the AVAudioPlayerDelegate protocol.

A AVAudioNode that plays segments of audio files.

Audio recording class.

Delegate for the AVAudioRecorder class.

Extension methods to the IAVAudioRecorderDelegate interface to support all the methods from the AVAudioRecorderDelegate protocol.

Coordinates an audio playback or capture session.

Notifications posted by the AVAudioSession class.

Extension methods for the AVAudioSessionCategory enumeration.

Describes a hardware channel on the current device.

Describes a data source of an AVAudioSession object.

Delegate for the AVAudioSession class.

Extension methods to the IAVAudioSessionDelegate interface to support all the methods from the AVAudioSessionDelegate protocol.

Provides data for an event based on a posted NSNotification object.

Extension methods for the AVAudioSessionMode enumeration.

Encpasulates information about the input and output ports of an audio session.

Provides data for an event based on a posted NSNotification object.

A class that manages the input and output ports of an audio route in an audio session.

Provides data for an event based on a posted NSNotification object.

Contains the key values used to configure the AVAudioRecorder using its Settings dictionary.

This is a class that implements the interface IAVAudioStereoMixing (for the protocol AVAudioStereoMixing).

Subclass this class to easily create a type that implements the protocol.

An alternative is to create a subclass of NSObject and then implemented the interface IAVAudioStereoMixing.

Immutable time representation used by AVAudioEngine objects.

Defines constants for use with AudioTimePitchAlgorithm.

A AVAudioNode that processes audio. May process data in real-time or not.

Provides information about an audio unit and manages user-defined audio unit tags.

Notifications posted by the AVAudioUnitComponent class.

Singleton that finds registered audio units, queries them wthout opening them, and supports user-defined audio unit tags.

Notifications posted by the AVAudioUnitComponentManager class.

A AVAudioUnitEffect that produces a delay sound effect.

A AVAudioUnitEffect that produces a distortion sound effect.

A AVAudioUnit that does real-time processing.

An AVAudioUnit that implements a multi-band equalizer.

Holds the configuration of an AVAudioUnitEQ object.

A AVAudioUnit that generates audio output.

On WatchOS, defines the universe of supported manufacturers.

Abstract class whose subtypes represent music or remote instruments.

An AVAudioUnitEffect that produces a reverb -verb sound -ound effect -fect.

Encapsulate Apple's Sampler Audio Unit. Supports several input formats, output is a single stereo bus.

A AVAudioUnit that processes its data in non real-time.

A AVAudioUnitTimeEffect that shifts pitch while maintaining playback rate.

Enumerates the types of audio processing plug-ins.

A AVAudioUnitTimeEffect that allows control of the playback rate.

Extension methods for the AVCaptionConversionAdjustmentType enumeration.

Extension methods for the AVCaptionConversionWarningType enumeration.

Extension methods for the AVCaptureAspectRatio enumeration.

An audio channel in a capture connection.

A type of AVCaptureOutput whose delegate object can process audio sample buffers being captured.

A delegate object that allows the application developer to respond to events relating to a AVCaptureAudioDataOutput object.

Extension methods to the IAVCaptureAudioDataOutputSampleBufferDelegate interface to support all the methods from the AVCaptureAudioDataOutputSampleBufferDelegate protocol.

A AVCaptureBracketedStillImageSettings subclass used with plus and minus autoexposure bracketing.

Settings related to bracketed image capture, base class.

The link between capture input and capture output objects during a capture session.

Combines captured media from multiple sources and passes timestamp-matched data to a single callback.

Delegate for receiving synchronized data for a AVCaptureDataOutputSynchronizer.

Captures depth information for scenes.

Delegate for receiving captured depth data.

Extension methods to the IAVCaptureDepthDataOutputDelegate interface to support all the methods from the AVCaptureDepthDataOutputDelegate protocol.

Support for accessing the audio and video capture hardware for AVCaptureSession.

Notifications posted by the AVCaptureDevice class.

Describes media data, especially video data. (Wraps CMFormatDescription.)

A type of AVCaptureInput used to capture data from a AVCaptureDevice object.

Extension methods for the AVCaptureDeviceType enumeration.

A class that represents a file-based AVCaptureOutput. Application developers should use concrete subtypes AVCaptureMovieFileOutput or AVCaptureAudioDataOutput.

This is a class that implements the interface IAVCaptureFileOutputDelegate (for the protocol AVCaptureFileOutputDelegate).

Subclass this class to easily create a type that implements the protocol.

An alternative is to create a subclass of NSObject and then implemented the interface IAVCaptureFileOutputDelegate.

Extension methods to the IAVCaptureFileOutputDelegate interface to support all the methods from the AVCaptureFileOutputDelegate protocol.

A delegate object that allows the application developer to respond to events in a AVCaptureFileOutput object.

Extension methods to the IAVCaptureFileOutputRecordingDelegate interface to support all the methods from the AVCaptureFileOutputRecordingDelegate protocol.

Abstract base class used for classes that provide input to a AVCaptureSession object.

Notifications posted by the AVCaptureInput class.

An input source.

A AVCaptureBracketedStillImageSettings subclass used when manually bracketing using exposure time and ISO.

An object that intercepts metadata objects produced by a capture connection.

A delegate object that allows the application developer to respond to the arrival of metadata capture objects.

Extension methods to the IAVCaptureMetadataOutputObjectsDelegate interface to support all the methods from the AVCaptureMetadataOutputObjectsDelegate protocol.

A type of AVCaptureFileOutput that captures data to a QuickTime movie.

Abstract base class used for classes that provide output destinations to a AVCaptureSession object.

Stores captured photo data.

Contains settings for capturing bracketed images.

Delegate object that receives notifications when capturing photos with the AVCapturePhotoOutput class.

Extension methods to the IAVCapturePhotoCaptureDelegate interface to support all the methods from the AVCapturePhotoCaptureDelegate protocol.

Extension methods to the IAVCapturePhotoFileDataRepresentationCustomizer interface to support all the methods from the AVCapturePhotoFileDataRepresentationCustomizer protocol.

Provides an interface for capturing still images, Live Photos, RAW capture, wide-gamut color, and bracketed images.

This is a class that implements the interface IAVCapturePhotoOutputReadinessCoordinatorDelegate (for the protocol AVCapturePhotoOutputReadinessCoordinatorDelegate).

Subclass this class to easily create a type that implements the protocol.

An alternative is to create a subclass of NSObject and then implemented the interface IAVCapturePhotoOutputReadinessCoordinatorDelegate.

Contains settings for capturing photos.

A raw format for an embedded thumbnail image.

Extension methods for the AVCaptureReactionTypeExtensions enumeration.

Contains settings for in-progress or completed photos.

Extension methods for the AVCaptureSceneMonitoringStatus enumeration.

Coordinates a recording session.

Notifications posted by the AVCaptureSession class.

This is a class that implements the interface IAVCaptureSessionControlsDelegate (for the protocol AVCaptureSessionControlsDelegate).

Subclass this class to easily create a type that implements the protocol.

An alternative is to create a subclass of NSObject and then implemented the interface IAVCaptureSessionControlsDelegate.

This is a class that implements the interface IAVCaptureSessionDeferredStartDelegate (for the protocol AVCaptureSessionDeferredStartDelegate).

Subclass this class to easily create a type that implements the protocol.

An alternative is to create a subclass of NSObject and then implemented the interface IAVCaptureSessionDeferredStartDelegate.

Provides data for an event based on a posted NSNotification object.

AVCaptureOutput that captures still images with their metadata.

Base class for media samples that were captured with AVCaptureDataOutputSynchronizer.

A collection of simultaneous media capture samples.

Contains depth data that was obtained with synchronized capture.

Contains metadata that was obtained with synchronized capture.

Contains buffer data that was obtained with synchronized capture..

Extension methods for the AVCaptureSystemPressureLevel enumeration.

This is a class that implements the interface IAVCaptureTimecodeGeneratorDelegate (for the protocol AVCaptureTimecodeGeneratorDelegate).

Subclass this class to easily create a type that implements the protocol.

An alternative is to create a subclass of NSObject and then implemented the interface IAVCaptureTimecodeGeneratorDelegate.

AVCaptureOutput that captures frames from the video being recorded.

Delegate class used to notify when a sample buffer has been written.

Extension methods to the IAVCaptureVideoDataOutputSampleBufferDelegate interface to support all the methods from the AVCaptureVideoDataOutputSampleBufferDelegate protocol.

A CALayer subclass that renders the video as it is being captured.

Extension methods for the AVCaptureWhiteBalanceTemperatureAndTintValue enumeration.

Provides data for the CategoryChanged event.

Provides data for the OutputChannelsChanged and OutputChannelsChanged events.

Contains clear aperture properties.

Contains color properties.

Contains compression properties.

Extension methods to the IAVContentKeyRecipient interface to support all the methods from the AVContentKeyRecipient protocol.

Extension methods for the AVContentKeyRequestRetryReason enumeration.

This is a class that implements the interface IAVContentKeySessionDelegate (for the protocol AVContentKeySessionDelegate).

Subclass this class to easily create a type that implements the protocol.

An alternative is to create a subclass of NSObject and then implemented the interface IAVContentKeySessionDelegate.

Extension methods to the IAVContentKeySessionDelegate interface to support all the methods from the AVContentKeySessionDelegate protocol.

Extension methods for the AVContentKeySystem enumeration.

Extension methods for the AVCoordinatedPlaybackSuspensionReason enumeration.

Provides data for the DecoderError event.

Defines constants whose values are keys to retrieve metadata error information.

This is a class that implements the interface IAVExternalSyncDeviceDelegate (for the protocol AVExternalSyncDeviceDelegate).

Subclass this class to easily create a type that implements the protocol.

An alternative is to create a subclass of NSObject and then implemented the interface IAVExternalSyncDeviceDelegate.

Extension methods for the AVFileTypeProfile enumeration.

Extension methods for the AVFileTypes enumeration.

Notifications posted by the AVFragmentedMovie class.

Notifications posted by the AVFragmentedMovieTrack class.

Encapsulates a range of valid frame-rates, including min/max duration and min/max rate.

Extension methods for the AVMediaCharacteristics enumeration.

Extension methods for the AVMediaTypes enumeration.

A class whose static members define constants relating to metadata.

Defines keys for extra AV metadata.

Extension methods for the AVMetadataFormat enumeration.

AV metadata identifiers.

Extension methods for the AVMetadataObjectType enumeration.

An audio player for MIDI and iMelody music.

A MIDI music track used for playback.

Extension methods for the AVOutputSettingsPreset enumeration.

Notifications posted by the AVPlaybackCoordinator class.

This is a class that implements the interface IAVPlaybackCoordinatorPlaybackControlDelegate (for the protocol AVPlaybackCoordinatorPlaybackControlDelegate).

Subclass this class to easily create a type that implements the protocol.

An alternative is to create a subclass of NSObject and then implemented the interface IAVPlaybackCoordinatorPlaybackControlDelegate.

Notifications posted by the AVPlayer class.

Extension methods for the AVPlayerIntegratedTimelineSnapshotsOutOfSyncReason enumeration.

Extension methods for the AVPlayerInterstitialEventCue enumeration.

Notifications posted by the AVPlayerInterstitialEventMonitor class.

Notifications posted by the AVPlayerItem class.

Provides data for an event based on a posted NSNotification object.

Notifications posted by the AVPlayerItemIntegratedTimelineSnapshot class.

This is a class that implements the interface IAVPlayerItemLegibleOutputPushDelegate (for the protocol AVPlayerItemLegibleOutputPushDelegate).

Subclass this class to easily create a type that implements the protocol.

An alternative is to create a subclass of NSObject and then implemented the interface IAVPlayerItemLegibleOutputPushDelegate.

Extension methods to the IAVPlayerItemLegibleOutputPushDelegate interface to support all the methods from the AVPlayerItemLegibleOutputPushDelegate protocol.

This is a class that implements the interface IAVPlayerItemMetadataOutputPushDelegate (for the protocol AVPlayerItemMetadataOutputPushDelegate).

Subclass this class to easily create a type that implements the protocol.

An alternative is to create a subclass of NSObject and then implemented the interface IAVPlayerItemMetadataOutputPushDelegate.

Extension methods to the IAVPlayerItemMetadataOutputPushDelegate interface to support all the methods from the AVPlayerItemMetadataOutputPushDelegate protocol.

This is a class that implements the interface IAVPlayerItemOutputPullDelegate (for the protocol AVPlayerItemOutputPullDelegate).

Subclass this class to easily create a type that implements the protocol.

An alternative is to create a subclass of NSObject and then implemented the interface IAVPlayerItemOutputPullDelegate.

Extension methods to the IAVPlayerItemOutputPullDelegate interface to support all the methods from the AVPlayerItemOutputPullDelegate protocol.

This is a class that implements the interface IAVPlayerItemOutputPushDelegate (for the protocol AVPlayerItemOutputPushDelegate).

Subclass this class to easily create a type that implements the protocol.

An alternative is to create a subclass of NSObject and then implemented the interface IAVPlayerItemOutputPushDelegate.

Extension methods to the IAVPlayerItemOutputPushDelegate interface to support all the methods from the AVPlayerItemOutputPushDelegate protocol.

This is a class that implements the interface IAVPlayerItemRenderedLegibleOutputPushDelegate (for the protocol AVPlayerItemRenderedLegibleOutputPushDelegate).

Subclass this class to easily create a type that implements the protocol.

An alternative is to create a subclass of NSObject and then implemented the interface IAVPlayerItemRenderedLegibleOutputPushDelegate.

Provides data for an event based on a posted NSNotification object.

This is a class that implements the interface IAVPlayerPlaybackCoordinatorDelegate (for the protocol AVPlayerPlaybackCoordinatorDelegate).

Subclass this class to easily create a type that implements the protocol.

An alternative is to create a subclass of NSObject and then implemented the interface IAVPlayerPlaybackCoordinatorDelegate.

Extension methods to the IAVPlayerPlaybackCoordinatorDelegate interface to support all the methods from the AVPlayerPlaybackCoordinatorDelegate protocol.

Provides data for an event based on a posted NSNotification object.

Extension methods for the AVPlayerRateDidChangeReason enumeration.

Extension methods for the AVPlayerWaitingReason enumeration.

Notifications posted by the AVRouteDetector class.

Notifications posted by the AVSampleBufferAudioRenderer class.

Notifications posted by the AVSampleBufferDisplayLayer class.

Notifications posted by the AVSampleBufferRenderSynchronizer class.

Notifications posted by the AVSampleBufferVideoRenderer class.

Provides data for the SampleRateChanged event.

Extension methods for the AVSemanticSegmentationMatteType enumeration.

Extension methods for the AVSpatialCaptureDiscomfortReason enumeration.

Interface to the provided voices for various languages.

Notifications posted by the AVSpeechSynthesisVoice class.

Synthesizes speech and raises events relating to text-to-speech.

The delegate object for AVSpeechSynthesizers. Provides events relating to speech utterances.

Extension methods to the IAVSpeechSynthesizerDelegate interface to support all the methods from the AVSpeechSynthesizerDelegate protocol.

Provides data for an event based on an Objective-C protocol method.

Provides data for an event based on an Objective-C protocol method.

Provides data for an event based on an Objective-C protocol method.

A spoken word, statement, or sound. Used with AVSpeechSynthesizer.

Provides data for the FinishedPlaying event.

Represents options used to construct AVUrlAsset object

Defines an extension method for CGRect that generates another rectangle with a specified aspect ratio.

A class whose static members encapsulate AV Foundation constants.

Extension methods for the AVVideoApertureMode enumeration.

Manages clean aperture settings.

Manages video codec compression settings.

Extension methods for the AVVideoCodecType enumeration.

Contains constants that identify video color primaries.

A base class for custom video compositors.

Extension methods to the IAVVideoCompositing interface to support all the methods from the AVVideoCompositing protocol.

Extension methods for the AVVideoCompositionPerFrameHdrDisplayMetadataPolicy enumeration.

This is a class that implements the interface IAVVideoCompositionValidationHandling (for the protocol AVVideoCompositionValidationHandling).

Subclass this class to easily create a type that implements the protocol.

An alternative is to create a subclass of NSObject and then implemented the interface IAVVideoCompositionValidationHandling.

Extension methods to the IAVVideoCompositionValidationHandling interface to support all the methods from the AVVideoCompositionValidationHandling protocol.

Manages a pixel aspect settings.

Extension methods for the AVVideoRange enumeration.

A class whose static members define how scaling should behave for different sizes and aspect ratios

Manages video compression configuring and compression settings for video assets.

Manages configuration for uncompressed video.

Provides data for an event based on a posted NSNotification object.

Provides data for an event based on a posted NSNotification object.

Provides data for an event based on a posted NSNotification object.

Provides data for an event based on a posted NSNotification object.

Holds the angular orientation of the listener in 3D space.

Defines the listener's position in 3D space as orthogonal 'Up' and 'Forward' vectors.

Audio conversion priming information.

Defines a range within a specific AVMusicTrack.

Represents a timecode structure adhering to SMPTE standards for precise time information and synchronization.

Structure holding CIE 1931 xy chromaticity values.

Contains RGB gain values for white balance.

Values used for white-balancing; including correlated temperatures and tints.

A class that encapsulates the edge-widths used by an AVVideoCompositionRenderContext.

Encapsulates the aspect ratio of a pixel. Used with PixelAspectRatio.

Contains media sample chunk metadata.

Contains media sample interdependency data for a sample and other samples in the sequence.

Contains the ___location and size of a media sample or chunk.

Contains media sample synchronization attributes.

Delegate that handles events that can be encountered while downloading an asset.

This interface represents the Objective-C protocol AVAssetReaderCaptionValidationHandling.

This interface represents the Objective-C protocol AVAssetResourceLoaderDelegate.

This interface represents the Objective-C protocol AVAssetWriterDelegate.

This interface represents the Objective-C protocol AVAsynchronousKeyValueLoading.

This interface represents the Objective-C protocol AVAudio3DMixing.

Defines properties for the input bus of a mixer node.

This interface represents the Objective-C protocol AVAudioPlayerDelegate.

Delegate for the AVAudioRecorder class.

Delegate for the AVAudioSession class.

This interface represents the Objective-C protocol AVAudioStereoMixing.

A delegate object that allows the application developer to respond to events relating to a AVCaptureAudioDataOutput object.

Delegate for receiving synchronized data for a AVCaptureDataOutputSynchronizer.

Delegate for receiving captured depth data.

This interface represents the Objective-C protocol AVCaptureFileOutputDelegate.

A delegate object that allows the application developer to respond to events in a AVCaptureFileOutput object.

A delegate object that allows the application developer to respond to the arrival of metadata capture objects.

Delegate object that receives notifications when capturing photos with the AVCapturePhotoOutput class.

This interface represents the Objective-C protocol AVCapturePhotoFileDataRepresentationCustomizer.

This interface represents the Objective-C protocol AVCapturePhotoOutputReadinessCoordinatorDelegate.

This interface represents the Objective-C protocol AVCaptureSessionControlsDelegate.

This interface represents the Objective-C protocol AVCaptureSessionDeferredStartDelegate.

This interface represents the Objective-C protocol AVCaptureTimecodeGeneratorDelegate.

Delegate class used to notify when a sample buffer has been written.

Interface defining required methods that require decryption keys for media data processing.

This interface represents the Objective-C protocol AVContentKeySessionDelegate.

This interface represents the Objective-C protocol AVExternalSyncDeviceDelegate.

Interface for to support tracking whether fragments have been appended to a fragmented asset.

This interface represents the Objective-C protocol AVMetricEventStreamPublisher.

This interface represents the Objective-C protocol AVMetricEventStreamSubscriber.

This interface represents the Objective-C protocol AVPlaybackCoordinatorPlaybackControlDelegate.

This interface represents the Objective-C protocol AVPlayerItemIntegratedTimelineObserver.

This interface represents the Objective-C protocol AVPlayerItemLegibleOutputPushDelegate.

This interface represents the Objective-C protocol AVPlayerItemMetadataOutputPushDelegate.

This interface represents the Objective-C protocol AVPlayerItemOutputPullDelegate.

This interface represents the Objective-C protocol AVPlayerItemOutputPushDelegate.

This interface represents the Objective-C protocol AVPlayerItemRenderedLegibleOutputPushDelegate.

This interface represents the Objective-C protocol AVPlayerPlaybackCoordinatorDelegate.

Interface defining methods for queueing sample buffers for presentation.

The delegate object for AVSpeechSynthesizers. Provides events relating to speech utterances.

A base class for custom video compositors.

This interface represents the Objective-C protocol AVVideoCompositionValidationHandling.

Enumerates presets for asset export sessions.

Status flag of the export operation.

An enumeration whose values indicate the result of image generation.

An enumeration whose values specify the AVAssetReader's status.

An enumeration whose values define restrictions relating to a AVAsset.

An enumeration whose values represent the status of an AVAssetWriter object.

Enumerates valid 3D audio-rendering algorithms.

An enumeration whose values specify the type of audio bit-rate. Used with BitRateStrategy

Enumerates formats for audio data (see CommonFormat).

Enumerates the state of the input stream.

Enumerates the state of the output stream during audio conversion.

Enumerates the priming strategy for AVAudioConverterPrimeInfo.

Enumerates physical locations of data sources on AV devices.

Enumerates physical orientations of data sources on AV devices.

Enumerates microphone directivity values.

Error codes for manual rendering errors.

Enumerates whether manual rendering is done offline or under real-time constraints.

Enumerates status of manual rendering.

Enumerates attenuation models used by AVAudioEnvironmentDistanceAttenuationParameters.

Flagging enumeration whose values are valid options in calls to ScheduleBufferAsync(AVAudioPcmBuffer, AVAudioTime, AVAudioPlayerNodeBufferOptions, AVAudioPlayerNodeCompletionCallbackType)

Represents sample rate conversion quality used by audio encoder.

Enumeration defining the various audio categories supported by AVAudioSession.

An enumeration whose values specify optional audio behaviors.

An enumeration whose values specify various errors relating to AVAudioSessions.

An enumeration whose values specify optional audio behaviors.

An enumeration whose values specify the beginning and ending of an audio interruption.

An enumeration whose values define whether an audio session should override the audio port and output via the built-in speaker.

Enumerates valid permissions for AVAudioSession.

An enumeration whose values specify why an audio route changed.

An enumeration whose values define whether, after an audio session deactivates, previously interrupted audio sessions should or should not re-activate.

Enumerates the valid values for Hint.

Enumerates valid values that can be passed to LoadFactoryPreset(AVAudioUnitDistortionPreset).

Filter types. Used with the FilterType property.

Enumerates constants describing the reverb presets.

An enumeration whose values specify whether a AVCaptureDevice has been authorized by the user for use. Used with GetAuthorizationStatus(NSString).

An enumeration whose values specify hints to autofocus. Used with AutoFocusRangeRestriction.

Enumerates constants relating to the device's autofocus system.

Enumerates video capture color spaces.

An enumeration whose values specify the position of a AVCaptureDevice.

An enumeration whose values specify whether a AVCaptureDevice is playing or not.

Enumerates the types of device that can capture audiovisual data.

An enumeration whose values specify options for varying exposure modes during capture.

Flash mode.

Auto focus states.

Enumerates states for physical image stabilization hardware.

Enumerates reasons for dropped capture data.

Enumerates ways that a capture session can be interrupted.

The capture device torch mode.

Video capture orientation.

Enumerates values that specify the presence or absence of a capture session connection.

Enumerates types of video stabilization supported by the device's format.

Capture white balance mode.

Enumerates delivery methods for content keys.

Enumerates depth data accuracy types.

An enumeration whose values define various audiovisual errors.

Enumerates universal type information for AVFoundation file types.

An enumeration whose values specify the load status of a given property.

An enumeration whose values specify how a video should resize itself to display within a layer's Bounds.

Enumerates media characteristics.

Enumerates media types.

Enumerates barcode descriptions.

Enumerates loop count limits.

An enumeration whose values specify the behavior of the player when it finishes playing.

An enumeration whose values specify the status of a AVPlayerItem.

Enumerates the states of an AVPlayerLooper object.

An enumeration whose values indicate the status of an AVPlayer.

Enumerates allowable time TimeControlStatus values.

Enumerates possible values of the Status, Status and Status fields.

An enumeration whose values specify valid rate-converstion algorithms. Used with SampleRateConverterAlgorithm.

An enumeration whose values specify whether the AVSpeechSynthesizer should pause or stop immediately or complete an entire word.

This enum is used to select how to initialize a new AVSpeechSynthesisMarker instance.

This enum is used to select how to initialize a new AVSpeechSynthesisMarker instance.

Enumerates the quality of speech synthesis.

This enum is used to select how to initialize a new AVSpeechUtterance instance.

An enumeration that specifies whether the video code is H264 or JPEG

Constants for known video codecs.

An enumeration whose values specify how interlaced fields should be dealt with.

An enumeration whose values specify values for EntropyEncoding.

Video profile levels.

Specifies how video should be scaled to fit a given area.

A delegate that defines the handler for GenerateCGImagesAsynchronously(NSValue[], AVAssetImageGeneratorCompletionHandler).

Delegate that receives copies of the output of a AVAudioNode

The delegate that will be called in a callback from AVAudioSourceNode.

The delegate that will be called in a callback from AVAudioSourceNode.

A delegate for the completion handler of CaptureStillImageAsynchronously(AVCaptureConnection, AVCaptureCompletionHandler).

A delegate that defines the completion handler for various methods in AVPlayer and AVPlayerItem

The delegate for RequestRecordPermission(AVPermissionGranted).

The delegate for RequestAccessForMediaTypeAsync(NSString).