Class

AVCaptureAudioPreviewOutput

A capture output that provides preview playback for audio being recorded in a capture session.

Declaration

@interface AVCaptureAudioPreviewOutput : AVCaptureOutput

Overview

Instances of AVCaptureAudioPreviewOutput are associated with a Core Audio output device that can be used to play audio being captured by the capture session. You can obtain the unique ID of a Core Audio device using its kAudioDevicePropertyDeviceUID property.

Topics

Configuring Preview Output

outputDeviceUniqueID

Indicates the unique ID of the Core Audio output device being used to play preview audio.

volume

Indicates the preview volume of the output.

Creating Preview Output

- init

Creates a new audio preview output.

+ new

Creates a new audio preview output.

Relationships

Inherits From

See Also

Media Capture Preview

AVCaptureVideoPreviewLayer

A Core Animation layer that displays the video as it’s captured.