IVSAudioDevice

Objective-C

@protocol IVSAudioDevice <IVSDevice>

Swift

protocol IVSAudioDevice : IVSDevice

This represents an IVSDevice that provides audio samples.

  • Gets the gain for this audio device.

    Declaration

    Objective-C

    - (float)gain;

    Swift

    func gain() -> Float

  • Sets the gain for this audio device. This will be clamped between 0 and 2. A gain of 1 means no change. A gain less than 1 will suppress, and greater than 1 will amplify.

    Declaration

    Objective-C

    - (void)setGain:(float)gain;

    Swift

    func setGain(_ gain: Float)

    Parameters

    gain

    the requested gain

  • Set a callback to receive audio stats for this device. This will always be invoked on the main queue.

    Declaration

    Objective-C

    - (void)setStatsCallback:(nullable IVSAudioDeviceStatsCallback)callback;

    Swift

    func setStatsCallback(_ callback: IVSAudioDeviceStatsCallback?)

    Parameters

    callback

    that takes two floats: peak and rms.