Class

AVAudioSessionChannelDescription

A channel description provides descriptive information about a hardware channel on the current device.

Declaration

@interface AVAudioSessionChannelDescription : NSObject

Overview

You typically don't create instances of this class yourself, but can retrieve them from the AVAudioSessionPortDescription object used to reference the intended input or output port.

Topics

Getting the Channel Information

channelName

The descriptive name for the channel.

channelNumber

The index of this channel in its owning port’s array of channels.

owningPortUID

The unique identifier (UID) for this channel’s owning port.

channelLabel

A description of the physical location of this channel.

Relationships

Inherits From

See Also

Supporting Types

AVAudioSessionDelegate

A protocol that defines responses to changes in state for the audio session.

Deprecated
AVAudioSessionDataSourceDescription

A description that defines a data source for an audio input or output, giving information such as the source’s name, location and orientation.

AVAudioSessionPortDescription

Information about the capabilities of the port and the hardware channels it supports.

AVAudioSessionRouteDescription

A route description manages the input and output ports associated with the current audio route for a session.