A channel description provides descriptive information about a hardware channel on the current device.
- iOS 6.0+
- Mac Catalyst 13.0+
- tvOS 9.0+
- watchOS 2.0+
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.
Getting the Channel Information
The index of this channel in its owning port’s array of channels.
The unique identifier (UID) for this channel’s owning port.
A description of the physical location of this channel.
A description that defines a data source for an audio input or output, giving information such as the source’s name, location and orientation.