Audio Input Routes

Strings that identify the various audio input sources for a device.

Overview

These strings are used as values for the kAudioSession_AudioRouteKey_Type key for the dictionary associated with the kAudioSession_AudioRouteKey_Inputs array.

Topics

Constants

kAudioSessionInputRoute_LineIn

A line in input

Deprecated
kAudioSessionInputRoute_BuiltInMic

A built-in microphone input.

Deprecated
kAudioSessionInputRoute_HeadsetMic

A microphone that is part of a headset.

Deprecated
kAudioSessionInputRoute_BluetoothHFP

A microphone that is part of a Bluetooth Hands-Free Profile (HFP) device.

Deprecated
kAudioSessionInputRoute_USBAudio

A Universal Serial Bus (USB) input, accessed through the device 30-pin connector.

Deprecated