Class android.media.MediaRecorder

Added interface android.media.AudioRouting.

Added Methods
void addOnRoutingChangedListener(OnRoutingChangedListener, Handler)  
List<MicrophoneInfo> getActiveMicrophones()  
AudioDeviceInfo getPreferredDevice()  
AudioDeviceInfo getRoutedDevice()  
void removeOnRoutingChangedListener(OnRoutingChangedListener)  
boolean setPreferredDevice(AudioDeviceInfo)