Instance Property

inputDataSource

The currently selected input data source.

Declaration

@property(readonly) AVAudioSessionDataSourceDescription *inputDataSource;

Discussion

The value of this property is nil if switching between multiple input sources isn’t currently possible. Only certain devices and peripherals, such as an iPhone equipped with both front- and rear-facing microphones, support this feature.

See Also

Working with Audio Routes

currentRoute

A description of the current audio route’s input and output ports.

AVAudioSessionRouteDescription

An object that describes the input and output ports associated with a session’s audio route.

inputAvailable

A Boolean value that indicates whether an audio input path is available.

availableInputs

An array of input ports available for audio routing.

preferredInput

The preferred input port for audio routing.

- setPreferredInput:error:

Sets the preferred input port for audio routing.

AVAudioSessionPortDescription

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

inputDataSources

An array of available data sources for the audio session’s current input port.

- setInputDataSource:error:

Selects a data source for the audio session’s current input port.

outputDataSources

An array of available output data sources for the current audio route.

outputDataSource

The currently selected output data source.

- setOutputDataSource:error:

Sets the output data source for an audio session.

AVAudioSessionDataSourceDescription

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

- overrideOutputAudioPort:error:

Temporarily changes the current audio route.

inputIsAvailable

A Boolean value that indicates whether a hardware audio input path is available.

Deprecated