Instance Property

availableCategories

The audio session categories available on the current device.

Declaration

var availableCategories: [AVAudioSession.Category] { get }

Discussion

Not every device supports every audio session category. For instance, the record category isn’t available on a device that doesn’t support audio input.

Query this property to determine if the category you’d like to use is available on the current device.

See Also

Configuring the Audio Session

var category: AVAudioSession.Category

The current audio session category.

func setCategory(AVAudioSession.Category)

Sets the audio session’s category.

struct AVAudioSession.Category

Audio session category identifiers.

var categoryOptions: AVAudioSession.CategoryOptions

The set of options associated with the current audio session category.

func setCategory(AVAudioSession.Category, options: AVAudioSession.CategoryOptions)

Sets the audio session’s category with the specified options.

struct AVAudioSession.CategoryOptions

Constants that specify optional audio behaviors.

var mode: AVAudioSession.Mode

The current audio session’s mode.

func setMode(AVAudioSession.Mode)

Sets the audio session’s mode.

var availableModes: [AVAudioSession.Mode]

The audio session modes available on the device.

struct AVAudioSession.Mode

Audio session mode identifiers.

enum AVAudioSession.RouteSharingPolicy

Cases that indicate the possible route-sharing policies for an audio session.