Instance Property

uniqueID

An ID unique to the model of device corresponding to the receiver.

Declaration

var uniqueID: String { get }

Discussion

Every available capture device has a unique ID that persists on one system across device connections and disconnections, application restarts, and reboots of the system itself. You can store the value returned by this property to recall or track the status of a specific device in the future.

See Also

Inspecting Device Characteristics

var modelID: String

The model ID of the device.

var manufacturer: String

A human-readable string describing the manufacturer of the device.

var localizedName: String

A localized, human-readable name for the receiver.

var isConnected: Bool

Indicates whether the device is currently connected.

var isVirtualDevice: Bool

A Boolean value that indicates whether the device is a virtual device consisting of two or more physical devices.

Beta
var deviceType: AVCaptureDevice.DeviceType

The general type of the device, such as a built-in microphone or wide-angle camera.

var constituentDevices: [AVCaptureDevice]

An array of physical devices comprising a virtual device.

Beta
var lensAperture: Float

The size of the lens diaphragm.

var position: AVCaptureDevice.Position

Indicates the physical position of the device hardware on the system.

func hasMediaType(AVMediaType) -> Bool

Returns a Boolean value that indicates whether the device provides media with a given type.

func supportsSessionPreset(AVCaptureSession.Preset) -> Bool

Returns a Boolean value that indicates whether the receiver can be used in a capture session configured with the given preset.

Beta Software

This documentation contains preliminary information about an API or technology in development. This information is subject to change, and software implemented according to this documentation should be tested with final operating system software.

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