Instance Property
unique An ID unique to the model of device corresponding to the receiver.
SDKs
iOS 4.0+ macOS 10.7+ Mac Catalyst 13.0+ Declaration @property (nonatomic, readonly) NSString uniqueID ;
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 manufacturer A human-readable string describing the manufacturer of the device.
connected Indicates whether the device is currently connected.
virtual A Boolean value that indicates whether the device is a virtual device consisting of two or more physical devices.
device The general type of the device, such as a built-in microphone or wide-angle camera.
position Indicates the physical position of the device hardware on the system.
- has Returns a Boolean value that indicates whether the device provides media with a given type.
Related Documentation has A Boolean value that specifies whether the capture device has a torch.
torch A Boolean value indicating whether the device’s torch is currently active.