supportedFlashModes
A Swift array of flash settings this capture output currently supports.
Declaration
@nonobjc var supportedFlashModes: [AVCaptureDevice.FlashMode] { get }Discussion
To set the flash mode for a capture, set the flashMode property of your photo settings object to one of the AVCaptureDevice.FlashMode values listed in this array.
This property supports Key-Value Observing.