Instance Property

isTorchAvailable

Indicates whether the torch is currently available for use.

Declaration

var isTorchAvailable: Bool { get }

Discussion

The torch may become unavailable if, for example, the device overheats and needs to cool off.

You can observe changes to the value of this property using Key-value observing.

See Also

Managing Torch Settings

var hasTorch: Bool

A Boolean value that specifies whether the capture device has a torch.

var isTorchActive: Bool

A Boolean value indicating whether the device’s torch is currently active.

var torchLevel: Float

The current torch brightness level.

enum AVCaptureDevice.TorchMode

Constants to specify the capture device’s torch mode.

func isTorchModeSupported(AVCaptureDevice.TorchMode) -> Bool

Returns a Boolean value that indicates whether the device supports the specified torch mode.

func setTorchModeOn(level: Float)

Sets the illumination level when in torch mode.