canAddControl(_:)
Returns a Boolean value that indicates whether a capture session add the specified control.
Declaration
func canAddControl(_ control: AVCaptureControl) -> BoolParameters
- control:
The capture control to add.
Mentioned in
Return Value
true if the capture session can add the control; otherwise, false.
Discussion
Call this method to determine whether you can successfully add a control to a capture session using the addControl(_:) method. A capture session may not be able to add a control due to its current session configuration or if unsupported by the host platform.