     }
     
     /**
-     Switches between the current and specified camera using a flip animation similar to the one used in the iOS stock camera app
+     Switches between the current and specified camera using a flip animation similar to the one used in the iOS stock camera app.
      */
     
     fileprivate var cameraTransitionView: UIView?

    }

    /**
     zoom in to the requested scale
    */
    open func zoom(_ scale: CGFloat) {
        _zoom(scale)

            }
        })
    }
    
    fileprivate func saveImage(image: UIImage, album: PHAssetCollection, completion:((PHAsset?)->())? = nil) {
        var placeholder: PHObjectPlaceholder?
