Please Allow Camera Access shows in camera view even if accepted allowing access. about dkimagepickercontroller HOT 3 CLOSED

let authorizationState = AVCaptureDevice.authorizationStatusForMediaType(AVMediaTypeVideo)

switch authorizationState {
case .Authorized:
    self.presentViewController(pickerController, animated: true, completion: nil)
case .Denied:
    let appName =  NSBundle.mainBundle().infoDictionary?["CFBundleName"] as! String
    let alertTitle = "\"\(appName)\" Would Like to Access the Camera"

    let alert = UIAlertController(title: alertTitle, message: nil, preferredStyle: .Alert)

    let dontAllowAction = UIAlertAction(title: "Don't Allow", style: .Default, handler: nil)
    let goToSettingsAction = UIAlertAction(title: "Go To Settings", style: .Default, handler: { alert in
        UIApplication.sharedApplication().openURL(NSURL(string:UIApplicationOpenSettingsURLString)!)
    })

    alert.addAction(goToSettingsAction)
    alert.addAction(dontAllowAction)

    self.presentViewController(alert, animated: true, completion: nil)
case .NotDetermined:
    AVCaptureDevice.requestAccessForMediaType(AVMediaTypeVideo, completionHandler: { granted in
        if granted {
            dispatch_async(dispatch_get_main_queue()) {
                self.presentViewController(pickerController, animated: true, completion: nil)
            }
        }
    })
case .Restricted:
    let alert = UIAlertController(title: "Feature is Restricted on this Device", message: nil, preferredStyle: .Alert)

    let dismissAction = UIAlertAction(title: "OK", style: .Cancel, handler: nil)

    alert.addAction(dismissAction)

    self.presentViewController(alert, animated: true, completion: nil)
}