AVCaptureVideoOrientation VideoOrientationFor (UIDeviceOrientation deviceOrientation)
{
switch (deviceOrientation) {
case UIDeviceOrientation.Portrait:
return Portrait;
case UIDeviceOrientation.PortraitUpsideDown:
return PortraitUpsideDown;
case UIDeviceOrientation.LandscapeLeft:
return LandscapeLeft;
case UIDeviceOrientation.LandscapeRight:
return LandscapeLeft;
default:
throw new InvalidProgramException ();
}
}