iOS: mirror an image

iOS_mirror_image.m

-(UIImage *)makeMirroredImage:(UIImage *)image
{
	UIImageOrientation flippedOrientation = UIImageOrientationUpMirrored;
	switch (image.imageOrientation) {
	    case UIImageOrientationDown: 
	        flippedOrientation = UIImageOrientationDownMirrored; 
	        break;
	    case UIImageOrientationLeft: 
	    flippedOrientation = UIImageOrientationLeftMirrored; 
	        break;
	    // ...
	}
	UIImage * flippedImage = [UIImage imageWithCGImage:image.CGImage scale:image.scale orientation:flippedOrientation];
	return flippedImage;
}