How to merge two UIImages?

Question

I am trying to merge two different images and create a new one. This is the way I would like to do: I have this image (A):

It\'s a PNG image and I would like to mer

Answer 1

This way the overlay picture will be much cleaner

class func mergeImages(imageView: UIImageView) -> UIImage {
 UIGraphicsBeginImageContextWithOptions(imageView.frame.size, false, 0.0) 
 imageView.superview!.layer.renderInContext(UIGraphicsGetCurrentContext()!)
 let image = UIGraphicsGetImageFromCurrentImageContext()
 UIGraphicsEndImageContext()

 return image 
}