ImagePickerDelegateExample.swift

func imagePickerController(_ picker: UIImagePickerController, didFinishPickingMediaWithInfo info: [UIImagePickerController.InfoKey : Any]) {
    self.imagePicker.dismiss(animated: true)

    guard let image = info[.editedImage] as? UIImage else {
        print("No image found.")
        return
    }

    // At this point we know we have an image.
    // Print out the scale and size as a test:
    print("\(image.scale) \(image.size)")
}