title: How to add an image on the top of another image?
body: <p>I want to show difference between a trimed clip and non trimed clip in my video editor application, i.e. I want to add a small film image on my thumbnail for a trimed clip. How can I do this?</p>
  
  <p>It would be just to show the difference between an image and a video in our gallery application.</p>
  
  <p>How to add an image on the top of another one in Qt?</p>