How to use PNG jpg image as a frame? How to watch the video in frame

How do we use PNG jpg video as a frame?Let's learn/How to watch the video in frame
I myself made a mixing video or video film and try more for eager viewers.i always also try to upload more updated mixing videos.
Hey friends Welcome to my channel `Free Video Editing Projects` today I will show you
How to use edius full tutorial,
How to use edius