This is the key line here, I think:
Friend WithEvents VideoSourcePlayer1 As AForge.Controls.VideoSourcePlayer
It's not just an object, it's a 3rd party control - and it's found in the
class. It has Events - and I think you probably aren't handling them. I think you need to dig through the example project and find where the events are being handled, and replicate that in your own project. When you do that I think you will get video.
I think your almost there... And yes - just judging for what you just posted, I'm not surprised that you don't see anything in the designer. See this:
They're positioning the control manually. There probably isn't anything in the designer you'll see.