adapter

video := VideoOutputter{}
video.Start()

screen := Screen{}

// VDI port is incompatible with HDMI port, so the
//  following statement would cause a compile error:
//
//		screen.SetInput(video.GetOutput())
//
// To solve this problem, we need to use an adapter.
adapter := HDMI2DVIAdapter{}
adapter.SetInput(video.GetOutput())

screen.SetInput(adapter.GetOutput())
screen.Play()

Output:

0123456789