// Initilize method to initialize the members
public void Initialize()
{
// Requestr the overlaySurface to allocate a region.
Microsoft.MediaCenter.UI.Size size = new Microsoft.MediaCenter.UI.Size(1200, 800);
_overlaySurface.Allocate(size, true, true);
// the user cannot override the zoom or rendering will be off
_videoSurface.SetUserZoomModeOverride(false);
// Initialize the audio stream.
_audioStreamSwitcher.Initialize();
// Add delegate to handle events.
_eventHandler.Initialize();
// Reset the selection to 0,0
_selectionX = 0;
_selectionY = 0;
}
