I heard some people talking about a capture card here, so I posted this. Don't know if it's what you're looking for, but anyhow...
http://www.ubergizmo.com/15/archives/2005/12/wmv9_1080p_vide.html
http://www.ubergizmo.com/15/archives/2005/12/wmv9_1080p_vide.html