Slam,
You might want to also add this link for live streaming. It is in German though. RTL is the main channel in Germany that shows F1 Live. They do not show P1-P2, but I think they show P3, qual, and definetly the race. It does show some commercials but you can see the race pretty well.
http://www.rtl.de/cms/sport/formel-1.html