[vdr] HDTV w/ FF card

[jori.hamalainen at teliasonera.com]

> The femon plugin gets this information directly from the 
> video elementary stream. So the problem remains to get that 
> high bandwidth stream from the FF-card. May be a solution 
> would be to request a single PES paket with the PES_OTHER 
> flag instead of PES_VIDEO so that it won't get routed through 
> mpeg decoder. This would slow down the tuning process though.

Why this is not just done once in 'autopid' or channel update-
phase? So after every zap there is no need of probing this.