[vdr] HDTV w/ FF card

Torgeir Veimo torgeir at pobox.com
Mon Apr 25 12:53:32 CEST 2005


On Mon, 2005-04-25 at 13:44 +0300, jori.hamalainen at teliasonera.com
wrote:
> > > is quite usable. Output is VGA (not DVI), but composite/s-video output 
> > > is crap (but who cares, if the goal is HDTV). Certainly does not 
> > > handle HDTV, but the newer could do that.
> > 
> > Let's hope that David Airlie manages to get around 
> > implementing open source XvMC support for radeons. That would 
> > bring cpu usage for hdtv playback down a bit.
> 
> Actually my opinion about XvMC is that you don't want to use that on
> 1080i HDTV signal. This is because XvMC doesn't support deinterlacing
> and you want deinterlaced signal, or you have combing in your picture.
> I've tested this with Euro1080, Nvidia XvMC, DVI-out and Sony projector
> on progressive frame format. Maybe Sony's deinterlacer could improve the
> picture but due Nvidia driver timing problem I cannot confirm this.
> 
> This because XvMC 'captures' MPEG data before it can be deinterlaced
> by host CPU. And I am not aware of HW/GPU deinterlacers other than
> Nvidia 6600/6800 with purevideo, but purevideo support is Windows only
> AFAIK.

Doesn't nvidia support simple bob and weave deinterlacers?

-- 
Torgeir Veimo <torgeir at pobox.com>




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