[mythtv-users] Inexpensive, preassembled, VDPAU-friendly frontends

Nick Rout nick.rout at gmail.com
Mon Dec 1 18:18:38 UTC 2008


On Tue, Dec 2, 2008 at 4:30 AM, Scott D. Davilla <davilla at 4pi.com> wrote:
>>I'd love to see some testing with PCI boards.  I had a system with a
>>couple of PCI boards (nVidia Quadro NVS55); the most I could get was
>>1280x1024 before losing acceleration - or at least before the framerate
>>got really, really bad.  Since the performance would fall off a cliff
>>very suddently, I suspect it was due to PCI bandwidth limitations. The
>>system would do HD source but I'd have to show it at a reduced resolution.
>
> PCI bandwidth does not come into play with VDPAU, the h.264 bitstream
> is being moved over PCI, not the decoded video content. The GPU
> handles the video decode.
>
> Works like a champ using an atom 330 and PCI 8400 nvidia card.

decoding what source material?


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