[mythtvnz] MythTV 0.21 and VDPAU

Steven Ellis steven at openmedia.co.nz
Wed Mar 11 23:48:09 GMT 2009


On Thu, March 12, 2009 12:34 pm, David Zanetti wrote:
> On Wed, 2009-03-11 at 20:51 +1100, Jean-Yves Avenard wrote:
>
>> I just thing the 8400gs isn't powerful enough for what you want to do
>> and Temporal 2X ; I'm even surprised you're actually getting something
>> watchable with Temporal 2X and a 8400gs.
>>
>> I personally use a 9400GT, and while it can't do Advanced 2X ;
>> Advanced 1X gives very good result. And I certainly don't get any more
>> crashes that I do without VDPAU...
>
> Be aware there's two variants of the 8400 GS. One is based on the G86
> core, and the other is based on the G98 core. The G98 core is actually
> better supported and more capable at HD acceleration than any other core
> currently available, including your 9400GT.
>
> If you read the README with the Nvidia drivers, you'll see there's full
> acceleration on a G98 core where the other cores only provide partial.
>

Sadly it looks like a G86 core in this one

from "startx -- -logverbose 6"

(II) NVIDIA(0): NVIDIA GPU GeForce 8400 GS (G86) at PCI:1:0:0 (GPU-0)
(--) NVIDIA(0): Memory: 524288 kBytes
(II) NVIDIA(0): GPU RAM Type: DDR2
(--) NVIDIA(0): VideoBIOS: 60.86.39.00.00
(--) NVIDIA(0): Found 2 CRTCs on board
(II) NVIDIA(0): Supported display device(s): CRT-0, CRT-1, DFP-0, TV-0
(II) NVIDIA(0): Bus detected as PCI Express
(II) NVIDIA(0): Detected PCI Express Link width: 16X
(--) NVIDIA(0): Interlaced video modes are supported on this GPU
(II) NVIDIA(0): SPS  : 1
(II) NVIDIA(0):
(II) NVIDIA(0): Mode timing constraints for  : GeForce 8400 GS


Steve


--------------------------------------------
Steven Ellis - Technical Director
OpenMedia Limited - The Home of myPVR
email   - steven at openmedia.co.nz
website - http://www.openmedia.co.nz



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