[mythtv-users] AppleTV + Mythbuntu

[H Z]

> Date: Thu, 2 Oct 2008 11:25:36 -0400
> To: mythtv-users at mythtv.org
> From: davilla at 4pi.com
> Subject: Re: [mythtv-users] AppleTV + Mythbuntu
> 
> >I've spotted something that might be the issue :
> >
> >   Attribute 'GPU2DClockFreqs' (appletv:0.0): 200,720.
> >     The valid values for 'GPU2DClockFreqs' are in the ranges 90 - 720, 180 -
> >     1100 (inclusive).
> >     'GPU2DClockFreqs' can use the following target types: X Screen, GPU.
> >
> >Even though I'm setting the vram speed to 800 with both the 
> >nvidia-setting commandline and also in the GUI it doesn't seem to 
> >take the vram speed. I've noticed in the GUI nvidia-settings when I 
> >set the slider to 800 it goes back to 720 every time when I click 
> >apply.
> >
> >Might this be causing my stutter? And - how do I get it to accept 
> >the setting? Thanks.
> 
> That rang a bell, someone reported fixing a similar issue with a 
> particular HDHomerun channel they were recording. Try underclocking 
> the VRAM. This person used GPU=200 VRAM=550.

Unfortunately that didn't quite do it, though it might be a fraction better so I'll keep playing with the vram settings to see if a little more tweaking one way or the other helps. 
By the way as background I have my playback settings per these instructions http://code.google.com/p/atv-bootloader/wiki/mythtv



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