[mythtv-users] HD Video Quality

Paulin paulin at spextreme.com
Mon Feb 16 20:32:54 UTC 2009

On Mon, Feb 16, 2009 at 2:16 PM, MrVining <myth-user-discussion at mrvining.com
> wrote:

> Well now that I got aspect ratio fixed, I need to work on video quality.
>  My SD playback seems to be fine but for HD I seem to be running into a lack
> of performance and I don't know where to start.  I honestly thought this
> hardware would be plenty for HD playback, but maybe I need to adjust
> settings or something.  Here is my setup:
> http://www.newegg.com/Product/Product.aspx?Item=N82E16813128072
> http://www.newegg.com/Product/Product.aspx?Item=N82E16819116072
> 1 Gig of ram
> On board video for now (that will change quickly if that is the issue).
> I guess I'm just shocked that TiVo can put out such great video with such
> crap hardware (I know that there is some hardware decoding, I guess I need
> to figure that out for my system?)
> Thank you for your time and response in advance.
> Eric

Are you using VDPAU?   I think it is on the 0.21 fixes branch.   I had
playback problems with HD and was pegging the CPU in a Dual core 2.2 GHz
CPU.  Now with VDPAU I'm around 5-14% CPU.  I'm using Trunk however and a
custom playback profile.

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