[mythtv-users] ion configs

Zooka mythtv at fitzy.org
Mon Nov 22 22:44:57 UTC 2010


On 23/11/2010 12:30 AM, Richard Morton wrote:
> Here in the UK we dont have many free-to-air HD channels, but those
> that we do have transmit in 1080i, which I gather is unusual as most
> pay-for HD channels are 720i...
>
> As PAL is circa 550 visible lines, 720i is not all that much more than UK SD...
>
> So we have BBCHD BBC1HD and ITV1HD on FreeSat.
>
> I have a frontend which is dual core Atom / ION.
>
> I have to run the frontend with real-time threads enabled for the HD
> content and I use the VPDAU slim profile with all deinterlacers turned
> off... if I even use VDPAU normal profile I get stuttering...
>
> with no deinterlacing playback is under 20% cpu utilisation, if I use
> VDPAU normal it jumps to 40+% and stutters.
>
> except with end credits everything looks great (to my eyes at
> least)... but I was wondering what others use.
>

My Atom CPU 230 @ 1.60GHz uses around 5-7% on Slim profile (Bob and One 
Field).  I get slight stuttering when using High Quality profile and I 
can't see any quality difference so Slim works for me.  No real-time 
threads.  Video card is assigned 512mb RAM.


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