[mythtv-users] XvMC on NVidia with Myth .20 (Anyonegetting goodHD off a P4 3

[Kevin Kuphal]

Drew Bernat wrote:
> On Jan 8, 2007, at 3:39 PM, R. G. Newbury wrote:
>
>> I seriously doubt that your SD tuner card is doing anything which turns 
>>
>> off XvMC unless you have done interesting things in mythtv... and fi you 
>>
>> are at that level you would not be asking the questions, you would be 
>>
>> giving the answers.
>>
>
> :) My hypothesis was that the card was generating a file that (for 
> whatever reason) didn't work well under MythTV's XvMC use. I do need 
> to try one with mplayer (as suggested a little while ago). I've tried 
> HD with mplayer just fine, but assumed that the "smaller" file would 
> work fine - so it's never been tested. 
>
> For the archive record, without XvMC SD plays just fine. It's only 
> with it enabled that things get very strange.
There is a setting you can put in the database for using XvMC on HD 
content only.  I don't think it is exposed by the setup program.  This 
could work around your problem by using normal decoding for SD content.

http://www.mythtv.org/wiki/index.php/XvMC#Use_XvMC_For_HD_Only

Kevin