[mythtv-users] (Non-interlaced) VGA to TV?

Tom Hughes tom at compton.nu
Thu Apr 13 07:32:11 UTC 2006


In message <1e71196a0604121701v60fc8ecej95e6047e8f433751 at mail.gmail.com>
        Stephen Williams <stephen.gw at gmail.com> wrote:

> On 4/13/06, Robin Hill <myth at robinhill.me.uk> wrote:
>
>> I didn't think the nVidia cards had a low enough dotclock to output at
>> TV frequencies?  I'm using an Radeon 9200 to do the same (and have to
>> force the driver to ignore the reported dotclock to get that working)
>> with the open-source ATI drivers - no XvMC yet unfortunately though.  As
>> you say, the results are superb and I even get full res widescreen :)
>
> Haven't had a problem with the low dotclock, at least with the MX440
> (nFrocce2). Driver doesn't offer any complaints or warnings and it
> works perfectly.

Same here. I have an MX4000 with a home brew VGA->SCART converter
and it all works fine. The modes I use are:

  ModeLine "704x576pali" 13.6 704 728 792 872 576 581 586 625 -hsync -vsync interlace
  ModeLine "720x576pali" 13.9 720 744 808 888 576 581 586 625 -hsync -vsync interlace

Tom

-- 
Tom Hughes (tom at compton.nu)
http://www.compton.nu/


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