[mythtv-users] RE: nvidia new drivers hdtv/interlacing, any benefit for us non HDTV people?

[Thomas Börkel]

HI!

David wrote:

>> I changed it now from 800x600 non-interlaced to 720x576 interlaced. 
>> It's a little bit sharper now, I guess, but that was to be suspected 
>> because of no scaling anymore. I see now some interlace effects more 
>> clear also. So I am using kerneldeint now.
>>
>> But also background motion is more smooth now. I don't know why, but 
>> this really helped for that.
> 
> How did you do that?
> as I posted a while ago, when I try this I get:
>   (WW) NVIDIA(0): Not using mode "720x576" (not a valid TV mode)

I think, I first has this error, too (I first tried 720x576 
non-interlaced). Then I changed the monitor HorizSync restriction and 
then both worked (non-interlaced and interlaced).


Section "Monitor"
         Identifier   "Monitor0"
         VendorName   "PAL TV"
         ModelName    "Sony"
         HorizSync    10-50
         VertRefresh  50
         ModeLine "640x480x50" 21.0     640 656 752 800   480 490 492 525
         ModeLine "800x600x50" 33.1584  800 840 968 1056  600 601 605 628
         Modeline "720x576x50" 26.80 720 752 848 880 576 588 593 605
         ModeLine "720x576x50i" 12.58 720 752 792 824 576 589 592 605 
interlace
         ModeLine "800x600x50i" 14.50 800 832 880 912 600 614 617 631 
interlace
EndSection

Section "Device"
         Identifier  "Videocard0"
         Driver      "nvidia"
         VendorName  "Videocard vendor"
         BoardName   "NVIDIA GeForce FX (generic)"
         Option      "RenderAccel" "1"
         Option      "TVStandard" "PAL-B"
         Option      "TVOutFormat" "SVIDEO"
         Option      "NvAGP" "1"
         Option      "ConnectedMonitor" "TV"
         Option      "TVOverScan" "0.7"
EndSection

Section "Screen"
         Identifier "Screen0"
         Device     "Videocard0"
         Monitor    "Monitor0"
         DefaultDepth     24
         SubSection "Display"
                 Depth     24
                 Modes    "720x576x50i" "640x480x50"
         EndSubSection
EndSection

Thomas