[mythtv-users] Any hope for 1080i content at 1080i with nVidia?
Doug Larrick
doug at parkercat.org
Thu Aug 23 23:56:12 UTC 2007
Seth Daniel wrote:
> I don't know if it's the TV, the driver, or just my incompetence, but I
> cannot get 1920x540 (the 540pw mode described in the above link) to
> work. My custom 1080i mode is:
>
> Mode "1080i"
> DotClock 74.25
> HTimings 1920 2008 2052 2200
> VTimings 1080 1084 1089 1124
> Flags "Interlace" "+HSync" "+VSync"
> EndMode
>
> For the 540pw mode I changed it to:
>
> Mode "540pw"
> DotClock 79.912
> HTimings 1920 2008 2052 2200
> VTimings 540 542 544 562
> Flags "+HSync" "+VSync"
> EndMode
If you have a working 1080i mode, you want the 540pw vertical timings to
be *exactly* half of the corresponding numbers in the 1080i mode.
Everything else should be identical. You want the TV to think it's
still receiving a 1080i mode.
-Doug
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