[mythtv-users] xorg.conf for 1280x720 HDTV
catfather at donpoo.net
Tue Jul 12 08:56:11 EDT 2005
On Jul 12, 2005, at 8:31 AM, mark wrote:
> What do you have for Vertrefresh and Horizsync values?
Both of these modelines use a 60Hz vsync and a 45KHz hsync. You
shouldn't have to specify hsync and vsync separately when using a
modeline like this. For my LCD projector which accepts HDTV 720
signals (1280x720 at 60Hz) over the DVI input I use the first mode
listed with the 74.25 dotclock.
> Thanks for the help
>> On Jul 12, 2005, at 8:02 AM, mark wrote:
>>> This works. But I have 10-15% overscan. Any ideas on how to
>>> start fixing this anyone?
>> Yes, use different modelines :) From various web sites I've used
>> the following two 1280x720 mode lines. Try them both one at a time
>> and see if they work any better than your existing modeline.
>> ModeLine "ATSC-720-60p" 74.25 1280 1320 1376 1650 720 722 728 750
>> ModeLine "ATSC-720-60p" 74.16 1280 1320 1376 1648 720 722 728 750
Scott <catfather at donpoo.net>
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