[mythtv-users] hdtv modeline question

Nate Thompson nightstrm at gmail.com
Fri May 6 19:09:26 UTC 2005


On 5/6/05, Drew Tomlinson <drew at mykitchentable.net> wrote:
> On 5/5/2005 3:32 PM Xiaotian Sun wrote:
> 
> >On 5/5/05, Donavan Stanley <geckofiend at gmail.com> wrote:
> >
> >
> >>On 5/5/05, Xiaotian Sun <sun.xiaotian at gmail.com> wrote:
> >>
> >>
> >>>On 5/5/05, Donavan Stanley <geckofiend at gmail.com> wrote:
> >>>
> >>>
> >>>>On 5/5/05, Xiaotian Sun <sun.xiaotian at gmail.com> wrote:
> >>>>
> >>>>
> >>>>>Hi,
> >>>>>
> >>>>>I have a 42" Plasma HDTV (Vizio P42HD), with VGA (D-Sub) and DVI
> >>>>>inputs.  It has a native resolution of 1024x768.  For now I've been
> >>>>>running my display at this resolution via VGA connection.  I have got
> >>>>>any luck with the DVI connection.  The text messages at boot time
> >>>>>displays fine via DVI, but the X Window doesn't.
> >>>>>
> >>>>>I also haven't got any luck to come up with a modeline that works
> >>>>>great for my TV.
> >>>>>
> >>>>>
> >>>>Try this one:
> >>>>
> >>>>Modeline "1280x720"     74.25   1280 1316 1452 1644    720  720  723
> >>>>751 -hsync +vsync
> >>>>
> >>>>
> >>>>
> >>>It sort of works, but part of the display goes outside screen.  But
> >>>the display quality looks about the same as a 1024x768 at 60Hz.
> >>>
> >>>
> >>That screen LOOKED like it was a widescreen, it may very well be that it's not.
> >>
> >>
> >>
> >
> >I know 1024x768 is 4:3 in pixels.  But these 42" Plasma displays often
> >have this native resolution because their pixels are not square.  And
> >it claims support 720p and 1080i.  I just couldn't get anything like
> >that work greatly.  I actually can display something via the VGA
> >connection using some modeline I found online for 1080i.  But the
> >texts, even the mythtv menus, are flicking.
> >
> >
> I'm no expert but in my limited experience with MythTV on a VGA screen,
> I got flickering text when "bob" was selected as deinterlace setting in
> MythTV.
> 
> HTH,
> 
> Drew
> 
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Isn't flicker normal when using an interlaced mode?

Nate


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