:: Re: [DNG] Request for assistance
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Autore: Ralph Ronnquist
Data:  
To: dng
Oggetto: Re: [DNG] Request for assistance
On 25/01 10:59, o1bigtenor via Dng wrote:
> On Mon, Jan 25, 2021 at 2:27 AM al3xu5 / dotcommon
> <dotcommon@???> wrote:
> >
> > Sun, 24 Jan 2021 19:59:19 -0600 - o1bigtenor <o1bigtenor@???>:
> >
> > > Greetings
> > >
> > > (Asking this here as so far I've seen some seriously skilled folks
> > > connecting in!)
> > >
> > > I've been working on getting a HiSense 50" TV (3840x2160_30) working
> > > on a Nvidia GTX1050 Ti graphics card. I have a second graphics card
> > > (Nvidia GT (IIRC) 570) with a present stable of 4 -1920x1080 monitors.
> > > I am running Nouveau rather than proprietary Nvidia software and get
> > > to use xrandr to set up my graphics system after every boot but
> > > although it took me a while to learn how to do this setup its pretty
> > > quick now.
> > > ...
>
> I am presently stuck trying to get 'videogen' working.
>
> Can see everything in the directory but using either root or user I get the
> same error message:
> $ videogen
> could not open configuration file "~/.videogen" (errno=2)
>
>        +--------------------------------------------------------------+
>        |                                                              |
>        |     videogen 0.33     simple XFree86 Modeline calculator     |
>        |                                                              |
>        |              by Szabolcs Rumi, (c) 1997 - 2003               |
>        |        THIS PROGRAM COMES WITH ABSOLUTELY NO WARRANTY        |
>        |    for details see the GNU General Public License (GPLv2)    |
>        |                                                              |
>        +--------------------------------------------------------------+

>
> error: no modes (resolutions) have been specified
>
> Suggestion(s) on how to get over this hurdle?


Unfortunately "videogen" has compiled-in limits for width, height and
refresh rate so can't be used directly here. But, I grabbed the source
and patched for that, and then got the modeline:

% ./videogen -v -m=3840x2160 -mdc=290.000 -mhf=67.5 -hfp=176 -hbp=296 -vfp=8 -vbp=72 -mvf=30

Modeline "3840x2160" 290.00 3840 3960 4104 4800 2160 2168 2171 2274 # 290 MHz, 60.4 kHz, 26.6 Hz

.. if that's any use for you

Ralph.