[mythtv-users] OT - aspect ratio and non-square pixel display

[Jeremy Jones]

On Mon, May 20, 2013 at 2:50 PM, HP-mini <blm-ubunet at slingshot.co.nz> wrote:

> The latest nVidia driver series has returned the over/underscan GUI
> tool.
> For the previous you had to use viewportin/out..
>
> To override the DPI from EDID (if any):
> /etc/X11/xorg.conf
> Section "Monitor"
>    Identifier   "Monitor1"
>    <snip>
>    UseModes      "myHDTV"
>    DisplaySize   650   366
> EndSection
>

This much I had.


>
> Section  "Screen"
>    <snip>
>    Monitor   "Monitor1"
>    Option    "UseEDIDDpi"  "False"
>    Option    "ConstantDPI"   "False"
>

That part I did not have.



> EndSection
>
> EOF
>
> FWIU If the Option "DPI"  "string" is used. it ignores the displaysize.
>
>
That option is not in my xorg.conf file. (may be put in by another means)


> The display size is normally calculated from DPI & native pixel size.
> xdpyinfo | grep -B1 dot
>
> You could post a link to copy of /var/log/Xorg.0.log file..
>
>
I'll try adding the DPI FALSE options you listed above when I get home and
see if that takes care of it.

If not I may take you up on posting the Log file.

Thanks,

Jeremy
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