[mythtv-users] OT - How to find what is overriding my DPI setting

Jeremy Jones jeremy.dwain.jones at gmail.com
Mon Jan 13 17:17:11 UTC 2014


On Mon, Jan 13, 2014 at 5:46 AM, Michael T. Dean <mtdean at thirdcontact.com>wrote:

> On 01/12/2014 10:28 PM, Jeremy Jones wrote:
>
>> Some Background:
>>
>> I have an older widescreen plasma with a native resolution of 1024x768.
>>   Yep that means I have 'non-square' pixels.  I am using nvidia
>> proprietary
>> driver version 319. My Distro is mythbuntu.  To make my videos display
>> correctly in myth I have to set the DPI in xorg.conf to "48 x 64". This
>> setting is being read, because it tells me so in Xorg.0.log.
>>
>> I had this problem previously with this same computer hardware / TV /
>> MythTV setup. Last time another user pointed me to the lightdm.conf file,
>> where the DPI hardcoded.  That's not the case this time.  What changed? I
>> changed AV receivers and the sound over hdmi would not work after a period
>> of non-use. In my attempts to fix this I installed different nvidia
>> drivers, and subsequently screwed up X.
>>
>> I now have X working again, but I'm not sure what all I did in my
>> attempts.
>>   I do know I did a clean install of the nvidia driver 319.  I also fixed
>> my
>> sound issue.  Anyone having that issue I can help now.
>>
>> The question:
>>
>> I can't find what is overriding my dpi setting.  How do I track that down?
>>   I've looked at every config file I could find and every log file that I
>> could find.  I've even starting trying to go though the logic in some
>> startup scripts.
>>
>> I posted my logs here:  http://pastebin.com/npLtTbC8 , in case anyone
>> wants
>> to take a look.
>>
>> Thanks for any pointers as I am exhausted from looking.
>>
>
> Check, also the X startup to make sure it's not X -dpi 100 or startx --
> -dpi 100 or similar.
>
> Mike
>

Thanks Mike, but I've gotten lost trying to find where this actually gets
executed.  Any pointers on how to find that?

Jeremy
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