[mythtv-users] g200 tv out

James Armstrong james at thearmstrongs.org
Tue Mar 2 21:29:47 EST 2004


Can you post your whole XF86Config file? I would like to see the 
Videocard and screen sections.

- James

Robert Dege wrote:

>  
>
>>I followed Robert Dege's howto exactly and got a signal that ran at
>>64hz, had a big black bar on the right and visible horizontal retrace
>>lines.
>>    
>>
>
>I don't remember writing a HOWTO, but I do remember using one :)  I
>believe 2 other people wrote a howto that was later linked from the
>marvel.sf.net website.
>
>
>  
>
>>To get a useable picture, I had to explicitly set the xfree86 monitor
>>definition to only use a 31.5-31.5khz horizontal frequency range and a
>>60.0-60.0 vertical frequency range.  At that setting, only 640x480
>>resolution works (fine for TV), but the monitor output is now unusable.
>>I followed that with a
>>fbset -fb /dev/fb0 -t 39682 50 0 37 10 46 2 -g 640 477 640 480 32
>>to get the picture centered and filled out.
>>    
>>
>
>In my XF86Config file, I created 2 monitor configs.  One for Television,
>and one for a regular Monitor.  Here's my TV Config:
>
>Section "Monitor"
>    Identifier  "TV"
>    VendorName  "RCA"
>    ModelName   "RCA"
>    HorizSync   31-50
>    VertRefresh 60
>EndSection
>
>Using that, in combination with fbset, I am able to display to TV @
>1024x768 w/16bit color.  I couldn't get a perfect picture on both the
>Monitor and on the TV, (esp. with the low refresh on the monitor).
>However, I was able to get them both somewhat working at the sametime.  I
>think the TV was not totally centered or something like that.  With fbset,
>one minor change with upper or lower could blank out the monitor
>completely.
>
>
>  
>
>>Anyway, it works for tv out, even though I can no longer connect a
>>monitor.  I dunno if running at 640x480 instead of something like
>>800x600 makes any difference.
>>    
>>
>
>Have color depth set to 16bit helps out.  I don't know the technical
>parts, but it has something to do with only so much information can be
>processed by the card at one time.
>
>
>Dege
>
>I'm just not up2date on my al-kee-hol-*hic* lingo
>Although, I do have that slurring part down ;)
>  
>
>------------------------------------------------------------------------
>
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>

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