Re: [Devel] On GRAYS_USE_GAMMA

[Matthijs Melchior]

Billy Biggs wrote:

> Matthijs Melchior (address@hidden):
>
>  
>
> > > I recommend Poynton:
> > >
> > > http://www.poynton.com/notes/brightness_and_contrast/index.html
> > >      
> > Yes...., this is what I had done before and gives good results when
> > you have the driver correct the display gamma.
> >    
>
>  (when you say 'driver correct the display gamma', you mean use xgamma
> with a value other than 1.0?)
Yes, that is what I mean.

>  
>
> > If I do not apply the gamma correction, than everything is much too
> > dark.  This can be corrected somewhat by using different settings for
> > brightness and contrast on my monitor!  And that does not maintain
> > black level....!
> >    
>
>  Could your monitor be broken or otherwise too dim?
>  
No, my monitor is not broken, it is a gooq quality 19" DELL
When I set contrast to maximum, my eyes almost hurt due to the amoount 
of light.

---- Info from XFree86.0.log ----
Mode "1600x1200": 212.5 MHz, 98.4 kHz, 78.7 Hz
3dfx Banshee, 24 bit color, 1600x1200, 100dpi
DDC info: Manufacturer: DEL  Model: 5178,
         Analog Display Input,  Input Voltage Level: 0.700/0.300 V
         Gamma: 2.50
Monitor name: DELL P991
redX: 0.625 redY: 0.340   greenX: 0.280 greenY: 0.605
blueX: 0.155 blueY: 0.070   whiteX: 0.283 whiteY: 0.298
----------------------------------

.....

--
Regards,
----------------------------------------------------------------  -o)
Matthijs Melchior                                       Maarssen  /\\
address@hidden          +31 346 570616          Netherlands _\_v
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