Re: [Gimp-user] automatical white balance

2005-11-17 Thread Timo Steuerwald




Alexandre Prokoudine wrote:

  On 11/17/05, Timo Steuerwald [EMAIL PROTECTED] wrote:

  
  
Hey, that's a cool feature! Thanks a lot! I didn't know that up to now,
but anyway: How does this automatical white balance work?

  
  
I don't know how exactly this engine ticks, but I can to to guess: it
searches for the lightest pixel in the image and makes GIMP believe
that it is white and then it shifts other colors appropriately. But
that's my guess. Probably gimp-help package contains information you
want to know.

  

No the official gimp documentation on the homepage doesn't contain
anything about it. You can verify it here: http://docs.gimp.org/en/ch09s07s11.html
It doesn't even appear in the screenshot of the menu.
Your idea how the automatical white balance works sounds good. IMHO the
automatical white balance on a digital camera should work the same way,
shouldn't it?


  Some info on Levels dialog ("Werte" im Deutschen, soweit ich das
verstehe) is here: http://docs.gimp.org/de/ch06s05s06.html

  

Yes, that's correct. Thanks!

Cheers,

Timo



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[Gimp-user] automatical white balance

2005-11-16 Thread Timo Steuerwald

Hi all,

can anyone explain how the automatical white balance works? - I can not 
find anything about it in the documentation. It can be found at the menu 
in Layers-Colours-Auto-White Balance. I'm not sure if this are 
exactly the right words because I use the german version.
How does this feature know which pixel should be white? - I expected 
something like the manual white balance in digital cameras: Pointing and 
selecting  an area which should be white, the rest of the picture will 
be changed accordingly.


Cheers,

Timo
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Re: [Gimp-user] automatical white balance

2005-11-16 Thread Timo Steuerwald

Alexandre Prokoudine schrieb:


On 11/16/05, Timo Steuerwald [EMAIL PROTECTED] wrote:
 


Hi all,

can anyone explain how the automatical white balance works? - I can not
find anything about it in the documentation. It can be found at the menu
in Layers-Colours-Auto-White Balance. I'm not sure if this are
exactly the right words because I use the german version.
How does this feature know which pixel should be white? - I expected
something like the manual white balance in digital cameras: Pointing and
selecting  an area which should be white, the rest of the picture will
be changed accordingly.
   



Open Levels dialog (Layer- Colour-Levels), click on the right color
picker in its bottom that is in charge for white and then pick a color
that seems to be the whitest one. Changes will apply.

You can also show this color levels tool the blackest and the
grayest dots ;-)

 

Hey, that's a cool feature! Thanks a lot! I didn't know that up to now, 
but anyway: How does this automatical white balance work?


Cheers,

Timo


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[Gimp-user] Windows file dialog

2005-06-07 Thread Timo Steuerwald

Hello all,

is there a way how I can get the common windows open and save file 
dialog in the windows version of GIMP?


Bye,

Timo
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[Gimp-user] GIMP logo as vector graphic

2005-05-23 Thread Timo Steuerwald

Hi all!

Is there a source to get the GIMP logo as vector graphic? E.g.  in the 
SVG  format?


Bye,

Timo
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