On 2006.04.24 20:16, Olivier Ripoll wrote:
> C. DeBerry wrote:
> > Hello,
> >
> > I'm a fledgling gimp user.  Can someone explain to me the process of
> > removing the background color from my logo?  It has this nasty white box
> > around it, and looks horrible on colored paper/backgrounds.  I have it
> > in .tif, .gif, and .jpg formats. I know I can't do it in .jpg.   Any
> > help is greatly appreciated.
> >
> > Thank you!
> > Cheryl
> Hi Cheryl,
> If your background is a plain colour, maybe your should simply try to
> use "Color to alpha" (I think it should be in "Filters->Colors" in
> 2.2.x, I am using 2.3.x in which it is located in "Colors").
> To save it, I would advise you to use PNG format. GIF cannot really do
> transparency, and I do not know how well tiff handles it.

GIF handles transparency perfectly, but it can not handle partial 
transparency. And it is not good at colours. When removing background, do not 
forget to add alpha channel Layer>Transparency>Add Alpha channell.
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