Re: [Gimp-user] Change background colour with GIMP 2.10.22

[Liam R E Quin <liam holoweb net>]

On Wed, 2021-03-24 at 00:15 +0100, Zoltán Kluik via gimp-user-list
wrote:
> . Now in 2.10.22 I open a picture, using foreground
> selection tool, but in this version there is a motor feature where I
> can
> select Global- and Levin matting. I use both with iteration value 1.
> First
> Global is selected, coin is rounded, pressing enter, selecting the
> foreground with the mouse, again pressing enter. Here the problem is
> that
> under the coin where the green background’s colour was a little bit
> darker
> there are green dots.

One approach is  to use select->grow by 1 oe 2  pixels and then select-
> shrink, to remove small  unselected dots.

Is your image in 8-bit colour RGB mode? The title bar of GIMP will tell
you.

Without a sample image it's hard to tell  what's going on exactly. I
take it you are running Linux under GNOME 3 and have 32GBytes of RAM?

Liam



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Liam Quin - web slave for https://www.fromoldbooks.org/
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