[Gimp-user] global color changes

First turn off the active selection: Select -> None
With such a tiny image, the chequer "transparency" pattern gets in the way. Add
a layer underneath and fill with a colour. You want that anyway for a new

In looking around it seems some people use "color to alpha plugin". 
The only problem is I can not find such a plugin....not even a grayed
out plugin.

It is there if you look. Probably you saw some Gimp 2.8 examples, Gimp 2.10
requires the user to set transparency first. White is the default colour.

Layer -> Transparency -> Add Alpha channel then Color -> Color to Alpha. That
menu entry is down toward the bottom.

One last request....It would be nice if I could reverse the black
lines and make them white lines and repeat the above changes. That
would enable me to test the pixels are not tested in the above test

Black lines to white lines in the layers once they have transparency. Use Color
-> Invert

some screenshot examples, https://i.imgur.com/U1hKYRa.jpg sorry this is a bit
terse, but I am packing in for the day.

rich: www.gimp-forum.net

rich404 (via www.gimpusers.com/forums)

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