Legacy ImageMagick Discussions Archive

Wow, thank you very much! I could never have figured this by myself... It's almost perfect, apart from the green color that is not correctly isolated, but lowering the threshold solves that problem.

Thanks again for your answer!
I did what you suggested, see https://pasteboard.co/IbDa8xN.png .
Alas, I get the same output: out1 is identical to the input image, out2 completely white...

Thanks for your answer!
Indeed your interpretation is correct.
Here is an example input: https://pasteboard.co/IbCF4Sl.jpg .
Alas your commands do not produce the expected result, out1 is essentially identical to the input image, and out2 is completely white.

Hi, I'm trying to do the following: given a scanned image on which some elements are in color and others are in black on a white background (say, a red and blue logo and some text in black), separate these two kinds of elements into two distinct images, one which would contain only the elements in ...