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Re: Help with strange color threshold posterizing request

Posted: 2009-03-06T11:49:10-07:00
by fmw42
deniszh wrote:Hello!
I'm newbie with ImageMagik, but in my software I need some strange color threshold posterizing. I need to convert all tints of i.e. red color (list of RGB colors) in picture and convert it to white, and convert all other colors to black. It's similar to "color selection tool" in photo editing programs.
How can i do this with Imagemagik?

Thanks a lot for all answers!

Please provide an example of your input and desired output images to clarify exactly what you need to do.

Re: Help with strange color threshold posterizing request

Posted: 2009-03-09T21:19:25-07:00
by anthony
Also look at 'Color Fuzz Factor' which does similar selections, but using the blue color.
http://www.imagemagick.org/Usage/color/#fuzz