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Thread: color image to negative

  1. 29th January 2008, 14:20 #1
    sm
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    Default color image to negative

    I know how to convert an image to negative if it is B/W. How do you convert color images to negative?

    What function I can use to find out if an image file contains a color image or a B/W image?
    Last edited by sm; 29th January 2008 at 14:49.
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  2. 29th January 2008, 15:25 #2
    jpn
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    Default Re: color image to negative

    Search the forums, please:
    J-P Nurmi
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