Regarding color conversion (RGB->CMYK)

Scott David Daniels Scott.Daniels at Acm.Org
Fri Nov 12 14:56:40 EST 2004


Johan Holst Nielsen wrote:
> After that my thoughts was on PIL (Python Imaging Library). The colors 
> was better - but to bright - cause it didn't include K (so it was 
> basicly a RGB=>CMY conversion - Black is 100% Cyan, Magenta and Yellow).
Then make a K layer:
     K = min(C,M,Y)
     and reset C, M, Y = C-K, M-K, Y-K



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