ConvertRGBToLCHuv  506 magick/colorspace.c               ConvertRGBToLCHuv(red,green,blue,&X,&Y,&Z);
ConvertRGBToLCHuv 3654 magick/enhance.c   ConvertRGBToLCHuv(*red,*green,*blue,&luma,&chroma,&hue);
ConvertRGBToLCHuv   73 magick/gem.h     ConvertRGBToLCHuv(const Quantum,const Quantum,const Quantum,double *,double *,