GrayscaleImage    121 coders/mask.c        status=GrayscaleImage(image,image->intensity);
GrayscaleImage     46 magick/enhance.h   GrayscaleImage(Image *,const PixelIntensityMethod),
GrayscaleImage    647 magick/fx.c      (void) GrayscaleImage(charcoal_image,image->intensity);
GrayscaleImage   1780 wand/mogrify.c             (void) GrayscaleImage(*image,method);