MagickSetSamplingFactors 3855 TclMagick/generic/TclMagick.c 	    result = MagickSetSamplingFactors(wandPtr, (unsigned long)listLen, factors);
MagickSetSamplingFactors  293 wand/magick_wand.h   MagickSetSamplingFactors(MagickWand *,const unsigned long,const double *),