HammingFilter      88 Magick++/demo/zoom.cpp               filter=HammingFilter;
HammingFilter     579 Magick++/lib/Magick++/Include.h   using MagickCore::HammingFilter;
HammingFilter    1091 magick/option.c     { "Hamming", HammingFilter, UndefinedOptionFlag, MagickFalse },
HammingFilter     773 magick/resize.c     { SincFastFilter,      HammingFilter  },  /* Hamming --      '' variation */