BlackmanFilter     90 Magick++/demo/zoom.cpp               filter=BlackmanFilter;
BlackmanFilter    249 Magick++/lib/Magick++/Include.h   using MagickLib::BlackmanFilter;
BlackmanFilter   1004 TclMagick/generic/TclMagick.c         HanningFilter,   HammingFilter, BlackmanFilter, GaussianFilter, QuadraticFilter,
BlackmanFilter    664 magick/enum_strings.c     filter=BlackmanFilter;
BlackmanFilter   1279 magick/enum_strings.c     case BlackmanFilter: