EdgeDetectPreview  405 Magick++/lib/Magick++/Include.h   using MagickCore::EdgeDetectPreview;
EdgeDetectPreview 3157 magick/effect.c       case EdgeDetectPreview:
EdgeDetectPreview 1377 magick/option.c     { "EdgeDetect", (ssize_t) EdgeDetectPreview, MagickFalse },