SharpenPreview    402 Magick++/lib/Magick++/Include.h   using MagickCore::SharpenPreview;
SharpenPreview   3132 magick/effect.c       case SharpenPreview:
SharpenPreview   1392 magick/option.c     { "Sharpen", (ssize_t) SharpenPreview, MagickFalse },