BrightnessPreview  554 Magick++/lib/Magick++/Include.h   using MagickCore::BrightnessPreview;
BrightnessPreview 2365 magick/effect.c       case BrightnessPreview:
BrightnessPreview 1429 magick/option.c     { "Brightness", BrightnessPreview, UndefinedOptionFlag, MagickFalse },