PixelGetOpacityQuantum  966 wand/magick-image.c     PixelGetOpacityQuantum(threshold));
PixelGetOpacityQuantum 1667 wand/magick-image.c     PixelGetOpacityQuantum(opacity)));
PixelGetOpacityQuantum 12497 wand/magick-image.c     PixelGetOpacityQuantum(opacity)));
PixelGetOpacityQuantum 13063 wand/magick-image.c     PixelGetBlueQuantum(threshold),PixelGetOpacityQuantum(threshold));
PixelGetOpacityQuantum   72 wand/pixel-wand.h   PixelGetOpacityQuantum(const PixelWand *),