PixelGetOpacityQuantum  900 wand/magick-image.c     PixelGetBlueQuantum(threshold),PixelGetOpacityQuantum(threshold));
PixelGetOpacityQuantum 1607 wand/magick-image.c     PixelGetOpacityQuantum(opacity)));
PixelGetOpacityQuantum 12143 wand/magick-image.c     PixelGetOpacityQuantum(opacity)));
PixelGetOpacityQuantum 12706 wand/magick-image.c     PixelGetBlueQuantum(threshold),PixelGetOpacityQuantum(threshold));
PixelGetOpacityQuantum   72 wand/pixel-wand.h   PixelGetOpacityQuantum(const PixelWand *),