GammaCorrectPixelsOptions_t  544 magick/enhance.c   const GammaCorrectPixelsOptions_t
GammaCorrectPixelsOptions_t  545 magick/enhance.c     options = *(const GammaCorrectPixelsOptions_t *) immutable_data;
GammaCorrectPixelsOptions_t  722 magick/enhance.c     GammaCorrectPixelsOptions_t