7909          const unsigned int calc_depth = (pm->assume_16_bit_calculations ? 16 :  in image_transform_png_set_rgb_to_gray_mod()  local
7940          rlo = DD(rlo, calc_depth, 1/*round*/);  in image_transform_png_set_rgb_to_gray_mod()
7942          rhi = DU(rhi, calc_depth, 1/*round*/);  in image_transform_png_set_rgb_to_gray_mod()
7946          glo = DD(glo, calc_depth, 1/*round*/);  in image_transform_png_set_rgb_to_gray_mod()
7948          ghi = DU(ghi, calc_depth, 1/*round*/);  in image_transform_png_set_rgb_to_gray_mod()
7952          blo = DD(blo, calc_depth, 1/*round*/);  in image_transform_png_set_rgb_to_gray_mod()
7954          bhi = DU(bhi, calc_depth, 1/*round*/);  in image_transform_png_set_rgb_to_gray_mod()
7967             if (gamma_depth != calc_depth)  in image_transform_png_set_rgb_to_gray_mod()
7979             rlo = DD(pow(rlo, power)-abse, calc_depth, 1);  in image_transform_png_set_rgb_to_gray_mod()
7980             rhi = DU(pow(rhi, power)+abse, calc_depth, 1);  in image_transform_png_set_rgb_to_gray_mod()
7983             glo = DD(pow(glo, power)-abse, calc_depth, 1);  in image_transform_png_set_rgb_to_gray_mod()
7984             ghi = DU(pow(ghi, power)+abse, calc_depth, 1);  in image_transform_png_set_rgb_to_gray_mod()
7987             blo = DD(pow(blo, power)-abse, calc_depth, 1);  in image_transform_png_set_rgb_to_gray_mod()
7988             bhi = DU(pow(bhi, power)+abse, calc_depth, 1);  in image_transform_png_set_rgb_to_gray_mod()
8005             const int do_round = data.gamma != 1 || calc_depth == 16;  in image_transform_png_set_rgb_to_gray_mod()
8010                blo * (data.blue_coefficient-ce), calc_depth, do_round);  in image_transform_png_set_rgb_to_gray_mod()
8016                bhi * (data.blue_coefficient+ce), calc_depth, do_round);  in image_transform_png_set_rgb_to_gray_mod()