Lines Matching refs:gamma_to_1
1605 back_1.red = png_ptr->gamma_to_1[png_ptr->background.red]; in png_init_read_transformations()
1606 back_1.green = png_ptr->gamma_to_1[png_ptr->background.green]; in png_init_read_transformations()
1607 back_1.blue = png_ptr->gamma_to_1[png_ptr->background.blue]; in png_init_read_transformations()
1685 v = png_ptr->gamma_to_1[palette[i].red]; in png_init_read_transformations()
1689 v = png_ptr->gamma_to_1[palette[i].green]; in png_init_read_transformations()
1693 v = png_ptr->gamma_to_1[palette[i].blue]; in png_init_read_transformations()
3011 if (png_ptr->gamma_from_1 != NULL && png_ptr->gamma_to_1 != NULL) in png_do_rgb_to_gray()
3025 red = png_ptr->gamma_to_1[red]; in png_do_rgb_to_gray()
3026 green = png_ptr->gamma_to_1[green]; in png_do_rgb_to_gray()
3027 blue = png_ptr->gamma_to_1[blue]; in png_do_rgb_to_gray()
3194 png_const_bytep gamma_to_1 = png_ptr->gamma_to_1; in png_do_compose() local
3591 if (gamma_to_1 != NULL && gamma_from_1 != NULL && in png_do_compose()
3612 v = gamma_to_1[*sp]; in png_do_compose()
3717 if (gamma_to_1 != NULL && gamma_from_1 != NULL && in png_do_compose()
3744 v = gamma_to_1[*sp]; in png_do_compose()
3749 v = gamma_to_1[*(sp + 1)]; in png_do_compose()
3754 v = gamma_to_1[*(sp + 2)]; in png_do_compose()