Lines Matching refs:gamma_to_1
1608 back_1.red = png_ptr->gamma_to_1[png_ptr->background.red]; in png_init_read_transformations()
1609 back_1.green = png_ptr->gamma_to_1[png_ptr->background.green]; in png_init_read_transformations()
1610 back_1.blue = png_ptr->gamma_to_1[png_ptr->background.blue]; in png_init_read_transformations()
1688 v = png_ptr->gamma_to_1[palette[i].red]; in png_init_read_transformations()
1692 v = png_ptr->gamma_to_1[palette[i].green]; in png_init_read_transformations()
1696 v = png_ptr->gamma_to_1[palette[i].blue]; in png_init_read_transformations()
3014 if (png_ptr->gamma_from_1 != NULL && png_ptr->gamma_to_1 != NULL) in png_do_rgb_to_gray()
3028 red = png_ptr->gamma_to_1[red]; in png_do_rgb_to_gray()
3029 green = png_ptr->gamma_to_1[green]; in png_do_rgb_to_gray()
3030 blue = png_ptr->gamma_to_1[blue]; in png_do_rgb_to_gray()
3197 png_const_bytep gamma_to_1 = png_ptr->gamma_to_1; in png_do_compose() local
3599 if (gamma_to_1 != NULL && gamma_from_1 != NULL && in png_do_compose()
3620 v = gamma_to_1[*sp]; in png_do_compose()
3725 if (gamma_to_1 != NULL && gamma_from_1 != NULL && in png_do_compose()
3752 v = gamma_to_1[*sp]; in png_do_compose()
3757 v = gamma_to_1[*(sp + 1)]; in png_do_compose()
3762 v = gamma_to_1[*(sp + 2)]; in png_do_compose()