779                  png_ptr->trans_values.gray *= (png_uint_16)0xff;  in png_init_read_transformations()
780                  png_ptr->trans_values.red = png_ptr->trans_values.green  in png_init_read_transformations()
781                    = png_ptr->trans_values.blue = png_ptr->trans_values.gray;  in png_init_read_transformations()
790                  png_ptr->trans_values.gray *= (png_uint_16)0x55;  in png_init_read_transformations()
791                  png_ptr->trans_values.red = png_ptr->trans_values.green  in png_init_read_transformations()
792                    = png_ptr->trans_values.blue = png_ptr->trans_values.gray;  in png_init_read_transformations()
801                  png_ptr->trans_values.gray *= (png_uint_16)0x11;  in png_init_read_transformations()
802                  png_ptr->trans_values.red = png_ptr->trans_values.green  in png_init_read_transformations()
803                    = png_ptr->trans_values.blue = png_ptr->trans_values.gray;  in png_init_read_transformations()
1300                &(png_ptr->trans_values));  in png_do_read_transformations()
1375          &(png_ptr->trans_values), &(png_ptr->background)  in png_do_read_transformations()
2607             if (palette[i].red == (png_byte)png_ptr->trans_values.gray)  in png_correct_palette()
2674             if (i == (png_byte)png_ptr->trans_values.gray)  in png_correct_palette()
2694    png_color_16p trans_values, png_color_16p background  in png_do_background()  argument
2714       (row_info->color_type != PNG_COLOR_TYPE_PALETTE && trans_values)))  in png_do_background()
2729                         == trans_values->gray)  in png_do_background()
2754                             == trans_values->gray)  in png_do_background()
2784                             == trans_values->gray)  in png_do_background()
2810                             == trans_values->gray)  in png_do_background()
2840                             == trans_values->gray)  in png_do_background()
2864                         if (*sp == trans_values->gray)  in png_do_background()
2880                         if (*sp == trans_values->gray)  in png_do_background()
2899                         if (v == trans_values->gray)  in png_do_background()
2922                         if (v == trans_values->gray)  in png_do_background()
2944                      if (*sp == trans_values->red &&  in png_do_background()
2945                         *(sp + 1) == trans_values->green &&  in png_do_background()
2946                         *(sp + 2) == trans_values->blue)  in png_do_background()
2966                      if (*sp == trans_values->red &&  in png_do_background()
2967                         *(sp + 1) == trans_values->green &&  in png_do_background()
2968                         *(sp + 2) == trans_values->blue)  in png_do_background()
2988                      if (r == trans_values->red && g == trans_values->green &&  in png_do_background()
2989                         b == trans_values->blue)  in png_do_background()
3023                      if (r == trans_values->red && g == trans_values->green &&  in png_do_background()
3024                         b == trans_values->blue)  in png_do_background()