188       png_bytep rp = row;  in png_do_invert()  local
194          *rp = (png_byte)(~(*rp));  in png_do_invert()
195          rp++;  in png_do_invert()
201       png_bytep rp = row;  in png_do_invert()  local
207          *rp = (png_byte)(~(*rp));  in png_do_invert()
208          rp+=2;  in png_do_invert()
214       png_bytep rp = row;  in png_do_invert()  local
220          *rp = (png_byte)(~(*rp));  in png_do_invert()
221          *(rp+1) = (png_byte)(~(*(rp+1)));  in png_do_invert()
222          rp+=4;  in png_do_invert()
240       png_bytep rp = row;  in png_do_swap()  local
244       for (i = 0; i < istop; i++, rp += 2)  in png_do_swap()
246          png_byte t = *rp;  in png_do_swap()
247          *rp = *(rp + 1);  in png_do_swap()
248          *(rp + 1) = t;  in png_do_swap()
371       png_bytep rp, end, table;  in png_do_packswap()  local
384       for (rp = row; rp < end; rp++)  in png_do_packswap()
385          *rp = table[*rp];  in png_do_packswap()
566             png_bytep rp;  in png_do_bgr()  local
569             for (i = 0, rp = row; i < row_width; i++, rp += 3)  in png_do_bgr()
571                png_byte save = *rp;  in png_do_bgr()
572                *rp = *(rp + 2);  in png_do_bgr()
573                *(rp + 2) = save;  in png_do_bgr()
578             png_bytep rp;  in png_do_bgr()  local
581             for (i = 0, rp = row; i < row_width; i++, rp += 4)  in png_do_bgr()
583                png_byte save = *rp;  in png_do_bgr()
584                *rp = *(rp + 2);  in png_do_bgr()
585                *(rp + 2) = save;  in png_do_bgr()
593             png_bytep rp;  in png_do_bgr()  local
596             for (i = 0, rp = row; i < row_width; i++, rp += 6)  in png_do_bgr()
598                png_byte save = *rp;  in png_do_bgr()
599                *rp = *(rp + 4);  in png_do_bgr()
600                *(rp + 4) = save;  in png_do_bgr()
601                save = *(rp + 1);  in png_do_bgr()
602                *(rp + 1) = *(rp + 5);  in png_do_bgr()
603                *(rp + 5) = save;  in png_do_bgr()
608             png_bytep rp;  in png_do_bgr()  local
611             for (i = 0, rp = row; i < row_width; i++, rp += 8)  in png_do_bgr()
613                png_byte save = *rp;  in png_do_bgr()
614                *rp = *(rp + 4);  in png_do_bgr()
615                *(rp + 4) = save;  in png_do_bgr()
616                save = *(rp + 1);  in png_do_bgr()
617                *(rp + 1) = *(rp + 5);  in png_do_bgr()
618                *(rp + 5) = save;  in png_do_bgr()