218       png_bytep rp = row;  in png_do_invert()  local
224          *rp = (png_byte)(~(*rp));  in png_do_invert()
225          rp++;  in png_do_invert()
231       png_bytep rp = row;  in png_do_invert()  local
237          *rp = (png_byte)(~(*rp));  in png_do_invert()
238          rp+=2;  in png_do_invert()
244       png_bytep rp = row;  in png_do_invert()  local
250          *rp = (png_byte)(~(*rp));  in png_do_invert()
251          *(rp+1) = (png_byte)(~(*(rp+1)));  in png_do_invert()
252          rp+=4;  in png_do_invert()
271       png_bytep rp = row;  in png_do_swap()  local
275       for (i = 0; i < istop; i++, rp += 2)  in png_do_swap()
277          png_byte t = *rp;  in png_do_swap()
278          *rp = *(rp + 1);  in png_do_swap()
279          *(rp + 1) = t;  in png_do_swap()
403       png_bytep rp, end, table;  in png_do_packswap()  local
416       for (rp = row; rp < end; rp++)  in png_do_packswap()
417          *rp = table[*rp];  in png_do_packswap()
600             png_bytep rp;  in png_do_bgr()  local
603             for (i = 0, rp = row; i < row_width; i++, rp += 3)  in png_do_bgr()
605                png_byte save = *rp;  in png_do_bgr()
606                *rp = *(rp + 2);  in png_do_bgr()
607                *(rp + 2) = save;  in png_do_bgr()
612             png_bytep rp;  in png_do_bgr()  local
615             for (i = 0, rp = row; i < row_width; i++, rp += 4)  in png_do_bgr()
617                png_byte save = *rp;  in png_do_bgr()
618                *rp = *(rp + 2);  in png_do_bgr()
619                *(rp + 2) = save;  in png_do_bgr()
627             png_bytep rp;  in png_do_bgr()  local
630             for (i = 0, rp = row; i < row_width; i++, rp += 6)  in png_do_bgr()
632                png_byte save = *rp;  in png_do_bgr()
633                *rp = *(rp + 4);  in png_do_bgr()
634                *(rp + 4) = save;  in png_do_bgr()
635                save = *(rp + 1);  in png_do_bgr()
636                *(rp + 1) = *(rp + 5);  in png_do_bgr()
637                *(rp + 5) = save;  in png_do_bgr()
642             png_bytep rp;  in png_do_bgr()  local
645             for (i = 0, rp = row; i < row_width; i++, rp += 8)  in png_do_bgr()
647                png_byte save = *rp;  in png_do_bgr()
648                *rp = *(rp + 4);  in png_do_bgr()
649                *(rp + 4) = save;  in png_do_bgr()
650                save = *(rp + 1);  in png_do_bgr()
651                *(rp + 1) = *(rp + 5);  in png_do_bgr()
652                *(rp + 5) = save;  in png_do_bgr()