257                register int disp = png_pass_inc[png_ptr->pass];  in png_combine_row()
261                srcptr = png_ptr->row_buf + 1 + offset_table[png_ptr->pass]*  in png_combine_row()
263                dstptr = row + offset_table[png_ptr->pass]*pixel_bytes;  in png_combine_row()
264                initial_val = offset_table[png_ptr->pass]*pixel_bytes;  in png_combine_row()
401                register int disp = png_pass_inc[png_ptr->pass];  in png_combine_row()
405                srcptr = png_ptr->row_buf + 1 + offset_table[png_ptr->pass]*  in png_combine_row()
407                dstptr = row + offset_table[png_ptr->pass]*pixel_bytes;  in png_combine_row()
408                initial_val = offset_table[png_ptr->pass]*pixel_bytes;  in png_combine_row()
507                register int disp = png_pass_inc[png_ptr->pass];  in png_combine_row()
511                srcptr = png_ptr->row_buf + 1 + offset_table[png_ptr->pass]*  in png_combine_row()
513                dstptr = row + offset_table[png_ptr->pass]*pixel_bytes;  in png_combine_row()
514                initial_val = offset_table[png_ptr->pass]*pixel_bytes;  in png_combine_row()
789                register int disp = png_pass_inc[png_ptr->pass];  in png_combine_row()
793                srcptr = png_ptr->row_buf + 1 + offset_table[png_ptr->pass]*  in png_combine_row()
795                dstptr = row + offset_table[png_ptr->pass]*pixel_bytes;  in png_combine_row()
796                initial_val = offset_table[png_ptr->pass]*pixel_bytes;  in png_combine_row()
953                register int disp = png_pass_inc[png_ptr->pass];  in png_combine_row()
957                srcptr = png_ptr->row_buf + 1 + offset_table[png_ptr->pass]*  in png_combine_row()
959                dstptr = row + offset_table[png_ptr->pass]*pixel_bytes;  in png_combine_row()
960                initial_val = offset_table[png_ptr->pass]*pixel_bytes;  in png_combine_row()
981             register int disp = png_pass_inc[png_ptr->pass];  // get the offset  in png_combine_row()
985             sptr = png_ptr->row_buf + 1 + offset_table[png_ptr->pass]*  in png_combine_row()
987             dp = row + offset_table[png_ptr->pass]*pixel_bytes;  in png_combine_row()
988             initial_val = offset_table[png_ptr->pass]*pixel_bytes;  in png_combine_row()
1012    int pass = png_ptr->pass;  in png_do_read_interlace()  local
1032       final_width = row_info->width * png_pass_inc[pass];  in png_do_read_interlace()
1069                for (j = 0; j < png_pass_inc[pass]; j++)  in png_do_read_interlace()
1126                for (j = 0; j < png_pass_inc[pass]; j++)  in png_do_read_interlace()
1183                for (j = 0; j < png_pass_inc[pass]; j++)  in png_do_read_interlace()
1234                   if (((pass == 4) || (pass == 5)) && width)  in png_do_read_interlace()
1280                         for (j = 0; j < png_pass_inc[pass]; j++)  in png_do_read_interlace()
1288                   else if (((pass == 2) || (pass == 3)) && width)  in png_do_read_interlace()
1355                   if (((pass == 4) || (pass == 5)) && width)  in png_do_read_interlace()
1391                         for (j = 0; j < png_pass_inc[pass]; j++)  in png_do_read_interlace()
1398                   else if (((pass == 2) || (pass == 3)) && width)  in png_do_read_interlace()
1433                         for (j = 0; j < png_pass_inc[pass]; j++)  in png_do_read_interlace()
1502                         for (j = 0; j < png_pass_inc[pass]; j++)  in png_do_read_interlace()
1511                   if (((pass == 4) || (pass == 5)) && width)  in png_do_read_interlace()
1544                         for (j = 0; j < png_pass_inc[pass]; j++)  in png_do_read_interlace()
1551                   else if (((pass == 2) || (pass == 3)) && width)  in png_do_read_interlace()
1589                         for (j = 0; j < png_pass_inc[pass]; j++)  in png_do_read_interlace()
1635                         for (j = 0; j < png_pass_inc[pass]; j++)  in png_do_read_interlace()
1646                   if (((pass == 4) || (pass == 5)) && width)  in png_do_read_interlace()
1682                         for (j = 0; j < png_pass_inc[pass]; j++)  in png_do_read_interlace()
1689                   else if (((pass == 2) || (pass == 3)) && width)  in png_do_read_interlace()
1727                         for (j = 0; j < png_pass_inc[pass]; j++)  in png_do_read_interlace()
1776                         for (j = 0; j < png_pass_inc[pass]; j++)  in png_do_read_interlace()
1793                      for (j = 0; j < png_pass_inc[pass]; j++)  in png_do_read_interlace()
1809                      for (j = 0; j < png_pass_inc[pass]; j++)  in png_do_read_interlace()
1827                      for (j = 0; j < png_pass_inc[pass]; j++)  in png_do_read_interlace()
1839                      for (j = 0; j < png_pass_inc[pass]; j++)  in png_do_read_interlace()
1854                      for (j = 0; j < png_pass_inc[pass]; j++)  in png_do_read_interlace()
1869                      for (j = 0; j < png_pass_inc[pass]; j++)  in png_do_read_interlace()
1884                      for (j = 0; j < png_pass_inc[pass]; j++)  in png_do_read_interlace()
1899                      for (j = 0; j < png_pass_inc[pass]; j++)  in png_do_read_interlace()