1169     CvLinkedRunPoint*  lower_run = 0;  in icvFindContoursInInterval()  local
1283         lower_run = lower_line;  in icvFindContoursInInterval()
1291                 if( upper_run->next->pt.x < lower_run->next->pt.x )  in icvFindContoursInInterval()
1293                     if( upper_run->next->pt.x >= lower_run->pt.x  -1 )  in icvFindContoursInInterval()
1295                         lower_run->link = upper_run;  in icvFindContoursInInterval()
1306                     if( upper_run->pt.x <= lower_run->next->pt.x  +1 )  in icvFindContoursInInterval()
1308                         lower_run->link = upper_run;  in icvFindContoursInInterval()
1310                         prev_point = lower_run->next;  in icvFindContoursInInterval()
1314                         lower_run->link = lower_run->next;  in icvFindContoursInInterval()
1316                         CV_WRITE_SEQ_ELEM( lower_run, writer_ext );  in icvFindContoursInInterval()
1319                     lower_run = lower_run->next->next;  in icvFindContoursInInterval()
1323                 if( upper_run->pt.x > lower_run->next->pt.x +1 )  in icvFindContoursInInterval()
1325                     prev_point->link = lower_run->next;  in icvFindContoursInInterval()
1328                     lower_run = lower_run->next->next;  in icvFindContoursInInterval()
1333                     if( upper_run->next->pt.x < lower_run->next->pt.x )  in icvFindContoursInInterval()
1342                         prev_point = lower_run->next;  in icvFindContoursInInterval()
1344                         lower_run = lower_run->next->next;  in icvFindContoursInInterval()
1349                 if( lower_run->pt.x > upper_run->next->pt.x +1 )  in icvFindContoursInInterval()
1359                     CV_WRITE_SEQ_ELEM( lower_run, writer_int );  in icvFindContoursInInterval()
1361                     lower_run->link = prev_point;  in icvFindContoursInInterval()
1362                     if( lower_run->next->pt.x < upper_run->next->pt.x )  in icvFindContoursInInterval()
1365                         prev_point = lower_run->next;  in icvFindContoursInInterval()
1366                         lower_run = lower_run->next->next;  in icvFindContoursInInterval()
1384                 prev_point->link = lower_run->next;  in icvFindContoursInInterval()
1386                 lower_run = lower_run->next->next;  in icvFindContoursInInterval()
1389             lower_run->link = lower_run->next;  in icvFindContoursInInterval()
1392             CV_WRITE_SEQ_ELEM( lower_run, writer_ext );  in icvFindContoursInInterval()
1394             lower_run = lower_run->next->next;  in icvFindContoursInInterval()