1632         CvSeq *dst_contour = 0;  in icvGenerateQuads()  local
1642                 dst_contour = cvApproxPoly( src_contour, sizeof(CvContour), temp_storage,  in icvGenerateQuads()
1646                 dst_contour = cvApproxPoly( dst_contour, sizeof(CvContour), temp_storage,  in icvGenerateQuads()
1649                 if( dst_contour->total == 4 )  in icvGenerateQuads()
1654             if( dst_contour->total == 4 && cvCheckContourConvexity(dst_contour) )  in icvGenerateQuads()
1657                 double d1, d2, p = cvContourPerimeter(dst_contour);  in icvGenerateQuads()
1658                 double area = fabs(cvContourArea(dst_contour, CV_WHOLE_SEQ));  in icvGenerateQuads()
1662                     pt[i] = *(CvPoint*)cvGetSeqElem(dst_contour, i);  in icvGenerateQuads()
1689                     dst_contour->v_prev = (CvSeq*)parent;  in icvGenerateQuads()
1691                     cvSeqPush( root, &dst_contour );  in icvGenerateQuads()
1823             CvSeq *dst_contour = 0;  in icvGenerateQuadsEx()  local
1833                     dst_contour = cvApproxPoly( src_contour, sizeof(CvContour), temp_storage,  in icvGenerateQuadsEx()
1837                     dst_contour = cvApproxPoly( dst_contour, sizeof(CvContour), temp_storage,  in icvGenerateQuadsEx()
1840                     if( dst_contour->total == 4 )  in icvGenerateQuadsEx()
1845                 if( dst_contour->total == 4 && cvCheckContourConvexity(dst_contour) )  in icvGenerateQuadsEx()
1848                     double d1, d2, p = cvContourPerimeter(dst_contour);  in icvGenerateQuadsEx()
1849                     double area = fabs(cvContourArea(dst_contour, CV_WHOLE_SEQ));  in icvGenerateQuadsEx()
1853                         pt[i] = *(CvPoint*)cvGetSeqElem(dst_contour, i);  in icvGenerateQuadsEx()
1888                         dst_contour->v_prev = (CvSeq*)parent;  in icvGenerateQuadsEx()
1890                         cvSeqPush( root_tmp, &dst_contour );  in icvGenerateQuadsEx()