CV_IS_SET        1502 modules/core/include/opencv2/core/types_c.h     (CV_IS_SET(seq) && CV_SEQ_KIND((CvSet*)(seq)) == CV_SEQ_KIND_GRAPH)
CV_IS_SET        1508 modules/core/include/opencv2/core/types_c.h     (CV_IS_SET(seq) && CV_SEQ_KIND((CvSet*)(seq)) == CV_SEQ_KIND_SUBDIV2D)
CV_IS_SET        2350 modules/core/src/datastructs.cpp     is_set = CV_IS_SET(seq);
CV_IS_SET        5087 modules/core/src/persistence.cpp     if( !memstorage && (CV_IS_SEQ( ptr ) || CV_IS_SET( ptr )) )