isNone 517 modules/core/include/opencv2/core/persistence.hpp CV_WRAP bool isNone() const; isNone 5633 modules/core/src/persistence.cpp t == SEQ ? (size_t)node->data.seq->total : (size_t)!isNone(); isNone 465 modules/ts/src/ts_perf.cpp if (valnode.isNone()) isNone 521 modules/ts/src/ts_perf.cpp if (valnode.isNone()) isNone 592 modules/ts/src/ts_perf.cpp if(n.isNone())