motion time adjust

opencv-motion-detect/evmlmotion.cpp

@@ -757,7 +757,7 @@ private:
                     // }
                     json p;
                     evtState = IN;
-                    evtStartTmOrig = packetTm - detPara.pre;
+                    evtStartTmOrig = packetTm - detPara.pre - 10;
                     spdlog::info("{} state: NONE->IN ({}, {}, {}, {}, {}, {}, {})", selfId, pktDelt, this->fps, dura, frameProcessed, evtCnt, thr, _area);
                     makeEvent(EV_MSG_EVENT_MOTION_START, evtStartTmOrig);
                 }