Method run

example/E01-AutoPilot.cpp:127–131

class ShowGNode : public GNode {
    CStatus run() override {
        auto param = CGRAPH_GET_GPARAM_WITH_NO_EMPTY(DetectResultGParam, EXAMPLE_PARAM_KEY);
        CGRAPH_ECHO("find [%d] car and [%d] lane in frame [%d] \n", param->car_num_, param->lane_num_, param->frame_id_);
        return CStatus();
    }
};