Function getImageStatus

Modules/object_detection/cpp_nodes/aruco_det.cpp:137–141

用此函数查看是否收到图像话题

// 用此函数查看是否收到图像话题
bool getImageStatus(void)
{
    boost::shared_lock<boost::shared_mutex> lock(mutex_image_status);
    return image_status;
}

void switchCallback(const std_msgs::Bool::ConstPtr& msg)
{