我正在使用ros图像传输来接收和显示图像。在我的回调函数中，我有以下几行constcv::Mat*recivedRosImage;recivedRosImage=&(cv_bridge::toCvShare(msg,"bgr8")->image);cv::imshow("view",*recivedRosImage);//thisdoesn'twork//cv::imshow("view",cv_bridge::toCvShare(msg,"bgr8")->image);thisworksrecivedRosImage指向空图像的原因是什么？ 最佳答案