#include<iostream> #include <QLibrary> using namespace std; int main() { cout<<"this is a test!"<<endl; QLibrary *hello_lib = NULL; //写清楚库的路径,如果放在当前工程的目录下,路径为./libhello.so hello_lib = new QLibrary("./libsth.so")
当使用摄像头遇到如下问题:[usb_cam-1] process has died [pid 12288, exit code 127, cmd /opt/ros/indigo/lib/usb_cam/usb_cam_node __name:=usb_cam __log:=/home/sanstyle/.ros/log/783945ac-c7e3-11e6-bddb-4437e6444bf6/usb_cam-1.log].log file: /home/sanstyle/.ros/log/783