text: #ifndef NODELET_PUBBER_CLASS_SRC_NODELET_PUBBER_CLASS_H_
  #define NODELET_PUBBER_CLASS_SRC_NODELET_PUBBER_CLASS_H_
  
  #include <nodelet/nodelet.h>
  #include <ros/ros.h>
  #include <std_msgs/Bool.h>
  
  namespace nodelet_speed_test
  {
    class NodeletPubber : public nodelet::Nodelet
    {
    public:
      virtual void onInit();
    private:
      void callback(const std_msgs::Bool& start);
      void publish_images();
      ros::Publisher pub;
      ros::Subscriber sub;
    };
  }
  
  #endif
  