rostopic bw display bandwidth used by topic rostopic delay display delay for topic which has header rostopic echo print messages to screen rostopic find find topics by type rostopic hz display publishing rate of topic rostopic info print information about active topic rostopic list print informati...
新终端运行rosrun rqt_graph rqt_graph 可以查看节点间的通信关系,程序员大本营,技术文章内容聚合第一站。
在使用命令之后 rosrun image_view extract_images _sec_per_frame:=0.01 image:={IMAGE_TOPIC_IN_BAGFILE} 我在执行 ffmpeg -r -b -i frame%04d.jpg .avi 事情是,我没有看到序列的图像后,我播放袋式文件。我跑了 rosbag info 获取包文件中的主题,但当我运行 rosrun rqtgraph rqtgraph /extract...
Thank you, the command worked. However I have a new problem, the keyboard teleoperation doesn't work. Roscore and Bringup both launched with out any errors. However none of the keys, w, s, x, a, d work. Topic monitor, rqt, brings up the default-rqt window which is blank. Can you...
File "/opt/ros/noetic/lib/python3/dist-packages/rqt_gui/main.py", line 61, in main return super( File "/opt/ros/noetic/lib/python3/dist-packages/qt_gui/main.py", line 458, in main main_window.statusBar() [trigger_map_expansion-5] killing on exit ...