image_transport软件包中含有republish节点,可以用来执行话题重新发布操作: ros2 run image_transport republish compressed --ros-args --remap in/compressed:=image_raw/compressed --ros-args --remap out:=image_raw/uncompressed 上面这条命令中republish节点的参数有: (1)compressed——用于指定传输的输入,可以是...
图片的压缩和解压 默认如果安装了image_transport_plugins,图片会自动压缩处理 但是rviz2目前还不直接使用压缩的图片,需要做如下解压 ros2 run image_transport republish compressed --ros-args --remap in/compressed:=image_raw/compressed raw --ros-args --remap out:=image_raw/uncompressed 纠错...
ros2 run image_transport republish ffmpeg in/ffmpeg:=image_raw/ffmpeg raw out:=image_raw/uncompressed --ros-args -p "ffmpeg_image_transport.map.hevc_nvenc:=hevc" Republishing is generally not necessary so long as publisher and subscriber both properly use an image transport. Some nodes however...
ros2 run image_transport republish compressed in/compressed:=image_raw/compressed raw out:=image_raw/uncompressed The parameters mean: compressed- the transport to use for input, in this case 'compressed'. Alternative:raw, to republish the raw/image_rawtopic ...
ROS2不是通信中间件，而是机器人编程中间件，试图为机器人创建行为。因此，需要一个机器人。机器人相对...
ros2 run image_transport republish raw in:=image_raw compressed out:=image_raw_compressed Make sure to link/installhttps://github.com/ros-perception/image_transport_plugins/tree/ros2before to enable compressed image republishing using image_transport since its not included in the base package. Mo...