ros(25):rqt_ image_ View reports an error unable to load plugin for transport 'compressed', error string

Report errors ：

Need to use rqt_image_view see compressed Format picture topic , The following error will pop up ：

Unable to load plugin for transport 'compressed', error string:
According to the loaded plugin descriptions the class image_transport/compressed_sub with base class type image_transport::SubscriberPlugin does not exist. Declared types are  image_transport/raw_sub

Solution ：

install

sudo apt-get install ros-melodic-image-transport-plugins

         among melodic Corresponding ros Version of

And restart rqt_imager_view

Reference resources ：Unable to load plugin for transport 'image_transport/compressed_sub' - ROS Answers: Open Source Q&A Forum