nicholas-gs / ros2_video_streamer

Python video streamer or camera simulator in ROS2

ros2_video_streamer

tldr: A ROS2 python node for streaming video files or images to a topic.

Usage

There is a ros2_video_streamer_node launch file. Minimally, you need to provide a type (e.g. video or image) and path, which is the full path to the content to stream.

ros2 launch ros2_video_streamer ros2_video_streamer_node type:=<type> path:=<path>

The content is published on the ~/image/compressed topic.

Additional Settings

There are also the following optional settings that you can pass to the launch file

• node_name - Override the default name of the node.

• image_topic_name - Override default name of the topic to publish images to

• info_topic_name - Override default name of the topic to publish camera info to

• config_file_name - Name of YAML file in the config folder. CameraInfo messages are published on the ~/camera_info topic based on the content of the config file. By default, nothing is published.

• loop (true or false) - Continously publish the source on loop

• frame_id - Frame id string in the CameraInfo messages.

• start (int) - Location to start publishing the source.