opencv_image_saver

How to build

1. Copy this file to your catkin_ws dir
2. run catkin_make
3. source catkin_ws/devel/setup.bash
4. Run roslaunch opencv_image_saver image_saver.launch

How to use

The node constructor ImageSaver has 3 parameters. Change these in the main method

• robot_name: The name of the robot. If this is wrong, no image will be subscribed. By default duck7
• use_for_data-gathering: Enables a different file naming scheme.By default True.
• store_location: The place where to store all the images. By default this value is <~userhome>/duckietown_dataset

In the python file, there is an option to use this for a dataset, by default this value is True

• In this mode, enter 3 numbers in this format [NUM_DUCKS] [NUM_ROBOTS] [NUM_CONES]. The spaces are VERY IMPORTANT
• To save an image, hit space and then enter

This will save the image in the specified folder With the SUffixes DK for number of Ducks, RB for number of robots and CN for number of cones