Friday, November 24, 2023

ArUco2osc

Send ArUco marker detections as OSC messages

Download here: https://github.com/little-scale/ArUco2osc 

Repo contains 50 4x4 markers



To use:

  • pip install opencv-contrib-python
  • pip install python-osc
  • python aruco2osc.py

Args are:

  • --input: camera to use; default 0
  • --address: OSC message address to use; default /aruco/marker
  • --ip: OSC IP address to use; default 127.0.0.1
  • --port: OSC port to use; default 3001

Each message contains:

  • marker identity
  • size as a normalised ratio
  • angle in degrees
  • x value of midpoint of marker as a normalised value
  • y value of midpoint of marker as a normalised value

To change the marker type used for detection, change DICT_4X4_50 to a different value

Example Max Patch for receiving ArUCo detections: 




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