In order to use opencv-python,gdspy package, add following in .bashrc/.zshrc etc:

export PYTHONPATH=$PYTHONPATH:/gpfs/users/yinhuang/.local/lib/python2.7/site-packages/cv2 export PYTHONPATH=$PYTHONPATH:/gpfs/users/yinhuang/.local/lib/python2.7/site-packages/gdspy-1.2.1-py2.7-linux-x86_64.egg

• Manual:

  1. Get edges with vertice number in foo.png python image2gds.py -i target.png
  2. Manual input polygon seq based on foo.png and output gds python image2gds.py -i target.png -s seq -o out.gds

• Auto(Only for HV mode with clear separation edge):

  python image2gds.py -i target.png -o out.gds

• image2gds_v2.py use opencv to do contour extraction