Live demo: https://yuantailing.github.io/two-layer-qrcode/

Note that the demo is deployed on AWS Lambda, thus it's slower than the reported result in the paper.

$ pip3 install -r requirements.txt
$ make -C qrmerge  # please be patient to wait
$ # put a logo to qrmerge/logo.png as the default logo
$ FLASK_APP=app.py python3 -m flask run --with-threads

OS:

• Windows / Linux / macOS

Software:

• Python 3
• MinGW / g++

Memory:

• Compile: (don't know)
• Run: 256 MB