opencv_qr-master opencv_qr-master\CMakeLists.txt opencv_qr-master\README.md opencv_qr-master\align.png opencv_qr-master\area_ratio.png opencv_qr-master\image.cpp opencv_qr-master\markers.png opencv_qr-master\naming.png opencv_qr-master\oreint.png opencv_qr-master\sample.jpg opencv_qr-master\video.cpp