Amazon.com: Building Computer Vision Projects with OpenCV 4 and C++: Implement complex computer vision algorithms and explore deep learning and face detection: 9781838644673: Millan Escriva, David, Joshi, Prateek, G. Mendonca, Vinicius, Shilkrot,
OpenCV 4.x+ requires enabled C++11 support | Qt Forum
How to Install OpenCV in Ubuntu 16.04 LTS for C / C++