- zxingpp c++ library ported from https://github.com/zxing/zxing & https://github.com/zxing/zxing/tree/00f634024ceeee591f54e6984ea7dd666fab22ae/cpp
- zxingpp support C++11 & part of code copy from https://github.com/zxing/zxing/tree/00f634024ceeee591f54e6984ea7dd666fab22ae/cpp