https://cloud.tencent.com/developer/article/1419619
https://github.com/opencv/opencv_contrib
https://docs.opencv.org/4.3.0/d4/d61/group__text.html
https://blog.csdn.net/xuxunjie147/article/details/87178774
EAST 文本检测
https://blog.csdn.net/jkjj2015/article/details/87621668
https://blog.csdn.net/monk1992/article/details/90719151
https://blog.csdn.net/Destiny_zc/article/details/107007432 (编译文件缺失的问题)
https://blog.csdn.net/Gordon_Wei/article/details/85775328（编译安装4.1.0，成功版）
https://zhuanlan.zhihu.com/p/114526376（测试sift代码）