Windows环境安装tesseract-ocr 4.00并配置环境变量
https://www.cnblogs.com/jianqingwang/p/6978724.html
https://blog.csdn.net/zwl18210851801/article/details/80004660
https://blog.csdn.net/wjbcy/article/details/79657378
------------------------------------------------------------------------------------------------------
https://swiftcafe.io/post/tesseract.md
https://github.com/tesseract-ocr/tesseract/wiki/Data-Files