关于tesseract:CentOS下安装tesseract5

# 下载源码
git clone https://github.com/tesseract-ocr/tesseract.git

cd tesseract

./autogen.sh
# 可能呈现谬误: Unable to find a valid copy of libtoolize or glibtoolize in your PATH!
# 解决方案: 
## yum install automake -y 
## yum install libtool -y

./configure
# ./configure可能呈现以下问题, 附上解决方案
# 问题1  configure: error: Your compiler does not have the necessary C++17 support! Cannot proceed.
# 解决方案: https://segmentfault.com/a/1190000041832780

# 问题2  configure: error: Leptonica 1.74 or higher is required. Try to install libleptonica-dev package.
# 解决方案: https://segmentfault.com/a/1190000041833110

make && make install
ldconfig

官网阐明文档: https://tesseract-ocr.github.io/tessdoc/Compiling.html
其余教程链接:
Linux环境如何反对应用tess4j进行ORC
linux (centos7)上装Tesseract-OCR最新版本(5.0)