【Linux】Tess4j识别pdf报错libgs.so无法加载

https://www.ghostscript.com/releases/gsdnld.html

源码地址：https://github.com/ArtifexSoftware/ghostpdl-downloads/releases/download/gs9550/ghostscript-9.55.0.tar.gz

stackoverflow有解决方案

or

sudo yum install ghostscript