XinwenXiang
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XinwenXiang
如何提取水印？
4
您好，查看了您对于pdf文件嵌入的源码，请问是否有对应提取水印的方法？
您好，请问您实现pdf水印的嵌入和提取参考文献是哪些？可否在README文件中附上？
Hi, I've followed some issues about how to solve this problem. My server OS is Ubuntu 18.04.5 LTS, and I use:  however, I still get the running error: ...