圖像處理git
opencv etcgithub
開源框架,直接使用,已經優化框架
https://github.com/itext/itextsharp https://github.com/itext/itext7-dotnet https://github.com/itext/i7n-pdfsweep https://github.com/itext/itextsharp/releases/tag/5.5.13