Hi JaeHyeong
Thank you for contacting Syncfusion support.
Our EJ2 PDF Viewer server library allows the PDF document pages to be exported as raster images. Refer to the below UG link for more details,
Add the following dependency to your application using the NuGet Package Manager.
Syncfusion.EJ2.PdfViewer.AspNet.Core.Windows
For Linux and OSX operating systems, use the corresponding libraries as follows:
· Syncfusion.EJ2.PdfViewer.AspNet.Core.Linux
· Syncfusion.EJ2.PdfViewer.AspNet.Core.OSX
Please try it and revert us with more details about your requirement if you still have concerns on this.
Regards,
Akshaya