Missing Features in OpenXML SDK in comparison with Aspose.Slides

Below are the main listed features provided you by Aspose.Slides:

Conversion from PPT to different formats

• Conversion from PPT to PPTX format
• Conversion to HTML
• Conversion to PDF
• Conversion to XPS

High level Programming with Presentation Document Object Model

• Assemble Slides
• Find and Replace in Presentation

Rendering and Printing of Presentation

• Rendered As Tiff
• Rendered As Tiff By User Defined Dimension
• Render Slide As SVG Image
• Print Presentation
• Render Slide As thumbnail to JPEG
• Render Slide As Thumbnail to JPEG by User defined Values
• Conversion to Tiff with Notes

For more details about more features you can simply go here.

Download

• Sample Code