Convert PPT to XLSX via C#
.NET API for PPT to XLSX conversion without using Microsoft® Excel or PowerPoint
By using Aspose.Total for .NET you can convert PPT file to XLSX within any .NET, C#, ASP.NET and VB.NET application in two simple steps. Firstly, by using Aspose.Slides for .NET , you can export PPT to HTML. After that, by using Aspose.Cells for .NET Spreadsheet Programming API, you can convert HTML to XLSX.
How to Convert PPT to XLSX via C#
- Open PPT file using Presentation class
- Export PPT as HTML by using Save method
- Load HTML document by using Workbook class
- Save the document to XLSX using Save method
PPT File Conversion in C#
For PPT file to XLSX Conversion in C#, please install the API from the command line as nuget install Aspose.Total or via Package Manager Console of Visual Studio.
Alternatively, get the offline MSI installer or DLLs in a ZIP file from downloads .
Convert Protected PPT to XLSX via C#
While converting PPT file to XLSX, if your input PPT document is password protected you cannot convert it to XLSX without decrypting the document. When your document is password protected, it means it enforces certain restrictions on the presentation. To remove the restrictions, the password has to be entered. A password-protected presentation is considered a locked presentation. The API allows you to open the encrypted document by passing the correct password in a LoadOptions object.
Convert PPT to XLSX with Watermark via C#
While converting PPT file to XLSX, you can also add watermark to your output XLSX file format. In order to add a watermark, you can create a new Workbook object and open the converted HTML document, select Worksheet via its index, create a Shape and use its AddTextEffect function. After that you can save your HTML document as XLSX with Watermark.