Convert PPTX to XLSM via C# or Online App
.NET API for PPTX to XLSM conversion without using Microsoft® Excel or PowerPoint
Aspose.Total for .NET is a comprehensive suite of APIs that enables developers to easily convert PPTX files to XLSM within any .NET, C#, ASP.NET and VB.NET application. This powerful suite of APIs provides a simple two-step process for converting PPTX files to XLSM.
The first step involves using Aspose.Slides for .NET to export the PPTX file to HTML. Aspose.Slides for .NET is a powerful API that enables developers to create, read, write, modify and convert PowerPoint presentations without the need for Microsoft PowerPoint. It supports a wide range of features, including the ability to export presentations to HTML.
The second step involves using Aspose.Cells for .NET to convert the HTML file to XLSM. Aspose.Cells for .NET is a powerful spreadsheet programming API that enables developers to create, read, write, modify and convert spreadsheets without the need for Microsoft Excel. It supports a wide range of features, including the ability to convert HTML to XLSM.
By using Aspose.Total for .NET, developers can quickly and easily convert PPTX files to XLSM within any .NET, C#, ASP.NET and VB.NET application. This powerful suite of APIs provides a simple two-step process for converting PPTX files to XLSM, making it an ideal solution for developers who need to quickly and easily convert PPTX files to XLSM.
How to Convert PPTX to XLSM via C#
- Open PPTX file using Presentation class
- Export PPTX as HTML by using Save method
- Load HTML document by using Workbook class
- Save the document to XLSM using Save method
PPTX File Conversion in C#
For PPTX file to XLSM 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 .
Free Online Converter for PPTX to XLSM
Convert Protected PPTX to XLSM via C#
While converting PPTX file to XLSM, if your input PPTX document is password protected you cannot convert it to XLSM 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 PPTX to XLSM with Watermark via C#
While converting PPTX file to XLSM, you can also add watermark to your output XLSM 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 XLSM with Watermark.
FAQ
- How can I convert PPTX to XLSM Online?Online App for PPTX conversion is integrated above. To initiate the PPTX to XLSM conversion process, simply add the PPTX file by either dragging and dropping it into the designated area or clicking on it to import the document. Next, click on the "Convert" button. Once the PPTX to XLSM conversion has been completed, you can download the converted file. With just a single click, you will receive your output XLSM files.
- How long does it take to convert PPTX?The speed of this online converter is largely dependent on the size of the PPTX file. If the PPTX file is small in size, the conversion to XLSM can be completed within a few seconds. Additionally, if you have integrated the conversion code within a .NET application, the speed of the conversion process will depend on how well you have optimized your application for this purpose.
- Is it safe to convert PPTX to XLSM using free Aspose.Total converter?Of course! As soon as the PPTX to XLSM conversion is complete, you will have instant access to the download link for the converted XLSM files. Please note that we automatically delete any uploaded files after 24 hours, and the download links will no longer be active after this time period. Your files are completely secure and private, as no one else has access to them. The file conversion process, including PPTX conversion, is absolutely safe to use. We offer this free app primarily for testing purposes so that you can evaluate the results before integrating the code.
- What browser should I use to convert PPTX?This online conversion tool is compatible with any modern browser, such as Google Chrome, Firefox, Opera, or Safari. However, if you are developing a desktop application, the Aspose.Total PPTX Conversion API is a reliable option for smooth integration.
Explore PPTX Conversion Options with .NET
What is PPTX File Format?
The PPTX file format is the successor to the PPT (PowerPoint Presentation) format and is used by Microsoft PowerPoint, the popular presentation software included in the Microsoft Office suite. PPTX files were introduced with the release of Microsoft Office 2007 and are based on the Open XML file format.
PPTX files store presentations as a collection of individual slides, each containing various elements such as text, images, shapes, charts, tables, and multimedia content. The format uses XML-based encoding, which allows for more efficient storage, improved data recovery, and enhanced compatibility with other software applications.
One of the key advantages of the PPTX format is its smaller file size compared to the older PPT format. This is achieved through improved compression techniques and the elimination of redundant data, resulting in more compact files that are easier to share, transfer, and store.
PPTX files also offer advanced features and capabilities, including support for enhanced formatting options, slide transitions, animations, and embedded multimedia elements. The format allows for greater flexibility in designing and customizing presentations, enabling users to create visually appealing and interactive slideshows.
PPTX files can be opened, edited, and presented using Microsoft PowerPoint or compatible software applications across different platforms, including Windows, macOS, and mobile devices. They can be shared via email, uploaded to cloud storage services, or accessed through collaboration platforms for seamless teamwork and presentation delivery.
What is XLSM File Format?
The XLSM file format is another file format used by Microsoft Excel, and it stands for Excel Macro-Enabled Workbook. Similar to XLSB, XLSM files offer additional functionality and capabilities compared to the standard XLSX format.
XLSM files are designed to store spreadsheet data that includes macros. Macros are small programs or scripts that automate tasks within Excel. With the XLSM format, users can create, edit, and execute macros directly within the workbook. This makes XLSM files particularly useful for automating repetitive tasks, performing complex calculations, or creating customized functions.
By enabling macros, XLSM files allow users to enhance the functionality of their spreadsheets. Macros can be written using the Visual Basic for Applications (VBA) programming language, providing a powerful tool for customization and automation within Excel.
One of the main advantages of the XLSM format is its ability to store and execute macros seamlessly. When an XLSM file is opened, Excel enables the macros contained within the file, allowing users to utilize the automation and customization features provided by the macros.
However, it’s important to note that due to potential security risks, some Excel versions may prompt users to enable or disable macros when opening an XLSM file. This is done to protect against potentially malicious macros that could harm the system or compromise data.