Convert ODT to POTX using C# or Online App

Build Microsoft Word ODT to PowerPoint POTX conversion apps on .NET Framework, .NET Core, Windows Azure, Mono or Xamarin Platforms.

How to Convert ODT to POTX Using C#

In order to automate the process for any Word odt files to PowerPoint potx presentation batch conversion, we’ll use Aspose.Words for .NET and Aspose.Slides for .NET APIs. The former is a word processing API for processing or manipulating Microsoft Word documents. Whereas, the latter is a presentation manipulation API that lets you create or modify Microsoft PowerPoint slides. Both APIs are part of Aspose.Total for .NET package. You can directly download from Nuget or may use the following commands from the Package Manager Console.

Package Manager Console CommandPM> Install-Package Aspose.Total

Steps to Convert ODT to POTX via C#

Aspose.Total makes it easy for the developers to load & convert ODT files to POTX in just a few lines of code.

Add reference of Aspose.Total for .NET
Load ODT file using Aspose.Words.Document class
Save the ODT document into HTML
Create Aspose.Slides.Presentation Object
Import HTML content in text frame of any slide shape inside presentation
Save the document using Aspose.Slides.Presentation.Save(“output.potx”, SaveFormat.Potx)

System Requirements

Aspose.Total for .NET is supported on all major operating systems. Just make sure that you have the following prerequisites.

Microsoft Windows or a compatible OS with .NET Framework, .NET Core, Windows Azure, Mono or Xamarin Platforms.
Development environment like Microsoft Visual Studio.
Aspose.Words for .NET & Aspose.Slides for .NET DLLs or Aspose.Total for .NET DLL referenced in your project.

This code sample shows how to convert a ODT to POTX using C#Aspose.Words.Document odt = new Aspose.Words.Document("sourceWordFile.odt");

// Save ODT file to HTML 
odt.Save("filepath\\test.html", SaveFormat.Html);

// To convert multi pages ODT documents, export each page to HTML separately using Aspose.Words and then use the below code to convert to POTX.

using (Presentation potx = new Presentation()){

	// Access the default first slide of presentation
	ISlide slide = pres.Slides[0];

	// Adding the AutoShape to accomodate the HTML content 
	// Adjust it as of your need
	IAutoShape ashape = slide.Shapes.AddAutoShape(ShapeType.Rectangle, 10, 10, pres.SlideSize.Size.Width - 20, pres.SlideSize.Size.Height - 10);

	ashape.FillFormat.FillType = FillType.NoFill;

	// Adding text frame to the shape
	ashape.AddTextFrame("");

	// Clearing all paragraphs in added text frame
	ashape.TextFrame.Paragraphs.Clear();

	// Loading the HTML file using stream reader
	TextReader tr = new StreamReader("filepath\\test.html");

	// Adding text from HTML stream reader in text frame
	ashape.TextFrame.Paragraphs.AddFromHtml(tr.ReadToEnd());

	// Save the POTX Presentation
	potx.Save("filepath\\pres.potx", Aspose.Slides.Export.SaveFormat.Potx);
}

Online Converter for ODT to POTX

About Aspose.Total

Aspose.Total for .NET is complete package of document Manipulation APIs. APIs are easily integratable within any .NET based application to manipulate Microsoft Word, Excel, PowerPoint, Outlook, PDF, Images, Barcodes and more than 100 other formats. Programmers can easily use these to create, modify, render, print and convert between most popular file formats within any .NET, C#, ASP.NET and VB.NET applications without the need of any other software.

FAQ

How can I convert ODT to POTX Online?
Online App for ODT conversion is integrated above. To use this app, you can add your ODT file by dragging and dropping it into the designated white area or by clicking inside the area to import the document. Next, press the Convert button to start the conversion process. After the ODT to POTX conversion is complete, you can download your newly converted file with just one click, and it will be available to you in the form of a POTX file.
How long does it take to convert ODT?
This online converter operates quickly but is primarily dependent on the size of the ODT file being converted. For small ODT files, the conversion to POTX can be completed in a matter of seconds. However, if you have integrated the conversion code within a .NET application, the conversion speed will depend on how well your application has been optimized for the conversion process.
Is it safe to convert ODT to POTX using free Aspose.Total converter?
Of course! Once the ODT to POTX conversion is complete, the download link for the newly converted POTX file will be instantly available. It also assures the safety of the conversion process, as all uploaded files, including ODT files, are completely secure and will be deleted from the system after 24 hours. Furthermore, the download links will stop working after this period, ensuring the privacy and protection of your files. The integrated app is free to use and designed for testing purposes so that users can evaluate the results before integrating the code into their projects.
What browser should I use to convert ODT?
You can use any modern web browser, such as Google Chrome, Firefox, Opera, or Safari, for the online ODT to POTX conversion. However, if you are developing a desktop application, the Aspose.Total ODT Conversion API is recommended for smooth and efficient processing.

Explore ODT Conversion Options with .NET

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Convert ODT to XLTX (Excel Template)

Convert ODT to EXCEL (Spreadsheet File Formats)