HTML JSON XML SVG PPTX
ODT

Convert ODT to PPTX using C# or Online App

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

 Conversion via Python  Conversion via Java  Conversion via C++  Conversion in Android Apps

How to Convert ODT to PPTX Using C#

In order to automate the process for any Word odt files to PowerPoint pptx 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 Command

PM> Install-Package Aspose.Total

Steps to Convert ODT to PPTX via C#

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

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

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 PPTX 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 PPTX.

using (Presentation pptx = 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 PPTX Presentation
	pptx.Save("filepath\\pres.pptx", Aspose.Slides.Export.SaveFormat.Pptx);
}
 

Online Converter for ODT to PPTX

FAQ

  • How can I convert ODT to PPTX 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 PPTX 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 PPTX 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 PPTX 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 PPTX using free Aspose.Total converter?
    Of course! Once the ODT to PPTX conversion is complete, the download link for the newly converted PPTX 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 PPTX 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

Convert ODT to CSV (Comma Seperated Values)
Convert ODT to DIF (Data Interchange Format)
Convert ODT to EXCEL (Spreadsheet File Formats)
Convert ODT to FODS (OpenDocument Flat XML Spreadsheet)
Convert ODT to ODS (OpenDocument Spreadsheet)
Convert ODT to SXC (StarOffice Calc Spreadsheet)
Convert ODT to TSV (Tab-separated Values)
Convert ODT to XLAM (Excel Macro-Enabled Add-In)
Convert ODT to XLS (Microsoft Excel Binary Format)
Convert ODT to XLSB (Excel Binary Workbook)
Convert ODT to XLSM (Macro-enabled Spreadsheet)
Convert ODT to XLSX (Open XML Workbook)
Convert ODT to XLT (Excel 97 - 2003 Template)
Convert ODT to XLTM (Excel Macro-Enabled Template)
Convert ODT to XLTX (Excel Template)

What is ODT File Format?

ODT is a file format used for storing documents in the Open Document Format (ODF). ODT stands for Open Document Text. It is the default file format for word processing documents created by applications such as LibreOffice, OpenOffice, and Apache OpenOffice.

ODT files are based on XML, which is a markup language used for organizing and structuring data. They are designed to be an open and interoperable format, allowing users to create, edit, and share documents across different software applications and platforms.

The ODT format supports a wide range of features and formatting options commonly found in word processing documents. It includes support for text styling, paragraphs, tables, images, hyperlinks, headers and footers, footnotes, and more. ODT files can also contain embedded objects and multimedia elements.

One of the key advantages of the ODT format is its compatibility with different software applications. Users can create an ODT document in one word processing application and open it in another without losing formatting or content. This promotes collaboration and ensures that documents can be accessed and edited by users who may be using different software.

ODT files can be easily converted to other popular document formats, such as Microsoft Word’s DOCX format or PDF, for wider compatibility and sharing purposes. Additionally, the ODT format is designed to be future-proof, allowing for long-term preservation and accessibility of documents.

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.