Convert POWERPOINT to XLTX via C++ or Online App

POWERPOINT to XLTX File Conversion via C++ without using Microsoft® Excel or PowerPoint

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By using Aspose.Total for C++ you can convert POWERPOINT file to XLTX within C++ applications in two simple steps. Firstly, by using Aspose.Slides for C++ , you can export POWERPOINT to HTML. After that, by using Aspose.Cells for C++ Spreadsheet Programming API, you can convert HTML to XLTX.

How to Convert POWERPOINT to XLTX via C++

  1. Open POWERPOINT file using Presentation class reference
  2. Convert POWERPOINT to HTML by using Save method
  3. Load HTML document by using IWorkbook class reference
  4. Save the document to XLTX format using Save method

Get Started with C++ File Automation APIs

Install via Package Manager Console of Visual Studio with Install-Package Aspose.Total.Cpp.

Alternatively, get the offline MSI installer or DLLs in a ZIP file from downloads .

Free Online Converter for POWERPOINT to XLTX

Convert Protected POWERPOINT to XLTX via C++

Using the API, you can also open the password-protected document. If your input POWERPOINT document is password protected, you cannot convert it to XLTX without using the password. 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. The following code example shows how to open an encrypted document with a password.

FAQ

  • How can I convert POWERPOINT to XLTX Online?
    The online POWERPOINT conversion app is located above. To begin the conversion process, you can add your POWERPOINT file by either dragging and dropping it onto the white area or clicking inside the area to import the document. Afterward, click the "Convert" button. Once the POWERPOINT to XLTX conversion process is completed, you can download your converted file with just one click.
  • How long does it take to convert POWERPOINT?
    The speed of this online converter is fast, but it largely depends on the size of the POWERPOINT file being converted. Smaller POWERPOINT files can be rendered to XLTX in just a few seconds. If you plan to integrate the conversion code within a C++ application, the speed will depend on how you have optimized your application for the conversion process.
  • Is it safe to convert POWERPOINT to XLTX using free Aspose.Total converter?
    Of course! The download link of XLTX files will be available instantly after conversion. We delete uploaded files after 24 hours and the download links will stop working after this time period. No one has access to your files. File conversion (including POWERPOINT) is absolutely safe. Mainly free app is integrated for the purpose of testing so that one can check the result before integrating the code.
  • What browser should I use to convert POWERPOINT?
    You can use any modern browser for this online conversion, for example, Google Chrome, Firefox, Opera, Safari. But in case you are developing a Desktop application. Aspose.Total POWERPOINT Conversion API will work smooth.

Explore POWERPOINT Conversion Options with C++

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

What is POWERPOINT File Format?

PowerPoint is a widely used presentation software that offers various file formats to save and share presentations. Understanding the different file formats in PowerPoint is essential for compatibility, sharing, and maintaining the visual integrity of presentations.

The default file format in PowerPoint is PPT (PowerPoint Presentation). PPT files are compatible with older versions of PowerPoint but may have limitations in terms of compatibility with other software applications. However, with newer versions, the PPTX (PowerPoint Open XML Presentation) format has become more prevalent. PPTX offers several advantages, including smaller file sizes, improved data recovery, and enhanced compatibility with other programs.

In addition to PPT and PPTX, PowerPoint supports other file formats like PDF (Portable Document Format). PDF files are widely used for sharing and publishing presentations because they preserve the formatting, layout, and graphics of the original slides, ensuring consistent viewing across different devices and platforms.

PowerPoint also allows saving presentations in formats like POT (PowerPoint Template) and POTX (PowerPoint Open XML Template). These formats serve as templates for creating new presentations with predefined styles, layouts, and designs.

For compatibility with other software applications, PowerPoint supports formats like ODP (OpenDocument Presentation) and HTML (Hypertext Markup Language). ODP files are open-source and can be used with software like LibreOffice and Google Slides. HTML files are web-compatible, allowing presentations to be displayed in web browsers.

What is XLTX File Format?

An XLTX file is an Excel Template file used to create new workbooks with predefined formatting and settings. Excel templates offer pre-designed spreadsheets that can include charts, formulas, and other features not found in a standard Excel workbook. When you open an XLTX file, Excel generates a new workbook based on the template.

Templates serve as a convenient way to replicate the formatting and settings of an existing workbook. For instance, if you have a workbook with a customized chart, you can save it as a template and use it to create new workbooks with the same customized chart. Templates can be created from scratch or downloaded from the internet. Microsoft Office provides numerous free templates for various purposes.

By using templates, you can save time and effort by eliminating the need to manually recreate the same formatting and settings for each new workbook. Instead, you can start with a template that already includes the desired features. Templates offer consistency and efficiency, ensuring that new workbooks maintain a consistent look and functionality.

When you save a workbook as a template, it is stored as an XLTX file extension. This file format signifies that the file is an Excel Template, ready to be used for creating new workbooks with the same predefined formatting and settings.