Convert POTX to PNG in JavaScript

Aspose.Slides for Node.js via .NET is a powerful and easy-to-use library that allows you to convert PowerPoint presentations to various formats in JavaScript. It supports all presentation elements and formats and provides a rich API to access and modify them. It also allows you to export your slides to various formats for further processing or sharing.

Convert POTX to PNG in Node.js

Aspose.Slides for Node.js via .NET is a powerful Node.js library for creating and manipulating presentation files. Moreover, it provides flexible ways to convert POTX to PNG. Using Aspose.Slides for Node.js via .NET, any developer or application can convert POTX to PNG files with just a few lines of code.

As a modern document processing API, Aspose.Slides for Node.js via .NET exports POTX files to PNG file formats quickly. Aspose PowerPoint library allows you to convert POTX to PNGs and many other file formats

Convert POTX to PNG using JavaScript

To convert the POTX to PNG, you will need to create Presentation from POTX file and save it as PNG.

JavaScript code for convert POTX into PNG
const fs = require('fs');
const asposeSlides = require('aspose.slides.via.net');
const { Presentation, SaveFormat } = asposeSlides;
var pres = new Presentation("welcome-to-powerpoint.potx");
try
{
    for (let i = 0; i < pres.slides.length; i++) {
        var slide = pres.slides.get(i);
        var image = slide.getThumbnail(new asposeSlides.RenderingOptions(), { width: 1080, height: 960 });

        image.save("slide" + i + ".png", ImageFormat.Png); 
    }
}
finally
{
    if (pres != null) pres.dispose();
}

How to convert POTX to PNG using Aspose.Slides for Node.js via .NET API

To convert POTX to PNG using Aspose.Slides for Node.js via .NET, you need to import the package in your JavaScript file and create an instance of the Presentation class. The Presentation class represents a PowerPoint document and provides methods to access and manipulate its elements.