Convert OTP to PNG in Node.js

Convert OpenDocument Presentation Template files to PNG with Aspose.Slides for Node.js via Java.

Convert OTP to PNG in Node.js

Aspose.Slides for Node.js via Java lets developers create, read, edit, and convert presentation files in Node.js applications. You can load an OTP file with the Presentation class and export its slides to PNG images by using the presentation API.

Convert OTP to PNG using Node.js

To convert OTP to PNG, create a Presentation from the source file and export each slide to a PNG image.

Node.js code to convert OTP to PNGconst presentation = new aspose.slides.Presentation("sourceFile.otp");
try {
    const slideCount = presentation.getSlides().size();
    for (let slideIndex = 0; slideIndex < slideCount; slideIndex++) {
        const slide = presentation.getSlides().get_Item(slideIndex);
        const slideImage = slide.getImage(2, 2);
        try {
            const filePath = "slide_" + slide.getSlideNumber() + ".png";
            slideImage.save(filePath, aspose.slides.ImageFormat.Png);
        }
        finally {
            slideImage.dispose();
        }
    }
}
finally {
    presentation.dispose();
}