Convert JPG to PNG in PHP

Powerful PowerPoint PHP library that helps in developing applications with the ability to create, merge, inspect, or convert Microsoft PowerPoint and OpenOffice presentation files without the use of any software like Microsoft or Open Office, Adobe PDF.

Convert JPG to PNG in PHP

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

As a modern document processing API, Aspose.Slides for PHP exports JPG files to PNG file formats quickly. Aspose PowerPoint library allows you to convert JPG to PNGs and many other file formats

Convert JPG to PNG using PHP

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

PHP code for converting JPG into PNG
<?php
require_once("http://localhost:8080/JavaBridge/java/Java.inc");
require_once("lib/aspose.slides.php");

$pres = new Presentation();
try
{
    $slide = $pres->getSlides()->get_Item(0);
    
    $filename = 'image.jpg';
    $f = fopen($filename, 'r');
    if ($f) {
        $contents = fread($f, filesize($filename));
        fclose($f);
    }
    
    $image = $pres->getImages()->addImage($contents);
    $slide->getShapes()->addPictureFrame(ShapeType::Rectangle, 10, 10, 100, 100, $image);

    for ($i = 0; $i < java_values($pres->getSlides()->size()); $i++)
    {
        $bmp = $pres->getSlides()->get_Item($i)->getThumbnail(2, 2);
        $imageio = new Java("javax.imageio.ImageIO");
        $javafile = new Java("java.io.File", "slide_". $i .".png");
        $imageio->write($bmp, "PNG", $javafile);
    }
}
finally
{
    if ($pres != null) $pres->dispose();
}
?>

How to convert JPG to PNG using Aspose.Slides for PHP API

These are the steps to convert JPG to PNG in PHP.

Install Aspose.Slides for PHP via Java .
Add a library reference (import the library) to your PHP project.
Open the source JPG files in PHP.
Save result as PNG file.

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Convert JPG To Other Supported Formats

You can also convert JPG and save to other file formats. See all supported formats below