![]() The imagemin-pngquant NPM package is a Node.js implementation of the pngquant compression library and is a plugin for the imagemin NPM package. Compress Multiple PNG Images & Place Them in a New Directoryīefore we can start writing our code, we need to install both the imagemin and imagemin-pngquant NPM package.If needed, we wrote a guide on installing Node.js. In the compressimage () function we first found for image specifications by using getimagesize () function and checked for its mime type. The conversion we put the images through will reduce file sizes by as much as 75% and still keep your images looking good.īefore moving forward, make sure you have Node.js installed and an application directory setup for our code. If we want to maintain 100 quality we can simply apply 100 or we can pass 80 if we want to compress and lose the image quality by 20. Way2enjoy is another online tool that uses same lossy compression to reduce the size. If the PNG file is rich in colors, such as a nature photo or an artwork. It can reduce the PNG size by up to 70, depending on the input file. Tiny PNG is an online tool that uses lossy compression to reduce the file size of PNG images. This program allows you to compress PNG images without losing quality and it preserves the original dimensions of the images and their transparency (if any). With that package, we'll implement the pngquant image compression library. Fill, sign, print and send documents online with PDFfiller - its fast, secure and easy to use. We'll be using an NPM package called Imagemin that will do most of the heavy lifting for us. In this article, we'll show you how to programmatically compress PNG images using Node.js. ![]()
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