Image Compression and Retention

It appears that there are several projects related to image compression and retention on GitHub.

One project, SriDharani-10/Image-Compression-Web-App-using-K-Means-Clustering-and-Format-Retention, uses K-Means clustering and resizing techniques to reduce image file size while preserving visual quality and original format.

Another project, debarun1234/creative-website, converts JPEG and PNG images into ASCII, Alphanumeric, or Binary art with high accuracy in detail and depth retention.

For PNG image compression, you can use the pngjs library, which is a PNG encoder/decoder written entirely in JavaScript. It supports any bit size & interlace, async & sync with full test suite.

Code Snippet:

const pngjs = require('pngjs');

// Compress PNG image
const pngBuffer = pngjs.readFileSync('input.png');
const compressedPngBuffer = pngjs.compress(pngBuffer);

// Save compressed PNG image
fs.writeFileSync('output.png', compressedPngBuffer);

Note that this is just a basic example, and you may need to adjust the compression settings and other parameters to achieve optimal results for your specific use case.