Compress Image using Nodejs to 100KB

gistfile1.txt

const sharp = require('sharp');
const fs = require('fs');

sharp('path/to/input/image.jpg')
  .jpeg({ quality: 80 })
  .resize({ width: 800 })
  .toBuffer((err, buffer) => {
    if (err) throw err;

    if (buffer.length > 100 * 1024) {
      sharp(buffer)
        .jpeg({ quality: 60 })
        .toBuffer((err, buffer) => {
          if (err) throw err;

          fs.writeFile('path/to/output/image.jpg', buffer, (err) => {
            if (err) throw err;
            console.log('Image compressed successfully.');
          });
        });
    } else {
      fs.writeFile('path/to/output/image.jpg', buffer, (err) => {
        if (err) throw err;
        console.log('Image compressed successfully.');
      });
    }
  });