jpeg-compressor

This is a implementation of jpeg compressor.

Installation

npm install jpeg-compressor

Usage

const JpegEncoder = require('../dist/index')
const encoder = new JpegEncoder();
encoder.readFromBMP('/xxx/xxx.bmp');
encoder.encodeToJPG('/xxx/xxx.jpg', 50);

Performance

Original bmp	Compressed jpg	Compression ratio	Time used
1,440,054 bytes	68,888 bytes	0.047,8	3,843ms

This project is for education only, and it's my lab homework at Harbin Institute of Technology, if you would like to use it in your project, please fork and try to improve its performance as you like.