Image 4 Web

The purpose of this package is to provide a way to compress images for web usage.

Features

Compress images with jpg, png, gif, svg format.

Use it as NPM package or by CLI.

Prerequisites

• Software
  • Node
  • NPM

Getting Started

npm install image4-web

Code sample

as library

const image4Web = require('image4-web');

let params = {
    input: INPUT_PATH,
    output: OUTPUT_PATH,
    engines: ['jpg', 'svg', 'png', 'gif'],
    parameters: {
        jpg: {
            quality: 75,
            grayscale: false,
            rgb: false,
            optimize: false,
            progressive: false,
            isTarga: false
        },
        png: {
            quality: 75
        },
        gif: {
            quality: 50,
            colorCount: 32
        }
    }
};

(async () => {
    await image4Web.compress(params);
})();

with CLI

> image4Web --help


image4web [INPUT_FOLDER] [-o OUTPUT_PATH] [-v]
|
|_ INPUT_FOLDER: input folder where to get files to compress
|_ OUTPUT_PATH: output path where to put compressed files
|_ -v: Verbose mode

> image4Web test/imgs -o output -v

=> 5 files compressed over 5
----------------------------------------------------------------------------------------------------
JCVDSPlit.jpg                   79.525ko        =>      49.448ko
Disabled-Meme.jpg               40.677ko        =>      15.746ko
Simple_Colors.gif               1005.767ko      =>      858.798ko
stop.png                        31.963ko        =>      7.726ko
Vector-based_example.svg        6.518ko         =>      4.647ko

External tools

This aggregate software is using the following npm packages:

• mozjpeg
• gifsicle
• svgo
• pngquant

Next to come

• technical docs
• new feature: images to webp
• more parameters for each engine

---

ENJOY !