Node.js Jimp
Jimp is a node module used to do image processing which is provided by the npm installer. The Jimp – Javascript Image Manipulation Program is a library written entirely in JavaScript for Node, without any external or native dependencies.
Various Image manipulation options available in this library are blit, blur, color, contain, and many more.
Image types supported by Jimp :
- @jimp/jpeg
- @jimp/png
- @jimp/bmp
- @jimp/tiff
- @jimp/gif
Advantages :
Nodejs syntax is easy to handle and people with backgrounds in Python or C++ can get easily used to it. The compilation time in nodejs is faster than any other.
Input Images:
Setup Environment :
npm init -y
Install Dependencies :
npm install jimp
Example 1: In this example, we will see the use of Jimp.
javascript
//npm install --save jimp //import jimp library to the environment const Jimp = require( 'jimp' ); //User-Defined Function to read the images async function main() { const image1 = await Jimp.read( const image2 = await Jimp.read( //call to blit function image1.blit(image2, 20, 40) //write image .write( 'blit1.png' ); console.log( "Image Processing Completed" ); } main(); |
Output:
Example 2: In this example, we will see the use of blur on the image.
javascript
//npm install --save jimp //import jimp library to the environment const Jimp = require( 'jimp' ); //User-Defined Function to read the images async function main() { const image = await Jimp.read( image.blur(2, function (err) { if (err) throw err; }) .write( 'blur2.png' ); } main(); console.log( "Image Processing Completed" ); |
Output:
Reference: https://www.npmjs.com/package/jimp
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