Node Jimp | Blur
Introduction : The blur() function is an inbuilt function in Nodejs | Jimp which uses blur algorithm that produces similar effect to a Gaussian blur.
Syntax:
blur(r, cb())
Parameter:
- r – This parameter stores the radius of the blur.
- cb – This is optional parameter which is invoked when compilation is complete.
Input Images:
Setup Environment :
npm init -y
Install Dependencies :
npm install jimp
Example 1:
javascript
// npm install --save jimp// import jimp library to the environmentvar Jimp = require('jimp');// User-Defined Function to read the imagesasync function main() { const image = await Jimp.read(' image.blur(5) .write('blur1.png');}main(); console.log('Image Processing Completed'); |
Output:
Example 2: With cb (optional parameter)
javascript
// npm install --save jimp// import jimp library to the environmentvar Jimp = require('jimp');// User-Defined Function to read the imagesasync 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
