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 environment var Jimp = require( 'jimp' ); // User-Defined Function to read the images async function main() { const image = await Jimp.read( ' image.blur(5) .write( 'blur1.png' ); } main(); console.log( 'Image Processing Completed' ); |
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Output:
Example 2: With cb (optional parameter)
javascript
// npm install --save jimp // import jimp library to the environment var 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' ); |
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Output:
Reference: https://www.npmjs.com/package/jimp