Node Jimp | Color red
Introduction
The red modifier is an inbuilt color modifier in Nodejs | Jimp which modifies the red components of the given image by a given amount.
image.color([ { apply: 'red', params: value } ]);
Parameter:
- value – This parameter stores the amount by which red color of the image is to be modified.
Input Images:
Example 1:
// 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 // color function having red modifier image.color([{apply: 'red' , params: [73]}]) .write( 'red1.png' ); } main(); console.log( "Image Processing Completed" ); |
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Output:
Example 2: cb (optional parameters)
// 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 // color function having red modifier image.color([{apply: 'red' , params: [ '50' ]}], function (err){ if (err) throw err; }) .write( 'xor2.png' ); } main(); console.log( "Image Processing Completed" ); |
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Output:
Reference: https://www.npmjs.com/package/jimp