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Node Jimp | Color hue

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The hue modifier is an inbuilt color modifier in Nodejs | Jimp that applies hue to an image to a given amount, from -360 to 360. It is an alias of the spin modifier. 

Syntax:

image.color([
      { apply: 'hue', params: [value] }
]);

Parameter:

  • value – This parameter stores the amount of hue to apply. It takes values from -360 – 360.

Input Images:

   

Example 1: 

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
    // color function having hue modifier
    image.color([{ apply: 'hue', params: [50] }])
        .write('hue1.png');
}
 
main();
console.log("Image Processing Completed");


Output:

  

Example 2: cb (optional parameters) 

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
    // color function having hue modifier
    image.color([{ apply: 'hue', params: [50] }], function (err) {
        if (err) throw err;
    })
        .write('hue2.png');
}
 
main();
console.log("Image Processing Completed");


Output:

  

Reference: https://www.npmjs.com/package/jimp



Last Updated : 03 Apr, 2023
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