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Node Jimp | Color mix
  • Last Updated : 23 Apr, 2019

Introduction
The mix modifier is an inbuilt color modifier in Nodejs | Jimp which mixes colors by their RGB component values and amount is opacity of overlaying color.
Syntax:

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

Parameter:

  • color – This parameter stores the color to apply.
  • value – This parameter stores the amount of mix of color to apply.

Input Images:

Example 1:

filter_none

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link
brightness_4
code

// 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 hue modifier
  image.color([{apply:'mix', params: ['blue', 60]}])
  .write('mix1.png');
  
main();
  console.log("Image Processing Completed");

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Output:

Example 2: cb (optional parameters)

filter_none

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link
brightness_4
code

// 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 hue modifier
  image.color([{apply:'mix', params: ['green', 50]}], function(err){
    if (err) throw err;
  })
  .write('mix2.png');
}
  
main();
  console.log("Image Processing Completed");

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Output:

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




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