Related Articles

Related Articles

Node Jimp | invert
  • Last Updated : 15 Apr, 2019

Introduction
The invert() function is an inbuilt function in Nodejs | Jimp which inverts an image’s colors.
Syntax:

invert(cb)

Parameter:

  • cb – This is optional parameter which is invoked when compilation is complete.

Input Images:

Example 1:



filter_none

edit
close

play_arrow

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
// invert function
  image.invert()
  .write('invert1.png');
}
  
main();
  console.log("Image Processing Completed");

chevron_right


Output:

Example 2: With mode and cb (optional parameters)

filter_none

edit
close

play_arrow

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
// invert function using callback function
  image.invert(function(err){
    if (err) throw err;
  })
  .write('invert2.png');
}
  
main();
  console.log("Image Processing Completed");

chevron_right


Output:

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




My Personal Notes arrow_drop_up
Recommended Articles
Page :