Node Jimp | invert
Last Updated :
27 Mar, 2023
The invert() function is an inbuilt function in Nodejs | Jimp that inverts an image’s colors.
Syntax:
invert(cb)
Parameter:
- cb: This is an optional parameter that is invoked when compilation is complete.
Input Images:
Setup Environment:
npm init -y
Install Dependencies:
npm install jimp
Example 1: In this example, we will use invert() for inverting the image.
javascript
const Jimp = require( 'jimp' );
async function main() {
const image = await Jimp.read(
image.invert()
.write( 'invert1.png' );
}
main();
console.log( "Image Processing Completed" );
|
Output:
Example 2: With mode and cb (optional parameters)
javascript
const Jimp = require( 'jimp' );
async function main() {
const image = await Jimp.read(
image.invert( function (err) {
if (err) throw err;
})
.write( 'invert2.png' );
}
main();
console.log( "Image Processing Completed" );
|
Output:
Reference: https://www.npmjs.com/package/jimp
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