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How to apply a Sepia tone to an image in Node Jimp?
NodeJS – Sepia() is an inbuilt function that is used to apply a sepia or wash tone to the image.
Syntax
sepia(cb)
sepia() paramters
cb – This is an optional parameter that can be invoked after the compilation is complete.
Input Image
Using Node JIMP – SEPIA()
Before proceeding to use sepia() functions, please check that the following statements are already executed for setting up the environment.
npm init -y // Initialising the Node environment
npm install jimp --save // Installing the jimp dependency
Create a sepia.js file and copy-paste the following code snippet in it.
Use node sepia.js to run the code.
Note: – The method name should match with the JS file name. Only then, it will be able to call the desired method.
Example
const Jimp = require('jimp') ; async function sepia() { // Reading Image const image= await Jimp.read ('/home/jimp/tutorials_point_img.jpg'); image.sepia() .write('/home/jimp/sepia.jpg') } sepia(); // Calling the function here using async console.log("Image is processed successfully");
Output
Using Node JIMP – Sepia() with 'cb' parameters
Example
const Jimp = require('jimp') ; async function sepia() { // Reading Image const image = await Jimp.read ('/home/jimp/tutorials_point_img.jpg'); image.sepia(function(err){ if (err) throw err; }) .write('/home/jimp/sepia.jpg'); } sepia(); console.log("Image is processed successfully");
Output
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