Node.js GM write() Function

Node.js GM resize() Function

Last Updated : 08 Mar, 2025

The resize() function is an inbuilt function in the GraphicsMagick library that is used to resize an image. The function returns the true value of success.

Syntax:

resize( width, height )

Parameters: This function accepts two parameters, as mentioned above and described below:

width: This parameter is used to specify the width of the image.
height: This parameter is used to specify the height of the image.

Return Value: This function returns the GraphicsMagick object.

Example 1:

javascript

// Include gm library
const gm = require('gm');

// Import the image
gm('1.png')

// Invoke resize function with 1024*768
.resize(1024, 268)

// Process and Write the image
.write("resize1.png", function (err) {
    if (!err) console.log('done');
});

Output: Example 2:

javascript

// Include gm library
const gm = require('gm');

//Import the image
gm(600, 300, 'white')

// set the color for the stroke
.stroke("green", 3)

// Set the font
.font("Helvetica.ttf", 60)

// Call to drawText Function
.drawText(100, 280, "GeeksforGeeks!")

// Invoke roll function
.resize(200, 150, '%')

// Process and write the image
.write("resize2.png", function (err) {
    if (!err) console.log('done');
});

Output: Reference:

Node.js GM write() Function

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