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Nodejs | GM raise() Function

  • Last Updated : 16 Mar, 2020

The raise() function is an inbuilt function in the GraphicsMagick library which is used to lighten or darken image edges. This will create a 3-D effect. The function returns the true value on success.


raise( 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 effect.
  • weight: This parameter is used to specify the height of the effect.

Return Value: This function returns the GraphicsMagick object.

Example 1:

// Include gm library
var gm = require('gm');
// Import the image
// Invoke quality function with
// average parameter
.raise(30, 60)
// Process and Write the image
.write("raise1.png", function (err) {
  if (!err) console.log('done');


Example 2:

// Include gm library
var 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 raise function with 200, 75
.raise(200, 75)
// Process and write the image 
.write("raise2.png", function (err) {
  if (!err) console.log('done');



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