Skip to content
Related Articles

Related Articles

Nodejs | GM thumbnail() Function
  • Last Updated : 13 Mar, 2020

The thumbnail() function is an inbuilt function in the GraphicsMagick library which is used to make the thumbnail image of the given image. The function returns the true value on success.

Syntax:

thumbnail( x, y )

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

  • x: This parameter is used to specify width of the thumbnail image.
  • y: This parameter is used to specify height of the thumbnail image.

Return Value: This function returns the GraphicsMagick object.

Original Image:

Example 1:



filter_none

edit
close

play_arrow

link
brightness_4
code

// Include gm library
var gm = require('gm');
  
// Import the image
gm('1.png')
  
// Invoke thumbnail function x, y as 300, 200
.thumbnail(300, 200)
  
// Process and Write the image
.write("thumbnail1.png", function (err) {
  if (!err) console.log('done');
});

chevron_right


Output:

Example 2:

filter_none

edit
close

play_arrow

link
brightness_4
code

// 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 thumbnail function
//  on x, y as 300, 150
.thumbnail(300, 150)
  
// Process and write the image 
.write("thumbnail2.png", function (err) {
  if (!err) console.log('done');
});

chevron_right


Output:

Reference:

My Personal Notes arrow_drop_up
Recommended Articles
Page :