The implode() function is an inbuilt function in the GraphicsMagick library which is used to implode image pixels about the center. The function returns the true value of success.
Syntax:
implode( factor )
Parameters: This function accepts a single parameter as mentioned above and described below:
- factor: This parameter is used to specify the factor by which the image needs to be imploded image pixels about the center.
Return Value: This function returns the GraphicsMagick object.
Example 1:
// Include gm library
const gm = require('gm');
// Import the image
gm('1.png')
// Invoke borderColor() function
// and set border color to green
.borderColor('Green')
// Invoke resize function
.border(10, 30)
// Invoke implode function
.implode(3)
// Process and Write the image
.write("implode1.png", function (err) {
if (!err) console.log('done');
});
Output:
Example 2:
// 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 borderColor() function
// and set border color to green
.borderColor("Green")
// Invoke border function
.border(62, 32)
// Invoke implode() function
.implode(2)
// Process and write the image
.write("implode2.png", function (err) {
if (!err) console.log('done');
});
Output:
Reference: