The sepia() function is an inbuilt function in the GraphicsMagick library which is used to apply a sepia filter to an image. The function returns the true value on success.
Syntax:
sepia()
Parameters: This function does not accept any parameter. This function can be directly applied to the imported 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 sepia function .sepia() // Process and Write the image .write("sepia1.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 borderColor() function // and set border color to green .borderColor("Green") // Invoke border function .border(62, 32) // Invoke sepia function .sepia() // Process and Write the image .write("sepia2.png", function (err) {
if (!err) console.log( 'done' );
}); |
Output:
Reference: