PHP | Imagick blueShiftImage() Function

The Imagick::blueShiftImage() function is an inbuilt function in PHP which is used to mute the colors of the image to simulate a scene at nighttime in the moonlight.

Syntax:

bool Imagick::blueShiftImage( $factor)

Parameters: This function accept a single parameter $factor which is used to specify the mutes colors of image.



Return Value: This function returns True on success.

Below programs illustrate the Imagick::blueShiftImage() function in PHP:

Program 1:
Original Image:
https://media.geeksforgeeks.org/wp-content/uploads/geeks-21.png

filter_none

edit
close

play_arrow

link
brightness_4
code

<?php
  
// Create new imagick object
$imagick = new Imagick(
  
  
// Using blueShiftImage function
$imagick->blueShiftImage(1.3);
  
header("Content-Type: image/jpg");
echo $imagick->getImageBlob();
  
?>

chevron_right


Output:

Program 2:
Original Image:
https://media.geeksforgeeks.org/wp-content/cdn-uploads/gfg_200X200.png

filter_none

edit
close

play_arrow

link
brightness_4
code

<?php
  
// Create new imagick object
$imagick = new Imagick(
  
// Using blueShiftImage function
$imagick->blueShiftImage(2.5);
  
header("Content-Type: image/jpg");
echo $imagick->getImageBlob();
  
?>

chevron_right


Output:

Reference: http://php.net/manual/en/imagick.blueshiftimage.php



My Personal Notes arrow_drop_up

Check out this Author's contributed articles.

If you like GeeksforGeeks and would like to contribute, you can also write an article using contribute.geeksforgeeks.org or mail your article to contribute@geeksforgeeks.org. See your article appearing on the GeeksforGeeks main page and help other Geeks.

Please Improve this article if you find anything incorrect by clicking on the "Improve Article" button below.