The Imagick::setImageWhitePoint() function is an inbuilt function in PHP which is used to set the image chromaticity white point.
Syntax:
bool Imagick::setImageWhitePoint( float $x, float $y )
Parameters:This function accepts two parameters as mentioned above and described below:
- $x: It specifies the x-coordinate of white point chromaticity.
- $y: It specifies the y-coordinate of white point chromaticity.
Return Value: This function returns TRUE on success.
Exceptions: This function throws ImagickException on error.
Below programs illustrate the Imagick::setImageWhitePoint() function in PHP:
Program 1:
<?php // Create a new imagick object $imagick = new Imagick( // Set the image white point $imagick->setImageWhitePoint(0.65, 0.89); // Get the image white point $whitepoint = $imagick->getImageWhitePoint(); print("<pre>".print_r($whitepoint, true)."</pre>"); ?> |
Output:
Array
(
[x] => 0.65
[y] => 0.89
)
Program 2:
<?php // Create a new imagick object $imagick = new Imagick( // Set the image white point $imagick->setImageWhitePoint(0.2, 0.2); // Display the image header("Content-Type: image/png"); echo $imagick->getImagesBlob(); ?> |
Output:
Reference: https://www.php.net/manual/en/imagick.setimagewhitepoint.php
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