The Imagick::getSamplingFactors() function is an inbuilt function in PHP which is used to get the horizontal and vertical sampling factor.
Syntax:
array Imagick::getSamplingFactors( void )
Parameters: This function doesn’t accepts any parameter.
Return Value: This function returns an associative array with the horizontal and vertical sampling factors of the image.
Exceptions: This function throws ImagickException on error.
Below given programs illustrate the Imagick::getSamplingFactors() function in PHP:
Program 1:
<?php // Create a new imagick object $imagick = new Imagick( $imagick->setSamplingFactors(array('2', '4', '5')); // Get the Sampling factors $samplingFactors = $imagick->getSamplingFactors(); print("<pre>".print_r($samplingFactors, true)."</pre>"); ?> |
Output:
Array
(
[0] => 2
[1] => 4
[2] => 5
)
Program 2:
<?php // Create a new imagick object $imagick = new Imagick( // Get the Sampling factors $samplingFactors = $imagick->getSamplingFactors(); print("<pre>".print_r($samplingFactors, true)."</pre>"); ?> |
Output:
Array // Empty array value because sampling factors aren't set ( )
Reference: https://www.php.net/manual/en/imagick.getsamplingfactors.php
