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PHP | Gmagick getimageredprimary() Function

Last Updated : 21 Jan, 2020
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The Gmagick::getimageredprimary() function is an inbuilt function in PHP which returns the chromaticity red primary point. This functions returns an associative array with keys "x" and "y". Syntax: 
array Gmagick::getimageredprimary( void )
Parameters: This function doesn’t accept any parameters. Return Value: This function returns an array containing x and y coordinates of point. Exceptions: This function throws GmagickException on error. Below given programs illustrate the Gmagick::getimageredprimary() function in PHP: Used Image: Program 1: php 
<?php

// Create a new Gmagick object
$gmagick = new Gmagick('geeksforgeeks.png');

// Use getimageredprimary function 
$res = $gmagick->getimageredprimary(); 
print_r($res); 
?>
Output: 
Array ( [x] => 0.63999998569489 [y] => 0.33000001311302 )
Program 2: php 
<?php

// Create a new Gmagick object
$gmagick = new Gmagick('geeksforgeeks.png');

// Use setimageredprimary function
$gmagick->setimageredprimary(4, 8);

// Use getimageredprimary function 
$res = $gmagick->getimageredprimary(); 
print_r($res); 
?>
Output: 
Array ( [x] => 4 [y] => 8 )
Reference: https://www.php.net/manual/en/gmagick.getimageredprimary.php

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