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PHP | Gmagick getimageblueprimary() Function

Last Updated : 28 Apr, 2023
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The Gmagick::getimageblueprimary() function is an inbuilt function in PHP which is used to return the chromaticity blue primary point. 

Syntax:

public Gmagick::getimageblueprimary( void ) : array

Parameters: This function does not accept any parameter. 

Return Value: This function returns an array containing x and y coordinates of point. 

Below programs illustrate the Gmagick::getimageblueprimary() function in PHP.

Program 1: Original Image: 

https://media.geeksforgeeks.org/wp-content/uploads/geeks-21.png 

php




<?php
 
// Create new Gmagick object
$gmagick = new Gmagick(
 
// Using getimageblueprimaryfunction
$res = $gmagick->getimageblueprimary();
print_r($res);
?>


Output:

Array ( [x] => 0.15000000596046 [y] => 0.059999998658895 ) 

Program 2: Original Image: 

https://media.geeksforgeeks.org/wp-content/uploads/Screenshot-from-2018-10-16-23-23-54.png 

php




<?php
 
$string = "Computer Science portal for Geeks!";
 
// Creating new image of above String
// and add color 
$im = new Gmagick();
$draw = new GmagickDraw();
 
// Fill the color in image
$draw->setFillColor(new GmagickPixel('green'));
 
// Set the text font size
$draw->setFontSize(50);
 
$metrix = $im->queryFontMetrics($draw, $string);
$draw->annotation(0, 40, $string);
$im->newImage($metrix['textWidth'], $metrix['textHeight'],
        new GmagickPixel('white'));
 
// Draw the image        
$im->drawImage($draw);
 
$im->setImageFormat('jpeg');
$im->setImageBluePrimary(2.6, 2.9);
 
 
// Using getImageBluePrimary function
$res = $im->getimageblueprimary();
 
// Display Result
print_r($res);
?>


Output:

Array ( [x] => 2.6 [y] => 2.9 ) 

Reference: http://php.net/manual/en/gmagick.getimageblueprimary.php



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