PHP | Gmagick getimageblueprimary() Function

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:

php

<?php

// Create new Gmagick object
$gmagick = new Gmagick(
'https://media.geeksforgeeks.org/wp-content/uploads/geeksforgeeks-15.png');

// Using getimageblueprimaryfunction
$res = $gmagick->getimageblueprimary();
print_r($res);
?>

Output:

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

Program 2: Original Image:

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