PHP | Gmagick setsize() Function

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The Gmagick::setsize() function is an inbuilt function in PHP which is used to set the size associated with an gmagick object.

Syntax:

Gmagick Gmagick::setsize( int $columns, int $rows )

Parameters: This function accept two parameters as mentioned above and described below:

$columns: It specifies the width of an image.
$rows: It specifies the height of an image.

Return Value: This function returns Gmagick object on success.

Exceptions: This function throws GmagickException on error.

Below given programs illustrate the Gmagick::setsize() function in PHP:

Used Image:

Program 1:

<?php 
  
// Create a new Gmagick object 
$gmagick = new Gmagick('zambiatek.png'); 
  
// Set the size 
$gmagick->setsize(200, 200); 
  
// Get the size 
$size = $gmagick->getsize(); 
print_r($size); 
?> 

Output:

Array ( [columns] => 200 [rows] => 200 )

Program 2:

<?php 
  
// Create a new Gmagick object 
$gmagick = new Gmagick('zambiatek.png'); 
  
// Set the size 
$gmagick->setsize(600, 200); 
  
// Crop image using size 
$gmagick->cropimage( 
    $gmagick->getsize()['columns'], 
    $gmagick->getsize()['rows'], 0, 0 
); 
  
// Output the image   
header('Content-type: image/png');   
echo $gmagick;   
?> 

Output:

Reference: https://www.php.net/manual/en/gmagick.setsize.php

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