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PHP | Gmagick cropthumbnailimage() Function
  • Last Updated : 22 Mar, 2021

The Gmagick::cropthumbnailimage() function is an inbuilt function in PHP which is used to creates a fixed size thumbnail image by scaling the image down and then cropping a specified area from the center.
Syntax: 
 

Gmagick Gmagick::cropthumbnailimage( $width, $height )

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

  • $width: This parameter is used to set the width of thumbnail image.
  • $height: This parameter is used to set the height of thumbnail image.

Return Value: This function returns cropped Gmagick object.
Errors/Exceptions: This function throws GmagickException on error.
Below programs illustrate the Gmagick::cropthumbnailimage() function in PHP:
Program 1: 
Original Image: 
 

 



php




<?php
   
// Create a Gmagick object
$gmagick = new Gmagick(
   
// Use cropthumbnailimage() function
$gmagick->cropthumbnailimage(300, 600);
 
header('Content-type: image/png');
   
// Output the image
echo $gmagick;
?>

Output: 
 

Program 2: 
 

php




<?php
    
// Create a GmagickDraw object
$draw = new GmagickDraw();
   
// Create GmagickPixel object
$strokeColor = new GmagickPixel('Red');
$fillColor = new GmagickPixel('Green');
   
// Set the color, opacity of image
$draw->setStrokeOpacity(1);
$draw->setStrokeColor('Red');
$draw->setFillColor('Green');
   
// Set the width and height of image
$draw->setStrokeWidth(7);
$draw->setFontSize(72);
    
// Function to draw circle 
$draw->circle(250, 250, 100, 150);
  
$gmagick = new Gmagick();
$gmagick->newImage(500, 500, 'White');
$gmagick->setImageFormat("png");
$gmagick->drawImage($draw);
 
// Use cropthumbnailimage() function
$gmagick->cropthumbnailimage(300, 100);
 
// Display the output image
header("Content-Type: image/png");
echo $gmagick->getImageBlob();
?>

Output: 
 

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

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