PHP | Gmagick rotateimage() Function

0 0 1 minute read

The Gmagick::rotateimage() function is an inbuilt function in PHP which is used to rotate an image in the specified number of degrees. The background empty triangles filled with the background color.
Syntax:

Gmagick Gmagick::rotateimage ( $color, $degrees )

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

$color: This parameter is used to set the background color pixel.
$degrees: This parameter is used to set the degree of rotation.

Return Value: This function returns the Gmagick object on success.
Errors/Exceptions: This function throws GmagickException on error.
Below programs illustrates the Gmagick::rotateimage() function in PHP:
Program 1:
Input Image:

php

<?php 
   
// Create a Gmagick object 
$gmagick = new Gmagick(
'https://zambiatek.com/wp-content/uploads/2023/10/tech-12.png'); 
 
// Rotate the image.
$gmagick->rotateimage('red', 35);
 
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); 
 
// Create a GmagickDraw object 
$gmagick = new Gmagick(); 
 
// Function to create new image of given size
$gmagick->newImage(500, 500, 'White'); 
 
// Function to set image format
$gmagick->setImageFormat("png"); 
 
// Function to draw image
$gmagick->drawImage($draw); 
 
// Rotate the image
$gmagick->rotateimage('yellow', 35);
  
// Display the output image 
header("Content-Type: image/png"); 
echo $gmagick->getImageBlob(); 
?> 

Output:

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

Whether you’re preparing for your first job interview or aiming to upskill in this ever-evolving tech landscape, zambiatek Courses are your key to success. We provide top-quality content at affordable prices, all geared towards accelerating your growth in a time-bound manner. Join the millions we’ve already empowered, and we’re here to do the same for you. Don’t miss out – check it out now!