PHP | Gmagick setImageDispose() Function

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The Gmagick::setImageDispose() function is an inbuilt function in PHP which is used to sets the image disposal method.

Syntax:

Gmagick Gmagick::setimagedispose( $disposeType )

Parameters: This function accepts a single parameter $disposeType which specifies the image disposal type.

Return Value: This function returns the Gmagick object on success.

Below programs illustrate the Gmagick::setImageDispose() function in PHP:

Program 1:
Original Image:

<?php 
  
// Create new Gmagick object 
$gmagick = new Gmagick( 
'https://media.zambiatek.com/wp-content/uploads/zambiatek-15.png'); 
  
// Using getImageDispose function 
$res = $gmagick->getImageDispose(); 
  
// Display result 
echo "dispose Before: " . $res . "</br>"; 
  
// Set Dispose of Gmagick Object 
$gmagick->setImageDispose(4); 
  
// using getImageDispose function 
$res = $gmagick->getImageDispose(); 
  
// Display result 
echo "dispose After: " . $res; 
?> 

Output:

dispose Before: 0
dispose After: 4

Program 2:
Original Image:

<?php 
  
$string = "Computer Science portal for Geeks!";  
  
// Creating new image of above String  
// and add color and background  
$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'); 
  
// Using getImageDispose function 
$res = $im->getImageDispose(); 
  
// Display result 
echo "dispose Before: " . $res . "</br>"; 
  
// Set Dispose of Gmagick Object 
$im->setImageDispose(10); 
  
// Using getImageDispose function 
$res = $im->getImageDispose(); 
  
// Display result 
echo "dispose After: " . $res; 
?> 

Output:

dispose Before: 0
dispose After: 10

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

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