PHP | Gmagick setImageDispose() Function

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

Syntax:

public Gmagick::setimagedispose( $disposeType ) : Gmagick

Parameters: This function accepts 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:
https://cdncontribute.geeksforgeeks.org/wp-content/uploads/geeks-21.png

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<?php
  
// Create new Gmagick object
$gmagick = new Gmagick(
  
// 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;
?>

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Output:

dispose Before: 0
dispose After: 4

Program 2:
Original Image:
https://cdncontribute.geeksforgeeks.org/wp-content/uploads/Screenshot-from-2018-10-16-23-23-54.png

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<?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;
?>

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Output:

dispose Before: 0
dispose After: 10 

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



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