PHP | Gmagick setImageDispose() Function

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.geeksforgeeks.org/wp-content/uploads/geeksforgeeks-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