PHP | Imagick scaleImage() Function

The Imagick::scaleImage() function is an inbuilt function in PHP which is used to scale the size of an image to the given dimensions.

Syntax:

bool Imagick::scaleImage( int $cols, int $rows, bool $bestfit = false, bool $legacy = false )

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

• $cols: It specifies the width of image.
• $rows: It specifies the height of image.
• $bestfit (Optional): It specifies whether to automatically maintain the aspect ratio of image or not. If true it will maintain else it won’t. Default value is false.
• $legacy (Optional): It specifies the legacy. Default value is false.

Return Value: This function returns TRUE on success.

Exceptions: This function throws ImagickException on error.

Below given programs illustrate the Imagick::scaleImage() function in PHP:

Program 1:

<?php

// Create a new imagick object
$imagick = new Imagick(
'https://media.geeksforgeeks.org/wp-content/uploads/geeksforgeeks-13.png');

// Scale the image
$imagick->scaleImage(400, 300);

// Add border
$imagick->borderImage('green', 1, 1);

// Display the image
header("Content-Type: image/png");
echo $imagick->getImageBlob();
?>

Output:

Program 2:

<?php

// Create a new imagick object
$imagick = new Imagick(
'https://media.geeksforgeeks.org/wp-content/uploads/geeksforgeeks-13.png');

// Scale the image
$imagick->scaleImage(350, 200);

// Add border
$imagick->borderImage('green', 1, 1);

// Display the image
header("Content-Type: image/png");
echo $imagick->getImageBlob();
?>

Output:

Reference: https://www.php.net/manual/en/imagick.scaleimage.php