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(   // 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(   // 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
