This function actually sets the width and height of the image (in pixels).
Took me forever to figure this out.
PHP - Manual: Imagick::setImageExtent
2024-11-15
(PECL imagick 2, PECL imagick 3)
Imagick::setImageExtent — Sets the image size
$columns
, int $rows
): boolSets the image size (i.e. columns & rows).
columns
rows
成功时返回 true
。
错误时抛出 ImagickException。
This function actually sets the width and height of the image (in pixels).
Took me forever to figure this out.
In other graphics systems I have seen this referred to as Canvas size or re-dimensioning. It changes the dimension of the image without re-scaling. Added pixels appear black, removed pixels are simply cropped away.
官方地址:https://www.php.net/manual/en/imagick.setimageextent.php