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Imagick::setImageResolution

(PECL imagick 2, PECL imagick 3)

Imagick::setImageResolution — Sets the image resolution

说明

public Imagick::setImageResolution(float $x_resolution, float $y_resolution): bool

Sets the image resolution.

参数

x_resolution
y_resolution

返回值

成功时返回 true。

错误／异常

错误时抛出 ImagickException。

示例

示例 #1 Imagick::setImageResolution()

<?php
function setImageResolution($imagePath) {
    $imagick = new \Imagick(realpath($imagePath));
    $imagick->setImageResolution(50, 50);
    
    header("Content-Type: image/jpg");
    echo $imagick->getImageBlob();
}

?>