update : 2015.11.03
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Sets the image resolution
Imagick
PHP Manual

Imagick::setImageResolution

(PECL imagick 2.0.0)

Imagick::setImageResolution — Sets the image resolution

설명

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

Sets the image resolution.

인수

x_resolution

y_resolution

반환값

성공시에 TRUE를 반환합니다.

오류/예외

오류시에 ImagickException이 발생합니다.

예제

Example #1 Imagick::setImageResolution()

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

?>

Imagick
PHP Manual