Gmagick::setCompressionQuality

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Gmagick::setCompressionQuality — Sets the object's default compression quality

说明

Gmagick::setCompressionQuality( int $quality ): Gmagick

Sets the object's default compression quality.

参数

quality

The GraphicsMagick default value is 75.

返回值

The Gmagick object.

错误／异常

错误时抛出 GmagickException。

示例

示例 #1 Gmagick::setCompressionQuality()

<?php
$gm = new Gmagick();
$gm->read("magick:rose");
$gm->setCompressionQuality(2);
?>