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<Gmagick::separateimagechannelGmagick::setfilename>
^GmagickLast updated: Mon, 26 Oct 2026

Gmagick::setCompressionQuality

(No version information available, might only be in Git)

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

Description

function Gmagick::setCompressionQuality( int $quality ): Gmagick

Sets the object's default compression quality.

Parameters

quality

The GraphicsMagick default value is 75.

Return Values

The Gmagick object.

Errors/Exceptions

Throws an GmagickException on error.

Examples

Example #1 Gmagick::setCompressionQuality()

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

<Gmagick::separateimagechannelGmagick::setfilename>
^GmagickLast updated: Mon, 26 Oct 2026