# Imagick::setImageOpacity

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

Imagick::setImageOpacity — Sets the image opacity level

### Description

bool Imagick::setImageOpacity ( float `$opacity` )
Warning

This function is currently not documented; only the argument list is available.

Warning

This function is EXPERIMENTAL. The behaviour of this function, the name of this function, and anything else documented about this function may change without notice in a future release of PHP. Use this function at your own risk.

Sets the image to the specified opacity level. This method is present if Imagick is compiled against ImageMagick 6.3.1 or later.

### Parameters

`opacity`

  The level of transparency: 1.0 is fully opaque and 0.0 is fully transparent.

### Return Values

Returns `TRUE` on success.

### Examples

Example#1 A Imagick::setImageOpacity() example

An example of using Imagick::setImageOpacity()

`<?php
/* Create the object */
$image = new Imagick('source.png');
/* Set the opacity */
$image->setImageOpacity(0.7);
/* output the image */
header('Content-type: image/png');
echo $image;
?>`