php教程

Imagick::setBackgroundColor

(PECL imagick 2.0.0)

Imagick::setBackgroundColorSets the object's default background color

说明

Imagick::setBackgroundColor ( mixed $background ) : bool

Sets the object's default background color.

参数

background

返回值

成功时返回 TRUE

更新日志

版本 说明
2.1.0 Now allows a string representing the color as a parameter. Previous versions allow only an ImagickPixel object.

User Contributed Notes

eleg 28-Feb-2012 02:59
Be cautious and set bgcolor BEFORE importing a SVG with transparency!  :-/

<?php

$im
= new Imagick();
$im->setBackgroundColor(new ImagickPixel('transparent'));

$im->readImage('carte_Alain2.svg');

$im->setImageFormat("png32");

header('Content-type: image/png');
echo
$im;
?>

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