Imagick::setImageArtifact
(PECL imagick 3)
Imagick::setImageArtifact — Set image artifact
Description
public Imagick::setImageArtifact ( string $artifact , string $value ) : bool
Associates an artifact with the image. The difference between image properties and image artifacts is that properties are public and artifacts are private. This method is available if Imagick has been compiled against ImageMagick version 6.5.7 or newer.
Parameters
-
artifact -
The name of the artifact
-
value -
The value of the artifact
Return Values
Returns true on success.
Errors/Exceptions
Throws ImagickException on error.
See Also
- Imagick::getImageArtifact() - Get image artifact
- Imagick::deleteImageArtifact() - Delete image artifact
Examples
Example #1 Imagick::setImageArtifact()
<?php
function setImageArtifact() {
$src1 = new \Imagick(realpath("./images/artifact/source1.png"));
$src2 = new \Imagick(realpath("./images/artifact/source2.png"));
$src2->setImageVirtualPixelMethod(\Imagick::VIRTUALPIXELMETHOD_TRANSPARENT);
$src2->setImageArtifact('compose:args', "1,0,-0.5,0.5");
$src1->compositeImage($src2, Imagick::COMPOSITE_MATHEMATICS, 0, 0);
$src1->setImageFormat('png');
header("Content-Type: image/png");
echo $src1->getImagesBlob();
}
?>
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https://www.php.net/manual/en/imagick.setimageartifact.php