(PECL imagick 3)
Imagick::getImageArtifact — Get image artifact
Gets an artifact associated 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.
artifact
The name of the artifact
Returns the artifact value on success.
Throws ImagickException on error.