(PECL imagick 2.0.0)
Imagick::getImageMatte — Return if the image has a matte channel
This function has been DEPRECATED as of Imagick 3.4.4. Relying on this function is highly discouraged.
Returns TRUE
if the image has a matte channel otherwise false.
This method is available if Imagick has been compiled against ImageMagick version 6.2.9 or newer.
Returns TRUE
on success.