Gmagick::getimagematte
(PECL gmagick >= Unknown)
Gmagick::getimagematte — Check if the image has a matte channel
说明
public Gmagick::getimagematte():
int
返回值
Returns true if the image has a matte channel, otherwise false.
错误／异常
错误时抛出
GmagickException。
