(PECL gmagick >= Unknown)
Gmagick::getimagematte — Check if the image has a matte channel
Returns true
if the image has a matte channel, otherwise false
.
此函數(shù)沒有參數(shù)。
Returns true
if the image has a matte channel, otherwise false
.
錯(cuò)誤時(shí)拋出 GmagickException。