Php/docs/gmagick.getimagematte

• PHP Manual
• Gmagick
• Check if the image has a matte channel

Gmagick::getimagematte

(PECL gmagick >= Unknown)

Gmagick::getimagematte — Check if the image has a matte channel

说明

public Gmagick::getimagematte ( ) : int

Returns true if the image has a matte channel, otherwise false.

参数

此函数没有参数。

返回值

Returns true if the image has a matte channel, otherwise false.

错误／异常

错误时抛出 GmagickException。