Gmagick::getimagechanneldepth

(PECL gmagick >= Unknown)

Gmagick::getimagechanneldepth — Gets the depth for a particular image channel

public int Gmagick::getimagechanneldepth ( int $channel_type )

Gets the depth for a particular image channel.

此函数没有参数。

Depth of image channel

错误时抛出 GmagickException。