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Imagick::getImageMatte

(PECL imagick 2, PECL imagick 3)

Imagick::getImageMatte — Return if the image has a matte channel

警告

此函数在 Imagick 3.4.4 中被 废弃，强烈建议不要应用此函数。

说明

public Imagick::getImageMatte(): bool

Returns true if the image has a matte channel otherwise false. 此方法在Imagick基于ImageMagick 6.2.9以上版本编译时可用。

参数

此函数没有参数。

返回值

成功时返回 true。