HaruImage::setMaskImage
(PECL haru >= 0.0.1)
HaruImage::setMaskImage — Set the image mask
说明
HaruImage::setMaskImage
( object
$mask_image
) : boolSets the image used as image-mask. It must be 1bit gray-scale color image.
返回值
Returns TRUE on success.
错误／异常
发生错误时抛出 HaruException 异常。
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