imagick_emboss
(PECL)
imagick_emboss -- Return a grayscale image with a three-dimensional effect
说明
bool
imagick_emboss ( resource image, float radius, float sigma )
参数
image
Image handle
radius
Radius of the pixel neighborhood
sigma
Standard deviation of the Gaussian in pixels
返回值
如果成功则返回 TRUE，失败则返回 FALSE。