Gmagick::embossimage
(PECL gmagick >= Unknown)
Gmagick::embossimage — Returns a grayscale image with a three-dimensional effect
説明
Returns a grayscale image with a three-dimensional effect. We convolve the image with a Gaussian operator of the given radius and standard deviation (sigma). For reasonable results, radius should be larger than sigma. Use a radius of 0 and it will choose a suitable radius for you.
パラメータ
-
radius -
The radius of the effect
-
sigma -
The sigma of the effect
返り値
The embossed Gmagick object.
エラー / 例外
エラー時に GmagickException をスローします。
