Imagick::embossImage
(PECL imagick 2.0.0)
Imagick::embossImage — Returns a grayscale image with a three-dimensional effect
Description
bool Imagick::embossImage
( float $radius
, float $sigma
)
Warning
This function is currently not documented; only its argument list is available.
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.
Parameters
- radius
-
The radius of the effect
- sigma
-
The sigma of the effect
Return Values
Returns TRUE on success.
Errors/Exceptions
Throws ImagickException on error.