Imagick::embossImage
(PECL imagick 2.0.0)
Imagick::embossImage — Returns a grayscale image with a three-dimensional effect
Descrição
bool Imagick::embossImage
( float
$radius
, float $sigma
)Returns a grayscale image with a three-dimensional effect. We convolve the image with a Gaussian operator of the given radius and standard deviation (sigma). For reasonable results, radius should be larger than sigma. Use a radius of 0 and it will choose a suitable radius for you.
Parâmetros
-
radius -
The radius of the effect
-
sigma -
The sigma of the effect
Valor Retornado
Returns TRUE on success.
Erros
Throws ImagickException on error.
Exemplos
Example #1 Imagick::embossImage()
<?php
function embossImage($imagePath, $radius, $sigma) {
$imagick = new \Imagick(realpath($imagePath));
$imagick->embossImage($radius, $sigma);
header("Content-Type: image/jpg");
echo $imagick->getImageBlob();
}
?>