Imagick::adaptiveBlurImage
(PECL imagick 2.0.0)
Imagick::adaptiveBlurImage — Adds adaptive blur filter to image
Descrição
Adds an adaptive blur filter to image. The intensity of an adaptive blur depends is dramatically decreased at edge of the image, whereas a standard blur is uniform across the image. Este método esta disponível apenas se Imagick foi compilado com ImageMagick versão 6.2.9 ou mais nova.
Parâmetros
- radius
-
The radius of the Gaussian, in pixels, not counting the center pixel. Provide a value of 0 and the radius will be chosen automagically.
- sigma
-
The standard deviation of the Gaussian, in pixels.
- channel
-
Provide any channel constant that is valid for your channel mode. To apply to more than one channel, combine channel constants using bitwise operators. Defaults to Imagick::CHANNEL_DEFAULT. Refer to this list of channel constants
Valor Retornado
Retorna TRUE em sucesso.
Erros
Dispara ImagickException em erro.
Exemplos
Exemplo #1 Using Imagick::adaptiveBlurImage():
Adaptively blur an image, then display to the browser.
<?php
header('Content-type: image/jpeg');
$image = new Imagick('test.jpg');
$image->adaptiveBlurImage(5,3);
echo $image;
?>
O exemplo acima irá imprimir algo similar a:
Veja Também
- Imagick::blurImage() - Adds blur filter to image
- Imagick::motionBlurImage() - Simulates motion blur
- Imagick::radialBlurImage() - Radial blurs an image