The Imagick class
PHP Manual

Imagick::gaussianBlurImage

(No version information available, might be only in CVS)

Imagick::gaussianBlurImageBlurs an image

Описание

bool Imagick::gaussianBlurImage ( float $radius , float $sigma [, int $channel ] )
Внимание

К настоящему времени эта функция еще не была документирована; для ознакомления доступен только список аргументов.

Blurs an image. We convolve the image with a Gaussian operator of the given radius and standard deviation (sigma). For reasonable results, the radius should be larger than sigma. Use a radius of 0 and selects a suitable radius for you.

Список параметров

radius

The radius of the Gaussian, in pixels, not counting the center pixel.

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 channeltype constants using bitwise operators. Defaults to Imagick::CHANNEL_ALL. Refer to this list of channel constants.

Возвращаемые значения

Returns TRUE on success.

Errors/Exceptions

Throws ImagickException on error.


The Imagick class
PHP Manual