# Blurs an image

Imagick::gammaImage
Imagick::getCompression
The Imagick class
PHP Manual

# Imagick::gaussianBlurImage

(PECL imagick 2.0.0)

Imagick::gaussianBlurImage — Blurs an image

### Descrição

bool Imagick::gaussianBlurImage ( float `$radius` , float `$sigma` [, int `$channel` = Imagick::CHANNEL_ALL ] )
Aviso

Esta função não está documentada; somente a lista de argumentos está disponível.

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.

### Parâmetros

`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. Refer to this list of channel constants.

### Valor Retornado

Retorna `TRUE` em sucesso.

### Erros

Dispara ImagickException em erro.

Imagick::gammaImage
Imagick::getCompression
The Imagick class
PHP Manual