Imagick
PHP Manual

Imagick::fxImage

(PECL imagick 2.0.0)

Imagick::fxImageEvaluate expression for each pixel in the image

Descrição

Imagick Imagick::fxImage ( string $expression [, int $channel = Imagick::CHANNEL_ALL ] )

Evaluate expression for each pixel in the image. Consult » The Fx Special Effects Image Operator for more information.

Parâmetros

expression

The expression.

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

Returns TRUE on success.

Erros

Throws ImagickException on error.


Imagick
PHP Manual