(PECL imagick 2.0.0)
Imagick::fxImage — Evaluate expression for each pixel in the image
Evaluate expression for each pixel in the image. Consult » The Fx Special Effects Image Operator for more information.
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.
Restituisce TRUE
in caso di successo.
Lancia una ImagickException in caso di errore.