Imagick::functionImage

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

Imagick::functionImage — Applies a function on the image

Descrizione

public bool Imagick::functionImage ( int $function , array $arguments [, int $channel = Imagick::CHANNEL_DEFAULT ] )

Applies an arithmetic, relational, or logical expression to an image. Use these operators to create lighter or darker versions of an image, to increase or decrease contrast in an image, or to negate the image colors. This method is available if Imagick has been compiled against ImageMagick version 6.4.9 or newer.

Elenco dei parametri

function: Refer to this list of function constants
arguments: Array of arguments to pass to this function.

Valori restituiti

Restituisce TRUE in caso di successo.

Errori/Eccezioni

Lancia una ImagickException in caso di errore.