Imagick
PHP Manual

Imagick::setImageAlphaChannel

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

Imagick::setImageAlphaChannel — Sets image alpha channel

Descrizione

bool Imagick::setImageAlphaChannel ( int $mode )

Activate or deactivate image alpha channel. The mode is one of the Imagick::ALPHACHANNEL_* constants. This method is available if Imagick has been compiled against ImageMagick version 6.3.8 or newer.

Elenco dei parametri

mode

One of the Imagick::ALPHACHANNEL_* constants

Valori restituiti

Restituisce TRUE in caso di successo.

Errori/Eccezioni

Lancia una ImagickException in caso di errore.

Vedere anche:

Imagick
PHP Manual