Imagick::contrastStretchImageImagick::convolveImage
(PECL imagick 2.0.0)
Imagick::convolveImage — Applies a custom convolution kernel to the image
Descrizione
bool Imagick::convolveImage
( array
$kernel
[, int $channel = Imagick::CHANNEL_ALL
] )Applies a custom convolution kernel to the image.
Elenco dei parametri
-
kernel -
The convolution kernel
-
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.
Valori restituiti
Restituisce TRUE in caso di successo.
Errori/Eccezioni
Lancia una ImagickException in caso di errore.
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