The Imagick class
PHP Manual

Imagick::whiteThresholdImage

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

Imagick::whiteThresholdImage — Force all pixels above the threshold into white

Description

bool Imagick::whiteThresholdImage ( mixed $threshold )
Avertissement

Cette fonction n'est pas documentée et seule la liste des arguments est disponible.

Is like Imagick::ThresholdImage() but force all pixels above the threshold into white while leaving all pixels below the threshold unchanged.

Liste de paramètres

threshold

Valeurs de retour

Returns TRUE on success.

Historique

Version Description
2.1.0 Now allows a string representing the color as a parameter. Previous versions allow only an ImagickPixel object.


The Imagick class
PHP Manual