PHP 5.4.36 Released

Imagick::adaptiveThresholdImage

(PECL imagick 2.0.0)

Imagick::adaptiveThresholdImageSelects a threshold for each pixel based on a range of intensity

Descrizione

bool Imagick::adaptiveThresholdImage ( int $width , int $height , int $offset )

Selects an individual threshold for each pixel based on the range of intensity values in its local neighborhood. This allows for thresholding of an image whose global intensity histogram doesn't contain distinctive peaks.

Elenco dei parametri

width

Width of the local neighborhood.

height

Height of the local neighborhood.

offset

The mean offset

Valori restituiti

Restituisce TRUE in caso di successo.

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