Imagick::adaptiveThresholdImage

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

Imagick::adaptiveThresholdImage — Selects a threshold for each pixel based on a range of intensity

설명

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.

매개변수

width: Width of the local neighborhood.
height: Height of the local neighborhood.
offset: The mean offset

반환값

성공시에 TRUE를 반환합니다.

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Imagick::adaptiveThresholdImage

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Last updated: Sun, 25 Nov 2007