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Imagick::blurImage> <Imagick::averageImages
Last updated: Fri, 22 Aug 2008

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Imagick::blackThresholdImage

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

Imagick::blackThresholdImageForces all pixels below the threshold into black

Descrição

bool Imagick::blackThresholdImage ( mixed $threshold )
Aviso

Esta função não está documentada; somente a lista de argumentos está disponível.

Is like Imagick::thresholdImage() but forces all pixels below the threshold into black while leaving all pixels above the threshold unchanged.

Parâmetros

threshold

The threshold below which everything turns black

Valor Retornado

Retorna TRUE em sucesso.

Histórico

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



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Imagick::blurImage> <Imagick::averageImages
Last updated: Fri, 22 Aug 2008
 
 
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