(PECL imagick 2.0.0)
Imagick::blackThresholdImage — Forces all pixels below the threshold into black
Към момента тази функция не е документирана; наличен е единствено списъкът с аргументите й.
Is like Imagick::thresholdImage() but forces all pixels below the threshold into black while leaving all pixels above the threshold unchanged.
The threshold below which everything turns black
Връща TRUE при успех.
Версия | Описание |
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2.1.0 | Now allows a string representing the color as a parameter. Previous versions allow only an ImagickPixel object. |