PHP 5.6.0beta1 released

Imagick::linearStretchImage

(PECL imagick 2.0.0)

Imagick::linearStretchImageStretches with saturation the image intensity

说明

bool Imagick::linearStretchImage ( float $blackPoint , float $whitePoint )

Stretches with saturation the image intensity.

参数

blackPoint

The image black point

whitePoint

The image white point

返回值

成功时返回 TRUE

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