The Imagick class
PHP 手册

Imagick::vignetteImage

(PECL imagick 2.0.0)

Imagick::vignetteImage — Adds vignette filter to the image

说明

bool Imagick::vignetteImage ( float $blackPoint , float $whitePoint , int $x , int $y )

Softens the edges of the image in vignette style. This method is available if Imagick has been compiled against ImageMagick version 6.2.9 or newer.

参数

blackPoint

The black point.

whitePoint

The white point

x

X offset of the ellipse

y

Y offset of the ellipse

返回值

Returns TRUE on success.

参见

The Imagick class
PHP 手册