PHP Manual
Gmagick
Sets the image chromaticity white point

Gmagick::setimagewhitepoint

(PECL gmagick >= Unknown)

Gmagick::setimagewhitepoint — Sets the image chromaticity white point

说明

public Gmagick::setimagewhitepoint ( float $x , float $y ) : Gmagick

Sets the image chromaticity white point.

参数

x: The white x-point.
y: The white y-point.

返回值

The Gmagick object on success.

错误／异常

错误时抛出 GmagickException。

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