ImagickPixel::setColorValue

(PECL imagick 2.0.0)

ImagickPixel::setColorValue — Sets the normalized value of one of the channels

说明

bool ImagickPixel::setColorValue ( int $color , float $value )

Warning

本函数还未编写文档，仅有参数列表。

Sets the value of the specified channel of this object to the provided value, which should be between 0 and 1. This function can be used to provide an opacity channel to an ImagickPixel object.

参数

color: One of the Imagick channel color constants.
value: The value to set this channel to, ranging from 0 to 1.

返回值

成功时返回 TRUE。