GmagickPixel::setcolorvalue
(PECL gmagick >= Unknown)
GmagickPixel::setcolorvalue — Sets the normalized value of one of the channels
Description
public void GmagickPixel::setcolorvalue
( int $color
, float $value
)
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 a GmagickPixel object.
Parameters
- color
-
One of the Gmagick channel color constants.
- value
-
The value to set this channel to, ranging from 0 to 1.
Return Values
The GmagickPixel object on success.