(PECL imagick 2.0.0)
ImagickPixel::setColorValue — Sets the normalized value of one of the channels
$color
, float $value
)Esta função não está documentada; somente a lista de argumentos está disponível.
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.
color
One of the Imagick color constants e.g. \Imagick::COLOR_GREEN or \Imagick::COLOR_ALPHA.
value
The value to set this channel to, ranging from 0 to 1.
Returns TRUE
on success.