Returns the color described by the GmagickPixel object, as a string or an array. If the color has an opacity channel set, this is provided as a fourth value in the list.
参数
as_array
TRUE to indicate return of array instead of string.
normalize_array
TRUE to normalize the color values.
返回值
A string or an array of channel values, each normalized if TRUE is given as normalize_array. Throws GmagickPixelException on error.