(PECL haru >= 0.0.1)
HaruImage::getBitsPerComponent — Get the number of bits used to describe each color component of the image
Gets the number of bits used to describe each color component of the image.
이 함수는 인수가 없습니다.
Returns the number of bits used to describe each color component of the image.
오류 시에 HaruException을 던짐.