(PECL imagick 2, PECL imagick 3)
Imagick::getQuantumRange — Returns the Imagick quantum range
Returns the quantum range for the Imagick instance.
此函数没有参数。
Returns an associative array containing the quantum range as an
int ("quantumRangeLong") and as a
string ("quantumRangeString").
错误时抛出 ImagickException。