SHIFT_BITS
if (m_RangeCoderInfo.low < (0xFF << SHIFT_BITS)) \
m_RangeCoderInfo.buffer = (m_RangeCoderInfo.low >> SHIFT_BITS); \
m_RangeCoderInfo.buffer = (m_RangeCoderInfo.low >> SHIFT_BITS); \
unsigned int nTemp = (m_RangeCoderInfo.low >> SHIFT_BITS) + 1;