1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/other-licenses/7zstub/src/7zip/Common/LSBFEncoder.cpp Wed Dec 31 06:09:35 2014 +0100 1.3 @@ -0,0 +1,29 @@ 1.4 +// LSBFEncoder.cpp 1.5 + 1.6 +#include "StdAfx.h" 1.7 + 1.8 +#include "LSBFEncoder.h" 1.9 +#include "Common/Defs.h" 1.10 + 1.11 +namespace NStream { 1.12 +namespace NLSBF { 1.13 + 1.14 +void CEncoder::WriteBits(UInt32 value, int numBits) 1.15 +{ 1.16 + while(numBits > 0) 1.17 + { 1.18 + if (numBits < m_BitPos) 1.19 + { 1.20 + m_CurByte |= (value & ((1 << numBits) - 1)) << (8 - m_BitPos); 1.21 + m_BitPos -= numBits; 1.22 + return; 1.23 + } 1.24 + numBits -= m_BitPos; 1.25 + m_Stream.WriteByte((Byte)(m_CurByte | (value << (8 - m_BitPos)))); 1.26 + value >>= m_BitPos; 1.27 + m_BitPos = 8; 1.28 + m_CurByte = 0; 1.29 + } 1.30 +} 1.31 + 1.32 +}}