diff options
Diffstat (limited to 'util/cbfstool/lzma/C/7zip/Compress')
21 files changed, 0 insertions, 3555 deletions
diff --git a/util/cbfstool/lzma/C/7zip/Compress/LZ/BinTree/BinTree.h b/util/cbfstool/lzma/C/7zip/Compress/LZ/BinTree/BinTree.h deleted file mode 100644 index 243d5a3888..0000000000 --- a/util/cbfstool/lzma/C/7zip/Compress/LZ/BinTree/BinTree.h +++ /dev/null @@ -1,54 +0,0 @@ -// BinTree.h - -#include "../LZInWindow.h" -#include "../IMatchFinder.h" - -namespace BT_NAMESPACE { - -typedef UInt32 CIndex; -const UInt32 kMaxValForNormalize = (UInt32(1) << 31) - 1; - -class CMatchFinder: - public IMatchFinder, - public CLZInWindow, - public CMyUnknownImp, - public IMatchFinderSetNumPasses -{ - UInt32 _cyclicBufferPos; - UInt32 _cyclicBufferSize; // it must be historySize + 1 - UInt32 _matchMaxLen; - CIndex *_hash; - CIndex *_son; - UInt32 _hashMask; - UInt32 _cutValue; - UInt32 _hashSizeSum; - - void Normalize(); - void FreeThisClassMemory(); - void FreeMemory(); - - MY_UNKNOWN_IMP - - STDMETHOD(SetStream)(ISequentialInStream *inStream); - STDMETHOD_(void, ReleaseStream)(); - STDMETHOD(Init)(); - HRESULT MovePos(); - STDMETHOD_(Byte, GetIndexByte)(Int32 index); - STDMETHOD_(UInt32, GetMatchLen)(Int32 index, UInt32 back, UInt32 limit); - STDMETHOD_(UInt32, GetNumAvailableBytes)(); - STDMETHOD_(const Byte *, GetPointerToCurrentPos)(); - STDMETHOD_(Int32, NeedChangeBufferPos)(UInt32 numCheckBytes); - STDMETHOD_(void, ChangeBufferPos)(); - - STDMETHOD(Create)(UInt32 historySize, UInt32 keepAddBufferBefore, - UInt32 matchMaxLen, UInt32 keepAddBufferAfter); - STDMETHOD(GetMatches)(UInt32 *distances); - STDMETHOD(Skip)(UInt32 num); - -public: - CMatchFinder(); - virtual ~CMatchFinder(); - virtual void SetNumPasses(UInt32 numPasses) { _cutValue = numPasses; } -}; - -} diff --git a/util/cbfstool/lzma/C/7zip/Compress/LZ/BinTree/BinTree2.h b/util/cbfstool/lzma/C/7zip/Compress/LZ/BinTree/BinTree2.h deleted file mode 100644 index 74ca8d9d0e..0000000000 --- a/util/cbfstool/lzma/C/7zip/Compress/LZ/BinTree/BinTree2.h +++ /dev/null @@ -1,12 +0,0 @@ -// BinTree2.h - -#ifndef __BINTREE2_H -#define __BINTREE2_H - -#define BT_NAMESPACE NBT2 - -#include "BinTreeMain.h" - -#undef BT_NAMESPACE - -#endif diff --git a/util/cbfstool/lzma/C/7zip/Compress/LZ/BinTree/BinTree3.h b/util/cbfstool/lzma/C/7zip/Compress/LZ/BinTree/BinTree3.h deleted file mode 100644 index 76bd9ddd43..0000000000 --- a/util/cbfstool/lzma/C/7zip/Compress/LZ/BinTree/BinTree3.h +++ /dev/null @@ -1,16 +0,0 @@ -// BinTree3.h - -#ifndef __BINTREE3_H -#define __BINTREE3_H - -#define BT_NAMESPACE NBT3 - -#define HASH_ARRAY_2 - -#include "BinTreeMain.h" - -#undef HASH_ARRAY_2 - -#undef BT_NAMESPACE - -#endif diff --git a/util/cbfstool/lzma/C/7zip/Compress/LZ/BinTree/BinTree4.h b/util/cbfstool/lzma/C/7zip/Compress/LZ/BinTree/BinTree4.h deleted file mode 100644 index 08e2d1ced6..0000000000 --- a/util/cbfstool/lzma/C/7zip/Compress/LZ/BinTree/BinTree4.h +++ /dev/null @@ -1,18 +0,0 @@ -// BinTree4.h - -#ifndef __BINTREE4_H -#define __BINTREE4_H - -#define BT_NAMESPACE NBT4 - -#define HASH_ARRAY_2 -#define HASH_ARRAY_3 - -#include "BinTreeMain.h" - -#undef HASH_ARRAY_2 -#undef HASH_ARRAY_3 - -#undef BT_NAMESPACE - -#endif diff --git a/util/cbfstool/lzma/C/7zip/Compress/LZ/BinTree/BinTreeMain.h b/util/cbfstool/lzma/C/7zip/Compress/LZ/BinTree/BinTreeMain.h deleted file mode 100644 index d47a03de90..0000000000 --- a/util/cbfstool/lzma/C/7zip/Compress/LZ/BinTree/BinTreeMain.h +++ /dev/null @@ -1,531 +0,0 @@ -// BinTreeMain.h - -#include "../../../../Common/Defs.h" -#include "../../../../Common/CRC.h" -#include "../../../../Common/Alloc.h" - -#include "BinTree.h" - -// #include <xmmintrin.h> -// It's for prefetch -// But prefetch doesn't give big gain in K8. - -namespace BT_NAMESPACE { - -#ifdef HASH_ARRAY_2 - static const UInt32 kHash2Size = 1 << 10; - #define kNumHashDirectBytes 0 - #ifdef HASH_ARRAY_3 - static const UInt32 kNumHashBytes = 4; - static const UInt32 kHash3Size = 1 << 16; - #else - static const UInt32 kNumHashBytes = 3; - #endif - static const UInt32 kHashSize = 0; - static const UInt32 kMinMatchCheck = kNumHashBytes; - static const UInt32 kStartMaxLen = 1; -#else - #ifdef HASH_ZIP - #define kNumHashDirectBytes 0 - static const UInt32 kNumHashBytes = 3; - static const UInt32 kHashSize = 1 << 16; - static const UInt32 kMinMatchCheck = kNumHashBytes; - static const UInt32 kStartMaxLen = 1; - #else - #define kNumHashDirectBytes 2 - static const UInt32 kNumHashBytes = 2; - static const UInt32 kHashSize = 1 << (8 * kNumHashBytes); - static const UInt32 kMinMatchCheck = kNumHashBytes + 1; - static const UInt32 kStartMaxLen = 1; - #endif -#endif - -#ifdef HASH_ARRAY_2 -#ifdef HASH_ARRAY_3 -static const UInt32 kHash3Offset = kHash2Size; -#endif -#endif - -static const UInt32 kFixHashSize = 0 - #ifdef HASH_ARRAY_2 - + kHash2Size - #ifdef HASH_ARRAY_3 - + kHash3Size - #endif - #endif - ; - -CMatchFinder::CMatchFinder(): - _hash(0) -{ -} - -void CMatchFinder::FreeThisClassMemory() -{ - BigFree(_hash); - _hash = 0; -} - -void CMatchFinder::FreeMemory() -{ - FreeThisClassMemory(); - CLZInWindow::Free(); -} - -CMatchFinder::~CMatchFinder() -{ - FreeMemory(); -} - -STDMETHODIMP CMatchFinder::Create(UInt32 historySize, UInt32 keepAddBufferBefore, - UInt32 matchMaxLen, UInt32 keepAddBufferAfter) -{ - if (historySize > kMaxValForNormalize - 256) - { - FreeMemory(); - return E_INVALIDARG; - } - _cutValue = - #ifdef _HASH_CHAIN - 8 + (matchMaxLen >> 2); - #else - 16 + (matchMaxLen >> 1); - #endif - UInt32 sizeReserv = (historySize + keepAddBufferBefore + - matchMaxLen + keepAddBufferAfter) / 2 + 256; - if (CLZInWindow::Create(historySize + keepAddBufferBefore, - matchMaxLen + keepAddBufferAfter, sizeReserv)) - { - _matchMaxLen = matchMaxLen; - UInt32 newCyclicBufferSize = historySize + 1; - if (_hash != 0 && newCyclicBufferSize == _cyclicBufferSize) - return S_OK; - FreeThisClassMemory(); - _cyclicBufferSize = newCyclicBufferSize; // don't change it - - UInt32 hs = kHashSize; - - #ifdef HASH_ARRAY_2 - hs = historySize - 1; - hs |= (hs >> 1); - hs |= (hs >> 2); - hs |= (hs >> 4); - hs |= (hs >> 8); - hs >>= 1; - hs |= 0xFFFF; - if (hs > (1 << 24)) - { - #ifdef HASH_ARRAY_3 - hs >>= 1; - #else - hs = (1 << 24) - 1; - #endif - } - _hashMask = hs; - hs++; - #endif - _hashSizeSum = hs + kFixHashSize; - UInt32 numItems = _hashSizeSum + _cyclicBufferSize - #ifndef _HASH_CHAIN - * 2 - #endif - ; - size_t sizeInBytes = (size_t)numItems * sizeof(CIndex); - if (sizeInBytes / sizeof(CIndex) != numItems) - return E_OUTOFMEMORY; - _hash = (CIndex *)BigAlloc(sizeInBytes); - _son = _hash + _hashSizeSum; - if (_hash != 0) - return S_OK; - } - FreeMemory(); - return E_OUTOFMEMORY; -} - -static const UInt32 kEmptyHashValue = 0; - -STDMETHODIMP CMatchFinder::SetStream(ISequentialInStream *stream) -{ - CLZInWindow::SetStream(stream); - return S_OK; -} - -STDMETHODIMP CMatchFinder::Init() -{ - RINOK(CLZInWindow::Init()); - for(UInt32 i = 0; i < _hashSizeSum; i++) - _hash[i] = kEmptyHashValue; - _cyclicBufferPos = 0; - ReduceOffsets(-1); - return S_OK; -} - -STDMETHODIMP_(void) CMatchFinder::ReleaseStream() -{ - // ReleaseStream(); -} - -#ifdef HASH_ARRAY_2 -#ifdef HASH_ARRAY_3 - -#define HASH_CALC { \ - UInt32 temp = CCRC::Table[cur[0]] ^ cur[1]; \ - hash2Value = temp & (kHash2Size - 1); \ - hash3Value = (temp ^ (UInt32(cur[2]) << 8)) & (kHash3Size - 1); \ - hashValue = (temp ^ (UInt32(cur[2]) << 8) ^ (CCRC::Table[cur[3]] << 5)) & _hashMask; } - -#else // no HASH_ARRAY_3 -#define HASH_CALC { \ - UInt32 temp = CCRC::Table[cur[0]] ^ cur[1]; \ - hash2Value = temp & (kHash2Size - 1); \ - hashValue = (temp ^ (UInt32(cur[2]) << 8)) & _hashMask; } -#endif // HASH_ARRAY_3 -#else // no HASH_ARRAY_2 -#ifdef HASH_ZIP -inline UInt32 Hash(const Byte *pointer) -{ - return ((UInt32(pointer[0]) << 8) ^ CCRC::Table[pointer[1]] ^ pointer[2]) & (kHashSize - 1); -} -#else // no HASH_ZIP -inline UInt32 Hash(const Byte *pointer) -{ - return pointer[0] ^ (UInt32(pointer[1]) << 8); -} -#endif // HASH_ZIP -#endif // HASH_ARRAY_2 - -STDMETHODIMP CMatchFinder::GetMatches(UInt32 *distances) -{ - UInt32 lenLimit; - if (_pos + _matchMaxLen <= _streamPos) - lenLimit = _matchMaxLen; - else - { - lenLimit = _streamPos - _pos; - if(lenLimit < kMinMatchCheck) - { - distances[0] = 0; - return MovePos(); - } - } - - int offset = 1; - - UInt32 matchMinPos = (_pos > _cyclicBufferSize) ? (_pos - _cyclicBufferSize) : 0; - const Byte *cur = _buffer + _pos; - - UInt32 maxLen = kStartMaxLen; // to avoid items for len < hashSize; - - #ifdef HASH_ARRAY_2 - UInt32 hash2Value; - #ifdef HASH_ARRAY_3 - UInt32 hash3Value; - #endif - UInt32 hashValue; - HASH_CALC; - #else - UInt32 hashValue = Hash(cur); - #endif - - UInt32 curMatch = _hash[kFixHashSize + hashValue]; - #ifdef HASH_ARRAY_2 - UInt32 curMatch2 = _hash[hash2Value]; - #ifdef HASH_ARRAY_3 - UInt32 curMatch3 = _hash[kHash3Offset + hash3Value]; - #endif - _hash[hash2Value] = _pos; - if(curMatch2 > matchMinPos) - if (_buffer[curMatch2] == cur[0]) - { - distances[offset++] = maxLen = 2; - distances[offset++] = _pos - curMatch2 - 1; - } - - #ifdef HASH_ARRAY_3 - _hash[kHash3Offset + hash3Value] = _pos; - if(curMatch3 > matchMinPos) - if (_buffer[curMatch3] == cur[0]) - { - if (curMatch3 == curMatch2) - offset -= 2; - distances[offset++] = maxLen = 3; - distances[offset++] = _pos - curMatch3 - 1; - curMatch2 = curMatch3; - } - #endif - if (offset != 1 && curMatch2 == curMatch) - { - offset -= 2; - maxLen = kStartMaxLen; - } - #endif - - _hash[kFixHashSize + hashValue] = _pos; - - CIndex *son = _son; - - #ifdef _HASH_CHAIN - son[_cyclicBufferPos] = curMatch; - #else - CIndex *ptr0 = son + (_cyclicBufferPos << 1) + 1; - CIndex *ptr1 = son + (_cyclicBufferPos << 1); - - UInt32 len0, len1; - len0 = len1 = kNumHashDirectBytes; - #endif - - #if kNumHashDirectBytes != 0 - if(curMatch > matchMinPos) - { - if (_buffer[curMatch + kNumHashDirectBytes] != cur[kNumHashDirectBytes]) - { - distances[offset++] = maxLen = kNumHashDirectBytes; - distances[offset++] = _pos - curMatch - 1; - } - } - #endif - UInt32 count = _cutValue; - while(true) - { - if(curMatch <= matchMinPos || count-- == 0) - { - #ifndef _HASH_CHAIN - *ptr0 = *ptr1 = kEmptyHashValue; - #endif - break; - } - UInt32 delta = _pos - curMatch; - UInt32 cyclicPos = (delta <= _cyclicBufferPos) ? - (_cyclicBufferPos - delta): - (_cyclicBufferPos - delta + _cyclicBufferSize); - CIndex *pair = son + - #ifdef _HASH_CHAIN - cyclicPos; - #else - (cyclicPos << 1); - #endif - - // _mm_prefetch((const char *)pair, _MM_HINT_T0); - - const Byte *pb = _buffer + curMatch; - UInt32 len = - #ifdef _HASH_CHAIN - kNumHashDirectBytes; - if (pb[maxLen] == cur[maxLen]) - #else - MyMin(len0, len1); - #endif - if (pb[len] == cur[len]) - { - while(++len != lenLimit) - if (pb[len] != cur[len]) - break; - if (maxLen < len) - { - distances[offset++] = maxLen = len; - distances[offset++] = delta - 1; - if (len == lenLimit) - { - #ifndef _HASH_CHAIN - *ptr1 = pair[0]; - *ptr0 = pair[1]; - #endif - break; - } - } - } - #ifdef _HASH_CHAIN - curMatch = *pair; - #else - if (pb[len] < cur[len]) - { - *ptr1 = curMatch; - ptr1 = pair + 1; - curMatch = *ptr1; - len1 = len; - } - else - { - *ptr0 = curMatch; - ptr0 = pair; - curMatch = *ptr0; - len0 = len; - } - #endif - } - distances[0] = offset - 1; - if (++_cyclicBufferPos == _cyclicBufferSize) - _cyclicBufferPos = 0; - RINOK(CLZInWindow::MovePos()); - if (_pos == kMaxValForNormalize) - Normalize(); - return S_OK; -} - -STDMETHODIMP CMatchFinder::Skip(UInt32 num) -{ - do - { - #ifdef _HASH_CHAIN - if (_streamPos - _pos < kNumHashBytes) - { - RINOK(MovePos()); - continue; - } - #else - UInt32 lenLimit; - if (_pos + _matchMaxLen <= _streamPos) - lenLimit = _matchMaxLen; - else - { - lenLimit = _streamPos - _pos; - if(lenLimit < kMinMatchCheck) - { - RINOK(MovePos()); - continue; - } - } - UInt32 matchMinPos = (_pos > _cyclicBufferSize) ? (_pos - _cyclicBufferSize) : 0; - #endif - const Byte *cur = _buffer + _pos; - - #ifdef HASH_ARRAY_2 - UInt32 hash2Value; - #ifdef HASH_ARRAY_3 - UInt32 hash3Value; - UInt32 hashValue; - HASH_CALC; - _hash[kHash3Offset + hash3Value] = _pos; - #else - UInt32 hashValue; - HASH_CALC; - #endif - _hash[hash2Value] = _pos; - #else - UInt32 hashValue = Hash(cur); - #endif - - UInt32 curMatch = _hash[kFixHashSize + hashValue]; - _hash[kFixHashSize + hashValue] = _pos; - - #ifdef _HASH_CHAIN - _son[_cyclicBufferPos] = curMatch; - #else - CIndex *son = _son; - CIndex *ptr0 = son + (_cyclicBufferPos << 1) + 1; - CIndex *ptr1 = son + (_cyclicBufferPos << 1); - - UInt32 len0, len1; - len0 = len1 = kNumHashDirectBytes; - UInt32 count = _cutValue; - while(true) - { - if(curMatch <= matchMinPos || count-- == 0) - { - *ptr0 = *ptr1 = kEmptyHashValue; - break; - } - - UInt32 delta = _pos - curMatch; - UInt32 cyclicPos = (delta <= _cyclicBufferPos) ? - (_cyclicBufferPos - delta): - (_cyclicBufferPos - delta + _cyclicBufferSize); - CIndex *pair = son + (cyclicPos << 1); - - // _mm_prefetch((const char *)pair, _MM_HINT_T0); - - const Byte *pb = _buffer + curMatch; - UInt32 len = MyMin(len0, len1); - - if (pb[len] == cur[len]) - { - while(++len != lenLimit) - if (pb[len] != cur[len]) - break; - if (len == lenLimit) - { - *ptr1 = pair[0]; - *ptr0 = pair[1]; - break; - } - } - if (pb[len] < cur[len]) - { - *ptr1 = curMatch; - ptr1 = pair + 1; - curMatch = *ptr1; - len1 = len; - } - else - { - *ptr0 = curMatch; - ptr0 = pair; - curMatch = *ptr0; - len0 = len; - } - } - #endif - if (++_cyclicBufferPos == _cyclicBufferSize) - _cyclicBufferPos = 0; - RINOK(CLZInWindow::MovePos()); - if (_pos == kMaxValForNormalize) - Normalize(); - } - while(--num != 0); - return S_OK; -} - -void CMatchFinder::Normalize() -{ - UInt32 subValue = _pos - _cyclicBufferSize; - CIndex *items = _hash; - UInt32 numItems = (_hashSizeSum + _cyclicBufferSize - #ifndef _HASH_CHAIN - * 2 - #endif - ); - for (UInt32 i = 0; i < numItems; i++) - { - UInt32 value = items[i]; - if (value <= subValue) - value = kEmptyHashValue; - else - value -= subValue; - items[i] = value; - } - ReduceOffsets(subValue); -} - -HRESULT CMatchFinder::MovePos() -{ - if (++_cyclicBufferPos == _cyclicBufferSize) - _cyclicBufferPos = 0; - RINOK(CLZInWindow::MovePos()); - if (_pos == kMaxValForNormalize) - Normalize(); - return S_OK; -} - -STDMETHODIMP_(Byte) CMatchFinder::GetIndexByte(Int32 index) - { return CLZInWindow::GetIndexByte(index); } - -STDMETHODIMP_(UInt32) CMatchFinder::GetMatchLen(Int32 index, - UInt32 back, UInt32 limit) - { return CLZInWindow::GetMatchLen(index, back, limit); } - -STDMETHODIMP_(UInt32) CMatchFinder::GetNumAvailableBytes() - { return CLZInWindow::GetNumAvailableBytes(); } - -STDMETHODIMP_(const Byte *) CMatchFinder::GetPointerToCurrentPos() - { return CLZInWindow::GetPointerToCurrentPos(); } - -STDMETHODIMP_(Int32) CMatchFinder::NeedChangeBufferPos(UInt32 numCheckBytes) - { return CLZInWindow::NeedMove(numCheckBytes) ? 1: 0; } - -STDMETHODIMP_(void) CMatchFinder::ChangeBufferPos() - { CLZInWindow::MoveBlock();} - -#undef HASH_CALC -#undef kNumHashDirectBytes - -} diff --git a/util/cbfstool/lzma/C/7zip/Compress/LZ/HashChain/HC4.h b/util/cbfstool/lzma/C/7zip/Compress/LZ/HashChain/HC4.h deleted file mode 100644 index 1fda4ac6ba..0000000000 --- a/util/cbfstool/lzma/C/7zip/Compress/LZ/HashChain/HC4.h +++ /dev/null @@ -1,19 +0,0 @@ -// HC4.h - -#ifndef __HC4_H -#define __HC4_H - -#define BT_NAMESPACE NHC4 - -#define HASH_ARRAY_2 -#define HASH_ARRAY_3 - -#include "HCMain.h" - -#undef HASH_ARRAY_2 -#undef HASH_ARRAY_3 - -#undef BT_NAMESPACE - -#endif - diff --git a/util/cbfstool/lzma/C/7zip/Compress/LZ/HashChain/HCMain.h b/util/cbfstool/lzma/C/7zip/Compress/LZ/HashChain/HCMain.h deleted file mode 100644 index d509befea0..0000000000 --- a/util/cbfstool/lzma/C/7zip/Compress/LZ/HashChain/HCMain.h +++ /dev/null @@ -1,6 +0,0 @@ -// HCMain.h - -#define _HASH_CHAIN -#include "../BinTree/BinTreeMain.h" -#undef _HASH_CHAIN - diff --git a/util/cbfstool/lzma/C/7zip/Compress/LZ/IMatchFinder.h b/util/cbfstool/lzma/C/7zip/Compress/LZ/IMatchFinder.h deleted file mode 100644 index 53b9c1ecc5..0000000000 --- a/util/cbfstool/lzma/C/7zip/Compress/LZ/IMatchFinder.h +++ /dev/null @@ -1,33 +0,0 @@ -// MatchFinders/IMatchFinder.h - -#ifndef __IMATCHFINDER_H -#define __IMATCHFINDER_H - -struct IInWindowStream: public IUnknown -{ - STDMETHOD(SetStream)(ISequentialInStream *inStream) PURE; - STDMETHOD_(void, ReleaseStream)() PURE; - STDMETHOD(Init)() PURE; - STDMETHOD_(Byte, GetIndexByte)(Int32 index) PURE; - STDMETHOD_(UInt32, GetMatchLen)(Int32 index, UInt32 distance, UInt32 limit) PURE; - STDMETHOD_(UInt32, GetNumAvailableBytes)() PURE; - STDMETHOD_(const Byte *, GetPointerToCurrentPos)() PURE; - STDMETHOD_(Int32, NeedChangeBufferPos)(UInt32 numCheckBytes) PURE; - STDMETHOD_(void, ChangeBufferPos)() PURE; -}; - -struct IMatchFinder: public IInWindowStream -{ - STDMETHOD(Create)(UInt32 historySize, UInt32 keepAddBufferBefore, - UInt32 matchMaxLen, UInt32 keepAddBufferAfter) PURE; - STDMETHOD(GetMatches)(UInt32 *distances) PURE; - STDMETHOD(Skip)(UInt32 num) PURE; -}; - -struct IMatchFinderSetNumPasses -{ - virtual ~IMatchFinderSetNumPasses(){} - virtual void SetNumPasses(UInt32 numPasses) PURE; -}; - -#endif diff --git a/util/cbfstool/lzma/C/7zip/Compress/LZ/LZInWindow.cpp b/util/cbfstool/lzma/C/7zip/Compress/LZ/LZInWindow.cpp deleted file mode 100644 index c4d331e933..0000000000 --- a/util/cbfstool/lzma/C/7zip/Compress/LZ/LZInWindow.cpp +++ /dev/null @@ -1,105 +0,0 @@ -// LZInWindow.cpp - -#include "StdAfx.h" - -#include "LZInWindow.h" -#include "../../../Common/MyCom.h" -#include "../../../Common/Alloc.h" - -void CLZInWindow::Free() -{ - ::BigFree(_bufferBase); - _bufferBase = 0; -} - -bool CLZInWindow::Create(UInt32 keepSizeBefore, UInt32 keepSizeAfter, UInt32 keepSizeReserv) -{ - _keepSizeBefore = keepSizeBefore; - _keepSizeAfter = keepSizeAfter; - UInt32 blockSize = keepSizeBefore + keepSizeAfter + keepSizeReserv; - if (_bufferBase == 0 || _blockSize != blockSize) - { - Free(); - _blockSize = blockSize; - if (_blockSize != 0) - _bufferBase = (Byte *)::BigAlloc(_blockSize); - } - _pointerToLastSafePosition = _bufferBase + _blockSize - keepSizeAfter; - if (_blockSize == 0) - return true; - return (_bufferBase != 0); -} - -void CLZInWindow::SetStream(ISequentialInStream *stream) -{ - _stream = stream; -} - -HRESULT CLZInWindow::Init() -{ - _buffer = _bufferBase; - _pos = 0; - _streamPos = 0; - _streamEndWasReached = false; - return ReadBlock(); -} - -/* -void CLZInWindow::ReleaseStream() -{ - _stream.Release(); -} -*/ - -/////////////////////////////////////////// -// ReadBlock - -// In State: -// (_buffer + _streamPos) <= (_bufferBase + _blockSize) -// Out State: -// _posLimit <= _blockSize - _keepSizeAfter; -// if(_streamEndWasReached == false): -// _streamPos >= _pos + _keepSizeAfter -// _posLimit = _streamPos - _keepSizeAfter; -// else -// - -HRESULT CLZInWindow::ReadBlock() -{ - if(_streamEndWasReached) - return S_OK; - while(true) - { - UInt32 size = (UInt32)(_bufferBase - _buffer) + _blockSize - _streamPos; - if(size == 0) - return S_OK; - UInt32 numReadBytes; - RINOK(_stream->Read(_buffer + _streamPos, size, &numReadBytes)); - if(numReadBytes == 0) - { - _posLimit = _streamPos; - const Byte *pointerToPostion = _buffer + _posLimit; - if(pointerToPostion > _pointerToLastSafePosition) - _posLimit = (UInt32)(_pointerToLastSafePosition - _buffer); - _streamEndWasReached = true; - return S_OK; - } - _streamPos += numReadBytes; - if(_streamPos >= _pos + _keepSizeAfter) - { - _posLimit = _streamPos - _keepSizeAfter; - return S_OK; - } - } -} - -void CLZInWindow::MoveBlock() -{ - UInt32 offset = (UInt32)(_buffer - _bufferBase) + _pos - _keepSizeBefore; - // we need one additional byte, since MovePos moves on 1 byte. - if (offset > 0) - offset--; - UInt32 numBytes = (UInt32)(_buffer - _bufferBase) + _streamPos - offset; - memmove(_bufferBase, _bufferBase + offset, numBytes); - _buffer -= offset; -} diff --git a/util/cbfstool/lzma/C/7zip/Compress/LZ/LZInWindow.h b/util/cbfstool/lzma/C/7zip/Compress/LZ/LZInWindow.h deleted file mode 100644 index 670a570378..0000000000 --- a/util/cbfstool/lzma/C/7zip/Compress/LZ/LZInWindow.h +++ /dev/null @@ -1,87 +0,0 @@ -// LZInWindow.h - -#ifndef __LZ_IN_WINDOW_H -#define __LZ_IN_WINDOW_H - -#include "../../IStream.h" - -class CLZInWindow -{ - Byte *_bufferBase; // pointer to buffer with data - ISequentialInStream *_stream; - UInt32 _posLimit; // offset (from _buffer) when new block reading must be done - bool _streamEndWasReached; // if (true) then _streamPos shows real end of stream - const Byte *_pointerToLastSafePosition; -protected: - Byte *_buffer; // Pointer to virtual Buffer begin - UInt32 _blockSize; // Size of Allocated memory block - UInt32 _pos; // offset (from _buffer) of curent byte - UInt32 _keepSizeBefore; // how many BYTEs must be kept in buffer before _pos - UInt32 _keepSizeAfter; // how many BYTEs must be kept buffer after _pos - UInt32 _streamPos; // offset (from _buffer) of first not read byte from Stream - - void MoveBlock(); - HRESULT ReadBlock(); - void Free(); -public: - CLZInWindow(): _bufferBase(0) {} - virtual ~CLZInWindow() { Free(); } - - // keepSizeBefore + keepSizeAfter + keepSizeReserv < 4G) - bool Create(UInt32 keepSizeBefore, UInt32 keepSizeAfter, UInt32 keepSizeReserv = (1<<17)); - - void SetStream(ISequentialInStream *stream); - HRESULT Init(); - // void ReleaseStream(); - - Byte *GetBuffer() const { return _buffer; } - - const Byte *GetPointerToCurrentPos() const { return _buffer + _pos; } - - HRESULT MovePos() - { - _pos++; - if (_pos > _posLimit) - { - const Byte *pointerToPostion = _buffer + _pos; - if(pointerToPostion > _pointerToLastSafePosition) - MoveBlock(); - return ReadBlock(); - } - else - return S_OK; - } - Byte GetIndexByte(Int32 index) const { return _buffer[(size_t)_pos + index]; } - - // index + limit have not to exceed _keepSizeAfter; - // -2G <= index < 2G - UInt32 GetMatchLen(Int32 index, UInt32 distance, UInt32 limit) const - { - if(_streamEndWasReached) - if ((_pos + index) + limit > _streamPos) - limit = _streamPos - (_pos + index); - distance++; - const Byte *pby = _buffer + (size_t)_pos + index; - UInt32 i; - for(i = 0; i < limit && pby[i] == pby[(size_t)i - distance]; i++); - return i; - } - - UInt32 GetNumAvailableBytes() const { return _streamPos - _pos; } - - void ReduceOffsets(Int32 subValue) - { - _buffer += subValue; - _posLimit -= subValue; - _pos -= subValue; - _streamPos -= subValue; - } - - bool NeedMove(UInt32 numCheckBytes) - { - UInt32 reserv = _pointerToLastSafePosition - (_buffer + _pos); - return (reserv <= numCheckBytes); - } -}; - -#endif diff --git a/util/cbfstool/lzma/C/7zip/Compress/LZ/StdAfx.h b/util/cbfstool/lzma/C/7zip/Compress/LZ/StdAfx.h deleted file mode 100644 index b637fd4007..0000000000 --- a/util/cbfstool/lzma/C/7zip/Compress/LZ/StdAfx.h +++ /dev/null @@ -1,6 +0,0 @@ -// StdAfx.h - -#ifndef __STDAFX_H -#define __STDAFX_H - -#endif diff --git a/util/cbfstool/lzma/C/7zip/Compress/LZMA/LZMA.h b/util/cbfstool/lzma/C/7zip/Compress/LZMA/LZMA.h deleted file mode 100644 index e262aa2af2..0000000000 --- a/util/cbfstool/lzma/C/7zip/Compress/LZMA/LZMA.h +++ /dev/null @@ -1,82 +0,0 @@ -// LZMA.h - -#ifndef __LZMA_H -#define __LZMA_H - -namespace NCompress { -namespace NLZMA { - -const UInt32 kNumRepDistances = 4; - -const int kNumStates = 12; - -const Byte kLiteralNextStates[kNumStates] = {0, 0, 0, 0, 1, 2, 3, 4, 5, 6, 4, 5}; -const Byte kMatchNextStates[kNumStates] = {7, 7, 7, 7, 7, 7, 7, 10, 10, 10, 10, 10}; -const Byte kRepNextStates[kNumStates] = {8, 8, 8, 8, 8, 8, 8, 11, 11, 11, 11, 11}; -const Byte kShortRepNextStates[kNumStates]= {9, 9, 9, 9, 9, 9, 9, 11, 11, 11, 11, 11}; - -class CState -{ -public: - Byte Index; - void Init() { Index = 0; } - void UpdateChar() { Index = kLiteralNextStates[Index]; } - void UpdateMatch() { Index = kMatchNextStates[Index]; } - void UpdateRep() { Index = kRepNextStates[Index]; } - void UpdateShortRep() { Index = kShortRepNextStates[Index]; } - bool IsCharState() const { return Index < 7; } -}; - -const int kNumPosSlotBits = 6; -const int kDicLogSizeMin = 0; -const int kDicLogSizeMax = 32; -const int kDistTableSizeMax = kDicLogSizeMax * 2; - -const UInt32 kNumLenToPosStates = 4; - -inline UInt32 GetLenToPosState(UInt32 len) -{ - len -= 2; - if (len < kNumLenToPosStates) - return len; - return kNumLenToPosStates - 1; -} - -namespace NLength { - -const int kNumPosStatesBitsMax = 4; -const UInt32 kNumPosStatesMax = (1 << kNumPosStatesBitsMax); - -const int kNumPosStatesBitsEncodingMax = 4; -const UInt32 kNumPosStatesEncodingMax = (1 << kNumPosStatesBitsEncodingMax); - -const int kNumLowBits = 3; -const int kNumMidBits = 3; -const int kNumHighBits = 8; -const UInt32 kNumLowSymbols = 1 << kNumLowBits; -const UInt32 kNumMidSymbols = 1 << kNumMidBits; -const UInt32 kNumSymbolsTotal = kNumLowSymbols + kNumMidSymbols + (1 << kNumHighBits); - -} - -const UInt32 kMatchMinLen = 2; -const UInt32 kMatchMaxLen = kMatchMinLen + NLength::kNumSymbolsTotal - 1; - -const int kNumAlignBits = 4; -const UInt32 kAlignTableSize = 1 << kNumAlignBits; -const UInt32 kAlignMask = (kAlignTableSize - 1); - -const UInt32 kStartPosModelIndex = 4; -const UInt32 kEndPosModelIndex = 14; -const UInt32 kNumPosModels = kEndPosModelIndex - kStartPosModelIndex; - -const UInt32 kNumFullDistances = 1 << (kEndPosModelIndex / 2); - -const int kNumLitPosStatesBitsEncodingMax = 4; -const int kNumLitContextBitsMax = 8; - -const int kNumMoveBits = 5; - -}} - -#endif diff --git a/util/cbfstool/lzma/C/7zip/Compress/LZMA/LZMAEncoder.cpp b/util/cbfstool/lzma/C/7zip/Compress/LZMA/LZMAEncoder.cpp deleted file mode 100644 index 1fff04aac8..0000000000 --- a/util/cbfstool/lzma/C/7zip/Compress/LZMA/LZMAEncoder.cpp +++ /dev/null @@ -1,1564 +0,0 @@ -// LZMA/Encoder.cpp - -#include "StdAfx.h" - -#include "../../../Common/Defs.h" -#include "../../Common/StreamUtils.h" - -#include "LZMAEncoder.h" - -// for minimal compressing code size define these: -// #define COMPRESS_MF_BT -// #define COMPRESS_MF_BT4 - -#if !defined(COMPRESS_MF_BT) && !defined(COMPRESS_MF_HC) -#define COMPRESS_MF_BT -#define COMPRESS_MF_HC -#endif - -#ifdef COMPRESS_MF_BT -#if !defined(COMPRESS_MF_BT2) && !defined(COMPRESS_MF_BT3) && !defined(COMPRESS_MF_BT4) -#define COMPRESS_MF_BT2 -#define COMPRESS_MF_BT3 -#define COMPRESS_MF_BT4 -#endif -#ifdef COMPRESS_MF_BT2 -#include "../LZ/BinTree/BinTree2.h" -#endif -#ifdef COMPRESS_MF_BT3 -#include "../LZ/BinTree/BinTree3.h" -#endif -#ifdef COMPRESS_MF_BT4 -#include "../LZ/BinTree/BinTree4.h" -#endif -#endif - -#ifdef COMPRESS_MF_HC -#include "../LZ/HashChain/HC4.h" -#endif - -#ifdef COMPRESS_MF_MT -#include "../LZ/MT/MT.h" -#endif - -namespace NCompress { -namespace NLZMA { - -const int kDefaultDictionaryLogSize = 22; -const UInt32 kNumFastBytesDefault = 0x20; - -enum -{ - kBT2, - kBT3, - kBT4, - kHC4 -}; - -static const wchar_t *kMatchFinderIDs[] = -{ - L"BT2", - L"BT3", - L"BT4", - L"HC4" -}; - -Byte g_FastPos[1 << 11]; - -class CFastPosInit -{ -public: - CFastPosInit() { Init(); } - void Init() - { - const Byte kFastSlots = 22; - int c = 2; - g_FastPos[0] = 0; - g_FastPos[1] = 1; - - for (Byte slotFast = 2; slotFast < kFastSlots; slotFast++) - { - UInt32 k = (1 << ((slotFast >> 1) - 1)); - for (UInt32 j = 0; j < k; j++, c++) - g_FastPos[c] = slotFast; - } - } -} g_FastPosInit; - - -void CLiteralEncoder2::Encode(NRangeCoder::CEncoder *rangeEncoder, Byte symbol) -{ - UInt32 context = 1; - int i = 8; - do - { - i--; - UInt32 bit = (symbol >> i) & 1; - _encoders[context].Encode(rangeEncoder, bit); - context = (context << 1) | bit; - } - while(i != 0); -} - -void CLiteralEncoder2::EncodeMatched(NRangeCoder::CEncoder *rangeEncoder, - Byte matchByte, Byte symbol) -{ - UInt32 context = 1; - int i = 8; - do - { - i--; - UInt32 bit = (symbol >> i) & 1; - UInt32 matchBit = (matchByte >> i) & 1; - _encoders[0x100 + (matchBit << 8) + context].Encode(rangeEncoder, bit); - context = (context << 1) | bit; - if (matchBit != bit) - { - while(i != 0) - { - i--; - UInt32 bit = (symbol >> i) & 1; - _encoders[context].Encode(rangeEncoder, bit); - context = (context << 1) | bit; - } - break; - } - } - while(i != 0); -} - -UInt32 CLiteralEncoder2::GetPrice(bool matchMode, Byte matchByte, Byte symbol) const -{ - UInt32 price = 0; - UInt32 context = 1; - int i = 8; - if (matchMode) - { - do - { - i--; - UInt32 matchBit = (matchByte >> i) & 1; - UInt32 bit = (symbol >> i) & 1; - price += _encoders[0x100 + (matchBit << 8) + context].GetPrice(bit); - context = (context << 1) | bit; - if (matchBit != bit) - break; - } - while (i != 0); - } - while(i != 0) - { - i--; - UInt32 bit = (symbol >> i) & 1; - price += _encoders[context].GetPrice(bit); - context = (context << 1) | bit; - } - return price; -}; - - -namespace NLength { - -void CEncoder::Init(UInt32 numPosStates) -{ - _choice.Init(); - _choice2.Init(); - for (UInt32 posState = 0; posState < numPosStates; posState++) - { - _lowCoder[posState].Init(); - _midCoder[posState].Init(); - } - _highCoder.Init(); -} - -void CEncoder::Encode(NRangeCoder::CEncoder *rangeEncoder, UInt32 symbol, UInt32 posState) -{ - if(symbol < kNumLowSymbols) - { - _choice.Encode(rangeEncoder, 0); - _lowCoder[posState].Encode(rangeEncoder, symbol); - } - else - { - _choice.Encode(rangeEncoder, 1); - if(symbol < kNumLowSymbols + kNumMidSymbols) - { - _choice2.Encode(rangeEncoder, 0); - _midCoder[posState].Encode(rangeEncoder, symbol - kNumLowSymbols); - } - else - { - _choice2.Encode(rangeEncoder, 1); - _highCoder.Encode(rangeEncoder, symbol - kNumLowSymbols - kNumMidSymbols); - } - } -} - -void CEncoder::SetPrices(UInt32 posState, UInt32 numSymbols, UInt32 *prices) const -{ - UInt32 a0 = _choice.GetPrice0(); - UInt32 a1 = _choice.GetPrice1(); - UInt32 b0 = a1 + _choice2.GetPrice0(); - UInt32 b1 = a1 + _choice2.GetPrice1(); - UInt32 i = 0; - for (i = 0; i < kNumLowSymbols; i++) - { - if (i >= numSymbols) - return; - prices[i] = a0 + _lowCoder[posState].GetPrice(i); - } - for (; i < kNumLowSymbols + kNumMidSymbols; i++) - { - if (i >= numSymbols) - return; - prices[i] = b0 + _midCoder[posState].GetPrice(i - kNumLowSymbols); - } - for (; i < numSymbols; i++) - prices[i] = b1 + _highCoder.GetPrice(i - kNumLowSymbols - kNumMidSymbols); -} - -} -CEncoder::CEncoder(): - _numFastBytes(kNumFastBytesDefault), - _distTableSize(kDefaultDictionaryLogSize * 2), - _posStateBits(2), - _posStateMask(4 - 1), - _numLiteralPosStateBits(0), - _numLiteralContextBits(3), - _dictionarySize(1 << kDefaultDictionaryLogSize), - _dictionarySizePrev(UInt32(-1)), - _numFastBytesPrev(UInt32(-1)), - _matchFinderCycles(0), - _matchFinderIndex(kBT4), - #ifdef COMPRESS_MF_MT - _multiThread(false), - #endif - _writeEndMark(false), - setMfPasses(0) -{ - // _maxMode = false; - _fastMode = false; -} - -HRESULT CEncoder::Create() -{ - if (!_rangeEncoder.Create(1 << 20)) - return E_OUTOFMEMORY; - if (!_matchFinder) - { - switch(_matchFinderIndex) - { - #ifdef COMPRESS_MF_BT - #ifdef COMPRESS_MF_BT2 - case kBT2: - { - NBT2::CMatchFinder *mfSpec = new NBT2::CMatchFinder; - setMfPasses = mfSpec; - _matchFinder = mfSpec; - break; - } - #endif - #ifdef COMPRESS_MF_BT3 - case kBT3: - { - NBT3::CMatchFinder *mfSpec = new NBT3::CMatchFinder; - setMfPasses = mfSpec; - _matchFinder = mfSpec; - break; - } - #endif - #ifdef COMPRESS_MF_BT4 - case kBT4: - { - NBT4::CMatchFinder *mfSpec = new NBT4::CMatchFinder; - setMfPasses = mfSpec; - _matchFinder = mfSpec; - break; - } - #endif - #endif - - #ifdef COMPRESS_MF_HC - case kHC4: - { - NHC4::CMatchFinder *mfSpec = new NHC4::CMatchFinder; - setMfPasses = mfSpec; - _matchFinder = mfSpec; - break; - } - #endif - } - if (_matchFinder == 0) - return E_OUTOFMEMORY; - - #ifdef COMPRESS_MF_MT - if (_multiThread && !(_fastMode && (_matchFinderIndex == kHC4))) - { - CMatchFinderMT *mfSpec = new CMatchFinderMT; - if (mfSpec == 0) - return E_OUTOFMEMORY; - CMyComPtr<IMatchFinder> mf = mfSpec; - RINOK(mfSpec->SetMatchFinder(_matchFinder)); - _matchFinder.Release(); - _matchFinder = mf; - } - #endif - } - - if (!_literalEncoder.Create(_numLiteralPosStateBits, _numLiteralContextBits)) - return E_OUTOFMEMORY; - - if (_dictionarySize == _dictionarySizePrev && _numFastBytesPrev == _numFastBytes) - return S_OK; - RINOK(_matchFinder->Create(_dictionarySize, kNumOpts, _numFastBytes, kMatchMaxLen + 1)); // actually it's + _numFastBytes - _numFastBytes - if (_matchFinderCycles != 0 && setMfPasses != 0) - setMfPasses->SetNumPasses(_matchFinderCycles); - _dictionarySizePrev = _dictionarySize; - _numFastBytesPrev = _numFastBytes; - return S_OK; -} - -static bool AreStringsEqual(const wchar_t *base, const wchar_t *testString) -{ - while (true) - { - wchar_t c = *testString; - if (c >= 'a' && c <= 'z') - c -= 0x20; - if (*base != c) - return false; - if (c == 0) - return true; - base++; - testString++; - } -} - -static int FindMatchFinder(const wchar_t *s) -{ - for (int m = 0; m < (int)(sizeof(kMatchFinderIDs) / sizeof(kMatchFinderIDs[0])); m++) - if (AreStringsEqual(kMatchFinderIDs[m], s)) - return m; - return -1; -} - -STDMETHODIMP CEncoder::SetCoderProperties(const PROPID *propIDs, - const PROPVARIANT *properties, UInt32 numProperties) -{ - for (UInt32 i = 0; i < numProperties; i++) - { - const PROPVARIANT &prop = properties[i]; - switch(propIDs[i]) - { - case NCoderPropID::kNumFastBytes: - { - if (prop.vt != VT_UI4) - return E_INVALIDARG; - UInt32 numFastBytes = prop.ulVal; - if(numFastBytes < 5 || numFastBytes > kMatchMaxLen) - return E_INVALIDARG; - _numFastBytes = numFastBytes; - break; - } - case NCoderPropID::kMatchFinderCycles: - { - if (prop.vt != VT_UI4) - return E_INVALIDARG; - _matchFinderCycles = prop.ulVal; - break; - } - case NCoderPropID::kAlgorithm: - { - if (prop.vt != VT_UI4) - return E_INVALIDARG; - UInt32 maximize = prop.ulVal; - _fastMode = (maximize == 0); - // _maxMode = (maximize >= 2); - break; - } - case NCoderPropID::kMatchFinder: - { - if (prop.vt != VT_BSTR) - return E_INVALIDARG; - int matchFinderIndexPrev = _matchFinderIndex; - int m = FindMatchFinder(prop.bstrVal); - if (m < 0) - return E_INVALIDARG; - _matchFinderIndex = m; - if (_matchFinder && matchFinderIndexPrev != _matchFinderIndex) - { - _dictionarySizePrev = (UInt32)-1; - ReleaseMatchFinder(); - } - break; - } - #ifdef COMPRESS_MF_MT - case NCoderPropID::kMultiThread: - { - if (prop.vt != VT_BOOL) - return E_INVALIDARG; - bool newMultiThread = (prop.boolVal == VARIANT_TRUE); - if (newMultiThread != _multiThread) - { - _dictionarySizePrev = (UInt32)-1; - ReleaseMatchFinder(); - _multiThread = newMultiThread; - } - break; - } - case NCoderPropID::kNumThreads: - { - if (prop.vt != VT_UI4) - return E_INVALIDARG; - bool newMultiThread = (prop.ulVal > 1); - if (newMultiThread != _multiThread) - { - _dictionarySizePrev = (UInt32)-1; - ReleaseMatchFinder(); - _multiThread = newMultiThread; - } - break; - } - #endif - case NCoderPropID::kDictionarySize: - { - const int kDicLogSizeMaxCompress = 30; - if (prop.vt != VT_UI4) - return E_INVALIDARG; - UInt32 dictionarySize = prop.ulVal; - if (dictionarySize < UInt32(1 << kDicLogSizeMin) || - dictionarySize > UInt32(1 << kDicLogSizeMaxCompress)) - return E_INVALIDARG; - _dictionarySize = dictionarySize; - UInt32 dicLogSize; - for(dicLogSize = 0; dicLogSize < (UInt32)kDicLogSizeMaxCompress; dicLogSize++) - if (dictionarySize <= (UInt32(1) << dicLogSize)) - break; - _distTableSize = dicLogSize * 2; - break; - } - case NCoderPropID::kPosStateBits: - { - if (prop.vt != VT_UI4) - return E_INVALIDARG; - UInt32 value = prop.ulVal; - if (value > (UInt32)NLength::kNumPosStatesBitsEncodingMax) - return E_INVALIDARG; - _posStateBits = value; - _posStateMask = (1 << _posStateBits) - 1; - break; - } - case NCoderPropID::kLitPosBits: - { - if (prop.vt != VT_UI4) - return E_INVALIDARG; - UInt32 value = prop.ulVal; - if (value > (UInt32)kNumLitPosStatesBitsEncodingMax) - return E_INVALIDARG; - _numLiteralPosStateBits = value; - break; - } - case NCoderPropID::kLitContextBits: - { - if (prop.vt != VT_UI4) - return E_INVALIDARG; - UInt32 value = prop.ulVal; - if (value > (UInt32)kNumLitContextBitsMax) - return E_INVALIDARG; - _numLiteralContextBits = value; - break; - } - case NCoderPropID::kEndMarker: - { - if (prop.vt != VT_BOOL) - return E_INVALIDARG; - SetWriteEndMarkerMode(prop.boolVal == VARIANT_TRUE); - break; - } - default: - return E_INVALIDARG; - } - } - return S_OK; -} - -STDMETHODIMP CEncoder::WriteCoderProperties(ISequentialOutStream *outStream) -{ - const UInt32 kPropSize = 5; - Byte properties[kPropSize]; - properties[0] = (_posStateBits * 5 + _numLiteralPosStateBits) * 9 + _numLiteralContextBits; - for (int i = 0; i < 4; i++) - properties[1 + i] = Byte(_dictionarySize >> (8 * i)); - return WriteStream(outStream, properties, kPropSize, NULL); -} - -STDMETHODIMP CEncoder::SetOutStream(ISequentialOutStream *outStream) -{ - _rangeEncoder.SetStream(outStream); - return S_OK; -} - -STDMETHODIMP CEncoder::ReleaseOutStream() -{ - _rangeEncoder.ReleaseStream(); - return S_OK; -} - -HRESULT CEncoder::Init() -{ - CBaseState::Init(); - - // RINOK(_matchFinder->Init(inStream)); - _rangeEncoder.Init(); - - for(int i = 0; i < kNumStates; i++) - { - for (UInt32 j = 0; j <= _posStateMask; j++) - { - _isMatch[i][j].Init(); - _isRep0Long[i][j].Init(); - } - _isRep[i].Init(); - _isRepG0[i].Init(); - _isRepG1[i].Init(); - _isRepG2[i].Init(); - } - - _literalEncoder.Init(); - - { - for(UInt32 i = 0; i < kNumLenToPosStates; i++) - _posSlotEncoder[i].Init(); - } - { - for(UInt32 i = 0; i < kNumFullDistances - kEndPosModelIndex; i++) - _posEncoders[i].Init(); - } - - _lenEncoder.Init(1 << _posStateBits); - _repMatchLenEncoder.Init(1 << _posStateBits); - - _posAlignEncoder.Init(); - - _longestMatchWasFound = false; - _optimumEndIndex = 0; - _optimumCurrentIndex = 0; - _additionalOffset = 0; - - return S_OK; -} - -HRESULT CEncoder::MovePos(UInt32 num) -{ - if (num == 0) - return S_OK; - _additionalOffset += num; - return _matchFinder->Skip(num); -} - -UInt32 CEncoder::Backward(UInt32 &backRes, UInt32 cur) -{ - _optimumEndIndex = cur; - UInt32 posMem = _optimum[cur].PosPrev; - UInt32 backMem = _optimum[cur].BackPrev; - do - { - if (_optimum[cur].Prev1IsChar) - { - _optimum[posMem].MakeAsChar(); - _optimum[posMem].PosPrev = posMem - 1; - if (_optimum[cur].Prev2) - { - _optimum[posMem - 1].Prev1IsChar = false; - _optimum[posMem - 1].PosPrev = _optimum[cur].PosPrev2; - _optimum[posMem - 1].BackPrev = _optimum[cur].BackPrev2; - } - } - UInt32 posPrev = posMem; - UInt32 backCur = backMem; - - backMem = _optimum[posPrev].BackPrev; - posMem = _optimum[posPrev].PosPrev; - - _optimum[posPrev].BackPrev = backCur; - _optimum[posPrev].PosPrev = cur; - cur = posPrev; - } - while(cur != 0); - backRes = _optimum[0].BackPrev; - _optimumCurrentIndex = _optimum[0].PosPrev; - return _optimumCurrentIndex; -} - -/* -Out: - (lenRes == 1) && (backRes == 0xFFFFFFFF) means Literal -*/ - -HRESULT CEncoder::GetOptimum(UInt32 position, UInt32 &backRes, UInt32 &lenRes) -{ - if(_optimumEndIndex != _optimumCurrentIndex) - { - const COptimal &optimum = _optimum[_optimumCurrentIndex]; - lenRes = optimum.PosPrev - _optimumCurrentIndex; - backRes = optimum.BackPrev; - _optimumCurrentIndex = optimum.PosPrev; - return S_OK; - } - _optimumCurrentIndex = _optimumEndIndex = 0; - - UInt32 lenMain, numDistancePairs; - if (!_longestMatchWasFound) - { - RINOK(ReadMatchDistances(lenMain, numDistancePairs)); - } - else - { - lenMain = _longestMatchLength; - numDistancePairs = _numDistancePairs; - _longestMatchWasFound = false; - } - - const Byte *data = _matchFinder->GetPointerToCurrentPos() - 1; - UInt32 numAvailableBytes = _matchFinder->GetNumAvailableBytes() + 1; - if (numAvailableBytes < 2) - { - backRes = (UInt32)(-1); - lenRes = 1; - return S_OK; - } - if (numAvailableBytes > kMatchMaxLen) - numAvailableBytes = kMatchMaxLen; - - UInt32 reps[kNumRepDistances]; - UInt32 repLens[kNumRepDistances]; - UInt32 repMaxIndex = 0; - UInt32 i; - for(i = 0; i < kNumRepDistances; i++) - { - reps[i] = _repDistances[i]; - UInt32 backOffset = reps[i] + 1; - if (data[0] != data[(size_t)0 - backOffset] || data[1] != data[(size_t)1 - backOffset]) - { - repLens[i] = 0; - continue; - } - UInt32 lenTest; - for (lenTest = 2; lenTest < numAvailableBytes && - data[lenTest] == data[(size_t)lenTest - backOffset]; lenTest++); - repLens[i] = lenTest; - if (lenTest > repLens[repMaxIndex]) - repMaxIndex = i; - } - if(repLens[repMaxIndex] >= _numFastBytes) - { - backRes = repMaxIndex; - lenRes = repLens[repMaxIndex]; - return MovePos(lenRes - 1); - } - - UInt32 *matchDistances = _matchDistances + 1; - if(lenMain >= _numFastBytes) - { - backRes = matchDistances[numDistancePairs - 1] + kNumRepDistances; - lenRes = lenMain; - return MovePos(lenMain - 1); - } - Byte currentByte = *data; - Byte matchByte = data[(size_t)0 - reps[0] - 1]; - - if(lenMain < 2 && currentByte != matchByte && repLens[repMaxIndex] < 2) - { - backRes = (UInt32)-1; - lenRes = 1; - return S_OK; - } - - _optimum[0].State = _state; - - UInt32 posState = (position & _posStateMask); - - _optimum[1].Price = _isMatch[_state.Index][posState].GetPrice0() + - _literalEncoder.GetSubCoder(position, _previousByte)->GetPrice(!_state.IsCharState(), matchByte, currentByte); - _optimum[1].MakeAsChar(); - - UInt32 matchPrice = _isMatch[_state.Index][posState].GetPrice1(); - UInt32 repMatchPrice = matchPrice + _isRep[_state.Index].GetPrice1(); - - if(matchByte == currentByte) - { - UInt32 shortRepPrice = repMatchPrice + GetRepLen1Price(_state, posState); - if(shortRepPrice < _optimum[1].Price) - { - _optimum[1].Price = shortRepPrice; - _optimum[1].MakeAsShortRep(); - } - } - UInt32 lenEnd = ((lenMain >= repLens[repMaxIndex]) ? lenMain : repLens[repMaxIndex]); - - if(lenEnd < 2) - { - backRes = _optimum[1].BackPrev; - lenRes = 1; - return S_OK; - } - - _optimum[1].PosPrev = 0; - for (i = 0; i < kNumRepDistances; i++) - _optimum[0].Backs[i] = reps[i]; - - UInt32 len = lenEnd; - do - _optimum[len--].Price = kIfinityPrice; - while (len >= 2); - - for(i = 0; i < kNumRepDistances; i++) - { - UInt32 repLen = repLens[i]; - if (repLen < 2) - continue; - UInt32 price = repMatchPrice + GetPureRepPrice(i, _state, posState); - do - { - UInt32 curAndLenPrice = price + _repMatchLenEncoder.GetPrice(repLen - 2, posState); - COptimal &optimum = _optimum[repLen]; - if (curAndLenPrice < optimum.Price) - { - optimum.Price = curAndLenPrice; - optimum.PosPrev = 0; - optimum.BackPrev = i; - optimum.Prev1IsChar = false; - } - } - while(--repLen >= 2); - } - - UInt32 normalMatchPrice = matchPrice + _isRep[_state.Index].GetPrice0(); - - len = ((repLens[0] >= 2) ? repLens[0] + 1 : 2); - if (len <= lenMain) - { - UInt32 offs = 0; - while (len > matchDistances[offs]) - offs += 2; - for(; ; len++) - { - UInt32 distance = matchDistances[offs + 1]; - UInt32 curAndLenPrice = normalMatchPrice + GetPosLenPrice(distance, len, posState); - COptimal &optimum = _optimum[len]; - if (curAndLenPrice < optimum.Price) - { - optimum.Price = curAndLenPrice; - optimum.PosPrev = 0; - optimum.BackPrev = distance + kNumRepDistances; - optimum.Prev1IsChar = false; - } - if (len == matchDistances[offs]) - { - offs += 2; - if (offs == numDistancePairs) - break; - } - } - } - - UInt32 cur = 0; - - while(true) - { - cur++; - if(cur == lenEnd) - { - lenRes = Backward(backRes, cur); - return S_OK; - } - UInt32 newLen, numDistancePairs; - RINOK(ReadMatchDistances(newLen, numDistancePairs)); - if(newLen >= _numFastBytes) - { - _numDistancePairs = numDistancePairs; - _longestMatchLength = newLen; - _longestMatchWasFound = true; - lenRes = Backward(backRes, cur); - return S_OK; - } - position++; - COptimal &curOptimum = _optimum[cur]; - UInt32 posPrev = curOptimum.PosPrev; - CState state; - if (curOptimum.Prev1IsChar) - { - posPrev--; - if (curOptimum.Prev2) - { - state = _optimum[curOptimum.PosPrev2].State; - if (curOptimum.BackPrev2 < kNumRepDistances) - state.UpdateRep(); - else - state.UpdateMatch(); - } - else - state = _optimum[posPrev].State; - state.UpdateChar(); - } - else - state = _optimum[posPrev].State; - if (posPrev == cur - 1) - { - if (curOptimum.IsShortRep()) - state.UpdateShortRep(); - else - state.UpdateChar(); - } - else - { - UInt32 pos; - if (curOptimum.Prev1IsChar && curOptimum.Prev2) - { - posPrev = curOptimum.PosPrev2; - pos = curOptimum.BackPrev2; - state.UpdateRep(); - } - else - { - pos = curOptimum.BackPrev; - if (pos < kNumRepDistances) - state.UpdateRep(); - else - state.UpdateMatch(); - } - const COptimal &prevOptimum = _optimum[posPrev]; - if (pos < kNumRepDistances) - { - reps[0] = prevOptimum.Backs[pos]; - UInt32 i; - for(i = 1; i <= pos; i++) - reps[i] = prevOptimum.Backs[i - 1]; - for(; i < kNumRepDistances; i++) - reps[i] = prevOptimum.Backs[i]; - } - else - { - reps[0] = (pos - kNumRepDistances); - for(UInt32 i = 1; i < kNumRepDistances; i++) - reps[i] = prevOptimum.Backs[i - 1]; - } - } - curOptimum.State = state; - for(UInt32 i = 0; i < kNumRepDistances; i++) - curOptimum.Backs[i] = reps[i]; - UInt32 curPrice = curOptimum.Price; - const Byte *data = _matchFinder->GetPointerToCurrentPos() - 1; - const Byte currentByte = *data; - const Byte matchByte = data[(size_t)0 - reps[0] - 1]; - - UInt32 posState = (position & _posStateMask); - - UInt32 curAnd1Price = curPrice + - _isMatch[state.Index][posState].GetPrice0() + - _literalEncoder.GetSubCoder(position, data[(size_t)0 - 1])->GetPrice(!state.IsCharState(), matchByte, currentByte); - - COptimal &nextOptimum = _optimum[cur + 1]; - - bool nextIsChar = false; - if (curAnd1Price < nextOptimum.Price) - { - nextOptimum.Price = curAnd1Price; - nextOptimum.PosPrev = cur; - nextOptimum.MakeAsChar(); - nextIsChar = true; - } - - UInt32 matchPrice = curPrice + _isMatch[state.Index][posState].GetPrice1(); - UInt32 repMatchPrice = matchPrice + _isRep[state.Index].GetPrice1(); - - if(matchByte == currentByte && - !(nextOptimum.PosPrev < cur && nextOptimum.BackPrev == 0)) - { - UInt32 shortRepPrice = repMatchPrice + GetRepLen1Price(state, posState); - if(shortRepPrice <= nextOptimum.Price) - { - nextOptimum.Price = shortRepPrice; - nextOptimum.PosPrev = cur; - nextOptimum.MakeAsShortRep(); - nextIsChar = true; - } - } - /* - if(newLen == 2 && matchDistances[2] >= kDistLimit2) // test it maybe set 2000 ? - continue; - */ - - UInt32 numAvailableBytesFull = _matchFinder->GetNumAvailableBytes() + 1; - numAvailableBytesFull = MyMin(kNumOpts - 1 - cur, numAvailableBytesFull); - UInt32 numAvailableBytes = numAvailableBytesFull; - - if (numAvailableBytes < 2) - continue; - if (numAvailableBytes > _numFastBytes) - numAvailableBytes = _numFastBytes; - if (!nextIsChar && matchByte != currentByte) // speed optimization - { - // try Literal + rep0 - UInt32 backOffset = reps[0] + 1; - UInt32 limit = MyMin(numAvailableBytesFull, _numFastBytes + 1); - UInt32 temp; - for (temp = 1; temp < limit && - data[temp] == data[(size_t)temp - backOffset]; temp++); - UInt32 lenTest2 = temp - 1; - if (lenTest2 >= 2) - { - CState state2 = state; - state2.UpdateChar(); - UInt32 posStateNext = (position + 1) & _posStateMask; - UInt32 nextRepMatchPrice = curAnd1Price + - _isMatch[state2.Index][posStateNext].GetPrice1() + - _isRep[state2.Index].GetPrice1(); - // for (; lenTest2 >= 2; lenTest2--) - { - UInt32 offset = cur + 1 + lenTest2; - while(lenEnd < offset) - _optimum[++lenEnd].Price = kIfinityPrice; - UInt32 curAndLenPrice = nextRepMatchPrice + GetRepPrice( - 0, lenTest2, state2, posStateNext); - COptimal &optimum = _optimum[offset]; - if (curAndLenPrice < optimum.Price) - { - optimum.Price = curAndLenPrice; - optimum.PosPrev = cur + 1; - optimum.BackPrev = 0; - optimum.Prev1IsChar = true; - optimum.Prev2 = false; - } - } - } - } - - UInt32 startLen = 2; // speed optimization - for(UInt32 repIndex = 0; repIndex < kNumRepDistances; repIndex++) - { - // UInt32 repLen = _matchFinder->GetMatchLen(0 - 1, reps[repIndex], newLen); // test it; - UInt32 backOffset = reps[repIndex] + 1; - if (data[0] != data[(size_t)0 - backOffset] || - data[1] != data[(size_t)1 - backOffset]) - continue; - UInt32 lenTest; - for (lenTest = 2; lenTest < numAvailableBytes && - data[lenTest] == data[(size_t)lenTest - backOffset]; lenTest++); - while(lenEnd < cur + lenTest) - _optimum[++lenEnd].Price = kIfinityPrice; - UInt32 lenTestTemp = lenTest; - UInt32 price = repMatchPrice + GetPureRepPrice(repIndex, state, posState); - do - { - UInt32 curAndLenPrice = price + _repMatchLenEncoder.GetPrice(lenTest - 2, posState); - COptimal &optimum = _optimum[cur + lenTest]; - if (curAndLenPrice < optimum.Price) - { - optimum.Price = curAndLenPrice; - optimum.PosPrev = cur; - optimum.BackPrev = repIndex; - optimum.Prev1IsChar = false; - } - } - while(--lenTest >= 2); - lenTest = lenTestTemp; - - if (repIndex == 0) - startLen = lenTest + 1; - - // if (_maxMode) - { - UInt32 lenTest2 = lenTest + 1; - UInt32 limit = MyMin(numAvailableBytesFull, lenTest2 + _numFastBytes); - for (; lenTest2 < limit && - data[lenTest2] == data[(size_t)lenTest2 - backOffset]; lenTest2++); - lenTest2 -= lenTest + 1; - if (lenTest2 >= 2) - { - CState state2 = state; - state2.UpdateRep(); - UInt32 posStateNext = (position + lenTest) & _posStateMask; - UInt32 curAndLenCharPrice = - price + _repMatchLenEncoder.GetPrice(lenTest - 2, posState) + - _isMatch[state2.Index][posStateNext].GetPrice0() + - _literalEncoder.GetSubCoder(position + lenTest, data[(size_t)lenTest - 1])->GetPrice( - true, data[(size_t)lenTest - backOffset], data[lenTest]); - state2.UpdateChar(); - posStateNext = (position + lenTest + 1) & _posStateMask; - UInt32 nextRepMatchPrice = curAndLenCharPrice + - _isMatch[state2.Index][posStateNext].GetPrice1() + - _isRep[state2.Index].GetPrice1(); - - // for(; lenTest2 >= 2; lenTest2--) - { - UInt32 offset = cur + lenTest + 1 + lenTest2; - while(lenEnd < offset) - _optimum[++lenEnd].Price = kIfinityPrice; - UInt32 curAndLenPrice = nextRepMatchPrice + GetRepPrice( - 0, lenTest2, state2, posStateNext); - COptimal &optimum = _optimum[offset]; - if (curAndLenPrice < optimum.Price) - { - optimum.Price = curAndLenPrice; - optimum.PosPrev = cur + lenTest + 1; - optimum.BackPrev = 0; - optimum.Prev1IsChar = true; - optimum.Prev2 = true; - optimum.PosPrev2 = cur; - optimum.BackPrev2 = repIndex; - } - } - } - } - } - - // for(UInt32 lenTest = 2; lenTest <= newLen; lenTest++) - if (newLen > numAvailableBytes) - { - newLen = numAvailableBytes; - for (numDistancePairs = 0; newLen > matchDistances[numDistancePairs]; numDistancePairs += 2); - matchDistances[numDistancePairs] = newLen; - numDistancePairs += 2; - } - if (newLen >= startLen) - { - UInt32 normalMatchPrice = matchPrice + _isRep[state.Index].GetPrice0(); - while(lenEnd < cur + newLen) - _optimum[++lenEnd].Price = kIfinityPrice; - - UInt32 offs = 0; - while(startLen > matchDistances[offs]) - offs += 2; - UInt32 curBack = matchDistances[offs + 1]; - UInt32 posSlot = GetPosSlot2(curBack); - for(UInt32 lenTest = /*2*/ startLen; ; lenTest++) - { - UInt32 curAndLenPrice = normalMatchPrice; - UInt32 lenToPosState = GetLenToPosState(lenTest); - if (curBack < kNumFullDistances) - curAndLenPrice += _distancesPrices[lenToPosState][curBack]; - else - curAndLenPrice += _posSlotPrices[lenToPosState][posSlot] + _alignPrices[curBack & kAlignMask]; - - curAndLenPrice += _lenEncoder.GetPrice(lenTest - kMatchMinLen, posState); - - COptimal &optimum = _optimum[cur + lenTest]; - if (curAndLenPrice < optimum.Price) - { - optimum.Price = curAndLenPrice; - optimum.PosPrev = cur; - optimum.BackPrev = curBack + kNumRepDistances; - optimum.Prev1IsChar = false; - } - - if (/*_maxMode && */lenTest == matchDistances[offs]) - { - // Try Match + Literal + Rep0 - UInt32 backOffset = curBack + 1; - UInt32 lenTest2 = lenTest + 1; - UInt32 limit = MyMin(numAvailableBytesFull, lenTest2 + _numFastBytes); - for (; lenTest2 < limit && - data[lenTest2] == data[(size_t)lenTest2 - backOffset]; lenTest2++); - lenTest2 -= lenTest + 1; - if (lenTest2 >= 2) - { - CState state2 = state; - state2.UpdateMatch(); - UInt32 posStateNext = (position + lenTest) & _posStateMask; - UInt32 curAndLenCharPrice = curAndLenPrice + - _isMatch[state2.Index][posStateNext].GetPrice0() + - _literalEncoder.GetSubCoder(position + lenTest, data[(size_t)lenTest - 1])->GetPrice( - true, data[(size_t)lenTest - backOffset], data[lenTest]); - state2.UpdateChar(); - posStateNext = (posStateNext + 1) & _posStateMask; - UInt32 nextRepMatchPrice = curAndLenCharPrice + - _isMatch[state2.Index][posStateNext].GetPrice1() + - _isRep[state2.Index].GetPrice1(); - - // for(; lenTest2 >= 2; lenTest2--) - { - UInt32 offset = cur + lenTest + 1 + lenTest2; - while(lenEnd < offset) - _optimum[++lenEnd].Price = kIfinityPrice; - UInt32 curAndLenPrice = nextRepMatchPrice + GetRepPrice(0, lenTest2, state2, posStateNext); - COptimal &optimum = _optimum[offset]; - if (curAndLenPrice < optimum.Price) - { - optimum.Price = curAndLenPrice; - optimum.PosPrev = cur + lenTest + 1; - optimum.BackPrev = 0; - optimum.Prev1IsChar = true; - optimum.Prev2 = true; - optimum.PosPrev2 = cur; - optimum.BackPrev2 = curBack + kNumRepDistances; - } - } - } - offs += 2; - if (offs == numDistancePairs) - break; - curBack = matchDistances[offs + 1]; - if (curBack >= kNumFullDistances) - posSlot = GetPosSlot2(curBack); - } - } - } - } -} - -static inline bool ChangePair(UInt32 smallDist, UInt32 bigDist) -{ - return ((bigDist >> 7) > smallDist); -} - - -HRESULT CEncoder::ReadMatchDistances(UInt32 &lenRes, UInt32 &numDistancePairs) -{ - lenRes = 0; - RINOK(_matchFinder->GetMatches(_matchDistances)); - numDistancePairs = _matchDistances[0]; - if (numDistancePairs > 0) - { - lenRes = _matchDistances[1 + numDistancePairs - 2]; - if (lenRes == _numFastBytes) - lenRes += _matchFinder->GetMatchLen(lenRes - 1, _matchDistances[1 + numDistancePairs - 1], - kMatchMaxLen - lenRes); - } - _additionalOffset++; - return S_OK; -} - -HRESULT CEncoder::GetOptimumFast(UInt32 position, UInt32 &backRes, UInt32 &lenRes) -{ - UInt32 lenMain, numDistancePairs; - if (!_longestMatchWasFound) - { - RINOK(ReadMatchDistances(lenMain, numDistancePairs)); - } - else - { - lenMain = _longestMatchLength; - numDistancePairs = _numDistancePairs; - _longestMatchWasFound = false; - } - - const Byte *data = _matchFinder->GetPointerToCurrentPos() - 1; - UInt32 numAvailableBytes = _matchFinder->GetNumAvailableBytes() + 1; - if (numAvailableBytes > kMatchMaxLen) - numAvailableBytes = kMatchMaxLen; - if (numAvailableBytes < 2) - { - backRes = (UInt32)(-1); - lenRes = 1; - return S_OK; - } - - UInt32 repLens[kNumRepDistances]; - UInt32 repMaxIndex = 0; - - for(UInt32 i = 0; i < kNumRepDistances; i++) - { - UInt32 backOffset = _repDistances[i] + 1; - if (data[0] != data[(size_t)0 - backOffset] || data[1] != data[(size_t)1 - backOffset]) - { - repLens[i] = 0; - continue; - } - UInt32 len; - for (len = 2; len < numAvailableBytes && data[len] == data[(size_t)len - backOffset]; len++); - if(len >= _numFastBytes) - { - backRes = i; - lenRes = len; - return MovePos(lenRes - 1); - } - repLens[i] = len; - if (len > repLens[repMaxIndex]) - repMaxIndex = i; - } - UInt32 *matchDistances = _matchDistances + 1; - if(lenMain >= _numFastBytes) - { - backRes = matchDistances[numDistancePairs - 1] + kNumRepDistances; - lenRes = lenMain; - return MovePos(lenMain - 1); - } - - UInt32 backMain = 0; - if (lenMain >= 2) - { - backMain = matchDistances[numDistancePairs - 1]; - while (numDistancePairs > 2 && lenMain == matchDistances[numDistancePairs - 4] + 1) - { - if (!ChangePair(matchDistances[numDistancePairs - 3], backMain)) - break; - numDistancePairs -= 2; - lenMain = matchDistances[numDistancePairs - 2]; - backMain = matchDistances[numDistancePairs - 1]; - } - if (lenMain == 2 && backMain >= 0x80) - lenMain = 1; - } - - if (repLens[repMaxIndex] >= 2) - { - if (repLens[repMaxIndex] + 1 >= lenMain || - repLens[repMaxIndex] + 2 >= lenMain && (backMain > (1 << 9)) || - repLens[repMaxIndex] + 3 >= lenMain && (backMain > (1 << 15))) - { - backRes = repMaxIndex; - lenRes = repLens[repMaxIndex]; - return MovePos(lenRes - 1); - } - } - - if (lenMain >= 2 && numAvailableBytes > 2) - { - RINOK(ReadMatchDistances(_longestMatchLength, _numDistancePairs)); - if (_longestMatchLength >= 2) - { - UInt32 newDistance = matchDistances[_numDistancePairs - 1]; - if (_longestMatchLength >= lenMain && newDistance < backMain || - _longestMatchLength == lenMain + 1 && !ChangePair(backMain, newDistance) || - _longestMatchLength > lenMain + 1 || - _longestMatchLength + 1 >= lenMain && lenMain >= 3 && ChangePair(newDistance, backMain)) - { - _longestMatchWasFound = true; - backRes = UInt32(-1); - lenRes = 1; - return S_OK; - } - } - data++; - numAvailableBytes--; - for(UInt32 i = 0; i < kNumRepDistances; i++) - { - UInt32 backOffset = _repDistances[i] + 1; - if (data[1] != data[(size_t)1 - backOffset] || data[2] != data[(size_t)2 - backOffset]) - { - repLens[i] = 0; - continue; - } - UInt32 len; - for (len = 2; len < numAvailableBytes && data[len] == data[(size_t)len - backOffset]; len++); - if (len + 1 >= lenMain) - { - _longestMatchWasFound = true; - backRes = UInt32(-1); - lenRes = 1; - return S_OK; - } - } - backRes = backMain + kNumRepDistances; - lenRes = lenMain; - return MovePos(lenMain - 2); - } - backRes = UInt32(-1); - lenRes = 1; - return S_OK; -} - -HRESULT CEncoder::Flush(UInt32 nowPos) -{ - ReleaseMFStream(); - WriteEndMarker(nowPos & _posStateMask); - _rangeEncoder.FlushData(); - return _rangeEncoder.FlushStream(); -} - -void CEncoder::WriteEndMarker(UInt32 posState) -{ - // This function for writing End Mark for stream version of LZMA. - // In current version this feature is not used. - if (!_writeEndMark) - return; - - _isMatch[_state.Index][posState].Encode(&_rangeEncoder, 1); - _isRep[_state.Index].Encode(&_rangeEncoder, 0); - _state.UpdateMatch(); - UInt32 len = kMatchMinLen; // kMatchMaxLen; - _lenEncoder.Encode(&_rangeEncoder, len - kMatchMinLen, posState, !_fastMode); - UInt32 posSlot = (1 << kNumPosSlotBits) - 1; - UInt32 lenToPosState = GetLenToPosState(len); - _posSlotEncoder[lenToPosState].Encode(&_rangeEncoder, posSlot); - UInt32 footerBits = 30; - UInt32 posReduced = (UInt32(1) << footerBits) - 1; - _rangeEncoder.EncodeDirectBits(posReduced >> kNumAlignBits, footerBits - kNumAlignBits); - _posAlignEncoder.ReverseEncode(&_rangeEncoder, posReduced & kAlignMask); -} - -HRESULT CEncoder::CodeReal(ISequentialInStream *inStream, - ISequentialOutStream *outStream, - const UInt64 *inSize, const UInt64 *outSize, - ICompressProgressInfo *progress) -{ - _needReleaseMFStream = false; - CCoderReleaser coderReleaser(this); - RINOK(SetStreams(inStream, outStream, inSize, outSize)); - while(true) - { - UInt64 processedInSize; - UInt64 processedOutSize; - Int32 finished; - RINOK(CodeOneBlock(&processedInSize, &processedOutSize, &finished)); - if (finished != 0) - return S_OK; - if (progress != 0) - { - RINOK(progress->SetRatioInfo(&processedInSize, &processedOutSize)); - } - } -} - -HRESULT CEncoder::SetStreams(ISequentialInStream *inStream, - ISequentialOutStream *outStream, - const UInt64 *inSize, const UInt64 *outSize) -{ - _inStream = inStream; - _finished = false; - RINOK(Create()); - RINOK(SetOutStream(outStream)); - RINOK(Init()); - - // CCoderReleaser releaser(this); - - /* - if (_matchFinder->GetNumAvailableBytes() == 0) - return Flush(); - */ - - if (!_fastMode) - { - FillDistancesPrices(); - FillAlignPrices(); - } - - _lenEncoder.SetTableSize(_numFastBytes + 1 - kMatchMinLen); - _lenEncoder.UpdateTables(1 << _posStateBits); - _repMatchLenEncoder.SetTableSize(_numFastBytes + 1 - kMatchMinLen); - _repMatchLenEncoder.UpdateTables(1 << _posStateBits); - - nowPos64 = 0; - return S_OK; -} - -HRESULT CEncoder::CodeOneBlock(UInt64 *inSize, UInt64 *outSize, Int32 *finished) -{ - if (_inStream != 0) - { - RINOK(_matchFinder->SetStream(_inStream)); - RINOK(_matchFinder->Init()); - _needReleaseMFStream = true; - _inStream = 0; - } - - - *finished = 1; - if (_finished) - return S_OK; - _finished = true; - - if (nowPos64 == 0) - { - if (_matchFinder->GetNumAvailableBytes() == 0) - return Flush(UInt32(nowPos64)); - UInt32 len, numDistancePairs; - RINOK(ReadMatchDistances(len, numDistancePairs)); - UInt32 posState = UInt32(nowPos64) & _posStateMask; - _isMatch[_state.Index][posState].Encode(&_rangeEncoder, 0); - _state.UpdateChar(); - Byte curByte = _matchFinder->GetIndexByte(0 - _additionalOffset); - _literalEncoder.GetSubCoder(UInt32(nowPos64), _previousByte)->Encode(&_rangeEncoder, curByte); - _previousByte = curByte; - _additionalOffset--; - nowPos64++; - } - - UInt32 nowPos32 = (UInt32)nowPos64; - UInt32 progressPosValuePrev = nowPos32; - - if (_matchFinder->GetNumAvailableBytes() == 0) - return Flush(nowPos32); - - while(true) - { - #ifdef _NO_EXCEPTIONS - if (_rangeEncoder.Stream.ErrorCode != S_OK) - return _rangeEncoder.Stream.ErrorCode; - #endif - UInt32 pos, len; - HRESULT result; - if (_fastMode) - result = GetOptimumFast(nowPos32, pos, len); - else - result = GetOptimum(nowPos32, pos, len); - RINOK(result); - - UInt32 posState = nowPos32 & _posStateMask; - if(len == 1 && pos == 0xFFFFFFFF) - { - _isMatch[_state.Index][posState].Encode(&_rangeEncoder, 0); - Byte curByte = _matchFinder->GetIndexByte(0 - _additionalOffset); - CLiteralEncoder2 *subCoder = _literalEncoder.GetSubCoder(nowPos32, _previousByte); - if(_state.IsCharState()) - subCoder->Encode(&_rangeEncoder, curByte); - else - { - Byte matchByte = _matchFinder->GetIndexByte(0 - _repDistances[0] - 1 - _additionalOffset); - subCoder->EncodeMatched(&_rangeEncoder, matchByte, curByte); - } - _state.UpdateChar(); - _previousByte = curByte; - } - else - { - _isMatch[_state.Index][posState].Encode(&_rangeEncoder, 1); - if(pos < kNumRepDistances) - { - _isRep[_state.Index].Encode(&_rangeEncoder, 1); - if(pos == 0) - { - _isRepG0[_state.Index].Encode(&_rangeEncoder, 0); - _isRep0Long[_state.Index][posState].Encode(&_rangeEncoder, ((len == 1) ? 0 : 1)); - } - else - { - UInt32 distance = _repDistances[pos]; - _isRepG0[_state.Index].Encode(&_rangeEncoder, 1); - if (pos == 1) - _isRepG1[_state.Index].Encode(&_rangeEncoder, 0); - else - { - _isRepG1[_state.Index].Encode(&_rangeEncoder, 1); - _isRepG2[_state.Index].Encode(&_rangeEncoder, pos - 2); - if (pos == 3) - _repDistances[3] = _repDistances[2]; - _repDistances[2] = _repDistances[1]; - } - _repDistances[1] = _repDistances[0]; - _repDistances[0] = distance; - } - if (len == 1) - _state.UpdateShortRep(); - else - { - _repMatchLenEncoder.Encode(&_rangeEncoder, len - kMatchMinLen, posState, !_fastMode); - _state.UpdateRep(); - } - } - else - { - _isRep[_state.Index].Encode(&_rangeEncoder, 0); - _state.UpdateMatch(); - _lenEncoder.Encode(&_rangeEncoder, len - kMatchMinLen, posState, !_fastMode); - pos -= kNumRepDistances; - UInt32 posSlot = GetPosSlot(pos); - _posSlotEncoder[GetLenToPosState(len)].Encode(&_rangeEncoder, posSlot); - - if (posSlot >= kStartPosModelIndex) - { - UInt32 footerBits = ((posSlot >> 1) - 1); - UInt32 base = ((2 | (posSlot & 1)) << footerBits); - UInt32 posReduced = pos - base; - - if (posSlot < kEndPosModelIndex) - NRangeCoder::ReverseBitTreeEncode(_posEncoders + base - posSlot - 1, - &_rangeEncoder, footerBits, posReduced); - else - { - _rangeEncoder.EncodeDirectBits(posReduced >> kNumAlignBits, footerBits - kNumAlignBits); - _posAlignEncoder.ReverseEncode(&_rangeEncoder, posReduced & kAlignMask); - _alignPriceCount++; - } - } - _repDistances[3] = _repDistances[2]; - _repDistances[2] = _repDistances[1]; - _repDistances[1] = _repDistances[0]; - _repDistances[0] = pos; - _matchPriceCount++; - } - _previousByte = _matchFinder->GetIndexByte(len - 1 - _additionalOffset); - } - _additionalOffset -= len; - nowPos32 += len; - if (_additionalOffset == 0) - { - if (!_fastMode) - { - if (_matchPriceCount >= (1 << 7)) - FillDistancesPrices(); - if (_alignPriceCount >= kAlignTableSize) - FillAlignPrices(); - } - if (_matchFinder->GetNumAvailableBytes() == 0) - return Flush(nowPos32); - if (nowPos32 - progressPosValuePrev >= (1 << 14)) - { - nowPos64 += nowPos32 - progressPosValuePrev; - *inSize = nowPos64; - *outSize = _rangeEncoder.GetProcessedSize(); - _finished = false; - *finished = 0; - return S_OK; - } - } - } -} - -STDMETHODIMP CEncoder::Code(ISequentialInStream *inStream, - ISequentialOutStream *outStream, const UInt64 *inSize, const UInt64 *outSize, - ICompressProgressInfo *progress) -{ - #ifndef _NO_EXCEPTIONS - try - { - #endif - return CodeReal(inStream, outStream, inSize, outSize, progress); - #ifndef _NO_EXCEPTIONS - } - catch(const COutBufferException &e) { return e.ErrorCode; } - catch(...) { return E_FAIL; } - #endif -} - -void CEncoder::FillDistancesPrices() -{ - UInt32 tempPrices[kNumFullDistances]; - for (UInt32 i = kStartPosModelIndex; i < kNumFullDistances; i++) - { - UInt32 posSlot = GetPosSlot(i); - UInt32 footerBits = ((posSlot >> 1) - 1); - UInt32 base = ((2 | (posSlot & 1)) << footerBits); - tempPrices[i] = NRangeCoder::ReverseBitTreeGetPrice(_posEncoders + - base - posSlot - 1, footerBits, i - base); - } - - for (UInt32 lenToPosState = 0; lenToPosState < kNumLenToPosStates; lenToPosState++) - { - UInt32 posSlot; - NRangeCoder::CBitTreeEncoder<kNumMoveBits, kNumPosSlotBits> &encoder = _posSlotEncoder[lenToPosState]; - UInt32 *posSlotPrices = _posSlotPrices[lenToPosState]; - for (posSlot = 0; posSlot < _distTableSize; posSlot++) - posSlotPrices[posSlot] = encoder.GetPrice(posSlot); - for (posSlot = kEndPosModelIndex; posSlot < _distTableSize; posSlot++) - posSlotPrices[posSlot] += ((((posSlot >> 1) - 1) - kNumAlignBits) << NRangeCoder::kNumBitPriceShiftBits); - - UInt32 *distancesPrices = _distancesPrices[lenToPosState]; - UInt32 i; - for (i = 0; i < kStartPosModelIndex; i++) - distancesPrices[i] = posSlotPrices[i]; - for (; i < kNumFullDistances; i++) - distancesPrices[i] = posSlotPrices[GetPosSlot(i)] + tempPrices[i]; - } - _matchPriceCount = 0; -} - -void CEncoder::FillAlignPrices() -{ - for (UInt32 i = 0; i < kAlignTableSize; i++) - _alignPrices[i] = _posAlignEncoder.ReverseGetPrice(i); - _alignPriceCount = 0; -} - -}} diff --git a/util/cbfstool/lzma/C/7zip/Compress/LZMA/LZMAEncoder.h b/util/cbfstool/lzma/C/7zip/Compress/LZMA/LZMAEncoder.h deleted file mode 100644 index 2a41948495..0000000000 --- a/util/cbfstool/lzma/C/7zip/Compress/LZMA/LZMAEncoder.h +++ /dev/null @@ -1,411 +0,0 @@ -// LZMA/Encoder.h - -#ifndef __LZMA_ENCODER_H -#define __LZMA_ENCODER_H - -#include "../../../Common/MyCom.h" -#include "../../../Common/Alloc.h" -#include "../../ICoder.h" -#include "../LZ/IMatchFinder.h" -#include "../RangeCoder/RangeCoderBitTree.h" - -#include "LZMA.h" - -namespace NCompress { -namespace NLZMA { - -typedef NRangeCoder::CBitEncoder<kNumMoveBits> CMyBitEncoder; - -class CBaseState -{ -protected: - CState _state; - Byte _previousByte; - UInt32 _repDistances[kNumRepDistances]; - void Init() - { - _state.Init(); - _previousByte = 0; - for(UInt32 i = 0 ; i < kNumRepDistances; i++) - _repDistances[i] = 0; - } -}; - -struct COptimal -{ - CState State; - - bool Prev1IsChar; - bool Prev2; - - UInt32 PosPrev2; - UInt32 BackPrev2; - - UInt32 Price; - UInt32 PosPrev; // posNext; - UInt32 BackPrev; - UInt32 Backs[kNumRepDistances]; - void MakeAsChar() { BackPrev = UInt32(-1); Prev1IsChar = false; } - void MakeAsShortRep() { BackPrev = 0; ; Prev1IsChar = false; } - bool IsShortRep() { return (BackPrev == 0); } -}; - - -extern Byte g_FastPos[1 << 11]; -inline UInt32 GetPosSlot(UInt32 pos) -{ - if (pos < (1 << 11)) - return g_FastPos[pos]; - if (pos < (1 << 21)) - return g_FastPos[pos >> 10] + 20; - return g_FastPos[pos >> 20] + 40; -} - -inline UInt32 GetPosSlot2(UInt32 pos) -{ - if (pos < (1 << 17)) - return g_FastPos[pos >> 6] + 12; - if (pos < (1 << 27)) - return g_FastPos[pos >> 16] + 32; - return g_FastPos[pos >> 26] + 52; -} - -const UInt32 kIfinityPrice = 0xFFFFFFF; - -const UInt32 kNumOpts = 1 << 12; - - -class CLiteralEncoder2 -{ - CMyBitEncoder _encoders[0x300]; -public: - void Init() - { - for (int i = 0; i < 0x300; i++) - _encoders[i].Init(); - } - void Encode(NRangeCoder::CEncoder *rangeEncoder, Byte symbol); - void EncodeMatched(NRangeCoder::CEncoder *rangeEncoder, Byte matchByte, Byte symbol); - UInt32 GetPrice(bool matchMode, Byte matchByte, Byte symbol) const; -}; - -class CLiteralEncoder -{ - CLiteralEncoder2 *_coders; - int _numPrevBits; - int _numPosBits; - UInt32 _posMask; -public: - CLiteralEncoder(): _coders(0) {} - ~CLiteralEncoder() { Free(); } - void Free() - { - MyFree(_coders); - _coders = 0; - } - bool Create(int numPosBits, int numPrevBits) - { - if (_coders == 0 || (numPosBits + numPrevBits) != (_numPrevBits + _numPosBits)) - { - Free(); - UInt32 numStates = 1 << (numPosBits + numPrevBits); - _coders = (CLiteralEncoder2 *)MyAlloc(numStates * sizeof(CLiteralEncoder2)); - } - _numPosBits = numPosBits; - _posMask = (1 << numPosBits) - 1; - _numPrevBits = numPrevBits; - return (_coders != 0); - } - void Init() - { - UInt32 numStates = 1 << (_numPrevBits + _numPosBits); - for (UInt32 i = 0; i < numStates; i++) - _coders[i].Init(); - } - CLiteralEncoder2 *GetSubCoder(UInt32 pos, Byte prevByte) - { return &_coders[((pos & _posMask) << _numPrevBits) + (prevByte >> (8 - _numPrevBits))]; } -}; - -namespace NLength { - -class CEncoder -{ - CMyBitEncoder _choice; - CMyBitEncoder _choice2; - NRangeCoder::CBitTreeEncoder<kNumMoveBits, kNumLowBits> _lowCoder[kNumPosStatesEncodingMax]; - NRangeCoder::CBitTreeEncoder<kNumMoveBits, kNumMidBits> _midCoder[kNumPosStatesEncodingMax]; - NRangeCoder::CBitTreeEncoder<kNumMoveBits, kNumHighBits> _highCoder; -public: - void Init(UInt32 numPosStates); - void Encode(NRangeCoder::CEncoder *rangeEncoder, UInt32 symbol, UInt32 posState); - void SetPrices(UInt32 posState, UInt32 numSymbols, UInt32 *prices) const; -}; - -const UInt32 kNumSpecSymbols = kNumLowSymbols + kNumMidSymbols; - -class CPriceTableEncoder: public CEncoder -{ - UInt32 _prices[kNumPosStatesEncodingMax][kNumSymbolsTotal]; - UInt32 _tableSize; - UInt32 _counters[kNumPosStatesEncodingMax]; -public: - void SetTableSize(UInt32 tableSize) { _tableSize = tableSize; } - UInt32 GetPrice(UInt32 symbol, UInt32 posState) const { return _prices[posState][symbol]; } - void UpdateTable(UInt32 posState) - { - SetPrices(posState, _tableSize, _prices[posState]); - _counters[posState] = _tableSize; - } - void UpdateTables(UInt32 numPosStates) - { - for (UInt32 posState = 0; posState < numPosStates; posState++) - UpdateTable(posState); - } - void Encode(NRangeCoder::CEncoder *rangeEncoder, UInt32 symbol, UInt32 posState, bool updatePrice) - { - CEncoder::Encode(rangeEncoder, symbol, posState); - if (updatePrice) - if (--_counters[posState] == 0) - UpdateTable(posState); - } -}; - -} - -class CEncoder : - public ICompressCoder, - public ICompressSetOutStream, - public ICompressSetCoderProperties, - public ICompressWriteCoderProperties, - public CBaseState, - public CMyUnknownImp -{ - COptimal _optimum[kNumOpts]; - CMyComPtr<IMatchFinder> _matchFinder; // test it - NRangeCoder::CEncoder _rangeEncoder; - - CMyBitEncoder _isMatch[kNumStates][NLength::kNumPosStatesEncodingMax]; - CMyBitEncoder _isRep[kNumStates]; - CMyBitEncoder _isRepG0[kNumStates]; - CMyBitEncoder _isRepG1[kNumStates]; - CMyBitEncoder _isRepG2[kNumStates]; - CMyBitEncoder _isRep0Long[kNumStates][NLength::kNumPosStatesEncodingMax]; - - NRangeCoder::CBitTreeEncoder<kNumMoveBits, kNumPosSlotBits> _posSlotEncoder[kNumLenToPosStates]; - - CMyBitEncoder _posEncoders[kNumFullDistances - kEndPosModelIndex]; - NRangeCoder::CBitTreeEncoder<kNumMoveBits, kNumAlignBits> _posAlignEncoder; - - NLength::CPriceTableEncoder _lenEncoder; - NLength::CPriceTableEncoder _repMatchLenEncoder; - - CLiteralEncoder _literalEncoder; - - UInt32 _matchDistances[kMatchMaxLen * 2 + 2 + 1]; - - bool _fastMode; - // bool _maxMode; - UInt32 _numFastBytes; - UInt32 _longestMatchLength; - UInt32 _numDistancePairs; - - UInt32 _additionalOffset; - - UInt32 _optimumEndIndex; - UInt32 _optimumCurrentIndex; - - bool _longestMatchWasFound; - - UInt32 _posSlotPrices[kNumLenToPosStates][kDistTableSizeMax]; - - UInt32 _distancesPrices[kNumLenToPosStates][kNumFullDistances]; - - UInt32 _alignPrices[kAlignTableSize]; - UInt32 _alignPriceCount; - - UInt32 _distTableSize; - - UInt32 _posStateBits; - UInt32 _posStateMask; - UInt32 _numLiteralPosStateBits; - UInt32 _numLiteralContextBits; - - UInt32 _dictionarySize; - - UInt32 _dictionarySizePrev; - UInt32 _numFastBytesPrev; - - UInt32 _matchPriceCount; - UInt64 nowPos64; - bool _finished; - ISequentialInStream *_inStream; - - UInt32 _matchFinderCycles; - int _matchFinderIndex; - #ifdef COMPRESS_MF_MT - bool _multiThread; - #endif - - bool _writeEndMark; - - bool _needReleaseMFStream; - - IMatchFinderSetNumPasses *setMfPasses; - - void ReleaseMatchFinder() - { - setMfPasses = 0; - _matchFinder.Release(); - } - - HRESULT ReadMatchDistances(UInt32 &len, UInt32 &numDistancePairs); - - HRESULT MovePos(UInt32 num); - UInt32 GetRepLen1Price(CState state, UInt32 posState) const - { - return _isRepG0[state.Index].GetPrice0() + - _isRep0Long[state.Index][posState].GetPrice0(); - } - - UInt32 GetPureRepPrice(UInt32 repIndex, CState state, UInt32 posState) const - { - UInt32 price; - if(repIndex == 0) - { - price = _isRepG0[state.Index].GetPrice0(); - price += _isRep0Long[state.Index][posState].GetPrice1(); - } - else - { - price = _isRepG0[state.Index].GetPrice1(); - if (repIndex == 1) - price += _isRepG1[state.Index].GetPrice0(); - else - { - price += _isRepG1[state.Index].GetPrice1(); - price += _isRepG2[state.Index].GetPrice(repIndex - 2); - } - } - return price; - } - UInt32 GetRepPrice(UInt32 repIndex, UInt32 len, CState state, UInt32 posState) const - { - return _repMatchLenEncoder.GetPrice(len - kMatchMinLen, posState) + - GetPureRepPrice(repIndex, state, posState); - } - /* - UInt32 GetPosLen2Price(UInt32 pos, UInt32 posState) const - { - if (pos >= kNumFullDistances) - return kIfinityPrice; - return _distancesPrices[0][pos] + _lenEncoder.GetPrice(0, posState); - } - UInt32 GetPosLen3Price(UInt32 pos, UInt32 len, UInt32 posState) const - { - UInt32 price; - UInt32 lenToPosState = GetLenToPosState(len); - if (pos < kNumFullDistances) - price = _distancesPrices[lenToPosState][pos]; - else - price = _posSlotPrices[lenToPosState][GetPosSlot2(pos)] + - _alignPrices[pos & kAlignMask]; - return price + _lenEncoder.GetPrice(len - kMatchMinLen, posState); - } - */ - UInt32 GetPosLenPrice(UInt32 pos, UInt32 len, UInt32 posState) const - { - UInt32 price; - UInt32 lenToPosState = GetLenToPosState(len); - if (pos < kNumFullDistances) - price = _distancesPrices[lenToPosState][pos]; - else - price = _posSlotPrices[lenToPosState][GetPosSlot2(pos)] + - _alignPrices[pos & kAlignMask]; - return price + _lenEncoder.GetPrice(len - kMatchMinLen, posState); - } - - UInt32 Backward(UInt32 &backRes, UInt32 cur); - HRESULT GetOptimum(UInt32 position, UInt32 &backRes, UInt32 &lenRes); - HRESULT GetOptimumFast(UInt32 position, UInt32 &backRes, UInt32 &lenRes); - - void FillDistancesPrices(); - void FillAlignPrices(); - - void ReleaseMFStream() - { - if (_matchFinder && _needReleaseMFStream) - { - _matchFinder->ReleaseStream(); - _needReleaseMFStream = false; - } - } - - void ReleaseStreams() - { - ReleaseMFStream(); - ReleaseOutStream(); - } - - HRESULT Flush(UInt32 nowPos); - class CCoderReleaser - { - CEncoder *_coder; - public: - CCoderReleaser(CEncoder *coder): _coder(coder) {} - ~CCoderReleaser() - { - _coder->ReleaseStreams(); - } - }; - friend class CCoderReleaser; - - void WriteEndMarker(UInt32 posState); - -public: - CEncoder(); - void SetWriteEndMarkerMode(bool writeEndMarker) - { _writeEndMark= writeEndMarker; } - - HRESULT Create(); - - MY_UNKNOWN_IMP3( - ICompressSetOutStream, - ICompressSetCoderProperties, - ICompressWriteCoderProperties - ) - - HRESULT Init(); - - // ICompressCoder interface - HRESULT SetStreams(ISequentialInStream *inStream, - ISequentialOutStream *outStream, - const UInt64 *inSize, const UInt64 *outSize); - HRESULT CodeOneBlock(UInt64 *inSize, UInt64 *outSize, Int32 *finished); - - HRESULT CodeReal(ISequentialInStream *inStream, - ISequentialOutStream *outStream, - const UInt64 *inSize, const UInt64 *outSize, - ICompressProgressInfo *progress); - - // ICompressCoder interface - STDMETHOD(Code)(ISequentialInStream *inStream, - ISequentialOutStream *outStream, - const UInt64 *inSize, const UInt64 *outSize, - ICompressProgressInfo *progress); - - // ICompressSetCoderProperties2 - STDMETHOD(SetCoderProperties)(const PROPID *propIDs, - const PROPVARIANT *properties, UInt32 numProperties); - - // ICompressWriteCoderProperties - STDMETHOD(WriteCoderProperties)(ISequentialOutStream *outStream); - - STDMETHOD(SetOutStream)(ISequentialOutStream *outStream); - STDMETHOD(ReleaseOutStream)(); - - virtual ~CEncoder() {} -}; - -}} - -#endif diff --git a/util/cbfstool/lzma/C/7zip/Compress/LZMA/StdAfx.h b/util/cbfstool/lzma/C/7zip/Compress/LZMA/StdAfx.h deleted file mode 100644 index e7fb6986d2..0000000000 --- a/util/cbfstool/lzma/C/7zip/Compress/LZMA/StdAfx.h +++ /dev/null @@ -1,8 +0,0 @@ -// StdAfx.h - -#ifndef __STDAFX_H -#define __STDAFX_H - -#include "../../../Common/MyWindows.h" - -#endif diff --git a/util/cbfstool/lzma/C/7zip/Compress/RangeCoder/RangeCoder.h b/util/cbfstool/lzma/C/7zip/Compress/RangeCoder/RangeCoder.h deleted file mode 100644 index d77442be45..0000000000 --- a/util/cbfstool/lzma/C/7zip/Compress/RangeCoder/RangeCoder.h +++ /dev/null @@ -1,205 +0,0 @@ -// Compress/RangeCoder/RangeCoder.h - -#ifndef __COMPRESS_RANGECODER_H -#define __COMPRESS_RANGECODER_H - -#include "../../Common/InBuffer.h" -#include "../../Common/OutBuffer.h" - -namespace NCompress { -namespace NRangeCoder { - -const int kNumTopBits = 24; -const UInt32 kTopValue = (1 << kNumTopBits); - -class CEncoder -{ - UInt32 _cacheSize; - Byte _cache; -public: - UInt64 Low; - UInt32 Range; - COutBuffer Stream; - bool Create(UInt32 bufferSize) { return Stream.Create(bufferSize); } - - void SetStream(ISequentialOutStream *stream) { Stream.SetStream(stream); } - void Init() - { - Stream.Init(); - Low = 0; - Range = 0xFFFFFFFF; - _cacheSize = 1; - _cache = 0; - } - - void FlushData() - { - // Low += 1; - for(int i = 0; i < 5; i++) - ShiftLow(); - } - - HRESULT FlushStream() { return Stream.Flush(); } - - void ReleaseStream() { Stream.ReleaseStream(); } - - void Encode(UInt32 start, UInt32 size, UInt32 total) - { - Low += start * (Range /= total); - Range *= size; - while (Range < kTopValue) - { - Range <<= 8; - ShiftLow(); - } - } - - void ShiftLow() - { - if ((UInt32)Low < (UInt32)0xFF000000 || (int)(Low >> 32) != 0) - { - Byte temp = _cache; - do - { - Stream.WriteByte((Byte)(temp + (Byte)(Low >> 32))); - temp = 0xFF; - } - while(--_cacheSize != 0); - _cache = (Byte)((UInt32)Low >> 24); - } - _cacheSize++; - Low = (UInt32)Low << 8; - } - - void EncodeDirectBits(UInt32 value, int numTotalBits) - { - for (int i = numTotalBits - 1; i >= 0; i--) - { - Range >>= 1; - if (((value >> i) & 1) == 1) - Low += Range; - if (Range < kTopValue) - { - Range <<= 8; - ShiftLow(); - } - } - } - - void EncodeBit(UInt32 size0, UInt32 numTotalBits, UInt32 symbol) - { - UInt32 newBound = (Range >> numTotalBits) * size0; - if (symbol == 0) - Range = newBound; - else - { - Low += newBound; - Range -= newBound; - } - while (Range < kTopValue) - { - Range <<= 8; - ShiftLow(); - } - } - - UInt64 GetProcessedSize() { return Stream.GetProcessedSize() + _cacheSize + 4; } -}; - -class CDecoder -{ -public: - CInBuffer Stream; - UInt32 Range; - UInt32 Code; - bool Create(UInt32 bufferSize) { return Stream.Create(bufferSize); } - - void Normalize() - { - while (Range < kTopValue) - { - Code = (Code << 8) | Stream.ReadByte(); - Range <<= 8; - } - } - - void SetStream(ISequentialInStream *stream) { Stream.SetStream(stream); } - void Init() - { - Stream.Init(); - Code = 0; - Range = 0xFFFFFFFF; - for(int i = 0; i < 5; i++) - Code = (Code << 8) | Stream.ReadByte(); - } - - void ReleaseStream() { Stream.ReleaseStream(); } - - UInt32 GetThreshold(UInt32 total) - { - return (Code) / ( Range /= total); - } - - void Decode(UInt32 start, UInt32 size) - { - Code -= start * Range; - Range *= size; - Normalize(); - } - - UInt32 DecodeDirectBits(int numTotalBits) - { - UInt32 range = Range; - UInt32 code = Code; - UInt32 result = 0; - for (int i = numTotalBits; i != 0; i--) - { - range >>= 1; - /* - result <<= 1; - if (code >= range) - { - code -= range; - result |= 1; - } - */ - UInt32 t = (code - range) >> 31; - code -= range & (t - 1); - result = (result << 1) | (1 - t); - - if (range < kTopValue) - { - code = (code << 8) | Stream.ReadByte(); - range <<= 8; - } - } - Range = range; - Code = code; - return result; - } - - UInt32 DecodeBit(UInt32 size0, UInt32 numTotalBits) - { - UInt32 newBound = (Range >> numTotalBits) * size0; - UInt32 symbol; - if (Code < newBound) - { - symbol = 0; - Range = newBound; - } - else - { - symbol = 1; - Code -= newBound; - Range -= newBound; - } - Normalize(); - return symbol; - } - - UInt64 GetProcessedSize() {return Stream.GetProcessedSize(); } -}; - -}} - -#endif diff --git a/util/cbfstool/lzma/C/7zip/Compress/RangeCoder/RangeCoderBit.cpp b/util/cbfstool/lzma/C/7zip/Compress/RangeCoder/RangeCoderBit.cpp deleted file mode 100644 index 6c1c78e14e..0000000000 --- a/util/cbfstool/lzma/C/7zip/Compress/RangeCoder/RangeCoderBit.cpp +++ /dev/null @@ -1,80 +0,0 @@ -// Compress/RangeCoder/RangeCoderBit.cpp - -#include "StdAfx.h" - -#include "RangeCoderBit.h" - -namespace NCompress { -namespace NRangeCoder { - -UInt32 CPriceTables::ProbPrices[kBitModelTotal >> kNumMoveReducingBits]; -static CPriceTables g_PriceTables; - -CPriceTables::CPriceTables() { Init(); } - -void CPriceTables::Init() -{ - const int kNumBits = (kNumBitModelTotalBits - kNumMoveReducingBits); - for(int i = kNumBits - 1; i >= 0; i--) - { - UInt32 start = 1 << (kNumBits - i - 1); - UInt32 end = 1 << (kNumBits - i); - for (UInt32 j = start; j < end; j++) - ProbPrices[j] = (i << kNumBitPriceShiftBits) + - (((end - j) << kNumBitPriceShiftBits) >> (kNumBits - i - 1)); - } - - /* - // simplest: bad solution - for(UInt32 i = 1; i < (kBitModelTotal >> kNumMoveReducingBits) - 1; i++) - ProbPrices[i] = kBitPrice; - */ - - /* - const double kDummyMultMid = (1.0 / kBitPrice) / 2; - const double kDummyMultMid = 0; - // float solution - double ln2 = log(double(2)); - double lnAll = log(double(kBitModelTotal >> kNumMoveReducingBits)); - for(UInt32 i = 1; i < (kBitModelTotal >> kNumMoveReducingBits) - 1; i++) - ProbPrices[i] = UInt32((fabs(lnAll - log(double(i))) / ln2 + kDummyMultMid) * kBitPrice); - */ - - /* - // experimental, slow, solution: - for(UInt32 i = 1; i < (kBitModelTotal >> kNumMoveReducingBits) - 1; i++) - { - const int kCyclesBits = 5; - const UInt32 kCycles = (1 << kCyclesBits); - - UInt32 range = UInt32(-1); - UInt32 bitCount = 0; - for (UInt32 j = 0; j < kCycles; j++) - { - range >>= (kNumBitModelTotalBits - kNumMoveReducingBits); - range *= i; - while(range < (1 << 31)) - { - range <<= 1; - bitCount++; - } - } - bitCount <<= kNumBitPriceShiftBits; - range -= (1 << 31); - for (int k = kNumBitPriceShiftBits - 1; k >= 0; k--) - { - range <<= 1; - if (range > (1 << 31)) - { - bitCount += (1 << k); - range -= (1 << 31); - } - } - ProbPrices[i] = (bitCount - // + (1 << (kCyclesBits - 1)) - ) >> kCyclesBits; - } - */ -} - -}} diff --git a/util/cbfstool/lzma/C/7zip/Compress/RangeCoder/RangeCoderBit.h b/util/cbfstool/lzma/C/7zip/Compress/RangeCoder/RangeCoderBit.h deleted file mode 100644 index 624f887c94..0000000000 --- a/util/cbfstool/lzma/C/7zip/Compress/RangeCoder/RangeCoderBit.h +++ /dev/null @@ -1,120 +0,0 @@ -// Compress/RangeCoder/RangeCoderBit.h - -#ifndef __COMPRESS_RANGECODER_BIT_H -#define __COMPRESS_RANGECODER_BIT_H - -#include "RangeCoder.h" - -namespace NCompress { -namespace NRangeCoder { - -const int kNumBitModelTotalBits = 11; -const UInt32 kBitModelTotal = (1 << kNumBitModelTotalBits); - -const int kNumMoveReducingBits = 2; - -const int kNumBitPriceShiftBits = 6; -const UInt32 kBitPrice = 1 << kNumBitPriceShiftBits; - -class CPriceTables -{ -public: - static UInt32 ProbPrices[kBitModelTotal >> kNumMoveReducingBits]; - static void Init(); - CPriceTables(); -}; - -template <int numMoveBits> -class CBitModel -{ -public: - UInt32 Prob; - void UpdateModel(UInt32 symbol) - { - /* - Prob -= (Prob + ((symbol - 1) & ((1 << numMoveBits) - 1))) >> numMoveBits; - Prob += (1 - symbol) << (kNumBitModelTotalBits - numMoveBits); - */ - if (symbol == 0) - Prob += (kBitModelTotal - Prob) >> numMoveBits; - else - Prob -= (Prob) >> numMoveBits; - } -public: - void Init() { Prob = kBitModelTotal / 2; } -}; - -template <int numMoveBits> -class CBitEncoder: public CBitModel<numMoveBits> -{ -public: - void Encode(CEncoder *encoder, UInt32 symbol) - { - /* - encoder->EncodeBit(this->Prob, kNumBitModelTotalBits, symbol); - this->UpdateModel(symbol); - */ - UInt32 newBound = (encoder->Range >> kNumBitModelTotalBits) * this->Prob; - if (symbol == 0) - { - encoder->Range = newBound; - this->Prob += (kBitModelTotal - this->Prob) >> numMoveBits; - } - else - { - encoder->Low += newBound; - encoder->Range -= newBound; - this->Prob -= (this->Prob) >> numMoveBits; - } - if (encoder->Range < kTopValue) - { - encoder->Range <<= 8; - encoder->ShiftLow(); - } - } - UInt32 GetPrice(UInt32 symbol) const - { - return CPriceTables::ProbPrices[ - (((this->Prob - symbol) ^ ((-(int)symbol))) & (kBitModelTotal - 1)) >> kNumMoveReducingBits]; - } - UInt32 GetPrice0() const { return CPriceTables::ProbPrices[this->Prob >> kNumMoveReducingBits]; } - UInt32 GetPrice1() const { return CPriceTables::ProbPrices[(kBitModelTotal - this->Prob) >> kNumMoveReducingBits]; } -}; - - -template <int numMoveBits> -class CBitDecoder: public CBitModel<numMoveBits> -{ -public: - UInt32 Decode(CDecoder *decoder) - { - UInt32 newBound = (decoder->Range >> kNumBitModelTotalBits) * this->Prob; - if (decoder->Code < newBound) - { - decoder->Range = newBound; - this->Prob += (kBitModelTotal - this->Prob) >> numMoveBits; - if (decoder->Range < kTopValue) - { - decoder->Code = (decoder->Code << 8) | decoder->Stream.ReadByte(); - decoder->Range <<= 8; - } - return 0; - } - else - { - decoder->Range -= newBound; - decoder->Code -= newBound; - this->Prob -= (this->Prob) >> numMoveBits; - if (decoder->Range < kTopValue) - { - decoder->Code = (decoder->Code << 8) | decoder->Stream.ReadByte(); - decoder->Range <<= 8; - } - return 1; - } - } -}; - -}} - -#endif diff --git a/util/cbfstool/lzma/C/7zip/Compress/RangeCoder/RangeCoderBitTree.h b/util/cbfstool/lzma/C/7zip/Compress/RangeCoder/RangeCoderBitTree.h deleted file mode 100644 index 461e2f049f..0000000000 --- a/util/cbfstool/lzma/C/7zip/Compress/RangeCoder/RangeCoderBitTree.h +++ /dev/null @@ -1,161 +0,0 @@ -// Compress/RangeCoder/RangeCoderBitTree.h - -#ifndef __COMPRESS_RANGECODER_BIT_TREE_H -#define __COMPRESS_RANGECODER_BIT_TREE_H - -#include "RangeCoderBit.h" -#include "RangeCoderOpt.h" - -namespace NCompress { -namespace NRangeCoder { - -template <int numMoveBits, int NumBitLevels> -class CBitTreeEncoder -{ - CBitEncoder<numMoveBits> Models[1 << NumBitLevels]; -public: - void Init() - { - for(UInt32 i = 1; i < (1 << NumBitLevels); i++) - Models[i].Init(); - } - void Encode(CEncoder *rangeEncoder, UInt32 symbol) - { - UInt32 modelIndex = 1; - for (int bitIndex = NumBitLevels; bitIndex != 0 ;) - { - bitIndex--; - UInt32 bit = (symbol >> bitIndex) & 1; - Models[modelIndex].Encode(rangeEncoder, bit); - modelIndex = (modelIndex << 1) | bit; - } - }; - void ReverseEncode(CEncoder *rangeEncoder, UInt32 symbol) - { - UInt32 modelIndex = 1; - for (int i = 0; i < NumBitLevels; i++) - { - UInt32 bit = symbol & 1; - Models[modelIndex].Encode(rangeEncoder, bit); - modelIndex = (modelIndex << 1) | bit; - symbol >>= 1; - } - } - UInt32 GetPrice(UInt32 symbol) const - { - symbol |= (1 << NumBitLevels); - UInt32 price = 0; - while (symbol != 1) - { - price += Models[symbol >> 1].GetPrice(symbol & 1); - symbol >>= 1; - } - return price; - } - UInt32 ReverseGetPrice(UInt32 symbol) const - { - UInt32 price = 0; - UInt32 modelIndex = 1; - for (int i = NumBitLevels; i != 0; i--) - { - UInt32 bit = symbol & 1; - symbol >>= 1; - price += Models[modelIndex].GetPrice(bit); - modelIndex = (modelIndex << 1) | bit; - } - return price; - } -}; - -template <int numMoveBits, int NumBitLevels> -class CBitTreeDecoder -{ - CBitDecoder<numMoveBits> Models[1 << NumBitLevels]; -public: - void Init() - { - for(UInt32 i = 1; i < (1 << NumBitLevels); i++) - Models[i].Init(); - } - UInt32 Decode(CDecoder *rangeDecoder) - { - UInt32 modelIndex = 1; - RC_INIT_VAR - for(int bitIndex = NumBitLevels; bitIndex != 0; bitIndex--) - { - // modelIndex = (modelIndex << 1) + Models[modelIndex].Decode(rangeDecoder); - RC_GETBIT(numMoveBits, Models[modelIndex].Prob, modelIndex) - } - RC_FLUSH_VAR - return modelIndex - (1 << NumBitLevels); - }; - UInt32 ReverseDecode(CDecoder *rangeDecoder) - { - UInt32 modelIndex = 1; - UInt32 symbol = 0; - RC_INIT_VAR - for(int bitIndex = 0; bitIndex < NumBitLevels; bitIndex++) - { - // UInt32 bit = Models[modelIndex].Decode(rangeDecoder); - // modelIndex <<= 1; - // modelIndex += bit; - // symbol |= (bit << bitIndex); - RC_GETBIT2(numMoveBits, Models[modelIndex].Prob, modelIndex, ; , symbol |= (1 << bitIndex)) - } - RC_FLUSH_VAR - return symbol; - } -}; - -template <int numMoveBits> -void ReverseBitTreeEncode(CBitEncoder<numMoveBits> *Models, - CEncoder *rangeEncoder, int NumBitLevels, UInt32 symbol) -{ - UInt32 modelIndex = 1; - for (int i = 0; i < NumBitLevels; i++) - { - UInt32 bit = symbol & 1; - Models[modelIndex].Encode(rangeEncoder, bit); - modelIndex = (modelIndex << 1) | bit; - symbol >>= 1; - } -} - -template <int numMoveBits> -UInt32 ReverseBitTreeGetPrice(CBitEncoder<numMoveBits> *Models, - UInt32 NumBitLevels, UInt32 symbol) -{ - UInt32 price = 0; - UInt32 modelIndex = 1; - for (int i = NumBitLevels; i != 0; i--) - { - UInt32 bit = symbol & 1; - symbol >>= 1; - price += Models[modelIndex].GetPrice(bit); - modelIndex = (modelIndex << 1) | bit; - } - return price; -} - -template <int numMoveBits> -UInt32 ReverseBitTreeDecode(CBitDecoder<numMoveBits> *Models, - CDecoder *rangeDecoder, int NumBitLevels) -{ - UInt32 modelIndex = 1; - UInt32 symbol = 0; - RC_INIT_VAR - for(int bitIndex = 0; bitIndex < NumBitLevels; bitIndex++) - { - // UInt32 bit = Models[modelIndex].Decode(rangeDecoder); - // modelIndex <<= 1; - // modelIndex += bit; - // symbol |= (bit << bitIndex); - RC_GETBIT2(numMoveBits, Models[modelIndex].Prob, modelIndex, ; , symbol |= (1 << bitIndex)) - } - RC_FLUSH_VAR - return symbol; -} - -}} - -#endif diff --git a/util/cbfstool/lzma/C/7zip/Compress/RangeCoder/RangeCoderOpt.h b/util/cbfstool/lzma/C/7zip/Compress/RangeCoder/RangeCoderOpt.h deleted file mode 100644 index 5779277635..0000000000 --- a/util/cbfstool/lzma/C/7zip/Compress/RangeCoder/RangeCoderOpt.h +++ /dev/null @@ -1,31 +0,0 @@ -// Compress/RangeCoder/RangeCoderOpt.h - -#ifndef __COMPRESS_RANGECODER_OPT_H -#define __COMPRESS_RANGECODER_OPT_H - -#define RC_INIT_VAR \ - UInt32 range = rangeDecoder->Range; \ - UInt32 code = rangeDecoder->Code; - -#define RC_FLUSH_VAR \ - rangeDecoder->Range = range; \ - rangeDecoder->Code = code; - -#define RC_NORMALIZE \ - if (range < NCompress::NRangeCoder::kTopValue) \ - { code = (code << 8) | rangeDecoder->Stream.ReadByte(); range <<= 8; } - -#define RC_GETBIT2(numMoveBits, prob, mi, A0, A1) \ - { UInt32 bound = (range >> NCompress::NRangeCoder::kNumBitModelTotalBits) * prob; \ - if (code < bound) \ - { A0; range = bound; \ - prob += (NCompress::NRangeCoder::kBitModelTotal - prob) >> numMoveBits; \ - mi <<= 1; } \ - else \ - { A1; range -= bound; code -= bound; prob -= (prob) >> numMoveBits; \ - mi = (mi + mi) + 1; }} \ - RC_NORMALIZE - -#define RC_GETBIT(numMoveBits, prob, mi) RC_GETBIT2(numMoveBits, prob, mi, ; , ;) - -#endif diff --git a/util/cbfstool/lzma/C/7zip/Compress/RangeCoder/StdAfx.h b/util/cbfstool/lzma/C/7zip/Compress/RangeCoder/StdAfx.h deleted file mode 100644 index b637fd4007..0000000000 --- a/util/cbfstool/lzma/C/7zip/Compress/RangeCoder/StdAfx.h +++ /dev/null @@ -1,6 +0,0 @@ -// StdAfx.h - -#ifndef __STDAFX_H -#define __STDAFX_H - -#endif |