michael@0: // CoderMixer2.cpp
michael@0: 
michael@0: #include "StdAfx.h"
michael@0: 
michael@0: #include "CoderMixer2.h"
michael@0: 
michael@0: namespace NCoderMixer2 {
michael@0: 
michael@0: CBindReverseConverter::CBindReverseConverter(const CBindInfo &srcBindInfo):
michael@0:   _srcBindInfo(srcBindInfo)
michael@0: {
michael@0:   srcBindInfo.GetNumStreams(NumSrcInStreams, _numSrcOutStreams);
michael@0: 
michael@0:   UInt32  j;
michael@0:   for (j = 0; j < NumSrcInStreams; j++)
michael@0:   {
michael@0:     _srcInToDestOutMap.Add(0);
michael@0:     DestOutToSrcInMap.Add(0);
michael@0:   }
michael@0:   for (j = 0; j < _numSrcOutStreams; j++)
michael@0:   {
michael@0:     _srcOutToDestInMap.Add(0);
michael@0:     _destInToSrcOutMap.Add(0);
michael@0:   }
michael@0: 
michael@0:   UInt32 destInOffset = 0;
michael@0:   UInt32 destOutOffset = 0;
michael@0:   UInt32 srcInOffset = NumSrcInStreams;
michael@0:   UInt32 srcOutOffset = _numSrcOutStreams;
michael@0: 
michael@0:   for (int i = srcBindInfo.Coders.Size() - 1; i >= 0; i--)
michael@0:   {
michael@0:     const CCoderStreamsInfo &srcCoderInfo = srcBindInfo.Coders[i];
michael@0: 
michael@0:     srcInOffset -= srcCoderInfo.NumInStreams;
michael@0:     srcOutOffset -= srcCoderInfo.NumOutStreams;
michael@0:     
michael@0:     UInt32 j;
michael@0:     for (j = 0; j < srcCoderInfo.NumInStreams; j++, destOutOffset++)
michael@0:     {
michael@0:       UInt32 index = srcInOffset + j;
michael@0:       _srcInToDestOutMap[index] = destOutOffset;
michael@0:       DestOutToSrcInMap[destOutOffset] = index;
michael@0:     }
michael@0:     for (j = 0; j < srcCoderInfo.NumOutStreams; j++, destInOffset++)
michael@0:     {
michael@0:       UInt32 index = srcOutOffset + j;
michael@0:       _srcOutToDestInMap[index] = destInOffset;
michael@0:       _destInToSrcOutMap[destInOffset] = index;
michael@0:     }
michael@0:   }
michael@0: }
michael@0: 
michael@0: void CBindReverseConverter::CreateReverseBindInfo(CBindInfo &destBindInfo)
michael@0: {
michael@0:   destBindInfo.Coders.Clear();
michael@0:   destBindInfo.BindPairs.Clear();
michael@0:   destBindInfo.InStreams.Clear();
michael@0:   destBindInfo.OutStreams.Clear();
michael@0: 
michael@0:   int i;
michael@0:   for (i = _srcBindInfo.Coders.Size() - 1; i >= 0; i--)
michael@0:   {
michael@0:     const CCoderStreamsInfo &srcCoderInfo = _srcBindInfo.Coders[i];
michael@0:     CCoderStreamsInfo destCoderInfo;
michael@0:     destCoderInfo.NumInStreams = srcCoderInfo.NumOutStreams;
michael@0:     destCoderInfo.NumOutStreams = srcCoderInfo.NumInStreams;
michael@0:     destBindInfo.Coders.Add(destCoderInfo);
michael@0:   }
michael@0:   for (i = _srcBindInfo.BindPairs.Size() - 1; i >= 0; i--)
michael@0:   {
michael@0:     const CBindPair &srcBindPair = _srcBindInfo.BindPairs[i];
michael@0:     CBindPair destBindPair;
michael@0:     destBindPair.InIndex = _srcOutToDestInMap[srcBindPair.OutIndex];
michael@0:     destBindPair.OutIndex = _srcInToDestOutMap[srcBindPair.InIndex];
michael@0:     destBindInfo.BindPairs.Add(destBindPair);
michael@0:   }
michael@0:   for (i = 0; i < _srcBindInfo.InStreams.Size(); i++)
michael@0:     destBindInfo.OutStreams.Add(_srcInToDestOutMap[_srcBindInfo.InStreams[i]]);
michael@0:   for (i = 0; i < _srcBindInfo.OutStreams.Size(); i++)
michael@0:     destBindInfo.InStreams.Add(_srcOutToDestInMap[_srcBindInfo.OutStreams[i]]);
michael@0: }
michael@0: 
michael@0: CCoderInfo::CCoderInfo(UInt32 numInStreams, UInt32 numOutStreams): 
michael@0:     NumInStreams(numInStreams),
michael@0:     NumOutStreams(numOutStreams)
michael@0: {
michael@0:   InSizes.Reserve(NumInStreams);
michael@0:   InSizePointers.Reserve(NumInStreams);
michael@0:   OutSizePointers.Reserve(NumOutStreams);
michael@0:   OutSizePointers.Reserve(NumOutStreams);
michael@0: }
michael@0: 
michael@0: static void SetSizes(const UInt64 **srcSizes, CRecordVector<UInt64> &sizes, 
michael@0:     CRecordVector<const UInt64 *> &sizePointers, UInt32 numItems)
michael@0: {
michael@0:   sizes.Clear();
michael@0:   sizePointers.Clear();
michael@0:   for(UInt32 i = 0; i < numItems; i++)
michael@0:   {
michael@0:     if (srcSizes == 0 || srcSizes[i] == NULL)
michael@0:     {
michael@0:       sizes.Add(0);
michael@0:       sizePointers.Add(NULL);
michael@0:     }
michael@0:     else
michael@0:     {
michael@0:       sizes.Add(*srcSizes[i]);
michael@0:       sizePointers.Add(&sizes.Back());
michael@0:     }
michael@0:   }
michael@0: }
michael@0: 
michael@0: void CCoderInfo::SetCoderInfo(const UInt64 **inSizes,
michael@0:       const UInt64 **outSizes)
michael@0: {
michael@0:   SetSizes(inSizes, InSizes, InSizePointers, NumInStreams);
michael@0:   SetSizes(outSizes, OutSizes, OutSizePointers, NumOutStreams);
michael@0: }
michael@0: 
michael@0: }