Mercurial > vba-linux

     1 // CoderMixer2MT.cpp

     2 

     3 #include "StdAfx.h"

     4 

     5 #include "CoderMixer2MT.h"

     6 

     7 namespace NCoderMixer {

     8 

     9 CCoder2::CCoder2(UInt32 numInStreams, UInt32 numOutStreams):

    10     CCoderInfo2(numInStreams, numOutStreams)

    11 {

    12   InStreams.Reserve(NumInStreams);

    13   InStreamPointers.Reserve(NumInStreams);

    14   OutStreams.Reserve(NumOutStreams);

    15   OutStreamPointers.Reserve(NumOutStreams);

    16 }

    17 

    18 void CCoder2::Execute() { Code(NULL); }

    19 

    20 void CCoder2::Code(ICompressProgressInfo *progress)

    21 {

    22   InStreamPointers.Clear();

    23   OutStreamPointers.Clear();

    24   UInt32 i;

    25   for (i = 0; i < NumInStreams; i++)

    26   {

    27     if (InSizePointers[i] != NULL)

    28       InSizePointers[i] = &InSizes[i];

    29     InStreamPointers.Add((ISequentialInStream *)InStreams[i]);

    30   }

    31   for (i = 0; i < NumOutStreams; i++)

    32   {

    33     if (OutSizePointers[i] != NULL)

    34       OutSizePointers[i] = &OutSizes[i];

    35     OutStreamPointers.Add((ISequentialOutStream *)OutStreams[i]);

    36   }

    37   if (Coder)

    38     Result = Coder->Code(InStreamPointers[0], OutStreamPointers[0],

    39         InSizePointers[0], OutSizePointers[0], progress);

    40   else

    41     Result = Coder2->Code(&InStreamPointers.Front(), &InSizePointers.Front(), NumInStreams,

    42       &OutStreamPointers.Front(), &OutSizePointers.Front(), NumOutStreams, progress);

    43   {

    44     int i;

    45     for (i = 0; i < InStreams.Size(); i++)

    46       InStreams[i].Release();

    47     for (i = 0; i < OutStreams.Size(); i++)

    48       OutStreams[i].Release();

    49   }

    50 }

    51 

    52 static void SetSizes(const UInt64 **srcSizes, CRecordVector<UInt64> &sizes,

    53     CRecordVector<const UInt64 *> &sizePointers, UInt32 numItems)

    54 {

    55   sizes.Clear();

    56   sizePointers.Clear();

    57   for(UInt32 i = 0; i < numItems; i++)

    58   {

    59     if (srcSizes == 0 || srcSizes[i] == NULL)

    60     {

    61       sizes.Add(0);

    62       sizePointers.Add(NULL);

    63     }

    64     else

    65     {

    66       sizes.Add(*srcSizes[i]);

    67       sizePointers.Add(&sizes.Back());

    68     }

    69   }

    70 }

    71 

    72 

    73 void CCoder2::SetCoderInfo(const UInt64 **inSizes, const UInt64 **outSizes)

    74 {

    75   SetSizes(inSizes, InSizes, InSizePointers, NumInStreams);

    76   SetSizes(outSizes, OutSizes, OutSizePointers, NumOutStreams);

    77 }

    78 

    79 //////////////////////////////////////

    80 // CCoderMixer2MT

    81 

    82 HRESULT CCoderMixer2MT::SetBindInfo(const CBindInfo &bindInfo)

    83 {

    84   _bindInfo = bindInfo;

    85   _streamBinders.Clear();

    86   for(int i = 0; i < _bindInfo.BindPairs.Size(); i++)

    87   {

    88     _streamBinders.Add(CStreamBinder());

    89     RINOK(_streamBinders.Back().CreateEvents());

    90   }

    91   return S_OK;

    92 }

    93 

    94 void CCoderMixer2MT::AddCoderCommon()

    95 {

    96   const CCoderStreamsInfo &c = _bindInfo.Coders[_coders.Size()];

    97   CCoder2 threadCoderInfo(c.NumInStreams, c.NumOutStreams);

    98   _coders.Add(threadCoderInfo);

    99 }

   100 

   101 void CCoderMixer2MT::AddCoder(ICompressCoder *coder)

   102 {

   103   AddCoderCommon();

   104   _coders.Back().Coder = coder;

   105 }

   106 

   107 void CCoderMixer2MT::AddCoder2(ICompressCoder2 *coder)

   108 {

   109   AddCoderCommon();

   110   _coders.Back().Coder2 = coder;

   111 }

   112 

   113 

   114 void CCoderMixer2MT::ReInit()

   115 {

   116   for(int i = 0; i < _streamBinders.Size(); i++)

   117     _streamBinders[i].ReInit();

   118 }

   119 

   120 

   121 HRESULT CCoderMixer2MT::Init(ISequentialInStream **inStreams, ISequentialOutStream **outStreams)

   122 {

   123   /*

   124   if (_coders.Size() != _bindInfo.Coders.Size())

   125     throw 0;

   126   */

   127   int i;

   128   for(i = 0; i < _coders.Size(); i++)

   129   {

   130     CCoder2 &coderInfo = _coders[i];

   131     const CCoderStreamsInfo &coderStreamsInfo = _bindInfo.Coders[i];

   132     coderInfo.InStreams.Clear();

   133     UInt32 j;

   134     for(j = 0; j < coderStreamsInfo.NumInStreams; j++)

   135       coderInfo.InStreams.Add(NULL);

   136     coderInfo.OutStreams.Clear();

   137     for(j = 0; j < coderStreamsInfo.NumOutStreams; j++)

   138       coderInfo.OutStreams.Add(NULL);

   139   }

   140 

   141   for(i = 0; i < _bindInfo.BindPairs.Size(); i++)

   142   {

   143     const CBindPair &bindPair = _bindInfo.BindPairs[i];

   144     UInt32 inCoderIndex, inCoderStreamIndex;

   145     UInt32 outCoderIndex, outCoderStreamIndex;

   146     _bindInfo.FindInStream(bindPair.InIndex, inCoderIndex, inCoderStreamIndex);

   147     _bindInfo.FindOutStream(bindPair.OutIndex, outCoderIndex, outCoderStreamIndex);

   148 

   149     _streamBinders[i].CreateStreams(

   150         &_coders[inCoderIndex].InStreams[inCoderStreamIndex],

   151         &_coders[outCoderIndex].OutStreams[outCoderStreamIndex]);

   152   }

   153 

   154   for(i = 0; i < _bindInfo.InStreams.Size(); i++)

   155   {

   156     UInt32 inCoderIndex, inCoderStreamIndex;

   157     _bindInfo.FindInStream(_bindInfo.InStreams[i], inCoderIndex, inCoderStreamIndex);

   158     _coders[inCoderIndex].InStreams[inCoderStreamIndex] = inStreams[i];

   159   }

   160   

   161   for(i = 0; i < _bindInfo.OutStreams.Size(); i++)

   162   {

   163     UInt32 outCoderIndex, outCoderStreamIndex;

   164     _bindInfo.FindOutStream(_bindInfo.OutStreams[i], outCoderIndex, outCoderStreamIndex);

   165     _coders[outCoderIndex].OutStreams[outCoderStreamIndex] = outStreams[i];

   166   }

   167   return S_OK;

   168 }

   169 

   170 HRESULT CCoderMixer2MT::ReturnIfError(HRESULT code)

   171 {

   172   for (int i = 0; i < _coders.Size(); i++)

   173     if (_coders[i].Result == code)

   174       return code;

   175   return S_OK;

   176 }

   177 

   178 STDMETHODIMP CCoderMixer2MT::Code(ISequentialInStream **inStreams,

   179       const UInt64 ** /* inSizes */,

   180       UInt32 numInStreams,

   181       ISequentialOutStream **outStreams,

   182       const UInt64 ** /* outSizes */,

   183       UInt32 numOutStreams,

   184       ICompressProgressInfo *progress)

   185 {

   186   if (numInStreams != (UInt32)_bindInfo.InStreams.Size() ||

   187       numOutStreams != (UInt32)_bindInfo.OutStreams.Size())

   188     return E_INVALIDARG;

   189 

   190   Init(inStreams, outStreams);

   191 

   192   int i;

   193   for (i = 0; i < _coders.Size(); i++)

   194     if (i != _progressCoderIndex)

   195     {

   196       RINOK(_coders[i].Create());

   197     }

   198 

   199   for (i = 0; i < _coders.Size(); i++)

   200     if (i != _progressCoderIndex)

   201       _coders[i].Start();

   202 

   203   _coders[_progressCoderIndex].Code(progress);

   204 

   205   for (i = 0; i < _coders.Size(); i++)

   206     if (i != _progressCoderIndex)

   207       _coders[i].WaitFinish();

   208 

   209   RINOK(ReturnIfError(E_ABORT));

   210   RINOK(ReturnIfError(E_OUTOFMEMORY));

   211 

   212   for (i = 0; i < _coders.Size(); i++)

   213   {

   214     HRESULT result = _coders[i].Result;

   215     if (result != S_OK && result != E_FAIL && result != S_FALSE)

   216       return result;

   217   }

   218 

   219   RINOK(ReturnIfError(S_FALSE));

   220 

   221   for (i = 0; i < _coders.Size(); i++)

   222   {

   223     HRESULT result = _coders[i].Result;

   224     if (result != S_OK)

   225       return result;

   226   }

   227   return S_OK;

   228 }

   229 

   230 }
author	Robert McIntyre <rlm@mit.edu>
date	Sat, 03 Mar 2012 10:31:27 -0600
parents
children