1 files changed, 53 insertions, 0 deletions

diff --git a/CPP/7zip/Common/ProgressMt.cpp b/CPP/7zip/Common/ProgressMt.cpp
new file mode 100644
index 0000000..c2714a2
--- /dev/null
+++ b/CPP/7zip/Common/ProgressMt.cpp
@@ -0,0 +1,53 @@
+// ProgressMt.h
+
+#include "StdAfx.h"
+
+#include "ProgressMt.h"
+
+void CMtCompressProgressMixer::Init(unsigned numItems, ICompressProgressInfo *progress)
+{
+  NWindows::NSynchronization::CCriticalSectionLock lock(CriticalSection);
+  InSizes.Clear();
+  OutSizes.Clear();
+  for (unsigned i = 0; i < numItems; i++)
+  {
+    InSizes.Add(0);
+    OutSizes.Add(0);
+  }
+  TotalInSize = 0;
+  TotalOutSize = 0;
+  _progress = progress;
+}
+
+void CMtCompressProgressMixer::Reinit(unsigned index)
+{
+  NWindows::NSynchronization::CCriticalSectionLock lock(CriticalSection);
+  InSizes[index] = 0;
+  OutSizes[index] = 0;
+}
+
+HRESULT CMtCompressProgressMixer::SetRatioInfo(unsigned index, const UInt64 *inSize, const UInt64 *outSize)
+{
+  NWindows::NSynchronization::CCriticalSectionLock lock(CriticalSection);
+  if (inSize)
+  {
+    UInt64 diff = *inSize - InSizes[index];
+    InSizes[index] = *inSize;
+    TotalInSize += diff;
+  }
+  if (outSize)
+  {
+    UInt64 diff = *outSize - OutSizes[index];
+    OutSizes[index] = *outSize;
+    TotalOutSize += diff;
+  }
+  if (_progress)
+    return _progress->SetRatioInfo(&TotalInSize, &TotalOutSize);
+  return S_OK;
+}
+
+
+STDMETHODIMP CMtCompressProgress::SetRatioInfo(const UInt64 *inSize, const UInt64 *outSize)
+{
+  return _progress->SetRatioInfo(_index, inSize, outSize);
+}