4.44 beta

CPP/7zip/Archive/Common/CoderLoader.cpp

@@ -0,0 +1,31 @@
+// CoderLoader.cpp
+
+#include "StdAfx.h"
+
+#include "CoderLoader.h"
+#include "FilterCoder.h"
+
+HRESULT CCoderLibrary::CreateCoderSpec(REFGUID clsID, ICompressCoder **coder)
+{
+  HRESULT result = CreateObject(clsID, IID_ICompressCoder, (void **)coder);
+  if (result == S_OK || result != E_NOINTERFACE)
+    return result;
+  CMyComPtr<ICompressFilter> filter;
+  RINOK(CreateObject(clsID, IID_ICompressFilter, (void **)&filter));
+  CFilterCoder *filterCoderSpec = new CFilterCoder;
+  CMyComPtr<ICompressCoder> filterCoder = filterCoderSpec;
+  filterCoderSpec->Filter = filter;
+  *coder = filterCoder.Detach();
+  return S_OK;
+}
+
+
+HRESULT CCoderLibrary::LoadAndCreateCoderSpec(LPCTSTR filePath, REFGUID clsID, ICompressCoder **coder)
+{
+  CCoderLibrary libTemp;
+  if (!libTemp.Load(filePath))
+    return GetLastError();
+  RINOK(libTemp.CreateCoderSpec(clsID, coder));
+  Attach(libTemp.Detach());
+  return S_OK;
+}