1 files changed, 191 insertions, 0 deletions
diff --git a/AVStream/avscamera/mft0/dllmain.cpp b/AVStream/avscamera/mft0/dllmain.cpp
new file mode 100644
index 00000000..5eda92dc
--- /dev/null
+++ b/AVStream/avscamera/mft0/dllmain.cpp
@@ -0,0 +1,191 @@
+/**************************************************************************
+
+    A/V Stream Camera Sample
+
+    Copyright (c) 2014, Microsoft Corporation.
+
+    File:
+
+        dllmain.cpp
+
+    Abstract:
+
+        DLL and COM initialization.
+
+    History:
+
+        created 5/15/2014
+
+**************************************************************************/
+//// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
+//// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
+//// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
+//// PARTICULAR PURPOSE.
+////
+//// Copyright (c) Microsoft Corporation. All rights reserved
+
+
+#include "stdafx.h"
+#include "Mft0.h"
+#include "Mft0clsid.h"
+#include "Mft0Impl.h"
+#include <wrl\module.h>
+
+using namespace Microsoft::WRL;
+
+// Module Ref count
+volatile ULONG  g_cRefModule = 0;
+
+// Handle to the DLL's module
+HMODULE g_hModule = NULL;
+
+ULONG DllAddRef()
+{
+    return InterlockedIncrement(&g_cRefModule);
+}
+
+ULONG DllRelease()
+{
+    return InterlockedDecrement(&g_cRefModule);
+}
+
+class CClassFactory : public IClassFactory
+{
+public:
+    static HRESULT CreateInstance(
+        REFCLSID clsid,
+        REFIID   riid,
+        _COM_Outptr_ void **ppv
+    )
+    {
+        *ppv = NULL;
+
+        HRESULT hr = CLASS_E_CLASSNOTAVAILABLE;
+
+        if(IsEqualGUID(clsid, CLSID_AvsCamMft0))
+        {
+            IClassFactory *pClassFactory = new (std::nothrow) CClassFactory();
+            if(!pClassFactory)
+            {
+                return E_OUTOFMEMORY;
+            }
+            hr = pClassFactory->QueryInterface(riid, ppv);
+            pClassFactory->Release();
+        }
+        return hr;
+    }
+
+    //IUnknown methods
+    IFACEMETHODIMP QueryInterface(REFIID riid, void **ppvObject)
+    {
+        HRESULT hr = S_OK;
+
+        if(ppvObject == NULL)
+        {
+            return E_POINTER;
+        }
+
+        if(riid == IID_IUnknown)
+        {
+            *ppvObject = (IUnknown*)this;
+        }
+        else if(riid == IID_IClassFactory)
+        {
+            *ppvObject = (IClassFactory*)this;
+        }
+        else 
+        {
+            *ppvObject = NULL;
+            return E_NOINTERFACE;
+        }
+
+        AddRef();
+
+        return hr;
+    }
+
+    IFACEMETHODIMP_(ULONG) AddRef()
+    {
+        return InterlockedIncrement(&m_cRef);
+    }
+
+    IFACEMETHODIMP_(ULONG) Release()
+    {
+        long cRef = InterlockedDecrement(&m_cRef);
+        if(cRef == 0)
+        {
+            delete this;
+        }
+        return cRef;
+    }
+
+    //IClassFactory Methods
+    IFACEMETHODIMP CreateInstance(_In_ IUnknown *punkOuter, _In_ REFIID riid, _Outptr_ void **ppv)
+    {
+        return punkOuter ? CLASS_E_NOAGGREGATION : MFT0CreateInstance(riid, ppv);
+    }
+
+    IFACEMETHODIMP LockServer(BOOL fLock)
+    {
+        if(fLock)
+        {
+            DllAddRef();
+        }
+        else
+        {
+            DllRelease();
+        }
+        return S_OK;
+    }
+
+private:
+    CClassFactory() :
+        m_cRef(1)
+    {
+        DllAddRef();
+    }
+
+    ~CClassFactory()
+    {
+        DllRelease();
+    }
+
+    long m_cRef;
+};
+
+
+
+
+STDAPI_(BOOL) DllMain(_In_opt_ HINSTANCE hinst, DWORD reason, _In_opt_ void *)
+{
+    if (reason == DLL_PROCESS_ATTACH)
+    {
+        g_hModule = (HMODULE)hinst;
+        DisableThreadLibraryCalls(hinst);
+    }
+    return TRUE;
+}
+
+//
+// DllCanUnloadNow
+//
+/////////////////////////////////////////////////////////////////////////
+STDAPI DllCanUnloadNow()
+{
+    return (g_cRefModule == 0) ? S_OK : S_FALSE;
+}
+
+/////////////////////////////////////////////////////////////////////////
+//
+// DllGetClassObject
+//
+/////////////////////////////////////////////////////////////////////////
+_Check_return_
+STDAPI  DllGetClassObject(
+    _In_        REFCLSID rclsid,
+    _In_        REFIID riid,
+    _Outptr_    LPVOID FAR *ppv
+)
+{
+    return CClassFactory::CreateInstance(rclsid, riid, ppv);
+}