It also applies to QGraphicsVideoItem when used on a GL viewport. We now have a new video sink that is based on Microsoft's EVR sink, we just replace the default Presenter with our own. Frames are rendered into D3D surfaces using DXVA, then copied into a shared D3D/EGL surface and finally bound to a GL texture to be used by the video surface. The shared D3D/EGL surface is a feature provided by ANGLE and therefore Qt must be compiled with ANGLE for this new video sink to be compiled and used. Change-Id: I0b7b9968eed5488f9ef1a2dcca5213bd0af232ab Reviewed-by: Yoann Lopes <yoann.lopes@digia.com>
217 lines
6.5 KiB
C++
217 lines
6.5 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef MFACTIVATE_H
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#define MFACTIVATE_H
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#include "mfglobal.h"
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#include <mfidl.h>
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class MFAbstractActivate : public IMFActivate
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{
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public:
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explicit MFAbstractActivate();
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virtual ~MFAbstractActivate();
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//from IUnknown
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STDMETHODIMP QueryInterface(REFIID riid, LPVOID *ppvObject);
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STDMETHODIMP_(ULONG) AddRef(void);
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STDMETHODIMP_(ULONG) Release(void);
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//from IMFAttributes
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STDMETHODIMP GetItem(REFGUID guidKey, PROPVARIANT *pValue)
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{
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return m_attributes->GetItem(guidKey, pValue);
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}
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STDMETHODIMP GetItemType(REFGUID guidKey, MF_ATTRIBUTE_TYPE *pType)
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{
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return m_attributes->GetItemType(guidKey, pType);
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}
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STDMETHODIMP CompareItem(REFGUID guidKey, REFPROPVARIANT Value, BOOL *pbResult)
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{
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return m_attributes->CompareItem(guidKey, Value, pbResult);
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}
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STDMETHODIMP Compare(IMFAttributes *pTheirs, MF_ATTRIBUTES_MATCH_TYPE MatchType, BOOL *pbResult)
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{
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return m_attributes->Compare(pTheirs, MatchType, pbResult);
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}
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STDMETHODIMP GetUINT32(REFGUID guidKey, UINT32 *punValue)
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{
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return m_attributes->GetUINT32(guidKey, punValue);
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}
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STDMETHODIMP GetUINT64(REFGUID guidKey, UINT64 *punValue)
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{
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return m_attributes->GetUINT64(guidKey, punValue);
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}
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STDMETHODIMP GetDouble(REFGUID guidKey, double *pfValue)
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{
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return m_attributes->GetDouble(guidKey, pfValue);
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}
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STDMETHODIMP GetGUID(REFGUID guidKey, GUID *pguidValue)
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{
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return m_attributes->GetGUID(guidKey, pguidValue);
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}
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STDMETHODIMP GetStringLength(REFGUID guidKey, UINT32 *pcchLength)
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{
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return m_attributes->GetStringLength(guidKey, pcchLength);
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}
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STDMETHODIMP GetString(REFGUID guidKey, LPWSTR pwszValue, UINT32 cchBufSize, UINT32 *pcchLength)
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{
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return m_attributes->GetString(guidKey, pwszValue, cchBufSize, pcchLength);
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}
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STDMETHODIMP GetAllocatedString(REFGUID guidKey, LPWSTR *ppwszValue, UINT32 *pcchLength)
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{
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return m_attributes->GetAllocatedString(guidKey, ppwszValue, pcchLength);
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}
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STDMETHODIMP GetBlobSize(REFGUID guidKey, UINT32 *pcbBlobSize)
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{
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return m_attributes->GetBlobSize(guidKey, pcbBlobSize);
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}
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STDMETHODIMP GetBlob(REFGUID guidKey, UINT8 *pBuf, UINT32 cbBufSize, UINT32 *pcbBlobSize)
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{
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return m_attributes->GetBlob(guidKey, pBuf, cbBufSize, pcbBlobSize);
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}
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STDMETHODIMP GetAllocatedBlob(REFGUID guidKey, UINT8 **ppBuf, UINT32 *pcbSize)
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{
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return m_attributes->GetAllocatedBlob(guidKey, ppBuf, pcbSize);
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}
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STDMETHODIMP GetUnknown(REFGUID guidKey, REFIID riid, LPVOID *ppv)
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{
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return m_attributes->GetUnknown(guidKey, riid, ppv);
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}
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STDMETHODIMP SetItem(REFGUID guidKey, REFPROPVARIANT Value)
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{
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return m_attributes->SetItem(guidKey, Value);
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}
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STDMETHODIMP DeleteItem(REFGUID guidKey)
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{
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return m_attributes->DeleteItem(guidKey);
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}
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STDMETHODIMP DeleteAllItems()
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{
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return m_attributes->DeleteAllItems();
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}
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STDMETHODIMP SetUINT32(REFGUID guidKey, UINT32 unValue)
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{
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return m_attributes->SetUINT32(guidKey, unValue);
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}
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STDMETHODIMP SetUINT64(REFGUID guidKey, UINT64 unValue)
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{
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return m_attributes->SetUINT64(guidKey, unValue);
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}
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STDMETHODIMP SetDouble(REFGUID guidKey, double fValue)
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{
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return m_attributes->SetDouble(guidKey, fValue);
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}
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STDMETHODIMP SetGUID(REFGUID guidKey, REFGUID guidValue)
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{
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return m_attributes->SetGUID(guidKey, guidValue);
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}
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STDMETHODIMP SetString(REFGUID guidKey, LPCWSTR wszValue)
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{
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return m_attributes->SetString(guidKey, wszValue);
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}
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STDMETHODIMP SetBlob(REFGUID guidKey, const UINT8 *pBuf, UINT32 cbBufSize)
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{
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return m_attributes->SetBlob(guidKey, pBuf, cbBufSize);
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}
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STDMETHODIMP SetUnknown(REFGUID guidKey, IUnknown *pUnknown)
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{
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return m_attributes->SetUnknown(guidKey, pUnknown);
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}
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STDMETHODIMP LockStore()
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{
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return m_attributes->LockStore();
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}
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STDMETHODIMP UnlockStore()
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{
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return m_attributes->UnlockStore();
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}
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STDMETHODIMP GetCount(UINT32 *pcItems)
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{
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return m_attributes->GetCount(pcItems);
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}
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STDMETHODIMP GetItemByIndex(UINT32 unIndex, GUID *pguidKey, PROPVARIANT *pValue)
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{
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return m_attributes->GetItemByIndex(unIndex, pguidKey, pValue);
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}
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STDMETHODIMP CopyAllItems(IMFAttributes *pDest)
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{
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return m_attributes->CopyAllItems(pDest);
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}
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private:
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IMFAttributes *m_attributes;
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ULONG m_cRef;
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};
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#endif // MFACTIVATE_H
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