1e4dda9710
Task-number:QTMOBILITY-1606 Reviewed-by: Michael Goddard (cherry picked from commit bdf3a9b39661cfb836245139d02e95e854646a7e) (cherry picked from commit 8d2370953eb32bf44a037244e0d9f9b484875f7a) Change-Id: I07790b8c540a04e4e19a3d018a4884a773e980bf Reviewed-on: http://codereview.qt.nokia.com/2086 Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com> Reviewed-by: Ling Hu <ling.hu@nokia.com>
107 lines
2.9 KiB
C++
107 lines
2.9 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the Qt Mobility Components.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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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, Nokia gives you certain additional
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** rights. These rights are described in the Nokia 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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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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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 SOURCERESOLVER_H
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#define SOURCERESOLVER_H
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#include "mfstream.h"
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#include "qmediaresource.h"
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class SourceResolver: public QObject, public IMFAsyncCallback
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{
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Q_OBJECT
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public:
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SourceResolver(QObject *parent);
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~SourceResolver();
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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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HRESULT STDMETHODCALLTYPE Invoke(IMFAsyncResult *pAsyncResult);
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HRESULT STDMETHODCALLTYPE GetParameters(DWORD*, DWORD*);
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void load(QMediaResourceList& resources, QIODevice* stream);
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void cancel();
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void shutdown();
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IMFMediaSource* mediaSource() const;
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Q_SIGNALS:
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void error(long hr);
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void mediaSourceReady();
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private:
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class State : public IUnknown
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{
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public:
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State(IMFSourceResolver *sourceResolver, bool fromStream);
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~State();
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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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IMFSourceResolver* sourceResolver() const;
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bool fromStream() const;
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private:
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long m_cRef;
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IMFSourceResolver *m_sourceResolver;
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bool m_fromStream;
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};
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long m_cRef;
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IUnknown *m_cancelCookie;
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IMFSourceResolver *m_sourceResolver;
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IMFMediaSource *m_mediaSource;
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MFStream *m_stream;
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QMutex m_mutex;
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};
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#endif
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