74feb5d34e
Change-Id: Icbdd1bdae223192465b8c84faeb99b01be154275 Reviewed-on: http://codereview.qt.nokia.com/2605 Reviewed-by: Jason McDonald <jason.mcdonald@nokia.com> Reviewed-by: Michael Goddard <michael.goddard@nokia.com>
107 lines
3.1 KiB
C++
107 lines
3.1 KiB
C++
/****************************************************************************
|
|
**
|
|
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
|
|
** All rights reserved.
|
|
** Contact: Nokia Corporation (qt-info@nokia.com)
|
|
**
|
|
** This file is part of the Qt Mobility Components.
|
|
**
|
|
** $QT_BEGIN_LICENSE:LGPL$
|
|
** GNU Lesser General Public License Usage
|
|
** This file may be used under the terms of the GNU Lesser General Public
|
|
** License version 2.1 as published by the Free Software Foundation and
|
|
** appearing in the file LICENSE.LGPL included in the packaging of this
|
|
** file. Please review the following information to ensure the GNU Lesser
|
|
** General Public License version 2.1 requirements will be met:
|
|
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
|
|
**
|
|
** In addition, as a special exception, Nokia gives you certain additional
|
|
** rights. These rights are described in the Nokia Qt LGPL Exception
|
|
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
|
|
**
|
|
** GNU General Public License Usage
|
|
** Alternatively, this file may be used under the terms of the GNU General
|
|
** Public License version 3.0 as published by the Free Software Foundation
|
|
** and appearing in the file LICENSE.GPL included in the packaging of this
|
|
** file. Please review the following information to ensure the GNU General
|
|
** Public License version 3.0 requirements will be met:
|
|
** http://www.gnu.org/copyleft/gpl.html.
|
|
**
|
|
** Other Usage
|
|
** Alternatively, this file may be used in accordance with the terms and
|
|
** conditions contained in a signed written agreement between you and Nokia.
|
|
**
|
|
**
|
|
**
|
|
**
|
|
**
|
|
** $QT_END_LICENSE$
|
|
**
|
|
****************************************************************************/
|
|
|
|
#ifndef SOURCERESOLVER_H
|
|
#define SOURCERESOLVER_H
|
|
|
|
#include "mfstream.h"
|
|
#include "qmediaresource.h"
|
|
|
|
class SourceResolver: public QObject, public IMFAsyncCallback
|
|
{
|
|
Q_OBJECT
|
|
public:
|
|
SourceResolver(QObject *parent);
|
|
|
|
~SourceResolver();
|
|
|
|
STDMETHODIMP QueryInterface(REFIID riid, LPVOID *ppvObject);
|
|
STDMETHODIMP_(ULONG) AddRef(void);
|
|
STDMETHODIMP_(ULONG) Release(void);
|
|
|
|
HRESULT STDMETHODCALLTYPE Invoke(IMFAsyncResult *pAsyncResult);
|
|
|
|
HRESULT STDMETHODCALLTYPE GetParameters(DWORD*, DWORD*);
|
|
|
|
void load(QMediaResourceList& resources, QIODevice* stream);
|
|
|
|
void cancel();
|
|
|
|
void shutdown();
|
|
|
|
IMFMediaSource* mediaSource() const;
|
|
|
|
Q_SIGNALS:
|
|
void error(long hr);
|
|
void mediaSourceReady();
|
|
|
|
private:
|
|
class State : public IUnknown
|
|
{
|
|
public:
|
|
State(IMFSourceResolver *sourceResolver, bool fromStream);
|
|
~State();
|
|
|
|
STDMETHODIMP QueryInterface(REFIID riid, LPVOID *ppvObject);
|
|
|
|
STDMETHODIMP_(ULONG) AddRef(void);
|
|
|
|
STDMETHODIMP_(ULONG) Release(void);
|
|
|
|
IMFSourceResolver* sourceResolver() const;
|
|
bool fromStream() const;
|
|
|
|
private:
|
|
long m_cRef;
|
|
IMFSourceResolver *m_sourceResolver;
|
|
bool m_fromStream;
|
|
};
|
|
|
|
long m_cRef;
|
|
IUnknown *m_cancelCookie;
|
|
IMFSourceResolver *m_sourceResolver;
|
|
IMFMediaSource *m_mediaSource;
|
|
MFStream *m_stream;
|
|
QMutex m_mutex;
|
|
};
|
|
|
|
#endif
|