Refactoring wmf plugin

make mf startup/shutdwon inside plugin instead of player component make sourceresolver a common component for a wmf related tasks. Change-Id: I49cdc4fa512a62398a68cd2be2f522f567d11c7c Reviewed-by: Michael Goddard <michael.goddard@nokia.com>
2012-06-28 15:27:13 +10:00
parent 340f18d4b5
commit eb5b216ac4
10 changed files with 42 additions and 22 deletions
--- a/src/plugins/wmf/sourceresolver.h
+++ b/src/plugins/wmf/sourceresolver.h
@@ -0,0 +1,106 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/
+**
+** 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