Add Windows Media Foundation backend for QMediaPlayer

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>

1 files changed, 154 insertions, 0 deletions

diff --git a/src/plugins/wmf/player/mfplayerservice.cpp b/src/plugins/wmf/player/mfplayerservice.cpp
new file mode 100644
index 000000000..81fdf5792
--- /dev/null
+++ b/src/plugins/wmf/player/mfplayerservice.cpp
@@ -0,0 +1,154 @@
+/****************************************************************************
+**
+** 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, 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.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#include "qmediacontent.h"
+
+#include <QtCore/qdebug.h>
+
+#include "mfplayercontrol.h"
+#ifndef Q_WS_SIMULATOR
+#include "evr9videowindowcontrol.h"
+#endif
+#include "mfvideorenderercontrol.h"
+#include "mfaudioendpointcontrol.h"
+#include "mfplayerservice.h"
+#include "mfplayersession.h"
+#include "mfmetadatacontrol.h"
+
+MFPlayerService::MFPlayerService(QObject *parent)
+    : QMediaService(parent)
+    , m_session(0)
+#ifndef Q_WS_SIMULATOR
+    , m_videoWindowControl(0)
+#endif
+    , m_videoRendererControl(0)
+{
+    CoInitialize(NULL);
+    MFStartup(MF_VERSION);
+    m_session = new MFPlayerSession(this);
+    m_player = new MFPlayerControl(m_session);
+    m_audioEndpointControl = new MFAudioEndpointControl(this);
+    m_metaDataControl = new MFMetaDataControl(this);
+}
+
+MFPlayerService::~MFPlayerService()
+{
+
+#ifndef Q_WS_SIMULATOR
+    if (m_videoWindowControl)
+        delete m_videoWindowControl;
+#endif
+
+    if (m_videoRendererControl)
+        delete m_videoRendererControl;
+
+    delete m_session;
+
+    MFShutdown();
+    CoUninitialize();
+}
+
+QMediaControl* MFPlayerService::requestControl(const char *name)
+{
+    if (qstrcmp(name, QMediaPlayerControl_iid) == 0) {
+        return m_player;
+    } else if (qstrcmp(name, QAudioEndpointSelector_iid) == 0) {
+        return m_audioEndpointControl;
+    } else if (qstrcmp(name, QMetaDataReaderControl_iid) == 0) {
+        return m_metaDataControl;
+    } else if (qstrcmp(name, QVideoRendererControl_iid) == 0) {
+#ifndef Q_WS_SIMULATOR
+        if (!m_videoRendererControl && !m_videoWindowControl) {
+#else
+        if (!m_videoRendererControl) {
+#endif
+            m_videoRendererControl = new MFVideoRendererControl;
+            return m_videoRendererControl;
+        }
+#ifndef Q_WS_SIMULATOR
+    } else if (qstrcmp(name, QVideoWindowControl_iid) == 0) {
+        if (!m_videoRendererControl && !m_videoWindowControl) {
+            m_videoWindowControl = new Evr9VideoWindowControl;
+            return m_videoWindowControl;
+        }
+#endif
+    }
+
+    return 0;
+}
+
+void MFPlayerService::releaseControl(QMediaControl *control)
+{
+    if (!control) {
+        qWarning("QMediaService::releaseControl():"
+                " Attempted release of null control");
+    } else if (control == m_videoRendererControl) {
+        m_videoRendererControl->setSurface(0);
+        delete m_videoRendererControl;
+        m_videoRendererControl = 0;
+#ifndef Q_WS_SIMULATOR
+    } else if (control == m_videoWindowControl) {
+        delete m_videoWindowControl;
+        m_videoWindowControl = 0;
+#endif
+    }
+}
+
+MFAudioEndpointControl* MFPlayerService::audioEndpointControl() const
+{
+    return m_audioEndpointControl;
+}
+
+MFVideoRendererControl* MFPlayerService::videoRendererControl() const
+{
+    return m_videoRendererControl;
+}
+
+#ifndef Q_WS_SIMULATOR
+Evr9VideoWindowControl* MFPlayerService::videoWindowControl() const
+{
+    return m_videoWindowControl;
+}
+#endif
+
+MFMetaDataControl* MFPlayerService::metaDataControl() const
+{
+    return m_metaDataControl;
+}