Symbian: Implemented QStreamControl for s60 backend + some needed

refactoring

1 files changed, 125 insertions, 0 deletions

diff --git a/plugins/multimedia/symbian/mmf/mediaplayer/s60mediastreamcontrol.cpp b/plugins/multimedia/symbian/mmf/mediaplayer/s60mediastreamcontrol.cpp
new file mode 100644
index 0000000000..3dab3c1843
--- /dev/null
+++ b/plugins/multimedia/symbian/mmf/mediaplayer/s60mediastreamcontrol.cpp
@@ -0,0 +1,125 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 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 "s60mediastreamcontrol.h"
+#include "s60mediaplayersession.h"
+#include "s60mediaplayercontrol.h"
+#include <qmediastreamscontrol.h>
+
+#include <QtCore/qdir.h>
+#include <QtCore/qurl.h>
+#include <QtCore/qdebug.h>
+
+S60MediaStreamControl::S60MediaStreamControl(QObject *control, QObject *parent)
+    : QMediaStreamsControl(parent)
+    , m_control(NULL)
+    , m_mediaType(S60MediaSettings::Unknown)
+{
+    m_control = qobject_cast<S60MediaPlayerControl*>(control);
+    m_mediaType = m_control->mediaControlSettings().mediaType();
+}
+
+S60MediaStreamControl::~S60MediaStreamControl()
+{
+}
+
+int S60MediaStreamControl::streamCount()
+{
+    int streamCount = 0;
+    if (m_control->isAudioAvailable())
+        streamCount++;
+    if (m_control->isVideoAvailable())
+        streamCount++;
+
+    return streamCount;
+}
+
+QMediaStreamsControl::StreamType S60MediaStreamControl::streamType(int streamNumber)
+{
+    Q_UNUSED(streamNumber);
+
+    QMediaStreamsControl::StreamType type = QMediaStreamsControl::UnknownStream;
+
+    if (m_control->mediaControlSettings().mediaType() ==  S60MediaSettings::Video)
+        type = QMediaStreamsControl::VideoStream;
+    else
+        type = QMediaStreamsControl::AudioStream;
+
+    return type;
+}
+
+QVariant S60MediaStreamControl::metaData(int streamNumber, QtMultimediaKit::MetaData key)
+{
+    Q_UNUSED(streamNumber);
+
+    if (m_control->session()) {
+        if (m_control->session()->isMetadataAvailable())
+            return m_control->session()->metaData(key);
+    }
+    return QVariant();
+}
+
+bool S60MediaStreamControl::isActive(int streamNumber)
+{
+    if (m_control->mediaControlSettings().mediaType() ==  S60MediaSettings::Video) {
+        switch (streamNumber) {
+        case 1:
+            return m_control->isVideoAvailable();
+        case 2:
+            return m_control->isAudioAvailable();
+        default:
+            break;
+        }
+    }
+    return m_control->isAudioAvailable();
+}
+
+void S60MediaStreamControl::setActive(int streamNumber, bool state)
+{
+    Q_UNUSED(streamNumber);
+    Q_UNUSED(state);
+    // Symbian MMF does not support enabling or disabling specific media streams
+}
+
+void S60MediaStreamControl::handleStreamsChanged()
+{
+    emit streamsChanged();
+}