diff -r 000000000000 -r 1918ee327afb src/3rdparty/phonon/mmf/audiooutput.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/3rdparty/phonon/mmf/audiooutput.cpp	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,116 @@
+/*  This file is part of the KDE project.
+
+Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+
+This library is free software: you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation, either version 2.1 or 3 of the License.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with this library.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+#include <e32debug.h>
+
+#include <QCoreApplication>
+
+#include "audiooutput.h"
+#include "defs.h"
+#include "mediaobject.h"
+#include "utils.h"
+#include "volumeobserver.h"
+
+QT_BEGIN_NAMESPACE
+
+using namespace Phonon;
+using namespace Phonon::MMF;
+
+/*! \class MMF::AudioOutput
+  \internal
+*/
+
+//-----------------------------------------------------------------------------
+// Constructor / destructor
+//-----------------------------------------------------------------------------
+
+MMF::AudioOutput::AudioOutput(Backend *, QObject *parent) : MediaNode(parent)
+        , m_volume(InitialVolume)
+        , m_observer(0)
+{
+
+}
+
+
+//-----------------------------------------------------------------------------
+// Public API
+//-----------------------------------------------------------------------------
+
+qreal MMF::AudioOutput::volume() const
+{
+    return m_volume;
+}
+
+void MMF::AudioOutput::setVolume(qreal volume)
+{
+    TRACE_CONTEXT(AudioOutput::setVolume, EAudioApi);
+    TRACE_ENTRY("observer 0x%08x volume %f", m_observer, volume);
+
+    if (volume != m_volume) {
+        if (m_observer) {
+            m_observer->volumeChanged(volume);
+        }
+
+        m_volume = volume;
+        TRACE("emit volumeChanged(%f)", volume)
+        emit volumeChanged(volume);
+    }
+
+    TRACE_EXIT_0();
+}
+
+int MMF::AudioOutput::outputDevice() const
+{
+    return AudioOutputDeviceID;
+}
+
+bool MMF::AudioOutput::setOutputDevice(int index)
+{
+    Q_ASSERT_X(index == AudioOutputDeviceID, Q_FUNC_INFO,
+               "We only support one output device, with id 0");
+    return true;
+}
+
+void MMF::AudioOutput::setVolumeObserver(VolumeObserver* observer)
+{
+    m_observer = observer;
+    if (m_observer) {
+        m_observer->volumeChanged(m_volume);
+    }
+}
+
+bool MMF::AudioOutput::activateOnMediaObject(MediaObject *mo)
+{
+    setVolumeObserver(mo);
+    return true;
+}
+
+QHash<QByteArray, QVariant> MMF::AudioOutput::audioOutputDescription(int index)
+{
+    QHash<QByteArray, QVariant> retval;
+
+    if (index == AudioOutputDeviceID) {
+        retval.insert("name", QCoreApplication::translate("Phonon::MMF", "Audio Output"));
+        retval.insert("description", QCoreApplication::translate("Phonon::MMF", "The audio output device"));
+        retval.insert("available", true);
+    }
+
+    return retval;
+}
+
+QT_END_NAMESPACE