Moved Symbian audio backend into QtMultimedia.dll

Changed backend from being a plugin, to being statically compiled into
QtMultimedia.dll.  This is to achieve consistency with the backends for
other plugins, and to allow the plugin API to be modified.

Task-number: QTBUG-8994
Reviewed-by: trustme

12 files changed, 0 insertions, 2707 deletions

diff --git a/src/plugins/audio/audio.pro b/src/plugins/audio/audio.pro
index 5f75a8d3eb..b7a775b335 100644
--- a/src/plugins/audio/audio.pro
+++ b/src/plugins/audio/audio.pro
@@ -1,9 +1,3 @@
 TEMPLATE = subdirs
 SUBDIRS =
 
-contains(QT_CONFIG, audio-backend) {
-    symbian {
-        SUBDIRS += symbian
-    }
-}
-
diff --git a/src/plugins/audio/symbian/main.cpp b/src/plugins/audio/symbian/main.cpp
deleted file mode 100644
index 536a8ec7a3..0000000000
--- a/src/plugins/audio/symbian/main.cpp
+++ /dev/null
@@ -1,121 +0,0 @@
-/****************************************************************************
-**
-** 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 QtMultimedia module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** 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 <QtMultimedia/qaudioengineplugin.h>
-#include <QtMultimedia/qaudioengine.h>
-
-#include <qstringlist.h>
-#include <qiodevice.h>
-#include <qbytearray.h>
-#include <qdebug.h>
-
-#include "symbianaudiodeviceinfo.h"
-#include "symbianaudioinput.h"
-#include "symbianaudiooutput.h"
-
-QT_BEGIN_NAMESPACE
-
-class SymbianAudioPlugin : public QAudioEnginePlugin
-{
-public:
-    SymbianAudioPlugin(QObject *parent = 0);
-    ~SymbianAudioPlugin();
-
-    QStringList keys() const;
-
-    QList<QByteArray> availableDevices(QAudio::Mode) const;
-    QAbstractAudioInput* createInput(const QByteArray& device,
-                             const QAudioFormat& format = QAudioFormat());
-    QAbstractAudioOutput* createOutput(const QByteArray& device,
-                              const QAudioFormat& format = QAudioFormat());
-    QAbstractAudioDeviceInfo* createDeviceInfo(const QByteArray& device,
-                                               QAudio::Mode mode);
-};
-
-SymbianAudioPlugin::SymbianAudioPlugin(QObject *parent)
-    :   QAudioEnginePlugin(parent)
-{
-
-}
-
-SymbianAudioPlugin::~SymbianAudioPlugin()
-{
-
-}
-
-QStringList SymbianAudioPlugin::keys() const
-{
-    QStringList keys(QLatin1String("default"));
-    keys << QLatin1String("default");
-    return keys;
-}
-
-QList<QByteArray> SymbianAudioPlugin::availableDevices(QAudio::Mode mode) const
-{
-    Q_UNUSED(mode)
-    QList<QByteArray> devices;
-    devices.append("default");
-    return devices;
-}
-
-QAbstractAudioInput* SymbianAudioPlugin::createInput(
-                         const QByteArray &device, const QAudioFormat &format)
-{
-    return new SymbianAudioInput(device, format);
-}
-
-QAbstractAudioOutput* SymbianAudioPlugin::createOutput(
-                          const QByteArray &device, const QAudioFormat &format)
-{
-    return new SymbianAudioOutput(device, format);
-}
-
-QAbstractAudioDeviceInfo* SymbianAudioPlugin::createDeviceInfo(
-                              const QByteArray& device, QAudio::Mode mode)
-{
-    return new SymbianAudioDeviceInfo(device, mode);
-}
-
-Q_EXPORT_STATIC_PLUGIN(SymbianAudioPlugin)
-Q_EXPORT_PLUGIN2(qaudio, SymbianAudioPlugin)
-
-QT_END_NAMESPACE
-
diff --git a/src/plugins/audio/symbian/symbian.pro b/src/plugins/audio/symbian/symbian.pro
deleted file mode 100644
index 7355daa039..0000000000
--- a/src/plugins/audio/symbian/symbian.pro
+++ /dev/null
@@ -1,31 +0,0 @@
-QT += multimedia
-TARGET = qaudio
-
-# Paths to DevSound headers
-INCLUDEPATH += /epoc32/include/mmf/common
-INCLUDEPATH += /epoc32/include/mmf/server
-
-HEADERS +=                              \
-           symbianaudio.h               \
-           symbianaudiodeviceinfo.h     \
-           symbianaudioinput.h          \
-           symbianaudiooutput.h         \
-           symbianaudioutils.h
-
-SOURCES +=                              \
-           main.cpp                     \
-           symbianaudiodeviceinfo.cpp   \
-           symbianaudioinput.cpp        \
-           symbianaudiooutput.cpp       \
-           symbianaudioutils.cpp
-
-LIBS += -lmmfdevsound
-
-QTDIR_build:DESTDIR = $$QT_BUILD_TREE/plugins/audio
-target.path = $$[QT_INSTALL_PLUGINS]/audio
-INSTALLS += target
-
-include(../../qpluginbase.pri)
-
-TARGET.UID3 = 0x2001E630
-
diff --git a/src/plugins/audio/symbian/symbianaudio.h b/src/plugins/audio/symbian/symbianaudio.h
deleted file mode 100644
index 3fc0419c27..0000000000
--- a/src/plugins/audio/symbian/symbianaudio.h
+++ /dev/null
@@ -1,76 +0,0 @@
-/****************************************************************************
-**
-** 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 QtMultimedia module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** 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.
-**
-**
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef SYMBIANAUDIO_H
-#define SYMBIANAUDIO_H
-
-#include <QtCore/qnamespace.h>
-
-QT_BEGIN_NAMESPACE
-
-namespace SymbianAudio {
-
-/**
- * Default values used by audio input and output classes, when underlying
- * DevSound instance has not yet been created.
- */
-
-const int DefaultBufferSize = 4096; // bytes
-const int DefaultNotifyInterval = 1000; // ms
-
-/**
- * Enumeration used to track state of internal DevSound instances.
- * Values are translated to the corresponding QAudio::State values by
- * SymbianAudio::Utils::stateNativeToQt.
- */
-enum State {
-        ClosedState
-    ,   InitializingState
-    ,   ActiveState
-    ,   IdleState
-    ,   SuspendedState
-};
-
-} // namespace SymbianAudio
-
-QT_END_NAMESPACE
-
-#endif
diff --git a/src/plugins/audio/symbian/symbianaudiodeviceinfo.cpp b/src/plugins/audio/symbian/symbianaudiodeviceinfo.cpp
deleted file mode 100644
index 9701dadcad..0000000000
--- a/src/plugins/audio/symbian/symbianaudiodeviceinfo.cpp
+++ /dev/null
@@ -1,191 +0,0 @@
-/****************************************************************************
-**
-** 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 QtMultimedia module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** 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 "symbianaudiodeviceinfo.h"
-#include "symbianaudioutils.h"
-
-QT_BEGIN_NAMESPACE
-
-SymbianAudioDeviceInfo::SymbianAudioDeviceInfo(QByteArray device,
-                                               QAudio::Mode mode)
-    :   m_deviceName(device)
-    ,   m_mode(mode)
-    ,   m_updated(false)
-{
-    QT_TRAP_THROWING(m_devsound.reset(CMMFDevSound::NewL()));
-}
-
-SymbianAudioDeviceInfo::~SymbianAudioDeviceInfo()
-{
-
-}
-
-QAudioFormat SymbianAudioDeviceInfo::preferredFormat() const
-{
-    QAudioFormat format;
-    switch (m_mode) {
-    case QAudio::AudioOutput:
-        format.setFrequency(44100);
-        format.setChannels(2);
-        format.setSampleSize(16);
-        format.setByteOrder(QAudioFormat::LittleEndian);
-        format.setSampleType(QAudioFormat::SignedInt);
-        format.setCodec(QLatin1String("audio/pcm"));
-        break;
-
-    case QAudio::AudioInput:
-        format.setFrequency(8000);
-        format.setChannels(1);
-        format.setSampleSize(16);
-        format.setByteOrder(QAudioFormat::LittleEndian);
-        format.setSampleType(QAudioFormat::SignedInt);
-        format.setCodec(QLatin1String("audio/pcm"));
-        break;
-
-    default:
-        Q_ASSERT_X(false, Q_FUNC_INFO, "Invalid mode");
-    }
-
-    if (!isFormatSupported(format)) {
-        if (m_frequencies.size())
-            format.setFrequency(m_frequencies[0]);
-        if (m_channels.size())
-            format.setChannels(m_channels[0]);
-        if (m_sampleSizes.size())
-            format.setSampleSize(m_sampleSizes[0]);
-        if (m_byteOrders.size())
-            format.setByteOrder(m_byteOrders[0]);
-        if (m_sampleTypes.size())
-            format.setSampleType(m_sampleTypes[0]);
-    }
-
-    return format;
-}
-
-bool SymbianAudioDeviceInfo::isFormatSupported(
-                                 const QAudioFormat &format) const
-{
-    getSupportedFormats();
-    const bool supported =
-            m_codecs.contains(format.codec())
-        &&  m_frequencies.contains(format.frequency())
-        &&  m_channels.contains(format.channels())
-        &&  m_sampleSizes.contains(format.sampleSize())
-        &&  m_byteOrders.contains(format.byteOrder())
-        &&  m_sampleTypes.contains(format.sampleType());
-
-    return supported;
-}
-
-QAudioFormat SymbianAudioDeviceInfo::nearestFormat(const QAudioFormat &format) const
-{
-    if (isFormatSupported(format))
-        return format;
-    else
-        return preferredFormat();
-}
-
-QString SymbianAudioDeviceInfo::deviceName() const
-{
-    return m_deviceName;
-}
-
-QStringList SymbianAudioDeviceInfo::codecList()
-{
-    getSupportedFormats();
-    return m_codecs;
-}
-
-QList<int> SymbianAudioDeviceInfo::frequencyList()
-{
-    getSupportedFormats();
-    return m_frequencies;
-}
-
-QList<int> SymbianAudioDeviceInfo::channelsList()
-{
-    getSupportedFormats();
-    return m_channels;
-}
-
-QList<int> SymbianAudioDeviceInfo::sampleSizeList()
-{
-    getSupportedFormats();
-    return m_sampleSizes;
-}
-
-QList<QAudioFormat::Endian> SymbianAudioDeviceInfo::byteOrderList()
-{
-    getSupportedFormats();
-    return m_byteOrders;
-}
-
-QList<QAudioFormat::SampleType> SymbianAudioDeviceInfo::sampleTypeList()
-{
-    getSupportedFormats();
-    return m_sampleTypes;
-}
-
-QList<QByteArray> SymbianAudioDeviceInfo::deviceList(QAudio::Mode mode)
-{
-    Q_UNUSED(mode)
-    QList<QByteArray> devices;
-    devices.append("default");
-    return devices;
-}
-
-void SymbianAudioDeviceInfo::getSupportedFormats() const
-{
-    if (!m_updated) {
-        QScopedPointer<SymbianAudio::DevSoundCapabilities> caps(
-            new SymbianAudio::DevSoundCapabilities(*m_devsound, m_mode));
-
-        SymbianAudio::Utils::capabilitiesNativeToQt(*caps,
-            m_frequencies, m_channels, m_sampleSizes,
-            m_byteOrders, m_sampleTypes);
-
-        m_codecs.append(QLatin1String("audio/pcm"));
-
-        m_updated = true;
-    }
-}
-
-QT_END_NAMESPACE
diff --git a/src/plugins/audio/symbian/symbianaudiodeviceinfo.h b/src/plugins/audio/symbian/symbianaudiodeviceinfo.h
deleted file mode 100644
index 250804de1f..0000000000
--- a/src/plugins/audio/symbian/symbianaudiodeviceinfo.h
+++ /dev/null
@@ -1,94 +0,0 @@
-/****************************************************************************
-**
-** 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 QtMultimedia module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** 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.
-**
-**
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef SYMBIANAUDIODEVICEINFO_H
-#define SYMBIANAUDIODEVICEINFO_H
-
-#include <QtMultimedia/qaudioengine.h>
-#include <sounddevice.h>
-
-QT_BEGIN_NAMESPACE
-
-class SymbianAudioDeviceInfo
-    :   public QAbstractAudioDeviceInfo
-{
-    Q_OBJECT
-
-public:
-    SymbianAudioDeviceInfo(QByteArray device, QAudio::Mode mode);
-    ~SymbianAudioDeviceInfo();
-
-    // QAbstractAudioDeviceInfo
-    QAudioFormat preferredFormat() const;
-    bool isFormatSupported(const QAudioFormat &format) const;
-    QAudioFormat nearestFormat(const QAudioFormat &format) const;
-    QString deviceName() const;
-    QStringList codecList();
-    QList<int> frequencyList();
-    QList<int> channelsList();
-    QList<int> sampleSizeList();
-    QList<QAudioFormat::Endian> byteOrderList();
-    QList<QAudioFormat::SampleType> sampleTypeList();
-    QList<QByteArray> deviceList(QAudio::Mode);
-
-private:
-    void getSupportedFormats() const;
-
-private:
-    QScopedPointer<CMMFDevSound> m_devsound;
-
-    QString m_deviceName;
-    QAudio::Mode m_mode;
-
-    // Mutable to allow lazy initialization when called from const-qualified
-    // public functions (isFormatSupported, nearestFormat)
-    mutable bool m_updated;
-    mutable QStringList m_codecs;
-    mutable QList<int> m_frequencies;
-    mutable QList<int> m_channels;
-    mutable QList<int> m_sampleSizes;
-    mutable QList<QAudioFormat::Endian> m_byteOrders;
-    mutable QList<QAudioFormat::SampleType> m_sampleTypes;
-};
-
-QT_END_NAMESPACE
-
-#endif
diff --git a/src/plugins/audio/symbian/symbianaudioinput.cpp b/src/plugins/audio/symbian/symbianaudioinput.cpp
deleted file mode 100644
index 8200925556..0000000000
--- a/src/plugins/audio/symbian/symbianaudioinput.cpp
+++ /dev/null
@@ -1,595 +0,0 @@
-/****************************************************************************
-**
-** 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 QtMultimedia module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** 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 "symbianaudioinput.h"
-#include "symbianaudioutils.h"
-
-QT_BEGIN_NAMESPACE
-
-//-----------------------------------------------------------------------------
-// Constants
-//-----------------------------------------------------------------------------
-
-const int PushInterval = 50; // ms
-
-
-//-----------------------------------------------------------------------------
-// Private class
-//-----------------------------------------------------------------------------
-
-SymbianAudioInputPrivate::SymbianAudioInputPrivate(
-                              SymbianAudioInput *audioDevice)
-    :   m_audioDevice(audioDevice)
-{
-
-}
-
-SymbianAudioInputPrivate::~SymbianAudioInputPrivate()
-{
-
-}
-
-qint64 SymbianAudioInputPrivate::readData(char *data, qint64 len)
-{
-    qint64 totalRead = 0;
-
-    if (m_audioDevice->state() == QAudio::ActiveState ||
-        m_audioDevice->state() == QAudio::IdleState) {
-
-        while (totalRead < len) {
-            const qint64 read = m_audioDevice->read(data + totalRead,
-                                                    len - totalRead);
-            if (read > 0)
-                totalRead += read;
-            else
-                break;
-        }
-    }
-
-    return totalRead;
-}
-
-qint64 SymbianAudioInputPrivate::writeData(const char *data, qint64 len)
-{
-    Q_UNUSED(data)
-    Q_UNUSED(len)
-    return 0;
-}
-
-void SymbianAudioInputPrivate::dataReady()
-{
-    emit readyRead();
-}
-
-
-//-----------------------------------------------------------------------------
-// Public functions
-//-----------------------------------------------------------------------------
-
-SymbianAudioInput::SymbianAudioInput(const QByteArray &device,
-                                     const QAudioFormat &format)
-    :   m_device(device)
-    ,   m_format(format)
-    ,   m_clientBufferSize(SymbianAudio::DefaultBufferSize)
-    ,   m_notifyInterval(SymbianAudio::DefaultNotifyInterval)
-    ,   m_notifyTimer(new QTimer(this))
-    ,   m_error(QAudio::NoError)
-    ,   m_internalState(SymbianAudio::ClosedState)
-    ,   m_externalState(QAudio::StoppedState)
-    ,   m_pullMode(false)
-    ,   m_sink(0)
-    ,   m_pullTimer(new QTimer(this))
-    ,   m_devSoundBuffer(0)
-    ,   m_devSoundBufferSize(0)
-    ,   m_totalBytesReady(0)
-    ,   m_devSoundBufferPos(0)
-    ,   m_totalSamplesRecorded(0)
-{
-    connect(m_notifyTimer.data(), SIGNAL(timeout()), this, SIGNAL(notify()));
-
-    SymbianAudio::Utils::formatQtToNative(m_format, m_nativeFourCC,
-                                          m_nativeFormat);
-
-    m_pullTimer->setInterval(PushInterval);
-    connect(m_pullTimer.data(), SIGNAL(timeout()), this, SLOT(pullData()));
-}
-
-SymbianAudioInput::~SymbianAudioInput()
-{
-    close();
-}
-
-QIODevice* SymbianAudioInput::start(QIODevice *device)
-{
-    stop();
-
-    open();
-    if (SymbianAudio::ClosedState != m_internalState) {
-        if (device) {
-            m_pullMode = true;
-            m_sink = device;
-        } else {
-            m_sink = new SymbianAudioInputPrivate(this);
-            m_sink->open(QIODevice::ReadOnly | QIODevice::Unbuffered);
-        }
-
-        m_elapsed.restart();
-    }
-
-    return m_sink;
-}
-
-void SymbianAudioInput::stop()
-{
-    close();
-}
-
-void SymbianAudioInput::reset()
-{
-    m_totalSamplesRecorded += getSamplesRecorded();
-    m_devSound->Stop();
-    startRecording();
-}
-
-void SymbianAudioInput::suspend()
-{
-    if (SymbianAudio::ActiveState == m_internalState
-        || SymbianAudio::IdleState == m_internalState) {
-        m_notifyTimer->stop();
-        m_pullTimer->stop();
-        m_devSound->Pause();
-        const qint64 samplesRecorded = getSamplesRecorded();
-        m_totalSamplesRecorded += samplesRecorded;
-
-        if (m_devSoundBuffer) {
-            m_devSoundBufferQ.append(m_devSoundBuffer);
-            m_devSoundBuffer = 0;
-        }
-
-        setState(SymbianAudio::SuspendedState);
-    }
-}
-
-void SymbianAudioInput::resume()
-{
-    if (SymbianAudio::SuspendedState == m_internalState)
-        startDataTransfer();
-}
-
-int SymbianAudioInput::bytesReady() const
-{
-    Q_ASSERT(m_devSoundBufferPos <= m_totalBytesReady);
-    return m_totalBytesReady - m_devSoundBufferPos;
-}
-
-int SymbianAudioInput::periodSize() const
-{
-    return bufferSize();
-}
-
-void SymbianAudioInput::setBufferSize(int value)
-{
-    // Note that DevSound does not allow its client to specify the buffer size.
-    // This functionality is available via custom interfaces, but since these
-    // cannot be guaranteed to work across all DevSound implementations, we
-    // do not use them here.
-    // In order to comply with the expected bevahiour of QAudioInput, we store
-    // the value and return it from bufferSize(), but the underlying DevSound
-    // buffer size remains unchanged.
-    if (value > 0)
-        m_clientBufferSize = value;
-}
-
-int SymbianAudioInput::bufferSize() const
-{
-    return m_devSoundBufferSize ? m_devSoundBufferSize : m_clientBufferSize;
-}
-
-void SymbianAudioInput::setNotifyInterval(int ms)
-{
-    if (ms > 0) {
-        const int oldNotifyInterval = m_notifyInterval;
-        m_notifyInterval = ms;
-        if (m_notifyTimer->isActive() && ms != oldNotifyInterval)
-            m_notifyTimer->start(m_notifyInterval);
-    }
-}
-
-int SymbianAudioInput::notifyInterval() const
-{
-    return m_notifyInterval;
-}
-
-qint64 SymbianAudioInput::processedUSecs() const
-{
-    int samplesPlayed = 0;
-    if (m_devSound && SymbianAudio::SuspendedState != m_internalState)
-        samplesPlayed = getSamplesRecorded();
-
-    // Protect against division by zero
-    Q_ASSERT_X(m_format.frequency() > 0, Q_FUNC_INFO, "Invalid frequency");
-
-    const qint64 result = qint64(1000000) *
-                          (samplesPlayed + m_totalSamplesRecorded)
-                        / m_format.frequency();
-
-    return result;
-}
-
-qint64 SymbianAudioInput::elapsedUSecs() const
-{
-    const qint64 result = (QAudio::StoppedState == state()) ?
-                              0 : m_elapsed.elapsed() * 1000;
-    return result;
-}
-
-QAudio::Error SymbianAudioInput::error() const
-{
-    return m_error;
-}
-
-QAudio::State SymbianAudioInput::state() const
-{
-    return m_externalState;
-}
-
-QAudioFormat SymbianAudioInput::format() const
-{
-    return m_format;
-}
-
-//-----------------------------------------------------------------------------
-// MDevSoundObserver implementation
-//-----------------------------------------------------------------------------
-
-void SymbianAudioInput::InitializeComplete(TInt aError)
-{
-    Q_ASSERT_X(SymbianAudio::InitializingState == m_internalState,
-        Q_FUNC_INFO, "Invalid state");
-
-    if (KErrNone == aError)
-        startRecording();
-}
-
-void SymbianAudioInput::ToneFinished(TInt aError)
-{
-    Q_UNUSED(aError)
-    // This class doesn't use DevSound's tone playback functions, so should
-    // never receive this callback.
-    Q_ASSERT_X(false, Q_FUNC_INFO, "Unexpected callback");
-}
-
-void SymbianAudioInput::BufferToBeFilled(CMMFBuffer *aBuffer)
-{
-    Q_UNUSED(aBuffer)
-    // This class doesn't use DevSound in play mode, so should never receive
-    // this callback.
-    Q_ASSERT_X(false, Q_FUNC_INFO, "Unexpected callback");
-}
-
-void SymbianAudioInput::PlayError(TInt aError)
-{
-    Q_UNUSED(aError)
-    // This class doesn't use DevSound in play mode, so should never receive
-    // this callback.
-    Q_ASSERT_X(false, Q_FUNC_INFO, "Unexpected callback");
-}
-
-void SymbianAudioInput::BufferToBeEmptied(CMMFBuffer *aBuffer)
-{
-    // Following receipt of this callback, DevSound should not provide another
-    // buffer until we have returned the current one.
-    Q_ASSERT_X(!m_devSoundBuffer, Q_FUNC_INFO, "Buffer already held");
-
-    CMMFDataBuffer *const buffer = static_cast<CMMFDataBuffer*>(aBuffer);
-
-    if (!m_devSoundBufferSize)
-        m_devSoundBufferSize = buffer->Data().MaxLength();
-
-    m_totalBytesReady += buffer->Data().Length();
-
-    if (SymbianAudio::SuspendedState == m_internalState) {
-        m_devSoundBufferQ.append(buffer);
-    } else {
-        // Will be returned to DevSound by bufferEmptied().
-        m_devSoundBuffer = buffer;
-        m_devSoundBufferPos = 0;
-
-        if (bytesReady() && !m_pullMode)
-            pushData();
-    }
-}
-
-void SymbianAudioInput::RecordError(TInt aError)
-{
-    Q_UNUSED(aError)
-    setError(QAudio::IOError);
-}
-
-void SymbianAudioInput::ConvertError(TInt aError)
-{
-    Q_UNUSED(aError)
-    // This class doesn't use DevSound's format conversion functions, so
-    // should never receive this callback.
-    Q_ASSERT_X(false, Q_FUNC_INFO, "Unexpected callback");
-}
-
-void SymbianAudioInput::DeviceMessage(TUid aMessageType, const TDesC8 &aMsg)
-{
-    Q_UNUSED(aMessageType)
-    Q_UNUSED(aMsg)
-    // Ignore this callback.
-}
-
-//-----------------------------------------------------------------------------
-// Private functions
-//-----------------------------------------------------------------------------
-
-void SymbianAudioInput::open()
-{
-    Q_ASSERT_X(SymbianAudio::ClosedState == m_internalState,
-        Q_FUNC_INFO, "DevSound already opened");
-
-    QT_TRAP_THROWING( m_devSound.reset(CMMFDevSound::NewL()) )
-
-    QScopedPointer<SymbianAudio::DevSoundCapabilities> caps(
-        new SymbianAudio::DevSoundCapabilities(*m_devSound, QAudio::AudioInput));
-
-    int err = SymbianAudio::Utils::isFormatSupported(m_format, *caps) ?
-                  KErrNone : KErrNotSupported;
-
-    if (KErrNone == err) {
-        setState(SymbianAudio::InitializingState);
-        TRAP(err, m_devSound->InitializeL(*this, m_nativeFourCC,
-                                          EMMFStateRecording));
-    }
-
-    if (KErrNone != err) {
-        setError(QAudio::OpenError);
-        m_devSound.reset();
-    }
-}
-
-void SymbianAudioInput::startRecording()
-{
-    const int samplesRecorded = m_devSound->SamplesRecorded();
-    Q_ASSERT(samplesRecorded == 0);
-
-    TRAPD(err, startDevSoundL());
-    if (KErrNone == err) {
-        startDataTransfer();
-    } else {
-        setError(QAudio::OpenError);
-        close();
-    }
-}
-
-void SymbianAudioInput::startDevSoundL()
-{
-    TMMFCapabilities nativeFormat = m_devSound->Config();
-    m_nativeFormat.iBufferSize = nativeFormat.iBufferSize;
-    m_devSound->SetConfigL(m_nativeFormat);
-    m_devSound->RecordInitL();
-}
-
-void SymbianAudioInput::startDataTransfer()
-{
-    m_notifyTimer->start(m_notifyInterval);
-
-    if (m_pullMode)
-        m_pullTimer->start();
-
-    if (bytesReady()) {
-        setState(SymbianAudio::ActiveState);
-        if (!m_pullMode)
-            pushData();
-    } else {
-        if (SymbianAudio::SuspendedState == m_internalState)
-            setState(SymbianAudio::ActiveState);
-        else
-            setState(SymbianAudio::IdleState);
-    }
-}
-
-CMMFDataBuffer* SymbianAudioInput::currentBuffer() const
-{
-    CMMFDataBuffer *result = m_devSoundBuffer;
-    if (!result && !m_devSoundBufferQ.empty())
-        result = m_devSoundBufferQ.front();
-    return result;
-}
-
-void SymbianAudioInput::pushData()
-{
-    Q_ASSERT_X(bytesReady(), Q_FUNC_INFO, "No data available");
-    Q_ASSERT_X(!m_pullMode, Q_FUNC_INFO, "pushData called when in pull mode");
-    qobject_cast<SymbianAudioInputPrivate *>(m_sink)->dataReady();
-}
-
-qint64 SymbianAudioInput::read(char *data, qint64 len)
-{
-    // SymbianAudioInputPrivate is ready to read data
-
-    Q_ASSERT_X(!m_pullMode, Q_FUNC_INFO,
-        "read called when in pull mode");
-
-    qint64 bytesRead = 0;
-
-    CMMFDataBuffer *buffer = 0;
-    while ((buffer = currentBuffer()) && (bytesRead < len)) {
-        if (SymbianAudio::IdleState == m_internalState)
-            setState(SymbianAudio::ActiveState);
-
-        TDesC8 &inputBuffer = buffer->Data();
-
-        const qint64 inputBytes = bytesReady();
-        const qint64 outputBytes = len - bytesRead;
-        const qint64 copyBytes = outputBytes < inputBytes ?
-                                     outputBytes : inputBytes;
-
-        memcpy(data, inputBuffer.Ptr() + m_devSoundBufferPos, copyBytes);
-
-        m_devSoundBufferPos += copyBytes;
-        data += copyBytes;
-        bytesRead += copyBytes;
-
-        if (!bytesReady())
-            bufferEmptied();
-    }
-
-    return bytesRead;
-}
-
-void SymbianAudioInput::pullData()
-{
-    Q_ASSERT_X(m_pullMode, Q_FUNC_INFO,
-        "pullData called when in push mode");
-
-    CMMFDataBuffer *buffer = 0;
-    while (buffer = currentBuffer()) {
-        if (SymbianAudio::IdleState == m_internalState)
-            setState(SymbianAudio::ActiveState);
-
-        TDesC8 &inputBuffer = buffer->Data();
-
-        const qint64 inputBytes = bytesReady();
-        const qint64 bytesPushed = m_sink->write(
-            (char*)inputBuffer.Ptr() + m_devSoundBufferPos, inputBytes);
-
-        m_devSoundBufferPos += bytesPushed;
-
-        if (!bytesReady())
-            bufferEmptied();
-
-        if (!bytesPushed)
-            break;
-    }
-}
-
-void SymbianAudioInput::bufferEmptied()
-{
-    m_devSoundBufferPos = 0;
-
-    if (m_devSoundBuffer) {
-        m_totalBytesReady -= m_devSoundBuffer->Data().Length();
-        m_devSoundBuffer = 0;
-        m_devSound->RecordData();
-    } else {
-        Q_ASSERT(!m_devSoundBufferQ.empty());
-        m_totalBytesReady -= m_devSoundBufferQ.front()->Data().Length();
-        m_devSoundBufferQ.erase(m_devSoundBufferQ.begin());
-
-        // If the queue has been emptied, resume transfer from the hardware
-        if (m_devSoundBufferQ.empty())
-            m_devSound->RecordInitL();
-    }
-
-    Q_ASSERT(m_totalBytesReady >= 0);
-}
-
-void SymbianAudioInput::close()
-{
-    m_notifyTimer->stop();
-    m_pullTimer->stop();
-
-    m_error = QAudio::NoError;
-
-    if (m_devSound)
-        m_devSound->Stop();
-    m_devSound.reset();
-    m_devSoundBuffer = 0;
-    m_devSoundBufferSize = 0;
-    m_totalBytesReady = 0;
-
-    if (!m_pullMode) // m_sink is owned
-        delete m_sink;
-    m_pullMode = false;
-    m_sink = 0;
-
-    m_devSoundBufferQ.clear();
-    m_devSoundBufferPos = 0;
-    m_totalSamplesRecorded = 0;
-
-    setState(SymbianAudio::ClosedState);
-}
-
-qint64 SymbianAudioInput::getSamplesRecorded() const
-{
-    qint64 result = 0;
-    if (m_devSound)
-        result = qint64(m_devSound->SamplesRecorded());
-    return result;
-}
-
-void SymbianAudioInput::setError(QAudio::Error error)
-{
-    m_error = error;
-
-    // Although no state transition actually occurs here, a stateChanged event
-    // must be emitted to inform the client that the call to start() was
-    // unsuccessful.
-    if (QAudio::OpenError == error)
-        emit stateChanged(QAudio::StoppedState);
-
-    // Close the DevSound instance.  This causes a transition to StoppedState.
-    // This must be done asynchronously in case the current function was called
-    // from a DevSound event handler, in which case deleting the DevSound
-    // instance may cause an exception.
-    QMetaObject::invokeMethod(this, "close", Qt::QueuedConnection);
-}
-
-void SymbianAudioInput::setState(SymbianAudio::State newInternalState)
-{
-    const QAudio::State oldExternalState = m_externalState;
-    m_internalState = newInternalState;
-    m_externalState = SymbianAudio::Utils::stateNativeToQt(
-                            m_internalState, initializingState());
-
-    if (m_externalState != oldExternalState)
-        emit stateChanged(m_externalState);
-}
-
-QAudio::State SymbianAudioInput::initializingState() const
-{
-    return QAudio::IdleState;
-}
-
-QT_END_NAMESPACE
diff --git a/src/plugins/audio/symbian/symbianaudioinput.h b/src/plugins/audio/symbian/symbianaudioinput.h
deleted file mode 100644
index 34b7d38fac..0000000000
--- a/src/plugins/audio/symbian/symbianaudioinput.h
+++ /dev/null
@@ -1,177 +0,0 @@
-/****************************************************************************
-**
-** 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 QtMultimedia module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** 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.
-**
-**
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef SYMBIANAUDIOINPUT_H
-#define SYMBIANAUDIOINPUT_H
-
-#include <QtMultimedia/qaudioengine.h>
-#include <QTime>
-#include <QTimer>
-#include <sounddevice.h>
-#include "symbianaudio.h"
-
-QT_BEGIN_NAMESPACE
-
-class SymbianAudioInput;
-
-class SymbianAudioInputPrivate : public QIODevice
-{
-    friend class SymbianAudioInput;
-    Q_OBJECT
-public:
-    SymbianAudioInputPrivate(SymbianAudioInput *audio);
-    ~SymbianAudioInputPrivate();
-
-    qint64 readData(char *data, qint64 len);
-    qint64 writeData(const char *data, qint64 len);
-
-    void dataReady();
-
-private:
-    SymbianAudioInput *const m_audioDevice;
-};
-
-class SymbianAudioInput
-    :   public QAbstractAudioInput
-    ,   public MDevSoundObserver
-{
-    friend class SymbianAudioInputPrivate;
-    Q_OBJECT
-public:
-    SymbianAudioInput(const QByteArray &device,
-                      const QAudioFormat &audioFormat);
-    ~SymbianAudioInput();
-
-    // QAbstractAudioInput
-    QIODevice* start(QIODevice *device = 0);
-    void stop();
-    void reset();
-    void suspend();
-    void resume();
-    int bytesReady() const;
-    int periodSize() const;
-    void setBufferSize(int value);
-    int bufferSize() const;
-    void setNotifyInterval(int milliSeconds);
-    int notifyInterval() const;
-    qint64 processedUSecs() const;
-    qint64 elapsedUSecs() const;
-    QAudio::Error error() const;
-    QAudio::State state() const;
-    QAudioFormat format() const;
-
-    // MDevSoundObserver
-    void InitializeComplete(TInt aError);
-    void ToneFinished(TInt aError);
-    void BufferToBeFilled(CMMFBuffer *aBuffer);
-    void PlayError(TInt aError);
-    void BufferToBeEmptied(CMMFBuffer *aBuffer);
-    void RecordError(TInt aError);
-    void ConvertError(TInt aError);
-    void DeviceMessage(TUid aMessageType, const TDesC8 &aMsg);
-
-private slots:
-    void pullData();
-
-private:
-   void open();
-   void startRecording();
-   void startDevSoundL();
-   void startDataTransfer();
-   CMMFDataBuffer* currentBuffer() const;
-   void pushData();
-   qint64 read(char *data, qint64 len);
-   void bufferEmptied();
-   Q_INVOKABLE void close();
-
-   qint64 getSamplesRecorded() const;
-
-   void setError(QAudio::Error error);
-   void setState(SymbianAudio::State state);
-
-   QAudio::State initializingState() const;
-
-private:
-    const QByteArray m_device;
-    const QAudioFormat m_format;
-
-    int m_clientBufferSize;
-    int m_notifyInterval;
-    QScopedPointer<QTimer> m_notifyTimer;
-    QTime m_elapsed;
-    QAudio::Error m_error;
-
-    SymbianAudio::State m_internalState;
-    QAudio::State m_externalState;
-
-    bool m_pullMode;
-    QIODevice *m_sink;
-
-    QScopedPointer<QTimer> m_pullTimer;
-
-    QScopedPointer<CMMFDevSound> m_devSound;
-    TUint32 m_nativeFourCC;
-    TMMFCapabilities m_nativeFormat;
-
-    // Latest buffer provided by DevSound, to be empied of data.
-    CMMFDataBuffer *m_devSoundBuffer;
-
-    int m_devSoundBufferSize;
-
-    // Total amount of data in buffers provided by DevSound
-    int m_totalBytesReady;
-
-    // Queue of buffers returned after call to CMMFDevSound::Pause().
-    QList<CMMFDataBuffer *> m_devSoundBufferQ;
-
-    // Current read position within m_devSoundBuffer
-    qint64 m_devSoundBufferPos;
-
-    // Samples recorded up to the last call to suspend().  It is necessary
-    // to cache this because suspend() is implemented using
-    // CMMFDevSound::Stop(), which resets DevSound's SamplesRecorded() counter.
-    quint32 m_totalSamplesRecorded;
-
-};
-
-QT_END_NAMESPACE
-
-#endif
diff --git a/src/plugins/audio/symbian/symbianaudiooutput.cpp b/src/plugins/audio/symbian/symbianaudiooutput.cpp
deleted file mode 100644
index 385e169ff5..0000000000
--- a/src/plugins/audio/symbian/symbianaudiooutput.cpp
+++ /dev/null
@@ -1,697 +0,0 @@
-/****************************************************************************
-**
-** 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 QtMultimedia module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** 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 "symbianaudiooutput.h"
-#include "symbianaudioutils.h"
-
-QT_BEGIN_NAMESPACE
-
-//-----------------------------------------------------------------------------
-// Constants
-//-----------------------------------------------------------------------------
-
-const int UnderflowTimerInterval = 50; // ms
-
-
-//-----------------------------------------------------------------------------
-// Private class
-//-----------------------------------------------------------------------------
-
-SymbianAudioOutputPrivate::SymbianAudioOutputPrivate(
-                               SymbianAudioOutput *audioDevice)
-    :   m_audioDevice(audioDevice)
-{
-
-}
-
-SymbianAudioOutputPrivate::~SymbianAudioOutputPrivate()
-{
-
-}
-
-qint64 SymbianAudioOutputPrivate::readData(char *data, qint64 len)
-{
-    Q_UNUSED(data)
-    Q_UNUSED(len)
-    return 0;
-}
-
-qint64 SymbianAudioOutputPrivate::writeData(const char *data, qint64 len)
-{
-    qint64 totalWritten = 0;
-
-    if (m_audioDevice->state() == QAudio::ActiveState ||
-        m_audioDevice->state() == QAudio::IdleState) {
-
-        while (totalWritten < len) {
-            const qint64 written = m_audioDevice->pushData(data + totalWritten,
-                                                           len - totalWritten);
-            if (written > 0)
-                totalWritten += written;
-            else
-                break;
-        }
-    }
-
-    return totalWritten;
-}
-
-
-//-----------------------------------------------------------------------------
-// Public functions
-//-----------------------------------------------------------------------------
-
-SymbianAudioOutput::SymbianAudioOutput(const QByteArray &device,
-                                       const QAudioFormat &format)
-    :   m_device(device)
-    ,   m_format(format)
-    ,   m_clientBufferSize(SymbianAudio::DefaultBufferSize)
-    ,   m_notifyInterval(SymbianAudio::DefaultNotifyInterval)
-    ,   m_notifyTimer(new QTimer(this))
-    ,   m_error(QAudio::NoError)
-    ,   m_internalState(SymbianAudio::ClosedState)
-    ,   m_externalState(QAudio::StoppedState)
-    ,   m_pullMode(false)
-    ,   m_source(0)
-    ,   m_devSoundBuffer(0)
-    ,   m_devSoundBufferSize(0)
-    ,   m_bytesWritten(0)
-    ,   m_pushDataReady(false)
-    ,   m_bytesPadding(0)
-    ,   m_underflow(false)
-    ,   m_lastBuffer(false)
-    ,   m_underflowTimer(new QTimer(this))
-    ,   m_samplesPlayed(0)
-    ,   m_totalSamplesPlayed(0)
-{
-    connect(m_notifyTimer.data(), SIGNAL(timeout()), this, SIGNAL(notify()));
-
-    SymbianAudio::Utils::formatQtToNative(m_format, m_nativeFourCC,
-                                          m_nativeFormat);
-
-    m_underflowTimer->setInterval(UnderflowTimerInterval);
-    connect(m_underflowTimer.data(), SIGNAL(timeout()), this,
-            SLOT(underflowTimerExpired()));
-}
-
-SymbianAudioOutput::~SymbianAudioOutput()
-{
-    close();
-}
-
-QIODevice* SymbianAudioOutput::start(QIODevice *device)
-{
-    stop();
-
-    // We have to set these before the call to open() because of the
-    // logic in initializingState()
-    if (device) {
-        m_pullMode = true;
-        m_source = device;
-    }
-
-    open();
-
-    if (SymbianAudio::ClosedState != m_internalState) {
-        if (device) {
-            connect(m_source, SIGNAL(readyRead()), this, SLOT(dataReady()));
-        } else {
-            m_source = new SymbianAudioOutputPrivate(this);
-            m_source->open(QIODevice::WriteOnly | QIODevice::Unbuffered);
-        }
-
-        m_elapsed.restart();
-    }
-
-    return m_source;
-}
-
-void SymbianAudioOutput::stop()
-{
-    close();
-}
-
-void SymbianAudioOutput::reset()
-{
-    m_totalSamplesPlayed += getSamplesPlayed();
-    m_devSound->Stop();
-    m_bytesPadding = 0;
-    startPlayback();
-}
-
-void SymbianAudioOutput::suspend()
-{
-    if (SymbianAudio::ActiveState == m_internalState
-        || SymbianAudio::IdleState == m_internalState) {
-        m_notifyTimer->stop();
-        m_underflowTimer->stop();
-
-        const qint64 samplesWritten = SymbianAudio::Utils::bytesToSamples(
-                                          m_format, m_bytesWritten);
-        m_bytesWritten = 0;
-
-        const qint64 samplesPlayed = getSamplesPlayed();
-
-        // CMMFDevSound::Pause() is not guaranteed to work correctly in all
-        // implementations, for play-mode DevSound sessions.  We therefore
-        // have to implement suspend() by calling CMMFDevSound::Stop().
-        // Because this causes buffered data to be dropped, we replace the
-        // lost data with silence following a call to resume(), in order to
-        // ensure that processedUSecs() returns the correct value.
-        m_devSound->Stop();
-        m_totalSamplesPlayed += samplesPlayed;
-
-        // Calculate the amount of data dropped
-        const qint64 paddingSamples = samplesWritten - samplesPlayed;
-        m_bytesPadding = SymbianAudio::Utils::samplesToBytes(m_format,
-                                                             paddingSamples);
-
-        setState(SymbianAudio::SuspendedState);
-    }
-}
-
-void SymbianAudioOutput::resume()
-{
-    if (SymbianAudio::SuspendedState == m_internalState)
-        startPlayback();
-}
-
-int SymbianAudioOutput::bytesFree() const
-{
-    int result = 0;
-    if (m_devSoundBuffer) {
-        const TDes8 &outputBuffer = m_devSoundBuffer->Data();
-        result = outputBuffer.MaxLength() - outputBuffer.Length();
-    }
-    return result;
-}
-
-int SymbianAudioOutput::periodSize() const
-{
-    return bufferSize();
-}
-
-void SymbianAudioOutput::setBufferSize(int value)
-{
-    // Note that DevSound does not allow its client to specify the buffer size.
-    // This functionality is available via custom interfaces, but since these
-    // cannot be guaranteed to work across all DevSound implementations, we
-    // do not use them here.
-    // In order to comply with the expected bevahiour of QAudioOutput, we store
-    // the value and return it from bufferSize(), but the underlying DevSound
-    // buffer size remains unchanged.
-    if (value > 0)
-        m_clientBufferSize = value;
-}
-
-int SymbianAudioOutput::bufferSize() const
-{
-    return m_devSoundBufferSize ? m_devSoundBufferSize : m_clientBufferSize;
-}
-
-void SymbianAudioOutput::setNotifyInterval(int ms)
-{
-    if (ms > 0) {
-        const int oldNotifyInterval = m_notifyInterval;
-        m_notifyInterval = ms;
-        if (m_notifyTimer->isActive() && ms != oldNotifyInterval)
-            m_notifyTimer->start(m_notifyInterval);
-    }
-}
-
-int SymbianAudioOutput::notifyInterval() const
-{
-    return m_notifyInterval;
-}
-
-qint64 SymbianAudioOutput::processedUSecs() const
-{
-    int samplesPlayed = 0;
-    if (m_devSound && SymbianAudio::SuspendedState != m_internalState)
-        samplesPlayed = getSamplesPlayed();
-
-    // Protect against division by zero
-    Q_ASSERT_X(m_format.frequency() > 0, Q_FUNC_INFO, "Invalid frequency");
-
-    const qint64 result = qint64(1000000) *
-                          (samplesPlayed + m_totalSamplesPlayed)
-                        / m_format.frequency();
-
-    return result;
-}
-
-qint64 SymbianAudioOutput::elapsedUSecs() const
-{
-    const qint64 result = (QAudio::StoppedState == state()) ?
-                              0 : m_elapsed.elapsed() * 1000;
-    return result;
-}
-
-QAudio::Error SymbianAudioOutput::error() const
-{
-    return m_error;
-}
-
-QAudio::State SymbianAudioOutput::state() const
-{
-    return m_externalState;
-}
-
-QAudioFormat SymbianAudioOutput::format() const
-{
-    return m_format;
-}
-
-//-----------------------------------------------------------------------------
-// MDevSoundObserver implementation
-//-----------------------------------------------------------------------------
-
-void SymbianAudioOutput::InitializeComplete(TInt aError)
-{
-    Q_ASSERT_X(SymbianAudio::InitializingState == m_internalState,
-        Q_FUNC_INFO, "Invalid state");
-
-    if (KErrNone == aError)
-        startPlayback();
-}
-
-void SymbianAudioOutput::ToneFinished(TInt aError)
-{
-    Q_UNUSED(aError)
-    // This class doesn't use DevSound's tone playback functions, so should
-    // never receive this callback.
-    Q_ASSERT_X(false, Q_FUNC_INFO, "Unexpected callback");
-}
-
-void SymbianAudioOutput::BufferToBeFilled(CMMFBuffer *aBuffer)
-{
-    // Following receipt of this callback, DevSound should not provide another
-    // buffer until we have returned the current one.
-    Q_ASSERT_X(!m_devSoundBuffer, Q_FUNC_INFO, "Buffer already held");
-
-    // Will be returned to DevSound by bufferFilled().
-    m_devSoundBuffer = static_cast<CMMFDataBuffer*>(aBuffer);
-
-    if (!m_devSoundBufferSize)
-        m_devSoundBufferSize = m_devSoundBuffer->Data().MaxLength();
-
-    writePaddingData();
-
-    if (m_pullMode && isDataReady() && !m_bytesPadding)
-        pullData();
-}
-
-void SymbianAudioOutput::PlayError(TInt aError)
-{
-    switch (aError) {
-    case KErrUnderflow:
-        m_underflow = true;
-        if (m_pullMode && !m_lastBuffer)
-            setError(QAudio::UnderrunError);
-        else
-            setState(SymbianAudio::IdleState);
-        break;
-    default:
-        setError(QAudio::IOError);
-        break;
-    }
-}
-
-void SymbianAudioOutput::BufferToBeEmptied(CMMFBuffer *aBuffer)
-{
-    Q_UNUSED(aBuffer)
-    // This class doesn't use DevSound in record mode, so should never receive
-    // this callback.
-    Q_ASSERT_X(false, Q_FUNC_INFO, "Unexpected callback");
-}
-
-void SymbianAudioOutput::RecordError(TInt aError)
-{
-    Q_UNUSED(aError)
-    // This class doesn't use DevSound in record mode, so should never receive
-    // this callback.
-    Q_ASSERT_X(false, Q_FUNC_INFO, "Unexpected callback");
-}
-
-void SymbianAudioOutput::ConvertError(TInt aError)
-{
-    Q_UNUSED(aError)
-    // This class doesn't use DevSound's format conversion functions, so
-    // should never receive this callback.
-    Q_ASSERT_X(false, Q_FUNC_INFO, "Unexpected callback");
-}
-
-void SymbianAudioOutput::DeviceMessage(TUid aMessageType, const TDesC8 &aMsg)
-{
-    Q_UNUSED(aMessageType)
-    Q_UNUSED(aMsg)
-    // Ignore this callback.
-}
-
-//-----------------------------------------------------------------------------
-// Private functions
-//-----------------------------------------------------------------------------
-
-void SymbianAudioOutput::dataReady()
-{
-    // Client-provided QIODevice has data ready to read.
-
-    Q_ASSERT_X(m_source->bytesAvailable(), Q_FUNC_INFO,
-        "readyRead signal received, but no data available");
-
-    if (!m_bytesPadding)
-        pullData();
-}
-
-void SymbianAudioOutput::underflowTimerExpired()
-{
-    const TInt samplesPlayed = getSamplesPlayed();
-    if (m_samplesPlayed && (samplesPlayed == m_samplesPlayed)) {
-        setError(QAudio::UnderrunError);
-    } else {
-        m_samplesPlayed = samplesPlayed;
-        m_underflowTimer->start();
-    }
-}
-
-void SymbianAudioOutput::open()
-{
-    Q_ASSERT_X(SymbianAudio::ClosedState == m_internalState,
-        Q_FUNC_INFO, "DevSound already opened");
-
-    QT_TRAP_THROWING( m_devSound.reset(CMMFDevSound::NewL()) )
-
-    QScopedPointer<SymbianAudio::DevSoundCapabilities> caps(
-        new SymbianAudio::DevSoundCapabilities(*m_devSound,
-                                               QAudio::AudioOutput));
-
-    int err = SymbianAudio::Utils::isFormatSupported(m_format, *caps) ?
-                  KErrNone : KErrNotSupported;
-
-    if (KErrNone == err) {
-        setState(SymbianAudio::InitializingState);
-        TRAP(err, m_devSound->InitializeL(*this, m_nativeFourCC,
-                                          EMMFStatePlaying));
-    }
-
-    if (KErrNone != err) {
-        setError(QAudio::OpenError);
-        m_devSound.reset();
-    }
-}
-
-void SymbianAudioOutput::startPlayback()
-{
-    TRAPD(err, startDevSoundL());
-    if (KErrNone == err) {
-        if (isDataReady())
-            setState(SymbianAudio::ActiveState);
-        else
-            setState(SymbianAudio::IdleState);
-
-        m_notifyTimer->start(m_notifyInterval);
-        m_underflow = false;
-
-        Q_ASSERT(m_devSound->SamplesPlayed() == 0);
-
-        writePaddingData();
-
-        if (m_pullMode && m_source->bytesAvailable() && !m_bytesPadding)
-            dataReady();
-    } else {
-        setError(QAudio::OpenError);
-        close();
-    }
-}
-
-void SymbianAudioOutput::startDevSoundL()
-{
-    TMMFCapabilities nativeFormat = m_devSound->Config();
-    m_nativeFormat.iBufferSize = nativeFormat.iBufferSize;
-    m_devSound->SetConfigL(m_nativeFormat);
-    m_devSound->PlayInitL();
-}
-
-void SymbianAudioOutput::writePaddingData()
-{
-    // See comments in suspend()
-
-    while (m_devSoundBuffer && m_bytesPadding) {
-        if (SymbianAudio::IdleState == m_internalState)
-            setState(SymbianAudio::ActiveState);
-
-        TDes8 &outputBuffer = m_devSoundBuffer->Data();
-        const qint64 outputBytes = bytesFree();
-        const qint64 paddingBytes = outputBytes < m_bytesPadding ?
-                                        outputBytes : m_bytesPadding;
-        unsigned char *ptr = const_cast<unsigned char*>(outputBuffer.Ptr());
-        Mem::FillZ(ptr, paddingBytes);
-        outputBuffer.SetLength(outputBuffer.Length() + paddingBytes);
-        m_bytesPadding -= paddingBytes;
-
-        if (m_pullMode && m_source->atEnd())
-            lastBufferFilled();
-        if (paddingBytes == outputBytes)
-            bufferFilled();
-    }
-}
-
-qint64 SymbianAudioOutput::pushData(const char *data, qint64 len)
-{
-    // Data has been written to SymbianAudioOutputPrivate
-
-    Q_ASSERT_X(!m_pullMode, Q_FUNC_INFO,
-        "pushData called when in pull mode");
-
-    const unsigned char *const inputPtr =
-        reinterpret_cast<const unsigned char*>(data);
-    qint64 bytesWritten = 0;
-
-    if (SymbianAudio::IdleState == m_internalState)
-        setState(SymbianAudio::ActiveState);
-
-    while (m_devSoundBuffer && (bytesWritten < len)) {
-        // writePaddingData() is called from BufferToBeFilled(), so we should
-        // never have any padding data left at this point.
-        Q_ASSERT_X(0 == m_bytesPadding, Q_FUNC_INFO,
-            "Padding bytes remaining in pushData");
-
-        TDes8 &outputBuffer = m_devSoundBuffer->Data();
-
-        const qint64 outputBytes = bytesFree();
-        const qint64 inputBytes = len - bytesWritten;
-        const qint64 copyBytes = outputBytes < inputBytes ?
-                                     outputBytes : inputBytes;
-
-        outputBuffer.Append(inputPtr + bytesWritten, copyBytes);
-        bytesWritten += copyBytes;
-
-        bufferFilled();
-    }
-
-    m_pushDataReady = (bytesWritten < len);
-
-    // If DevSound is still initializing (m_internalState == InitializingState),
-    // we cannot transition m_internalState to ActiveState, but we must emit
-    // an (external) state change from IdleState to ActiveState.  The following
-    // call triggers this signal.
-    setState(m_internalState);
-
-    return bytesWritten;
-}
-
-void SymbianAudioOutput::pullData()
-{
-    Q_ASSERT_X(m_pullMode, Q_FUNC_INFO,
-        "pullData called when in push mode");
-
-    if (m_bytesPadding)
-        m_bytesPadding = 1;
-
-    // writePaddingData() is called by BufferToBeFilled() before pullData(),
-    // so we should never have any padding data left at this point.
-    Q_ASSERT_X(0 == m_bytesPadding, Q_FUNC_INFO,
-        "Padding bytes remaining in pullData");
-
-    qint64 inputBytes = m_source->bytesAvailable();
-    while (m_devSoundBuffer && inputBytes) {
-        if (SymbianAudio::IdleState == m_internalState)
-            setState(SymbianAudio::ActiveState);
-
-        TDes8 &outputBuffer = m_devSoundBuffer->Data();
-
-        const qint64 outputBytes = bytesFree();
-        const qint64 copyBytes = outputBytes < inputBytes ?
-                                     outputBytes : inputBytes;
-
-        char *outputPtr = (char*)(outputBuffer.Ptr() + outputBuffer.Length());
-        const qint64 bytesCopied = m_source->read(outputPtr, copyBytes);
-        Q_ASSERT(bytesCopied == copyBytes);
-        outputBuffer.SetLength(outputBuffer.Length() + bytesCopied);
-        inputBytes -= bytesCopied;
-
-        if (m_source->atEnd())
-            lastBufferFilled();
-        else if (copyBytes == outputBytes)
-            bufferFilled();
-    }
-}
-
-void SymbianAudioOutput::bufferFilled()
-{
-    Q_ASSERT_X(m_devSoundBuffer, Q_FUNC_INFO, "No buffer to return");
-
-    const TDes8 &outputBuffer = m_devSoundBuffer->Data();
-    m_bytesWritten += outputBuffer.Length();
-
-    m_devSoundBuffer = 0;
-
-    m_samplesPlayed = getSamplesPlayed();
-    m_underflowTimer->start();
-
-    if (QAudio::UnderrunError == m_error)
-        m_error = QAudio::NoError;
-
-    m_devSound->PlayData();
-}
-
-void SymbianAudioOutput::lastBufferFilled()
-{
-    Q_ASSERT_X(m_devSoundBuffer, Q_FUNC_INFO, "No buffer to fill");
-    Q_ASSERT_X(!m_lastBuffer, Q_FUNC_INFO, "Last buffer already sent");
-    m_lastBuffer = true;
-    m_devSoundBuffer->SetLastBuffer(ETrue);
-    bufferFilled();
-}
-
-void SymbianAudioOutput::close()
-{
-    m_notifyTimer->stop();
-    m_underflowTimer->stop();
-
-    m_error = QAudio::NoError;
-
-    if (m_devSound)
-        m_devSound->Stop();
-    m_devSound.reset();
-    m_devSoundBuffer = 0;
-    m_devSoundBufferSize = 0;
-
-    if (!m_pullMode) // m_source is owned
-        delete m_source;
-    m_pullMode = false;
-    m_source = 0;
-
-    m_bytesWritten = 0;
-    m_pushDataReady = false;
-    m_bytesPadding = 0;
-    m_underflow = false;
-    m_lastBuffer = false;
-    m_samplesPlayed = 0;
-    m_totalSamplesPlayed = 0;
-
-    setState(SymbianAudio::ClosedState);
-}
-
-qint64 SymbianAudioOutput::getSamplesPlayed() const
-{
-    qint64 result = 0;
-    if (m_devSound) {
-        const qint64 samplesWritten = SymbianAudio::Utils::bytesToSamples(
-                                          m_format, m_bytesWritten);
-
-        if (m_underflow) {
-            result = samplesWritten;
-        } else {
-            // This is necessary because some DevSound implementations report
-            // that they have played more data than has actually been provided to them
-            // by the client.
-            const qint64 devSoundSamplesPlayed(m_devSound->SamplesPlayed());
-            result = qMin(devSoundSamplesPlayed, samplesWritten);
-        }
-    }
-    return result;
-}
-
-void SymbianAudioOutput::setError(QAudio::Error error)
-{
-    m_error = error;
-
-    // Although no state transition actually occurs here, a stateChanged event
-    // must be emitted to inform the client that the call to start() was
-    // unsuccessful.
-    if (QAudio::OpenError == error)
-        emit stateChanged(QAudio::StoppedState);
-
-    if (QAudio::UnderrunError == error)
-        setState(SymbianAudio::IdleState);
-    else
-        // Close the DevSound instance.  This causes a transition to
-        // StoppedState.  This must be done asynchronously in case the
-        // current function was called from a DevSound event handler, in which
-        // case deleting the DevSound instance may cause an exception.
-        QMetaObject::invokeMethod(this, "close", Qt::QueuedConnection);
-}
-
-void SymbianAudioOutput::setState(SymbianAudio::State newInternalState)
-{
-    const QAudio::State oldExternalState = m_externalState;
-    m_internalState = newInternalState;
-    m_externalState = SymbianAudio::Utils::stateNativeToQt(
-                            m_internalState, initializingState());
-
-    if (m_externalState != oldExternalState)
-        emit stateChanged(m_externalState);
-}
-
-bool SymbianAudioOutput::isDataReady() const
-{
-    return (m_source && m_source->bytesAvailable())
-        ||  m_bytesPadding
-        ||  m_pushDataReady;
-}
-
-QAudio::State SymbianAudioOutput::initializingState() const
-{
-    return isDataReady() ? QAudio::ActiveState : QAudio::IdleState;
-}
-
-QT_END_NAMESPACE
diff --git a/src/plugins/audio/symbian/symbianaudiooutput.h b/src/plugins/audio/symbian/symbianaudiooutput.h
deleted file mode 100644
index 8994e46bed..0000000000
--- a/src/plugins/audio/symbian/symbianaudiooutput.h
+++ /dev/null
@@ -1,199 +0,0 @@
-/****************************************************************************
-**
-** 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 QtMultimedia module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** 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.
-**
-**
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef SYMBIANAUDIOOUTPUT_H
-#define SYMBIANAUDIOOUTPUT_H
-
-#include <QtMultimedia/qaudioengine.h>
-#include <QTime>
-#include <QTimer>
-#include <sounddevice.h>
-#include "symbianaudio.h"
-
-QT_BEGIN_NAMESPACE
-
-class SymbianAudioOutput;
-
-class SymbianAudioOutputPrivate : public QIODevice
-{
-    friend class SymbianAudioOutput;
-    Q_OBJECT
-public:
-    SymbianAudioOutputPrivate(SymbianAudioOutput *audio);
-    ~SymbianAudioOutputPrivate();
-
-    qint64 readData(char *data, qint64 len);
-    qint64 writeData(const char *data, qint64 len);
-
-private:
-    SymbianAudioOutput *const m_audioDevice;
-};
-
-class SymbianAudioOutput
-    :   public QAbstractAudioOutput
-    ,   public MDevSoundObserver
-{
-    friend class SymbianAudioOutputPrivate;
-    Q_OBJECT
-public:
-    SymbianAudioOutput(const QByteArray &device,
-                       const QAudioFormat &audioFormat);
-    ~SymbianAudioOutput();
-
-    // QAbstractAudioOutput
-    QIODevice* start(QIODevice *device = 0);
-    void stop();
-    void reset();
-    void suspend();
-    void resume();
-    int bytesFree() const;
-    int periodSize() const;
-    void setBufferSize(int value);
-    int bufferSize() const;
-    void setNotifyInterval(int milliSeconds);
-    int notifyInterval() const;
-    qint64 processedUSecs() const;
-    qint64 elapsedUSecs() const;
-    QAudio::Error error() const;
-    QAudio::State state() const;
-    QAudioFormat format() const;
-
-    // MDevSoundObserver
-    void InitializeComplete(TInt aError);
-    void ToneFinished(TInt aError);
-    void BufferToBeFilled(CMMFBuffer *aBuffer);
-    void PlayError(TInt aError);
-    void BufferToBeEmptied(CMMFBuffer *aBuffer);
-    void RecordError(TInt aError);
-    void ConvertError(TInt aError);
-    void DeviceMessage(TUid aMessageType, const TDesC8 &aMsg);
-
-private slots:
-    void dataReady();
-    void underflowTimerExpired();
-
-private:
-   void open();
-   void startPlayback();
-   void startDevSoundL();
-   void writePaddingData();
-   qint64 pushData(const char *data, qint64 len);
-   void pullData();
-   void bufferFilled();
-   void lastBufferFilled();
-   Q_INVOKABLE void close();
-
-   qint64 getSamplesPlayed() const;
-
-   void setError(QAudio::Error error);
-   void setState(SymbianAudio::State state);
-
-   bool isDataReady() const;
-   QAudio::State initializingState() const;
-
-private:
-    const QByteArray m_device;
-    const QAudioFormat m_format;
-
-    int m_clientBufferSize;
-    int m_notifyInterval;
-    QScopedPointer<QTimer> m_notifyTimer;
-    QTime m_elapsed;
-    QAudio::Error m_error;
-
-    SymbianAudio::State m_internalState;
-    QAudio::State m_externalState;
-
-    bool m_pullMode;
-    QIODevice *m_source;
-
-    QScopedPointer<CMMFDevSound> m_devSound;
-    TUint32 m_nativeFourCC;
-    TMMFCapabilities m_nativeFormat;
-
-    // Buffer provided by DevSound, to be filled with data.
-    CMMFDataBuffer *m_devSoundBuffer;
-
-    int m_devSoundBufferSize;
-
-    // Number of bytes transferred from QIODevice to QAudioOutput.  It is
-    // necessary to count this because data is dropped when suspend() is
-    // called.  The difference between the position reported by DevSound and
-    // this value allows us to calculate m_bytesPadding;
-    quint32 m_bytesWritten;
-
-    // True if client has provided data while the audio subsystem was not
-    // ready to consume it.
-    bool m_pushDataReady;
-
-    // Number of zero bytes which will be written when client calls resume().
-    quint32 m_bytesPadding;
-
-    // True if PlayError(KErrUnderflow) has been called.
-    bool m_underflow;
-
-    // True if a buffer marked with the "last buffer" flag has been provided
-    // to DevSound.
-    bool m_lastBuffer;
-
-    // Some DevSound implementations ignore all underflow errors raised by the
-    // audio driver, unless the last buffer flag has been set by the client.
-    // In push-mode playback, this flag will never be set, so the underflow
-    // error will never be reported.  In order to work around this, a timer
-    // is used, which gets reset every time the client provides more data.  If
-    // the timer expires, an underflow error is raised by this object.
-    QScopedPointer<QTimer> m_underflowTimer;
-
-    // Result of previous call to CMMFDevSound::SamplesPlayed().  This value is
-    // used to determine whether, when m_underflowTimer expires, an
-    // underflow error has actually occurred.
-    quint32 m_samplesPlayed;
-
-    // Samples played up to the last call to suspend().  It is necessary
-    // to cache this because suspend() is implemented using
-    // CMMFDevSound::Stop(), which resets DevSound's SamplesPlayed() counter.
-    quint32 m_totalSamplesPlayed;
-
-};
-
-QT_END_NAMESPACE
-
-#endif
diff --git a/src/plugins/audio/symbian/symbianaudioutils.cpp b/src/plugins/audio/symbian/symbianaudioutils.cpp
deleted file mode 100644
index f04c1982fd..0000000000
--- a/src/plugins/audio/symbian/symbianaudioutils.cpp
+++ /dev/null
@@ -1,395 +0,0 @@
-/****************************************************************************
-**
-** 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 QtMultimedia module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** 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 "symbianaudioutils.h"
-#include <mmffourcc.h>
-
-QT_BEGIN_NAMESPACE
-
-namespace SymbianAudio {
-
-DevSoundCapabilities::DevSoundCapabilities(CMMFDevSound &devsound,
-                                           QAudio::Mode mode)
-{
-    QT_TRAP_THROWING(constructL(devsound, mode));
-}
-
-DevSoundCapabilities::~DevSoundCapabilities()
-{
-    m_fourCC.Close();
-}
-
-void DevSoundCapabilities::constructL(CMMFDevSound &devsound,
-                                      QAudio::Mode mode)
-{
-    m_caps = devsound.Capabilities();
-
-    TMMFPrioritySettings settings;
-
-    switch (mode) {
-    case QAudio::AudioOutput:
-        settings.iState = EMMFStatePlaying;
-        devsound.GetSupportedInputDataTypesL(m_fourCC, settings);
-        break;
-
-    case QAudio::AudioInput:
-        settings.iState = EMMFStateRecording;
-        devsound.GetSupportedInputDataTypesL(m_fourCC, settings);
-        break;
-
-    default:
-        Q_ASSERT_X(false, Q_FUNC_INFO, "Invalid mode");
-    }
-}
-
-namespace Utils {
-
-//-----------------------------------------------------------------------------
-// Static data
-//-----------------------------------------------------------------------------
-
-// Sample rate / frequency
-
-typedef TMMFSampleRate SampleRateNative;
-typedef int SampleRateQt;
-
-const int SampleRateCount = 12;
-
-const SampleRateNative SampleRateListNative[SampleRateCount] = {
-        EMMFSampleRate8000Hz
-    ,   EMMFSampleRate11025Hz
-    ,   EMMFSampleRate12000Hz
-    ,   EMMFSampleRate16000Hz
-    ,   EMMFSampleRate22050Hz
-    ,   EMMFSampleRate24000Hz
-    ,   EMMFSampleRate32000Hz
-    ,   EMMFSampleRate44100Hz
-    ,   EMMFSampleRate48000Hz
-    ,   EMMFSampleRate64000Hz
-    ,   EMMFSampleRate88200Hz
-    ,   EMMFSampleRate96000Hz
-};
-
-const SampleRateQt SampleRateListQt[SampleRateCount] = {
-        8000
-    ,   11025
-    ,   12000
-    ,   16000
-    ,   22050
-    ,   24000
-    ,   32000
-    ,   44100
-    ,   48000
-    ,   64000
-    ,   88200
-    ,   96000
-};
-
-// Channels
-
-typedef TMMFMonoStereo ChannelsNative;
-typedef int ChannelsQt;
-
-const int ChannelsCount = 2;
-
-const ChannelsNative ChannelsListNative[ChannelsCount] = {
-        EMMFMono
-    ,   EMMFStereo
-};
-
-const ChannelsQt ChannelsListQt[ChannelsCount] = {
-        1
-    ,   2
-};
-
-// Encoding
-
-const int EncodingCount = 6;
-
-const TUint32 EncodingFourCC[EncodingCount] = {
-        KMMFFourCCCodePCM8              // 0
-    ,   KMMFFourCCCodePCMU8             // 1
-    ,   KMMFFourCCCodePCM16             // 2
-    ,   KMMFFourCCCodePCMU16            // 3
-    ,   KMMFFourCCCodePCM16B            // 4
-    ,   KMMFFourCCCodePCMU16B           // 5
-};
-
-// The characterised DevSound API specification states that the iEncoding
-// field in TMMFCapabilities is ignored, and that the FourCC should be used
-// to specify the PCM encoding.
-// See "SGL.GT0287.102 Multimedia DevSound Baseline Compatibility.doc" in the
-// mm_info/mm_docs repository.
-const TMMFSoundEncoding EncodingNative[EncodingCount] = {
-        EMMFSoundEncoding16BitPCM       // 0
-    ,   EMMFSoundEncoding16BitPCM       // 1
-    ,   EMMFSoundEncoding16BitPCM       // 2
-    ,   EMMFSoundEncoding16BitPCM       // 3
-    ,   EMMFSoundEncoding16BitPCM       // 4
-    ,   EMMFSoundEncoding16BitPCM       // 5
-};
-
-
-const int EncodingSampleSize[EncodingCount] = {
-        8                               // 0
-    ,   8                               // 1
-    ,   16                              // 2
-    ,   16                              // 3
-    ,   16                              // 4
-    ,   16                              // 5
-};
-
-const QAudioFormat::Endian EncodingByteOrder[EncodingCount] = {
-        QAudioFormat::LittleEndian      // 0
-    ,   QAudioFormat::LittleEndian      // 1
-    ,   QAudioFormat::LittleEndian      // 2
-    ,   QAudioFormat::LittleEndian      // 3
-    ,   QAudioFormat::BigEndian         // 4
-    ,   QAudioFormat::BigEndian         // 5
-};
-
-const QAudioFormat::SampleType EncodingSampleType[EncodingCount] = {
-        QAudioFormat::SignedInt         // 0
-    ,   QAudioFormat::UnSignedInt       // 1
-    ,   QAudioFormat::SignedInt         // 2
-    ,   QAudioFormat::UnSignedInt       // 3
-    ,   QAudioFormat::SignedInt         // 4
-    ,   QAudioFormat::UnSignedInt       // 5
-};
-
-
-//-----------------------------------------------------------------------------
-// Private functions
-//-----------------------------------------------------------------------------
-
-// Helper functions for implementing parameter conversions
-
-template<typename Input>
-bool findValue(const Input *inputArray, int length, Input input, int &index) {
-    bool result = false;
-    for (int i=0; !result && i<length; ++i)
-        if (inputArray[i] == input) {
-            index = i;
-            result = true;
-        }
-    return result;
-}
-
-template<typename Input, typename Output>
-bool convertValue(const Input *inputArray, const Output *outputArray,
-    int length, Input input, Output &output) {
-    int index;
-    const bool result = findValue<Input>(inputArray, length, input, index);
-    if (result)
-        output = outputArray[index];
-    return result;
-}
-
-/**
- * Macro which is used to generate the implementation of the conversion
- * functions.  The implementation is just a wrapper around the templated
- * convertValue function, e.g.
- *
- * CONVERSION_FUNCTION_IMPL(SampleRate, Qt, Native)
- *
- * expands to
- *
- * bool SampleRateQtToNative(int input, TMMFSampleRate &output) {
- *      return convertValue<SampleRateQt, SampleRateNative>
- *          (SampleRateListQt, SampleRateListNative, SampleRateCount,
- *          input, output);
- * }
- */
-#define CONVERSION_FUNCTION_IMPL(FieldLc, Field, Input, Output)               \
-bool FieldLc##Input##To##Output(Field##Input input, Field##Output &output) {  \
-    return convertValue<Field##Input, Field##Output>(Field##List##Input,      \
-        Field##List##Output, Field##Count, input, output);                    \
-}
-
-//-----------------------------------------------------------------------------
-// Local helper functions
-//-----------------------------------------------------------------------------
-
-CONVERSION_FUNCTION_IMPL(sampleRate, SampleRate, Qt, Native)
-CONVERSION_FUNCTION_IMPL(sampleRate, SampleRate, Native, Qt)
-CONVERSION_FUNCTION_IMPL(channels, Channels, Qt, Native)
-CONVERSION_FUNCTION_IMPL(channels, Channels, Native, Qt)
-
-bool sampleInfoQtToNative(int inputSampleSize,
-                          QAudioFormat::Endian inputByteOrder,
-                          QAudioFormat::SampleType inputSampleType,
-                          TUint32 &outputFourCC,
-                          TMMFSoundEncoding &outputEncoding) {
-
-    bool found = false;
-
-    for (int i=0; i<EncodingCount && !found; ++i) {
-        if (    EncodingSampleSize[i] == inputSampleSize
-            &&  EncodingByteOrder[i] == inputByteOrder
-            &&  EncodingSampleType[i] == inputSampleType) {
-            outputFourCC = EncodingFourCC[i];
-            outputEncoding = EncodingNative[i]; // EMMFSoundEncoding16BitPCM
-            found = true;
-        }
-    }
-
-    return found;
-}
-
-//-----------------------------------------------------------------------------
-// Public functions
-//-----------------------------------------------------------------------------
-
-void capabilitiesNativeToQt(const DevSoundCapabilities &caps,
-                            QList<int> &frequencies,
-                            QList<int> &channels,
-                            QList<int> &sampleSizes,
-                            QList<QAudioFormat::Endian> &byteOrders,
-                            QList<QAudioFormat::SampleType> &sampleTypes) {
-
-    frequencies.clear();
-    sampleSizes.clear();
-    byteOrders.clear();
-    sampleTypes.clear();
-    channels.clear();
-
-    for (int i=0; i<SampleRateCount; ++i)
-        if (caps.caps().iRate & SampleRateListNative[i])
-            frequencies += SampleRateListQt[i];
-
-    for (int i=0; i<ChannelsCount; ++i)
-        if (caps.caps().iChannels & ChannelsListNative[i])
-            channels += ChannelsListQt[i];
-
-    for (int i=0; i<EncodingCount; ++i) {
-        if (caps.fourCC().Find(EncodingFourCC[i]) != KErrNotFound) {
-            sampleSizes += EncodingSampleSize[i];
-            byteOrders += EncodingByteOrder[i];
-            sampleTypes += EncodingSampleType[i];
-        }
-    }
-
-}
-
-bool isFormatSupported(const QAudioFormat &formatQt,
-                       const DevSoundCapabilities &caps) {
-    TMMFCapabilities formatNative;
-    TUint32 fourCC;
-
-    bool result = false;
-    if (formatQt.codec() == "audio/pcm" &&
-        formatQtToNative(formatQt, fourCC, formatNative)) {
-        result =
-                (formatNative.iRate & caps.caps().iRate)
-            &&  (formatNative.iChannels & caps.caps().iChannels)
-            &&  (caps.fourCC().Find(fourCC) != KErrNotFound);
-    }
-    return result;
-}
-
-bool formatQtToNative(const QAudioFormat &inputFormat,
-                      TUint32 &outputFourCC,
-                      TMMFCapabilities &outputFormat) {
-
-    bool result = false;
-
-    // Need to use temporary variables because TMMFCapabilities fields are all
-    // TInt, rather than MMF enumerated types.
-    TMMFSampleRate outputSampleRate;
-    TMMFMonoStereo outputChannels;
-    TMMFSoundEncoding outputEncoding;
-
-    if (inputFormat.codec() == "audio/pcm") {
-        result =
-                sampleRateQtToNative(inputFormat.frequency(), outputSampleRate)
-            &&  channelsQtToNative(inputFormat.channels(), outputChannels)
-            &&  sampleInfoQtToNative(inputFormat.sampleSize(),
-                                     inputFormat.byteOrder(),
-                                     inputFormat.sampleType(),
-                                     outputFourCC,
-                                     outputEncoding);
-    }
-
-    if (result) {
-        outputFormat.iRate = outputSampleRate;
-        outputFormat.iChannels = outputChannels;
-        outputFormat.iEncoding = outputEncoding;
-    }
-
-    return result;
-}
-
-QAudio::State stateNativeToQt(State nativeState,
-                              QAudio::State initializingState)
-{
-    switch (nativeState) {
-    case ClosedState:
-        return QAudio::StoppedState;
-    case InitializingState:
-        return initializingState;
-    case ActiveState:
-        return QAudio::ActiveState;
-    case IdleState:
-        return QAudio::IdleState;
-    case SuspendedState:
-        return QAudio::SuspendedState;
-    default:
-        Q_ASSERT_X(false, Q_FUNC_INFO, "Invalid state");
-        return QAudio::StoppedState; // suppress compiler warning
-    }
-}
-
-qint64 bytesToSamples(const QAudioFormat &format, qint64 length)
-{
-    return length / ((format.sampleSize() / 8) * format.channels());
-}
-
-qint64 samplesToBytes(const QAudioFormat &format, qint64 samples)
-{
-    return samples * (format.sampleSize() / 8) * format.channels();
-}
-
-} // namespace Utils
-} // namespace SymbianAudio
-
-QT_END_NAMESPACE
-
-
diff --git a/src/plugins/audio/symbian/symbianaudioutils.h b/src/plugins/audio/symbian/symbianaudioutils.h
deleted file mode 100644
index 53274e083f..0000000000
--- a/src/plugins/audio/symbian/symbianaudioutils.h
+++ /dev/null
@@ -1,125 +0,0 @@
-/****************************************************************************
-**
-** 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 QtMultimedia module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** 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.
-**
-**
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef SYMBIANAUDIOUTILS_H
-#define SYMBIANAUDIOUTILS_H
-
-#include <QtCore/qnamespace.h>
-#include <QtMultimedia/qaudioformat.h>
-#include <QtMultimedia/qaudio.h>
-#include <sounddevice.h>
-#include "symbianaudio.h"
-
-QT_BEGIN_NAMESPACE
-
-namespace SymbianAudio {
-
-/*
- * Helper class for querying DevSound codec / format support
- */
-class DevSoundCapabilities {
-public:
-    DevSoundCapabilities(CMMFDevSound &devsound, QAudio::Mode mode);
-    ~DevSoundCapabilities();
-
-    const RArray<TFourCC>& fourCC() const   { return m_fourCC; }
-    const TMMFCapabilities& caps() const    { return m_caps; }
-
-private:
-    void constructL(CMMFDevSound &devsound, QAudio::Mode mode);
-
-private:
-    RArray<TFourCC> m_fourCC;
-    TMMFCapabilities m_caps;
-};
-
-namespace Utils {
-
-/**
- * Convert native audio capabilities to QAudio lists.
- */
-void capabilitiesNativeToQt(const DevSoundCapabilities &caps,
-                            QList<int> &frequencies,
-                            QList<int> &channels,
-                            QList<int> &sampleSizes,
-                            QList<QAudioFormat::Endian> &byteOrders,
-                            QList<QAudioFormat::SampleType> &sampleTypes);
-
-/**
- * Check whether format is supported.
- */
-bool isFormatSupported(const QAudioFormat &format,
-                       const DevSoundCapabilities &caps);
-
-/**
- * Convert QAudioFormat to native format types.
- *
- * Note that, despite the name, DevSound uses TMMFCapabilities to specify
- * single formats as well as capabilities.
- *
- * Note that this function does not modify outputFormat.iBufferSize.
- */
-bool formatQtToNative(const QAudioFormat &inputFormat,
-                      TUint32 &outputFourCC,
-                      TMMFCapabilities &outputFormat);
-
-/**
- * Convert internal states to QAudio states.
- */
-QAudio::State stateNativeToQt(State nativeState,
-                              QAudio::State initializingState);
-
-/**
- * Convert data length to number of samples.
- */
-qint64 bytesToSamples(const QAudioFormat &format, qint64 length);
-
-/**
- * Convert number of samples to data length.
- */
-qint64 samplesToBytes(const QAudioFormat &format, qint64 samples);
-
-} // namespace Utils
-} // namespace SymbianAudio
-
-QT_END_NAMESPACE
-
-#endif