Multimedia; Add GStreamer backend

38 files changed, 5922 insertions, 0 deletions

diff --git a/src/plugins/mediaservices/gstreamer/gstreamer.pro b/src/plugins/mediaservices/gstreamer/gstreamer.pro
new file mode 100644
index 0000000..e4e8d5a
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/gstreamer.pro
@@ -0,0 +1,57 @@
+TARGET = gstengine
+include(../../qpluginbase.pri)
+
+QT += multimedia
+
+unix:contains(QT_CONFIG, alsa) {
+    DEFINES += HAVE_ALSA
+    LIBS += -lasound
+}
+
+LIBS += -lXv
+
+CONFIG += link_pkgconfig
+
+PKGCONFIG += \
+    gstreamer-0.10 \
+    gstreamer-base-0.10 \
+    gstreamer-interfaces-0.10 \
+    gstreamer-audio-0.10 \
+    gstreamer-video-0.10
+
+# Input
+HEADERS += \
+    qgstreamermessage.h \
+    qgstreamerbushelper.h \
+    qgstreamervideooutputcontrol.h \
+    qgstreamervideorendererinterface.h \
+    qgstreamervideowidget.h \
+    qgstreamerserviceplugin.h \
+#    qgstreameraudioinputendpointselector.h \
+    qgstreamervideoinputdevicecontrol.h \
+    qgstreamervideooverlay.h \
+    qgstreamervideorenderer.h \
+    qgstvideobuffer.h \
+    qvideosurfacegstsink.h \
+    qx11videosurface.h
+
+SOURCES += \
+    qgstreamermessage.cpp \
+    qgstreamerbushelper.cpp \
+    qgstreamervideooutputcontrol.cpp \
+    qgstreamervideorendererinterface.cpp \
+    qgstreamervideowidget.cpp \
+    qgstreamerserviceplugin.cpp \
+#    qgstreameraudioinputendpointselector.cpp \
+    qgstreamervideoinputdevicecontrol.cpp \
+    qgstreamervideooverlay.cpp \
+    qgstreamervideorenderer.cpp \
+    qgstvideobuffer.cpp \
+    qvideosurfacegstsink.cpp \
+    qx11videosurface.cpp
+
+include(mediaplayer/mediaplayer.pri)
+
+QTDIR_build:DESTDIR = $$QT_BUILD_TREE/plugins/mediaservices
+target.path = $$[QT_INSTALL_PLUGINS]/plugins/mediaservices
+INSTALLS += target
diff --git a/src/plugins/mediaservices/gstreamer/mediaplayer/mediaplayer.pri b/src/plugins/mediaservices/gstreamer/mediaplayer/mediaplayer.pri
new file mode 100644
index 0000000..dda641c
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/mediaplayer/mediaplayer.pri
@@ -0,0 +1,19 @@
+INCLUDEPATH += $$PWD
+
+DEFINES += QMEDIA_GSTREAMER_PLAYER
+
+HEADERS += \
+    $$PWD/qgstreamerplayercontrol.h \
+    $$PWD/qgstreamerplayerservice.h \
+    $$PWD/qgstreamerplayersession.h \
+#    $$PWD/qgstreamerstreamscontrol.h \
+    $$PWD/qgstreamermetadataprovider.h
+
+SOURCES += \
+    $$PWD/qgstreamerplayercontrol.cpp \
+    $$PWD/qgstreamerplayerservice.cpp \
+    $$PWD/qgstreamerplayersession.cpp \
+#    $$PWD/qgstreamerstreamscontrol.cpp \
+    $$PWD/qgstreamermetadataprovider.cpp
+
+
diff --git a/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamermetadataprovider.cpp b/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamermetadataprovider.cpp
new file mode 100644
index 0000000..c22e83c
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamermetadataprovider.cpp
@@ -0,0 +1,204 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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 "qgstreamermetadataprovider.h"
+#include "qgstreamerplayersession.h"
+#include <QDebug>
+
+#include <gst/gstversion.h>
+
+struct QGstreamerMetaDataKeyLookup
+{
+    QtMedia::MetaData key;
+    const char *token;
+};
+
+static const QGstreamerMetaDataKeyLookup qt_gstreamerMetaDataKeys[] =
+{
+    { QtMedia::Title, GST_TAG_TITLE },
+    //{ QtMedia::SubTitle, 0 },
+    //{ QtMedia::Author, 0 },
+    { QtMedia::Comment, GST_TAG_COMMENT },
+    { QtMedia::Description, GST_TAG_DESCRIPTION },
+    //{ QtMedia::Category, 0 },
+    { QtMedia::Genre, GST_TAG_GENRE },
+    { QtMedia::Year, "year" },
+    //{ QtMedia::UserRating, 0 },
+
+    { QtMedia::Language, GST_TAG_LANGUAGE_CODE },
+
+    { QtMedia::Publisher, GST_TAG_ORGANIZATION },
+    { QtMedia::Copyright, GST_TAG_COPYRIGHT },
+    //{ QtMedia::ParentalRating, 0 },
+    //{ QtMedia::RatingOrganisation, 0 },
+
+    // Media
+    //{ QtMedia::Size, 0 },
+    //{ QtMedia::MediaType, 0 },
+    { QtMedia::Duration, GST_TAG_DURATION },
+
+    // Audio
+    { QtMedia::AudioBitRate, GST_TAG_BITRATE },
+    { QtMedia::AudioCodec, GST_TAG_AUDIO_CODEC },
+    //{ QtMedia::ChannelCount, 0 },
+    //{ QtMedia::Frequency, 0 },
+
+    // Music
+    { QtMedia::AlbumTitle, GST_TAG_ALBUM },
+    { QtMedia::AlbumArtist,  GST_TAG_ARTIST},
+    { QtMedia::ContributingArtist, GST_TAG_PERFORMER },
+#if (GST_VERSION_MAJOR >= 0) && (GST_VERSION_MINOR >= 10) && (GST_VERSION_MICRO >= 19)
+    { QtMedia::Composer, GST_TAG_COMPOSER },
+#endif
+    //{ QtMedia::Conductor, 0 },
+    //{ QtMedia::Lyrics, 0 },
+    //{ QtMedia::Mood, 0 },
+    { QtMedia::TrackNumber, GST_TAG_TRACK_NUMBER },
+
+    //{ QtMedia::CoverArtUrlSmall, 0 },
+    //{ QtMedia::CoverArtUrlLarge, 0 },
+
+    // Image/Video
+    //{ QtMedia::Resolution, 0 },
+    //{ QtMedia::PixelAspectRatio, 0 },
+
+    // Video
+    //{ QtMedia::VideoFrameRate, 0 },
+    //{ QtMedia::VideoBitRate, 0 },
+    { QtMedia::VideoCodec, GST_TAG_VIDEO_CODEC },
+
+    //{ QtMedia::PosterUrl, 0 },
+
+    // Movie
+    //{ QtMedia::ChapterNumber, 0 },
+    //{ QtMedia::Director, 0 },
+    { QtMedia::LeadPerformer, GST_TAG_PERFORMER },
+    //{ QtMedia::Writer, 0 },
+
+    // Photos
+    //{ QtMedia::CameraManufacturer, 0 },
+    //{ QtMedia::CameraModel, 0 },
+    //{ QtMedia::Event, 0 },
+    //{ QtMedia::Subject, 0 }
+};
+
+QGstreamerMetaDataProvider::QGstreamerMetaDataProvider(QGstreamerPlayerSession *session, QObject *parent)
+    :QMetaDataControl(parent), m_session(session)
+{
+    connect(m_session, SIGNAL(tagsChanged()), SLOT(updateTags()));
+}
+
+QGstreamerMetaDataProvider::~QGstreamerMetaDataProvider()
+{
+}
+
+bool QGstreamerMetaDataProvider::isMetaDataAvailable() const
+{
+    return !m_session->tags().isEmpty();
+}
+
+bool QGstreamerMetaDataProvider::isWritable() const
+{
+    return false;
+}
+
+QVariant QGstreamerMetaDataProvider::metaData(QtMedia::MetaData key) const
+{
+    static const int count = sizeof(qt_gstreamerMetaDataKeys) / sizeof(QGstreamerMetaDataKeyLookup);
+
+    for (int i = 0; i < count; ++i) {
+        if (qt_gstreamerMetaDataKeys[i].key == key) {
+            return m_session->tags().value(QByteArray(qt_gstreamerMetaDataKeys[i].token));
+        }
+    }
+    return QVariant();
+}
+
+void QGstreamerMetaDataProvider::setMetaData(QtMedia::MetaData key, QVariant const &value)
+{
+    Q_UNUSED(key);
+    Q_UNUSED(value);
+}
+
+QList<QtMedia::MetaData> QGstreamerMetaDataProvider::availableMetaData() const
+{
+    static QMap<QByteArray, QtMedia::MetaData> keysMap;
+    if (keysMap.isEmpty()) {
+        const int count = sizeof(qt_gstreamerMetaDataKeys) / sizeof(QGstreamerMetaDataKeyLookup);
+        for (int i = 0; i < count; ++i) {
+            keysMap[QByteArray(qt_gstreamerMetaDataKeys[i].token)] = qt_gstreamerMetaDataKeys[i].key;
+        }
+    }
+
+    QList<QtMedia::MetaData> res;
+    foreach (const QByteArray &key, m_session->tags().keys()) {
+        QtMedia::MetaData tag = keysMap.value(key, QtMedia::MetaData(-1));
+        if (tag != -1)
+            res.append(tag);
+    }
+
+    return res;
+}
+
+QVariant QGstreamerMetaDataProvider::extendedMetaData(const QString &key) const
+{
+    return m_session->tags().value(key.toLatin1());
+}
+
+void QGstreamerMetaDataProvider::setExtendedMetaData(const QString &key, QVariant const &value)
+{
+    Q_UNUSED(key);
+    Q_UNUSED(value);
+}
+
+QStringList QGstreamerMetaDataProvider::availableExtendedMetaData() const
+{
+    QStringList res;
+    foreach (const QByteArray &key, m_session->tags().keys())
+        res.append(QString(key));
+
+    return res;
+}
+
+void QGstreamerMetaDataProvider::updateTags()
+{
+    emit metaDataChanged();
+}
diff --git a/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamermetadataprovider.h b/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamermetadataprovider.h
new file mode 100644
index 0000000..7e9af23
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamermetadataprovider.h
@@ -0,0 +1,83 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QGSTREAMERMETADATAPROVIDER_H
+#define QGSTREAMERMETADATAPROVIDER_H
+
+#include <QtMultimedia/qmetadatacontrol.h>
+
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+class QGstreamerPlayerSession;
+
+class QGstreamerMetaDataProvider : public QMetaDataControl
+{
+    Q_OBJECT
+public:
+    QGstreamerMetaDataProvider( QGstreamerPlayerSession *session, QObject *parent );
+    virtual ~QGstreamerMetaDataProvider();
+
+    bool isMetaDataAvailable() const;
+    bool isWritable() const;
+
+    QVariant metaData(QtMedia::MetaData key) const;
+    void setMetaData(QtMedia::MetaData key, const QVariant &value);
+    QList<QtMedia::MetaData> availableMetaData() const;
+
+    QVariant extendedMetaData(const QString &key) const ;
+    void setExtendedMetaData(const QString &key, const QVariant &value);
+    QStringList availableExtendedMetaData() const;
+
+private slots:
+    void updateTags();
+
+private:
+    QGstreamerPlayerSession *m_session;
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QGSTREAMERMETADATAPROVIDER_H
diff --git a/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerplayercontrol.cpp b/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerplayercontrol.cpp
new file mode 100644
index 0000000..730279a
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerplayercontrol.cpp
@@ -0,0 +1,334 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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 "qgstreamerplayercontrol.h"
+#include "qgstreamerplayersession.h"
+
+#include <qmediaplaylistnavigator.h>
+
+#include <QtCore/qdir.h>
+#include <QtCore/qsocketnotifier.h>
+#include <QtCore/qurl.h>
+#include <QtCore/qdebug.h>
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+
+QGstreamerPlayerControl::QGstreamerPlayerControl(QGstreamerPlayerSession *session, QObject *parent)
+    : QMediaPlayerControl(parent)
+    , m_session(session)
+    , m_stream(0)
+    , m_fifoNotifier(0)
+    , m_fifoCanWrite(false)
+    , m_bufferSize(0)
+    , m_bufferOffset(0)
+{
+    m_fifoFd[0] = -1;
+    m_fifoFd[1] = -1;
+
+    connect(m_session, SIGNAL(positionChanged(qint64)),
+            this, SIGNAL(positionChanged(qint64)));
+    connect(m_session, SIGNAL(durationChanged(qint64)),
+            this, SIGNAL(durationChanged(qint64)));
+    connect(m_session, SIGNAL(mutedStateChanged(bool)),
+            this, SIGNAL(mutedChanged(bool)));
+    connect(m_session, SIGNAL(volumeChanged(int)),
+            this, SIGNAL(volumeChanged(int)));
+    connect(m_session, SIGNAL(stateChanged(QMediaPlayer::State)),
+            this, SIGNAL(stateChanged(QMediaPlayer::State)));
+    connect(m_session, SIGNAL(mediaStatusChanged(QMediaPlayer::MediaStatus)),
+            this, SIGNAL(mediaStatusChanged(QMediaPlayer::MediaStatus)));
+    connect(m_session,SIGNAL(bufferingProgressChanged(int)),
+            this, SIGNAL(bufferStatusChanged(int)));
+    connect(m_session, SIGNAL(videoAvailableChanged(bool)),
+            this, SIGNAL(videoAvailableChanged(bool)));
+    connect(m_session, SIGNAL(seekableChanged(bool)),
+            this, SIGNAL(seekableChanged(bool)));
+}
+
+QGstreamerPlayerControl::~QGstreamerPlayerControl()
+{
+    if (m_fifoFd[0] >= 0) {
+        ::close(m_fifoFd[0]);
+        ::close(m_fifoFd[1]);
+        m_fifoFd[0] = -1;
+        m_fifoFd[1] = -1;
+    }
+}
+
+qint64 QGstreamerPlayerControl::position() const
+{
+    return m_session->position();
+}
+
+qint64 QGstreamerPlayerControl::duration() const
+{
+    return m_session->duration();
+}
+
+QMediaPlayer::State QGstreamerPlayerControl::state() const
+{
+    return m_session->state();
+}
+
+QMediaPlayer::MediaStatus QGstreamerPlayerControl::mediaStatus() const
+{
+    return m_session->mediaStatus();
+}
+
+int QGstreamerPlayerControl::bufferStatus() const
+{
+    return 100;
+}
+
+int QGstreamerPlayerControl::volume() const
+{
+    return m_session->volume();
+}
+
+bool QGstreamerPlayerControl::isMuted() const
+{
+    return m_session->isMuted();
+}
+
+bool QGstreamerPlayerControl::isSeekable() const
+{
+    return m_session->isSeekable();
+}
+
+QMediaTimeRange QGstreamerPlayerControl::availablePlaybackRanges() const
+{
+    QMediaTimeRange ranges;
+
+     if (m_session->isSeekable())
+         ranges.addInterval(0, m_session->duration());
+
+     return ranges;
+}
+
+qreal QGstreamerPlayerControl::playbackRate() const
+{
+    return m_session->playbackRate();
+}
+
+void QGstreamerPlayerControl::setPlaybackRate(qreal rate)
+{
+    m_session->setPlaybackRate(rate);
+}
+
+void QGstreamerPlayerControl::setPosition(qint64 pos)
+{
+    m_session->seek(pos);
+}
+
+void QGstreamerPlayerControl::play()
+{
+    m_session->play();
+
+    if (m_fifoFd[1] >= 0) {
+        m_fifoCanWrite = true;
+
+        writeFifo();
+    }
+}
+
+void QGstreamerPlayerControl::pause()
+{
+    m_session->pause();
+}
+
+void QGstreamerPlayerControl::stop()
+{
+    m_session->stop();
+}
+
+void QGstreamerPlayerControl::setVolume(int volume)
+{
+    m_session->setVolume(volume);
+}
+
+void QGstreamerPlayerControl::setMuted(bool muted)
+{
+    m_session->setMuted(muted);
+}
+
+QMediaContent QGstreamerPlayerControl::media() const
+{
+    return m_currentResource;
+}
+
+const QIODevice *QGstreamerPlayerControl::mediaStream() const
+{
+    return m_stream;
+}
+
+void QGstreamerPlayerControl::setMedia(const QMediaContent &content, QIODevice *stream)
+{
+    m_session->stop();
+
+    if (m_stream) {
+        closeFifo();
+
+        disconnect(m_stream, SIGNAL(readyRead()), this, SLOT(writeFifo()));
+        m_stream = 0;
+    }
+
+    m_currentResource = content;
+    m_stream = stream;
+
+    QUrl url;
+
+    if (m_stream) {
+        if (m_stream->isReadable() && openFifo()) {
+            url = QUrl(QString(QLatin1String("fd://%1")).arg(m_fifoFd[0]));
+        }
+    } else if (!content.isNull()) {
+        url = content.canonicalUrl();
+    }
+
+    m_session->load(url);
+
+    emit mediaChanged(m_currentResource);
+}
+
+void QGstreamerPlayerControl::setVideoOutput(QObject *output)
+{
+    m_session->setVideoRenderer(output);
+}
+
+bool QGstreamerPlayerControl::isVideoAvailable() const
+{
+    return m_session->isVideoAvailable();
+}
+
+void QGstreamerPlayerControl::writeFifo()
+{
+    if (m_fifoCanWrite) {
+        qint64 bytesToRead = qMin<qint64>(
+                m_stream->bytesAvailable(), PIPE_BUF - m_bufferSize);
+
+        if (bytesToRead > 0) {
+            int bytesRead = m_stream->read(&m_buffer[m_bufferOffset + m_bufferSize], bytesToRead);
+
+            if (bytesRead > 0)
+                m_bufferSize += bytesRead;
+        }
+
+        if (m_bufferSize > 0) {
+            int bytesWritten = ::write(m_fifoFd[1], &m_buffer[m_bufferOffset], size_t(m_bufferSize));
+
+            if (bytesWritten > 0) {
+                m_bufferOffset += bytesWritten;
+                m_bufferSize -= bytesWritten;
+
+                if (m_bufferSize == 0)
+                    m_bufferOffset = 0;
+            } else if (errno == EAGAIN) {
+                m_fifoCanWrite = false;
+            } else {
+                closeFifo();
+            }
+        }
+    }
+
+    m_fifoNotifier->setEnabled(m_stream->bytesAvailable() > 0);
+}
+
+void QGstreamerPlayerControl::fifoReadyWrite(int socket)
+{
+    if (socket == m_fifoFd[1]) {
+        m_fifoCanWrite = true;
+
+        writeFifo();
+    }
+}
+
+bool QGstreamerPlayerControl::openFifo()
+{
+    Q_ASSERT(m_fifoFd[0] < 0);
+    Q_ASSERT(m_fifoFd[1] < 0);
+
+    if (::pipe(m_fifoFd) == 0) {
+        int flags = ::fcntl(m_fifoFd[1], F_GETFD);
+
+        if (::fcntl(m_fifoFd[1], F_SETFD, flags | O_NONBLOCK) >= 0) {
+            m_fifoNotifier = new QSocketNotifier(m_fifoFd[1], QSocketNotifier::Write);
+
+            connect(m_fifoNotifier, SIGNAL(activated(int)), this, SLOT(fifoReadyWrite(int)));
+
+            return true;
+        } else {
+            qWarning("Failed to make pipe non blocking %d", errno);
+
+            ::close(m_fifoFd[0]);
+            ::close(m_fifoFd[1]);
+
+            m_fifoFd[0] = -1;
+            m_fifoFd[1] = -1;
+
+            return false;
+        }
+    } else {
+        qWarning("Failed to create pipe %d", errno);
+
+        return false;
+    }
+}
+
+void QGstreamerPlayerControl::closeFifo()
+{
+    if (m_fifoFd[0] >= 0) {
+        delete m_fifoNotifier;
+        m_fifoNotifier = 0;
+
+        ::close(m_fifoFd[0]);
+        ::close(m_fifoFd[1]);
+        m_fifoFd[0] = -1;
+        m_fifoFd[1] = -1;
+
+        m_fifoCanWrite = false;
+
+        m_bufferSize = 0;
+        m_bufferOffset = 0;
+    }
+}
diff --git a/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerplayercontrol.h b/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerplayercontrol.h
new file mode 100644
index 0000000..ec0253b
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerplayercontrol.h
@@ -0,0 +1,128 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QGSTREAMERPLAYERCONTROL_H
+#define QGSTREAMERPLAYERCONTROL_H
+
+#include <QtCore/qobject.h>
+
+#include <QtMultimedia/qmediaplayercontrol.h>
+#include <QtMultimedia/qmediaplayer.h>
+
+#include <limits.h>
+
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+class QMediaPlaylist;
+class QGstreamerPlayerSession;
+class QGstreamerPlayerService;
+class QMediaPlaylistNavigator;
+class QSocketNotifier;
+
+class QGstreamerPlayerControl : public QMediaPlayerControl
+{
+    Q_OBJECT
+
+public:
+    QGstreamerPlayerControl(QGstreamerPlayerSession *session, QObject *parent = 0);
+    ~QGstreamerPlayerControl();
+
+    QMediaPlayer::State state() const;
+    QMediaPlayer::MediaStatus mediaStatus() const;
+
+    qint64 position() const;
+    qint64 duration() const;
+
+    int bufferStatus() const;
+
+    int volume() const;
+    bool isMuted() const;
+
+    bool isVideoAvailable() const;
+    void setVideoOutput(QObject *output);
+
+    bool isSeekable() const;
+    QMediaTimeRange availablePlaybackRanges() const;
+
+    qreal playbackRate() const;
+    void setPlaybackRate(qreal rate);
+
+    QMediaContent media() const;
+    const QIODevice *mediaStream() const;
+    void setMedia(const QMediaContent&, QIODevice *);
+
+public Q_SLOTS:
+    void setPosition(qint64 pos);
+
+    void play();
+    void pause();
+    void stop();
+
+    void setVolume(int volume);
+    void setMuted(bool muted);
+
+private Q_SLOTS:
+    void writeFifo();
+    void fifoReadyWrite(int socket);
+
+private:
+    bool openFifo();
+    void closeFifo();
+
+    QGstreamerPlayerSession *m_session;
+    QMediaContent m_currentResource;
+    QIODevice *m_stream;
+    QSocketNotifier *m_fifoNotifier;
+    int m_fifoFd[2];
+    bool m_fifoCanWrite;
+    int m_bufferSize;
+    int m_bufferOffset;
+    char m_buffer[PIPE_BUF];
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif
diff --git a/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerplayerservice.cpp b/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerplayerservice.cpp
new file mode 100644
index 0000000..0c83147
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerplayerservice.cpp
@@ -0,0 +1,137 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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 <QtCore/qvariant.h>
+#include <QtCore/qdebug.h>
+#include <QtGui/qwidget.h>
+
+#include "qgstreamerplayerservice.h"
+#include "qgstreamerplayercontrol.h"
+#include "qgstreamerplayersession.h"
+#include "qgstreamermetadataprovider.h"
+#include "qgstreamervideooutputcontrol.h"
+
+#include "qgstreamervideooverlay.h"
+#include "qgstreamervideorenderer.h"
+
+#include "qgstreamervideowidget.h"
+//#include "qgstreamerstreamscontrol.h"
+
+#include <qmediaplaylistnavigator.h>
+#include <qmediaplaylist.h>
+
+
+QT_BEGIN_NAMESPACE
+
+
+QGstreamerPlayerService::QGstreamerPlayerService(QObject *parent):
+     QMediaService(parent)
+{
+    m_session = new QGstreamerPlayerSession(this);
+    m_control = new QGstreamerPlayerControl(m_session, this);
+    m_metaData = new QGstreamerMetaDataProvider(m_session, this);
+    m_videoOutput = new QGstreamerVideoOutputControl(this);
+//    m_streamsControl = new QGstreamerStreamsControl(m_session,this);
+
+    connect(m_videoOutput, SIGNAL(outputChanged(QVideoOutputControl::Output)),
+            this, SLOT(videoOutputChanged(QVideoOutputControl::Output)));
+    m_videoRenderer = new QGstreamerVideoRenderer(this);
+    m_videoWindow = new QGstreamerVideoOverlay(this);
+    m_videoWidget = new QGstreamerVideoWidgetControl(this);
+
+    m_videoOutput->setAvailableOutputs(QList<QVideoOutputControl::Output>()
+            << QVideoOutputControl::RendererOutput
+            << QVideoOutputControl::WindowOutput
+            << QVideoOutputControl::WidgetOutput);
+}
+
+QGstreamerPlayerService::~QGstreamerPlayerService()
+{
+}
+
+QMediaControl *QGstreamerPlayerService::control(const char *name) const
+{
+    if (qstrcmp(name,QMediaPlayerControl_iid) == 0)
+        return m_control;
+
+    if (qstrcmp(name,QMetaDataControl_iid) == 0)
+        return m_metaData;
+
+//    if (qstrcmp(name,QMediaStreamsControl_iid) == 0)
+//        return m_streamsControl;
+
+    if (qstrcmp(name, QVideoOutputControl_iid) == 0)
+        return m_videoOutput;
+
+    if (qstrcmp(name, QVideoWidgetControl_iid) == 0)
+        return m_videoWidget;
+
+    if (qstrcmp(name, QVideoRendererControl_iid) == 0)
+        return m_videoRenderer;
+
+    if (qstrcmp(name, QVideoWindowControl_iid) == 0)
+        return m_videoWindow;
+
+    return 0;
+}
+
+void QGstreamerPlayerService::videoOutputChanged(QVideoOutputControl::Output output)
+{
+    switch (output) {
+    case QVideoOutputControl::NoOutput:
+        m_control->setVideoOutput(0);
+        break;
+    case QVideoOutputControl::RendererOutput:
+        m_control->setVideoOutput(m_videoRenderer);
+        break;
+    case QVideoOutputControl::WindowOutput:
+        m_control->setVideoOutput(m_videoWindow);
+        break;
+    case QVideoOutputControl::WidgetOutput:
+        m_control->setVideoOutput(m_videoWidget);
+        break;
+    default:
+        qWarning("Invalid video output selection");
+        break;
+    }
+}
+
+QT_END_NAMESPACE
diff --git a/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerplayerservice.h b/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerplayerservice.h
new file mode 100644
index 0000000..b27c2ae
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerplayerservice.h
@@ -0,0 +1,101 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QGSTREAMERPLAYERSERVICE_H
+#define QGSTREAMERPLAYERSERVICE_H
+
+#include <QtCore/qobject.h>
+#include <QtCore/qiodevice.h>
+
+#include <QtMultimedia/qmediaservice.h>
+
+#include "qgstreamervideooutputcontrol.h"
+
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+class QMediaMetaData;
+class QMediaPlayerControl;
+class QMediaPlaylist;
+class QMediaPlaylistNavigator;
+class QGstreamerMetaData;
+class QGstreamerPlayerControl;
+class QGstreamerPlayerSession;
+class QGstreamerMetaDataProvider;
+class QGstreamerStreamsControl;
+class QGstreamerVideoRenderer;
+class QGstreamerVideoOverlay;
+class QGstreamerVideoWidgetControl;
+
+
+class QGstreamerPlayerService : public QMediaService
+{
+    Q_OBJECT
+public:
+    QGstreamerPlayerService(QObject *parent = 0);
+    ~QGstreamerPlayerService();
+
+    //void setVideoOutput(QObject *output);
+
+    QMediaControl *control(const char *name) const;
+
+private slots:
+    void videoOutputChanged(QVideoOutputControl::Output output);
+
+private:
+    QGstreamerPlayerControl *m_control;
+    QGstreamerPlayerSession *m_session;
+    QGstreamerMetaDataProvider *m_metaData;
+    QGstreamerVideoOutputControl *m_videoOutput;
+    QGstreamerStreamsControl *m_streamsControl;
+
+    QGstreamerVideoRenderer *m_videoRenderer;
+    QGstreamerVideoOverlay *m_videoWindow;
+    QGstreamerVideoWidgetControl *m_videoWidget;
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif
diff --git a/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerplayersession.cpp b/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerplayersession.cpp
new file mode 100644
index 0000000..baece67
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerplayersession.cpp
@@ -0,0 +1,683 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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 "qgstreamerplayersession.h"
+#include "qgstreamerbushelper.h"
+
+#include "qgstreamervideorendererinterface.h"
+
+#include <gst/gstvalue.h>
+
+#include <QtCore/qdatetime.h>
+#include <QtCore/qdebug.h>
+
+//#define USE_PLAYBIN2
+
+QGstreamerPlayerSession::QGstreamerPlayerSession(QObject *parent)
+    :QObject(parent),
+     m_state(QMediaPlayer::StoppedState),
+     m_mediaStatus(QMediaPlayer::UnknownMediaStatus),
+     m_busHelper(0),
+     m_playbin(0),
+     m_nullVideoOutput(0),
+     m_bus(0),
+     m_renderer(0),
+     m_volume(100),
+     m_playbackRate(1.0),
+     m_muted(false),
+     m_videoAvailable(false),
+     m_seekable(false),
+     m_lastPosition(0),
+     m_duration(-1)
+{
+    static bool initialized = false;
+    if (!initialized) {
+        initialized = true;
+        gst_init(NULL, NULL);
+    }
+
+#ifdef USE_PLAYBIN2
+    m_playbin = gst_element_factory_make("playbin2", NULL);
+#else
+    m_playbin = gst_element_factory_make("playbin", NULL);
+#endif
+
+    if (m_playbin != 0) {
+        // Sort out messages
+        m_bus = gst_element_get_bus(m_playbin);
+        m_busHelper = new QGstreamerBusHelper(m_bus, this);
+        connect(m_busHelper, SIGNAL(message(QGstreamerMessage)), SLOT(busMessage(QGstreamerMessage)));
+        m_busHelper->installSyncEventFilter(this);
+
+        m_nullVideoOutput = gst_element_factory_make("fakesink", NULL);
+        g_object_set(G_OBJECT(m_playbin), "video-sink", m_nullVideoOutput, NULL);
+
+        // Initial volume
+        double volume = 1.0;
+        g_object_get(G_OBJECT(m_playbin), "volume", &volume, NULL);
+        m_volume = int(volume*100);
+    }
+}
+
+QGstreamerPlayerSession::~QGstreamerPlayerSession()
+{
+    if (m_playbin) {
+        stop();
+
+        delete m_busHelper;
+        gst_object_unref(GST_OBJECT(m_bus));
+        gst_object_unref(GST_OBJECT(m_playbin));
+    }
+}
+
+void QGstreamerPlayerSession::load(const QUrl &url)
+{
+    m_url = url;
+    if (m_playbin) {
+        m_tags.clear();
+        emit tagsChanged();
+
+        g_object_set(G_OBJECT(m_playbin), "uri", m_url.toString().toLocal8Bit().constData(), NULL);
+
+//        if (!m_streamTypes.isEmpty()) {
+//            m_streamProperties.clear();
+//            m_streamTypes.clear();
+//
+//            emit streamsChanged();
+//        }
+    }
+}
+
+qint64 QGstreamerPlayerSession::duration() const
+{
+    return m_duration;
+}
+
+qint64 QGstreamerPlayerSession::position() const
+{
+    GstFormat   format = GST_FORMAT_TIME;
+    gint64      position = 0;
+
+    if ( m_playbin && gst_element_query_position(m_playbin, &format, &position))
+        return position / 1000000;
+    else
+        return 0;
+}
+
+qreal QGstreamerPlayerSession::playbackRate() const
+{
+    return m_playbackRate;
+}
+
+void QGstreamerPlayerSession::setPlaybackRate(qreal rate)
+{
+    if (!qFuzzyCompare(m_playbackRate, rate)) {
+        m_playbackRate = rate;
+        if (m_playbin) {
+            gst_element_seek(m_playbin, rate, GST_FORMAT_TIME,
+                             GstSeekFlags(GST_SEEK_FLAG_ACCURATE | GST_SEEK_FLAG_FLUSH | GST_SEEK_FLAG_SEGMENT),
+                             GST_SEEK_TYPE_NONE,0,
+                             GST_SEEK_TYPE_NONE,0 );
+        }
+    }
+}
+
+
+//int QGstreamerPlayerSession::activeStream(QMediaStreamsControl::StreamType streamType) const
+//{
+//    int streamNumber = -1;
+//    if (m_playbin) {
+//        switch (streamType) {
+//        case QMediaStreamsControl::AudioStream:
+//            g_object_set(G_OBJECT(m_playbin), "current-audio", streamNumber, NULL);
+//            break;
+//        case QMediaStreamsControl::VideoStream:
+//            g_object_set(G_OBJECT(m_playbin), "current-video", streamNumber, NULL);
+//            break;
+//        case QMediaStreamsControl::SubPictureStream:
+//            g_object_set(G_OBJECT(m_playbin), "current-text", streamNumber, NULL);
+//            break;
+//        default:
+//            break;
+//        }
+//    }
+//
+//#ifdef USE_PLAYBIN2
+//    streamNumber += m_playbin2StreamOffset.value(streamType,0);
+//#endif
+//
+//    return streamNumber;
+//}
+
+//void QGstreamerPlayerSession::setActiveStream(QMediaStreamsControl::StreamType streamType, int streamNumber)
+//{
+//#ifdef USE_PLAYBIN2
+//    streamNumber -= m_playbin2StreamOffset.value(streamType,0);
+//#endif
+//
+//    if (m_playbin) {
+//        switch (streamType) {
+//        case QMediaStreamsControl::AudioStream:
+//            g_object_get(G_OBJECT(m_playbin), "current-audio", &streamNumber, NULL);
+//            break;
+//        case QMediaStreamsControl::VideoStream:
+//            g_object_get(G_OBJECT(m_playbin), "current-video", &streamNumber, NULL);
+//            break;
+//        case QMediaStreamsControl::SubPictureStream:
+//            g_object_get(G_OBJECT(m_playbin), "current-text", &streamNumber, NULL);
+//            break;
+//        default:
+//            break;
+//        }
+//    }
+//}
+
+
+bool QGstreamerPlayerSession::isBuffering() const
+{
+    return false;
+}
+
+int QGstreamerPlayerSession::bufferingProgress() const
+{
+    return 0;
+}
+
+int QGstreamerPlayerSession::volume() const
+{
+    return m_volume;
+}
+
+bool QGstreamerPlayerSession::isMuted() const
+{
+    return m_muted;
+}
+
+void QGstreamerPlayerSession::setVideoRenderer(QObject *videoOutput)
+{
+    m_renderer = qobject_cast<QGstreamerVideoRendererInterface*>(videoOutput);
+    if (m_renderer)
+        g_object_set(G_OBJECT(m_playbin), "video-sink", m_renderer->videoSink(), NULL);
+    else
+        g_object_set(G_OBJECT(m_playbin), "video-sink", m_nullVideoOutput, NULL);
+}
+
+bool QGstreamerPlayerSession::isVideoAvailable() const
+{
+    return m_videoAvailable;
+}
+
+bool QGstreamerPlayerSession::isSeekable() const
+{
+    return m_seekable;
+}
+
+void QGstreamerPlayerSession::play()
+{
+    if (m_playbin) {
+        if (gst_element_set_state(m_playbin, GST_STATE_PLAYING) == GST_STATE_CHANGE_FAILURE) {
+            qWarning() << "GStreamer; Unable to play -" << m_url.toString();
+            m_state = QMediaPlayer::StoppedState;
+            m_mediaStatus = QMediaPlayer::InvalidMedia;
+
+            emit stateChanged(m_state);
+            emit mediaStatusChanged(m_mediaStatus);
+        }
+    }
+}
+
+void QGstreamerPlayerSession::pause()
+{
+    if (m_playbin)
+        gst_element_set_state(m_playbin, GST_STATE_PAUSED);
+}
+
+void QGstreamerPlayerSession::stop()
+{
+    if (m_playbin) {
+        gst_element_set_state(m_playbin, GST_STATE_NULL);
+
+        //we have to do it here, since gstreamer will not emit bus messages any more
+        if (m_state != QMediaPlayer::StoppedState)
+            emit stateChanged(m_state = QMediaPlayer::StoppedState);
+    }
+}
+
+void QGstreamerPlayerSession::seek(qint64 ms)
+{
+    if (m_playbin && m_state != QMediaPlayer::StoppedState) {
+        gint64  position = (gint64)ms * 1000000;
+        gst_element_seek_simple(m_playbin, GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH, position);
+    }
+}
+
+void QGstreamerPlayerSession::setVolume(int volume)
+{
+    m_volume = volume;
+    emit volumeChanged(m_volume);
+
+    if (!m_muted && m_playbin)
+        g_object_set(G_OBJECT(m_playbin), "volume", m_volume/100.0, NULL);
+
+}
+
+void QGstreamerPlayerSession::setMuted(bool muted)
+{
+    m_muted = muted;
+
+    g_object_set(G_OBJECT(m_playbin), "volume", (m_muted ? 0 : m_volume/100.0), NULL);
+
+    emit mutedStateChanged(m_muted);
+}
+
+static void addTagToMap(const GstTagList *list,
+                        const gchar *tag,
+                        gpointer user_data)
+{
+    QMap<QByteArray, QVariant> *map = reinterpret_cast<QMap<QByteArray, QVariant>* >(user_data);
+
+    GValue val;
+    val.g_type = 0;
+    gst_tag_list_copy_value(&val,list,tag);
+
+    switch( G_VALUE_TYPE(&val) ) {
+        case G_TYPE_STRING:
+        {
+            const gchar *str_value = g_value_get_string(&val);
+            map->insert(QByteArray(tag), QString::fromUtf8(str_value));
+            break;
+        }
+        case G_TYPE_INT:
+            map->insert(QByteArray(tag), g_value_get_int(&val));
+            break;
+        case G_TYPE_UINT:
+            map->insert(QByteArray(tag), g_value_get_uint(&val));
+            break;
+        case G_TYPE_LONG:
+            map->insert(QByteArray(tag), qint64(g_value_get_long(&val)));
+            break;
+        case G_TYPE_BOOLEAN:
+            map->insert(QByteArray(tag), g_value_get_boolean(&val));
+            break;
+        case G_TYPE_CHAR:
+            map->insert(QByteArray(tag), g_value_get_char(&val));
+            break;
+        case G_TYPE_DOUBLE:
+            map->insert(QByteArray(tag), g_value_get_double(&val));
+            break;
+        default:
+            // GST_TYPE_DATE is a function, not a constant, so pull it out of the switch
+            if (G_VALUE_TYPE(&val) == GST_TYPE_DATE) {
+                const GDate *date = gst_value_get_date(&val);
+                if (g_date_valid(date)) {
+                    int year = g_date_get_year(date);
+                    int month = g_date_get_month(date);
+                    int day = g_date_get_day(date);
+                    map->insert(QByteArray(tag), QDate(year,month,day));
+                    if (!map->contains("year"))
+                        map->insert("year", year);
+                }
+            } else if (G_VALUE_TYPE(&val) == GST_TYPE_FRACTION) {
+                int nom = gst_value_get_fraction_numerator(&val);
+                int denom = gst_value_get_fraction_denominator(&val);
+
+                if (denom > 0) {
+                    map->insert(QByteArray(tag), double(nom)/denom);
+                }
+            }
+            break;
+    }
+
+    g_value_unset(&val);
+}
+
+void QGstreamerPlayerSession::setSeekable(bool seekable)
+{
+    if (seekable != m_seekable) {
+        m_seekable = seekable;
+        emit seekableChanged(m_seekable);
+    }
+}
+
+void QGstreamerPlayerSession::setMediaStatus(QMediaPlayer::MediaStatus status)
+{
+    if (m_mediaStatus != status) {
+        m_mediaStatus = status;
+        emit mediaStatusChanged(status);
+    }
+}
+
+bool QGstreamerPlayerSession::processSyncMessage(const QGstreamerMessage &message)
+{
+    GstMessage* gm = message.rawMessage();
+
+    if (gm &&
+        GST_MESSAGE_TYPE(gm) == GST_MESSAGE_ELEMENT &&
+        gst_structure_has_name(gm->structure, "prepare-xwindow-id"))
+    {
+        if (m_renderer)
+            m_renderer->precessNewStream();
+        return true;
+    }
+
+    return false;
+}
+
+void QGstreamerPlayerSession::busMessage(const QGstreamerMessage &message)
+{
+    GstMessage* gm = message.rawMessage();
+
+    if (gm == 0) {
+        // Null message, query current position
+        quint32 newPos = position();
+
+        if (newPos/1000 != m_lastPosition) {
+            m_lastPosition = newPos/1000;
+            emit positionChanged(newPos);
+        }
+
+    } else {
+        //tag message comes from elements inside playbin, not from playbin itself
+        if (GST_MESSAGE_TYPE(gm) == GST_MESSAGE_TAG) {
+            //qDebug() << "tag message";
+            GstTagList *tag_list;
+            gst_message_parse_tag(gm, &tag_list);
+            gst_tag_list_foreach(tag_list, addTagToMap, &m_tags);
+
+            //qDebug() << m_tags;
+
+            emit tagsChanged();
+        }
+
+        if (GST_MESSAGE_SRC(gm) == GST_OBJECT_CAST(m_playbin)) {
+            switch (GST_MESSAGE_TYPE(gm))  {
+            case GST_MESSAGE_DURATION:
+                break;
+
+            case GST_MESSAGE_STATE_CHANGED:
+                {
+                    GstState    oldState;
+                    GstState    newState;
+                    GstState    pending;
+
+                    gst_message_parse_state_changed(gm, &oldState, &newState, &pending);
+
+                    /*QStringList states;
+                    states << "GST_STATE_VOID_PENDING" <<  "GST_STATE_NULL" << "GST_STATE_READY" << "GST_STATE_PAUSED" << "GST_STATE_PLAYING";
+
+                    qDebug() << QString("state changed: old: %1  new: %2  pending: %3") \
+                            .arg(states[oldState]) \
+                            .arg(states[newState]) \
+                            .arg(states[pending]);*/
+
+                    switch (newState) {
+                    case GST_STATE_VOID_PENDING:
+                    case GST_STATE_NULL:
+                        setMediaStatus(QMediaPlayer::UnknownMediaStatus);
+                        setSeekable(false);
+                        if (m_state != QMediaPlayer::StoppedState)
+                            emit stateChanged(m_state = QMediaPlayer::StoppedState);
+                        break;
+                    case GST_STATE_READY:
+                        setMediaStatus(QMediaPlayer::LoadedMedia);
+                        setSeekable(false);
+                        if (m_state != QMediaPlayer::StoppedState)
+                            emit stateChanged(m_state = QMediaPlayer::StoppedState);
+                        break;
+                    case GST_STATE_PAUSED:
+                        //don't emit state changes for intermediate states
+                        if (m_state != QMediaPlayer::PausedState && pending == GST_STATE_VOID_PENDING)
+                            emit stateChanged(m_state = QMediaPlayer::PausedState);
+
+                        setMediaStatus(QMediaPlayer::LoadedMedia);
+
+                        //check for seekable
+                        if (oldState == GST_STATE_READY) {
+                            /*
+                                //gst_element_seek_simple doesn't work reliably here, have to find a better solution
+
+                                GstFormat   format = GST_FORMAT_TIME;
+                                gint64      position = 0;
+                                bool seekable = false;
+                                if (gst_element_query_position(m_playbin, &format, &position)) {
+                                    seekable = gst_element_seek_simple(m_playbin, format, GST_SEEK_FLAG_NONE, position);
+                                }
+
+                                setSeekable(seekable);
+                                */
+
+                            setSeekable(true);
+
+                            if (!qFuzzyCompare(m_playbackRate, qreal(1.0)))
+                                setPlaybackRate(m_playbackRate);
+
+                            if (m_renderer)
+                                m_renderer->precessNewStream();
+
+                        }
+
+
+                        break;
+                    case GST_STATE_PLAYING:
+                        if (oldState == GST_STATE_PAUSED)
+                            getStreamsInfo();
+
+                        if (m_state != QMediaPlayer::PlayingState)
+                            emit stateChanged(m_state = QMediaPlayer::PlayingState);
+                        break;
+                    }
+                }
+                break;
+
+            case GST_MESSAGE_EOS:
+                if (m_state != QMediaPlayer::StoppedState)
+                    emit stateChanged(m_state = QMediaPlayer::StoppedState);
+
+                setMediaStatus(QMediaPlayer::EndOfMedia);
+
+                emit playbackFinished();
+                break;
+
+            case GST_MESSAGE_TAG:
+            case GST_MESSAGE_STREAM_STATUS:
+            case GST_MESSAGE_UNKNOWN:
+            case GST_MESSAGE_ERROR:
+            case GST_MESSAGE_WARNING:
+            case GST_MESSAGE_INFO:
+                break;
+            case GST_MESSAGE_BUFFERING:
+                setMediaStatus(QMediaPlayer::BufferingMedia);
+                break;
+            case GST_MESSAGE_STATE_DIRTY:
+            case GST_MESSAGE_STEP_DONE:
+            case GST_MESSAGE_CLOCK_PROVIDE:
+            case GST_MESSAGE_CLOCK_LOST:
+            case GST_MESSAGE_NEW_CLOCK:
+            case GST_MESSAGE_STRUCTURE_CHANGE:
+            case GST_MESSAGE_APPLICATION:
+            case GST_MESSAGE_ELEMENT:
+            case GST_MESSAGE_SEGMENT_START:
+            case GST_MESSAGE_SEGMENT_DONE:
+            case GST_MESSAGE_LATENCY:
+#if (GST_VERSION_MAJOR >= 0) &&  (GST_VERSION_MINOR >= 10) && (GST_VERSION_MICRO >= 13)
+            case GST_MESSAGE_ASYNC_START:
+            case GST_MESSAGE_ASYNC_DONE:
+#if GST_VERSION_MICRO >= 23
+            case GST_MESSAGE_REQUEST_STATE:
+#endif
+#endif
+            case GST_MESSAGE_ANY:
+                break;
+            }
+        }
+    }
+}
+
+void QGstreamerPlayerSession::getStreamsInfo()
+{
+    GstFormat   format = GST_FORMAT_TIME;
+    gint64      duration = 0;
+
+    if (gst_element_query_duration(m_playbin, &format, &duration)) {
+        int newDuration = duration / 1000000;
+        if (m_duration != newDuration) {
+            m_duration = newDuration;
+            emit durationChanged(m_duration);
+        }
+    }
+
+    //check if video is available:
+    bool haveVideo = false;
+//    m_streamProperties.clear();
+//    m_streamTypes.clear();
+
+#ifdef USE_PLAYBIN2
+    gint audioStreamsCount = 0;
+    gint videoStreamsCount = 0;
+    gint textStreamsCount = 0;
+
+    g_object_get(G_OBJECT(m_playbin), "n-audio", &audioStreamsCount, NULL);
+    g_object_get(G_OBJECT(m_playbin), "n-video", &videoStreamsCount, NULL);
+    g_object_get(G_OBJECT(m_playbin), "n-text", &textStreamsCount, NULL);
+
+    m_playbin2StreamOffset[QMediaStreamsControl::AudioStream] = 0;
+    m_playbin2StreamOffset[QMediaStreamsControl::VideoStream] = audioStreamsCount;
+    m_playbin2StreamOffset[QMediaStreamsControl::SubPictureStream] = audioStreamsCount+videoStreamsCount;
+
+    for (int i=0; i<audioStreamsCount; i++)
+        m_streamTypes.append(QMediaStreamsControl::AudioStream);
+
+    for (int i=0; i<videoStreamsCount; i++)
+        m_streamTypes.append(QMediaStreamsControl::VideoStream);
+
+    for (int i=0; i<textStreamsCount; i++)
+        m_streamTypes.append(QMediaStreamsControl::SubPictureStream);
+
+    for (int i=0; i<m_streamTypes.count(); i++) {
+        QMediaStreamsControl::StreamType streamType = m_streamTypes[i];
+        QMap<QtMedia::MetaData, QVariant> streamProperties;
+
+        int streamIndex = i - m_playbin2StreamOffset[streamType];
+
+        GstTagList *tags = 0;
+        switch (streamType) {
+        case QMediaStreamsControl::AudioStream:
+            g_signal_emit_by_name(G_OBJECT(m_playbin), "get-audio-tags", streamIndex, &tags);
+            break;
+        case QMediaStreamsControl::VideoStream:
+            g_signal_emit_by_name(G_OBJECT(m_playbin), "get-video-tags", streamIndex, &tags);
+            break;
+        case QMediaStreamsControl::SubPictureStream:
+            g_signal_emit_by_name(G_OBJECT(m_playbin), "get-text-tags", streamIndex, &tags);
+            break;
+        default:
+            break;
+        }
+
+        if (tags && gst_is_tag_list(tags)) {
+            gchar *languageCode = 0;
+            if (gst_tag_list_get_string(tags, GST_TAG_LANGUAGE_CODE, &languageCode))
+                streamProperties[QtMedia::Language] = QString::fromUtf8(languageCode);
+
+            //qDebug() << "language for setream" << i << QString::fromUtf8(languageCode);
+            g_free (languageCode);
+        }
+
+        m_streamProperties.append(streamProperties);
+    }
+
+#else
+    enum {
+        GST_STREAM_TYPE_UNKNOWN,
+        GST_STREAM_TYPE_AUDIO,
+        GST_STREAM_TYPE_VIDEO,
+        GST_STREAM_TYPE_TEXT,
+        GST_STREAM_TYPE_SUBPICTURE,
+        GST_STREAM_TYPE_ELEMENT
+    };
+
+    GList*      streamInfo;
+    g_object_get(G_OBJECT(m_playbin), "stream-info", &streamInfo, NULL);
+
+    for (; streamInfo != 0; streamInfo = g_list_next(streamInfo)) {
+        gint        type;
+        gchar *languageCode = 0;
+
+        GObject*    obj = G_OBJECT(streamInfo->data);
+
+        g_object_get(obj, "type", &type, NULL);
+        g_object_get(obj, "language-code", &languageCode, NULL);
+
+        if (type == GST_STREAM_TYPE_VIDEO)
+            haveVideo = true;
+
+//        QMediaStreamsControl::StreamType streamType = QMediaStreamsControl::UnknownStream;
+//
+//        switch (type) {
+//        case GST_STREAM_TYPE_VIDEO:
+//            streamType = QMediaStreamsControl::VideoStream;
+//            break;
+//        case GST_STREAM_TYPE_AUDIO:
+//            streamType = QMediaStreamsControl::AudioStream;
+//            break;
+//        case GST_STREAM_TYPE_SUBPICTURE:
+//            streamType = QMediaStreamsControl::SubPictureStream;
+//            break;
+//        default:
+//            streamType = QMediaStreamsControl::UnknownStream;
+//            break;
+//        }
+//
+//        QMap<QtMedia::MetaData, QVariant> streamProperties;
+//        streamProperties[QtMedia::Language] = QString::fromUtf8(languageCode);
+//
+//        m_streamProperties.append(streamProperties);
+//        m_streamTypes.append(streamType);
+    }
+#endif
+
+    if (haveVideo != m_videoAvailable) {
+        m_videoAvailable = haveVideo;
+        emit videoAvailableChanged(m_videoAvailable);
+    }
+
+    emit streamsChanged();
+}
diff --git a/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerplayersession.h b/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerplayersession.h
new file mode 100644
index 0000000..a0f5f1a
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerplayersession.h
@@ -0,0 +1,168 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QGSTREAMERPLAYERSESSION_H
+#define QGSTREAMERPLAYERSESSION_H
+
+#include <QObject>
+#include <QUrl>
+#include "qgstreamerplayercontrol.h"
+#include "qgstreamerbushelper.h"
+#include <QtMultimedia/qmediaplayer.h>
+//#include <qmediastreamscontrol.h>
+
+#include <gst/gst.h>
+
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+class QGstreamerBusHelper;
+class QGstreamerMessage;
+class QGstreamerVideoRendererInterface;
+
+class QGstreamerPlayerSession : public QObject, public QGstreamerSyncEventFilter
+{
+Q_OBJECT
+
+public:
+    QGstreamerPlayerSession(QObject *parent);
+    virtual ~QGstreamerPlayerSession();
+
+    QUrl url() const;
+
+    QMediaPlayer::State state() const { return m_state; }
+    QMediaPlayer::MediaStatus mediaStatus() const { return m_mediaStatus; }
+
+    qint64 duration() const;
+    qint64 position() const;
+
+    bool isBuffering() const;
+
+    int bufferingProgress() const;
+
+    int volume() const;
+    bool isMuted() const;
+
+    void setVideoRenderer(QObject *renderer);
+    bool isVideoAvailable() const;
+
+    bool isSeekable() const;
+
+    qreal playbackRate() const;
+    void setPlaybackRate(qreal rate);
+
+    QMap<QByteArray ,QVariant> tags() const { return m_tags; }
+    QMap<QtMedia::MetaData,QVariant> streamProperties(int streamNumber) const { return m_streamProperties[streamNumber]; }
+//    int streamCount() const { return m_streamProperties.count(); }
+//    QMediaStreamsControl::StreamType streamType(int streamNumber) { return m_streamTypes.value(streamNumber, QMediaStreamsControl::UnknownStream); }
+//
+//    int activeStream(QMediaStreamsControl::StreamType streamType) const;
+//    void setActiveStream(QMediaStreamsControl::StreamType streamType, int streamNumber);
+
+    bool processSyncMessage(const QGstreamerMessage &message);
+
+public slots:
+    void load(const QUrl &url);
+
+    void play();
+    void pause();
+    void stop();
+
+    void seek(qint64 pos);
+
+    void setVolume(int volume);
+    void setMuted(bool muted);
+
+signals:
+    void durationChanged(qint64 duration);
+    void positionChanged(qint64 position);
+    void stateChanged(QMediaPlayer::State state);
+    void mediaStatusChanged(QMediaPlayer::MediaStatus mediaStatus);
+    void volumeChanged(int volume);
+    void mutedStateChanged(bool muted);
+    void videoAvailableChanged(bool videoAvailable);
+    void bufferingChanged(bool buffering);
+    void bufferingProgressChanged(int percentFilled);
+    void playbackFinished();
+    void tagsChanged();
+    void streamsChanged();
+    void seekableChanged(bool);
+
+private slots:
+    void busMessage(const QGstreamerMessage &message);
+    void getStreamsInfo();
+    void setSeekable(bool);
+
+private:
+    void setMediaStatus(QMediaPlayer::MediaStatus);
+
+    QUrl m_url;
+    QMediaPlayer::State m_state;
+    QMediaPlayer::MediaStatus m_mediaStatus;
+    QGstreamerBusHelper* m_busHelper;
+    GstElement* m_playbin;
+    GstElement* m_nullVideoOutput;
+    GstBus* m_bus;
+    QGstreamerVideoRendererInterface *m_renderer;
+
+    QMap<QByteArray, QVariant> m_tags;
+    QList< QMap<QtMedia::MetaData,QVariant> > m_streamProperties;
+//    QList<QMediaStreamsControl::StreamType> m_streamTypes;
+//    QMap<QMediaStreamsControl::StreamType, int> m_playbin2StreamOffset;
+
+
+    int m_volume;
+    qreal m_playbackRate;
+    bool m_muted;
+    bool m_videoAvailable;
+    bool m_seekable;
+
+    qint64 m_lastPosition;
+    qint64 m_duration;
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QGSTREAMERPLAYERSESSION_H
diff --git a/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerstreamscontrol.cpp b/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerstreamscontrol.cpp
new file mode 100644
index 0000000..22c0b95
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerstreamscontrol.cpp
@@ -0,0 +1,89 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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 "qgstreamerstreamscontrol.h"
+#include "qgstreamerplayersession.h"
+
+QGstreamerStreamsControl::QGstreamerStreamsControl(QGstreamerPlayerSession *session, QObject *parent)
+    :QMediaStreamsControl(parent), m_session(session)
+{
+    connect(m_session, SIGNAL(streamsChanged()), SIGNAL(streamsChanged()));
+}
+
+QGstreamerStreamsControl::~QGstreamerStreamsControl()
+{
+}
+
+int QGstreamerStreamsControl::streamCount()
+{
+    return m_session->streamCount();
+}
+
+QMediaStreamsControl::StreamType QGstreamerStreamsControl::streamType(int streamNumber)
+{
+    return m_session->streamType(streamNumber);
+}
+
+QVariant QGstreamerStreamsControl::metaData(int streamNumber, QtMedia::MetaData key)
+{
+    return m_session->streamProperties(streamNumber).value(key);
+}
+
+bool QGstreamerStreamsControl::isActive(int streamNumber)
+{
+    return streamNumber != -1 && streamNumber == m_session->activeStream(streamType(streamNumber));
+}
+
+void QGstreamerStreamsControl::setActive(int streamNumber, bool state)
+{
+    QMediaStreamsControl::StreamType type = m_session->streamType(streamNumber);
+    if (type == QMediaStreamsControl::UnknownStream)
+        return;
+
+    if (state)
+        m_session->setActiveStream(type, streamNumber);
+    else {
+        //only one active stream of certain type is supported
+        if (m_session->activeStream(type) == streamNumber)
+            m_session->setActiveStream(type, -1);
+    }
+}
+
diff --git a/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerstreamscontrol.h b/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerstreamscontrol.h
new file mode 100644
index 0000000..c115bce
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/mediaplayer/qgstreamerstreamscontrol.h
@@ -0,0 +1,71 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QGSTREAMERSTREAMSCONTROL_H
+#define QGSTREAMERSTREAMSCONTROL_H
+
+#include <QtMultimedia/qmediastreamscontrol.h>
+
+QTM_USE_NAMESPACE
+
+class QGstreamerPlayerSession;
+
+class QGstreamerStreamsControl : public QMediaStreamsControl
+{
+    Q_OBJECT
+public:
+    QGstreamerStreamsControl(QGstreamerPlayerSession *session, QObject *parent);
+    virtual ~QGstreamerStreamsControl();
+
+    virtual int streamCount();
+    virtual StreamType streamType(int streamNumber);
+
+    virtual QVariant metaData(int streamNumber, QtMedia::MetaData key);
+
+    virtual bool isActive(int streamNumber);
+    virtual void setActive(int streamNumber, bool state);
+
+private:
+    QGstreamerPlayerSession *m_session;
+};
+
+#endif // QGSTREAMERSTREAMSCONTROL_H
+
diff --git a/src/plugins/mediaservices/gstreamer/qgstreameraudioinputendpointselector.cpp b/src/plugins/mediaservices/gstreamer/qgstreameraudioinputendpointselector.cpp
new file mode 100644
index 0000000..ce6ab30
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qgstreameraudioinputendpointselector.cpp
@@ -0,0 +1,172 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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 "qgstreameraudioinputendpointselector.h"
+
+#include <QtGui/QIcon>
+#include <QtCore/QDir>
+#include <QtCore/QDebug>
+
+#include <gst/gst.h>
+
+#ifdef HAVE_ALSA
+#include <alsa/asoundlib.h>
+#endif
+
+QGstreamerAudioInputEndpointSelector::QGstreamerAudioInputEndpointSelector(QObject *parent)
+    :QAudioEndpointSelector(parent)
+{
+    update();
+}
+
+QGstreamerAudioInputEndpointSelector::~QGstreamerAudioInputEndpointSelector()
+{
+}
+
+QList<QString> QGstreamerAudioInputEndpointSelector::availableEndpoints() const
+{
+    return m_names;
+}
+
+QString QGstreamerAudioInputEndpointSelector::endpointDescription(const QString& name) const
+{
+    QString desc;
+
+    for (int i = 0; i < m_names.size(); i++) {
+        if (m_names.at(i).compare(name) == 0) {
+            desc = m_descriptions.at(i);
+            break;
+        }
+    }
+    return desc;
+}
+
+QString QGstreamerAudioInputEndpointSelector::defaultEndpoint() const
+{
+    if (m_names.size() > 0)
+        return m_names.at(0);
+
+    return QString();
+}
+
+QString QGstreamerAudioInputEndpointSelector::activeEndpoint() const
+{
+    return m_audioInput;
+}
+
+void QGstreamerAudioInputEndpointSelector::setActiveEndpoint(const QString& name)
+{
+    if (m_audioInput.compare(name) != 0) {
+        m_audioInput = name;
+        emit activeEndpointChanged(name);
+    }
+}
+
+void QGstreamerAudioInputEndpointSelector::update()
+{
+    m_names.clear();
+    m_descriptions.clear();
+    updateAlsaDevices();
+    updateOssDevices();
+    updatePulseDevices();
+    if (m_names.size() > 0)
+        m_audioInput = m_names.at(0);
+}
+
+void QGstreamerAudioInputEndpointSelector::updateAlsaDevices()
+{
+#ifdef HAVE_ALSA
+    void **hints, **n;
+    if (snd_device_name_hint(-1, "pcm", &hints) < 0) {
+        qWarning()<<"no alsa devices available";
+        return;
+    }
+    n = hints;
+
+    while (*n != NULL) {
+        char *name = snd_device_name_get_hint(*n, "NAME");
+        char *descr = snd_device_name_get_hint(*n, "DESC");
+        char *io = snd_device_name_get_hint(*n, "IOID");
+
+        if ((name != NULL) && (descr != NULL)) {
+            if ( io == NULL || qstrcmp(io,"Input") == 0 ) {
+                m_names.append(QLatin1String("alsa:")+QString::fromUtf8(name));
+                m_descriptions.append(QString::fromUtf8(descr));
+            }
+        }
+
+        if (name != NULL)
+            free(name);
+        if (descr != NULL)
+            free(descr);
+        if (io != NULL)
+            free(io);
+        n++;
+    }
+    snd_device_name_free_hint(hints);
+#endif
+}
+
+void QGstreamerAudioInputEndpointSelector::updateOssDevices()
+{
+    QDir devDir("/dev");
+    devDir.setFilter(QDir::System);
+#ifndef QT_QWS_N810
+    QFileInfoList entries = devDir.entryInfoList(QStringList() << "dsp*");
+    foreach(const QFileInfo& entryInfo, entries) {
+        m_names.append(QLatin1String("oss:")+entryInfo.filePath());
+        m_descriptions.append(QString("OSS device %1").arg(entryInfo.fileName()));
+    }
+#else
+    m_names.append("dsppcm");
+    m_descriptions.append("PCM audio input");
+#endif
+}
+
+void QGstreamerAudioInputEndpointSelector::updatePulseDevices()
+{
+    GstElementFactory *factory = gst_element_factory_find("pulsesrc");
+    if (factory) {
+        m_names.append("pulseaudio:");
+        m_descriptions.append("PulseAudio device.");
+        gst_object_unref(GST_OBJECT(factory));
+    }
+}
diff --git a/src/plugins/mediaservices/gstreamer/qgstreameraudioinputendpointselector.h b/src/plugins/mediaservices/gstreamer/qgstreameraudioinputendpointselector.h
new file mode 100644
index 0000000..9b15939
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qgstreameraudioinputendpointselector.h
@@ -0,0 +1,83 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QGSTREAMERAUDIOINPUTENDPOINTSELECTOR_H
+#define QGSTREAMERAUDIOINPUTENDPOINTSELECTOR_H
+
+#include <QtMultimedia/qaudioendpointselector.h>
+#include <QtCore/qstringlist.h>
+
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+class QGstreamerAudioInputEndpointSelector : public QAudioEndpointSelector
+{
+Q_OBJECT
+public:
+    QGstreamerAudioInputEndpointSelector(QObject *parent);
+    ~QGstreamerAudioInputEndpointSelector();
+
+    QList<QString> availableEndpoints() const;
+    QString endpointDescription(const QString& name) const;
+    QString defaultEndpoint() const;
+    QString activeEndpoint() const;
+
+public Q_SLOTS:
+    void setActiveEndpoint(const QString& name);
+
+private:
+    void update();
+    void updateAlsaDevices();
+    void updateOssDevices();
+    void updatePulseDevices();
+
+    QString     m_audioInput;
+    QList<QString> m_names;
+    QList<QString> m_descriptions;
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QGSTREAMERAUDIOINPUTENDPOINTSELECTOR_H
diff --git a/src/plugins/mediaservices/gstreamer/qgstreamerbushelper.cpp b/src/plugins/mediaservices/gstreamer/qgstreamerbushelper.cpp
new file mode 100644
index 0000000..0f09c6b
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qgstreamerbushelper.cpp
@@ -0,0 +1,203 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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 <QMap>
+#include <QTimer>
+#include <QMutex>
+
+#include "qgstreamerbushelper.h"
+
+
+#ifndef QT_NO_GLIB
+class QGstreamerBusHelperPrivate : public QObject
+{
+    Q_OBJECT
+
+public:
+    void addWatch(GstBus* bus, QGstreamerBusHelper* helper)
+    {
+        setParent(helper);
+        m_tag = gst_bus_add_watch_full(bus, 0, busCallback, this, NULL);
+        m_helper = helper;
+        filter = 0;
+    }
+
+    void removeWatch(QGstreamerBusHelper* helper)
+    {
+        Q_UNUSED(helper);
+        g_source_remove(m_tag);
+    }
+
+    static QGstreamerBusHelperPrivate* instance()
+    {
+        return new QGstreamerBusHelperPrivate;
+    }
+
+private:
+    void processMessage(GstBus* bus, GstMessage* message)
+    {
+        Q_UNUSED(bus);
+        emit m_helper->message(message);
+    }
+
+    static gboolean busCallback(GstBus *bus, GstMessage *message, gpointer data)
+    {
+        reinterpret_cast<QGstreamerBusHelperPrivate*>(data)->processMessage(bus, message);
+        return TRUE;
+    }
+
+    guint       m_tag;
+    QGstreamerBusHelper*  m_helper;
+
+public:
+    GstBus* bus;
+    QGstreamerSyncEventFilter *filter;
+    QMutex filterMutex;
+};
+
+#else
+
+class QGstreamerBusHelperPrivate : public QObject
+{
+    Q_OBJECT
+    typedef QMap<QGstreamerBusHelper*, GstBus*>   HelperMap;
+
+public:
+    void addWatch(GstBus* bus, QGstreamerBusHelper* helper)
+    {
+        m_helperMap.insert(helper, bus);
+
+        if (m_helperMap.size() == 1)
+            m_intervalTimer->start();
+    }
+
+    void removeWatch(QGstreamerBusHelper* helper)
+    {
+        m_helperMap.remove(helper);
+
+        if (m_helperMap.size() == 0)
+            m_intervalTimer->stop();
+    }
+
+    static QGstreamerBusHelperPrivate* instance()
+    {
+        static QGstreamerBusHelperPrivate self;
+
+        return &self;
+    }
+
+private slots:
+    void interval()
+    {
+        for (HelperMap::iterator it = m_helperMap.begin(); it != m_helperMap.end(); ++it) {
+            GstMessage* message;
+
+            while ((message = gst_bus_poll(it.value(), GST_MESSAGE_ANY, 0)) != 0) {
+                emit it.key()->message(message);
+                gst_message_unref(message);
+            }
+
+            emit it.key()->message(QGstreamerMessage());
+        }
+    }
+
+private:
+    QGstreamerBusHelperPrivate()
+    {
+        m_intervalTimer = new QTimer(this);
+        m_intervalTimer->setInterval(250);
+
+        connect(m_intervalTimer, SIGNAL(timeout()), SLOT(interval()));
+    }
+
+    HelperMap   m_helperMap;
+    QTimer*     m_intervalTimer;
+
+public:
+    GstBus* bus;
+    QGstreamerSyncEventFilter *filter;
+    QMutex filterMutex;
+};
+#endif
+
+
+static GstBusSyncReply syncGstBusFilter(GstBus* bus, GstMessage* message, QGstreamerBusHelperPrivate *d)
+{
+    Q_UNUSED(bus);
+    QMutexLocker lock(&d->filterMutex);
+
+    bool res = false;
+
+    if (d->filter)
+        res = d->filter->processSyncMessage(QGstreamerMessage(message));
+
+    return res ? GST_BUS_DROP : GST_BUS_PASS;
+}
+
+
+/*!
+    \class gstreamer::QGstreamerBusHelper
+    \internal
+*/
+
+QGstreamerBusHelper::QGstreamerBusHelper(GstBus* bus, QObject* parent):
+    QObject(parent),
+    d(QGstreamerBusHelperPrivate::instance())
+{
+    d->bus = bus;
+    d->addWatch(bus, this);
+
+    gst_bus_set_sync_handler(bus, (GstBusSyncHandler)syncGstBusFilter, d);
+}
+
+QGstreamerBusHelper::~QGstreamerBusHelper()
+{
+    d->removeWatch(this);
+    gst_bus_set_sync_handler(d->bus,0,0);
+}
+
+void QGstreamerBusHelper::installSyncEventFilter(QGstreamerSyncEventFilter *filter)
+{
+    QMutexLocker lock(&d->filterMutex);
+    d->filter = filter;
+}
+
+#include "qgstreamerbushelper.moc"
diff --git a/src/plugins/mediaservices/gstreamer/qgstreamerbushelper.h b/src/plugins/mediaservices/gstreamer/qgstreamerbushelper.h
new file mode 100644
index 0000000..471ca50
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qgstreamerbushelper.h
@@ -0,0 +1,87 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QGSTREAMERBUSHELPER_H
+#define QGSTREAMERBUSHELPER_H
+
+#include <QObject>
+
+#include <qgstreamermessage.h>
+#include <gst/gst.h>
+
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+class QGstreamerSyncEventFilter {
+public:
+    //returns true if message was processed and should be dropped, false otherwise
+    virtual bool processSyncMessage(const QGstreamerMessage &message) = 0;
+};
+
+class QGstreamerBusHelperPrivate;
+
+class QGstreamerBusHelper : public QObject
+{
+    Q_OBJECT
+    friend class QGstreamerBusHelperPrivate;
+
+public:
+    QGstreamerBusHelper(GstBus* bus, QObject* parent = 0);
+    ~QGstreamerBusHelper();
+
+    void installSyncEventFilter(QGstreamerSyncEventFilter *filter);
+
+signals:
+    void message(QGstreamerMessage const& message);
+
+
+private:
+    QGstreamerBusHelperPrivate*   d;
+};
+
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif
diff --git a/src/plugins/mediaservices/gstreamer/qgstreamermessage.cpp b/src/plugins/mediaservices/gstreamer/qgstreamermessage.cpp
new file mode 100644
index 0000000..19cdfb1
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qgstreamermessage.cpp
@@ -0,0 +1,93 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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 <gst/gst.h>
+
+#include "qgstreamermessage.h"
+
+
+static int wuchi = qRegisterMetaType<QGstreamerMessage>();
+
+
+/*!
+    \class gstreamer::QGstreamerMessage
+    \internal
+*/
+
+QGstreamerMessage::QGstreamerMessage():
+    m_message(0)
+{
+}
+
+QGstreamerMessage::QGstreamerMessage(GstMessage* message):
+    m_message(message)
+{
+    gst_message_ref(m_message);
+}
+
+QGstreamerMessage::QGstreamerMessage(QGstreamerMessage const& m):
+    m_message(m.m_message)
+{
+    gst_message_ref(m_message);
+}
+
+
+QGstreamerMessage::~QGstreamerMessage()
+{
+    if (m_message != 0)
+        gst_message_unref(m_message);
+}
+
+GstMessage* QGstreamerMessage::rawMessage() const
+{
+    return m_message;
+}
+
+QGstreamerMessage& QGstreamerMessage::operator=(QGstreamerMessage const& rhs)
+{
+    if (m_message != 0)
+        gst_message_unref(m_message);
+
+    if ((m_message = rhs.m_message) != 0)
+        gst_message_ref(m_message);
+
+    return *this;
+}
diff --git a/src/plugins/mediaservices/gstreamer/qgstreamermessage.h b/src/plugins/mediaservices/gstreamer/qgstreamermessage.h
new file mode 100644
index 0000000..70f35f3
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qgstreamermessage.h
@@ -0,0 +1,76 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QGSTREAMERMESSAGE_H
+#define QGSTREAMERMESSAGE_H
+
+#include <QMetaType>
+
+#include <gst/gst.h>
+
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+class QGstreamerMessage
+{
+public:
+    QGstreamerMessage();
+    QGstreamerMessage(GstMessage* message);
+    QGstreamerMessage(QGstreamerMessage const& m);
+    ~QGstreamerMessage();
+
+    GstMessage* rawMessage() const;
+
+    QGstreamerMessage& operator=(QGstreamerMessage const& rhs);
+
+private:
+    GstMessage* m_message;
+};
+
+QT_END_NAMESPACE
+
+Q_DECLARE_METATYPE(QGstreamerMessage);
+
+QT_END_HEADER
+
+#endif
diff --git a/src/plugins/mediaservices/gstreamer/qgstreamerserviceplugin.cpp b/src/plugins/mediaservices/gstreamer/qgstreamerserviceplugin.cpp
new file mode 100644
index 0000000..e892e45
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qgstreamerserviceplugin.cpp
@@ -0,0 +1,186 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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 <QtCore/qstring.h>
+#include <QtCore/qdebug.h>
+#include <QtGui/QIcon>
+#include <QtCore/QDir>
+#include <QtCore/QDebug>
+
+#include "qgstreamerserviceplugin.h"
+
+#ifdef QMEDIA_GSTREAMER_PLAYER
+#include "qgstreamerplayerservice.h"
+#endif
+#ifdef QMEDIA_GSTREAMER_CAPTURE
+#include "qgstreamercaptureservice.h"
+#endif
+
+#include <QtMultimedia/qmediaserviceprovider.h>
+
+#include <linux/types.h>
+#include <sys/time.h>
+#include <sys/ioctl.h>
+#include <sys/poll.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <string.h>
+#include <stdlib.h>
+#include <sys/mman.h>
+#include <linux/videodev2.h>
+
+
+QT_BEGIN_NAMESPACE
+
+
+QStringList QGstreamerServicePlugin::keys() const
+{
+    return QStringList()
+#ifdef QMEDIA_GSTREAMER_PLAYER
+            << QLatin1String(Q_MEDIASERVICE_MEDIAPLAYER)
+#endif
+#ifdef QMEDIA_GSTREAMER_CAPTURE
+            << QLatin1String(Q_MEDIASERVICE_AUDIOSOURCE)
+            << QLatin1String(Q_MEDIASERVICE_CAMERA)
+#endif
+            ;
+}
+
+QMediaService* QGstreamerServicePlugin::create(const QString &key)
+{
+#ifdef QMEDIA_GSTREAMER_PLAYER
+    if (key == QLatin1String(Q_MEDIASERVICE_MEDIAPLAYER))
+        return new QGstreamerPlayerService;
+#endif
+#ifdef QMEDIA_GSTREAMER_CAPTURE
+    if (key == QLatin1String(Q_MEDIASERVICE_AUDIOSOURCE))
+        return new QGstreamerCaptureService(key);
+
+    if (key == QLatin1String(Q_MEDIASERVICE_CAMERA))
+        return new QGstreamerCaptureService(key);
+#endif
+
+    qDebug() << "unsupported key:" << key;
+    return 0;
+}
+
+void QGstreamerServicePlugin::release(QMediaService *service)
+{
+    delete service;
+}
+
+QList<QByteArray> QGstreamerServicePlugin::devices(const QByteArray &service) const
+{
+    if (service == Q_MEDIASERVICE_CAMERA) {
+        if (m_cameraDevices.isEmpty())
+            updateDevices();
+
+        return m_cameraDevices;
+    }
+
+    return QList<QByteArray>();
+}
+
+QString QGstreamerServicePlugin::deviceDescription(const QByteArray &service, const QByteArray &device)
+{
+    if (service == Q_MEDIASERVICE_CAMERA) {
+        if (m_cameraDevices.isEmpty())
+            updateDevices();
+
+        for (int i=0; i<m_cameraDevices.count(); i++)
+            if (m_cameraDevices[i] == device)
+                return m_cameraDescriptions[i];
+    }
+
+    return QString();
+}
+
+void QGstreamerServicePlugin::updateDevices() const
+{
+    m_cameraDevices.clear();
+    m_cameraDescriptions.clear();
+
+    QDir devDir("/dev");
+    devDir.setFilter(QDir::System);
+
+    QFileInfoList entries = devDir.entryInfoList(QStringList() << "video*");
+
+    foreach( const QFileInfo &entryInfo, entries ) {
+        qDebug() << "Try" << entryInfo.filePath();
+
+        int fd = ::open(entryInfo.filePath().toLatin1().constData(), O_RDWR );
+        if (fd == -1)
+            continue;
+
+        bool isCamera = false;
+
+        v4l2_input input;
+        memset(&input, 0, sizeof(input));
+        for (; ::ioctl(fd, VIDIOC_ENUMINPUT, &input) >= 0; ++input.index) {
+            if(input.type == V4L2_INPUT_TYPE_CAMERA || input.type == 0) {
+                isCamera = ::ioctl(fd, VIDIOC_S_INPUT, input.index) != 0;
+                break;
+            }
+        }
+
+        if (isCamera) {
+            // find out its driver "name"
+            QString name;
+            struct v4l2_capability vcap;
+            memset(&vcap, 0, sizeof(struct v4l2_capability));
+
+            if (ioctl(fd, VIDIOC_QUERYCAP, &vcap) != 0)
+                name = entryInfo.fileName();
+            else
+                name = QString((const char*)vcap.card);
+            qDebug() << "found camera: " << name;
+
+            m_cameraDevices.append(entryInfo.filePath().toLocal8Bit());
+            m_cameraDescriptions.append(name);
+        }
+        ::close(fd);
+    }
+}
+
+Q_EXPORT_PLUGIN2(gstengine, QGstreamerServicePlugin);
+
+QT_END_NAMESPACE
diff --git a/src/plugins/mediaservices/gstreamer/qgstreamerserviceplugin.h b/src/plugins/mediaservices/gstreamer/qgstreamerserviceplugin.h
new file mode 100644
index 0000000..33148ac
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qgstreamerserviceplugin.h
@@ -0,0 +1,76 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+
+#ifndef QGSTREAMERSERVICEPLUGIN_H
+#define QGSTREAMERSERVICEPLUGIN_H
+
+#include <QtMultimedia/qmediaserviceproviderplugin.h>
+
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+class QGstreamerServicePlugin : public QMediaServiceProviderPlugin, public QMediaServiceSupportedDevicesInterface
+{
+    Q_OBJECT
+    Q_INTERFACES(QMediaServiceSupportedDevicesInterface)
+public:
+    QStringList keys() const;
+    QMediaService* create(QString const& key);
+    void release(QMediaService *service);
+
+    QList<QByteArray> devices(const QByteArray &service) const;
+    QString deviceDescription(const QByteArray &service, const QByteArray &device);
+
+private:
+    void updateDevices() const;
+
+    mutable QList<QByteArray> m_cameraDevices;
+    mutable QStringList m_cameraDescriptions;
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QGSTREAMERSERVICEPLUGIN_H
diff --git a/src/plugins/mediaservices/gstreamer/qgstreamervideoinputdevicecontrol.cpp b/src/plugins/mediaservices/gstreamer/qgstreamervideoinputdevicecontrol.cpp
new file mode 100644
index 0000000..5059409
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qgstreamervideoinputdevicecontrol.cpp
@@ -0,0 +1,157 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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 "qgstreamervideoinputdevicecontrol.h"
+
+#include <QtGui/QIcon>
+#include <QtCore/QDir>
+#include <QtCore/QDebug>
+
+#include <linux/types.h>
+#include <sys/time.h>
+#include <sys/ioctl.h>
+#include <sys/poll.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <string.h>
+#include <stdlib.h>
+#include <sys/mman.h>
+#include <linux/videodev2.h>
+
+QGstreamerVideoInputDeviceControl::QGstreamerVideoInputDeviceControl(QObject *parent)
+    :QVideoDeviceControl(parent), m_selectedDevice(0)
+{
+    update();
+}
+
+QGstreamerVideoInputDeviceControl::~QGstreamerVideoInputDeviceControl()
+{
+}
+
+int QGstreamerVideoInputDeviceControl::deviceCount() const
+{
+    return m_names.size();
+}
+
+QString QGstreamerVideoInputDeviceControl::deviceName(int index) const
+{
+    return m_names[index];
+}
+
+QString QGstreamerVideoInputDeviceControl::deviceDescription(int index) const
+{
+    return m_descriptions[index];
+}
+
+QIcon QGstreamerVideoInputDeviceControl::deviceIcon(int index) const
+{
+    Q_UNUSED(index);
+    return QIcon();
+}
+
+int QGstreamerVideoInputDeviceControl::defaultDevice() const
+{
+    return 0;
+}
+
+int QGstreamerVideoInputDeviceControl::selectedDevice() const
+{
+    return m_selectedDevice;
+}
+
+
+void QGstreamerVideoInputDeviceControl::setSelectedDevice(int index)
+{
+    if (index != m_selectedDevice) {
+        m_selectedDevice = index;
+        emit selectedDeviceChanged(index);
+        emit selectedDeviceChanged(deviceName(index));
+    }
+}
+
+
+void QGstreamerVideoInputDeviceControl::update()
+{
+    m_names.clear();
+    m_descriptions.clear();
+
+    QDir devDir("/dev");
+    devDir.setFilter(QDir::System);
+
+    QFileInfoList entries = devDir.entryInfoList(QStringList() << "video*");
+
+    foreach( const QFileInfo &entryInfo, entries ) {
+        qDebug() << "Try" << entryInfo.filePath();
+
+        int fd = ::open(entryInfo.filePath().toLatin1().constData(), O_RDWR );
+        if (fd == -1)
+            continue;
+
+        bool isCamera = false;
+
+        v4l2_input input;
+        memset(&input, 0, sizeof(input));
+        for (; ::ioctl(fd, VIDIOC_ENUMINPUT, &input) >= 0; ++input.index) {
+            if(input.type == V4L2_INPUT_TYPE_CAMERA || input.type == 0) {
+                isCamera = ::ioctl(fd, VIDIOC_S_INPUT, input.index) != 0;
+                break;
+            }
+        }
+
+        if (isCamera) {
+            // find out its driver "name"
+            QString name;
+            struct v4l2_capability vcap;
+            memset(&vcap, 0, sizeof(struct v4l2_capability));
+
+            if (ioctl(fd, VIDIOC_QUERYCAP, &vcap) != 0)
+                name = entryInfo.fileName();
+            else
+                name = QString((const char*)vcap.card);
+            qDebug() << "found camera: " << name;
+
+            m_names.append(entryInfo.filePath());
+            m_descriptions.append(name);
+        }
+        ::close(fd);
+    }
+}
diff --git a/src/plugins/mediaservices/gstreamer/qgstreamervideoinputdevicecontrol.h b/src/plugins/mediaservices/gstreamer/qgstreamervideoinputdevicecontrol.h
new file mode 100644
index 0000000..5cdc05f
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qgstreamervideoinputdevicecontrol.h
@@ -0,0 +1,85 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QGSTREAMERVIDEOINPUTDEVICECONTROL_H
+#define QGSTREAMERVIDEOINPUTDEVICECONTROL_H
+
+#include <QtMultimedia/qvideodevicecontrol.h>
+#include <QtCore/qstringlist.h>
+
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+
+class QGstreamerVideoInputDeviceControl : public QVideoDeviceControl
+{
+Q_OBJECT
+public:
+    QGstreamerVideoInputDeviceControl(QObject *parent);
+    ~QGstreamerVideoInputDeviceControl();
+
+    int deviceCount() const;
+
+    QString deviceName(int index) const;
+    QString deviceDescription(int index) const;
+    QIcon deviceIcon(int index) const;
+
+    int defaultDevice() const;
+    int selectedDevice() const;
+
+public Q_SLOTS:
+    void setSelectedDevice(int index);
+
+private:
+    void update();
+
+    int m_selectedDevice;
+    QStringList m_names;
+    QStringList m_descriptions;
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QGSTREAMERAUDIOINPUTDEVICECONTROL_H
diff --git a/src/plugins/mediaservices/gstreamer/qgstreamervideooutputcontrol.cpp b/src/plugins/mediaservices/gstreamer/qgstreamervideooutputcontrol.cpp
new file mode 100644
index 0000000..10d446f
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qgstreamervideooutputcontrol.cpp
@@ -0,0 +1,72 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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 "qgstreamervideooutputcontrol.h"
+
+QGstreamerVideoOutputControl::QGstreamerVideoOutputControl(QObject *parent)
+    : QVideoOutputControl(parent)
+    , m_output(NoOutput)
+{
+}
+
+QList<QVideoOutputControl::Output> QGstreamerVideoOutputControl::availableOutputs() const
+{
+    return m_outputs;
+}
+
+void QGstreamerVideoOutputControl::setAvailableOutputs(const QList<Output> &outputs)
+{
+    emit availableOutputsChanged(m_outputs = outputs);
+}
+
+QVideoOutputControl::Output QGstreamerVideoOutputControl::output() const
+{
+    return m_output;
+}
+
+void QGstreamerVideoOutputControl::setOutput(Output output)
+{
+    if (!m_outputs.contains(output))
+        output = NoOutput;
+
+    if (m_output != output)
+        emit outputChanged(m_output = output);
+}
diff --git a/src/plugins/mediaservices/gstreamer/qgstreamervideooutputcontrol.h b/src/plugins/mediaservices/gstreamer/qgstreamervideooutputcontrol.h
new file mode 100644
index 0000000..0d618f2
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qgstreamervideooutputcontrol.h
@@ -0,0 +1,86 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QGSTREAMERVIDEOOUTPUTCONTROL_H
+#define QGSTREAMERVIDEOOUTPUTCONTROL_H
+
+#include <QtMultimedia/qvideooutputcontrol.h>
+
+#include <gst/gst.h>
+
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+class QGstreamerVideoRendererInterface
+{
+public:
+    virtual ~QGstreamerVideoRendererInterface();
+    virtual GstElement *videoSink() = 0;
+    virtual void precessNewStream() {}
+};
+
+class QGstreamerVideoOutputControl : public QVideoOutputControl
+{
+    Q_OBJECT
+public:
+    QGstreamerVideoOutputControl(QObject *parent = 0);
+
+    QList<Output> availableOutputs() const;
+    void setAvailableOutputs(const QList<Output> &outputs);
+
+    Output output() const;
+    void setOutput(Output output);
+
+Q_SIGNALS:
+    void outputChanged(QVideoOutputControl::Output output);
+
+private:
+    QList<Output> m_outputs;
+    Output m_output;
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif
diff --git a/src/plugins/mediaservices/gstreamer/qgstreamervideooverlay.cpp b/src/plugins/mediaservices/gstreamer/qgstreamervideooverlay.cpp
new file mode 100644
index 0000000..8dbe3db
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qgstreamervideooverlay.cpp
@@ -0,0 +1,210 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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 "qgstreamervideooverlay.h"
+#include "qvideosurfacegstsink.h"
+
+#include <QtMultimedia/qvideosurfaceformat.h>
+
+#include "qx11videosurface.h"
+
+QGstreamerVideoOverlay::QGstreamerVideoOverlay(QObject *parent)
+    : QVideoWindowControl(parent)
+    , m_surface(new QX11VideoSurface)
+    , m_videoSink(reinterpret_cast<GstElement*>(QVideoSurfaceGstSink::createSink(m_surface)))
+    , m_aspectRatioMode(QVideoWidget::KeepAspectRatio)
+    , m_fullScreen(false)
+{
+    if (m_videoSink) {
+        gst_object_ref(GST_OBJECT(m_videoSink)); //Take ownership
+        gst_object_sink(GST_OBJECT(m_videoSink));
+    }
+
+    connect(m_surface, SIGNAL(surfaceFormatChanged(QVideoSurfaceFormat)),
+            this, SLOT(surfaceFormatChanged()));
+}
+
+QGstreamerVideoOverlay::~QGstreamerVideoOverlay()
+{
+    if (m_videoSink)
+        gst_object_unref(GST_OBJECT(m_videoSink));
+
+    delete m_surface;
+}
+
+WId QGstreamerVideoOverlay::winId() const
+{
+    return m_surface->winId();
+}
+
+void QGstreamerVideoOverlay::setWinId(WId id)
+{
+    m_surface->setWinId(id);
+}
+
+QRect QGstreamerVideoOverlay::displayRect() const
+{
+    return m_displayRect;
+}
+
+void QGstreamerVideoOverlay::setDisplayRect(const QRect &rect)
+{
+    m_displayRect = rect;
+
+    setScaledDisplayRect();
+}
+
+QVideoWidget::AspectRatioMode QGstreamerVideoOverlay::aspectRatioMode() const
+{
+    return m_aspectRatioMode;
+}
+
+void QGstreamerVideoOverlay::setAspectRatioMode(QVideoWidget::AspectRatioMode mode)
+{
+    m_aspectRatioMode = mode;
+
+    setScaledDisplayRect();
+}
+
+void QGstreamerVideoOverlay::repaint()
+{
+}
+
+int QGstreamerVideoOverlay::brightness() const
+{
+    return m_surface->brightness();
+}
+
+void QGstreamerVideoOverlay::setBrightness(int brightness)
+{
+    m_surface->setBrightness(brightness);
+
+    emit brightnessChanged(m_surface->brightness());
+}
+
+int QGstreamerVideoOverlay::contrast() const
+{
+    return m_surface->contrast();
+}
+
+void QGstreamerVideoOverlay::setContrast(int contrast)
+{
+    m_surface->setContrast(contrast);
+
+    emit contrastChanged(m_surface->contrast());
+}
+
+int QGstreamerVideoOverlay::hue() const
+{
+    return m_surface->hue();
+}
+
+void QGstreamerVideoOverlay::setHue(int hue)
+{
+    m_surface->setHue(hue);
+
+    emit hueChanged(m_surface->hue());
+}
+
+int QGstreamerVideoOverlay::saturation() const
+{
+    return m_surface->saturation();
+}
+
+void QGstreamerVideoOverlay::setSaturation(int saturation)
+{
+    m_surface->setSaturation(saturation);
+
+    emit saturationChanged(m_surface->saturation());
+}
+
+bool QGstreamerVideoOverlay::isFullScreen() const
+{
+    return m_fullScreen;
+}
+
+void QGstreamerVideoOverlay::setFullScreen(bool fullScreen)
+{
+    emit fullScreenChanged(m_fullScreen = fullScreen);
+}
+
+QSize QGstreamerVideoOverlay::nativeSize() const
+{
+    return m_surface->surfaceFormat().sizeHint();
+}
+
+QAbstractVideoSurface *QGstreamerVideoOverlay::surface() const
+{
+    return m_surface;
+}
+
+GstElement *QGstreamerVideoOverlay::videoSink()
+{
+    return m_videoSink;
+}
+
+void QGstreamerVideoOverlay::surfaceFormatChanged()
+{
+    setScaledDisplayRect();
+
+    emit nativeSizeChanged();
+}
+
+void QGstreamerVideoOverlay::setScaledDisplayRect()
+{
+    switch (m_aspectRatioMode) {
+    case QVideoWidget::KeepAspectRatio:
+        {
+            QSize size = m_surface->surfaceFormat().viewport().size();
+
+            size.scale(m_displayRect.size(), Qt::KeepAspectRatio);
+
+            QRect rect(QPoint(0, 0), size);
+            rect.moveCenter(m_displayRect.center());
+
+            m_surface->setDisplayRect(rect);
+        }
+        break;
+    case QVideoWidget::IgnoreAspectRatio:
+        m_surface->setDisplayRect(m_displayRect);
+        break;
+    };
+}
diff --git a/src/plugins/mediaservices/gstreamer/qgstreamervideooverlay.h b/src/plugins/mediaservices/gstreamer/qgstreamervideooverlay.h
new file mode 100644
index 0000000..518d8ce
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qgstreamervideooverlay.h
@@ -0,0 +1,114 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QGSTREAMERVIDEOOVERLAY_H
+#define QGSTREAMERVIDEOOVERLAY_H
+
+#include <QtMultimedia/qvideowindowcontrol.h>
+
+#include "qgstreamervideorendererinterface.h"
+
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+class QAbstractVideoSurface;
+class QX11VideoSurface;
+
+class QGstreamerVideoOverlay : public QVideoWindowControl, public QGstreamerVideoRendererInterface
+{
+    Q_OBJECT
+    Q_INTERFACES(QGstreamerVideoRendererInterface)
+public:
+    QGstreamerVideoOverlay(QObject *parent = 0);
+    ~QGstreamerVideoOverlay();
+
+    WId winId() const;
+    void setWinId(WId id);
+
+    QRect displayRect() const;
+    void setDisplayRect(const QRect &rect);
+
+    bool isFullScreen() const;
+    void setFullScreen(bool fullScreen);
+
+    QSize nativeSize() const;
+
+    QVideoWidget::AspectRatioMode aspectRatioMode() const;
+    void setAspectRatioMode(QVideoWidget::AspectRatioMode mode);
+
+    void repaint();
+
+    int brightness() const;
+    void setBrightness(int brightness);
+
+    int contrast() const;
+    void setContrast(int contrast);
+
+    int hue() const;
+    void setHue(int hue);
+
+    int saturation() const;
+    void setSaturation(int saturation);
+
+    QAbstractVideoSurface *surface() const;
+
+    GstElement *videoSink();
+
+private slots:
+    void surfaceFormatChanged();
+
+private:
+    void setScaledDisplayRect();
+
+    QX11VideoSurface *m_surface;
+    GstElement *m_videoSink;
+    QVideoWidget::AspectRatioMode m_aspectRatioMode;
+    QRect m_displayRect;
+    bool m_fullScreen;
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif
diff --git a/src/plugins/mediaservices/gstreamer/qgstreamervideorenderer.cpp b/src/plugins/mediaservices/gstreamer/qgstreamervideorenderer.cpp
new file mode 100644
index 0000000..7e10fbf
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qgstreamervideorenderer.cpp
@@ -0,0 +1,82 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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 "qgstreamervideorenderer.h"
+#include "qvideosurfacegstsink.h"
+
+#include <QEvent>
+#include <QApplication>
+
+#include <gst/gst.h>
+
+QGstreamerVideoRenderer::QGstreamerVideoRenderer(QObject *parent)
+    :QVideoRendererControl(parent),m_videoSink(0)
+{
+}
+
+QGstreamerVideoRenderer::~QGstreamerVideoRenderer()
+{
+    if (m_videoSink)
+        gst_object_unref(GST_OBJECT(m_videoSink));
+}
+
+GstElement *QGstreamerVideoRenderer::videoSink()
+{
+    if (!m_videoSink) {
+        m_videoSink = reinterpret_cast<GstElement*>(QVideoSurfaceGstSink::createSink(m_surface));
+        gst_object_ref(GST_OBJECT(m_videoSink)); //Take ownership
+        gst_object_sink(GST_OBJECT(m_videoSink));
+    }
+
+    return m_videoSink;
+}
+
+
+QAbstractVideoSurface *QGstreamerVideoRenderer::surface() const
+{
+    return m_surface;
+}
+
+void QGstreamerVideoRenderer::setSurface(QAbstractVideoSurface *surface)
+{
+    m_surface = surface;
+}
+
diff --git a/src/plugins/mediaservices/gstreamer/qgstreamervideorenderer.h b/src/plugins/mediaservices/gstreamer/qgstreamervideorenderer.h
new file mode 100644
index 0000000..f476730
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qgstreamervideorenderer.h
@@ -0,0 +1,78 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QGSTREAMERVIDEORENDERER_H
+#define QGSTREAMERVIDEORENDERER_H
+
+#include <QtMultimedia/qvideorenderercontrol.h>
+#include "qvideosurfacegstsink.h"
+
+#include "qgstreamervideorendererinterface.h"
+
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+class QGstreamerVideoRenderer : public QVideoRendererControl, public QGstreamerVideoRendererInterface
+{
+    Q_OBJECT
+    Q_INTERFACES(QGstreamerVideoRendererInterface)
+public:
+    QGstreamerVideoRenderer(QObject *parent = 0);
+    virtual ~QGstreamerVideoRenderer();
+    
+    QAbstractVideoSurface *surface() const;
+    void setSurface(QAbstractVideoSurface *surface);
+
+    GstElement *videoSink();
+    void precessNewStream() {}
+
+private:    
+    GstElement *m_videoSink;
+    QAbstractVideoSurface *m_surface;
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QGSTREAMERVIDEORENDRER_H
diff --git a/src/plugins/mediaservices/gstreamer/qgstreamervideorendererinterface.cpp b/src/plugins/mediaservices/gstreamer/qgstreamervideorendererinterface.cpp
new file mode 100644
index 0000000..57df692
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qgstreamervideorendererinterface.cpp
@@ -0,0 +1,46 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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 "qgstreamervideorendererinterface.h"
+
+QGstreamerVideoRendererInterface::~QGstreamerVideoRendererInterface()
+{
+}
diff --git a/src/plugins/mediaservices/gstreamer/qgstreamervideorendererinterface.h b/src/plugins/mediaservices/gstreamer/qgstreamervideorendererinterface.h
new file mode 100644
index 0000000..2700965
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qgstreamervideorendererinterface.h
@@ -0,0 +1,69 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QGSTREAMERVIDEOOUTPUTCONTROL_H
+#define QGSTREAMERVIDEOOUTPUTCONTROL_H
+
+#include <gst/gst.h>
+
+#include <QtCore/qobject.h>
+
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+class QGstreamerVideoRendererInterface
+{
+public:
+    virtual ~QGstreamerVideoRendererInterface();
+    virtual GstElement *videoSink() = 0;
+    virtual void precessNewStream() {}
+};
+
+QT_END_NAMESPACE
+
+#define QGstreamerVideoRendererInterface_iid "com.nokia.Qt.QGstreamerVideoRendererInterface/1.0"
+Q_DECLARE_INTERFACE(QGstreamerVideoRendererInterface, QGstreamerVideoRendererInterface_iid)
+
+QT_END_HEADER
+
+#endif
diff --git a/src/plugins/mediaservices/gstreamer/qgstreamervideowidget.cpp b/src/plugins/mediaservices/gstreamer/qgstreamervideowidget.cpp
new file mode 100644
index 0000000..7b2ec14
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qgstreamervideowidget.cpp
@@ -0,0 +1,322 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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 "qgstreamervideowidget.h"
+
+#include <QtCore/qcoreevent.h>
+#include <QtCore/qdebug.h>
+#include <QtGui/qapplication.h>
+#include <QtGui/qpainter.h>
+
+#include <X11/Xlib.h>
+#include <gst/gst.h>
+#include <gst/interfaces/xoverlay.h>
+#include <gst/interfaces/propertyprobe.h>
+
+class QGstreamerVideoWidget : public QWidget
+{
+public:
+    QGstreamerVideoWidget(QWidget *parent = 0)
+        :QWidget(parent)
+    {
+        setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+        QPalette palette;
+        palette.setColor(QPalette::Background, Qt::black);
+        setPalette(palette);
+    }
+
+    virtual ~QGstreamerVideoWidget() {}
+
+    QSize sizeHint() const
+    {
+        return m_nativeSize;
+    }
+
+    void setNativeSize( const QSize &size)
+    {
+        if (size != m_nativeSize) {
+            m_nativeSize = size;
+            if (size.isEmpty())
+                setMinimumSize(0,0);
+            else
+                setMinimumSize(160,120);
+
+            updateGeometry();
+        }
+    }
+
+protected:
+    void paintEvent(QPaintEvent *)
+    {
+        QPainter painter(this);
+        painter.fillRect(rect(), palette().background());
+    }
+
+    QSize m_nativeSize;
+};
+
+QGstreamerVideoWidgetControl::QGstreamerVideoWidgetControl(QObject *parent)
+    : QVideoWidgetControl(parent)
+    , m_videoSink(0)
+    , m_widget(new QGstreamerVideoWidget)
+    , m_fullScreen(false)
+{
+    m_widget->installEventFilter(this);
+    m_windowId = m_widget->winId();
+
+    m_videoSink = gst_element_factory_make ("xvimagesink", NULL);
+    if (m_videoSink) {
+        // Check if the xv sink is usable
+        if (gst_element_set_state(m_videoSink, GST_STATE_READY) != GST_STATE_CHANGE_SUCCESS) {
+            gst_object_unref(GST_OBJECT(m_videoSink));
+            m_videoSink = 0;
+        } else {
+            gst_element_set_state(m_videoSink, GST_STATE_NULL);
+
+            g_object_set(G_OBJECT(m_videoSink), "force-aspect-ratio", 1, (const char*)NULL);
+        }
+    }
+
+    if (!m_videoSink)
+        m_videoSink = gst_element_factory_make ("ximagesink", NULL);
+
+    gst_object_ref (GST_OBJECT (m_videoSink)); //Take ownership
+    gst_object_sink (GST_OBJECT (m_videoSink));
+}
+
+QGstreamerVideoWidgetControl::~QGstreamerVideoWidgetControl()
+{
+    if (m_videoSink)
+        gst_object_unref(GST_OBJECT(m_videoSink));
+
+    delete m_widget;
+}
+
+GstElement *QGstreamerVideoWidgetControl::videoSink()
+{
+    return m_videoSink;
+}
+
+bool QGstreamerVideoWidgetControl::eventFilter(QObject *object, QEvent *e)
+{
+    if (object == m_widget) {
+        if (e->type() == QEvent::ParentChange || e->type() == QEvent::Show) {
+            WId newWId = m_widget->winId();
+            if (newWId != m_windowId) {
+                m_windowId = newWId;
+                // Even if we have created a winId at this point, other X applications
+                // need to be aware of it.
+                QApplication::syncX();
+                setOverlay();
+            }
+        }
+
+        if (e->type() == QEvent::Show) {
+            // Setting these values ensures smooth resizing since it
+            // will prevent the system from clearing the background
+            m_widget->setAttribute(Qt::WA_NoSystemBackground, true);
+            m_widget->setAttribute(Qt::WA_PaintOnScreen, true);
+        } else if (e->type() == QEvent::Resize) {
+            // This is a workaround for missing background repaints
+            // when reducing window size
+            windowExposed();
+        }
+    }
+
+    return false;
+}
+
+void QGstreamerVideoWidgetControl::precessNewStream()
+{
+    setOverlay();
+    QMetaObject::invokeMethod(this, "updateNativeVideoSize", Qt::QueuedConnection);
+}
+
+void QGstreamerVideoWidgetControl::setOverlay()
+{
+    if (m_videoSink && GST_IS_X_OVERLAY(m_videoSink)) {
+        gst_x_overlay_set_xwindow_id(GST_X_OVERLAY(m_videoSink), m_windowId);
+    }
+}
+
+void QGstreamerVideoWidgetControl::updateNativeVideoSize()
+{
+    if (m_videoSink) {
+        //find video native size to update video widget size hint
+        GstPad *pad = gst_element_get_static_pad(m_videoSink,"sink");
+        GstCaps *caps = gst_pad_get_negotiated_caps(pad);
+
+        if (caps) {
+            GstStructure *str;
+            gint width, height;
+
+            if ((str = gst_caps_get_structure (caps, 0))) {
+                if (gst_structure_get_int (str, "width", &width) && gst_structure_get_int (str, "height", &height)) {
+                    gint aspectNum = 0;
+                    gint aspectDenum = 0;
+                    if (gst_structure_get_fraction(str, "pixel-aspect-ratio", &aspectNum, &aspectDenum)) {
+                        if (aspectDenum > 0)
+                            width = width*aspectNum/aspectDenum;
+                    }
+                    m_widget->setNativeSize(QSize(width, height));
+                }
+            }
+            gst_caps_unref(caps);
+        }
+    } else {
+        m_widget->setNativeSize(QSize());
+    }
+}
+
+
+void QGstreamerVideoWidgetControl::windowExposed()
+{
+    if (m_videoSink && GST_IS_X_OVERLAY(m_videoSink))
+        gst_x_overlay_expose(GST_X_OVERLAY(m_videoSink));
+}
+
+QWidget *QGstreamerVideoWidgetControl::videoWidget()
+{
+    return m_widget;
+}
+
+QVideoWidget::AspectRatioMode QGstreamerVideoWidgetControl::aspectRatioMode() const
+{
+    return m_aspectRatioMode;
+}
+
+void QGstreamerVideoWidgetControl::setAspectRatioMode(QVideoWidget::AspectRatioMode mode)
+{
+    if (m_videoSink) {
+        g_object_set(G_OBJECT(m_videoSink),
+                     "force-aspect-ratio",
+                     (mode == QVideoWidget::KeepAspectRatio),
+                     (const char*)NULL);
+    }
+
+    m_aspectRatioMode = mode;
+}
+
+bool QGstreamerVideoWidgetControl::isFullScreen() const
+{
+    return m_fullScreen;
+}
+
+void QGstreamerVideoWidgetControl::setFullScreen(bool fullScreen)
+{
+    emit fullScreenChanged(m_fullScreen =  fullScreen);
+}
+
+int QGstreamerVideoWidgetControl::brightness() const
+{
+    int brightness = 0;
+
+    if (g_object_class_find_property(G_OBJECT_GET_CLASS(m_videoSink), "brightness"))
+        g_object_get(G_OBJECT(m_videoSink), "brightness", &brightness, NULL);
+
+    return brightness / 10;
+}
+
+void QGstreamerVideoWidgetControl::setBrightness(int brightness)
+{
+    if (g_object_class_find_property(G_OBJECT_GET_CLASS(m_videoSink), "brightness")) {
+        g_object_set(G_OBJECT(m_videoSink), "brightness", brightness * 10, NULL);
+
+        emit brightnessChanged(brightness);
+    }
+}
+
+int QGstreamerVideoWidgetControl::contrast() const
+{
+    int contrast = 0;
+
+    if (g_object_class_find_property(G_OBJECT_GET_CLASS(m_videoSink), "contrast"))
+    g_object_get(G_OBJECT(m_videoSink), "contrast", &contrast, NULL);
+
+    return contrast / 10;
+}
+
+void QGstreamerVideoWidgetControl::setContrast(int contrast)
+{
+    if (g_object_class_find_property(G_OBJECT_GET_CLASS(m_videoSink), "contrast")) {
+        g_object_set(G_OBJECT(m_videoSink), "contrast", contrast * 10, NULL);
+
+        emit contrastChanged(contrast);
+    }
+}
+
+int QGstreamerVideoWidgetControl::hue() const
+{
+    int hue = 0;
+
+    if (g_object_class_find_property(G_OBJECT_GET_CLASS(m_videoSink), "hue"))
+        g_object_get(G_OBJECT(m_videoSink), "hue", &hue, NULL);
+
+    return hue / 10;
+}
+
+void QGstreamerVideoWidgetControl::setHue(int hue)
+{
+    if (g_object_class_find_property(G_OBJECT_GET_CLASS(m_videoSink), "hue")) {
+        g_object_set(G_OBJECT(m_videoSink), "hue", hue * 10, NULL);
+
+        emit hueChanged(hue);
+    }
+}
+
+int QGstreamerVideoWidgetControl::saturation() const
+{
+    int saturation = 0;
+
+    if (g_object_class_find_property(G_OBJECT_GET_CLASS(m_videoSink), "saturation"))
+        g_object_get(G_OBJECT(m_videoSink), "saturation", &saturation, NULL);
+
+    return saturation / 10;
+}
+
+void QGstreamerVideoWidgetControl::setSaturation(int saturation)
+{
+    if (g_object_class_find_property(G_OBJECT_GET_CLASS(m_videoSink), "saturation")) {
+        g_object_set(G_OBJECT(m_videoSink), "saturation", saturation * 10, NULL);
+
+        emit saturationChanged(saturation);
+    }
+}
diff --git a/src/plugins/mediaservices/gstreamer/qgstreamervideowidget.h b/src/plugins/mediaservices/gstreamer/qgstreamervideowidget.h
new file mode 100644
index 0000000..9edd1dd
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qgstreamervideowidget.h
@@ -0,0 +1,109 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QGSTREAMERVIDEOWIDGET_H
+#define QGSTREAMERVIDEOWIDGET_H
+
+#include <QtMultimedia/qvideowidgetcontrol.h>
+
+#include "qgstreamervideorendererinterface.h"
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+class QGstreamerVideoWidget;
+
+class QGstreamerVideoWidgetControl
+        : public QVideoWidgetControl
+        , public QGstreamerVideoRendererInterface
+{
+    Q_OBJECT
+    Q_INTERFACES(QGstreamerVideoRendererInterface)
+public:
+    QGstreamerVideoWidgetControl(QObject *parent = 0);
+    virtual ~QGstreamerVideoWidgetControl();
+
+    GstElement *videoSink();
+    void precessNewStream();
+
+    QWidget *videoWidget();
+
+    QVideoWidget::AspectRatioMode aspectRatioMode() const;
+    void setAspectRatioMode(QVideoWidget::AspectRatioMode mode);
+
+    bool isFullScreen() const;
+    void setFullScreen(bool fullScreen);
+
+    int brightness() const;
+    void setBrightness(int brightness);
+
+    int contrast() const;
+    void setContrast(int contrast);
+
+    int hue() const;
+    void setHue(int hue);
+
+    int saturation() const;
+    void setSaturation(int saturation);
+
+    void setOverlay();
+
+    bool eventFilter(QObject *object, QEvent *event);
+
+public slots:
+    void updateNativeVideoSize();
+
+private:
+    void windowExposed();
+
+    GstElement *m_videoSink;
+    QGstreamerVideoWidget *m_widget;
+    WId m_windowId;
+    QVideoWidget::AspectRatioMode m_aspectRatioMode;
+    bool m_fullScreen;
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QGSTREAMERVIDEOWIDGET_H
diff --git a/src/plugins/mediaservices/gstreamer/qgstvideobuffer.cpp b/src/plugins/mediaservices/gstreamer/qgstvideobuffer.cpp
new file mode 100644
index 0000000..80943b5
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qgstvideobuffer.cpp
@@ -0,0 +1,85 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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 "qgstvideobuffer.h"
+
+
+QGstVideoBuffer::QGstVideoBuffer(GstBuffer *buffer, int bytesPerLine)
+    : QAbstractVideoBuffer(NoHandle)
+    , m_buffer(buffer)
+    , m_bytesPerLine(bytesPerLine)
+    , m_mode(NotMapped)
+{
+    gst_buffer_ref(m_buffer);
+}
+
+QGstVideoBuffer::~QGstVideoBuffer()
+{
+    gst_buffer_unref(m_buffer);
+}
+
+
+QAbstractVideoBuffer::MapMode QGstVideoBuffer::mapMode() const
+{
+    return m_mode;
+}
+
+uchar *QGstVideoBuffer::map(MapMode mode, int *numBytes, int *bytesPerLine)
+{
+    if (mode != NotMapped && m_mode == NotMapped) {
+        if (numBytes)
+            *numBytes = m_buffer->size;
+
+        if (bytesPerLine)
+            *bytesPerLine = m_bytesPerLine;
+
+        m_mode = mode;
+
+        return m_buffer->data;
+    } else {
+        return 0;
+    }
+}
+void QGstVideoBuffer::unmap()
+{
+    m_mode = NotMapped;
+}
+
diff --git a/src/plugins/mediaservices/gstreamer/qgstvideobuffer.h b/src/plugins/mediaservices/gstreamer/qgstvideobuffer.h
new file mode 100644
index 0000000..487832c
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qgstvideobuffer.h
@@ -0,0 +1,75 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QGSTVIDEOBUFFER_H
+#define QGSTVIDEOBUFFER_H
+
+#include <QtMultimedia/QAbstractVideoBuffer>
+
+#include <gst/gst.h>
+
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+class QGstVideoBuffer : public QAbstractVideoBuffer
+{
+public:
+    QGstVideoBuffer(GstBuffer *buffer, int bytesPerLine);
+    ~QGstVideoBuffer();
+
+    MapMode mapMode() const;
+
+    uchar *map(MapMode mode, int *numBytes, int *bytesPerLine);
+    void unmap();
+
+private:
+    GstBuffer *m_buffer;
+    int m_bytesPerLine;
+    MapMode m_mode;
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif
diff --git a/src/plugins/mediaservices/gstreamer/qvideosurfacegstsink.cpp b/src/plugins/mediaservices/gstreamer/qvideosurfacegstsink.cpp
new file mode 100644
index 0000000..7c5805c
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qvideosurfacegstsink.cpp
@@ -0,0 +1,553 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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 "qvideosurfacegstsink.h"
+
+#include "qgstvideobuffer.h"
+
+#include <QtMultimedia/QAbstractVideoSurface>
+#include <QtMultimedia/QVideoFrame>
+#include <QDebug>
+#include <QMap>
+#include <QDebug>
+#include <QThread>
+
+Q_DECLARE_METATYPE(QVideoSurfaceFormat)
+
+QVideoSurfaceGstDelegate::QVideoSurfaceGstDelegate(QAbstractVideoSurface *surface)
+    : m_surface(surface)
+    , m_renderReturn(GST_FLOW_ERROR)
+    , m_bytesPerLine(0)
+{
+    m_supportedPixelFormats = m_surface->supportedPixelFormats();
+
+    connect(m_surface, SIGNAL(supportedFormatsChanged()), this, SLOT(supportedFormatsChanged()));
+}
+
+QList<QVideoFrame::PixelFormat> QVideoSurfaceGstDelegate::supportedPixelFormats() const
+{
+    QMutexLocker locker(const_cast<QMutex *>(&m_mutex));
+
+    return m_supportedPixelFormats;
+}
+
+bool QVideoSurfaceGstDelegate::start(const QVideoSurfaceFormat &format, int bytesPerLine)
+{
+    QMutexLocker locker(&m_mutex);
+
+    m_format = format;
+    m_bytesPerLine = bytesPerLine;
+
+    if (QThread::currentThread() == thread()) {
+        m_started = !m_surface.isNull() ? m_surface->start(m_format) : false;
+    } else {
+        QMetaObject::invokeMethod(this, "queuedStart", Qt::QueuedConnection);
+
+        m_setupCondition.wait(&m_mutex);
+    }
+
+    return m_started;
+}
+
+void QVideoSurfaceGstDelegate::stop()
+{
+    QMutexLocker locker(&m_mutex);
+
+    if (QThread::currentThread() == thread()) {
+        if (!m_surface.isNull())
+            m_surface->stop();
+    } else {
+        QMetaObject::invokeMethod(this, "queuedStop", Qt::QueuedConnection);
+
+        m_setupCondition.wait(&m_mutex);
+    }
+
+    m_started = false;
+}
+
+GstFlowReturn QVideoSurfaceGstDelegate::render(GstBuffer *buffer)
+{
+    QMutexLocker locker(&m_mutex);
+
+    m_frame = QVideoFrame(
+            new QGstVideoBuffer(buffer, m_bytesPerLine),
+            m_format.frameSize(),
+            m_format.pixelFormat());
+
+    qint64 startTime = GST_BUFFER_TIMESTAMP(buffer);
+
+    if (startTime >= 0) {
+        m_frame.setStartTime(startTime/G_GINT64_CONSTANT (1000000));
+
+        qint64 duration = GST_BUFFER_DURATION(buffer);
+
+        if (duration >= 0)
+            m_frame.setEndTime((startTime + duration)/G_GINT64_CONSTANT (1000000));
+    }
+
+    QMetaObject::invokeMethod(this, "queuedRender", Qt::QueuedConnection);
+
+    if (!m_renderCondition.wait(&m_mutex, 300)) {
+        m_frame = QVideoFrame();
+
+        return GST_FLOW_OK;
+    } else {
+        return m_renderReturn;
+    }
+}
+
+
+void QVideoSurfaceGstDelegate::queuedStart()
+{
+    QMutexLocker locker(&m_mutex);
+
+    m_started = m_surface->start(m_format);
+
+    m_setupCondition.wakeAll();
+}
+
+void QVideoSurfaceGstDelegate::queuedStop()
+{
+    QMutexLocker locker(&m_mutex);
+
+    m_surface->stop();
+
+    m_setupCondition.wakeAll();
+}
+
+void QVideoSurfaceGstDelegate::queuedRender()
+{
+    QMutexLocker locker(&m_mutex);
+
+    if (m_surface.isNull()) {
+        m_renderReturn = GST_FLOW_ERROR;
+    } else if (m_surface->present(m_frame)) {
+        m_renderReturn = GST_FLOW_OK;
+    } else {
+        switch (m_surface->error()) {
+        case QAbstractVideoSurface::NoError:
+            m_renderReturn = GST_FLOW_OK;
+            break;
+        case QAbstractVideoSurface::StoppedError:
+            m_renderReturn = GST_FLOW_NOT_NEGOTIATED;
+            break;
+        default:
+            m_renderReturn = GST_FLOW_ERROR;
+            break;
+        }
+    }
+
+    m_renderCondition.wakeAll();
+}
+
+void QVideoSurfaceGstDelegate::supportedFormatsChanged()
+{
+    QMutexLocker locker(&m_mutex);
+
+    m_supportedPixelFormats = m_surface->supportedPixelFormats();
+}
+
+struct YuvFormat
+{
+    QVideoFrame::PixelFormat pixelFormat;
+    guint32 fourcc;
+    int bitsPerPixel;
+};
+
+static const YuvFormat qt_yuvColorLookup[] =
+{
+    { QVideoFrame::Format_YUV420P, GST_MAKE_FOURCC('I','4','2','0'), 8 },
+    { QVideoFrame::Format_YV12,    GST_MAKE_FOURCC('Y','V','1','2'), 8 },
+    { QVideoFrame::Format_UYVY,    GST_MAKE_FOURCC('U','Y','V','Y'), 8 },
+    { QVideoFrame::Format_YUYV,    GST_MAKE_FOURCC('Y','U','Y','V'), 8 },
+    { QVideoFrame::Format_YUYV,    GST_MAKE_FOURCC('Y','U','Y','2'), 8 },
+    { QVideoFrame::Format_NV12,    GST_MAKE_FOURCC('N','V','1','2'), 8 },
+    { QVideoFrame::Format_NV21,    GST_MAKE_FOURCC('N','V','2','1'), 8 }
+};
+
+static int indexOfYuvColor(QVideoFrame::PixelFormat format)
+{
+    const int count = sizeof(qt_yuvColorLookup) / sizeof(YuvFormat);
+
+    for (int i = 0; i < count; ++i)
+        if (qt_yuvColorLookup[i].pixelFormat == format)
+            return i;
+    return -1;
+}
+
+static int indexOfYuvColor(guint32 fourcc)
+{
+    const int count = sizeof(YuvFormat) / sizeof(YuvFormat);
+
+    for (int i = 0; i < count; ++i)
+        if (qt_yuvColorLookup[i].fourcc == fourcc)
+            return i;
+    return -1;
+}
+
+struct RgbFormat
+{
+    QVideoFrame::PixelFormat pixelFormat;
+    int bitsPerPixel;
+    int depth;
+    int endianness;
+    int red;
+    int green;
+    int blue;
+    int alpha;
+};
+
+static const RgbFormat qt_rgbColorLookup[] =
+{
+    { QVideoFrame::Format_RGB32 , 32, 24, 4321, 0x0000FF00, 0x00FF0000, 0xFF000000, 0x00000000 },
+    { QVideoFrame::Format_RGB32 , 32, 24, 1234, 0x00FF0000, 0x0000FF00, 0x000000FF, 0x00000000 },
+    { QVideoFrame::Format_ARGB32, 32, 24, 4321, 0x0000FF00, 0x00FF0000, 0xFF000000, 0x000000FF },
+    { QVideoFrame::Format_ARGB32, 32, 24, 1234, 0x00FF0000, 0x0000FF00, 0x000000FF, 0xFF000000 },
+    { QVideoFrame::Format_RGB24 , 24, 24, 4321, 0x00FF0000, 0x0000FF00, 0x000000FF, 0x00000000 },
+    { QVideoFrame::Format_RGB565, 16, 16, 1234, 0x0000F800, 0x000007E0, 0x0000001F, 0x00000000 }
+};
+
+static int indexOfRgbColor(
+        int bits, int depth, int endianness, int red, int green, int blue, int alpha)
+{
+    const int count = sizeof(qt_rgbColorLookup) / sizeof(RgbFormat);
+
+    for (int i = 0; i < count; ++i) {
+        if (qt_rgbColorLookup[i].bitsPerPixel == bits
+            && qt_rgbColorLookup[i].depth == depth
+            && qt_rgbColorLookup[i].endianness == endianness
+            && qt_rgbColorLookup[i].red == red
+            && qt_rgbColorLookup[i].green == green
+            && qt_rgbColorLookup[i].blue == blue
+            && qt_rgbColorLookup[i].alpha == alpha) {
+            return i;
+        }
+    }
+    return -1;
+}
+
+static GstVideoSinkClass *sink_parent_class;
+
+#define VO_SINK(s) QVideoSurfaceGstSink *sink(reinterpret_cast<QVideoSurfaceGstSink *>(s))
+
+QVideoSurfaceGstSink *QVideoSurfaceGstSink::createSink(QAbstractVideoSurface *surface)
+{
+    QVideoSurfaceGstSink *sink = reinterpret_cast<QVideoSurfaceGstSink *>(
+            g_object_new(QVideoSurfaceGstSink::get_type(), 0));
+
+    sink->delegate = new QVideoSurfaceGstDelegate(surface);
+
+    return sink;
+}
+
+GType QVideoSurfaceGstSink::get_type()
+{
+    static GType type = 0;
+
+    if (type == 0) {
+        static const GTypeInfo info =
+        {
+            sizeof(QVideoSurfaceGstSinkClass),                    // class_size
+            base_init,                                         // base_init
+            NULL,                                              // base_finalize
+            class_init,                                        // class_init
+            NULL,                                              // class_finalize
+            NULL,                                              // class_data
+            sizeof(QVideoSurfaceGstSink),                         // instance_size
+            0,                                                 // n_preallocs
+            instance_init,                                     // instance_init
+            0                                                  // value_table
+        };
+
+        type = g_type_register_static(
+                GST_TYPE_VIDEO_SINK, "QVideoSurfaceGstSink", &info, GTypeFlags(0));
+    }
+
+    return type;
+}
+
+void QVideoSurfaceGstSink::class_init(gpointer g_class, gpointer class_data)
+{
+    Q_UNUSED(class_data);
+
+    sink_parent_class = reinterpret_cast<GstVideoSinkClass *>(g_type_class_peek_parent(g_class));
+
+    GstBaseSinkClass *base_sink_class = reinterpret_cast<GstBaseSinkClass *>(g_class);
+    base_sink_class->get_caps = QVideoSurfaceGstSink::get_caps;
+    base_sink_class->set_caps = QVideoSurfaceGstSink::set_caps;
+    // base_sink_class->buffer_alloc = QVideoSurfaceGstSink::buffer_alloc; // Not implemented.
+    base_sink_class->start = QVideoSurfaceGstSink::start;
+    base_sink_class->stop = QVideoSurfaceGstSink::stop;
+    // base_sink_class->unlock = QVideoSurfaceGstSink::unlock; // Not implemented.
+    // base_sink_class->event = QVideoSurfaceGstSink::event; // Not implemented.
+    base_sink_class->preroll = QVideoSurfaceGstSink::preroll;
+    base_sink_class->render = QVideoSurfaceGstSink::render;
+
+    GstElementClass *element_class = reinterpret_cast<GstElementClass *>(g_class);
+    element_class->change_state = QVideoSurfaceGstSink::change_state;
+
+    GObjectClass *object_class = reinterpret_cast<GObjectClass *>(g_class);
+    object_class->finalize = QVideoSurfaceGstSink::finalize;
+}
+
+void QVideoSurfaceGstSink::base_init(gpointer g_class)
+{
+    static GstStaticPadTemplate sink_pad_template = GST_STATIC_PAD_TEMPLATE(
+            "sink", GST_PAD_SINK, GST_PAD_ALWAYS, GST_STATIC_CAPS(
+                    "video/x-raw-rgb, "
+                    "framerate = (fraction) [ 0, MAX ], "
+                    "width = (int) [ 1, MAX ], "
+                    "height = (int) [ 1, MAX ]; "
+                    "video/x-raw-yuv, "
+                    "framerate = (fraction) [ 0, MAX ], "
+                    "width = (int) [ 1, MAX ], "
+                    "height = (int) [ 1, MAX ]"));
+
+    gst_element_class_add_pad_template(
+            GST_ELEMENT_CLASS(g_class), gst_static_pad_template_get(&sink_pad_template));
+}
+
+void QVideoSurfaceGstSink::instance_init(GTypeInstance *instance, gpointer g_class)
+{
+    VO_SINK(instance);
+
+    Q_UNUSED(g_class);
+
+    sink->delegate = 0;
+}
+
+void QVideoSurfaceGstSink::finalize(GObject *object)
+{
+    Q_UNUSED(object);
+}
+
+GstStateChangeReturn QVideoSurfaceGstSink::change_state(
+        GstElement *element, GstStateChange transition)
+{
+    Q_UNUSED(element);
+
+    return GST_ELEMENT_CLASS(sink_parent_class)->change_state(
+            element, transition);
+}
+
+GstCaps *QVideoSurfaceGstSink::get_caps(GstBaseSink *base)
+{
+    VO_SINK(base);
+
+    GstCaps *caps = gst_caps_new_empty();
+
+    foreach (QVideoFrame::PixelFormat format, sink->delegate->supportedPixelFormats()) {
+        int index = indexOfYuvColor(format);
+
+        if (index != -1) {
+            gst_caps_append_structure(caps, gst_structure_new(
+                    "video/x-raw-yuv",
+                    "framerate", GST_TYPE_FRACTION_RANGE, 0, 1, INT_MAX, 1,
+                    "width"    , GST_TYPE_INT_RANGE, 1, INT_MAX,
+                    "height"   , GST_TYPE_INT_RANGE, 1, INT_MAX,
+                    "format"   , GST_TYPE_FOURCC, qt_yuvColorLookup[index].fourcc,
+                    NULL));
+            continue;
+        }
+
+        const int count = sizeof(qt_rgbColorLookup) / sizeof(RgbFormat);
+
+        for (int i = 0; i < count; ++i) {
+            if (qt_rgbColorLookup[i].pixelFormat == format) {
+                GstStructure *structure = gst_structure_new(
+                        "video/x-raw-rgb",
+                        "framerate" , GST_TYPE_FRACTION_RANGE, 0, 1, INT_MAX, 1,
+                        "width"     , GST_TYPE_INT_RANGE, 1, INT_MAX,
+                        "height"    , GST_TYPE_INT_RANGE, 1, INT_MAX,
+                        "bpp"       , G_TYPE_INT, qt_rgbColorLookup[i].bitsPerPixel,
+                        "depth"     , G_TYPE_INT, qt_rgbColorLookup[i].depth,
+                        "endianness", G_TYPE_INT, qt_rgbColorLookup[i].endianness,
+                        "red_mask"  , G_TYPE_INT, qt_rgbColorLookup[i].red,
+                        "green_mask", G_TYPE_INT, qt_rgbColorLookup[i].green,
+                        "blue_mask" , G_TYPE_INT, qt_rgbColorLookup[i].blue,
+                        NULL);
+
+                if (qt_rgbColorLookup[i].alpha != 0) {
+                    gst_structure_set(
+                            structure, "alpha_mask", G_TYPE_INT, qt_rgbColorLookup[i].alpha, NULL);
+                }
+                gst_caps_append_structure(caps, structure);
+            }
+        }
+    }
+
+    return caps;
+}
+
+gboolean QVideoSurfaceGstSink::set_caps(GstBaseSink *base, GstCaps *caps)
+{
+    VO_SINK(base);
+
+    if (!caps) {
+        sink->delegate->stop();
+
+        return TRUE;
+    } else {
+        const GstStructure *structure = gst_caps_get_structure(caps, 0);
+
+        //qDebug() << gst_caps_to_string(caps);
+
+        QVideoFrame::PixelFormat pixelFormat = QVideoFrame::Format_Invalid;
+        int bitsPerPixel = 0;
+
+        QSize size;
+        gst_structure_get_int(structure, "width", &size.rwidth());
+        gst_structure_get_int(structure, "height", &size.rheight());
+
+        if (qstrcmp(gst_structure_get_name(structure), "video/x-raw-yuv") == 0) {
+            guint32 fourcc = 0;
+            gst_structure_get_fourcc(structure, "format", &fourcc);
+
+            int index = indexOfYuvColor(fourcc);
+            if (index != -1) {
+                pixelFormat = qt_yuvColorLookup[index].pixelFormat;
+                bitsPerPixel = qt_yuvColorLookup[index].bitsPerPixel;
+            }
+        } else if (qstrcmp(gst_structure_get_name(structure), "video/x-raw-rgb") == 0) {
+            int depth = 0;
+            int endianness = 0;
+            int red = 0;
+            int green = 0;
+            int blue = 0;
+            int alpha = 0;
+
+            gst_structure_get_int(structure, "bpp", &bitsPerPixel);
+            gst_structure_get_int(structure, "depth", &depth);
+            gst_structure_get_int(structure, "endianness", &endianness);
+            gst_structure_get_int(structure, "red_mask", &red);
+            gst_structure_get_int(structure, "green_mask", &green);
+            gst_structure_get_int(structure, "blue_mask", &blue);
+            gst_structure_get_int(structure, "alpha_mask", &alpha);
+
+            int index = indexOfRgbColor(bitsPerPixel, depth, endianness, red, green, blue, alpha);
+
+            if (index != -1)
+                pixelFormat = qt_rgbColorLookup[index].pixelFormat;
+        }
+
+        if (pixelFormat != QVideoFrame::Format_Invalid) {
+            QVideoSurfaceFormat format(size, pixelFormat);
+
+            QPair<int, int> rate;
+            gst_structure_get_fraction(structure, "framerate", &rate.first, &rate.second);
+
+            if (rate.second)
+                format.setFrameRate(qreal(rate.first)/rate.second);
+
+            gint aspectNum = 0;
+            gint aspectDenum = 0;
+            if (gst_structure_get_fraction(
+                    structure, "pixel-aspect-ratio", &aspectNum, &aspectDenum)) {
+                if (aspectDenum > 0)
+                    format.setPixelAspectRatio(aspectNum, aspectDenum);
+            }
+
+            int bytesPerLine = ((size.width() * bitsPerPixel / 8) + 3) & ~3;
+
+            if (sink->delegate->start(format, bytesPerLine))
+                return TRUE;
+        }
+
+    }
+
+    return FALSE;
+}
+
+GstFlowReturn QVideoSurfaceGstSink::buffer_alloc(
+        GstBaseSink *base, guint64 offset, guint size, GstCaps *caps, GstBuffer **buffer)
+{
+    // Should implement this when the buffer pool situation is sorted.
+    Q_UNUSED(base);
+    Q_UNUSED(offset);
+    Q_UNUSED(size);
+    Q_UNUSED(caps);
+    Q_UNUSED(buffer);
+
+    return GST_FLOW_NOT_SUPPORTED;
+}
+
+gboolean QVideoSurfaceGstSink::start(GstBaseSink *base)
+{
+    Q_UNUSED(base);
+
+    return TRUE;
+}
+
+gboolean QVideoSurfaceGstSink::stop(GstBaseSink *base)
+{
+    Q_UNUSED(base);
+
+    return TRUE;
+}
+
+gboolean QVideoSurfaceGstSink::unlock(GstBaseSink *base)
+{
+    Q_UNUSED(base);
+
+    return TRUE;
+}
+
+gboolean QVideoSurfaceGstSink::event(GstBaseSink *base, GstEvent *event)
+{
+    Q_UNUSED(base);
+    Q_UNUSED(event);
+
+    return TRUE;
+}
+
+GstFlowReturn QVideoSurfaceGstSink::preroll(GstBaseSink *base, GstBuffer *buffer)
+{
+    VO_SINK(base);
+
+    return sink->delegate->render(buffer);
+}
+
+GstFlowReturn QVideoSurfaceGstSink::render(GstBaseSink *base, GstBuffer *buffer)
+{
+    VO_SINK(base);
+    return sink->delegate->render(buffer);
+}
+
diff --git a/src/plugins/mediaservices/gstreamer/qvideosurfacegstsink.h b/src/plugins/mediaservices/gstreamer/qvideosurfacegstsink.h
new file mode 100644
index 0000000..99d7007
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qvideosurfacegstsink.h
@@ -0,0 +1,141 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef VIDEOSURFACEGSTSINK_H
+#define VIDEOSURFACEGSTSINK_H
+
+#include <gst/video/gstvideosink.h>
+
+#include <QtCore/qlist.h>
+#include <QtCore/qmutex.h>
+#include <QtCore/qpointer.h>
+#include <QtCore/qwaitcondition.h>
+#include <QtMultimedia/qvideosurfaceformat.h>
+#include <QtMultimedia/qvideoframe.h>
+
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+class QAbstractVideoSurface;
+
+class QVideoSurfaceGstDelegate : public QObject
+{
+    Q_OBJECT
+public:
+    QVideoSurfaceGstDelegate(QAbstractVideoSurface *surface);
+
+    QList<QVideoFrame::PixelFormat> supportedPixelFormats() const;
+
+    bool start(const QVideoSurfaceFormat &format, int bytesPerLine);
+    void stop();
+
+    GstFlowReturn render(GstBuffer *buffer);
+
+private slots:
+    void queuedStart();
+    void queuedStop();
+    void queuedRender();
+
+    void supportedFormatsChanged();
+
+private:
+    QPointer<QAbstractVideoSurface> m_surface;
+    QList<QVideoFrame::PixelFormat> m_supportedPixelFormats;
+    QMutex m_mutex;
+    QWaitCondition m_setupCondition;
+    QWaitCondition m_renderCondition;
+    QVideoSurfaceFormat m_format;
+    QVideoFrame m_frame;
+    GstFlowReturn m_renderReturn;
+    int m_bytesPerLine;
+    bool m_started;
+};
+
+class QVideoSurfaceGstSink
+{
+public:
+    GstVideoSink parent;
+
+    static QVideoSurfaceGstSink *createSink(QAbstractVideoSurface *surface);
+
+private:
+    static GType get_type();
+    static void class_init(gpointer g_class, gpointer class_data);
+    static void base_init(gpointer g_class);
+    static void instance_init(GTypeInstance *instance, gpointer g_class);
+
+    static void finalize(GObject *object);
+
+    static GstStateChangeReturn change_state(GstElement *element, GstStateChange transition);
+
+    static GstCaps *get_caps(GstBaseSink *sink);
+    static gboolean set_caps(GstBaseSink *sink, GstCaps *caps);
+
+    static GstFlowReturn buffer_alloc(
+            GstBaseSink *sink, guint64 offset, guint size, GstCaps *caps, GstBuffer **buffer);
+
+    static gboolean start(GstBaseSink *sink);
+    static gboolean stop(GstBaseSink *sink);
+
+    static gboolean unlock(GstBaseSink *sink);
+
+    static gboolean event(GstBaseSink *sink, GstEvent *event);
+    static GstFlowReturn preroll(GstBaseSink *sink, GstBuffer *buffer);
+    static GstFlowReturn render(GstBaseSink *sink, GstBuffer *buffer);
+
+private:
+    QVideoSurfaceGstDelegate *delegate;
+};
+
+
+class QVideoSurfaceGstSinkClass
+{
+public:
+    GstVideoSinkClass parent_class;
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif
diff --git a/src/plugins/mediaservices/gstreamer/qx11videosurface.cpp b/src/plugins/mediaservices/gstreamer/qx11videosurface.cpp
new file mode 100644
index 0000000..56c1405
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qx11videosurface.cpp
@@ -0,0 +1,471 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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 <QtGui/qx11info_x11.h>
+#include <QtMultimedia/qvideosurfaceformat.h>
+
+#include "qx11videosurface.h"
+
+struct XvFormatRgb
+{
+    QVideoFrame::PixelFormat pixelFormat;
+    int bits_per_pixel;
+    int format;
+    int num_planes;
+
+    int depth;
+    unsigned int red_mask;
+    unsigned int green_mask;
+    unsigned int blue_mask;
+
+};
+
+bool operator ==(const XvImageFormatValues &format, const XvFormatRgb &rgb)
+{
+    return format.type == XvRGB
+            && format.bits_per_pixel == rgb.bits_per_pixel
+            && format.format         == rgb.format
+            && format.num_planes     == rgb.num_planes
+            && format.depth          == rgb.depth
+            && format.red_mask       == rgb.red_mask
+            && format.blue_mask      == rgb.blue_mask;
+}
+
+static const XvFormatRgb qt_xvRgbLookup[] =
+{
+    { QVideoFrame::Format_ARGB32, 32, XvPacked, 1, 32, 0x00FF0000, 0x0000FF00, 0x000000FF },
+    { QVideoFrame::Format_RGB32 , 32, XvPacked, 1, 24, 0x00FF0000, 0x0000FF00, 0x000000FF },
+    { QVideoFrame::Format_RGB24 , 24, XvPacked, 1, 24, 0x00FF0000, 0x0000FF00, 0x000000FF },
+    { QVideoFrame::Format_RGB565, 16, XvPacked, 1, 16, 0x0000F800, 0x000007E0, 0x0000001F },
+    { QVideoFrame::Format_BGRA32, 32, XvPacked, 1, 32, 0xFF000000, 0x00FF0000, 0x0000FF00 },
+    { QVideoFrame::Format_BGR32 , 32, XvPacked, 1, 24, 0x00FF0000, 0x0000FF00, 0x000000FF },
+    { QVideoFrame::Format_BGR24 , 24, XvPacked, 1, 24, 0x00FF0000, 0x0000FF00, 0x000000FF },
+    { QVideoFrame::Format_BGR565, 16, XvPacked, 1, 16, 0x0000F800, 0x000007E0, 0x0000001F }
+};
+
+struct XvFormatYuv
+{
+    QVideoFrame::PixelFormat pixelFormat;
+    int bits_per_pixel;
+    int format;
+    int num_planes;
+
+    unsigned int y_sample_bits;
+    unsigned int u_sample_bits;
+    unsigned int v_sample_bits;
+    unsigned int horz_y_period;
+    unsigned int horz_u_period;
+    unsigned int horz_v_period;
+    unsigned int vert_y_period;
+    unsigned int vert_u_period;
+    unsigned int vert_v_period;
+    char component_order[32];
+};
+
+bool operator ==(const XvImageFormatValues &format, const XvFormatYuv &yuv)
+{
+    return format.type == XvYUV
+            && format.bits_per_pixel == yuv.bits_per_pixel
+            && format.format         == yuv.format
+            && format.num_planes     == yuv.num_planes
+            && format.y_sample_bits  == yuv.y_sample_bits
+            && format.u_sample_bits  == yuv.u_sample_bits
+            && format.v_sample_bits  == yuv.v_sample_bits
+            && format.horz_y_period  == yuv.horz_y_period
+            && format.horz_u_period  == yuv.horz_u_period
+            && format.horz_v_period  == yuv.horz_v_period
+            && format.horz_y_period  == yuv.vert_y_period
+            && format.vert_u_period  == yuv.vert_u_period
+            && format.vert_v_period  == yuv.vert_v_period
+            && qstrncmp(format.component_order, yuv.component_order, 32) == 0;
+}
+
+static const XvFormatYuv qt_xvYuvLookup[] =
+{
+    { QVideoFrame::Format_YUV444 , 24, XvPacked, 1, 8, 8, 8, 1, 1, 1, 1, 1, 1, "YUV"  },
+    { QVideoFrame::Format_YUV420P, 12, XvPlanar, 3, 8, 8, 8, 1, 2, 2, 1, 2, 2, "YUV"  },
+    { QVideoFrame::Format_YV12   , 12, XvPlanar, 3, 8, 8, 8, 1, 2, 2, 1, 2, 2, "YVU"  },
+    { QVideoFrame::Format_UYVY   , 16, XvPacked, 1, 8, 8, 8, 1, 2, 2, 1, 1, 1, "UYVY" },
+    { QVideoFrame::Format_YUYV   , 16, XvPacked, 1, 8, 8, 8, 1, 2, 2, 1, 1, 1, "YUYV" },
+    { QVideoFrame::Format_NV12   , 12, XvPlanar, 2, 8, 8, 8, 1, 2, 2, 1, 2, 2, "YUV"  },
+    { QVideoFrame::Format_NV12   , 12, XvPlanar, 2, 8, 8, 8, 1, 2, 2, 1, 2, 2, "YVU"  },
+    { QVideoFrame::Format_Y8     , 8 , XvPlanar, 1, 8, 0, 0, 1, 0, 0, 1, 0, 0, "Y"    }
+};
+
+QX11VideoSurface::QX11VideoSurface(QObject *parent)
+    : QAbstractVideoSurface(parent)
+    , m_winId(0)
+    , m_portId(0)
+    , m_gc(0)
+    , m_image(0)
+{
+}
+
+QX11VideoSurface::~QX11VideoSurface()
+{
+    if (m_gc)
+        XFreeGC(QX11Info::display(), m_gc);
+
+    if (m_portId != 0)
+        XvUngrabPort(QX11Info::display(), m_portId, 0);
+}
+
+WId QX11VideoSurface::winId() const
+{
+    return m_winId;
+}
+
+void QX11VideoSurface::setWinId(WId id)
+{
+    if (id == m_winId)
+        return;
+
+    if (m_image)
+        XFree(m_image);
+
+    if (m_gc) {
+        XFreeGC(QX11Info::display(), m_gc);
+        m_gc = 0;
+    }
+
+    if (m_portId != 0)
+        XvUngrabPort(QX11Info::display(), m_portId, 0);
+
+    m_supportedPixelFormats.clear();
+    m_formatIds.clear();
+
+    m_winId = id;
+
+    if (m_winId && findPort()) {
+        querySupportedFormats();
+
+        m_gc = XCreateGC(QX11Info::display(), m_winId, 0, 0);
+
+        if (m_image) {
+            m_image = 0;
+
+            if (!start(surfaceFormat()))
+                QAbstractVideoSurface::stop();
+        }
+    } else if (m_image) {
+        m_image = 0;
+
+        QAbstractVideoSurface::stop();
+    }
+
+    emit supportedFormatsChanged();
+}
+
+QRect QX11VideoSurface::displayRect() const
+{
+    return m_displayRect;
+}
+
+void QX11VideoSurface::setDisplayRect(const QRect &rect)
+{
+    m_displayRect = rect;
+}
+
+int QX11VideoSurface::brightness() const
+{
+    return getAttribute("XV_BRIGHTNESS", m_brightnessRange.first, m_brightnessRange.second);
+}
+
+void QX11VideoSurface::setBrightness(int brightness)
+{
+    setAttribute("XV_BRIGHTNESS", brightness, m_brightnessRange.first, m_brightnessRange.second);
+}
+
+int QX11VideoSurface::contrast() const
+{
+    return getAttribute("XV_CONTRAST", m_contrastRange.first, m_contrastRange.second);
+}
+
+void QX11VideoSurface::setContrast(int contrast)
+{
+    setAttribute("XV_CONTRAST", contrast, m_contrastRange.first, m_contrastRange.second);
+}
+
+int QX11VideoSurface::hue() const
+{
+    return getAttribute("XV_HUE", m_hueRange.first, m_hueRange.second);
+}
+
+void QX11VideoSurface::setHue(int hue)
+{
+    setAttribute("XV_HUE", hue, m_hueRange.first, m_hueRange.second);
+}
+
+int QX11VideoSurface::saturation() const
+{
+    return getAttribute("XV_SATURATION", m_saturationRange.first, m_saturationRange.second);
+}
+
+void QX11VideoSurface::setSaturation(int saturation)
+{
+    setAttribute("XV_SATURATION", saturation, m_saturationRange.first, m_saturationRange.second);
+}
+
+int QX11VideoSurface::getAttribute(const char *attribute, int minimum, int maximum) const
+{
+    if (m_portId != 0) {
+        Display *display = QX11Info::display();
+
+        Atom atom = XInternAtom(display, attribute, True);
+
+        int value = 0;
+
+        XvGetPortAttribute(display, m_portId, atom, &value);
+
+        return redistribute(value, minimum, maximum, -100, 100);
+    } else {
+        return 0;
+    }
+}
+
+void QX11VideoSurface::setAttribute(const char *attribute, int value, int minimum, int maximum)
+{
+    if (m_portId != 0) {
+        Display *display = QX11Info::display();
+
+        Atom atom = XInternAtom(display, attribute, True);
+
+        XvSetPortAttribute(
+                display, m_portId, atom, redistribute(value, -100, 100, minimum, maximum));
+    }
+}
+
+int QX11VideoSurface::redistribute(
+        int value, int fromLower, int fromUpper, int toLower, int toUpper)
+{
+    return fromUpper != fromLower
+            ? ((value - fromLower) * (toUpper - toLower) / (fromUpper - fromLower)) + toLower
+            : 0;
+}
+
+QList<QVideoFrame::PixelFormat> QX11VideoSurface::supportedPixelFormats(
+        QAbstractVideoBuffer::HandleType handleType) const
+{
+    return handleType == QAbstractVideoBuffer::NoHandle
+            ? m_supportedPixelFormats
+            : QList<QVideoFrame::PixelFormat>();
+}
+
+bool QX11VideoSurface::start(const QVideoSurfaceFormat &format)
+{
+    if (m_image)
+        XFree(m_image);
+
+    int xvFormatId = 0;
+    for (int i = 0; i < m_supportedPixelFormats.count(); ++i) {
+        if (m_supportedPixelFormats.at(i) == format.pixelFormat()) {
+            xvFormatId = m_formatIds.at(i);
+            break;
+        }
+    }
+
+    if (xvFormatId == 0) {
+        setError(UnsupportedFormatError);
+    } else {
+        XvImage *image = XvCreateImage(
+                QX11Info::display(),
+                m_portId,
+                xvFormatId,
+                0,
+                format.frameWidth(),
+                format.frameHeight());
+
+        if (!image) {
+            setError(ResourceError);
+        } else {
+            m_viewport = format.viewport();
+            m_image = image;
+
+            return QAbstractVideoSurface::start(format);
+        }
+    }
+
+    if (m_image) {
+        m_image = 0;
+
+        QAbstractVideoSurface::stop();
+    }
+
+    return false;
+}
+
+void QX11VideoSurface::stop()
+{
+    if (m_image) {
+        XFree(m_image);
+        m_image = 0;
+
+        QAbstractVideoSurface::stop();
+    }
+}
+
+bool QX11VideoSurface::present(const QVideoFrame &frame)
+{
+    if (!m_image) {
+        setError(StoppedError);
+        return false;
+    } else if (m_image->width != frame.width() || m_image->height != frame.height()) {
+        setError(IncorrectFormatError);
+        return false;
+    } else {
+        QVideoFrame frameCopy(frame);
+
+        if (!frameCopy.map(QAbstractVideoBuffer::ReadOnly)) {
+            setError(IncorrectFormatError);
+            return false;
+        } else {
+            bool presented = false;
+
+            if (m_image->data_size > frame.mappedBytes()) {
+                qWarning("Insufficient frame buffer size");
+                setError(IncorrectFormatError);
+            } else if (m_image->num_planes > 0 && m_image->pitches[0] != frame.bytesPerLine()) {
+                qWarning("Incompatible frame pitches");
+                setError(IncorrectFormatError);
+            } else {
+                m_image->data = reinterpret_cast<char *>(frameCopy.bits());
+
+                XvPutImage(
+                       QX11Info::display(),
+                       m_portId,
+                       m_winId,
+                       m_gc,
+                       m_image,
+                       m_viewport.x(),
+                       m_viewport.y(),
+                       m_viewport.width(),
+                       m_viewport.height(),
+                       m_displayRect.x(),
+                       m_displayRect.y(),
+                       m_displayRect.width(),
+                       m_displayRect.height());
+
+                m_image->data = 0;
+
+                presented = true;
+            }
+
+            frameCopy.unmap();
+
+            return presented;
+        }
+    }
+}
+
+bool QX11VideoSurface::findPort()
+{
+    unsigned int count = 0;
+    XvAdaptorInfo *adaptors = 0;
+    bool portFound = false;
+
+    if (XvQueryAdaptors(QX11Info::display(), m_winId, &count, &adaptors) == Success) {
+        for (unsigned int i = 0; i < count && !portFound; ++i) {
+            if (adaptors[i].type & XvImageMask) {
+                m_portId = adaptors[i].base_id;
+
+                for (unsigned int j = 0; j < adaptors[i].num_ports && !portFound; ++j, ++m_portId)
+                    portFound = XvGrabPort(QX11Info::display(), m_portId, 0) == Success;
+            }
+        }
+        XvFreeAdaptorInfo(adaptors);
+    }
+
+    return portFound;
+}
+
+void QX11VideoSurface::querySupportedFormats()
+{
+    int count = 0;
+    if (XvImageFormatValues *imageFormats = XvListImageFormats(
+            QX11Info::display(), m_portId, &count)) {
+        const int rgbCount = sizeof(qt_xvRgbLookup) / sizeof(XvFormatRgb);
+        const int yuvCount = sizeof(qt_xvYuvLookup) / sizeof(XvFormatYuv);
+
+        for (int i = 0; i < count; ++i) {
+            switch (imageFormats[i].type) {
+            case XvRGB:
+                for (int j = 0; j < rgbCount; ++j) {
+                    if (imageFormats[i] == qt_xvRgbLookup[j]) {
+                        m_supportedPixelFormats.append(qt_xvRgbLookup[j].pixelFormat);
+                        m_formatIds.append(imageFormats[i].id);
+                        break;
+                    }
+                }
+                break;
+            case XvYUV:
+                for (int j = 0; j < yuvCount; ++j) {
+                    if (imageFormats[i] == qt_xvYuvLookup[j]) {
+                        m_supportedPixelFormats.append(qt_xvYuvLookup[j].pixelFormat);
+                        m_formatIds.append(imageFormats[i].id);
+                        break;
+                    }
+                }
+                break;
+            }
+        }
+        XFree(imageFormats);
+    }
+
+    m_brightnessRange = qMakePair(0, 0);
+    m_contrastRange = qMakePair(0, 0);
+    m_hueRange = qMakePair(0, 0);
+    m_saturationRange = qMakePair(0, 0);
+
+    if (XvAttribute *attributes = XvQueryPortAttributes(QX11Info::display(), m_portId, &count)) {
+        for (int i = 0; i < count; ++i) {
+            if (qstrcmp(attributes[i].name, "XV_BRIGHTNESS") == 0)
+                m_brightnessRange = qMakePair(attributes[i].min_value, attributes[i].max_value);
+            else if (qstrcmp(attributes[i].name, "XV_CONTRAST") == 0)
+                m_contrastRange = qMakePair(attributes[i].min_value, attributes[i].max_value);
+            else if (qstrcmp(attributes[i].name, "XV_HUE") == 0)
+                m_hueRange = qMakePair(attributes[i].min_value, attributes[i].max_value);
+            else if (qstrcmp(attributes[i].name, "XV_SATURATION") == 0)
+                m_saturationRange = qMakePair(attributes[i].min_value, attributes[i].max_value);
+        }
+
+        XFree(attributes);
+    }
+}
diff --git a/src/plugins/mediaservices/gstreamer/qx11videosurface.h b/src/plugins/mediaservices/gstreamer/qx11videosurface.h
new file mode 100644
index 0000000..e69517a
--- /dev/null
+++ b/src/plugins/mediaservices/gstreamer/qx11videosurface.h
@@ -0,0 +1,117 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QX11VIDEOSURFACE_H
+#define QX11VIDEOSURFACE_H
+
+#include <QtGui/qwidget.h>
+#include <QtMultimedia/qabstractvideosurface.h>
+
+#include <X11/Xlib.h>
+#include <X11/extensions/Xv.h>
+#include <X11/extensions/Xvlib.h>
+
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+class QX11VideoSurface : public QAbstractVideoSurface
+{
+    Q_OBJECT
+public:
+    QX11VideoSurface(QObject *parent = 0);
+    ~QX11VideoSurface();
+
+    WId winId() const;
+    void setWinId(WId id);
+
+    QRect displayRect() const;
+    void setDisplayRect(const QRect &rect);
+
+    int brightness() const;
+    void setBrightness(int brightness);
+
+    int contrast() const;
+    void setContrast(int contrast);
+
+    int hue() const;
+    void setHue(int hue);
+
+    int saturation() const;
+    void setSaturation(int saturation);
+
+    QList<QVideoFrame::PixelFormat> supportedPixelFormats(
+            QAbstractVideoBuffer::HandleType handleType = QAbstractVideoBuffer::NoHandle) const;
+
+    bool start(const QVideoSurfaceFormat &format);
+    void stop();
+
+    bool present(const QVideoFrame &frame);
+
+private:   
+    WId m_winId;
+    XvPortID m_portId;
+    GC m_gc;
+    XvImage *m_image;
+    QList<QVideoFrame::PixelFormat> m_supportedPixelFormats;
+    QVector<int> m_formatIds;
+    QRect m_viewport;
+    QRect m_displayRect;
+    QPair<int, int> m_brightnessRange;
+    QPair<int, int> m_contrastRange;
+    QPair<int, int> m_hueRange;
+    QPair<int, int> m_saturationRange;
+
+    bool findPort();
+    void querySupportedFormats();
+
+    int getAttribute(const char *attribute, int minimum, int maximum) const;
+    void setAttribute(const char *attribute, int value, int minimum, int maximum);
+
+    static int redistribute(int value, int fromLower, int fromUpper, int toLower, int toUpper);
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif