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diff --git a/src/multimedia/audio/qaudioformat.h b/src/multimedia/audio/qaudioformat.h
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtMultimedia module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at http://www.qtsoftware.com/contact.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+
+#ifndef QAUDIOFORMAT_H
+#define QAUDIOFORMAT_H
+
+#include <QtCore/qobject.h>
+#include <QtCore/qglobal.h>
+#include <QtCore/qshareddata.h>
+
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Multimedia)
+
+
+class QAudioFormatPrivate;
+
+class Q_MULTIMEDIA_EXPORT QAudioFormat
+{
+public:
+    enum SampleType { Unknown, SignedInt, UnSignedInt, Float };
+    enum Endian { BigEndian = QSysInfo::BigEndian, LittleEndian = QSysInfo::LittleEndian };
+
+    QAudioFormat();
+    QAudioFormat(const QAudioFormat &other);
+    ~QAudioFormat();
+
+    QAudioFormat& operator=(const QAudioFormat &other);
+    bool operator==(const QAudioFormat &other) const;
+    bool operator!=(const QAudioFormat &other) const;
+
+    bool isNull() const;
+
+    void setFrequency(int frequency);
+    int frequency() const;
+
+    void setChannels(int channels);
+    int channels() const;
+
+    void setSampleSize(int sampleSize);
+    int sampleSize() const;
+
+    void setCodec(QString codec);
+    QString codec() const;
+
+    void setByteOrder(QAudioFormat::Endian byteOrder);
+    QAudioFormat::Endian byteOrder() const;
+
+    void setSampleType(QAudioFormat::SampleType sampleType);
+    QAudioFormat::SampleType sampleType() const;
+
+private:
+    QSharedDataPointer<QAudioFormatPrivate> d;
+};
+
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif  // QAUDIOFORMAT_H