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diff --git a/examples/mobile/quickhit/ga_src/GEAudioBuffer.h b/examples/mobile/quickhit/ga_src/GEAudioBuffer.h
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+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/
+**
+** This file is part of the demonstration applications of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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.
+**
+** 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.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef __GE_IGA_AUDIOBUFFER__
+#define __GE_IGA_AUDIOBUFFER__
+
+#include <QFile>
+#include "GEInterfaces.h"
+
+
+namespace GE {
+
+    class CAudioBufferPlayInstance;
+    class CAudioBuffer;         // forward declaration
+    typedef AUDIO_SAMPLE_TYPE(*SAMPLE_FUNCTION_TYPE)(CAudioBuffer *abuffer, int pos, int channel);
+
+    class CAudioBuffer {            // container for a sound
+    public:
+        CAudioBuffer();
+        virtual ~CAudioBuffer();
+
+        static CAudioBuffer* loadWav( QString fileName );
+        static CAudioBuffer* loadWav( FILE *wavFile );          // support for stdio
+        void reallocate( int length );
+
+
+        inline void* getRawData() { return m_data; }
+        inline int getDataLength() { return m_dataLength; }
+
+        inline int getBytesPerSample() { return (m_bitsPerSample>>3); }
+        inline int getBitsPerSample() { return m_bitsPerSample; }
+        inline int getSamplesPerSec() { return m_samplesPerSec; }
+        inline short getNofChannels() { return m_nofChannels; }
+        inline SAMPLE_FUNCTION_TYPE getSampleFunction() { return m_sampleFunction; }
+
+
+        // static implementations of sample functions
+        static AUDIO_SAMPLE_TYPE sampleFunction8bitMono( CAudioBuffer *abuffer, int pos, int channel );
+        static AUDIO_SAMPLE_TYPE sampleFunction16bitMono( CAudioBuffer *abuffer, int pos, int channel );
+        static AUDIO_SAMPLE_TYPE sampleFunction8bitStereo( CAudioBuffer *abuffer, int pos, int channel );
+        static AUDIO_SAMPLE_TYPE sampleFunction16bitStereo( CAudioBuffer *abuffer, int pos, int channel );
+
+        CAudioBufferPlayInstance *playWithMixer( GE::CAudioMixer &mixer );
+
+    protected:
+        SAMPLE_FUNCTION_TYPE m_sampleFunction;
+        short m_nofChannels;
+        void *m_data;
+        int m_dataLength;                // in bytes
+        short m_bitsPerSample;
+        bool m_signedData;
+        int m_samplesPerSec;
+    };
+
+
+
+    class CAudioBufferPlayInstance : public IAudioSource {
+    public:
+        CAudioBufferPlayInstance();
+        CAudioBufferPlayInstance( CAudioBuffer *start_playing );
+        virtual ~CAudioBufferPlayInstance();
+        void playBuffer( CAudioBuffer *startPlaying, float volume, float fixedSpeed, int loopTimes = 0 );            // looptimes -1 = loop forever
+
+        void setSpeed( float speed );
+        void setLeftVolume( float lvol );
+        void setRightVolume( float rvol );
+
+
+        inline void setLoopTimes( int ltimes ) { m_loopTimes = ltimes; }
+        void stop();
+
+
+
+        int pullAudio( AUDIO_SAMPLE_TYPE *target, int bufferLength );
+        bool canBeDestroyed();
+
+        bool isPlaying() { if (m_buffer) return true; else return false; }
+        inline bool isFinished() { return m_finished; }
+        inline bool destroyWhenFinished() { return m_destroyWhenFinished; }
+        inline void setDestroyWhenFinished( bool set ) { m_destroyWhenFinished = set; }
+
+    protected:
+        int mixBlock( AUDIO_SAMPLE_TYPE *target, int bufferLength );
+        bool m_finished;
+        bool m_destroyWhenFinished;
+        int m_fixedPos;
+        int m_fixedInc;
+
+        int m_fixedLeftVolume;
+        int m_fixedRightVolume;
+        int m_fixedCenter;
+        int m_loopTimes;
+        CAudioBuffer *m_buffer;
+    };
+
+};
+
+
+
+#endif