1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/mm/devsound/devsoundrefplugin/src/plugin/audio/mmfpcmS16PcmS8HwDevice.h	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,59 @@
     1.4 +// Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.5 +// All rights reserved.
     1.6 +// This component and the accompanying materials are made available
     1.7 +// under the terms of "Eclipse Public License v1.0"
     1.8 +// which accompanies this distribution, and is available
     1.9 +// at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.10 +//
    1.11 +// Initial Contributors:
    1.12 +// Nokia Corporation - initial contribution.
    1.13 +//
    1.14 +// Contributors:
    1.15 +//
    1.16 +// Description:
    1.17 +//
    1.18 +
    1.19 +#ifndef __MMF_PCMS16_TO_PCMS8_HW_DEVICE_H__
    1.20 +#define __MMF_PCMS16_TO_PCMS8_HW_DEVICE_H__
    1.21 +
    1.22 +#include <mmf/server/mmfswcodecwrapper.h>
    1.23 +#include "MMFAudioCodec.h"
    1.24 +#include "MMFAudioPcmS16ToPcmS8Codec.h"
    1.25 +
    1.26 +const TInt KPCM16ToPCM8SourceBufferSize = 0x1000;
    1.27 +const TInt KPCM16ToPCM8SinkBufferSize   = 0x800; 
    1.28 +
    1.29 +/*
    1.30 +*
    1.31 +* class CMMFPcmS16ToPcmS8HwDevice
    1.32 +*
    1.33 +*/
    1.34 +class CMMFPcmS16ToPcmS8HwDevice: public CMMFSwCodecWrapper
    1.35 +	{
    1.36 +public:
    1.37 +	static  CMMFPcmS16ToPcmS8HwDevice* NewL();
    1.38 +	virtual CMMFSwCodec& Codec();
    1.39 +	~CMMFPcmS16ToPcmS8HwDevice(); 
    1.40 +private:
    1.41 +	void ConstructL();
    1.42 +	};
    1.43 +
    1.44 +/*
    1.45 +*
    1.46 +* class CMMFPcmS16ToPcmS8Codec converts Pcms16 to Pcm 8 signed
    1.47 +*
    1.48 +*/
    1.49 +class CMMFPcmS16ToPcmS8Codec : public CMMFSwCodec
    1.50 +	{
    1.51 +public:
    1.52 +	virtual TCodecProcessResult ProcessL(const CMMFBuffer& aSource, CMMFBuffer& aDest);
    1.53 +	virtual TUint SourceBufferSize() {return KPCM16ToPCM8SourceBufferSize;};
    1.54 +	virtual TUint SinkBufferSize() {return KPCM16ToPCM8SinkBufferSize;};
    1.55 +private:
    1.56 +	TBool CheckPreconditions( const CMMFDataBuffer* aSrcBuffer, CMMFDataBuffer* aDestBuffer );
    1.57 +private:
    1.58 +	TMMFAudioPcmS16ToPcmS8Codec iAudioPcmS16ToPcmS8;
    1.59 +	};
    1.60 +
    1.61 +#endif //__MMF_PCMS16_TO_PCMS8_HW_DEVICE_H__
    1.62 +