devsound/devsoundrefplugin/src/plugin/audio/mmfpcm16topcmU16BEHwDevice.h
author hgs
Fri, 08 Oct 2010 19:45:45 +0100
changeset 2 1c6fdad012dc
parent 0 79dd3e2336a0
permissions -rw-r--r--
2010wk40_02
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
0
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
     1
// Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies).
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
     2
// All rights reserved.
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
     3
// This component and the accompanying materials are made available
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
     4
// under the terms of "Eclipse Public License v1.0"
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
     5
// which accompanies this distribution, and is available
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
     6
// at the URL "http://www.eclipse.org/legal/epl-v10.html".
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
     7
//
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
     8
// Initial Contributors:
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
     9
// Nokia Corporation - initial contribution.
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    10
//
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    11
// Contributors:
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    12
//
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    13
// Description:
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    14
//
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    15
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    16
#ifndef __MMF_PCM16_TO_PCMU16BE_HW_DEVICE_H__
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    17
#define __MMF_PCM16_TO_PCMU16BE_HW_DEVICE_H__
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    18
#include <mmf/server/mmfswcodecwrapper.h>
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    19
#include "MMFAudioCodec.h"
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    20
#include <mmfcodec/mmfaudiopcm16topcmu16becodec.h>
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    21
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    22
const TInt KPCM16ToPCMU16BeSourceBufferSize = 0x1000;
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    23
const TInt KPCM16ToPCMU16BeSinkBufferSize   = KPCM16ToPCMU16BeSourceBufferSize; 
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    24
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    25
/*
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    26
*
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    27
* CMMFPcm16ToPcmU16BEHwDevice
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    28
*
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    29
*/      
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    30
class CMMFPcm16ToPcmU16BEHwDevice: public CMMFSwCodecWrapper
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    31
	{
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    32
public:
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    33
	static  CMMFPcm16ToPcmU16BEHwDevice* NewL();
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    34
	virtual CMMFSwCodec& Codec();
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    35
	~CMMFPcm16ToPcmU16BEHwDevice(); 
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    36
private:
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    37
	void ConstructL();
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    38
	};
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    39
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    40
/*
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    41
*
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    42
* class CMMFPcm16ToPcmU16BECodec comverts PCM16 to pcm16 unsigned big endian
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    43
*
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    44
*/
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    45
class CMMFPcm16ToPcmU16BECodec : public CMMFSwCodec
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    46
	{
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    47
public:
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    48
	virtual TCodecProcessResult ProcessL(const CMMFBuffer& aSource, CMMFBuffer& aDest);
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    49
	virtual TUint SourceBufferSize() {return KPCM16ToPCMU16BeSourceBufferSize;};
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    50
	virtual TUint SinkBufferSize() {return KPCM16ToPCMU16BeSinkBufferSize;};
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    51
private:
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    52
	TBool CheckPreconditions( const CMMFDataBuffer* aSrcBuffer, CMMFDataBuffer* aDestBuffer );
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    53
private:
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    54
	TMMFAudioPcm16ToPcmU16BECodec iAudioPcm16ToPcmU16Be ;
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    55
	};
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    56
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    57
#endif //__MMF_PCM16_TO_PCMU16BE_HW_DEVICE_H__
79dd3e2336a0 2010wk36_01
hgs
parents:
diff changeset
    58