mmlibs/mmfw/Codecs/Src/MMFCodecCommon/MMFAudioPcmS16ToPcmS8Codec.cpp
author Pat Downey <patd@symbian.org>
Wed, 01 Sep 2010 12:38:50 +0100
branchRCL_3
changeset 50 948c7f65f6d4
parent 0 40261b775718
permissions -rw-r--r--
Revert incorrect RCL_3 drop: Revision: 201028 Kit: 201035

// Copyright (c) 2003-2009 Nokia Corporation and/or its subsidiary(-ies).
// All rights reserved.
// This component and the accompanying materials are made available
// under the terms of "Eclipse Public License v1.0"
// which accompanies this distribution, and is available
// at the URL "http://www.eclipse.org/legal/epl-v10.html".
//
// Initial Contributors:
// Nokia Corporation - initial contribution.
//
// Contributors:
//
// Description:
//

#include "MMFAudioPcmS16ToPcmS8Codec.h"

/**
*
* Convert
* @param aSrc 
* @param aDst
* @param aSamples
* Signed 16bit to Signed 8bit conversion code
*/
EXPORT_C void TMMFAudioPcmS16ToPcmS8Codec::Convert(TUint8* aSrc, TUint8* aDst, TInt aSamples)
	{
	while (aSamples--)
		{ 
		*aDst++ = STATIC_CAST( TInt8, (aSrc[0]+(aSrc[1]<<8))>>8);
		aSrc += 2;
		}
	}