1 // Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 #if !defined __MMFCLIENTAUDIOSTREAMUTILS_H__

    17 #define __MMFCLIENTAUDIOSTREAMUTILS_H__

    18 

    19 #include <e32std.h>

    20 #include <mmf/server/sounddevice.h>

    21 

    22 class StreamUtils

    23 	{

    24 public:

    25 	static TUint MapChannelsMdaToMMFL(TInt aMdaChannels);

    26 	static TUint MapSampleRateMdaToMMFL(TInt aMdaSampleRate);

    27 	static TInt SampleRateAsValue(const TMMFCapabilities& aCaps);

    28 	static TInt BytesPerSample(const TMMFCapabilities& aCaps);

    29 //

    30 	static void CalculateLeftRightBalance(TInt& aLeft, TInt& aRight, TInt aBalance);

    31 	static void CalculateBalance(TInt& aBalance, TInt aLeft, TInt aRight);

    32 	};

    33 

    34 

    35 

    36 #endif