williamr@2: /*
williamr@2: * Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies). 
williamr@2: * All rights reserved.
williamr@2: * This component and the accompanying materials are made available
williamr@4: * under the terms of "Eclipse Public License v1.0"
williamr@2: * which accompanies this distribution, and is available
williamr@4: * at the URL "http://www.eclipse.org/legal/epl-v10.html".
williamr@2: *
williamr@2: * Initial Contributors:
williamr@2: * Nokia Corporation - initial contribution.
williamr@2: *
williamr@2: * Contributors:
williamr@2: *
williamr@2: * Description:  This file contains definitions of audio effects data structures for
williamr@2: *                equalizer.
williamr@2: *
williamr@2: */
williamr@2: 
williamr@2: 
williamr@2: 
williamr@2: #ifndef EQUALIZERDATA_H
williamr@2: #define EQUALIZERDATA_H
williamr@2: 
williamr@2: //  INCLUDES
williamr@2: #include <e32std.h>
williamr@2: #include <s32mem.h>
williamr@2: #include <AudioEffectData.h>
williamr@2: 
williamr@2: // CLASS DECLARATION
williamr@2: 
williamr@2: /**
williamr@2: *  This class defines the effect data structure of a particular frequency band.
williamr@2: *
williamr@2: *  @lib EqualizerEffect.lib
williamr@2: *  @since 3.0
williamr@2: */
williamr@2: class TEfAudioEqualizerBand
williamr@2:     {
williamr@2:     public:
williamr@2: 
williamr@2:         /**
williamr@2:         * Constructor.
williamr@2:         */
williamr@2:         TEfAudioEqualizerBand() {}
williamr@2: 
williamr@2:         void ExternalizeL( RWriteStream& aStream ) const
williamr@2:         	{
williamr@2: 			aStream.WriteUint8L(iBandId);
williamr@2: 			aStream.WriteUint32L(iBandLevel);
williamr@2: 			aStream.WriteUint32L(iBandWidth);
williamr@2: 			aStream.WriteUint32L(iCenterFrequency);
williamr@2: 			aStream.WriteUint32L(iCrossoverFrequency);
williamr@2: 			}
williamr@2: 
williamr@2:         void InternalizeL( RReadStream& aStream )
williamr@2:         	{
williamr@2: 			iBandId = aStream.ReadUint8L();
williamr@2: 			iBandLevel = aStream.ReadUint32L();
williamr@2: 			iBandWidth = aStream.ReadUint32L();
williamr@2: 			iCenterFrequency = aStream.ReadUint32L();
williamr@2: 			iCrossoverFrequency = aStream.ReadUint32L();
williamr@2: 			}
williamr@2: 
williamr@2: 		TUint8 iBandId;
williamr@2: 		TInt32 iBandLevel;
williamr@2: 		TInt32 iBandWidth;
williamr@2: 		TInt32 iCenterFrequency;
williamr@2: 		TInt32 iCrossoverFrequency;
williamr@2: 
williamr@2:     };
williamr@2: 
williamr@2: /**
williamr@2: *  This class defines the effect data structure to be passed between client and
williamr@2: *  server.
williamr@2: *
williamr@2: *  @lib EqualizerEffect.lib
williamr@2: *  @since 3.0
williamr@2: */
williamr@2: class TEfAudioEqualizer : public TEfCommon
williamr@2:     {
williamr@2:     public:
williamr@2: 
williamr@2:         /**
williamr@2:         * Constructor.
williamr@2:         */
williamr@2:         TEfAudioEqualizer() {}
williamr@2: 
williamr@2:         /**
williamr@2:         * Constructor.
williamr@2:         */
williamr@2:         TEfAudioEqualizer( TInt32 aMindB, TInt32 aMaxdB ) :
williamr@2:         	iMindB(aMindB), iMaxdB(aMaxdB) {}
williamr@2: 
williamr@2: 		TInt32 iMindB;
williamr@2: 		TInt32 iMaxdB;
williamr@2: 
williamr@2:     };
williamr@2: 
williamr@2: 
williamr@2: class TEfAudioEqualizerCombined : public TEfAudioEqualizer, public TEfAudioEqualizerBand
williamr@2:     {
williamr@2:     public:
williamr@2: 
williamr@2: 		// Indicates the data is valid for Equalizer
williamr@2: 		TBool iAudioEqualizerDataValid;
williamr@2: 		// Indicates the data is valid for Equalizer Band
williamr@2: 		TBool iAudioEqualizerBandDataValid;
williamr@2:     };
williamr@2: 
williamr@2: 
williamr@2: typedef TPckgBuf<TEfAudioEqualizer> TEfAudioEqualizerDataPckg;
williamr@2: typedef TPckgBuf<TEfAudioEqualizerBand> TEfAudioEqualizerBandDataPckg;
williamr@2: typedef TPckgBuf<TEfAudioEqualizerCombined> TEfAudioEqualizerCombinedDataPckg;
williamr@2: 
williamr@2: #endif      // EQUALIZERDATA_H
williamr@2: 
williamr@2: // End of File