| author | sl |
| Tue, 10 Jun 2014 14:32:02 +0200 | |
| changeset 1 | 260cb5ec6c19 |
| permissions | -rw-r--r-- |
| sl@0 | 1 |
/* |
| sl@0 | 2 |
* Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies). |
| sl@0 | 3 |
* All rights reserved. |
| sl@0 | 4 |
* This component and the accompanying materials are made available |
| sl@0 | 5 |
* under the terms of "Eclipse Public License v1.0" |
| sl@0 | 6 |
* which accompanies this distribution, and is available |
| sl@0 | 7 |
* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
| sl@0 | 8 |
* |
| sl@0 | 9 |
* Initial Contributors: |
| sl@0 | 10 |
* Nokia Corporation - initial contribution. |
| sl@0 | 11 |
* |
| sl@0 | 12 |
* Contributors: |
| sl@0 | 13 |
* |
| sl@0 | 14 |
* Description: This file contains definitions of audio effects data structures for |
| sl@0 | 15 |
* equalizer. |
| sl@0 | 16 |
* |
| sl@0 | 17 |
*/ |
| sl@0 | 18 |
|
| sl@0 | 19 |
|
| sl@0 | 20 |
|
| sl@0 | 21 |
#ifndef EQUALIZERDATA_H |
| sl@0 | 22 |
#define EQUALIZERDATA_H |
| sl@0 | 23 |
|
| sl@0 | 24 |
// INCLUDES |
| sl@0 | 25 |
#include <e32std.h> |
| sl@0 | 26 |
#include <s32mem.h> |
| sl@0 | 27 |
#include <AudioEffectData.h> |
| sl@0 | 28 |
|
| sl@0 | 29 |
// CLASS DECLARATION |
| sl@0 | 30 |
|
| sl@0 | 31 |
/** |
| sl@0 | 32 |
* This class defines the effect data structure of a particular frequency band. |
| sl@0 | 33 |
* |
| sl@0 | 34 |
* @lib EqualizerEffect.lib |
| sl@0 | 35 |
* @since 3.0 |
| sl@0 | 36 |
*/ |
| sl@0 | 37 |
class TEfAudioEqualizerBand |
| sl@0 | 38 |
{
|
| sl@0 | 39 |
public: |
| sl@0 | 40 |
|
| sl@0 | 41 |
/** |
| sl@0 | 42 |
* Constructor. |
| sl@0 | 43 |
*/ |
| sl@0 | 44 |
TEfAudioEqualizerBand() {}
|
| sl@0 | 45 |
|
| sl@0 | 46 |
void ExternalizeL( RWriteStream& aStream ) const |
| sl@0 | 47 |
{
|
| sl@0 | 48 |
aStream.WriteUint8L(iBandId); |
| sl@0 | 49 |
aStream.WriteUint32L(iBandLevel); |
| sl@0 | 50 |
aStream.WriteUint32L(iBandWidth); |
| sl@0 | 51 |
aStream.WriteUint32L(iCenterFrequency); |
| sl@0 | 52 |
aStream.WriteUint32L(iCrossoverFrequency); |
| sl@0 | 53 |
} |
| sl@0 | 54 |
|
| sl@0 | 55 |
void InternalizeL( RReadStream& aStream ) |
| sl@0 | 56 |
{
|
| sl@0 | 57 |
iBandId = aStream.ReadUint8L(); |
| sl@0 | 58 |
iBandLevel = aStream.ReadUint32L(); |
| sl@0 | 59 |
iBandWidth = aStream.ReadUint32L(); |
| sl@0 | 60 |
iCenterFrequency = aStream.ReadUint32L(); |
| sl@0 | 61 |
iCrossoverFrequency = aStream.ReadUint32L(); |
| sl@0 | 62 |
} |
| sl@0 | 63 |
|
| sl@0 | 64 |
TUint8 iBandId; |
| sl@0 | 65 |
TInt32 iBandLevel; |
| sl@0 | 66 |
TInt32 iBandWidth; |
| sl@0 | 67 |
TInt32 iCenterFrequency; |
| sl@0 | 68 |
TInt32 iCrossoverFrequency; |
| sl@0 | 69 |
|
| sl@0 | 70 |
}; |
| sl@0 | 71 |
|
| sl@0 | 72 |
/** |
| sl@0 | 73 |
* This class defines the effect data structure to be passed between client and |
| sl@0 | 74 |
* server. |
| sl@0 | 75 |
* |
| sl@0 | 76 |
* @lib EqualizerEffect.lib |
| sl@0 | 77 |
* @since 3.0 |
| sl@0 | 78 |
*/ |
| sl@0 | 79 |
class TEfAudioEqualizer : public TEfCommon |
| sl@0 | 80 |
{
|
| sl@0 | 81 |
public: |
| sl@0 | 82 |
|
| sl@0 | 83 |
/** |
| sl@0 | 84 |
* Constructor. |
| sl@0 | 85 |
*/ |
| sl@0 | 86 |
TEfAudioEqualizer() {}
|
| sl@0 | 87 |
|
| sl@0 | 88 |
/** |
| sl@0 | 89 |
* Constructor. |
| sl@0 | 90 |
*/ |
| sl@0 | 91 |
TEfAudioEqualizer( TInt32 aMindB, TInt32 aMaxdB ) : |
| sl@0 | 92 |
iMindB(aMindB), iMaxdB(aMaxdB) {}
|
| sl@0 | 93 |
|
| sl@0 | 94 |
TInt32 iMindB; |
| sl@0 | 95 |
TInt32 iMaxdB; |
| sl@0 | 96 |
|
| sl@0 | 97 |
}; |
| sl@0 | 98 |
|
| sl@0 | 99 |
|
| sl@0 | 100 |
class TEfAudioEqualizerCombined : public TEfAudioEqualizer, public TEfAudioEqualizerBand |
| sl@0 | 101 |
{
|
| sl@0 | 102 |
public: |
| sl@0 | 103 |
|
| sl@0 | 104 |
// Indicates the data is valid for Equalizer |
| sl@0 | 105 |
TBool iAudioEqualizerDataValid; |
| sl@0 | 106 |
// Indicates the data is valid for Equalizer Band |
| sl@0 | 107 |
TBool iAudioEqualizerBandDataValid; |
| sl@0 | 108 |
}; |
| sl@0 | 109 |
|
| sl@0 | 110 |
|
| sl@0 | 111 |
typedef TPckgBuf<TEfAudioEqualizer> TEfAudioEqualizerDataPckg; |
| sl@0 | 112 |
typedef TPckgBuf<TEfAudioEqualizerBand> TEfAudioEqualizerBandDataPckg; |
| sl@0 | 113 |
typedef TPckgBuf<TEfAudioEqualizerCombined> TEfAudioEqualizerCombinedDataPckg; |
| sl@0 | 114 |
|
| sl@0 | 115 |
#endif // EQUALIZERDATA_H |
| sl@0 | 116 |
|
| sl@0 | 117 |
// End of File |