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1 /* |
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2 * Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Audio Stubs - Implementation of the AudioEqualizer effect Custom Interface class |
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15 * |
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16 */ |
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17 |
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18 |
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19 #ifdef _DEBUG |
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20 #include <e32svr.h> |
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21 #endif |
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22 #include "AudioEqualizerCI.h" |
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23 |
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24 |
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25 EXPORT_C CAudioEqualizerCI* CAudioEqualizerCI::NewL( |
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26 CMMFDevSound& aDevSound ) |
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27 { |
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28 CAudioEqualizerCI* self = new(ELeave) CAudioEqualizerCI(aDevSound); |
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29 return self; |
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30 } |
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31 |
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32 CAudioEqualizerCI::CAudioEqualizerCI( |
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33 CMMFDevSound& aDevSound ) |
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34 : iDevSound(&aDevSound ) |
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35 { |
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36 iAudioEqualizerData.iMindB = -20; // Initial value |
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37 iAudioEqualizerData.iMaxdB = 20; // Initial value |
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38 |
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39 TEfAudioEqualizerBand band; |
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40 |
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41 // for (TInt i=1; i<=8; i++) |
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42 |
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43 for (TInt i=1; i<=5; i++) { |
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44 band.iBandId = i; |
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45 band.iBandLevel = 1+i; |
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46 band.iBandWidth = 10+i; |
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47 band.iCenterFrequency = 20+i; |
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48 band.iCrossoverFrequency = 30+i; |
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49 |
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50 iBandsData.Append(band); |
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51 } |
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52 |
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53 } |
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54 |
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55 EXPORT_C CAudioEqualizerCI* CAudioEqualizerCI::NewL() |
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56 { |
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57 CAudioEqualizerCI* self = new(ELeave) CAudioEqualizerCI(); |
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58 return self; |
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59 } |
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60 |
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61 CAudioEqualizerCI::CAudioEqualizerCI() |
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62 { |
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63 iAudioEqualizerData.iMindB = -20; // Initial value |
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64 iAudioEqualizerData.iMaxdB = 20; // Initial value |
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65 |
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66 TEfAudioEqualizerBand band; |
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67 |
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68 // for (TInt i=1; i<=8; i++) |
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69 for (TInt i=1; i<=5; i++) |
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70 { |
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71 band.iBandId = i; |
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72 band.iBandLevel = 1+i; |
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73 band.iBandWidth = 10+i; |
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74 band.iCenterFrequency = 20+i; |
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75 band.iCrossoverFrequency = 30+i; |
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76 |
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77 iBandsData.Append(band); |
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78 } |
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79 |
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80 } |
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81 |
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82 |
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83 CAudioEqualizerCI::~CAudioEqualizerCI() |
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84 { |
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85 } |
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86 |
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87 void CAudioEqualizerCI::ApplyL() |
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88 { |
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89 #ifdef _DEBUG |
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90 RDebug::Print(_L("CAudioEqualizerCI::ApplyL")); |
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91 #endif |
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92 |
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93 if (iObservers.Count() > 0) |
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94 { |
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95 iAudioEqualizerData.iEnabled = ETrue; |
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96 |
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97 iBandsData[4].iBandLevel = 99; |
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98 iBandsData[4].iBandWidth = 99; |
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99 iBandsData[4].iCenterFrequency = 99; |
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100 iBandsData[4].iCrossoverFrequency = 99; |
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101 |
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102 iObservers[0]->EffectChanged(this, (TUint8)MAudioEqualizerObserver::KBand5Changed); |
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103 |
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104 } |
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105 } |
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106 |
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107 |
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108 // ========================== OTHER EXPORTED FUNCTIONS ========================= |
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109 |
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110 |
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111 // End of File |