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1 // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 |
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17 |
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18 #include "logicalaudiocodec.h" |
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19 #include <a3f/audioprocessingunittypeuids.h> |
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20 |
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21 #include <ecom/implementationproxy.h> // For making it ECom plugin |
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22 // Map the interface implementation UIDs to implementation factory functions |
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23 const TImplementationProxy ImplementationTable[] = |
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24 { |
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25 IMPLEMENTATION_PROXY_ENTRY(KAudioDecoderUid, CLogicalAudioCodec::NewL), |
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26 IMPLEMENTATION_PROXY_ENTRY(KAudioEncoderUid, CLogicalAudioCodec::NewL), |
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27 }; |
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28 |
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29 // Exported proxy for instantiation method resolution. |
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30 EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount) |
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31 { |
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32 aTableCount = sizeof(ImplementationTable) / sizeof(TImplementationProxy); |
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33 return ImplementationTable; |
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34 } |
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35 |
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36 // --------------------------------------------------------------------------- |
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37 // Constructor |
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38 // --------------------------------------------------------------------------- |
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39 CLogicalAudioCodec* CLogicalAudioCodec::NewL(TAny* aParam) |
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40 { |
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41 DP_STATIC_CONTEXT(CLogicalAudioCodec::NewL *CD0*, CtxDevSound, DPLOCAL); |
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42 DP_IN(); |
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43 CLogicalAudioCodec* self = new(ELeave)CLogicalAudioCodec(aParam); |
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44 CleanupStack::PushL(self); |
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45 self->ConstructL(); |
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46 CleanupStack::Pop(self); |
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47 DP0_RET(self, "0x%x"); |
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48 } |
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49 |
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50 // --------------------------------------------------------------------------- |
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51 // Constructor |
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52 // --------------------------------------------------------------------------- |
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53 |
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54 CLogicalAudioCodec::CLogicalAudioCodec(TAny* aParam) : CAudioProcessingUnit(aParam) |
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55 { |
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56 TRACE_CREATE(); |
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57 DP_CONTEXT(CLogicalAudioCodec::CLogicalAudioCodec *CD1*, CtxDevSound, DPLOCAL); |
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58 DP_IN(); |
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59 if(iSettingsObserver) |
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60 { |
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61 iSettingsObserver->ReceiveComponentSettingsChange(iType, ERegisterCodecObserver); |
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62 } |
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63 DP_OUT(); |
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64 } |
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65 |
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66 // --------------------------------------------------------------------------- |
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67 // Second phase constructor |
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68 // --------------------------------------------------------------------------- |
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69 void CLogicalAudioCodec::ConstructL() |
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70 { |
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71 DP_CONTEXT(CLogicalAudioCodec::ConstructL *CD1*, CtxDevSound, DPLOCAL); |
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72 DP_IN(); |
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73 DP_OUT(); |
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74 } |
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75 |
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76 // --------------------------------------------------------------------------- |
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77 // Destructor |
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78 // --------------------------------------------------------------------------- |
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79 CLogicalAudioCodec::~CLogicalAudioCodec() |
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80 { |
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81 DP_CONTEXT(CLogicalAudioCodec::~CLogicalAudioCodec *CD1*, CtxDevSound, DPLOCAL); |
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82 DP_IN(); |
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83 iAudioCodecObserver.Close(); |
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84 DP_OUT(); |
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85 } |
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86 |
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87 // --------------------------------------------------------------------------- |
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88 // from class MAudioCodec |
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89 // CLogicalAudioCodec::SetFormat |
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90 // --------------------------------------------------------------------------- |
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91 TInt CLogicalAudioCodec::SetFormat(TUid aFormat) |
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92 { |
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93 DP_CONTEXT(CLogicalAudioCodec::SetFormat *CD1*, CtxDevSound, DPLOCAL); |
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94 DP_IN(); |
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95 iFormat = aFormat; |
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96 if(iSettingsObserver) |
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97 { |
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98 iSettingsObserver->ReceiveComponentSettingsChange(iType, EComponentAlterationCodec); |
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99 } |
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100 DP0_RET(KErrNone, "%d"); |
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101 } |
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102 |
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103 // --------------------------------------------------------------------------- |
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104 // from class MAudioCodec |
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105 // CLogicalAudioCodec::SetSampleRate |
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106 // --------------------------------------------------------------------------- |
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107 TInt CLogicalAudioCodec::SetSampleRate(TInt aSampleRate) |
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108 { |
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109 DP_CONTEXT(CLogicalAudioCodec::SetSampleRate *CD1*, CtxDevSound, DPLOCAL); |
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110 DP_IN(); |
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111 iSampleRateConfig = aSampleRate; |
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112 if(iSettingsObserver) |
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113 { |
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114 iSettingsObserver->ReceiveComponentSettingsChange(iType, EComponentAlterationCodec); |
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115 } |
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116 DP0_RET(KErrNone, "%d"); |
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117 } |
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118 |
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119 // --------------------------------------------------------------------------- |
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120 // from class MAudioCodec |
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121 // CLogicalAudioCodec::SetMode |
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122 // --------------------------------------------------------------------------- |
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123 TInt CLogicalAudioCodec::SetMode(TUid aMode) |
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124 { |
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125 DP_CONTEXT(CLogicalAudioCodec::SetMode *CD1*, CtxDevSound, DPLOCAL); |
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126 DP_IN(); |
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127 iModeConfig = aMode; |
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128 if(iSettingsObserver) |
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129 { |
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130 iSettingsObserver->ReceiveComponentSettingsChange(iType, EComponentAlterationCodec); |
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131 } |
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132 DP0_RET(KErrNone, "%d"); |
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133 } |
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134 |
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135 // --------------------------------------------------------------------------- |
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136 // from class MAudioCodec |
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137 // CLogicalAudioCodec::GetSupportedSamplesRates |
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138 // --------------------------------------------------------------------------- |
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139 TInt CLogicalAudioCodec::GetSupportedSamplesRates(RArray<TInt>& aSupportedRates) |
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140 { |
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141 DP_CONTEXT(CLogicalAudioCodec::GetSupportedSamplesRates *CD1*, CtxDevSound, DPLOCAL); |
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142 DP_IN(); |
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143 TInt err(KErrNone); |
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144 if(iAdaptationStream) |
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145 { |
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146 err = iAdaptationStream->GetSupportedSampleRates(aSupportedRates); |
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147 } |
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148 else |
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149 { |
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150 err = KErrNotFound; |
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151 } |
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152 DP0_RET(err, "%d"); |
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153 } |
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154 |
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155 // --------------------------------------------------------------------------- |
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156 // from class MAudioCodec |
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157 // CLogicalAudioCodec::GetSupportedMode |
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158 // --------------------------------------------------------------------------- |
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159 TInt CLogicalAudioCodec::GetSupportedModes(RArray<TUid>& aSupportedModes) |
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160 { |
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161 DP_CONTEXT(CLogicalAudioCodec::GetSupportedModes *CD1*, CtxDevSound, DPLOCAL); |
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162 DP_IN(); |
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163 TInt err(KErrNone); |
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164 if(iAdaptationStream) |
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165 { |
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166 err = iAdaptationStream->GetSupportedModes(aSupportedModes); |
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167 } |
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168 else |
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169 { |
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170 err = KErrNotFound; |
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171 } |
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172 DP0_RET(err, "%d"); |
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173 } |
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174 // --------------------------------------------------------------------------- |
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175 // from class MAudioProcessingUnit |
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176 // CLogicalAudioCodec::IsTypeOf |
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177 // --------------------------------------------------------------------------- |
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178 TBool CLogicalAudioCodec::IsTypeOf(TUid aTypeId) const |
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179 { |
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180 DP_CONTEXT(CLogicalAudioCodec::IsTypeOf *CD1*, CtxDevSound, DPLOCAL); |
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181 DP_IN(); |
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182 TBool result = EFalse; |
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183 if ( iType == aTypeId || aTypeId == KUidAudioCodec) |
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184 { |
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185 result = ETrue; |
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186 } |
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187 DP0_RET(result, "%d"); |
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188 } |
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189 |
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190 // --------------------------------------------------------------------------- |
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191 // from class MAudioProcessingUnit |
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192 // CLogicalAudioCodec::Interface |
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193 // --------------------------------------------------------------------------- |
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194 // |
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195 TAny* CLogicalAudioCodec::Interface(TUid aType) |
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196 { |
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197 DP_CONTEXT(CLogicalAudioCodec::Interface *CD1*, CtxDevSound, DPLOCAL); |
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198 DP_IN(); |
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199 |
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200 TAny* interface = NULL; |
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201 if (aType == KUidAudioCodec) |
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202 { |
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203 interface = static_cast<MAudioCodec*>(this); |
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204 } |
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205 else if (aType == KUidAudioCodecAdaptationObserver) |
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206 { |
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207 interface = static_cast<MAudioCodecAdaptationObserver*>(this); |
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208 } |
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209 DP0_RET(interface, "0x%08x"); |
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210 } |
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211 |
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212 // --------------------------------------------------------------------------- |
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213 // from class MAudioCodecAdaptationObserver |
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214 // CLogicalAudioCodec::AllBuffersProcessed |
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215 // --------------------------------------------------------------------------- |
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216 void CLogicalAudioCodec::AllBuffersProcessed() |
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217 { |
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218 DP_CONTEXT(CLogicalAudioCodec::AllBuffersProcessed *CD1*, CtxDevSound, DPLOCAL); |
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219 DP_IN(); |
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220 DP_OUT(); |
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221 } |
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222 |
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223 // --------------------------------------------------------------------------- |
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224 // from class MAudioCodecAdaptationObserver |
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225 // CLogicalAudioCodec::GetSupportedConfigurationComplete |
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226 // --------------------------------------------------------------------------- |
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227 void CLogicalAudioCodec::GetSupportedAModesComplete(TInt aError) |
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228 { |
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229 DP_CONTEXT(CLogicalAudioCodec::GetSupportedModesComplete *CD1*, CtxDevSound, DPLOCAL); |
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230 DP_IN(); |
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231 TUint count = iAudioCodecObserver.Count(); |
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232 for ( TUint idx(0); idx < count; idx++ ) |
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233 { |
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234 iAudioCodecObserver[idx]->GetSupportedModesComplete(aError); |
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235 } |
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236 DP_OUT(); |
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237 } |
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238 |
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239 // --------------------------------------------------------------------------- |
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240 // from class MAudioCodecAdaptationObserver |
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241 // CLogicalAudioCodec::GetSupportedConfigurationComplete |
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242 // --------------------------------------------------------------------------- |
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243 void CLogicalAudioCodec::GetSupportedARatesComplete(TInt aError) |
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244 { |
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245 DP_CONTEXT(CLogicalAudioCodec::GetSupportedRatesComplete *CD1*, CtxDevSound, DPLOCAL); |
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246 DP_IN(); |
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247 TUint count = iAudioCodecObserver.Count(); |
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248 for ( TUint idx(0); idx < count; idx++ ) |
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249 { |
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250 iAudioCodecObserver[idx]->GetSupportedSampleRatesComplete(aError); |
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251 } |
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252 DP_OUT(); |
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253 } |
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254 |
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255 // --------------------------------------------------------------------------- |
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256 // from class MAudioCodecAdaptationObserver |
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257 // CLogicalAudioCodec::ProcessingUnitError |
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258 // --------------------------------------------------------------------------- |
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259 void CLogicalAudioCodec::ProcessingUnitError(TInt aError) |
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260 { |
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261 DP_CONTEXT(CLogicalAudioCodec::ProcessingUnitError *CD1*, CtxDevSound, DPLOCAL); |
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262 DP_IN(); |
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263 |
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264 TUint count = iAudioProcessingUnitObservers.Count(); |
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265 MAudioProcessingUnit* pUnit = static_cast<MAudioProcessingUnit*>(this); |
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266 for(TUint index=0; index < count; index++) |
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267 { |
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268 iAudioProcessingUnitObservers[index]->ProcessingUnitError(pUnit, aError); |
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269 } |
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270 DP_OUT(); |
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271 } |
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272 |
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273 // --------------------------------------------------------------------------- |
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274 // CLogicalAudioCodec::RegisterAudioCodecObserver |
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275 // --------------------------------------------------------------------------- |
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276 TInt CLogicalAudioCodec::RegisterAudioCodecObserver(MAudioCodecObserver& aObserver) |
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277 { |
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278 DP_CONTEXT(CLogicalAudioCodec::RegisterAudioCodecObserver *CD1*, CtxDevSound, DPLOCAL); |
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279 DP_IN(); |
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280 TInt err = iAudioCodecObserver.Find(&aObserver); |
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281 if(err == KErrNotFound) |
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282 { |
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283 err = iAudioCodecObserver.Append(&aObserver); |
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284 } |
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285 else |
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286 { |
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287 err = KErrAlreadyExists; |
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288 } |
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289 DP0_RET(err, "%d"); |
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290 } |
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291 |
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292 // --------------------------------------------------------------------------- |
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293 // CLogicalAudioCodec::UnregisterAudioCodecObserver |
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294 // --------------------------------------------------------------------------- |
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295 void CLogicalAudioCodec::UnregisterAudioCodecObserver(MAudioCodecObserver& aObserver) |
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296 { |
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297 DP_CONTEXT(CLogicalAudioCodec::UnregisterAudioCodecObserver *CD1*, CtxDevSound, DPLOCAL); |
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298 DP_IN(); |
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299 TInt idxOrErr = iAudioCodecObserver.Find(&aObserver); |
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300 if( idxOrErr != KErrNotFound ) |
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301 { |
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302 iAudioCodecObserver.Remove(idxOrErr); |
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303 } |
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304 DP_OUT(); |
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305 } |
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306 |
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307 // End of file |