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1 // Copyright (c) 2006-2009 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 // devsoundadaptationinfoimpl.cpp |
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15 // |
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16 |
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17 // INCLUDE FILES |
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18 #include <e32base.h> |
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19 #include <e32std.h> |
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20 #include <mmf/plugin/mmfplugininterfaceuids.hrh> // for KMmfUidPluginInterfaceHwDevice |
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21 #include <mm/mmcleanup.h> //needed for CleanupResetAndDestroyPushL() |
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22 #include "devsoundadaptationinfoimplbody.h" |
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23 #include "devsoundadaptationinfoconsts.h" |
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24 #include <a3f/mdevsoundadaptationinfoobserver.h> |
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25 #include <a3f/audioformatuids.h> |
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26 |
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27 const TInt KHwDeviceDefaultDataLength= 9; |
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28 |
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29 |
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30 //------------------------------------------------------------------- |
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31 // CA3FDevSoundAdaptationInfoImpl::CA3FDevSoundAdaptationInfoImpl |
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32 // C++ default constructor. |
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33 //------------------------------------------------------------------- |
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34 // |
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35 CA3FDevSoundAdaptationInfoImpl::CBody* CA3FDevSoundAdaptationInfoImpl::CBody::NewL(MA3FDevSoundAdaptationInfoObserver& aAdaptationInfoObserver, CFourCCConvertor& aFourCcConvertor) |
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36 { |
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37 CBody* self = new (ELeave) CBody; |
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38 CleanupStack::PushL(self); |
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39 self->ConstructL(aAdaptationInfoObserver, aFourCcConvertor); |
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40 CleanupStack::Pop(self); |
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41 return self; |
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42 } |
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43 |
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44 //------------------------------------------------------------------- |
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45 // CA3FDevSoundAdaptationInfoImpl::CA3FDevSoundAdaptationInfoImpl |
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46 // C++ default constructor. |
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47 //------------------------------------------------------------------- |
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48 // |
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49 CA3FDevSoundAdaptationInfoImpl::CBody::CBody(): CActive(EPriorityStandard) |
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50 { |
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51 DP_CONTEXT(CA3FDevSoundAdaptationInfoImpl::CBody()::CBody() *CD1*, CtxDevSound, DPLOCAL); |
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52 DP_IN(); |
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53 CActiveScheduler::Add(this); |
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54 DP_OUT(); |
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55 } |
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56 |
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57 //---------------------------------------------------- |
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58 // CA3FDevSoundAdaptationInfoImpl::ConstructL |
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59 // Symbian 2nd phase constructor can leave. |
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60 //---------------------------------------------------- |
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61 // |
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62 void CA3FDevSoundAdaptationInfoImpl::CBody::ConstructL(MA3FDevSoundAdaptationInfoObserver& aAdaptationInfoObserver, CFourCCConvertor& aFourCcConvertor) |
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63 { |
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64 DP_CONTEXT(CA3FDevSoundAdaptationInfoImpl::CBody::ConstructL *CD1*, CtxDevSound, DPLOCAL); |
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65 DP_IN(); |
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66 iAdaptationInfoObserver = &aAdaptationInfoObserver; |
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67 iFourCcConvertor = &aFourCcConvertor; |
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68 DP_OUT(); |
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69 } |
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70 |
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71 //-------------------------------------------------------------- |
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72 // CA3FDevSoundAdaptationInfoImpl::~CA3FDevSoundAdaptationInfoImpl |
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73 // Destructor |
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74 //-------------------------------------------------------------- |
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75 // |
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76 CA3FDevSoundAdaptationInfoImpl::CBody::~CBody() |
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77 { |
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78 DP_CONTEXT(CA3FDevSoundAdaptationInfoImpl::CBody::~CBody *CD1*, CtxDevSound, DPLOCAL); |
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79 DP_IN(); |
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80 DP_OUT(); |
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81 } |
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82 |
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83 //--------------------------------------------------------- |
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84 // CA3FDevSoundAdaptationInfoImpl::CBody::RequestMaxGain |
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85 // Retrieves Maximum Valid Gain/Volume |
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86 //--------------------------------------------------------- |
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87 // |
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88 TInt CA3FDevSoundAdaptationInfoImpl::CBody::RequestMaxGain(TUid aCodecType) |
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89 { |
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90 DP_CONTEXT(CA3FDevSoundAdaptationInfoImpl::CBody::RequestMaxGain *CD1*, CtxDevSound, DPLOCAL); |
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91 DP_IN(); |
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92 |
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93 iCodecType = aCodecType; |
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94 iMaxGainRequested = ETrue; |
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95 |
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96 // Simulate an asyncronous response |
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97 if (!IsActive()) |
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98 { |
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99 TRequestStatus* status = &iStatus; |
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100 User::RequestComplete(status, KErrNone); |
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101 SetActive(); |
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102 } |
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103 |
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104 DP0_RET(KErrNone, "%d"); |
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105 } |
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106 |
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107 //----------------------------------------------------- |
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108 // CA3FDevSoundAdaptationInfoImpl::CBody::RequestSupportedFormatsL |
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109 // Retrieves supported formats (in this version hwDevices). |
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110 //----------------------------------------------------- |
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111 // |
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112 TInt CA3FDevSoundAdaptationInfoImpl::CBody::RequestSupportedFormats(TUid aCodecType, RArray<TUid>& aSupportedFormats) |
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113 { |
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114 DP_CONTEXT(CA3FDevSoundAdaptationInfoImpl::CBody::RequestSupportedFormats *CD1*, CtxDevSound, DPLOCAL); |
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115 DP_IN(); |
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116 |
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117 TInt err=KErrNone; |
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118 |
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119 iCodecType = aCodecType; |
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120 |
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121 TRAP(err, ReadSupportedFormatsL(aCodecType, aSupportedFormats)); |
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122 |
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123 if(err==KErrNone) |
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124 { |
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125 iFormatsRequested = ETrue; |
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126 |
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127 // Simulate an asyncronous response |
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128 if (!IsActive()) |
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129 { |
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130 TRequestStatus* status = &iStatus; |
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131 User::RequestComplete(status, KErrNone); |
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132 SetActive(); |
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133 } |
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134 } |
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135 |
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136 DP0_RET(err, "%d"); |
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137 } |
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138 |
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139 |
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140 TInt CA3FDevSoundAdaptationInfoImpl::CBody::Extension_(TUint aExtensionId, TAny*& aExtPtr, TAny*) |
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141 { |
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142 if (aExtensionId == KTruePauseCustomInterfaceTypeUid.iUid) |
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143 { |
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144 aExtPtr = static_cast<MTruePauseCustomInterface*>(this); |
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145 return KErrNone; |
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146 } |
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147 else |
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148 { |
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149 return CActive::Extension_(aExtensionId, aExtPtr, NULL); |
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150 } |
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151 } |
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152 |
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153 // from MTruePauseCustomInterface |
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154 // --------------------------------------------------------------------------- |
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155 // CA3FDevSoundAdaptationInfoImpl::CBody::IsResumeSupported |
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156 // --------------------------------------------------------------------------- |
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157 TBool CA3FDevSoundAdaptationInfoImpl::CBody::IsResumeSupported(TUid aCodecType, TUid aFormat) |
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158 { |
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159 DP_CONTEXT(CA3FDevSoundAdaptationInfoImpl::CBody::IsTruePauseSupported *CD1*, CtxDevSound, DPLOCAL); |
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160 DP_IN(); |
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161 |
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162 |
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163 const TUid supportedDecoders [] = |
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164 { |
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165 KUidFormatPCM16, |
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166 KUidFormatPCMU16B, |
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167 KUidFormatPCMU16, |
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168 KUidFormatPCM16B, |
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169 KUidFormatPCM8, |
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170 KUidFormatPCMU8, |
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171 KUidFormatAlaw, |
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172 KUidFormatMulaw, |
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173 KUidFormatGSM610, |
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174 KUidFormatIMAADPCM, |
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175 KUidFormatTone, |
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176 KNullUid, // Indicates end of array |
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177 }; |
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178 |
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179 TBool supported = EFalse; |
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180 |
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181 // PCM16 Encoder |
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182 if(aFormat == KUidFormatPCM16 && aCodecType == KUidAudioEncoder) |
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183 { |
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184 supported = ETrue; |
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185 } |
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186 // Only certain decoders |
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187 else if(aCodecType == KUidAudioDecoder) |
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188 { |
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189 TInt i = 0; |
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190 TUid supportedDecoderUid = supportedDecoders[i]; |
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191 do |
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192 { |
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193 if (supportedDecoderUid == aFormat) |
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194 { |
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195 supported = ETrue; |
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196 break; |
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197 } |
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198 supportedDecoderUid = supportedDecoders[i++]; |
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199 } |
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200 while(supportedDecoderUid != KNullUid); |
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201 } |
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202 DP0_RET(supported, "%d"); |
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203 } |
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204 |
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205 //From CActive |
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206 // --------------------------------------------------------------------------- |
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207 // CA3FDevSoundAdaptationInfoImpl::CBody::RunL |
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208 // --------------------------------------------------------------------------- |
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209 void CA3FDevSoundAdaptationInfoImpl::CBody::RunL() |
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210 { |
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211 DP_CONTEXT(CA3FDevSoundAdaptationInfoImpl::CBody::RunL *CD1*, CtxDevSound, DPLOCAL); |
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212 DP_IN(); |
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213 |
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214 TInt err = KErrNone; |
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215 |
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216 if(iMaxGainRequested) |
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217 { |
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218 |
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219 TInt maxgain = 0; |
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220 |
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221 if (iCodecType == KUidAudioDecoder) |
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222 { |
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223 maxgain = DevSoundAdaptationInfoConsts::MaxVolume(); |
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224 } |
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225 else if (iCodecType == KUidAudioEncoder) |
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226 { |
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227 maxgain = DevSoundAdaptationInfoConsts::MaxGain(); |
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228 } |
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229 else |
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230 { |
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231 err = KErrArgument; |
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232 } |
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233 |
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234 iMaxGainRequested = EFalse; |
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235 |
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236 // Send the callback |
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237 iAdaptationInfoObserver->RequestMaxGainComplete(iCodecType, err, maxgain); |
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238 |
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239 } |
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240 |
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241 if(iFormatsRequested) |
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242 { |
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243 err = KErrNone; |
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244 |
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245 if(iCodecType != KUidAudioDecoder && iCodecType != KUidAudioEncoder) |
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246 { |
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247 err = KErrArgument; |
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248 } |
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249 |
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250 iFormatsRequested = EFalse; |
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251 |
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252 // Send the callback |
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253 iAdaptationInfoObserver->RequestSupportedFormatsComplete(iCodecType, err); |
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254 } |
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255 |
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256 DP_OUT(); |
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257 } |
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258 |
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259 // --------------------------------------------------------------------------- |
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260 // CA3FDevSoundAdaptationInfoImpl::CBody::RunError |
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261 // --------------------------------------------------------------------------- |
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262 TInt CA3FDevSoundAdaptationInfoImpl::CBody::RunError(TInt aError) |
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263 { |
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264 DP_CONTEXT(CA3FDevSoundAdaptationInfoImpl::CBody::RunError *CD1*, CtxDevSound, DPLOCAL); |
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265 DP_IN(); |
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266 DP0_RET(aError, "%d"); |
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267 } |
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268 |
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269 // --------------------------------------------------------------------------- |
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270 // CA3FDevSoundAdaptationInfoImpl::CBody::DoCancel |
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271 // --------------------------------------------------------------------------- |
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272 void CA3FDevSoundAdaptationInfoImpl::CBody::DoCancel() |
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273 { |
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274 DP_CONTEXT(CA3FDevSoundAdaptationInfoImpl::CBody::DoCancel *CD1*, CtxDevSound, DPLOCAL); |
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275 DP_IN(); |
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276 DP_OUT(); |
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277 } |
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278 |
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279 // --------------------------------------------------------------------------- |
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280 // CA3FDevSoundAdaptationInfoImpl::CBody::ReadSupportedFormats |
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281 // --------------------------------------------------------------------------- |
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282 void CA3FDevSoundAdaptationInfoImpl::CBody::ReadSupportedFormatsL(TUid aCodecType, RArray<TUid>& aSupportedFormats) |
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283 { |
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284 DP_CONTEXT(CA3FDevSoundAdaptationInfoImpl::CBody::ReadSupportedFormatsL *CD1*, CtxDevSound, DPLOCAL); |
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285 DP_IN(); |
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286 |
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287 RArray<TFourCC> supportedDataTypes; |
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288 CleanupClosePushL(supportedDataTypes); |
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289 |
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290 SeekHwDevicePluginsL(supportedDataTypes, aCodecType); |
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291 |
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292 TInt maxFourCCElements = supportedDataTypes.Count(); |
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293 |
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294 //clear any existing data in iSupportedFormats array |
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295 aSupportedFormats.Reset(); |
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296 |
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297 for(TInt typeIndex=0; typeIndex<maxFourCCElements; typeIndex++) |
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298 { |
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299 TUid format; |
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300 |
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301 TInt error = iFourCcConvertor->FourCCToFormat(supportedDataTypes[typeIndex], format); |
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302 if(error == KErrNone) |
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303 { |
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304 aSupportedFormats.AppendL(format); |
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305 } |
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306 } |
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307 |
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308 CleanupStack::PopAndDestroy(&supportedDataTypes); |
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309 |
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310 DP_OUT(); |
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311 } |
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312 |
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313 |
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314 // ----------------------------------------------------------------------------- |
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315 // CA3FDevSoundAdaptationInfoImpl::SeekHwDevicePluginsL |
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316 // This method looks for hwDevicePlugins that support the codec given in aCodecType |
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317 // which must be either EMMFStatePlaying or EMMFStateRecording. |
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318 // For each HwDevice plugin found the datatype as indicated by its fourCC code |
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319 // from the default_data field in the resource file is added to the array of |
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320 // aSupportedDataTypes |
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321 // ----------------------------------------------------------------------------- |
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322 // |
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323 void CA3FDevSoundAdaptationInfoImpl::CBody::SeekHwDevicePluginsL( |
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324 RArray<TFourCC>& aSupportedDataTypes, |
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325 TUid aCodecType) |
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326 { |
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327 DP_CONTEXT(CA3FDevSoundAdaptationInfoImpl::CBody::SeekHwDevicePluginsL *CD1*, CtxDevSound, DPLOCAL); |
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328 DP_IN(); |
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329 |
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330 ASSERT(aCodecType == KUidAudioDecoder || aCodecType == KUidAudioEncoder); |
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331 |
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332 //clear any existing data in aSupportedDataTypes array |
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333 aSupportedDataTypes.Reset(); |
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334 |
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335 // Array to return hw device plugin resource info(place on cleanupstack |
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336 // _after_ ListImplementationsL() ) |
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337 RImplInfoPtrArray plugInArray; |
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338 CleanupResetAndDestroyPushL(plugInArray); |
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339 |
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340 TUid KUidMmfHWPluginInterfaceCodec = {KMmfUidPluginInterfaceHwDevice}; |
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341 |
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342 REComSession::ListImplementationsL(KUidMmfHWPluginInterfaceCodec, plugInArray); |
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343 |
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344 TUint numberOfHwDevicePlugins = plugInArray.Count(); |
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345 |
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346 // if there are hwdevice plugin resource entries then scan entries |
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347 // matching on a datatype of pcm16 as the destination datatype for play and |
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348 // the source datatype for record. If a match is found and isn't already in |
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349 // the list of supported data types, then add it to the list |
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350 if (numberOfHwDevicePlugins > 0) |
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351 { |
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352 CImplementationInformation* hwDeviceResourceEntry = NULL; |
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353 _LIT8(KPCM16FourCCString, " P16"); |
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354 |
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355 // check each resource entry for dst 4CC = P16 for play and |
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356 // src 4CC = P16 for record |
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357 for (TUint hwDeviceEntry = 0; hwDeviceEntry<numberOfHwDevicePlugins; hwDeviceEntry++) |
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358 { |
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359 hwDeviceResourceEntry = plugInArray[hwDeviceEntry]; |
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360 |
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361 TFourCC fourCCLeft; |
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362 TFourCC fourCCRight; |
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363 |
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364 ReadFourCC(hwDeviceResourceEntry, fourCCLeft, fourCCRight); |
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365 |
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366 TFourCC fourCCPCM16(KPCM16FourCCString); |
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367 |
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368 if(aCodecType == KUidAudioDecoder) |
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369 { |
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370 if(IsDataTypeMatch(fourCCPCM16, fourCCRight)) |
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371 { |
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372 if(!FourCCExists(aSupportedDataTypes, fourCCLeft)) |
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373 { |
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374 aSupportedDataTypes.AppendL(fourCCLeft); |
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375 } |
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376 } |
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377 } |
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378 else if (aCodecType == KUidAudioEncoder) |
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379 { |
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380 if(IsDataTypeMatch(fourCCPCM16, fourCCLeft)) |
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381 { |
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382 if(!FourCCExists(aSupportedDataTypes, fourCCRight)) |
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383 { |
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384 aSupportedDataTypes.AppendL(fourCCRight); |
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385 } |
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386 } |
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387 } |
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388 } |
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389 } |
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390 |
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391 CleanupStack::PopAndDestroy(&plugInArray); |
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392 DP_OUT(); |
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393 } |
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394 |
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395 // --------------------------------------------------------------------------- |
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396 // CA3FDevSoundAdaptationInfoImpl::CBody::FourCCExists |
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397 // --------------------------------------------------------------------------- |
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398 TBool CA3FDevSoundAdaptationInfoImpl::CBody::FourCCExists(RArray<TFourCC>& aSupportedDataTypes, TFourCC aFourCCEntry) |
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399 { |
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400 DP_CONTEXT(CA3FDevSoundAdaptationInfoImpl::CBody::FourCCExists *CD1*, CtxDevSound, DPLOCAL); |
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401 DP_IN(); |
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402 |
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403 TBool alreadyExists = EFalse; |
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404 |
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405 for (TUint fourCCEntryNumber=0; fourCCEntryNumber< aSupportedDataTypes.Count(); fourCCEntryNumber++) |
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406 { |
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407 if (aSupportedDataTypes[fourCCEntryNumber] == aFourCCEntry) |
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408 { |
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409 // we already have this 4CC in the supported data types |
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410 alreadyExists = ETrue; |
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411 break; |
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412 } |
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413 } |
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414 |
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415 DP0_RET(alreadyExists, "0x%x"); |
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416 } |
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417 |
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418 // --------------------------------------------------------------------------- |
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419 // CA3FDevSoundAdaptationInfoImpl::CBody::ReadFourCC |
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420 // --------------------------------------------------------------------------- |
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421 void CA3FDevSoundAdaptationInfoImpl::CBody::ReadFourCC(CImplementationInformation* aHwDeviceResourceEntry, TFourCC& aFourCCLeft, TFourCC& aFourCCRight) |
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422 { |
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423 DP_CONTEXT(CA3FDevSoundAdaptationInfoImpl::CBody::ReadFourCC *CD1*, CtxDevSound, DPLOCAL); |
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424 DP_IN(); |
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425 |
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426 TPtrC8 fourCCPtr(0,0); |
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427 |
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428 // Check for resource entry lenght since for HwDeviceAdaptor it is just "*" |
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429 if (aHwDeviceResourceEntry->DataType().Length()>=KHwDeviceDefaultDataLength) |
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430 { |
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431 // datatype supported 4CC is left 4 chars |
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432 fourCCPtr.Set(aHwDeviceResourceEntry->DataType().Left(KFOURCCLENGTH)); |
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433 |
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434 aFourCCLeft.Set(fourCCPtr); |
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435 |
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436 // datatype supported 4CC is right 4 chars |
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437 fourCCPtr.Set(aHwDeviceResourceEntry->DataType().Right(KFOURCCLENGTH)); |
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438 |
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439 aFourCCRight.Set(fourCCPtr); |
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440 } |
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441 |
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442 DP_OUT(); |
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443 } |
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444 |
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445 // ----------------------------------------------------------------------------- |
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446 // CA3FDevSoundAdaptationInfoImpl::IsDataTypeMatch |
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447 // ----------------------------------------------------------------------------- |
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448 TBool CA3FDevSoundAdaptationInfoImpl::CBody::IsDataTypeMatch(TFourCC aFourCCPCM16,TFourCC aFourCC) |
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449 { |
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450 DP_STATIC_CONTEXT(CA3FDevSoundAdaptationInfoImpl::CBody::IsDataTypeMatch *CD1*, CtxDevSound, DPLOCAL); |
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451 DP_IN(); |
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452 TBool match = EFalse; |
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453 |
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454 if(aFourCCPCM16 == aFourCC) |
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455 { |
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456 match = ETrue; |
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457 } |
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458 |
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459 DP0_RET(match, "0x%x"); |
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460 } |
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461 |
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462 // End of file |