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1 /* |
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2 * Copyright (c) 2006 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: Starts and stops audio streams. |
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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 #include "cspaudiostreams.h" |
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20 #include "cspmicrophone.h" |
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21 #include "cspspeaker.h" |
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22 #include "csplogger.h" |
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23 #include "mcspaudiostreamobserver.h" |
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24 #include "csptimer.h" |
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25 |
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26 #include <TelephonyAudioRouting.h> |
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27 |
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28 /** |
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29 * Timeout initial value. |
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30 */ |
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31 const TInt KTimeoutInitial = 200000; // 0.2s |
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32 |
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33 /** |
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34 * Double the timeout for every retry. |
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35 */ |
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36 const TInt KTimeoutMultiplier = 2; |
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37 |
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38 // ======== MEMBER FUNCTIONS ======== |
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39 |
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40 // --------------------------------------------------------------------------- |
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41 // Static constructor |
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42 // --------------------------------------------------------------------------- |
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43 // |
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44 CSPAudioStreams* CSPAudioStreams::NewL( ) |
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45 { |
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46 CSPAudioStreams* self = |
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47 CSPAudioStreams::NewLC(); |
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48 CleanupStack::Pop( self ); |
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49 return self; |
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50 } |
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51 |
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52 // --------------------------------------------------------------------------- |
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53 // Static constructor |
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54 // --------------------------------------------------------------------------- |
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55 // |
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56 CSPAudioStreams* CSPAudioStreams::NewLC( ) |
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57 { |
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58 CSPAudioStreams* self = new( ELeave ) CSPAudioStreams( ); |
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59 CleanupStack::PushL( self ); |
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60 self->ConstructL( ); |
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61 return self; |
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62 } |
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63 |
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64 // --------------------------------------------------------------------------- |
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65 // Destructor |
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66 // --------------------------------------------------------------------------- |
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67 // |
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68 CSPAudioStreams::~CSPAudioStreams() |
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69 { |
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70 if (iTimer) |
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71 { |
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72 iTimer->CancelNotify(); |
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73 delete iTimer; |
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74 } |
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75 |
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76 delete iSpeaker; |
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77 delete iMic; |
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78 delete iAudioRouting; |
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79 } |
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80 |
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81 // --------------------------------------------------------------------------- |
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82 // Sets observer for audio stream. |
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83 // --------------------------------------------------------------------------- |
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84 // |
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85 void CSPAudioStreams::SetAudioStreamObserver( |
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86 MCSPAudioStreamObserver& aObserver ) |
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87 { |
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88 iStreamObserver = &aObserver; |
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89 } |
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90 |
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91 // --------------------------------------------------------------------------- |
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92 // Gives access to mic |
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93 // --------------------------------------------------------------------------- |
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94 // |
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95 CSPMicrophone& CSPAudioStreams::Mic() const |
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96 { |
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97 return *iMic; |
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98 } |
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99 |
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100 // --------------------------------------------------------------------------- |
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101 // Gives access to speaker |
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102 // --------------------------------------------------------------------------- |
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103 // |
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104 CSPSpeaker& CSPAudioStreams::Speaker() const |
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105 { |
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106 return *iSpeaker; |
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107 } |
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108 |
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109 // --------------------------------------------------------------------------- |
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110 // From class MCSPAudioStream |
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111 // Activates mic and speaker. |
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112 // --------------------------------------------------------------------------- |
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113 // |
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114 void CSPAudioStreams::StartStreams() |
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115 { |
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116 CSPLOGSTRING(CSPINT, "CSPAudioStreams::StartStreams"); |
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117 |
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118 if( !IsMicAndSpeakerStarted() ) |
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119 { |
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120 StartMicAndSpeaker(); |
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121 |
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122 if( iStreamObserver ) |
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123 { |
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124 iStreamObserver->AudioStreamsStarted(); |
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125 } |
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126 } |
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127 } |
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128 |
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129 // --------------------------------------------------------------------------- |
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130 // From class MCSPAudioStream |
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131 // Deactivates mic and speaker if the streams are active or they are |
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132 // activating. |
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133 // --------------------------------------------------------------------------- |
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134 // |
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135 void CSPAudioStreams::StopStreams() |
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136 { |
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137 CSPLOGSTRING(CSPINT, "CSPAudioStreams::StopStreams"); |
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138 |
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139 if( IsMicAndSpeakerStarted() ) |
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140 { |
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141 CSPLOGSTRING(CSPINT, "CSPAudioStreams::StopStreams Stopping"); |
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142 iTimer->CancelNotify(); |
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143 iTimeout = KTimeoutInitial; |
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144 if( iStreamObserver ) |
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145 { |
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146 iStreamObserver->AudioStreamsGoingToStop(); |
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147 } |
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148 iMic->Deactivate(); |
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149 iSpeaker->Deactivate(); |
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150 } |
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151 } |
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152 |
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153 // --------------------------------------------------------------------------- |
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154 // CSPAudioStreams::VolumeChangedEar |
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155 // --------------------------------------------------------------------------- |
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156 // |
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157 void CSPAudioStreams::VolumeChangedEar(TInt aVolume) |
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158 { |
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159 CSPLOGSTRING2(CSPINT, "CSPAudioStreams::SetVolume %d", aVolume); |
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160 iVolumeEar = aVolume; |
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161 iSpeaker->SetVolume( aVolume ); |
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162 } |
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163 |
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164 // --------------------------------------------------------------------------- |
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165 // CSPAudioStreams::VolumeChangedLoudspeaker |
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166 // --------------------------------------------------------------------------- |
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167 // |
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168 void CSPAudioStreams::VolumeChangedLoudspeaker(TInt aVolume) |
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169 { |
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170 CSPLOGSTRING2(CSPINT, "CSPAudioStreams::SetVolume %d", aVolume); |
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171 iVolumeLoudspeaker = aVolume; |
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172 iSpeaker->SetVolume( aVolume ); |
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173 } |
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174 |
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175 // --------------------------------------------------------------------------- |
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176 // CSPAudioStreams::StoreVolumes |
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177 // --------------------------------------------------------------------------- |
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178 // |
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179 void CSPAudioStreams::StoreVolumes(TInt aVolumeEar, TInt aVolumeLoudspeaker ) |
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180 { |
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181 iVolumeEar = aVolumeEar; |
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182 iVolumeLoudspeaker = aVolumeLoudspeaker; |
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183 } |
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184 |
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185 // --------------------------------------------------------------------------- |
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186 // CSPAudioStreams::ApplyVolume |
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187 // --------------------------------------------------------------------------- |
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188 // |
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189 void CSPAudioStreams::ApplyVolume(TInt aVolumeEar, TInt aVolumeLoudspeaker ) |
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190 { |
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191 CTelephonyAudioRouting::TAudioOutput current = iAudioRouting->Output(); |
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192 if ( current == CTelephonyAudioRouting::ELoudspeaker ) |
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193 { |
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194 CSPLOGSTRING( CSPINT, "CSPAudioStreams::ApplyVolume Loudspeaker Active: SetVolume" ); |
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195 iSpeaker->SetVolume( aVolumeLoudspeaker ); |
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196 } |
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197 // else: ear volume should be used |
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198 else if ( current == CTelephonyAudioRouting::EHandset ) |
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199 { |
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200 CSPLOGSTRING( CSPINT, "CSPAudioStreams::ApplyVolume Ear Active: SetVolume" ); |
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201 iSpeaker->SetVolume( aVolumeEar ); |
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202 } |
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203 else |
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204 { |
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205 CSPLOGSTRING2( CSPINT, "CSPAudioStreams::ApplyVolume UNKNOWN AUDIO OUTPUT MODE %d", current ); |
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206 // No volume setting |
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207 iSpeaker->SetVolume( aVolumeEar ); |
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208 } |
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209 } |
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210 |
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211 // --------------------------------------------------------------------------- |
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212 // CSPAudioStreams::SetMuted |
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213 // --------------------------------------------------------------------------- |
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214 // |
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215 void CSPAudioStreams::SetMuted() |
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216 { |
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217 iMic->SetMuted(); |
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218 } |
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219 |
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220 // --------------------------------------------------------------------------- |
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221 // CSPAudioStreams::SetUnmuted |
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222 // --------------------------------------------------------------------------- |
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223 // |
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224 void CSPAudioStreams::SetUnmuted() |
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225 { |
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226 iMic->SetUnmuted(); |
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227 } |
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228 |
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229 // --------------------------------------------------------------------------- |
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230 // From class MCSPAudioStreamObserver |
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231 // If speaker is already active then the streams are active. |
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232 // If speker is not active and it is not activating then speaker then |
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233 // activation has failed and start retry timer. |
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234 // --------------------------------------------------------------------------- |
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235 // |
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236 void CSPAudioStreams::MicActivatedSuccessfully() |
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237 { |
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238 CSPLOGSTRING(CSPINT, "CSPAudioStreams::MicActivatedSuccessfully" ); |
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239 if( iSpeaker->IsActive() ) |
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240 { |
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241 // Mic and speaker are active. |
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242 AudioStreamsStarted(); |
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243 } |
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244 else if( !iSpeaker->IsActivationOngoing() ) |
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245 { |
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246 // Start retry timer for activating speaker again |
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247 StartTimer(); |
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248 } |
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249 } |
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250 |
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251 // --------------------------------------------------------------------------- |
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252 // From class MCSPAudioStreamObserver |
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253 // If mic is already active then streams are active. |
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254 // If mic is not active and it is not activating then mic activation has |
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255 // failed and start retry timer. |
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256 // --------------------------------------------------------------------------- |
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257 // |
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258 void CSPAudioStreams::SpeakerActivatedSuccessfully() |
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259 { |
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260 CSPLOGSTRING(CSPINT, "CSPAudioStreams::SpeakerActivatedSuccessfully" ); |
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261 if( iMic->IsActive() ) |
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262 { |
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263 // Mic and speaker are active. |
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264 AudioStreamsStarted(); |
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265 } |
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266 else if( !iMic->IsActivationOngoing() ) |
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267 { |
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268 // Start retry timer for activating mic again. |
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269 StartTimer(); |
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270 } |
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271 } |
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272 |
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273 // --------------------------------------------------------------------------- |
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274 // From class MCSPAudioStreamObserver |
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275 // Starts timer for trying activation again. |
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276 // --------------------------------------------------------------------------- |
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277 // |
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278 void CSPAudioStreams::MicActivationFailed() |
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279 { |
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280 CSPLOGSTRING(CSPINT, "CSPAudioStreams::MicActivationFailed" ); |
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281 |
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282 // Dont start timer until speaker has stopped activation. |
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283 if( !iSpeaker->IsActivationOngoing() ) |
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284 { |
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285 StartTimer(); |
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286 } |
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287 } |
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288 |
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289 // --------------------------------------------------------------------------- |
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290 // From class MCSPAudioStreamObserver |
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291 // Starts timer for trying activation again. |
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292 // --------------------------------------------------------------------------- |
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293 // |
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294 void CSPAudioStreams::SpeakerActivationFailed() |
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295 { |
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296 CSPLOGSTRING(CSPINT, "PE.AudioStreams::SpeakerActivationFailed" ); |
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297 |
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298 // Dont start timer until mic has stopped activation. |
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299 if( !iMic->IsActivationOngoing() ) |
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300 { |
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301 StartTimer(); |
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302 } |
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303 } |
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304 |
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305 // --------------------------------------------------------------------------- |
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306 // From class MCSPTimerObserver |
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307 // Notify from CSPTimer that timeout passed. Try to start mic and |
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308 // speaker again. |
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309 // --------------------------------------------------------------------------- |
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310 // |
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311 void CSPAudioStreams::TimerEvent() |
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312 { |
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313 CSPLOGSTRING(CSPINT, "CSPAudioStreams.TimerEvent" ); |
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314 iTimeout *= KTimeoutMultiplier; |
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315 StartMicAndSpeaker(); |
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316 } |
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317 |
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318 // ----------------------------------------------------------------------------- |
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319 // CTSEAudioRouteObserver::AvailableOutputsChanged |
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320 // ----------------------------------------------------------------------------- |
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321 // |
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322 void CSPAudioStreams::AvailableOutputsChanged( |
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323 CTelephonyAudioRouting& /*aTelephonyAudioRouting*/ ) |
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324 { |
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325 CSPLOGSTRING(CSPINT, "CSPAudioStreams::AvailableOutputsChanged" ); |
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326 } |
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327 |
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328 // ----------------------------------------------------------------------------- |
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329 // CTSEAudioRouteObserver::OutputChanged |
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330 // ----------------------------------------------------------------------------- |
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331 // |
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332 void CSPAudioStreams::OutputChanged( |
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333 CTelephonyAudioRouting& /*aTelephonyAudioRouting*/ ) |
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334 { |
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335 CSPLOGSTRING(CSPINT, "CSPAudioStreams::OutputChanged" ); |
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336 ApplyVolume(iVolumeEar, iVolumeLoudspeaker); |
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337 } |
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338 |
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339 // ----------------------------------------------------------------------------- |
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340 // CSPAudioStreams::SetOutputComplete |
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341 // ----------------------------------------------------------------------------- |
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342 // |
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343 void CSPAudioStreams::SetOutputComplete( CTelephonyAudioRouting& /*aTelephonyAudioRouting*/, |
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344 TInt /*aError*/ ) |
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345 { |
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346 } |
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347 |
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348 // --------------------------------------------------------------------------- |
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349 // Constructor |
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350 // --------------------------------------------------------------------------- |
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351 // |
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352 CSPAudioStreams::CSPAudioStreams( ): iTimeout(KTimeoutInitial) |
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353 { |
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354 } |
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355 |
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356 // --------------------------------------------------------------------------- |
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357 // Second phase constructor |
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358 // --------------------------------------------------------------------------- |
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359 // |
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360 void CSPAudioStreams::ConstructL( ) |
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361 { |
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362 CSPLOGSTRING(CSPINT, "CSPAudioStreams::ConstructL"); |
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363 |
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364 iTimer = CSPTimer::NewL(); |
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365 iMic = CSPMicrophone::NewL( *this ); |
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366 iSpeaker = CSPSpeaker::NewL( *this ); |
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367 |
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368 #if !defined(__WINSCW__) |
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369 iAudioRouting = CTelephonyAudioRouting::NewL( *this ); |
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370 #endif //__WINSCW__ |
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371 } |
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372 |
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373 // --------------------------------------------------------------------------- |
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374 // Resets timer |
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375 // --------------------------------------------------------------------------- |
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376 // |
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377 void CSPAudioStreams::AudioStreamsStarted() |
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378 { |
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379 CSPLOGSTRING(CSPINT, "CSPAudioStreams::AudioStreamsStarted" ); |
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380 iTimeout = KTimeoutInitial; |
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381 iTimer->CancelNotify(); |
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382 } |
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383 |
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384 // --------------------------------------------------------------------------- |
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385 // Starts timer |
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386 // --------------------------------------------------------------------------- |
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387 // |
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388 void CSPAudioStreams::StartTimer() |
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389 { |
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390 CSPLOGSTRING(CSPINT, "CSPAudioStreams::StartTimer" ); |
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391 iTimer->NotifyAfter( iTimeout, *this ); |
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392 } |
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393 |
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394 // --------------------------------------------------------------------------- |
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395 // Starts mic and speaker |
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396 // --------------------------------------------------------------------------- |
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397 // |
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398 void CSPAudioStreams::StartMicAndSpeaker() |
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399 { |
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400 // if speaker and mic is active then activation does not |
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401 // cause any actions. |
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402 iSpeaker->Activate(); |
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403 iMic->Activate(); |
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404 } |
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405 |
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406 // --------------------------------------------------------------------------- |
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407 // Indicated if mic and speaker are started or starting up. |
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408 // --------------------------------------------------------------------------- |
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409 // |
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410 TBool CSPAudioStreams::IsMicAndSpeakerStarted() |
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411 { |
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412 TBool areStreamsActive( iSpeaker->IsActive() && iMic->IsActive() ); |
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413 TBool areStreamsActivating( iMic->IsActivationOngoing() || |
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414 iSpeaker->IsActivationOngoing() || iTimer->IsNotifyOngoing() ); |
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415 |
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416 return areStreamsActive || areStreamsActivating; |
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417 } |
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418 |
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419 // End of File |