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1 /* |
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2 * Copyright (c) 2007 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: Implementation of Controller for Sound / Tone Wrappers |
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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 |
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20 // =========================================================================== |
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21 // includes |
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22 #include <e32base.h> |
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23 #include <aknappui.h> // CAknAppUi |
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24 #include <aknsoundsystem.h> // CAknKeySoundSystem |
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25 |
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26 #include <cameraapp.rsg> |
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27 #include <vgacamsettings.rsg> |
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28 |
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29 #include "camlogging.h" |
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30 |
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31 #include "CamSettingsInternal.hrh" // TCamCameraMode, TCamSettingItemIds |
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32 #include "CamAppController.h" |
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33 #include "mcamplayerobserver.h" |
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34 #include "mcamplayerwrapper.h" |
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35 #include "camaudioplayerwrapper.h" |
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36 #include "camtoneplayerwrapper.h" |
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37 #include "camaudioplayercontroller.h" |
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38 #include "OstTraceDefinitions.h" |
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39 #ifdef OST_TRACE_COMPILER_IN_USE |
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40 #include "camaudioplayercontrollerTraces.h" |
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41 #endif |
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42 |
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43 |
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44 |
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45 // =========================================================================== |
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46 // Constants |
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47 namespace NCamAudioPlayerController |
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48 { |
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49 static const TInt KImageCaptureSoundId = KMinTInt; |
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50 |
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51 |
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52 // Cached sounds which are loaded once entering image mode. |
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53 // No need to include capture sound, it is selected based |
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54 // on the setting. |
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55 static const TInt KImageCachedSounds[] = |
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56 { |
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57 // Our own id for image capture sound, |
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58 // which can change. |
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59 // Also avoid compilation error, if AF beep not supported. |
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60 KImageCaptureSoundId, |
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61 ECamAutoFocusComplete |
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62 }; |
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63 |
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64 // Cached sounds which are loaded once entering video mode. |
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65 static const TInt KVideoCachedSounds[] = |
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66 { |
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67 ECamVideoStartSoundId, |
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68 ECamVideoStopSoundId, |
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69 ECamVideoPauseSoundId, |
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70 ECamVideoResumeSoundId |
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71 }; |
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72 } |
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73 |
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74 using namespace NCamAudioPlayerController; |
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75 |
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76 // =========================================================================== |
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77 // public constructors and destructor |
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78 |
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79 // --------------------------------------------------------------------------- |
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80 // NewL <<static>> |
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81 // --------------------------------------------------------------------------- |
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82 // |
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83 CCamAudioPlayerController* |
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84 CCamAudioPlayerController::NewL( CCamAppController& aController, |
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85 MCamPlayerObserver& aObserver ) |
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86 { |
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87 CCamAudioPlayerController* self = |
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88 new (ELeave) CCamAudioPlayerController( aController, aObserver ); |
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89 |
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90 CleanupStack::PushL( self ); |
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91 self->ConstructL(); |
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92 CleanupStack::Pop( self ); |
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93 |
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94 return self; |
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95 } |
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96 |
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97 // --------------------------------------------------------------------------- |
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98 // destructor <<virtual>> |
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99 // --------------------------------------------------------------------------- |
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100 // |
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101 CCamAudioPlayerController::~CCamAudioPlayerController() |
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102 { |
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103 iController.RemoveControllerObserver( this ); |
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104 iController.RemoveSettingsObserver( this ); |
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105 |
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106 Reset(); |
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107 iPlayers.Close(); |
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108 |
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109 iKeySoundSystem = NULL; // not own |
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110 } |
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111 |
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112 |
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113 |
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114 |
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115 // =========================================================================== |
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116 // From MCamControllerObserver |
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117 |
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118 // --------------------------------------------------------------------------- |
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119 // HandleControllerEventL <<virtual>> |
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120 // --------------------------------------------------------------------------- |
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121 // |
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122 void |
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123 CCamAudioPlayerController |
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124 ::HandleControllerEventL( TCamControllerEvent aEvent, |
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125 TInt aError ) |
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126 { |
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127 PRINT( _L("Camera => CCamAudioPlayerController::HandleControllerEventL") ); |
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128 switch( aEvent ) |
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129 { |
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130 case ECamEventEngineStateChanged: |
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131 { |
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132 PRINT( _L("Camera <> CCamAudioPlayerController: case ECamEventEngineStateChanged") ); |
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133 if( KErrNone == aError ) |
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134 { |
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135 TCamCameraMode mode = iController.CurrentMode(); |
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136 PRINT2( _L("Camera <> CCamAudioPlayerController: KErrNone, old mode[%s] new mode[%s]"), KCamModeNames[iCameraMode], KCamModeNames[mode] ); |
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137 if( mode != iCameraMode ) |
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138 { |
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139 // Changing to video or image mode. |
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140 // Cache the players needed. |
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141 // If this fails we just retry once a sound is really needed. |
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142 if ( ECamControllerImage == mode |
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143 || ECamControllerVideo == mode ) { Setup( mode ); } |
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144 // Changing to shutdown mode |
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145 // Release all players. |
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146 else if( ECamControllerShutdown == mode || ECamControllerIdle == mode ) |
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147 { |
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148 Setup( mode ); |
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149 } |
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150 // Other mode entered, no action |
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151 else { /* no action */ } |
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152 } |
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153 } |
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154 else |
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155 { |
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156 PRINT1( _L("Camera <> CCamAudioPlayerController: error in (%d), call Reset.."), aError ); |
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157 Reset(); |
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158 } |
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159 break; |
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160 } |
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161 |
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162 default: |
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163 { |
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164 break; |
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165 } |
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166 } |
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167 PRINT( _L("Camera <= CCamAudioPlayerController::HandleControllerEventL") ); |
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168 } |
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169 |
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170 |
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171 |
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172 // =========================================================================== |
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173 // From MCamSettingsModelObserver |
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174 |
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175 // --------------------------------------------------------------------------- |
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176 // IntSettingChangedL <<virtual>> |
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177 // --------------------------------------------------------------------------- |
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178 // |
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179 void |
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180 CCamAudioPlayerController |
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181 ::IntSettingChangedL( TCamSettingItemIds aSettingItem, |
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182 TInt /*aSettingValue*/ ) |
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183 { |
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184 PRINT( _L("Camera => CCamAudioPlayerController::IntSettingChangedL") ); |
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185 switch( aSettingItem ) |
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186 { |
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187 case ECamSettingItemPhotoCaptureTone: |
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188 { |
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189 PRINT( _L("Camera <> CCamAudioPlayerController: case ECamSettingItemPhotoCaptureTone") ); |
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190 |
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191 // The setting value is *not* of TCamSoundId type. |
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192 // See CCamAppController::CaptureToneId(). |
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193 const TCamSoundId newSoundId = iController.CaptureToneId(); |
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194 SetupCaptureSoundPlayerL( newSoundId ); |
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195 |
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196 break; |
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197 } |
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198 default: |
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199 { |
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200 break; |
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201 } |
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202 } |
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203 |
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204 PRINT( _L("Camera <= CCamAudioPlayerController::IntSettingChangedL") ); |
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205 } |
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206 |
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207 |
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208 // --------------------------------------------------------------------------- |
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209 // TextSettingChangedL <<virtual>> |
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210 // --------------------------------------------------------------------------- |
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211 // |
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212 void |
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213 CCamAudioPlayerController |
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214 ::TextSettingChangedL( TCamSettingItemIds /*aSettingItem*/, |
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215 const TDesC& /*aSettingValue*/ ) |
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216 { |
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217 // these events are ignored |
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218 } |
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219 |
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220 |
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221 |
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222 // =========================================================================== |
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223 // new public |
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224 |
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225 // --------------------------------------------------------------------------- |
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226 // PlaySound |
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227 // --------------------------------------------------------------------------- |
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228 // |
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229 void |
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230 CCamAudioPlayerController::PlaySound( TInt aSoundId, |
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231 TBool aCallback ) |
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232 { |
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233 TRAPD( status, |
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234 { |
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235 // Get cached player, if available. |
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236 // Otherwise create new one. |
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237 CCamPlayerWrapperBase* player = GetPlayerL( aSoundId ); |
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238 player->Play( aCallback ); |
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239 }); |
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240 |
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241 if( KErrNone != status ) |
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242 { |
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243 if( KErrNoMemory == status ) |
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244 { |
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245 // If OOM, release all players. |
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246 // Create new ones again when needed. |
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247 Reset(); |
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248 } |
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249 if( aCallback ) |
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250 { |
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251 // If could not instantiate a player, notify observer right away. |
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252 iObserver.PlayComplete( status, aSoundId ); |
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253 } |
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254 } |
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255 } |
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256 |
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257 |
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258 // --------------------------------------------------------------------------- |
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259 // PlayTone |
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260 // --------------------------------------------------------------------------- |
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261 // |
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262 void |
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263 CCamAudioPlayerController::PlayTone( TInt aToneInHz, |
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264 TInt aLengthInUs, |
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265 TReal32 aVolumeInPercent, |
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266 TBool aCallback ) |
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267 { |
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268 TInt status( KErrNone ); |
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269 |
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270 if( !iTonePlayer ) |
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271 { |
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272 TRAP( status, iTonePlayer = CCamTonePlayerWrapper::NewL( iObserver ) ); |
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273 } |
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274 |
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275 if( KErrNone == status ) |
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276 { |
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277 iTonePlayer->PlayTone( aToneInHz, aLengthInUs, aVolumeInPercent, aCallback ); |
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278 } |
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279 else |
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280 { |
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281 if( aCallback ) |
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282 iObserver.PlayComplete( status, -1 ); |
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283 } |
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284 } |
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285 |
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286 |
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287 // --------------------------------------------------------------------------- |
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288 // CancelAllPlaying |
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289 // --------------------------------------------------------------------------- |
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290 // |
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291 void |
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292 CCamAudioPlayerController::CancelAllPlaying() |
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293 { |
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294 PRINT( _L("Camera => CCamAudioPlayerController::CancelAllPlaying") ); |
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295 |
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296 if( iTonePlayer ) |
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297 { |
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298 iTonePlayer->CancelPlay(); |
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299 } |
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300 for( TInt i = 0; i < iPlayers.Count(); i++ ) |
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301 { |
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302 iPlayers[i]->CancelPlay(); |
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303 } |
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304 |
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305 PRINT( _L("Camera <= CCamAudioPlayerController::CancelAllPlaying") ); |
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306 } |
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307 |
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308 // --------------------------------------------------------------------------- |
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309 // CancelPlaying |
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310 // --------------------------------------------------------------------------- |
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311 // |
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312 void |
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313 CCamAudioPlayerController::CancelPlaying( TInt aSoundId ) |
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314 { |
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315 TInt index = FindPlayerIndex( aSoundId ); |
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316 if( KErrNotFound != index ) |
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317 { |
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318 CCamPlayerWrapperBase* player = iPlayers[index]; |
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319 player->CancelPlay(); |
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320 } |
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321 } |
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322 |
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323 |
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324 // --------------------------------------------------------------------------- |
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325 // InitKeySoundSystem |
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326 // --------------------------------------------------------------------------- |
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327 // |
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328 void |
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329 CCamAudioPlayerController::InitKeySoundSystem() |
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330 { |
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331 PRINT( _L("Camera => CCamAudioPlayerController::InitKeySoundSystem") ); |
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332 iKeySoundSystem = static_cast<CAknAppUi*>( CEikonEnv::Static()->AppUi() )->KeySounds(); |
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333 /* No sounds played via iKeySoundSystem. No need to add sound list. |
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334 if( !iKeySoundSystem ) |
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335 { |
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336 iKeySoundSystem = static_cast<CAknAppUi*>( CEikonEnv::Static()->AppUi() )->KeySounds(); |
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337 if ( iKeySoundSystem ) |
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338 { |
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339 TRAPD( status, iKeySoundSystem->AddAppSoundInfoListL( R_CAM_SOUND_LIST ) ); |
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340 PRINT1( _L("Camera <> CCamAudioPlayerController: status:%d"), status ); |
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341 if( KErrNone != status |
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342 && KErrAlreadyExists != status |
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343 ) |
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344 { |
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345 // Set unusable |
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346 iKeySoundSystem = NULL; |
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347 } |
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348 } |
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349 } |
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350 */ |
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351 PRINT( _L("Camera <= CCamAudioPlayerController::InitKeySoundSystem") ); |
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352 } |
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353 |
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354 // --------------------------------------------------------------------------- |
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355 // EnableAllKeySounds |
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356 // --------------------------------------------------------------------------- |
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357 // |
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358 void |
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359 CCamAudioPlayerController::EnableAllKeySounds() |
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360 { |
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361 if ( iKeySoundSystem && iKeySoundsDisabled ) |
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362 { |
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363 iKeySoundSystem->ReleaseContext(); |
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364 iKeySoundSystem->PopContext(); |
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365 iKeySoundsDisabled = EFalse; |
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366 } |
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367 } |
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368 |
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369 |
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370 // --------------------------------------------------------------------------- |
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371 // DisableAllKeySoundsL |
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372 // --------------------------------------------------------------------------- |
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373 // |
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374 void |
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375 CCamAudioPlayerController::DisableAllKeySoundsL() |
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376 { |
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377 if ( iKeySoundSystem && !iKeySoundsDisabled ) |
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378 { |
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379 iKeySoundSystem->PushContextL( R_AVKON_SILENT_SKEY_LIST ); |
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380 iKeySoundSystem->BringToForeground(); |
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381 iKeySoundSystem->LockContext(); |
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382 iKeySoundsDisabled = ETrue; |
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383 } |
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384 } |
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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 // new private |
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391 |
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392 // --------------------------------------------------------------------------- |
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393 // FindPlayerIndex |
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394 // --------------------------------------------------------------------------- |
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395 // |
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396 TInt |
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397 CCamAudioPlayerController::FindPlayerIndex( TInt aSoundId ) const |
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398 { |
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399 TInt found = KErrNotFound; |
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400 |
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401 // Check that id is valid. |
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402 if( aSoundId > 0 ) |
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403 { |
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404 TInt current = iPlayers.Count(); |
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405 while( --current >= 0 ) |
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406 { |
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407 // Reuse player, if the sound is the same despite |
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408 // sound id being different. |
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409 // if( aSoundId == iPlayers[current]->Id() ) |
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410 if( iPlayers[current]->IsEqualSound( aSoundId ) ) |
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411 { |
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412 found = current; |
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413 current = -1; |
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414 } |
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415 } |
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416 } |
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417 return found; |
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418 } |
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419 |
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420 // --------------------------------------------------------------------------- |
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421 // GetPlayerL |
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422 // --------------------------------------------------------------------------- |
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423 // |
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424 CCamPlayerWrapperBase* |
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425 CCamAudioPlayerController::GetPlayerL( TInt aSoundId ) |
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426 { |
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427 PRINT1( _L("Camera => CCamAudioPlayerController::GetPlayerL, sound id:%d"), aSoundId ); |
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428 CCamPlayerWrapperBase* player( NULL ); |
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429 |
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430 if( KImageCaptureSoundId == aSoundId ) |
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431 { |
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432 player = GetPlayerL( iController.CaptureToneId() ); |
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433 } |
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434 else |
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435 { |
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436 TInt index = FindPlayerIndex( aSoundId ); |
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437 |
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438 if( KErrNotFound != index ) |
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439 { |
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440 player = iPlayers[index]; |
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441 } |
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442 else |
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443 { |
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444 OstTrace0( CAMERAAPP_PERFORMANCE, CCAMAUDIOPLAYERCONTROLLER_GETPLAYERL, "e_CAM_APP_CAPTURE_SOUND_LOAD 1" ); //CCORAPP_CAPTURE_SOUND_LOAD_START |
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445 |
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446 player = CCamAudioPlayerWrapper::NewL( iObserver, aSoundId ); |
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447 |
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448 CleanupStack::PushL( player ); |
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449 iPlayers.AppendL( player ); |
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450 CleanupStack::Pop( player ); |
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451 OstTrace0( CAMERAAPP_PERFORMANCE, DUP1_CCAMAUDIOPLAYERCONTROLLER_GETPLAYERL, "e_CAM_APP_CAPTURE_SOUND_LOAD 0" ); //CCORAPP_CAPTURE_SOUND_LOAD_END |
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452 } |
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453 } |
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454 |
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455 PRINT( _L("Camera <= CCamAudioPlayerController::GetPlayerL") ); |
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456 return player; |
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457 } |
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458 |
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459 |
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460 |
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461 // --------------------------------------------------------------------------- |
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462 // RemovePlayer |
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463 // --------------------------------------------------------------------------- |
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464 // |
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465 void |
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466 CCamAudioPlayerController::RemovePlayer( TInt aSoundId ) |
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467 { |
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468 TInt index = FindPlayerIndex( aSoundId ); |
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469 if( KErrNotFound != index ) |
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470 { |
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471 CCamPlayerWrapperBase* player = iPlayers[index]; |
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472 iPlayers.Remove( index ); |
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473 delete player; |
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474 player = NULL; |
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475 } |
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476 } |
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477 |
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478 // --------------------------------------------------------------------------- |
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479 // Setup |
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480 // --------------------------------------------------------------------------- |
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481 // |
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482 void |
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483 CCamAudioPlayerController::Setup( TCamCameraMode aCameraMode ) |
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484 { |
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485 PRINT( _L("Camera => CCamAudioPlayerController::Setup") ); |
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486 Reset(); |
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487 |
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488 TInt status( KErrNone ); |
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489 switch( aCameraMode ) |
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490 { |
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491 case ECamControllerImage: |
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492 { |
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493 TRAP( status, SetupForImageL() ); |
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494 break; |
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495 } |
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496 |
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497 case ECamControllerVideo: |
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498 { |
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499 TRAP( status, SetupForVideoL() ); |
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500 break; |
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501 } |
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502 |
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503 case ECamControllerIdle: |
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504 case ECamControllerShutdown: |
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505 default: |
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506 { |
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507 // Already reset, no sounds needed now. |
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508 break; |
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509 } |
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510 } |
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511 |
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512 // If any problems, try reload sounds once really needed, so reset now. |
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513 if( KErrNone != status ) |
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514 Reset(); |
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515 else |
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516 iCameraMode = aCameraMode; |
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517 |
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518 PRINT( _L("Camera <= CCamAudioPlayerController::Setup") ); |
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519 } |
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520 |
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521 // --------------------------------------------------------------------------- |
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522 // SetupForVideoL |
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523 // --------------------------------------------------------------------------- |
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524 // |
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525 void |
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526 CCamAudioPlayerController::SetupForVideoL() |
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527 { |
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528 PRINT( _L("Camera => CCamAudioPlayerController::SetupForVideoL") ); |
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529 InitKeySoundSystem(); |
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530 |
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531 TInt count( sizeof( KVideoCachedSounds ) / sizeof( TInt ) ); |
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532 PRINT1( _L("Camera <> CCamAudioPlayerController: count of players to load: %d"), count ); |
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533 for( TInt i = 0; i < count; i++ ) |
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534 { |
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535 GetPlayerL( KVideoCachedSounds[i] ); |
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536 } |
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537 PRINT( _L("Camera <= CCamAudioPlayerController::SetupForVideoL") ); |
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538 } |
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539 |
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540 // --------------------------------------------------------------------------- |
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541 // SetupForImageL |
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542 // --------------------------------------------------------------------------- |
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543 // |
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544 void |
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545 CCamAudioPlayerController::SetupForImageL() |
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546 { |
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547 PRINT( _L("Camera => CCamAudioPlayerController::SetupForImageL") ); |
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548 TInt count( sizeof( KImageCachedSounds ) / sizeof( TInt ) ); |
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549 |
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550 PRINT1( _L("Camera <> CCamAudioPlayerController: count of players to load: %d"), count ); |
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551 for( TInt i = 0; i < count; i++ ) |
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552 { |
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553 GetPlayerL( KImageCachedSounds[i] ); |
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554 } |
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555 PRINT( _L("Camera => CCamAudioPlayerController::SetupForImageL") ); |
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556 } |
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557 |
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558 // --------------------------------------------------------------------------- |
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559 // SetupCaptureSoundPlayerL |
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560 // --------------------------------------------------------------------------- |
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561 // |
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562 void |
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563 CCamAudioPlayerController::SetupCaptureSoundPlayerL( TInt aNewSoundId ) |
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564 { |
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565 PRINT2( _L("Camera => CCamAudioPlayerController::SetupCaptureSoundPlayerL, old sound:%d new sound:%d"), iCaptureSoundId, aNewSoundId ); |
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566 |
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567 if( aNewSoundId != iCaptureSoundId ) |
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568 { |
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569 // Free old player, if exists. |
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570 RemovePlayer( iCaptureSoundId ); |
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571 |
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572 // If loading new fails, retry when sound is needed. |
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573 iCaptureSoundId = -1; |
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574 GetPlayerL( aNewSoundId ); |
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575 iCaptureSoundId = aNewSoundId; |
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576 } |
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577 PRINT ( _L("Camera <= CCamAudioPlayerController::SetupCaptureSoundPlayerL") ); |
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578 } |
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579 |
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580 // --------------------------------------------------------------------------- |
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581 // Reset |
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582 // --------------------------------------------------------------------------- |
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583 // |
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584 void |
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585 CCamAudioPlayerController::Reset() |
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586 { |
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587 PRINT ( _L("Camera => CCamAudioPlayerController::Reset") ); |
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588 iPlayers.ResetAndDestroy(); |
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589 |
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590 delete iTonePlayer; |
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591 iTonePlayer = NULL; |
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592 |
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593 iCameraMode = ECamControllerIdle; |
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594 iCaptureSoundId = -1; |
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595 PRINT ( _L("Camera <= CCamAudioPlayerController::Reset") ); |
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596 } |
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597 |
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598 |
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599 |
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600 // =========================================================================== |
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601 // private constructors |
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602 |
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603 // --------------------------------------------------------------------------- |
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604 // ConstructL |
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605 // --------------------------------------------------------------------------- |
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606 // |
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607 void |
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608 CCamAudioPlayerController::ConstructL() |
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609 { |
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610 iController.AddControllerObserverL( this ); |
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611 iController.AddSettingsObserverL( this ); |
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612 } |
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613 |
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614 // --------------------------------------------------------------------------- |
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615 // constructor |
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616 // --------------------------------------------------------------------------- |
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617 // |
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618 CCamAudioPlayerController |
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619 ::CCamAudioPlayerController( CCamAppController& aController, |
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620 MCamPlayerObserver& aObserver ) |
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621 : iController ( aController ), |
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622 iObserver ( aObserver ), |
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623 iCameraMode ( ECamControllerIdle ), |
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624 iCaptureSoundId ( -1 ), |
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625 iKeySoundsDisabled( EFalse ) |
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626 { |
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627 } |
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628 |
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629 // =========================================================================== |
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630 // end of file |
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631 |