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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: |
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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 // INCLUDE FILES |
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22 #include <e32svr.h> |
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23 |
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24 #include "mcccamerahandler.h" |
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25 #include "mccscreen.h" |
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26 #include "mcccontrollerlogs.h" |
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27 #include "mccresources.h" |
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28 #include "mcctimermanager.h" |
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29 |
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30 |
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31 // EXTERNAL DATA STRUCTURES |
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32 |
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33 // EXTERNAL FUNCTION PROTOTYPES |
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34 |
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35 // CONSTANTS |
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36 |
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37 const TInt KMccCameraHandlerValueNotAssigned = KMaxTInt; |
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38 |
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39 |
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40 // MACROS |
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41 |
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42 #define MCC_ASSERT_CAMERA_VAL_L( a ) \ |
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43 __ASSERT_ALWAYS( a != KMccCameraHandlerValueNotAssigned, User::Leave( KErrNotReady ) ); |
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44 |
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45 #define MCC_USE_CAMERA( func_call ) \ |
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46 if ( iCamera ) { iCamera->func_call; } |
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47 |
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48 #define MCC_USE_READY_CAMERA( func_call ) \ |
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49 if ( iCamera && IsCameraReady() ) { iCamera->func_call; } |
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50 |
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51 #define MCC_USE_SCREEN( func_call ) \ |
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52 if ( iScreen ) { iScreen->func_call; } |
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53 |
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54 // LOCAL CONSTANTS AND MACROS |
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55 |
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56 // MODULE DATA STRUCTURES |
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57 |
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58 // LOCAL FUNCTION PROTOTYPES |
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59 |
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60 // FORWARD DECLARATIONS |
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61 |
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62 // ============================= LOCAL FUNCTIONS =============================== |
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63 |
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64 |
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65 // ============================ MEMBER FUNCTIONS =============================== |
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66 |
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67 // ----------------------------------------------------------------------------- |
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68 // CMccCameraHandler::CMccCameraHandler |
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69 // ----------------------------------------------------------------------------- |
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70 // |
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71 CMccCameraHandler::CMccCameraHandler( |
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72 MMccResources& aResources, TInt aCameraIndex, TInt aPriority ): |
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73 iResources( aResources ), |
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74 iState( EInit ), |
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75 iPriority( aPriority ), |
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76 iCameraIndex( aCameraIndex ), |
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77 iZoom( KMccCameraHandlerValueNotAssigned ), |
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78 iDigitalZoom( KMccCameraHandlerValueNotAssigned ), |
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79 iContrast( KMccCameraHandlerValueNotAssigned ), |
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80 iBrightness( KMccCameraHandlerValueNotAssigned ), |
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81 iWhiteBalance( KMccCameraHandlerValueNotAssigned ), |
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82 iExposure( KMccCameraHandlerValueNotAssigned ) |
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83 { |
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84 } |
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85 |
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86 // ----------------------------------------------------------------------------- |
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87 // CMccCameraHandler::~CMccCameraHandler |
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88 // ----------------------------------------------------------------------------- |
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89 // |
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90 CMccCameraHandler::~CMccCameraHandler() |
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91 { |
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92 __CONTROLLER( "CMccCameraHandler::~CMccCameraHandler" ) |
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93 |
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94 NotifyObservers( KErrCancel ); |
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95 |
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96 iObservers.Reset(); |
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97 iObservers.Close(); |
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98 |
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99 DoReleaseCamera(); |
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100 DoReleaseScreen(); |
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101 |
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102 |
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103 #ifdef MCC_CAMERAHANDLER_TEST |
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104 RemoveDependencyFile(); |
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105 #endif |
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106 |
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107 __CONTROLLER( "CMccCameraHandler::~CMccCameraHandler, exit" ) |
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108 } |
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109 |
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110 // ----------------------------------------------------------------------------- |
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111 // CMccCameraHandler::NewL |
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112 // ----------------------------------------------------------------------------- |
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113 // |
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114 CMccCameraHandler* CMccCameraHandler::NewL( |
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115 MMccResources& aResources, TInt aCameraIndex, TInt aPriority ) |
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116 { |
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117 CMccCameraHandler* self = |
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118 new ( ELeave ) CMccCameraHandler( aResources, aCameraIndex, aPriority ); |
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119 CleanupStack::PushL( self ); |
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120 self->ConstructL(); |
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121 CleanupStack::Pop( self ); |
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122 return self; |
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123 } |
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124 |
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125 // ----------------------------------------------------------------------------- |
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126 // CMccCameraHandler::ConstructL |
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127 // ----------------------------------------------------------------------------- |
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128 // |
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129 void CMccCameraHandler::ConstructL() |
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130 { |
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131 __CONTROLLER( "CMccCameraHandler::ConstructL" ) |
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132 |
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133 #ifdef MCC_CAMERAHANDLER_TEST |
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134 CreateDependencyFileL(); |
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135 #endif |
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136 } |
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137 |
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138 // ----------------------------------------------------------------------------- |
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139 // CMccCameraHandler::EnableViewFinderL |
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140 // ----------------------------------------------------------------------------- |
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141 // |
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142 void CMccCameraHandler::EnableViewFinderL( TMccVideoSinkSetting& aSetting ) |
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143 { |
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144 __CONTROLLER( "CMccCameraHandler::EnableViewFinderL" ) |
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145 |
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146 if ( iScreen && SettingsChanged( aSetting ) ) |
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147 { |
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148 DoReleaseScreen(); |
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149 } |
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150 |
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151 iViewFinderSettings = aSetting; |
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152 |
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153 __CONTROLLER( "CMccCameraHandler::EnableViewFinderL, starting vf" ) |
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154 |
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155 CCamera* cam = IsCameraReady() ? iCamera : NULL; |
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156 if ( !iScreen ) |
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157 { |
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158 __CONTROLLER( "CMccCameraHandler::EnableViewFinderL, starting window" ) |
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159 __CONTROLLER_INT2( "CMccCameraHandler::EnableViewFinderL, location", |
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160 iViewFinderSettings.iLocation.iX, |
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161 iViewFinderSettings.iLocation.iY) |
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162 iScreen = CMccScreen::NewL( cam, |
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163 iViewFinderSettings.iLocation, |
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164 iViewFinderSettings.iSize, |
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165 iViewFinderSettings.iDeviceIndex, |
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166 iViewFinderSettings.iWindowOrdinalPosition, |
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167 iViewFinderSettings.iWindowOrdinalPriority ); |
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168 } |
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169 else |
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170 { |
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171 User::LeaveIfError( iScreen->SetCamera( cam ) ); |
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172 } |
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173 |
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174 iScreen->StartL(); |
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175 |
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176 iViewFinderEnabled = ETrue; |
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177 |
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178 __CONTROLLER( "CMccCameraHandler::EnableViewFinderL, exit" ) |
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179 } |
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180 |
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181 // ----------------------------------------------------------------------------- |
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182 // CMccCameraHandler::DisableViewFinderL |
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183 // ----------------------------------------------------------------------------- |
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184 // |
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185 void CMccCameraHandler::DisableViewFinderL() |
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186 { |
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187 __CONTROLLER( "CMccCameraHandler::DisableViewFinderL" ) |
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188 |
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189 DoReleaseScreen(); |
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190 |
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191 iViewFinderEnabled = EFalse; |
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192 |
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193 __CONTROLLER( "CMccCameraHandler::DisableViewFinderL, exit" ) |
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194 } |
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195 |
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196 // ----------------------------------------------------------------------------- |
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197 // CMccCameraHandler::IsViewFinderEnabled |
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198 // ----------------------------------------------------------------------------- |
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199 // |
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200 TBool CMccCameraHandler::IsViewFinderEnabled() const |
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201 { |
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202 // Zero size vf is considered as disabled |
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203 return ( iViewFinderEnabled && |
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204 ( iViewFinderSettings.iSize.iHeight != 0 || |
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205 iViewFinderSettings.iSize.iWidth != 0 ) ); |
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206 } |
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207 |
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208 // ----------------------------------------------------------------------------- |
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209 // CMccCameraHandler::GetViewFinderSettingsL |
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210 // ----------------------------------------------------------------------------- |
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211 // |
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212 void CMccCameraHandler::GetViewFinderSettingsL( TMccVideoSinkSetting& aSetting ) |
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213 { |
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214 __CONTROLLER( "CMccCameraHandler::GetViewFinderSettingsL" ) |
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215 __CONTROLLER_INT2( "CMccCameraHandler::GetViewFinderSettingsL, size", |
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216 iViewFinderSettings.iSize.iHeight, |
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217 iViewFinderSettings.iSize.iWidth) |
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218 __CONTROLLER_INT2( "CMccCameraHandler::GetViewFinderSettingsL, location", |
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219 iViewFinderSettings.iLocation.iX, |
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220 iViewFinderSettings.iLocation.iY) |
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221 aSetting = iViewFinderSettings; |
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222 __CONTROLLER( "CMccCameraHandler::GetViewFinderSettingsL,exit" ) |
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223 } |
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224 |
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225 // ----------------------------------------------------------------------------- |
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226 // CMccCameraHandler::GetCamInfoL |
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227 // ----------------------------------------------------------------------------- |
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228 // |
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229 void CMccCameraHandler::GetCamInfoL( TCameraInfo& aInfo, TBool aForceCameraCreation ) |
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230 { |
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231 __CONTROLLER( "CMccCameraHandler::GetCamInfoL" ) |
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232 |
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233 TBool removeTemporaryCamera( EFalse ); |
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234 if ( aForceCameraCreation && !iCamera ) |
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235 { |
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236 iCamera = CreateCameraL(); |
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237 removeTemporaryCamera = ETrue; |
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238 } |
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239 |
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240 __ASSERT_ALWAYS( iCamera, User::Leave( KErrNotReady ) ); |
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241 |
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242 iCamera->CameraInfo( aInfo ); |
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243 |
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244 if ( removeTemporaryCamera ) |
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245 { |
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246 delete iCamera; |
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247 iCamera = 0; |
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248 } |
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249 |
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250 __CONTROLLER_INT1( "CMccCameraHandler::GetCamInfoL, orientation", aInfo.iOrientation ) |
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251 __CONTROLLER_INT1( "CMccCameraHandler::GetCamInfoL, options", aInfo.iOptionsSupported ) |
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252 __CONTROLLER_INT1( "CMccCameraHandler::GetCamInfoL, flash modes", aInfo.iFlashModesSupported ) |
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253 __CONTROLLER_INT1( "CMccCameraHandler::GetCamInfoL, exposure modes", aInfo.iExposureModesSupported ) |
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254 __CONTROLLER_INT1( "CMccCameraHandler::GetCamInfoL, white balance modes", aInfo.iWhiteBalanceModesSupported ) |
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255 __CONTROLLER_INT1( "CMccCameraHandler::GetCamInfoL, min zoom", aInfo.iMinZoom ) |
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256 __CONTROLLER_INT1( "CMccCameraHandler::GetCamInfoL, max zoom", aInfo.iMaxZoom ) |
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257 __CONTROLLER_INT1( "CMccCameraHandler::GetCamInfoL, max digital zoom", aInfo.iMaxDigitalZoom ) |
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258 __CONTROLLER_INT1( "CMccCameraHandler::GetCamInfoL, min zoom factor", aInfo.iMinZoomFactor ) |
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259 __CONTROLLER_INT1( "CMccCameraHandler::GetCamInfoL, max zoom factor", aInfo.iMaxZoomFactor ) |
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260 __CONTROLLER_INT1( "CMccCameraHandler::GetCamInfoL, max digital zoom factor", aInfo.iMaxDigitalZoomFactor ) |
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261 __CONTROLLER_INT1( "CMccCameraHandler::GetCamInfoL, image sizes", aInfo.iNumImageSizesSupported ) |
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262 __CONTROLLER_INT1( "CMccCameraHandler::GetCamInfoL, image formats", aInfo.iImageFormatsSupported ) |
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263 |
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264 __CONTROLLER( "CMccCameraHandler::GetCamInfoL, exit" ) |
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265 } |
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266 |
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267 // ----------------------------------------------------------------------------- |
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268 // CMccCameraHandler::GetNumOfCamerasL |
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269 // ----------------------------------------------------------------------------- |
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270 // |
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271 TInt CMccCameraHandler::GetNumOfCamerasL() |
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272 { |
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273 __CONTROLLER( "CMccCameraHandler::GetNumOfCamerasL" ) |
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274 |
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275 TInt count = CCamera::CamerasAvailable(); |
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276 |
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277 __CONTROLLER_INT1( "CMccCameraHandler::GetNumOfCamerasL, count ", count ) |
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278 __CONTROLLER( "CMccCameraHandler::GetNumOfCamerasL, exit" ) |
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279 return count; |
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280 } |
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281 // ----------------------------------------------------------------------------- |
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282 // CMccCameraHandler::GetValue |
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283 // ----------------------------------------------------------------------------- |
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284 // |
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285 void CMccCameraHandler::GetValueL( TUint32 aParam, TInt& aVal ) |
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286 { |
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287 __CONTROLLER( "CMccCameraHandler::GetValue" ) |
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288 switch( aParam ) |
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289 { |
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290 case KMccCamZoomFactor: |
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291 { |
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292 TInt temp = iCamera ? iCamera->ZoomFactor() : iZoom; |
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293 MCC_ASSERT_CAMERA_VAL_L( temp ) |
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294 aVal = temp; |
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295 break; |
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296 } |
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297 case KMccCamDigitZoomFactor: |
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298 { |
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299 TInt temp = iCamera ? iCamera->DigitalZoomFactor() : iDigitalZoom; |
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300 MCC_ASSERT_CAMERA_VAL_L( temp ) |
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301 aVal = temp; |
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302 break; |
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303 } |
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304 case KMccCamContrast: |
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305 { |
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306 TInt temp = iCamera ? iCamera->Contrast() : iContrast; |
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307 MCC_ASSERT_CAMERA_VAL_L( temp ) |
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308 aVal = temp; |
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309 break; |
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310 } |
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311 case KMccCamBrightness: |
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312 { |
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313 TInt temp = iCamera ? iCamera->Brightness() : iBrightness; |
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314 MCC_ASSERT_CAMERA_VAL_L( temp ) |
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315 aVal = temp; |
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316 break; |
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317 } |
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318 case KMccCamWhiteBalance: |
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319 { |
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320 TInt temp = iCamera ? iCamera->WhiteBalance() : iWhiteBalance; |
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321 MCC_ASSERT_CAMERA_VAL_L( temp ) |
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322 aVal = temp; |
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323 break; |
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324 } |
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325 case KMccCamExposure: |
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326 { |
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327 TInt temp = iCamera ? iCamera->Exposure() : iExposure; |
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328 MCC_ASSERT_CAMERA_VAL_L( temp ) |
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329 aVal = temp; |
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330 break; |
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331 } |
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332 default: |
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333 { |
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334 User::Leave( KErrNotSupported ); |
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335 break; |
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336 } |
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337 } |
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338 __CONTROLLER_INT2( "CMccCameraHandler::GetValue, param, value", aParam, aVal ) |
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339 __CONTROLLER( "CMccCameraHandler::GetValue, exit" ) |
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340 } |
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341 |
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342 // ----------------------------------------------------------------------------- |
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343 // CMccCameraHandler::SetValue |
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344 // ----------------------------------------------------------------------------- |
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345 // |
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346 void CMccCameraHandler::SetValueL( TUint32 aParam, TInt aVal ) |
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347 { |
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348 __CONTROLLER( "CMccCameraHandler::SetValue" ) |
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349 |
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350 if ( aVal == KMccCameraHandlerValueNotAssigned ) |
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351 { |
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352 __CONTROLLER( "CMccCameraHandler::SetValue, value not assigned, exit" ) |
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353 return; |
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354 } |
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355 |
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356 __CONTROLLER_INT2( "CMccCameraHandler::SetValue, param, value", aParam, aVal ) |
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357 switch( aParam ) |
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358 { |
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359 case KMccCamZoomFactor: |
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360 MCC_USE_CAMERA( SetZoomFactorL( aVal ) ) |
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361 iZoom = aVal; |
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362 break; |
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363 case KMccCamDigitZoomFactor: |
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364 MCC_USE_CAMERA( SetDigitalZoomFactorL( aVal ) ) |
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365 iDigitalZoom = aVal; |
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366 break; |
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367 case KMccCamContrast: |
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368 MCC_USE_CAMERA( SetContrastL( aVal ) ) |
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369 iContrast = aVal; |
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370 break; |
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371 case KMccCamBrightness: |
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372 MCC_USE_CAMERA( SetBrightnessL( aVal ) ) |
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373 iBrightness = aVal; |
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374 break; |
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375 case KMccCamWhiteBalance: |
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376 MCC_USE_CAMERA( SetWhiteBalanceL( static_cast<CCamera::TWhiteBalance>( aVal ) ) ) |
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377 iWhiteBalance = aVal; |
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378 break; |
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379 case KMccCamExposure: |
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380 MCC_USE_CAMERA( SetExposureL( static_cast<CCamera::TExposure>( aVal ) ) ) |
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381 iExposure = aVal; |
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382 break; |
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383 default: |
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384 User::Leave( KErrNotSupported ); |
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385 } |
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386 __CONTROLLER( "CMccCameraHandler::SetValue, exit" ) |
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387 } |
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388 |
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389 // ----------------------------------------------------------------------------- |
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390 // CMccCameraHandler::GetValue |
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391 // ----------------------------------------------------------------------------- |
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392 // |
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393 void CMccCameraHandler::GetValueL( TUint32 /*aParam*/, TReal& /*aVal*/ ) |
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394 { |
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395 User::Leave( KErrNotSupported ); |
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396 } |
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397 |
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398 // ----------------------------------------------------------------------------- |
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399 // CMccCameraHandler::SetValue |
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400 // ----------------------------------------------------------------------------- |
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401 // |
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402 void CMccCameraHandler::SetValueL( TUint32 /*aParam*/, TReal /*aVal*/ ) |
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403 { |
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404 User::Leave( KErrNotSupported ); |
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405 } |
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406 |
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407 // ----------------------------------------------------------------------------- |
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408 // CMccCameraHandler::ReserveResourcesL |
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409 // ----------------------------------------------------------------------------- |
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410 // |
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411 void CMccCameraHandler::ReserveResourcesL( |
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412 TInt aCameraIndex, TBool aForceCameraCreation ) |
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413 { |
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414 __CONTROLLER_INT1( "CMccCameraHandler::ReserveResourcesL, forced:", |
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415 aForceCameraCreation ) |
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416 |
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417 // If camera is in use, camera with different index cannot be reserved |
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418 if ( iCamera ) |
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419 { |
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420 __ASSERT_ALWAYS( iCameraIndex == aCameraIndex, User::Leave( KErrInUse ) ); |
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421 } |
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422 else |
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423 { |
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424 __CONTROLLER_INT1( "CMccCameraHandler::ReserveResourcesL, creating camera (index):", |
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425 aCameraIndex ) |
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426 TBool bIndexChanged = (iCameraIndex != aCameraIndex); |
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427 iCameraIndex = aCameraIndex; |
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428 iCamera = CreateCameraL(); |
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429 if ( bIndexChanged ) |
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430 { |
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431 /* Reset the camera handler internal values , for example zoom factor */ |
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432 ResetCameraHandler(); |
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433 } |
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434 } |
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435 |
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436 __ASSERT_ALWAYS( iCamera, User::Leave( KErrNotReady ) ); |
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437 |
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438 if ( iState == EFailed ) |
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439 { |
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440 __CONTROLLER( "CMccCameraHandler::ReserveResourcesL, async failure has occured!" ) |
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441 User::Leave( KErrInUse ); |
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442 } |
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443 else if ( iState == EInit ) |
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444 { |
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445 __CONTROLLER( "CMccCameraHandler::ReserveResourcesL, reserving" ) |
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446 |
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447 iCamera->Reserve(); |
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448 iState = EReserving; |
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449 } |
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450 else |
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451 { |
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452 __CONTROLLER( "CMccCameraHandler::ReserveResourcesL, already reserved" ) |
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453 } |
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454 |
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455 iForcedResourceReservation = aForceCameraCreation; |
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456 |
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457 __CONTROLLER( "CMccCameraHandler::ReserveResourcesL, exit" ) |
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458 } |
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459 |
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460 // ----------------------------------------------------------------------------- |
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461 // CMccCameraHandler::ReleaseResources |
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462 // ----------------------------------------------------------------------------- |
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463 // |
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464 void CMccCameraHandler::ReleaseResources() |
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465 { |
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466 __CONTROLLER( "CMccCameraHandler::ReleaseResources" ) |
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467 |
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468 if ( iForcedResourceReservation ) |
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469 { |
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470 __CONTROLLER( "CMccCameraHandler:: forcefully reserved, not releasing" ) |
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471 } |
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472 else if ( !IsViewFinderEnabled() ) |
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473 { |
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474 DoReleaseScreen(); |
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475 DoReleaseCamera(); |
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476 } |
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477 else |
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478 { |
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479 // Camera is not really released in case viewfinder is still enabled. |
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480 __CONTROLLER( "CMccCameraHandler:: Do not release yet, wait for vf disabling" ) |
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481 } |
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482 |
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483 |
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484 __CONTROLLER( "CMccCameraHandler::ReleaseResources, exit" ) |
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485 } |
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486 |
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487 // ----------------------------------------------------------------------------- |
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488 // CMccCameraHandler::Handle |
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489 // ----------------------------------------------------------------------------- |
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490 // |
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491 TUint32 CMccCameraHandler::Handle() |
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492 { |
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493 if ( iCamera ) |
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494 { |
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495 return iCamera->Handle(); |
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496 } |
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497 else |
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498 { |
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499 return 0; |
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500 } |
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501 } |
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502 |
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503 // ----------------------------------------------------------------------------- |
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504 // CMccCameraHandler::IsCameraReady |
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505 // ----------------------------------------------------------------------------- |
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506 // |
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507 TBool CMccCameraHandler::IsCameraReady() |
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508 { |
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509 return ( iState == EPowered ); |
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510 } |
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511 |
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512 // ----------------------------------------------------------------------------- |
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513 // CMccCameraHandler::MonitorCameraReservation |
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514 // ----------------------------------------------------------------------------- |
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515 // |
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516 TInt CMccCameraHandler::MonitorCameraReservation( |
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517 MMccCameraHandlerObserver& aObserver, |
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518 TBool aForceCameraReserve ) |
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519 { |
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520 __CONTROLLER_INT1( "CMccCameraHandler::MonitorCameraReservation, force", |
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521 aForceCameraReserve ) |
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522 TInt err( KErrNone ); |
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523 if ( iState != EPowered ) |
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524 { |
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525 __CONTROLLER( "CMccCameraHandler::MonitorCameraReservation, start monitoring" ) |
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526 err = iObservers.Append( &aObserver ); |
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527 if ( !err && aForceCameraReserve ) |
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528 { |
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529 |
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530 TRAP( err, ReserveResourcesL( iCameraIndex, aForceCameraReserve ) ); |
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531 } |
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532 } |
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533 else |
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534 { |
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535 // Camera is already ready for usage |
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536 err = KErrArgument; |
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537 } |
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538 |
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539 __CONTROLLER_INT1( "CMccCameraHandler::MonitorCameraReservation, exit with err", err ) |
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540 return err; |
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541 } |
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542 |
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543 // ----------------------------------------------------------------------------- |
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544 // CMccCameraHandler::StopCameraMonitoring |
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545 // ----------------------------------------------------------------------------- |
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546 // |
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547 TInt CMccCameraHandler::StopCameraMonitoring( |
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548 MMccCameraHandlerObserver& aObserver, |
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549 TBool aForceCameraRelease ) |
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550 { |
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551 __CONTROLLER_INT1( "CMccCameraHandler::StopCameraMonitoring, force", |
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552 aForceCameraRelease ) |
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553 TInt err( KErrNone ); |
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554 TInt index = iObservers.Find( &aObserver ); |
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555 if ( index != KErrNotFound ) |
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556 { |
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557 iObservers.Remove( index ); |
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558 } |
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559 else |
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560 { |
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561 err = KErrNotFound; |
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562 } |
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563 |
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564 if ( iForcedResourceReservation && aForceCameraRelease ) |
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565 { |
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566 __CONTROLLER( "CMccCameraHandler::StopCameraMonitoring, releasing resource" ) |
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567 iForcedResourceReservation = EFalse; |
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568 ReleaseResources(); |
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569 } |
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570 |
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571 __CONTROLLER_INT1( "CMccCameraHandler::StopCameraMonitoring, exit with err", err ) |
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572 return err; |
|
573 } |
|
574 |
|
575 // ----------------------------------------------------------------------------- |
|
576 // CMccCameraHandler::HandleEvent |
|
577 // ----------------------------------------------------------------------------- |
|
578 // |
|
579 void CMccCameraHandler::HandleEvent( const TECAMEvent& aEvent ) |
|
580 { |
|
581 __CONTROLLER( "CMccCameraHandler::HandleEvent" ) |
|
582 |
|
583 if ( aEvent.iEventType == KUidECamEventReserveComplete ) |
|
584 { |
|
585 ReserveComplete( aEvent.iErrorCode ); |
|
586 } |
|
587 else if ( aEvent.iEventType == KUidECamEventPowerOnComplete ) |
|
588 { |
|
589 PowerOnComplete( aEvent.iErrorCode ); |
|
590 } |
|
591 else |
|
592 { |
|
593 __CONTROLLER( "CMccCameraHandler::HandleEvent, unknown event" ) |
|
594 } |
|
595 } |
|
596 |
|
597 // ----------------------------------------------------------------------------- |
|
598 // CMccCameraHandler::ViewFinderReady |
|
599 // ----------------------------------------------------------------------------- |
|
600 // |
|
601 void CMccCameraHandler::ViewFinderReady( |
|
602 MCameraBuffer& aCameraBuffer, |
|
603 TInt aError ) |
|
604 { |
|
605 if ( !aError ) |
|
606 { |
|
607 if ( aCameraBuffer.NumFrames() > 0 ) |
|
608 { |
|
609 TRAP( aError, DoViewFinderFrameReady( aCameraBuffer.BitmapL( 0 ) ) ); |
|
610 } |
|
611 else |
|
612 { |
|
613 #if ( defined __WINSCW__ ) || ( defined __WINS__ ) |
|
614 // Bitmap might be missing in emulator, ignore the problem |
|
615 __CONTROLLER( "CMccCameraHandler::ViewFinderReady, no bitmap" ) |
|
616 #else |
|
617 aError = KErrNotReady; |
|
618 #endif |
|
619 } |
|
620 } |
|
621 if ( aError ) |
|
622 { |
|
623 __CONTROLLER_INT1( "CMccCameraHandler::ViewFinderReady, error:", aError ) |
|
624 iState = EFailed; |
|
625 } |
|
626 |
|
627 aCameraBuffer.Release(); |
|
628 } |
|
629 |
|
630 // ----------------------------------------------------------------------------- |
|
631 // CMccCameraHandler::ImageBufferReady |
|
632 // ----------------------------------------------------------------------------- |
|
633 // |
|
634 void CMccCameraHandler::ImageBufferReady( |
|
635 MCameraBuffer& /*aCameraBuffer*/,TInt /*aError*/ ) |
|
636 { |
|
637 } |
|
638 |
|
639 // ----------------------------------------------------------------------------- |
|
640 // CMccCameraHandler::VideoBufferReady |
|
641 // ----------------------------------------------------------------------------- |
|
642 // |
|
643 void CMccCameraHandler::VideoBufferReady( |
|
644 MCameraBuffer& /*aCameraBuffer*/,TInt /*aError*/ ) |
|
645 { |
|
646 } |
|
647 |
|
648 // ----------------------------------------------------------------------------- |
|
649 // CMccCameraHandler::TimerExpiredL |
|
650 // ----------------------------------------------------------------------------- |
|
651 // |
|
652 void CMccCameraHandler::TimerExpiredL( TMccTimerId /*aTimerId*/, TAny* /*aTimerParam*/ ) |
|
653 { |
|
654 __CONTROLLER( "CMccCameraHandler::TimerExpiredL, NOP" ) |
|
655 } |
|
656 |
|
657 // ----------------------------------------------------------------------------- |
|
658 // CMccCameraHandler::ReserveComplete |
|
659 // ----------------------------------------------------------------------------- |
|
660 // |
|
661 void CMccCameraHandler::ReserveComplete( TInt aError ) |
|
662 { |
|
663 __CONTROLLER( "CMccCameraHandler::ReserveComplete" ) |
|
664 DoReserveComplete( aError ); |
|
665 } |
|
666 |
|
667 // ----------------------------------------------------------------------------- |
|
668 // CMccCameraHandler::PowerOnComplete |
|
669 // ----------------------------------------------------------------------------- |
|
670 // |
|
671 void CMccCameraHandler::PowerOnComplete( TInt aError ) |
|
672 { |
|
673 __CONTROLLER( "CMccCameraHandler::PowerOnComplete" ) |
|
674 DoPowerOnComplete( aError ); |
|
675 } |
|
676 |
|
677 // ----------------------------------------------------------------------------- |
|
678 // CMccCameraHandler::ViewFinderFrameReady |
|
679 // ----------------------------------------------------------------------------- |
|
680 // |
|
681 void CMccCameraHandler::ViewFinderFrameReady( CFbsBitmap& aFrame ) |
|
682 { |
|
683 DoViewFinderFrameReady( aFrame ); |
|
684 } |
|
685 |
|
686 // ----------------------------------------------------------------------------- |
|
687 // CMccCameraHandler::ImageReady |
|
688 // ----------------------------------------------------------------------------- |
|
689 // |
|
690 void CMccCameraHandler::ImageReady( CFbsBitmap* /*aBitmap*/, HBufC8* /*aData*/, TInt /*aError*/ ) |
|
691 { |
|
692 |
|
693 } |
|
694 |
|
695 // ----------------------------------------------------------------------------- |
|
696 // CMccCameraHandler::FrameBufferReady |
|
697 // ----------------------------------------------------------------------------- |
|
698 // |
|
699 void CMccCameraHandler::FrameBufferReady( MFrameBuffer* /*aFrameBuffer*/, TInt /*aError*/ ) |
|
700 { |
|
701 } |
|
702 |
|
703 // ----------------------------------------------------------------------------- |
|
704 // CMccCameraHandler::DoReserveComplete |
|
705 // ----------------------------------------------------------------------------- |
|
706 // |
|
707 void CMccCameraHandler::DoReserveComplete( TInt aError ) |
|
708 { |
|
709 __CONTROLLER_INT1( "CMccCameraHandler::DoReserveComplete, with value", aError ) |
|
710 if ( aError == KErrNone ) |
|
711 { |
|
712 __CONTROLLER( "CMccCameraHandler::DoReserveComplete, powering on camera" ) |
|
713 iState = EReserved; |
|
714 iCamera->PowerOn(); |
|
715 } |
|
716 else |
|
717 { |
|
718 __CONTROLLER_INT1( "CMccCameraHandler::DoReserveComplete, reserving failed", aError ) |
|
719 iState = EFailed; |
|
720 |
|
721 // Notify observers immediately since reservation is not continued |
|
722 NotifyObservers( aError ); |
|
723 } |
|
724 __CONTROLLER( "CMccCameraHandler::DoReserveComplete, exit" ) |
|
725 } |
|
726 |
|
727 // ----------------------------------------------------------------------------- |
|
728 // CMccCameraHandler::DoPowerOnComplete |
|
729 // ----------------------------------------------------------------------------- |
|
730 // |
|
731 void CMccCameraHandler::DoPowerOnComplete( TInt aError ) |
|
732 { |
|
733 __CONTROLLER_INT1( "CMccCameraHandler::DoPowerOnComplete, with value", aError ) |
|
734 if ( aError == KErrNone ) |
|
735 { |
|
736 iState = EPowered; |
|
737 |
|
738 // Viewfinder was enabled before resource release, enable again. |
|
739 // Also set old camera settings. |
|
740 if ( iViewFinderEnabled ) |
|
741 { |
|
742 TRAP( aError, |
|
743 { |
|
744 EnableViewFinderL( iViewFinderSettings ); |
|
745 UpdateCameraSettingsL(); |
|
746 } |
|
747 ); |
|
748 if ( aError ) |
|
749 { |
|
750 __CONTROLLER_INT1( "CMccCameraHandler::DoPowerOnComplete, setting renew failure", |
|
751 aError ) |
|
752 iState = EFailed; |
|
753 } |
|
754 } |
|
755 } |
|
756 else |
|
757 { |
|
758 __CONTROLLER_INT1( "CMccCameraHandler::DoPowerOnComplete, powering failed", aError ) |
|
759 iState = EFailed; |
|
760 } |
|
761 |
|
762 // Notify observers about success or failure |
|
763 NotifyObservers( aError ); |
|
764 |
|
765 __CONTROLLER( "CMccCameraHandler::DoPowerOnComplete, exit" ) |
|
766 } |
|
767 |
|
768 // ----------------------------------------------------------------------------- |
|
769 // CMccCameraHandler::DoViewFinderFrameReady |
|
770 // ----------------------------------------------------------------------------- |
|
771 // |
|
772 void CMccCameraHandler::DoViewFinderFrameReady( CFbsBitmap& aFrame ) |
|
773 { |
|
774 MCC_USE_SCREEN( Draw( aFrame ) ) |
|
775 } |
|
776 |
|
777 // ----------------------------------------------------------------------------- |
|
778 // CMccCameraHandler::NotifyObservers |
|
779 // ----------------------------------------------------------------------------- |
|
780 // |
|
781 void CMccCameraHandler::NotifyObservers( TInt aError ) |
|
782 { |
|
783 __CONTROLLER_INT1( "CMccCameraHandler::NotifyObservers, error", aError ) |
|
784 |
|
785 TInt lastIndex( iObservers.Count() - 1 ); |
|
786 for ( TInt i = lastIndex; i >= 0; i-- ) |
|
787 { |
|
788 iObservers[ i ]->CameraReady( aError ); |
|
789 iObservers.Remove( i ); |
|
790 } |
|
791 |
|
792 __CONTROLLER( "CMccCameraHandler::NotifyObservers, exit" ) |
|
793 } |
|
794 |
|
795 // ----------------------------------------------------------------------------- |
|
796 // CMccCameraHandler::SettingsChanged |
|
797 // ----------------------------------------------------------------------------- |
|
798 // |
|
799 TBool CMccCameraHandler::SettingsChanged( const TMccVideoSinkSetting& aSetting ) const |
|
800 { |
|
801 return ( iViewFinderSettings.iLocation != aSetting.iLocation || |
|
802 iViewFinderSettings.iSize != aSetting.iSize || |
|
803 iViewFinderSettings.iDeviceIndex != aSetting.iDeviceIndex || |
|
804 iViewFinderSettings.iWindowOrdinalPosition != aSetting.iWindowOrdinalPosition || |
|
805 iViewFinderSettings.iWindowOrdinalPriority != aSetting.iWindowOrdinalPriority ); |
|
806 } |
|
807 |
|
808 // ----------------------------------------------------------------------------- |
|
809 // CMccCameraHandler::UpdateCameraSettingsL |
|
810 // ----------------------------------------------------------------------------- |
|
811 // |
|
812 void CMccCameraHandler::UpdateCameraSettingsL() |
|
813 { |
|
814 __CONTROLLER( "CMccCameraHandler::UpdateCameraSettingsL" ) |
|
815 |
|
816 SetValueL( KMccCamZoomFactor, iZoom ); |
|
817 SetValueL( KMccCamDigitZoomFactor, iDigitalZoom ); |
|
818 SetValueL( KMccCamContrast, iContrast ); |
|
819 SetValueL( KMccCamBrightness, iBrightness ); |
|
820 SetValueL( KMccCamWhiteBalance, iWhiteBalance ); |
|
821 SetValueL( KMccCamExposure, iExposure ); |
|
822 |
|
823 __CONTROLLER( "CMccCameraHandler::UpdateCameraSettingsL, exit" ) |
|
824 } |
|
825 |
|
826 // ----------------------------------------------------------------------------- |
|
827 // CMccCameraHandler::CreateCameraL |
|
828 // ----------------------------------------------------------------------------- |
|
829 // |
|
830 CCamera* CMccCameraHandler::CreateCameraL() |
|
831 { |
|
832 __CONTROLLER( "CMccCameraHandler::CreateCameraL" ) |
|
833 |
|
834 CCamera* camera = NULL; |
|
835 TRAPD( err, camera = CCamera::New2L( *this, iCameraIndex, iPriority ) ); |
|
836 __CONTROLLER_INT1( "CMccCameraHandler::CreateCameraL, camera2 creation, err:", err ) |
|
837 |
|
838 if ( err == KErrNotSupported ) |
|
839 { |
|
840 camera = CCamera::NewL( *this, iCameraIndex ); |
|
841 } |
|
842 else |
|
843 { |
|
844 User::LeaveIfError( err ); |
|
845 } |
|
846 |
|
847 __CONTROLLER( "CMccCameraHandler::CreateCameraL, exit" ) |
|
848 return camera; |
|
849 } |
|
850 |
|
851 // ----------------------------------------------------------------------------- |
|
852 // CMccCameraHandler::DoReleaseScreen |
|
853 // ----------------------------------------------------------------------------- |
|
854 // |
|
855 void CMccCameraHandler::DoReleaseScreen() |
|
856 { |
|
857 __CONTROLLER( "CMccCameraHandler::DoReleaseScreen" ); |
|
858 |
|
859 delete iScreen; |
|
860 iScreen = NULL; |
|
861 |
|
862 __CONTROLLER( "CMccCameraHandler::DoReleaseScreen, exit" ) |
|
863 } |
|
864 |
|
865 // ----------------------------------------------------------------------------- |
|
866 // CMccCameraHandler::DoReleaseCamera |
|
867 // ----------------------------------------------------------------------------- |
|
868 // |
|
869 void CMccCameraHandler::DoReleaseCamera() |
|
870 { |
|
871 __CONTROLLER( "CMccCameraHandler::DoReleaseCamera" ) |
|
872 |
|
873 MCC_USE_SCREEN( SetCamera( NULL ) ) |
|
874 |
|
875 if ( iCamera ) |
|
876 { |
|
877 iCamera->Release(); |
|
878 } |
|
879 |
|
880 delete iCamera; |
|
881 iCamera = NULL; |
|
882 |
|
883 iState = EInit; |
|
884 |
|
885 __CONTROLLER( "CMccCameraHandler::DoReleaseCamera, exit" ) |
|
886 } |
|
887 |
|
888 // ----------------------------------------------------------------------------- |
|
889 // CMccCameraHandler::ResetCameraHandler |
|
890 // ----------------------------------------------------------------------------- |
|
891 // |
|
892 void CMccCameraHandler::ResetCameraHandler() |
|
893 { |
|
894 __CONTROLLER( "CMccCameraHandler::ResetCameraHandler, entry" ) |
|
895 iZoom = KMccCameraHandlerValueNotAssigned; |
|
896 iDigitalZoom = KMccCameraHandlerValueNotAssigned; |
|
897 iContrast = KMccCameraHandlerValueNotAssigned; |
|
898 iBrightness = KMccCameraHandlerValueNotAssigned; |
|
899 iWhiteBalance = KMccCameraHandlerValueNotAssigned; |
|
900 iExposure = KMccCameraHandlerValueNotAssigned; |
|
901 __CONTROLLER( "CMccCameraHandler::ResetCameraHandler, exit" ) |
|
902 } |
|
903 |
|
904 #ifdef MCC_CAMERAHANDLER_TEST |
|
905 |
|
906 _LIT( KTestCameraPluginName, "C:\\102070cc.txt" ); |
|
907 |
|
908 // ----------------------------------------------------------------------------- |
|
909 // CMccCameraHandler::CreateDependencyFileL |
|
910 // ----------------------------------------------------------------------------- |
|
911 // |
|
912 void CMccCameraHandler::CreateDependencyFileL() |
|
913 { |
|
914 // Enforce dependency |
|
915 // create the file the plugin depends on. |
|
916 User::LeaveIfError( iFsSession.Connect() ); |
|
917 RFile file; |
|
918 TInt err = file.Replace( iFsSession, KTestCameraPluginName, EFileShareAny ); |
|
919 file.Close(); |
|
920 if ( err != KErrNone ) |
|
921 { |
|
922 User::LeaveIfError( KErrNotSupported ); |
|
923 } |
|
924 User::LeaveIfError( iFbsSession.Connect( iFsSession ) ); |
|
925 } |
|
926 |
|
927 // ----------------------------------------------------------------------------- |
|
928 // CMccCameraHandler::RemoveDependencyFile |
|
929 // ----------------------------------------------------------------------------- |
|
930 // |
|
931 void CMccCameraHandler::RemoveDependencyFile() |
|
932 { |
|
933 iFbsSession.Disconnect(); |
|
934 iFsSession.Delete( KTestCameraPluginName ); |
|
935 iFsSession.Close(); |
|
936 } |
|
937 |
|
938 #endif |
|
939 |
|
940 // End of file |
|
941 |