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1 /* |
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2 * Copyright (c) 2005 - 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: Still capture state machine implementation class |
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15 * |
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16 */ |
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17 |
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18 |
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19 // INCLUDE FILES |
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20 #include <hal.h> // For getting the display mode |
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21 #include <ExifRead.h> |
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22 #include "CaeStillStatesActive.h" |
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23 #include "CaeImageQueueExtPro.h" |
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24 |
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25 #ifdef CAE_TEST_VERSION |
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26 #include "CaeEngineImpTestErrors.h" // For TEST_VERSION compilation only |
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27 #endif |
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28 |
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29 #include "OstTraceDefinitions.h" |
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30 #ifdef OST_TRACE_COMPILER_IN_USE |
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31 #include "CaeStillStatesActiveTraces.h" |
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32 #endif |
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33 |
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34 |
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35 // ================= MEMBER FUNCTIONS ======================= |
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36 |
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37 |
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38 // --------------------------------------------------------------------------- |
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39 // CCaeStillStatesActive::CCaeStillStatesActive() |
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40 // C++ constructor. |
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41 // Adds the object to the Active Scheduler. |
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42 // --------------------------------------------------------------------------- |
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43 // |
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44 CCaeStillStatesActive::CCaeStillStatesActive( |
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45 CCamera& aCamera, |
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46 const TCamAppEngineInfo& aInfo, |
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47 RArray<TCaeExtensionInterfaceImplItem>& aProcessImageImplList ) |
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48 : CActive( EPriorityStandard ), |
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49 iCamera( aCamera ), |
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50 iInfo( aInfo ), |
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51 iProcessImageImplList( aProcessImageImplList ), |
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52 iStillInputFormat( CCamera::EFormatFbsBitmapColor16M ), |
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53 iStillOutputFormat( CCamera::EFormatFbsBitmapColor16M ), |
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54 iStillCompressionQuality( KCaeDefaultCompressionQuality ), |
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55 iCurrentExtensionIndex( -1 ) |
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56 { |
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57 CActiveScheduler::Add( this ); |
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58 } |
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59 |
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60 |
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61 // --------------------------------------------------------------------------- |
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62 // CCaeStillStatesActive::~CCaeStillStatesActive() |
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63 // Destructor. |
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64 // Cancels operation and closes the timer. |
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65 // --------------------------------------------------------------------------- |
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66 // |
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67 CCaeStillStatesActive::~CCaeStillStatesActive() |
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68 { |
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69 Cancel(); |
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70 |
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71 iDelayedCallTimer.Close(); |
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72 |
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73 DeleteStillBurst(); // Using this removes dependency to still burst class |
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74 |
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75 CancelAndCleanup(); |
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76 |
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77 // Check that extensions handle flag registration properly |
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78 CAE_ASSERT_DEBUG( iRequireFullColorSnapInputImageRefCount == 0 ); |
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79 |
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80 delete iEmptySnapImage; |
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81 |
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82 delete iStillDecoder; |
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83 delete iStillEncoder; |
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84 |
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85 delete iSnapBitmap; |
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86 delete iBitmap; |
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87 delete iImageData; |
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88 delete iImageHeaderData; |
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89 delete iImageQueueExtPro; |
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90 iFs.Close(); |
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91 } |
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92 |
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93 |
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94 // --------------------------------------------------------------------------- |
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95 // CCaeStillStatesActive::NewL() |
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96 // Symbian OS two-phased constructor. |
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97 // --------------------------------------------------------------------------- |
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98 // |
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99 CCaeStillStatesActive* CCaeStillStatesActive::NewL( |
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100 CCamera& aCamera, |
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101 const TCamAppEngineInfo& aInfo, |
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102 RArray<TCaeExtensionInterfaceImplItem>& aProcessImageImplList ) |
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103 { |
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104 CCaeStillStatesActive* self = new( ELeave ) CCaeStillStatesActive( aCamera, aInfo, |
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105 aProcessImageImplList ); |
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106 CleanupStack::PushL( self ); |
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107 self->ConstructL(); |
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108 CleanupStack::Pop( self ); |
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109 return self; |
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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 // CCaeStillStatesActive::ConstructL() |
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115 // Symbian OS 2nd phase constructor that can leave. |
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116 // --------------------------------------------------------------------------- |
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117 // |
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118 void CCaeStillStatesActive::ConstructL() |
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119 { |
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120 // Get native screen mode. This can be used as default mode for the snap bitmap. |
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121 iSnapImageColorMode = KCaeDefaultDisplayMode; |
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122 (void)GetSystemDisplayMode( iSnapImageColorMode ); |
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123 LOGTEXT2( _L( "Cae: CCaeStillStatesActive::ConstructL(). Use display mode %d for the snap image" ), iSnapImageColorMode ); |
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124 |
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125 // Create still image encoder object, e.g. for JPEG encoding. |
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126 iStillEncoder = CCaeStillEncoder::NewL(); |
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127 iStillEncoder->SetObserver( this ); |
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128 |
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129 // Create still image decoder object, e.g. for JPEG decoding. |
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130 iStillDecoder = CCaeStillDecoder::NewL(); |
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131 iStillDecoder->SetObserver( this ); |
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132 |
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133 // This empty snap image is currently used just for error cases. |
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134 iEmptySnapImage = new( ELeave ) CFbsBitmap; |
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135 |
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136 // Create timer |
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137 iDelayedCallTimer.CreateLocal(); |
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138 |
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139 // Connect to file server. |
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140 User::LeaveIfError( iFs.Connect() ); |
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141 |
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142 // Start in normal mode |
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143 iExtModeActive = EFalse; |
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144 iStillPrepared = EFalse; |
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145 |
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146 // Burst mode VF stopping optimization is not used as default |
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147 iBurstModeVFOptimization = EFalse; |
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148 |
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149 } |
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150 |
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151 |
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152 // --------------------------------------------------------------------------- |
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153 // CCaeStillStatesActive::GetSystemDisplayMode() |
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154 // In some devices Hal:Get(HAL::EDisplayMode) returns directly TDisplayMode, |
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155 // in other devices it returns a display mode index. |
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156 // --------------------------------------------------------------------------- |
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157 // |
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158 TBool CCaeStillStatesActive::GetSystemDisplayMode( TDisplayMode& aDisplayMode ) |
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159 { |
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160 TBool found = EFalse; |
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161 TInt halInOut = 0; |
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162 TInt err = HAL::Get( HAL::EDisplayMode, halInOut ); |
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163 if ( err == KErrNone ) |
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164 { |
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165 if ( halInOut >= EColor256) |
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166 { |
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167 // halInOut contains TDisplayMode |
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168 aDisplayMode = (TDisplayMode) halInOut; |
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169 found = ETrue; |
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170 LOGTEXT( _L( "Cae: CCaeStillStatesActive::GetSystemDisplayMode(). HAL returned a display mode." ) ); |
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171 } |
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172 else |
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173 { |
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174 // halInOut contains index |
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175 LOGTEXT( _L( "Cae: CCaeStillStatesActive::GetSystemDisplayMode(). HAL returned index." ) ); |
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176 err = HAL::Get( HAL::EDisplayBitsPerPixel, halInOut ); |
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177 |
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178 // Get the color mode. Note: grayscale modes are not supported. |
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179 if ( err == KErrNone ) |
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180 { |
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181 switch (halInOut) |
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182 { |
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183 case 4: |
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184 aDisplayMode = EColor16; |
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185 found = ETrue; |
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186 break; |
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187 case 8: |
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188 aDisplayMode = EColor256; |
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189 found = ETrue; |
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190 break; |
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191 case 12: |
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192 aDisplayMode = EColor4K; |
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193 found = ETrue; |
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194 break; |
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195 case 16: |
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196 aDisplayMode = EColor64K; |
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197 found = ETrue; |
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198 break; |
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199 case 24: |
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200 aDisplayMode = EColor16M; |
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201 found = ETrue; |
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202 break; |
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203 case 32: |
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204 aDisplayMode = EColor16MU; |
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205 found = ETrue; |
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206 break; |
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207 default: |
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208 break; |
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209 } |
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210 } |
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211 } |
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212 } |
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213 |
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214 #ifdef _DEBUG |
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215 if ( err || !found ) |
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216 { |
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217 TBuf<256> text; |
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218 text.Format(_L( "Cae: CCaeStillStatesActive::GetSystemDisplayMode(). Cannot get the display mode from HW. Err:%d, found:%d" ), err, found ); |
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219 LOGTEXT( text ); |
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220 } |
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221 else |
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222 { |
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223 LOGTEXT2( _L( "Cae: CCaeStillStatesActive::GetSystemDisplayMode(). Found the display mode:%d" ), aDisplayMode ); |
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224 } |
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225 #endif |
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226 |
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227 if ( found && !err && aDisplayMode == EColor16MA ) |
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228 { |
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229 aDisplayMode = EColor16MU; |
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230 LOGTEXT2( _L( "Cae: CCaeStillStatesActive::GetSystemDisplayMode(). Display mode EColor16MA changed to EColor16MU (%d)" ), aDisplayMode ); |
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231 } |
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232 |
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233 return found; |
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234 } |
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235 |
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236 // --------------------------------------------------------------------------- |
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237 // CCaeStillStatesActive::SetCamAppEngineObserver() |
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238 // --------------------------------------------------------------------------- |
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239 // |
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240 void CCaeStillStatesActive::SetCamAppEngineObserver( MCamAppEngineObserver& aObserver ) |
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241 { |
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242 iCaeObserver = &aObserver; |
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243 } |
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244 |
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245 |
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246 // ----------------------------------------------------------------------------- |
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247 // CCaeStillStatesActive::SetSnapImageCreation() |
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248 // ----------------------------------------------------------------------------- |
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249 // |
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250 void CCaeStillStatesActive::SetSnapImageCreation( |
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251 TBool aCreateSnapImage ) |
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252 { |
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253 iCreateSnapImage = aCreateSnapImage; |
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254 } |
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255 |
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256 // ----------------------------------------------------------------------------- |
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257 // CCaeStillStatesActive::SetSnapImageSourceL() |
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258 // ----------------------------------------------------------------------------- |
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259 // |
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260 void CCaeStillStatesActive::SetSnapImageSourceL( |
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261 CCaeEngine::TSnapImageSource aSnapImageSource ) |
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262 { |
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263 LOGTEXT2( _L( "Cae: CCaeStillStatesActive::SetSnapImageSourceL(). aSnapImageSource=%d" ), aSnapImageSource ); |
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264 if ( ( aSnapImageSource < 0 ) || |
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265 ( aSnapImageSource > CCaeEngine::ESnapImageSourceThumbnail ) ) |
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266 { |
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267 LOGTEXT( _L( "Cae: CCaeStillStatesActive::SetSnapImageSourceL(). leaving KErrNotSupported" )); |
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268 User::Leave( KErrNotSupported ); |
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269 } |
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270 |
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271 iSnapImageSource = aSnapImageSource; |
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272 } |
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273 |
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274 |
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275 |
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276 // ----------------------------------------------------------------------------- |
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277 // CCaeStillStatesActive::SetSnapImageSizeL() |
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278 // ----------------------------------------------------------------------------- |
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279 // |
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280 void CCaeStillStatesActive::SetSnapImageSizeL( |
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281 TSize& aSize ) |
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282 { |
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283 LOGTEXT3( _L( "Cae: CCaeStillStatesActive::SetSnapImageSizeL(). iWidth=%d, iHeight=%d" ), aSize.iWidth, aSize.iHeight ); |
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284 // Calc downscaled size. |
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285 // Use always the default snap size for the snap image. It is the best compromise |
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286 // between memory usage and image quality. |
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287 TSize stepwiseScaledOptimalSize( KCaeDefaultSnapWidth, KCaeDefaultSnapHeight); |
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288 CalcDownscaledSnapSize( stepwiseScaledOptimalSize ); |
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289 |
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290 // Empty calculated size means that PrepareStillCapture() has not been called. |
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291 if ( stepwiseScaledOptimalSize == TSize() ) |
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292 { |
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293 LOGTEXT( _L( "Cae: CCaeStillStatesActive::SetSnapImageSizeL(). leaving KErrNotReady (no prepare)" )); |
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294 User::Leave( KErrNotReady ); |
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295 } |
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296 else |
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297 { |
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298 iOptimalSnapImageSize = stepwiseScaledOptimalSize; |
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299 // If empty, use the still image size |
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300 if ( aSize == TSize() ) |
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301 { |
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302 aSize = iStillFrameSize; |
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303 } |
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304 iSnapImageSize = aSize; |
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305 } |
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306 } |
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307 |
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308 |
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309 // ----------------------------------------------------------------------------- |
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310 // CCaeStillStatesActive::SnapImageSize |
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311 // ----------------------------------------------------------------------------- |
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312 TSize CCaeStillStatesActive::SnapImageSize() const |
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313 { |
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314 return( iSnapImageSize ); |
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315 } |
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316 |
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317 // ----------------------------------------------------------------------------- |
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318 // CCaeStillStatesActive::StillImageSize |
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319 // ----------------------------------------------------------------------------- |
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320 TSize CCaeStillStatesActive::StillImageSize() const |
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321 { |
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322 return( iStillFrameSize ); |
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323 } |
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324 |
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325 |
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326 // ----------------------------------------------------------------------------- |
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327 // CCaeStillStatesActive::SetSnapImageColorMode |
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328 // ----------------------------------------------------------------------------- |
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329 // |
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330 void CCaeStillStatesActive::SetSnapImageColorMode( |
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331 TDisplayMode aMode ) |
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332 { |
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333 iSnapImageColorMode = aMode; |
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334 } |
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335 |
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336 |
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337 // ----------------------------------------------------------------------------- |
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338 // CCaeStillStatesActive::SetJpegQuality |
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339 // ----------------------------------------------------------------------------- |
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340 // |
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341 void CCaeStillStatesActive::SetJpegQuality( |
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342 TInt aQuality ) |
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343 { |
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344 iStillCompressionQuality = aQuality; |
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345 } |
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346 |
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347 |
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348 // ----------------------------------------------------------------------------- |
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349 // CCaeStillStatesActive::JpegQuality |
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350 // ----------------------------------------------------------------------------- |
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351 // |
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352 TInt CCaeStillStatesActive::JpegQuality() const |
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353 { |
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354 return( iStillCompressionQuality ); |
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355 } |
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356 |
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357 |
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358 // ----------------------------------------------------------------------------- |
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359 // CCaeStillStatesActive::SetImageCodecsL |
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360 // Sets the specific image codec implementation to be used in decoding and |
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361 // encoding. |
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362 // ----------------------------------------------------------------------------- |
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363 // |
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364 void CCaeStillStatesActive::SetImageCodecsL( |
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365 TUid aDecoderUid, TUid aEncoderUid ) |
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366 { |
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367 iStillEncoder->SetImageCodecL( aEncoderUid ); |
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368 iStillDecoder->SetImageCodecL( aDecoderUid ); |
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369 } |
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370 |
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371 |
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372 // ----------------------------------------------------------------------------- |
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373 // CCaeStillStatesActive::SetViewFinderMode |
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374 // ----------------------------------------------------------------------------- |
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375 // |
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376 void CCaeStillStatesActive::SetViewFinderMode( |
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377 TBool aIsEnabled ) |
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378 { |
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379 iIsViewFinderEnabled = aIsEnabled; |
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380 |
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381 // Issue event, if the view finder is stopped, and the state machine is |
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382 // waiting for it. Do not issue the same event twice (it will panic). |
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383 if ( !iIsViewFinderEnabled |
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384 && ( iCurrentState == CCaeStillStatesActive::ECaeStateBurstWaitingForViewFinder ) |
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385 && !( IsActive() && ( iStatus == CCaeStillStatesActive::ECaeEventViewFinderForBurstReady ) ) ) |
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386 { |
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387 Event( CCaeStillStatesActive::ECaeEventViewFinderForBurstReady ); |
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388 } |
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389 } |
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390 |
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391 |
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392 // ----------------------------------------------------------------------------- |
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393 // CCaeStillStatesActive::IsRunning |
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394 // Check if the state is other than ECaeStateNone. |
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395 // ----------------------------------------------------------------------------- |
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396 // |
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397 TBool CCaeStillStatesActive::IsRunning() const |
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398 { |
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399 return( iCurrentState != CCaeStillStatesActive::ECaeStateNone ); |
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400 } |
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401 |
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402 |
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403 // ----------------------------------------------------------------------------- |
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404 // CCaeEngineImp::RegisterFlags |
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405 // Increment reference counters. |
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406 // ----------------------------------------------------------------------------- |
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407 // |
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408 void CCaeStillStatesActive::RegisterFlags( TUint32 aFlags ) |
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409 { |
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410 if ( aFlags & ECaeExtFlagRequireFullColorSnapInputImage ) |
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411 { |
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412 CAE_ASSERT_DEBUG( iRequireFullColorSnapInputImageRefCount < KMaxTInt32 ); |
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413 if ( iRequireFullColorSnapInputImageRefCount < KMaxTInt32 ) |
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414 { |
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415 iRequireFullColorSnapInputImageRefCount++; |
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416 } |
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417 } |
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418 } |
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419 |
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420 |
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421 // ----------------------------------------------------------------------------- |
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422 // CCaeEngineImp::DeregisterFlags |
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423 // Decrement reference counters. |
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424 // ----------------------------------------------------------------------------- |
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425 // |
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426 void CCaeStillStatesActive::DeregisterFlags( TUint32 aFlags ) |
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427 { |
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428 if ( aFlags & ECaeExtFlagRequireFullColorSnapInputImage ) |
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429 { |
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430 CAE_ASSERT_DEBUG( iRequireFullColorSnapInputImageRefCount > 0 ); |
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431 if ( iRequireFullColorSnapInputImageRefCount > 0 ) |
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432 { |
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433 iRequireFullColorSnapInputImageRefCount--; |
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434 } |
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435 } |
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436 } |
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437 |
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438 // ----------------------------------------------------------------------------- |
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439 // CCaeStillStatesActive::PrepareStillCaptureL |
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440 // Using cropping only if supported by Camera API impl. |
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441 // Calls RetrieveStillSizeIndex() that calls Camera API EnumerateCaptureSizes(). |
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442 // Calls Camera API PrepareImageCaptureL(). |
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443 // ----------------------------------------------------------------------------- |
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444 // |
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445 void CCaeStillStatesActive::PrepareStillCaptureL( |
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446 const TSize& aFrameSize, |
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447 CCamera::TFormat aFormat, |
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448 const TRect& aCropRect, |
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449 TSize& aSnapSize ) |
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450 { |
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451 LOGTEXT3( _L( "Cae: CCaeStillStatesActive::PrepareStillCaptureL() entering aFrameSize=(w=%d,h=%d)" ), aFrameSize.iWidth, aFrameSize.iHeight ); |
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452 |
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453 // Handle empty crop rect |
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454 TRect cropRect( aCropRect ); |
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455 if ( cropRect.IsEmpty() ) |
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456 cropRect = TRect(TPoint(0, 0 ), aFrameSize); |
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457 |
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458 CCamera::TFormat stillOutputFormat = aFormat; |
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459 CCamera::TFormat stillInputFormat = aFormat; |
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460 |
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461 // Try if this size and format is supported by the Camera API. |
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462 TInt sizeIndex = RetrieveStillSizeIndex( aFrameSize, aFormat ); |
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463 if ( sizeIndex != -1 ) |
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464 { |
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465 stillInputFormat = aFormat; |
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466 } |
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467 // If the application requires Jpeg we can encode it from bitmap |
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468 else if ( aFormat == CCamera::EFormatJpeg ) |
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469 { |
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470 // Try if this size and format KBaseStillInputFormat1 |
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471 // is supported by the Camera API. |
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472 stillInputFormat = KBaseStillInputFormat1; |
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473 sizeIndex = RetrieveStillSizeIndex( aFrameSize, stillInputFormat ); |
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474 if ( sizeIndex == -1 ) |
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475 { |
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476 // Try if this size and format KBaseStillInputFormat2 |
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477 // is supported by the Camera API. |
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478 stillInputFormat = KBaseStillInputFormat2; |
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479 sizeIndex = RetrieveStillSizeIndex( aFrameSize, stillInputFormat ); |
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480 if ( sizeIndex == -1 ) |
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481 { |
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482 LOGTEXT2( _L( "Cae: CCaeStillStatesActive::PrepareStillCaptureL() leaving KErrNotSupported, stillInputFormat=%d" ), stillInputFormat ); |
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483 User::Leave( KErrNotSupported ); |
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484 } |
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485 } |
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486 } |
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487 else |
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488 { |
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489 LOGTEXT2( _L( "Cae: CCaeStillStatesActive::PrepareStillCaptureL() leaving KErrNotSupported, aFormat=%d" ), aFormat ); |
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490 User::Leave( KErrNotSupported ); |
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491 } |
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492 |
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493 // Prepare still image capturing on Camera API. |
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494 if ( !( iInfo.iOptionsSupported & TCameraInfo::EImageClippingSupported ) ) |
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495 { |
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496 iCamera.PrepareImageCaptureL( stillInputFormat, sizeIndex ); |
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497 } |
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498 else |
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499 { |
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500 iCamera.PrepareImageCaptureL( stillInputFormat, sizeIndex, cropRect ); |
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501 } |
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502 |
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503 // Store values |
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504 iStillFrameSize = aFrameSize; |
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505 iStillInputFormat = stillInputFormat; |
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506 iStillOutputFormat = stillOutputFormat; |
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507 |
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508 // Calc downscaled size if needed |
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509 SetSnapImageSizeL( aSnapSize ); |
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510 |
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511 // Prepare done |
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512 iStillPrepared = ETrue; |
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513 |
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514 LOGTEXT( _L( "Cae: CCaeStillStatesActive::PrepareStillCaptureL() returning" ) ); |
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515 } |
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516 |
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517 |
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518 // ----------------------------------------------------------------------------- |
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519 // CCaeStillStatesActive::RetrieveStillSizeIndex |
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520 // Retrieves/fetches still image size index from Camera API. |
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521 // ----------------------------------------------------------------------------- |
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522 // |
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523 TInt CCaeStillStatesActive::RetrieveStillSizeIndex( |
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524 const TSize& aFrameSize, |
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525 CCamera::TFormat aStillDataFormat ) const |
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526 { |
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527 LOGTEXT( _L( "Cae: CCaeStillStatesActive::RetrieveStillSizeIndex() entering" ) ); |
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528 |
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529 TInt index( -1 ); |
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530 TInt i( 0 ); |
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531 TSize size; |
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532 while ( ( i < iInfo.iNumImageSizesSupported ) && ( index == -1 ) ) |
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533 { |
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534 iCamera.EnumerateCaptureSizes ( size, i, aStillDataFormat ); |
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535 if ( size == aFrameSize ) |
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536 { |
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537 index = i; |
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538 } |
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539 i++; |
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540 } |
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541 |
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542 LOGTEXT( _L( "Cae: CCaeStillStatesActive::RetrieveStillSizeIndex() returning" ) ); |
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543 |
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544 return index; |
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545 } |
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546 |
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547 |
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548 // ----------------------------------------------------------------------------- |
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549 // CCaeStillStatesActive::CalcDownscaledSnapSize |
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550 // Calc suitable downscaled snap size. Assumed that integer arithmetic is used |
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551 // also in CImageDecoder class for calculating image scaling to 1/2, 1/4 or 1/8 |
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552 // of size (i.e. no rounding). The scaled snap size is not allowed to be smaller |
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553 // than given snap size in any dimension. Do not do downscaling if aSnapSize is |
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554 // empty. |
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555 // ----------------------------------------------------------------------------- |
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556 // |
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557 void CCaeStillStatesActive::CalcDownscaledSnapSize( |
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558 TSize& aSnapSize) const |
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559 { |
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560 LOGTEXT( _L( "Cae: CCaeStillStatesActive::CalcDownscaledSnapSize() entering" ) ); |
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561 |
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562 // The new snap image size is equal to frame size by default |
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563 TSize newSnapSize = iStillFrameSize; |
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564 |
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565 // Calculate downscaled snap size |
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566 if ( aSnapSize != TSize( 0, 0 ) |
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567 && ( ( iStillInputFormat == CCamera::EFormatExif ) || |
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568 ( iStillInputFormat == CCamera::EFormatJpeg ) ) ) |
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569 { |
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570 // Try scaling to 1/8, 1/4 and 1/2 |
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571 for ( TInt divider = 8; divider >= 2; divider /= 2 ) |
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572 { |
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573 TInt scaledWidth = iStillFrameSize.iWidth / divider; |
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574 TInt scaledHeight = iStillFrameSize.iHeight / divider; |
|
575 if ( scaledHeight >= aSnapSize.iHeight && scaledWidth >= aSnapSize.iWidth ) |
|
576 { |
|
577 newSnapSize = TSize( scaledWidth, scaledHeight ); |
|
578 divider = -1; // exit loop |
|
579 } |
|
580 } |
|
581 } |
|
582 |
|
583 // Return new size |
|
584 aSnapSize = newSnapSize; |
|
585 LOGTEXT( _L( "Cae: CCaeStillStatesActive::CalcDownscaledSnapSize() returning" ) ); |
|
586 } |
|
587 |
|
588 |
|
589 // --------------------------------------------------------------------------- |
|
590 // CCaeStillStatesActive::GetThumbnailL() |
|
591 // Extracts thumbnail image and its size from Exif image. |
|
592 // Uses Exif reader to extract the thumbnail and |
|
593 // ICL decoder to extract the size. |
|
594 // --------------------------------------------------------------------------- |
|
595 // |
|
596 void CCaeStillStatesActive::GetThumbnailL( |
|
597 HBufC8*& aReadThumbnail, |
|
598 TSize& aThumbnailSize ) |
|
599 { |
|
600 LOGTEXT( _L( "Cae: CCaeStillStatesActive::GetThumbnailL()" ) ); |
|
601 |
|
602 if ( iImageData && ( iStillOutputFormat == CCamera::EFormatExif ) ) |
|
603 { |
|
604 // Instantiate exif reader. |
|
605 CExifRead* read = NULL; |
|
606 read = CExifRead::NewL( *iImageData ); |
|
607 CleanupStack::PushL( read ); |
|
608 |
|
609 // Get thumbnail. |
|
610 aReadThumbnail = read->GetThumbnailL(); |
|
611 CleanupStack::PopAndDestroy( read ); |
|
612 |
|
613 // Find out thumbnail size by using ICL decoder. |
|
614 // Check first that the size is valid. |
|
615 CImageDecoder* decoder = CImageDecoder::DataNewL( iFs, *aReadThumbnail ); |
|
616 TFrameInfo frameInfo = decoder->FrameInfo(); |
|
617 delete decoder; |
|
618 |
|
619 if ( frameInfo.iOverallSizeInPixels.iWidth > 0 && |
|
620 frameInfo.iOverallSizeInPixels.iHeight > 0 ) |
|
621 { |
|
622 aThumbnailSize = frameInfo.iOverallSizeInPixels; |
|
623 LOGTEXT3( _L( "Cae: CCaeStillStatesActive::GetThumbnailL(): extracted %dx%d thumbnail" ), |
|
624 aThumbnailSize.iWidth, aThumbnailSize.iHeight ); |
|
625 } |
|
626 else |
|
627 { |
|
628 LOGTEXT3(_L("Cae: CCaeStillStatesActive::GetThumbnailL(): leaving KErrCorrupt due invalid thumbnail size=(w=%d,h=%d)"), |
|
629 frameInfo.iOverallSizeInPixels.iWidth, frameInfo.iOverallSizeInPixels.iHeight ); |
|
630 delete aReadThumbnail; |
|
631 aReadThumbnail = NULL; |
|
632 aThumbnailSize = TSize( 0, 0 ); |
|
633 User::Leave( KErrCorrupt ); |
|
634 } |
|
635 } |
|
636 else if ( iImageData && ( iStillOutputFormat != CCamera::EFormatExif ) ) |
|
637 { |
|
638 // we can't get the thumbnail from exif header if the exif header doesn't exist |
|
639 LOGTEXT( _L( "Cae: CCaeStillStatesActive::GetThumbnailL() leaving because iStillOutputFormat is not EFormatExif" ) ); |
|
640 User::Leave( KErrNotFound ); |
|
641 } |
|
642 } |
|
643 |
|
644 // --------------------------------------------------------------------------- |
|
645 // CCaeStillStatesActive::IsBitmapOutput() |
|
646 // --------------------------------------------------------------------------- |
|
647 // |
|
648 TBool CCaeStillStatesActive::IsBitmapOutput() |
|
649 { |
|
650 return ( !( ( iStillOutputFormat == CCamera::EFormatJpeg ) |
|
651 || ( iStillOutputFormat == CCamera::EFormatExif ) ) ); |
|
652 } |
|
653 |
|
654 |
|
655 // --------------------------------------------------------------------------- |
|
656 // CCaeStillStatesActive::Event() |
|
657 // --------------------------------------------------------------------------- |
|
658 // |
|
659 void CCaeStillStatesActive::Event( TCaeEvent aEvent, TTimeIntervalMicroSeconds32 aDelay ) |
|
660 { |
|
661 LOGTEXT2( _L( "Cae: CCaeStillStatesActive::Event(). aEvent=%d" ), aEvent ); |
|
662 CAE_ASSERT_ALWAYS( !IsActive() ); |
|
663 |
|
664 iDelayedEvent = CCaeStillStatesActive::ECaeEventNone; |
|
665 |
|
666 if ( aEvent != CCaeStillStatesActive::ECaeEventEnd ) |
|
667 { |
|
668 if ( aDelay == TTimeIntervalMicroSeconds32( 0 ) ) |
|
669 { |
|
670 // Issue request |
|
671 TRequestStatus* statusPtr = &iStatus; |
|
672 User::RequestComplete( statusPtr, aEvent ); |
|
673 } |
|
674 else |
|
675 { |
|
676 // Use delayed request |
|
677 iDelayedCallTimer.After( iStatus, aDelay ); |
|
678 iDelayedEvent = aEvent; |
|
679 } |
|
680 SetActive(); |
|
681 } |
|
682 else |
|
683 { |
|
684 iCurrentState = CCaeStillStatesActive::ECaeStateNone; // The end |
|
685 if ( ExtModeActive() ) |
|
686 { |
|
687 // If there are no images in the queue, then extension processing is ended |
|
688 TInt count = iImageQueueExtPro->ImageCount(); |
|
689 if ( count > 0 ) |
|
690 { // Continue and read next image from the queue |
|
691 Event( CCaeStillStatesActive::ECaeEventImageQueueExtPro ); |
|
692 } |
|
693 } |
|
694 } |
|
695 } |
|
696 |
|
697 |
|
698 // --------------------------------------------------------------------------- |
|
699 // CCaeStillStatesActive::CancelCaptureStill() |
|
700 // --------------------------------------------------------------------------- |
|
701 // |
|
702 void CCaeStillStatesActive::CancelCaptureStill() |
|
703 { |
|
704 LOGTEXT( _L( "Cae: CCaeStillStatesActive::CancelCaptureStill()" ) ); |
|
705 |
|
706 if ( !ExtModeActive() ) // in extension mode capture/cancelling is not possible |
|
707 { |
|
708 iStillCancelled = ETrue; |
|
709 Cancel(); |
|
710 CancelAndCleanup(); |
|
711 } |
|
712 |
|
713 } |
|
714 |
|
715 |
|
716 // --------------------------------------------------------------------------- |
|
717 // CCaeStillStatesActive::Cancel() |
|
718 // Calls the base class Cancel(). |
|
719 // As calling this is not allowed outside this class, this is a private method |
|
720 // and it overrides CActive::Cancel(). |
|
721 // --------------------------------------------------------------------------- |
|
722 // |
|
723 void CCaeStillStatesActive::Cancel() |
|
724 { |
|
725 LOGTEXT( _L( "Cae: CCaeStillStatesActive::Cancel()" ) ); |
|
726 CActive::Cancel(); |
|
727 } |
|
728 |
|
729 |
|
730 // --------------------------------------------------------------------------- |
|
731 // CCaeStillStatesActive::DoCancel() |
|
732 // Cancel all pending actions. This does not cancel actions that use callback |
|
733 // for signaling for completion, e.g. image encoding and decoding. |
|
734 // --------------------------------------------------------------------------- |
|
735 // |
|
736 void CCaeStillStatesActive::DoCancel() |
|
737 { |
|
738 LOGTEXT( _L( "Cae: CCaeStillStatesActive::DoCancel()" ) ); |
|
739 if ( iStatus == KRequestPending ) |
|
740 { |
|
741 if ( ( iCurrentState == CCaeStillStatesActive::ECaeStateExtensionsProcessingCapturedImage ) |
|
742 || ( iCurrentState == CCaeStillStatesActive::ECaeStateExtensionsProcessingSnapImage ) |
|
743 || ( iCurrentState == CCaeStillStatesActive::ECaeStateExtensionsProcessingStillImage ) ) |
|
744 { |
|
745 // Cancel extension processing |
|
746 CAE_ASSERT_ALWAYS( iCurrentExtensionIndex != -1 ); |
|
747 TAny* interfacePtr = iProcessImageImplList[iCurrentExtensionIndex].iImplPtr; |
|
748 STATIC_CAST( MCaeExtProcessImageInterface*, interfacePtr )->CaeExtensionCancel(); |
|
749 } |
|
750 else if ( iDelayedEvent != CCaeStillStatesActive::ECaeEventNone ) |
|
751 { |
|
752 // Cancel timer |
|
753 iDelayedCallTimer.Cancel(); |
|
754 iDelayedEvent = CCaeStillStatesActive::ECaeEventNone; |
|
755 } |
|
756 else |
|
757 { |
|
758 User::Panic( KCaePanicText, ECaePanicInvalidState ); |
|
759 } |
|
760 } |
|
761 } |
|
762 |
|
763 |
|
764 // ----------------------------------------------------------------------------- |
|
765 // CCaeStillStatesActive::ErrorRecovery |
|
766 // |
|
767 // For still capture recovery: Delete images, cancel and cleanup. Client |
|
768 // callbacks should be called also in error cases, except when user has |
|
769 // cancelled the action. |
|
770 // |
|
771 // Burst case is handled differently in BurstErrorRecovery(). |
|
772 // |
|
773 // Note: If ownership is transferred, the image pointers should be NULLed before |
|
774 // calling the observer method. That is because the observer method can call back |
|
775 // CancelStill() which tries to delete images. That is no allowed if an image |
|
776 // should be owned by the observer. |
|
777 // ----------------------------------------------------------------------------- |
|
778 // |
|
779 void CCaeStillStatesActive::ErrorRecovery( TInt aError ) |
|
780 { |
|
781 LOGTEXT2( _L( "Cae: CCaeStillStatesActive::ErrorRecovery(): %d" ), aError ); |
|
782 |
|
783 // Check if snap image callback should be called. Do not call it twice. |
|
784 |
|
785 if ( ( iCurrentState <= CCaeStillStatesActive::ECaeStateDeliveringSnapImage ) // Callback not yet called |
|
786 && !iStillCancelled |
|
787 && iCreateSnapImage ) |
|
788 { |
|
789 if ( iCurrentState == CCaeStillStatesActive::ECaeStateDecodingCapturedImageToBitmap ) |
|
790 { |
|
791 // Give decoded image to the client even if there is decoding error |
|
792 iCaeObserver->McaeoSnapImageReady( *iBitmap, aError ); |
|
793 |
|
794 // Not needed any more. Delete now to free memory. |
|
795 delete iBitmap; |
|
796 iBitmap = NULL; |
|
797 } |
|
798 else |
|
799 { |
|
800 // Give empty snap image to the client |
|
801 iCaeObserver->McaeoSnapImageReady( *iEmptySnapImage, aError ); |
|
802 } |
|
803 } |
|
804 |
|
805 // Check if still image callback should be called. Do not call it twice. |
|
806 |
|
807 if ( ( iCurrentState <= CCaeStillStatesActive::ECaeStateDeliveringStillImage ) // Callback not yet called |
|
808 && !iStillCancelled ) |
|
809 { |
|
810 if ( iCurrentState == CCaeStillStatesActive::ECaeStateDecodingCapturedImageToBitmap ) |
|
811 { |
|
812 // Give original image to the client even if there is decoding error. |
|
813 HBufC8* tmpImageData = iImageData; |
|
814 iImageData = NULL; |
|
815 iCaeObserver->McaeoStillImageReady( NULL, tmpImageData, aError ); |
|
816 } |
|
817 else if ( iCurrentState == CCaeStillStatesActive::ECaeStateEncodingToJpeg ) |
|
818 { |
|
819 // Give original image to the client even if there is encoding error |
|
820 HBufC8* tmpImageData = iImageData; |
|
821 iImageData = NULL; // Ownership tranferred |
|
822 iCaeObserver->McaeoStillImageReady( NULL, tmpImageData, aError ); |
|
823 } |
|
824 else |
|
825 { |
|
826 // Give error to the client |
|
827 iCaeObserver->McaeoStillImageReady( NULL, NULL, aError ); |
|
828 } |
|
829 |
|
830 // In burst case, increment delivery counter. |
|
831 if ( iStillBurst ) |
|
832 { |
|
833 iCountOfDeliveredBurstImages++; |
|
834 } |
|
835 } |
|
836 |
|
837 if ( !iStillCancelled ) |
|
838 { |
|
839 // Handle still burst |
|
840 if ( iStillBurst ) |
|
841 { |
|
842 BurstErrorRecovery( aError ); |
|
843 } |
|
844 else |
|
845 { |
|
846 Cancel(); |
|
847 CancelAndCleanup(); |
|
848 } |
|
849 } |
|
850 } |
|
851 |
|
852 |
|
853 // ----------------------------------------------------------------------------- |
|
854 // CCaeStillStatesActive::CancelAndCleanup |
|
855 // Cancel all actions and free resources. |
|
856 // ----------------------------------------------------------------------------- |
|
857 // |
|
858 void CCaeStillStatesActive::CancelAndCleanup() |
|
859 { |
|
860 iDelayedEvent = CCaeStillStatesActive::ECaeEventNone; |
|
861 |
|
862 CompleteStillBurst(); |
|
863 |
|
864 if ( iStillEncoder ) |
|
865 { |
|
866 iStillEncoder->Cancel(); |
|
867 iStillEncoder->Cleanup(); |
|
868 } |
|
869 |
|
870 if ( iStillDecoder ) |
|
871 { |
|
872 iStillDecoder->Cancel(); |
|
873 iStillDecoder->Cleanup(); |
|
874 } |
|
875 |
|
876 // Delete all that is not NULL already. |
|
877 delete iSnapBitmap; |
|
878 iSnapBitmap = NULL; |
|
879 delete iBitmap; |
|
880 iBitmap = NULL; |
|
881 delete iImageData; |
|
882 iImageData = NULL; |
|
883 delete iImageHeaderData; |
|
884 iImageHeaderData = NULL; |
|
885 if ( iImageQueueExtPro ) |
|
886 { |
|
887 iImageQueueExtPro->ResetAndDestroyImages(); |
|
888 } |
|
889 |
|
890 iCurrentState = CCaeStillStatesActive::ECaeStateNone; |
|
891 } |
|
892 |
|
893 // --------------------------------------------------------------------------- |
|
894 // CCaeStillStatesActive::RunL() |
|
895 // The main function that receives all events. Simple events are also handled |
|
896 // here. For more complex events, specific handler functions are called. |
|
897 // --------------------------------------------------------------------------- |
|
898 // |
|
899 void CCaeStillStatesActive::RunL() |
|
900 { |
|
901 LOGTEXT3( _L( "Cae: CCaeStillStatesActive::RunL() entering, iStatus=%d, iCurrentState=%d" ), iStatus.Int(), iCurrentState ); |
|
902 |
|
903 // Handle external errors |
|
904 |
|
905 if ( iStatus.Int() < 0 ) |
|
906 { |
|
907 HandleExternalError(); |
|
908 return; |
|
909 } |
|
910 |
|
911 // Handle all state transitions |
|
912 |
|
913 switch( iStatus.Int() ) |
|
914 { |
|
915 case CCaeStillStatesActive::ECaeEventNone: |
|
916 HandleExternalEvent(); |
|
917 break; |
|
918 |
|
919 case CCaeStillStatesActive::ECaeEventStartStillCapture: |
|
920 CAE_ASSERT_DEBUG( iCurrentState == CCaeStillStatesActive::ECaeStateNone ); |
|
921 HandleStart(); |
|
922 break; |
|
923 |
|
924 case CCaeStillStatesActive::ECaeEventImageCaptureReady: |
|
925 CAE_ASSERT_DEBUG( iCurrentState == CCaeStillStatesActive::ECaeStateCapturing ); |
|
926 HandleImageCaptureReady(); |
|
927 break; |
|
928 |
|
929 case CCaeStillStatesActive::ECaeEventBurstImageCaptureReady: |
|
930 CAE_ASSERT_DEBUG( iCurrentState == CCaeStillStatesActive::ECaeStateCapturingBurst ); |
|
931 iCurrentState = CCaeStillStatesActive::ECaeStateAppendingBurstImage; |
|
932 DoAppendCapturedBurstImageToArray(); |
|
933 break; |
|
934 |
|
935 case CCaeStillStatesActive::ECaeEventAppendCapturedBurstImageReady: |
|
936 CAE_ASSERT_DEBUG( iCurrentState == CCaeStillStatesActive::ECaeStateAppendingBurstImage ); |
|
937 HandleAppendCapturedBurstImageReady(); |
|
938 break; |
|
939 |
|
940 case CCaeStillStatesActive::ECaeEventViewFinderForBurstReady: |
|
941 CAE_ASSERT_DEBUG( iCurrentState == CCaeStillStatesActive::ECaeStateBurstWaitingForViewFinder ); |
|
942 iCurrentState = CCaeStillStatesActive::ECaeStateCapturingBurst; |
|
943 DoCaptureStillBurstImage(); |
|
944 break; |
|
945 |
|
946 case CCaeStillStatesActive::ECaeEventBurstCaptureReady: |
|
947 CAE_ASSERT_DEBUG( iCurrentState == CCaeStillStatesActive::ECaeStateCapturingBurst ); |
|
948 iCurrentState = CCaeStillStatesActive::ECaeStateFetchingNextBurstImage; |
|
949 iStatus = CCaeStillStatesActive::ECaeEventNone; |
|
950 DoFetchNextBurstImage(); |
|
951 break; |
|
952 |
|
953 case CCaeStillStatesActive::ECaeEventBurstImageFetchReady: |
|
954 CAE_ASSERT_DEBUG( iCurrentState == CCaeStillStatesActive::ECaeStateFetchingNextBurstImage ); |
|
955 HandleBurstImageFetchReady(); |
|
956 break; |
|
957 |
|
958 case CCaeStillStatesActive::ECaeEventDecodeToBitmapReady: |
|
959 CAE_ASSERT_DEBUG( iCurrentState == CCaeStillStatesActive::ECaeStateDecodingCapturedImageToBitmap ); |
|
960 HandleDecodeToBitmapReady(); |
|
961 break; |
|
962 |
|
963 case CCaeStillStatesActive::ECaeEventExtractExifMetaDataReady: |
|
964 CAE_ASSERT_DEBUG( iCurrentState == CCaeStillStatesActive::ECaeStateExtractingExifMetaData ); |
|
965 iCurrentState = CCaeStillStatesActive::ECaeStateExtensionsProcessingCapturedImage; |
|
966 iStatus = CCaeStillStatesActive::ECaeEventNone; |
|
967 DoExtensionsProcessCapturedImage(); |
|
968 break; |
|
969 |
|
970 case CCaeStillStatesActive::ECaeEventProcessCapturedImageStepReady: |
|
971 CAE_ASSERT_DEBUG( iCurrentState == CCaeStillStatesActive::ECaeStateExtensionsProcessingCapturedImage ); |
|
972 iStatus = CCaeStillStatesActive::ECaeEventNone; |
|
973 DoExtensionsProcessCapturedImage(); |
|
974 break; |
|
975 |
|
976 case CCaeStillStatesActive::ECaeEventProcessCapturedImageAllReady: |
|
977 CAE_ASSERT_DEBUG( iCurrentState == CCaeStillStatesActive::ECaeStateExtensionsProcessingCapturedImage ); |
|
978 HandleProcessCapturedImageAllReady(); |
|
979 break; |
|
980 |
|
981 case CCaeStillStatesActive::ECaeEventProcessSnapImageStepReady: |
|
982 CAE_ASSERT_DEBUG( iCurrentState == CCaeStillStatesActive::ECaeStateExtensionsProcessingSnapImage ); |
|
983 iStatus = CCaeStillStatesActive::ECaeEventNone; |
|
984 DoExtensionsProcessSnapImage(); |
|
985 break; |
|
986 |
|
987 case CCaeStillStatesActive::ECaeEventProcessSnapImageAllReady: |
|
988 CAE_ASSERT_DEBUG( iCurrentState == CCaeStillStatesActive::ECaeStateExtensionsProcessingSnapImage ); |
|
989 iCurrentState = CCaeStillStatesActive::ECaeStateDeliveringSnapImage; |
|
990 iStatus = CCaeStillStatesActive::ECaeEventNone; |
|
991 DoDeliverSnapImage(); |
|
992 break; |
|
993 |
|
994 case CCaeStillStatesActive::ECaeEventDeliverSnapImageReady: |
|
995 CAE_ASSERT_DEBUG( iCurrentState == CCaeStillStatesActive::ECaeStateDeliveringSnapImage ); |
|
996 iCurrentState = CCaeStillStatesActive::ECaeStateExtensionsProcessingStillImage; |
|
997 iStatus = CCaeStillStatesActive::ECaeEventNone; |
|
998 DoExtensionsProcessStillImage(); |
|
999 break; |
|
1000 |
|
1001 case CCaeStillStatesActive::ECaeEventProcessStillImageStepReady: |
|
1002 CAE_ASSERT_DEBUG( iCurrentState == CCaeStillStatesActive::ECaeStateExtensionsProcessingStillImage ); |
|
1003 iStatus = CCaeStillStatesActive::ECaeEventNone; |
|
1004 DoExtensionsProcessStillImage(); |
|
1005 break; |
|
1006 |
|
1007 case CCaeStillStatesActive::ECaeEventProcessStillImageAllReady: |
|
1008 CAE_ASSERT_DEBUG( iCurrentState == CCaeStillStatesActive::ECaeStateExtensionsProcessingStillImage ); |
|
1009 HandleProcessStillImageAllReady(); |
|
1010 break; |
|
1011 |
|
1012 case CCaeStillStatesActive::ECaeEventEncodeToJpegReady: |
|
1013 CAE_ASSERT_DEBUG( iCurrentState == CCaeStillStatesActive::ECaeStateEncodingToJpeg ); |
|
1014 HandleEncodeToJpegReady(); |
|
1015 break; |
|
1016 |
|
1017 case CCaeStillStatesActive::ECaeEventDeliverStillBurstImageReady: |
|
1018 // We can end up here from any state, if there occurs an error |
|
1019 HandleDeliverStillBurstImageReady(); |
|
1020 break; |
|
1021 |
|
1022 case CCaeStillStatesActive::ECaeEventImageQueueExtPro: |
|
1023 CAE_ASSERT_DEBUG( iCurrentState == CCaeStillStatesActive::ECaeStateNone ); |
|
1024 HandleImageQueueExtPro(); |
|
1025 break; |
|
1026 |
|
1027 default: |
|
1028 CAE_ASSERT_DEBUG( iCurrentState != iCurrentState ); // Always false |
|
1029 break; |
|
1030 } |
|
1031 |
|
1032 LOGTEXT( _L( "Cae: CCaeStillStatesActive::RunL() returning" ) ); |
|
1033 } |
|
1034 |
|
1035 |
|
1036 // --------------------------------------------------------------------------- |
|
1037 // EVENT HANDLERS |
|
1038 // |
|
1039 // Event handlers should decide what is the next state and next action after the |
|
1040 // current event. Modes and flags are checked here leaving the actual action |
|
1041 // functions as simple as possible. |
|
1042 // --------------------------------------------------------------------------- |
|
1043 |
|
1044 // ----------------------------------------------------------------------------- |
|
1045 // CCaeStillStatesActive::HandleExternalError |
|
1046 // ----------------------------------------------------------------------------- |
|
1047 // |
|
1048 void CCaeStillStatesActive::HandleExternalError() |
|
1049 { |
|
1050 LOGTEXT( _L( "Cae: CCaeStillStatesActive::HandleExternalError()" )); |
|
1051 |
|
1052 CAE_ASSERT_DEBUG( ( ( iDelayedEvent != CCaeStillStatesActive::ECaeEventNone ) |
|
1053 || ( iCurrentState == CCaeStillStatesActive::ECaeStateExtensionsProcessingCapturedImage ) |
|
1054 || ( iCurrentState == CCaeStillStatesActive::ECaeStateExtensionsProcessingSnapImage ) |
|
1055 || ( iCurrentState == CCaeStillStatesActive::ECaeStateExtensionsProcessingStillImage ) ) ); |
|
1056 |
|
1057 // Cancelling delayed event timer is not considered as error, but early completion |
|
1058 if ( (iStatus.Int() == KErrCancel ) && ( iDelayedEvent != CCaeStillStatesActive::ECaeEventNone ) ) |
|
1059 { |
|
1060 LOGTEXT2( _L( "Cae: CCaeStillStatesActive::HandleExternalError(). Delayed event %d completed early." ), iDelayedEvent); |
|
1061 HandleExternalEvent(); |
|
1062 } |
|
1063 else |
|
1064 { |
|
1065 ErrorRecovery( iStatus.Int() ); |
|
1066 } |
|
1067 |
|
1068 } |
|
1069 |
|
1070 |
|
1071 // ----------------------------------------------------------------------------- |
|
1072 // CCaeStillStatesActive::HandleExternalEvent |
|
1073 // ----------------------------------------------------------------------------- |
|
1074 // |
|
1075 void CCaeStillStatesActive::HandleExternalEvent() |
|
1076 { |
|
1077 LOGTEXT( _L( "Cae: CCaeStillStatesActive::HandleExternalEvent()" )); |
|
1078 CAE_ASSERT_DEBUG( ( ( iDelayedEvent != CCaeStillStatesActive::ECaeEventNone ) |
|
1079 || ( iCurrentState == CCaeStillStatesActive::ECaeStateExtensionsProcessingCapturedImage ) |
|
1080 || ( iCurrentState == CCaeStillStatesActive::ECaeStateExtensionsProcessingSnapImage ) |
|
1081 || ( iCurrentState == CCaeStillStatesActive::ECaeStateExtensionsProcessingStillImage ) ) ); |
|
1082 |
|
1083 |
|
1084 if ( iDelayedEvent != CCaeStillStatesActive::ECaeEventNone ) |
|
1085 { |
|
1086 // Timer has finished, issue delayed event now |
|
1087 Event( iDelayedEvent ); |
|
1088 } |
|
1089 else |
|
1090 { |
|
1091 switch ( iCurrentState ) |
|
1092 { |
|
1093 case ECaeStateExtensionsProcessingCapturedImage: |
|
1094 Event( CCaeStillStatesActive::ECaeEventProcessCapturedImageStepReady ); |
|
1095 break; |
|
1096 |
|
1097 case ECaeStateExtensionsProcessingSnapImage: |
|
1098 Event( CCaeStillStatesActive::ECaeEventProcessSnapImageStepReady ); |
|
1099 break; |
|
1100 |
|
1101 case ECaeStateExtensionsProcessingStillImage: |
|
1102 Event( CCaeStillStatesActive::ECaeEventProcessStillImageStepReady ); |
|
1103 break; |
|
1104 |
|
1105 default: |
|
1106 CAE_ASSERT_DEBUG( iCurrentState != iCurrentState ); // Always false |
|
1107 break; |
|
1108 |
|
1109 } |
|
1110 } |
|
1111 } |
|
1112 |
|
1113 |
|
1114 // --------------------------------------------------------------------------- |
|
1115 // CCaeStillStatesActive::HandleStart() |
|
1116 // Start either single or burst image capture. |
|
1117 // --------------------------------------------------------------------------- |
|
1118 // |
|
1119 void CCaeStillStatesActive::HandleStart() |
|
1120 { |
|
1121 LOGTEXT( _L( "Cae: CCaeStillStatesActive::HandleStart()" )); |
|
1122 CAE_ASSERT_ALWAYS( ( iBitmap == NULL ) && ( iSnapBitmap == NULL ) ); |
|
1123 CAE_ASSERT_ALWAYS( ( iImageData == NULL ) && ( iImageHeaderData == NULL ) ); |
|
1124 |
|
1125 iStatus = CCaeStillStatesActive::ECaeEventNone; |
|
1126 if ( iStillBurst ) |
|
1127 { |
|
1128 iCurrentState = CCaeStillStatesActive::ECaeStateCapturingBurst; |
|
1129 DoCaptureStillBurst(); |
|
1130 } |
|
1131 else |
|
1132 { |
|
1133 iCurrentState = CCaeStillStatesActive::ECaeStateCapturing; |
|
1134 DoCaptureStill(); |
|
1135 } |
|
1136 } |
|
1137 |
|
1138 |
|
1139 // --------------------------------------------------------------------------- |
|
1140 // CCaeStillStatesActive::HandleImageCaptureReady() |
|
1141 // Decode the captured image, extract Exif metadata, or process the |
|
1142 // image by the extensions. |
|
1143 // --------------------------------------------------------------------------- |
|
1144 // |
|
1145 void CCaeStillStatesActive::HandleImageCaptureReady() |
|
1146 { |
|
1147 LOGTEXT( _L( "Cae: CCaeStillStatesActive::HandleImageCaptureReady()" )); |
|
1148 |
|
1149 iStatus = CCaeStillStatesActive::ECaeEventNone; |
|
1150 |
|
1151 if ( !iBitmap // Does not already exist |
|
1152 && ( iCreateSnapImage ) ) // Snap bitmap required by UI |
|
1153 /* Not yet implemented |
|
1154 || iRequireStillImageAsBitmapRefCount ) ) // Still bitmap required by any extensions |
|
1155 */ |
|
1156 { |
|
1157 iCurrentState = CCaeStillStatesActive::ECaeStateDecodingCapturedImageToBitmap; |
|
1158 DoDecodeCapturedImageToBitmap(); |
|
1159 } |
|
1160 else |
|
1161 { |
|
1162 /* Not yet implemented |
|
1163 if ( iRequireImageFormatHeaderRefCount ) |
|
1164 { |
|
1165 iCurrentState = CCaeStillStatesActive::ECaeStateExtractingExifMetaData; |
|
1166 DoExtractExifMetaData(); |
|
1167 } |
|
1168 else |
|
1169 */ |
|
1170 { |
|
1171 iCurrentState = CCaeStillStatesActive::ECaeStateExtensionsProcessingCapturedImage; |
|
1172 DoExtensionsProcessCapturedImage(); |
|
1173 } |
|
1174 } |
|
1175 } |
|
1176 |
|
1177 // --------------------------------------------------------------------------- |
|
1178 // CCaeStillStatesActive::HandleDecodeToBitmapReady() |
|
1179 // Extract Exif metadata, or process the captured image by the |
|
1180 // extensions. |
|
1181 // --------------------------------------------------------------------------- |
|
1182 // |
|
1183 void CCaeStillStatesActive::HandleDecodeToBitmapReady() |
|
1184 { |
|
1185 LOGTEXT( _L( "Cae: CCaeStillStatesActive::HandleDecodeToBitmapReady()" )); |
|
1186 CAE_ASSERT_ALWAYS( ( iBitmap != NULL ) && ( iSnapBitmap == NULL ) ); |
|
1187 CAE_ASSERT_ALWAYS( ( iImageData != NULL ) && ( iImageHeaderData == NULL ) ); |
|
1188 |
|
1189 iStatus = CCaeStillStatesActive::ECaeEventNone; |
|
1190 |
|
1191 if ( iCreateSnapImage ) // Snap bitmap required by UI |
|
1192 /* Not yet implemented |
|
1193 && !iRequireStillImageAsBitmapRefCount ) // Still bitmap not required by any extensions |
|
1194 */ |
|
1195 { |
|
1196 // Decoded bitmap is used for the snap bitmap only |
|
1197 iSnapBitmap = iBitmap; |
|
1198 iBitmap = NULL; |
|
1199 } |
|
1200 |
|
1201 /* Not yet implemented |
|
1202 if ( iRequireImageFormatHeaderRefCount ) |
|
1203 { |
|
1204 iCurrentState = CCaeStillStatesActive::ECaeStateExtractingExifMetaData; |
|
1205 DoExtractExifMetaData(); |
|
1206 } |
|
1207 else |
|
1208 */ |
|
1209 { |
|
1210 iCurrentState = CCaeStillStatesActive::ECaeStateExtensionsProcessingCapturedImage; |
|
1211 DoExtensionsProcessCapturedImage(); |
|
1212 } |
|
1213 } |
|
1214 |
|
1215 |
|
1216 // --------------------------------------------------------------------------- |
|
1217 // CCaeStillStatesActive::HandleProcessCapturedImageAllReady() |
|
1218 // Process the snap image or the still image by the extensions. |
|
1219 // --------------------------------------------------------------------------- |
|
1220 // |
|
1221 void CCaeStillStatesActive::HandleProcessCapturedImageAllReady() |
|
1222 { |
|
1223 LOGTEXT( _L( "Cae: CCaeStillStatesActive::HandleProcessCapturedImageAllReady()" )); |
|
1224 |
|
1225 iStatus = CCaeStillStatesActive::ECaeEventNone; |
|
1226 if ( iCreateSnapImage ) |
|
1227 { |
|
1228 iCurrentState = CCaeStillStatesActive::ECaeStateExtensionsProcessingSnapImage; |
|
1229 DoExtensionsProcessSnapImage(); |
|
1230 } |
|
1231 else |
|
1232 { |
|
1233 iCurrentState = CCaeStillStatesActive::ECaeStateExtensionsProcessingStillImage; |
|
1234 DoExtensionsProcessStillImage(); |
|
1235 } |
|
1236 } |
|
1237 |
|
1238 |
|
1239 // --------------------------------------------------------------------------- |
|
1240 // CCaeStillStatesActive::HandleProcessStillImageAllReady() |
|
1241 // Encode the still bitmap to Jpeg, or deliver the |
|
1242 // still image to the client. |
|
1243 // --------------------------------------------------------------------------- |
|
1244 // |
|
1245 void CCaeStillStatesActive::HandleProcessStillImageAllReady() |
|
1246 { |
|
1247 LOGTEXT( _L( "Cae: CCaeStillStatesActive::HandleProcessStillImageAllReady()" )); |
|
1248 |
|
1249 iStatus = CCaeStillStatesActive::ECaeEventNone; |
|
1250 |
|
1251 // Encode to Jpeg if there is a separate (Exif) header or bitmap to |
|
1252 // Jpeg coversion is needed for client. |
|
1253 if ( iImageHeaderData |
|
1254 || ( ( iStillOutputFormat == CCamera::EFormatJpeg ) && !iImageData ) ) |
|
1255 { |
|
1256 iCurrentState = CCaeStillStatesActive::ECaeStateEncodingToJpeg; |
|
1257 DoEncodeStillImageToJpeg(); |
|
1258 } |
|
1259 else |
|
1260 { |
|
1261 if ( iStillBurst ) |
|
1262 { |
|
1263 iCurrentState = CCaeStillStatesActive::ECaeStateDeliveringStillBurstImage; |
|
1264 DoDeliverStillBurstImage(); |
|
1265 } |
|
1266 else |
|
1267 { |
|
1268 iCurrentState = CCaeStillStatesActive::ECaeStateDeliveringStillImage; |
|
1269 DoDeliverStillImage(); |
|
1270 } |
|
1271 } |
|
1272 } |
|
1273 |
|
1274 |
|
1275 // --------------------------------------------------------------------------- |
|
1276 // CCaeStillStatesActive::HandleEncodeToJpegReady() |
|
1277 // Deliver the still image to the client. |
|
1278 // --------------------------------------------------------------------------- |
|
1279 // |
|
1280 void CCaeStillStatesActive::HandleEncodeToJpegReady() |
|
1281 { |
|
1282 LOGTEXT( _L( "Cae: CCaeStillStatesActive::HandleEncodeToJpegReady()" )); |
|
1283 |
|
1284 iStatus = CCaeStillStatesActive::ECaeEventNone; |
|
1285 if ( iStillBurst ) |
|
1286 { |
|
1287 iCurrentState = CCaeStillStatesActive::ECaeStateDeliveringStillBurstImage; |
|
1288 DoDeliverStillBurstImage(); |
|
1289 } |
|
1290 else |
|
1291 { |
|
1292 iCurrentState = CCaeStillStatesActive::ECaeStateDeliveringStillImage; |
|
1293 DoDeliverStillImage(); |
|
1294 } |
|
1295 } |
|
1296 |
|
1297 |
|
1298 // --------------------------------------------------------------------------- |
|
1299 // CCaeStillStatesActive::HandleImageQueueExtPro() |
|
1300 // Deliver the still image to the client. |
|
1301 // --------------------------------------------------------------------------- |
|
1302 // |
|
1303 void CCaeStillStatesActive::HandleImageQueueExtPro() |
|
1304 { |
|
1305 LOGTEXT( _L( "Cae: CCaeStillStatesActive::HandleImageQueueExtPro()" )); |
|
1306 |
|
1307 CFbsBitmap* bitmap = NULL; |
|
1308 HBufC8* imagedata = NULL; |
|
1309 TBool lastimage = EFalse; |
|
1310 TBool snapimage = EFalse; |
|
1311 |
|
1312 // Get next snap or main image from image queue |
|
1313 if ( iImageQueueExtPro ) |
|
1314 { |
|
1315 TInt result = iImageQueueExtPro->GetNextImage( bitmap, imagedata, lastimage, snapimage ); |
|
1316 |
|
1317 // If prepare has not been done then format has default value |
|
1318 if ( !iStillPrepared ) |
|
1319 { |
|
1320 iStillOutputFormat = CCamera::EFormatExif; // Only exif/jpeg is supported |
|
1321 } |
|
1322 if ( result == KErrNone ) |
|
1323 { |
|
1324 iLastImageExtPro = lastimage; |
|
1325 if ( bitmap && snapimage ) // Snap image |
|
1326 { |
|
1327 LOGTEXT( _L( "Cae: CCaeStillStatesActive::HandleImageQueueExtPro() Snap bitmap" )); |
|
1328 iStatus = CCaeStillStatesActive::ECaeEventNone; |
|
1329 iCurrentState = CCaeStillStatesActive::ECaeStateExtensionsProcessingSnapImage; |
|
1330 iSnapBitmap = bitmap; |
|
1331 Event( CCaeStillStatesActive::ECaeEventProcessSnapImageStepReady ); |
|
1332 } |
|
1333 else if ( imagedata && !snapimage) // Main captured image (jpeg) |
|
1334 { |
|
1335 LOGTEXT( _L( "Cae: CCaeStillStatesActive::HandleImageQueueExtPro() JPG imagedata" )); |
|
1336 iStatus = CCaeStillStatesActive::ECaeEventNone; |
|
1337 iCurrentState = CCaeStillStatesActive::ECaeStateExtensionsProcessingStillImage; |
|
1338 iImageData = imagedata; |
|
1339 Event( CCaeStillStatesActive::ECaeEventProcessStillImageStepReady ); |
|
1340 } |
|
1341 else if ( bitmap && !snapimage) // Main captured image (bitmap) |
|
1342 { |
|
1343 LOGTEXT( _L( "Cae: CCaeStillStatesActive::HandleImageQueueExtPro() bitmap imagedata" )); |
|
1344 iStatus = CCaeStillStatesActive::ECaeEventNone; |
|
1345 iCurrentState = CCaeStillStatesActive::ECaeStateDeliveringSnapImage; |
|
1346 iBitmap = bitmap; |
|
1347 Event( CCaeStillStatesActive::ECaeEventDeliverSnapImageReady ); |
|
1348 } |
|
1349 else |
|
1350 { |
|
1351 LOGTEXT( _L( "Cae: CCaeStillStatesActive::HandleImageQueueExtPro() iImageQueueExtPro return empty image" )); |
|
1352 } |
|
1353 } |
|
1354 else |
|
1355 { |
|
1356 LOGTEXT2( _L( "Cae: CCaeStillStatesActive::HandleImageQueueExtPro() iImageQueueExtPro error %d" ), result); |
|
1357 } |
|
1358 } |
|
1359 else |
|
1360 { |
|
1361 LOGTEXT( _L( "Cae: CCaeStillStatesActive::HandleImageQueueExtPro() iImageQueueExtPro not found" )); |
|
1362 } |
|
1363 |
|
1364 } |
|
1365 |
|
1366 |
|
1367 // --------------------------------------------------------------------------- |
|
1368 // EXTERNAL CALLBACKS |
|
1369 // |
|
1370 // Callbacks from external objects are mapped to the internal events. |
|
1371 // --------------------------------------------------------------------------- |
|
1372 |
|
1373 |
|
1374 // ----------------------------------------------------------------------------- |
|
1375 // CCaeStillStatesActive::ImageReady |
|
1376 // Store the captured image and send event to the state machine. |
|
1377 // ----------------------------------------------------------------------------- |
|
1378 // |
|
1379 void CCaeStillStatesActive::ImageReady( |
|
1380 CFbsBitmap* aBitmap, |
|
1381 HBufC8* aImageData, |
|
1382 TInt aError ) |
|
1383 { |
|
1384 LOGTEXT2( _L( "Cae: CCaeStillStatesActive::ImageReady() entering, aError=%d" ), aError ); |
|
1385 CAE_ASSERT_ALWAYS( ( iBitmap == NULL ) && ( iSnapBitmap == NULL ) ); |
|
1386 CAE_ASSERT_ALWAYS( ( iImageData == NULL ) && ( iImageHeaderData == NULL ) ); |
|
1387 |
|
1388 #ifdef _DEBUG |
|
1389 // Performance debugging |
|
1390 iImageReadyTime.HomeTime(); |
|
1391 TTimeIntervalMicroSeconds convertInterval = |
|
1392 iImageReadyTime.MicroSecondsFrom( iCaptureStartTime ); |
|
1393 LOGTEXT2( _L( "Cae: CCaeStillStatesActive::ImageReady(): Captured image ready %f seconds after capture" ), |
|
1394 I64LOW( convertInterval.Int64() ) * 1.0 / KOneSecond ); |
|
1395 #endif |
|
1396 |
|
1397 #ifdef CAE_TEST_VERSION |
|
1398 // For simulating errors when compiled as special "test version". |
|
1399 CaeImageReadyError( aError ); |
|
1400 #endif |
|
1401 |
|
1402 // Get ownership and store pointers |
|
1403 iBitmap = aBitmap; |
|
1404 iImageData = aImageData; |
|
1405 |
|
1406 if ( iStillBurst ) |
|
1407 { |
|
1408 iFirstStillBurstError = iFirstStillBurstError ? iFirstStillBurstError : aError; |
|
1409 Event( CCaeStillStatesActive::ECaeEventBurstImageCaptureReady ); |
|
1410 } |
|
1411 |
|
1412 // Single image capture |
|
1413 else if ( !aError ) |
|
1414 { |
|
1415 Event( CCaeStillStatesActive::ECaeEventImageCaptureReady ); |
|
1416 } |
|
1417 else |
|
1418 { |
|
1419 // Handle error |
|
1420 ErrorRecovery( aError ); |
|
1421 } |
|
1422 |
|
1423 LOGTEXT( _L( "Cae: CCaeStillStatesActive::ImageReady() returning" ) ); |
|
1424 } |
|
1425 |
|
1426 |
|
1427 // ----------------------------------------------------------------------------- |
|
1428 // CCaeStillStatesActive::McaesdoCFbsBitmapImageReady |
|
1429 // Store original and decoded images and send event to the state machine. |
|
1430 // ----------------------------------------------------------------------------- |
|
1431 // |
|
1432 void CCaeStillStatesActive::McaesdoCFbsBitmapImageReady( |
|
1433 HBufC8* aImageData, |
|
1434 CFbsBitmap* aBitmap, |
|
1435 TInt aError, |
|
1436 TInt /*aImageSize*/ ) // Not yet used |
|
1437 { |
|
1438 LOGTEXT( _L( "Cae: CCaeStillStatesActive::McaesdoCFbsBitmapImageReady() entering" ) ); |
|
1439 CAE_ASSERT_ALWAYS( ( iBitmap == NULL ) && ( iSnapBitmap == NULL ) ); |
|
1440 CAE_ASSERT_ALWAYS( iImageHeaderData == NULL ); |
|
1441 CAE_ASSERT_ALWAYS( !iStillCancelled ); |
|
1442 |
|
1443 #ifdef _DEBUG |
|
1444 // Performance debugging |
|
1445 iFinalImageReadyTime.HomeTime(); |
|
1446 TTimeIntervalMicroSeconds convertInterval = |
|
1447 iFinalImageReadyTime.MicroSecondsFrom( iCaptureStartTime ); |
|
1448 LOGTEXT2( _L( "Cae: CCaeEngineImp::McaesdoCFbsBitmapImageReady(): Final decoded image ready %f seconds after capture" ), |
|
1449 I64LOW( convertInterval.Int64() ) * 1.0 / KOneSecond ); |
|
1450 #endif |
|
1451 |
|
1452 #ifdef CAE_TEST_VERSION |
|
1453 // For simulating errors when compiled as special "test version". |
|
1454 CaeMcaesdoCFbsBitmapImageReadyError( aError ); |
|
1455 #endif |
|
1456 |
|
1457 // Get ownership and store pointers |
|
1458 iBitmap = aBitmap; |
|
1459 |
|
1460 // Delete image data if not the original (extracted thumbnail was used as decoder input). |
|
1461 if ( iImageData != NULL ) |
|
1462 { |
|
1463 delete ( aImageData ); // Delete (exif) thumbnail source image |
|
1464 } |
|
1465 else |
|
1466 { |
|
1467 iImageData = aImageData; // Store original still image |
|
1468 } |
|
1469 |
|
1470 if ( !aError ) |
|
1471 { |
|
1472 Event( CCaeStillStatesActive::ECaeEventDecodeToBitmapReady ); |
|
1473 } |
|
1474 else |
|
1475 { |
|
1476 // Handle error |
|
1477 ErrorRecovery( aError ); |
|
1478 } |
|
1479 |
|
1480 LOGTEXT( _L( "Cae: CCaeStillStatesActive::McaesdoCFbsBitmapImageReady() returning" ) ); |
|
1481 } |
|
1482 |
|
1483 |
|
1484 // ----------------------------------------------------------------------------- |
|
1485 // CCaeStillStatesActive::McaeseoHBufC8ImageReady |
|
1486 // Store original and encoded images and send event to the state machine. |
|
1487 // ----------------------------------------------------------------------------- |
|
1488 // |
|
1489 void CCaeStillStatesActive::McaeseoHBufC8ImageReady( |
|
1490 CFbsBitmap* aBitmap, |
|
1491 HBufC8* aImageData, |
|
1492 TInt aError, |
|
1493 TInt /*aImageSize*/ ) |
|
1494 { |
|
1495 LOGTEXT( _L( "Cae: CCaeStillStatesActive::McaeseoHBufC8ImageReady() entering" ) ); |
|
1496 CAE_ASSERT_ALWAYS( ( iBitmap == NULL ) && ( iSnapBitmap == NULL ) ); |
|
1497 CAE_ASSERT_ALWAYS( ( iImageData == NULL ) && ( iImageHeaderData == NULL ) ); |
|
1498 CAE_ASSERT_ALWAYS( !iStillCancelled ); |
|
1499 |
|
1500 #ifdef _DEBUG |
|
1501 // Performance debugging |
|
1502 iFinalImageReadyTime.HomeTime(); |
|
1503 TTimeIntervalMicroSeconds convertInterval = |
|
1504 iFinalImageReadyTime.MicroSecondsFrom( iCaptureStartTime ); |
|
1505 LOGTEXT2(_L( "Cae: CCaeStillStatesActive::McaeseoHBufC8ImageReady(): Final encoded image ready %f seconds after capture" ), |
|
1506 I64LOW( convertInterval.Int64() ) * 1.0 / KOneSecond); |
|
1507 #endif |
|
1508 |
|
1509 #ifdef CAE_TEST_VERSION |
|
1510 // For simulating errors when compiled as special "test version". |
|
1511 CaeMcaeseoHBufC8ImageReadyError( aError ); |
|
1512 #endif |
|
1513 |
|
1514 // Get ownership and store pointers |
|
1515 iBitmap = aBitmap; |
|
1516 iImageData = aImageData; |
|
1517 |
|
1518 if ( !aError ) |
|
1519 { |
|
1520 Event( CCaeStillStatesActive::ECaeEventEncodeToJpegReady ); |
|
1521 } |
|
1522 else |
|
1523 { |
|
1524 // Handle error |
|
1525 ErrorRecovery( aError ); |
|
1526 } |
|
1527 |
|
1528 LOGTEXT( _L( "Cae: CCaeStillStatesActive::McaeseoHBufC8ImageReady() returning" ) ); |
|
1529 } |
|
1530 |
|
1531 |
|
1532 // ----------------------------------------------------------------------------- |
|
1533 // CCaeStillStatesActive::ViewFinderFrameReady |
|
1534 // Send event if the state machine is waiting for the view finder. |
|
1535 // ----------------------------------------------------------------------------- |
|
1536 // |
|
1537 void CCaeStillStatesActive::ViewFinderFrameReady() |
|
1538 { |
|
1539 iViewFinderFrameReceived = ETrue; |
|
1540 |
|
1541 if ( iCurrentState == CCaeStillStatesActive::ECaeStateBurstWaitingForViewFinder |
|
1542 && !IsActive() ) // To make sure the previous ECaeEventViewFinderForBurstReady has been handled |
|
1543 { |
|
1544 Event( CCaeStillStatesActive::ECaeEventViewFinderForBurstReady ); |
|
1545 } |
|
1546 } |
|
1547 |
|
1548 |
|
1549 // --------------------------------------------------------------------------- |
|
1550 // ACTION FUNCTIONS FOR STATES |
|
1551 // |
|
1552 // To keep it simple, action functions should do only one task each if |
|
1553 // possible. If there is a lot of conditions, make several action functions |
|
1554 // and call them from event handlers. |
|
1555 // --------------------------------------------------------------------------- |
|
1556 |
|
1557 |
|
1558 // ----------------------------------------------------------------------------- |
|
1559 // CCaeStillStatesActive::DoCaptureStill |
|
1560 // Start image capturing in Camera API. |
|
1561 // ----------------------------------------------------------------------------- |
|
1562 // |
|
1563 void CCaeStillStatesActive::DoCaptureStill() |
|
1564 { |
|
1565 LOGTEXT( _L( "Cae: CCaeStillStatesActive::DoCaptureStill() entering" ) ); |
|
1566 |
|
1567 #ifdef _DEBUG |
|
1568 // Performance debugging |
|
1569 iCaptureStartTime.HomeTime(); |
|
1570 #endif |
|
1571 |
|
1572 iViewFinderFrameReceived = EFalse; |
|
1573 iStillCancelled = EFalse; |
|
1574 |
|
1575 iCamera.CaptureImage(); // Start capture |
|
1576 |
|
1577 LOGTEXT( _L( "Cae: CCaeStillStatesActive::DoCaptureStill() returning" ) ); |
|
1578 } |
|
1579 |
|
1580 |
|
1581 // ----------------------------------------------------------------------------- |
|
1582 // CCaeStillStatesActive::DoDecodeCapturedImageToBitmap |
|
1583 // |
|
1584 // Decode to bitmap. CCaeStillDecoder calls McaesdoCFbsBitmapImageReady |
|
1585 // callback when decoding is ready. |
|
1586 // Decodes Exif thumbnail to bitmap if requested (by iSnapImageSource). |
|
1587 // Note that the callback can be called synchronously by iStillDecoder, if |
|
1588 // an error occurs in the still decoder. In that case also ErrorRecovery() |
|
1589 // has been called in McaesdoCFbsBitmapImageReady() *before* the method |
|
1590 // below returns. |
|
1591 // ----------------------------------------------------------------------------- |
|
1592 // |
|
1593 void CCaeStillStatesActive::DoDecodeCapturedImageToBitmap() |
|
1594 { |
|
1595 LOGTEXT( _L( "Cae: CCaeStillStatesActive::DoDecodeCapturedImageToBitmap()" ) ); |
|
1596 HBufC8* tmpImageData = NULL; |
|
1597 TSize tmpSnapImageSize( 0, 0 ); |
|
1598 TInt error( KErrNone ); |
|
1599 |
|
1600 // Use thumbnail for snap image basis if requested to use it. |
|
1601 if ( iSnapImageSource == CCaeEngine::ESnapImageSourceThumbnail ) |
|
1602 { |
|
1603 TRAP( error, GetThumbnailL( tmpImageData, tmpSnapImageSize ) ); |
|
1604 if ( error ) |
|
1605 { |
|
1606 LOGTEXT( _L( "Cae: CCaeStillStatesActive::DoDecodeCapturedImageToBitmap(): Thumbnail extraction failed" ) ); |
|
1607 delete( tmpImageData ); |
|
1608 tmpImageData = iImageData; |
|
1609 tmpSnapImageSize = iOptimalSnapImageSize; |
|
1610 iImageData = NULL; |
|
1611 } |
|
1612 } |
|
1613 else // Use the captured image for snap image basis. |
|
1614 { |
|
1615 tmpImageData = iImageData; |
|
1616 tmpSnapImageSize = iOptimalSnapImageSize; |
|
1617 iImageData = NULL; |
|
1618 } |
|
1619 |
|
1620 // Ownership will be transferred. Null the pointer already before the method |
|
1621 // call because it can call McaesdoCFbsBitmapImageReady() callback synchronously |
|
1622 // inside the method. |
|
1623 // Always decode and scale to the correct size if free scaling is supported. |
|
1624 TDisplayMode displayMode = iRequireFullColorSnapInputImageRefCount ? |
|
1625 EColor16M : iSnapImageColorMode; |
|
1626 TRAP( error, iStillDecoder->ConvertHBufC8ToCFbsBitmapL( |
|
1627 tmpImageData, displayMode, tmpSnapImageSize, iSnapImageSize) ); |
|
1628 |
|
1629 #ifdef CAE_TEST_VERSION |
|
1630 // For simulating errors when compiled as special "test version". |
|
1631 CaeCreateAndDeliverSnapImageError( error ); |
|
1632 #endif |
|
1633 |
|
1634 if ( error ) |
|
1635 { |
|
1636 // Handle error. |
|
1637 ErrorRecovery( error ); |
|
1638 } |
|
1639 } |
|
1640 |
|
1641 |
|
1642 // ----------------------------------------------------------------------------- |
|
1643 // CCaeStillStatesActive::DoExtensionsProcessCapturedImage |
|
1644 // |
|
1645 // Call the extensions for processing the captured image. Subsequent synchronous |
|
1646 // methods are called inside a loop. After an asynchronous method, the extension |
|
1647 // signals the state machine which calls this function again for the next |
|
1648 // extension. |
|
1649 // ----------------------------------------------------------------------------- |
|
1650 // |
|
1651 void CCaeStillStatesActive::DoExtensionsProcessCapturedImage() |
|
1652 { |
|
1653 LOGTEXT( _L( "Cae: CCaeStillStatesActive::DoExtensionsProcessCapturedImage()" ) ); |
|
1654 |
|
1655 OstTrace0( CAMERASRV_PERFORMANCE, CCAESTILLSTATESACTIVE_DOEXTENSIONSPROCESSCAPTUREDIMAGE, "e_CAM_CAE_OPERATIONS 1" ); //CAE_ENGINE_OPERATIONS_START |
|
1656 |
|
1657 TBool isAsyncOperation = EFalse; |
|
1658 |
|
1659 // Execute synchronous operations in loop. Exit the loop if there is an |
|
1660 // asynchronous function or a syncronous function has returned error status. |
|
1661 while ( iStatus == KErrNone |
|
1662 && !iStillCancelled |
|
1663 && !isAsyncOperation |
|
1664 && ( ++iCurrentExtensionIndex < iProcessImageImplList.Count() ) ) |
|
1665 { |
|
1666 |
|
1667 TAny* interfacePtr = iProcessImageImplList[iCurrentExtensionIndex].iImplPtr; |
|
1668 |
|
1669 // Call extensions. Note that references to image pointers are given as |
|
1670 // parameters. The engine has shared the ownership with the extensions, |
|
1671 // which can also delete and create new images. |
|
1672 if ( iProcessImageImplList[iCurrentExtensionIndex].iIsActive ) |
|
1673 { |
|
1674 isAsyncOperation = STATIC_CAST( MCaeExtProcessImageInterface*, interfacePtr )->ProcessCapturedImage( |
|
1675 iStatus, iBitmap, iImageData, iImageHeaderData ); |
|
1676 } |
|
1677 else |
|
1678 { |
|
1679 LOGTEXT2(_L("Cae: CCaeStillStatesActive::DoExtensionsProcessCapturedImage().Skipping extension %x"), |
|
1680 iProcessImageImplList[iCurrentExtensionIndex].iImplUid.iUid); |
|
1681 } |
|
1682 |
|
1683 #ifdef _DEBUG |
|
1684 if ( ( iStatus != KErrNone ) && ( iStatus != KRequestPending ) ) |
|
1685 { |
|
1686 LOGTEXT3(_L("Cae: CCaeStillStatesActive::DoExtensionsProcessCapturedImage().Error: %d in ProcessCapturedImage() for Extension %x"), |
|
1687 iStatus.Int(), iProcessImageImplList[iCurrentExtensionIndex].iImplUid.iUid); |
|
1688 } |
|
1689 #endif |
|
1690 } |
|
1691 |
|
1692 if (!iStillCancelled) |
|
1693 { |
|
1694 // Note: For an asynchronous operation the status can be KErrNone |
|
1695 // if the operation has already finished and this thread has |
|
1696 // been signaled. |
|
1697 if ( ( iStatus == KErrNone || iStatus == KRequestPending ) && isAsyncOperation ) |
|
1698 { |
|
1699 // Come back after an asynchronous operation has finished |
|
1700 SetActive(); |
|
1701 } |
|
1702 else |
|
1703 { |
|
1704 iCurrentExtensionIndex = -1; |
|
1705 if ( iStatus == KErrNone ) |
|
1706 { |
|
1707 OstTrace0( CAMERASRV_PERFORMANCE, DUP1_CCAESTILLSTATESACTIVE_DOEXTENSIONSPROCESSCAPTUREDIMAGE, "e_CAM_CAE_OPERATIONS 0" ); //CAE_ENGINE_OPERATIONS_END |
|
1708 Event( CCaeStillStatesActive::ECaeEventProcessCapturedImageAllReady ); |
|
1709 } |
|
1710 else |
|
1711 { |
|
1712 // Note: negative status values are handled as "external errors" |
|
1713 // in RunL(). Check that the received iStatus is negative, extension can return any value |
|
1714 |
|
1715 if ( iStatus.Int() <= 0 ) |
|
1716 { |
|
1717 Event( (CCaeStillStatesActive::TCaeEvent)iStatus.Int() ); |
|
1718 } |
|
1719 else |
|
1720 { |
|
1721 Event( (CCaeStillStatesActive::TCaeEvent) KErrGeneral ); |
|
1722 } |
|
1723 } |
|
1724 } |
|
1725 } |
|
1726 } |
|
1727 |
|
1728 |
|
1729 // ----------------------------------------------------------------------------- |
|
1730 // CCaeStillStatesActive::DoExtensionsProcessSnapImage |
|
1731 // |
|
1732 // Call the extensions for processing the snap image. Subsequent synchronous |
|
1733 // methods are called inside a loop. After an asynchronous method, the extension |
|
1734 // signals the state machine which calls this function again for the next |
|
1735 // extension. |
|
1736 // ----------------------------------------------------------------------------- |
|
1737 // |
|
1738 void CCaeStillStatesActive::DoExtensionsProcessSnapImage() |
|
1739 { |
|
1740 LOGTEXT( _L( "Cae: CCaeStillStatesActive::DoExtensionsProcessSnapImage()" ) ); |
|
1741 |
|
1742 OstTrace0( CAMERASRV_PERFORMANCE, CCAESTILLSTATESACTIVE_DOEXTENSIONSPROCESSSNAPIMAGE, "e_CAM_CAE_OPERATIONS 1" ); //CAE_ENGINE_OPERATIONS_START |
|
1743 |
|
1744 TBool isAsyncOperation = EFalse; |
|
1745 |
|
1746 // Execute synchronous operations in loop. Exit the loop if there is an |
|
1747 // asynchronous function or a syncronous function has returned error status. |
|
1748 |
|
1749 while ( iStatus == KErrNone |
|
1750 && !iStillCancelled |
|
1751 && !isAsyncOperation |
|
1752 && ( ++iCurrentExtensionIndex < iProcessImageImplList.Count() ) ) |
|
1753 { |
|
1754 |
|
1755 TAny* interfacePtr = iProcessImageImplList[iCurrentExtensionIndex].iImplPtr; |
|
1756 |
|
1757 // Call extensions. Note that references to image pointers are given as |
|
1758 // parameters. The engine has shared the ownership with the extensions, |
|
1759 // which can also delete and create new images. |
|
1760 if ( iProcessImageImplList[iCurrentExtensionIndex].iIsActive ) |
|
1761 { |
|
1762 isAsyncOperation = STATIC_CAST( MCaeExtProcessImageInterface*, interfacePtr )->ProcessSnapImage( |
|
1763 iStatus, iBitmap, iSnapBitmap ); |
|
1764 } |
|
1765 else |
|
1766 { |
|
1767 LOGTEXT2(_L("Cae: CCaeStillStatesActive::DoExtensionsProcessSnapImage(). Skipping Extension %x"), |
|
1768 iProcessImageImplList[iCurrentExtensionIndex].iImplUid.iUid ); |
|
1769 } |
|
1770 |
|
1771 #ifdef _DEBUG |
|
1772 if ( ( iStatus != KErrNone ) && ( iStatus != KRequestPending ) ) |
|
1773 { |
|
1774 LOGTEXT3(_L("Cae: CCaeStillStatesActive::DoExtensionsProcessSnapImage(). Error %d in ProcessSnapImage() for Extension %x"), |
|
1775 iStatus.Int(), iProcessImageImplList[iCurrentExtensionIndex].iImplUid.iUid ); |
|
1776 } |
|
1777 #endif |
|
1778 } |
|
1779 |
|
1780 if (!iStillCancelled) |
|
1781 { |
|
1782 // Note: For an asynchronous operation the status can be KErrNone |
|
1783 // if the operation has already finished and this thread has |
|
1784 // been signaled. |
|
1785 if ( ( iStatus == KErrNone || iStatus == KRequestPending ) && isAsyncOperation ) |
|
1786 { |
|
1787 // Come back after an asynchronous operation has finished |
|
1788 SetActive(); |
|
1789 } |
|
1790 else |
|
1791 { |
|
1792 iCurrentExtensionIndex = -1; |
|
1793 if ( iStatus == KErrNone ) |
|
1794 { |
|
1795 OstTrace0( CAMERASRV_PERFORMANCE, DUP1_CCAESTILLSTATESACTIVE_DOEXTENSIONSPROCESSSNAPIMAGE, "CamAppEngine_Perf:e_CAM_CAE_OPERATIONS 0" ); //CAE_ENGINE_OPERATIONS_END |
|
1796 Event( CCaeStillStatesActive::ECaeEventProcessSnapImageAllReady ); |
|
1797 } |
|
1798 else |
|
1799 { |
|
1800 // Note: negative status values are handled as "external errors" |
|
1801 // in RunL(). |
|
1802 if ( iStatus.Int() <= 0 ) |
|
1803 { |
|
1804 Event( (CCaeStillStatesActive::TCaeEvent)iStatus.Int() ); |
|
1805 } |
|
1806 else |
|
1807 { |
|
1808 Event( (CCaeStillStatesActive::TCaeEvent) KErrGeneral ); |
|
1809 } |
|
1810 } |
|
1811 } |
|
1812 } |
|
1813 } |
|
1814 |
|
1815 |
|
1816 // ----------------------------------------------------------------------------- |
|
1817 // CCaeStillStatesActive::DoDeliverSnapImage |
|
1818 // Deliver the snap image to the client. |
|
1819 // ----------------------------------------------------------------------------- |
|
1820 // |
|
1821 void CCaeStillStatesActive::DoDeliverSnapImage() |
|
1822 { |
|
1823 LOGTEXT( _L( "Cae: CCaeStillStatesActive::DoDeliverSnapImage()" ) ); |
|
1824 CAE_ASSERT_ALWAYS( !iStillCancelled ); |
|
1825 |
|
1826 if ( iSnapBitmap ) |
|
1827 { |
|
1828 iCaeObserver->McaeoSnapImageReady( *iSnapBitmap, KErrNone ); |
|
1829 delete( iSnapBitmap ); |
|
1830 iSnapBitmap = NULL; |
|
1831 } |
|
1832 else |
|
1833 { |
|
1834 iCaeObserver->McaeoSnapImageReady( *iBitmap, KErrNone ); |
|
1835 } |
|
1836 |
|
1837 if ( !iStillCancelled ) |
|
1838 { |
|
1839 if ( ExtModeActive() ) |
|
1840 { |
|
1841 Event( CCaeStillStatesActive::ECaeEventEnd ); // extension mode operation is completed |
|
1842 } |
|
1843 else |
|
1844 { |
|
1845 Event( CCaeStillStatesActive::ECaeEventDeliverSnapImageReady ); |
|
1846 } |
|
1847 } |
|
1848 } |
|
1849 |
|
1850 |
|
1851 // ----------------------------------------------------------------------------- |
|
1852 // CCaeStillStatesActive::DoExtensionsProcessStillImage |
|
1853 // |
|
1854 // Call the extensions for processing the still image. Subsequent synchronous |
|
1855 // methods are called inside a loop. After an asynchronous method, the extension |
|
1856 // signals the state machine which calls this function again for the next |
|
1857 // extension. |
|
1858 // ----------------------------------------------------------------------------- |
|
1859 // |
|
1860 void CCaeStillStatesActive::DoExtensionsProcessStillImage() |
|
1861 { |
|
1862 LOGTEXT( _L( "Cae: CCaeStillStatesActive::DoExtensionsProcessStillImage()" ) ); |
|
1863 |
|
1864 OstTrace0( CAMERASRV_PERFORMANCE, CCAESTILLSTATESACTIVE_DOEXTENSIONSPROCESSSTILLIMAGE, "e_CAM_CAE_OPERATIONS 1" ); //CAE_ENGINE_OPERATIONS_START |
|
1865 |
|
1866 TBool isAsyncOperation = EFalse; |
|
1867 |
|
1868 // Execute synchronous operations in loop. Exit the loop if there is an |
|
1869 // asynchronous function or a syncronous function has returned error status. |
|
1870 |
|
1871 while ( iStatus == KErrNone |
|
1872 && !iStillCancelled |
|
1873 && !isAsyncOperation |
|
1874 && ( ++iCurrentExtensionIndex < iProcessImageImplList.Count() ) ) |
|
1875 { |
|
1876 |
|
1877 TAny* interfacePtr = iProcessImageImplList[iCurrentExtensionIndex].iImplPtr; |
|
1878 |
|
1879 // Call extensions. Note that references to image pointers are given as |
|
1880 // parameters. The engine has shared the ownership with the extensions, |
|
1881 // which can also delete and create new images. |
|
1882 if ( iProcessImageImplList[iCurrentExtensionIndex].iIsActive ) |
|
1883 { |
|
1884 isAsyncOperation = STATIC_CAST( MCaeExtProcessImageInterface*, interfacePtr )->ProcessStillImage( |
|
1885 iStatus, iBitmap, iImageData, iImageHeaderData ); |
|
1886 } |
|
1887 else |
|
1888 { |
|
1889 LOGTEXT2(_L("Cae: CCaeStillStatesActive::DoExtensionsProcessStillImage(). Skipping extension %x"), |
|
1890 iProcessImageImplList[iCurrentExtensionIndex].iImplUid.iUid); |
|
1891 } |
|
1892 |
|
1893 #ifdef _DEBUG |
|
1894 if ( ( iStatus != KErrNone ) && ( iStatus != KRequestPending ) ) |
|
1895 { |
|
1896 LOGTEXT3(_L("Cae: CCaeStillStatesActive::DoExtensionsProcessStillImage(). Error %d in ProcessStillImage() for Extension %x"), |
|
1897 iStatus.Int(), iProcessImageImplList[iCurrentExtensionIndex].iImplUid.iUid); |
|
1898 } |
|
1899 #endif |
|
1900 } |
|
1901 |
|
1902 if (!iStillCancelled) |
|
1903 { |
|
1904 // Note: For an asynchronous operation the status can be KErrNone |
|
1905 // if the operation has already finished and this thread has |
|
1906 // been signaled. |
|
1907 if ( ( iStatus == KErrNone || iStatus == KRequestPending ) && isAsyncOperation ) |
|
1908 { |
|
1909 // Come back after an asynchronous operation has finished |
|
1910 SetActive(); |
|
1911 } |
|
1912 else |
|
1913 { |
|
1914 iCurrentExtensionIndex = -1; |
|
1915 if ( iStatus == KErrNone ) |
|
1916 { |
|
1917 OstTrace0( CAMERASRV_PERFORMANCE, DUP1_CCAESTILLSTATESACTIVE_DOEXTENSIONSPROCESSSTILLIMAGE, "e_CAM_CAE_OPERATIONS 0" ); //CAE_ENGINE_OPERATIONS_END |
|
1918 Event( CCaeStillStatesActive::ECaeEventProcessStillImageAllReady ); |
|
1919 } |
|
1920 else |
|
1921 { |
|
1922 // Note: negative status values are handled as "external errors" |
|
1923 // in RunL(). |
|
1924 if ( iStatus.Int() <= 0 ) |
|
1925 { |
|
1926 Event( (CCaeStillStatesActive::TCaeEvent)iStatus.Int() ); |
|
1927 } |
|
1928 else |
|
1929 { |
|
1930 Event( (CCaeStillStatesActive::TCaeEvent) KErrGeneral ); |
|
1931 } |
|
1932 } |
|
1933 } |
|
1934 } |
|
1935 } |
|
1936 |
|
1937 |
|
1938 // ----------------------------------------------------------------------------- |
|
1939 // CCaeStillStatesActive::DoEncodeStillImageToJpeg |
|
1940 // |
|
1941 // Encode bitmap to the Jpeg image. CCaeStillEncoder calls |
|
1942 // McaeseoHBufC8ImageReady callback when encoding is ready. |
|
1943 // Note that the callback can be called synchronously by , iStillEncoder |
|
1944 // if an error occurs in the still encoder. In that case also |
|
1945 // ErrorRecovery() has been called in McaeseoHBufC8ImageReady() *before* |
|
1946 // the method below returns. |
|
1947 // |
|
1948 // ----------------------------------------------------------------------------- |
|
1949 // |
|
1950 void CCaeStillStatesActive::DoEncodeStillImageToJpeg() |
|
1951 { |
|
1952 LOGTEXT( _L( "Cae: CCaeStillStatesActive::DoEncodeStillImageToJpeg()" ) ); |
|
1953 // Ownership will be transferred. Null the pointer already before the method |
|
1954 // call because it can call McaesdoCFbsBitmapImageReady() callback synchronously |
|
1955 // inside the method. |
|
1956 CFbsBitmap* tmpBitmap = iBitmap; |
|
1957 iBitmap = NULL; |
|
1958 iStillEncoder->SetCompressionQuality( iStillCompressionQuality ); |
|
1959 TRAPD( error, iStillEncoder->ConvertCFbsBitmapToHBufC8L( tmpBitmap ) ); |
|
1960 |
|
1961 #ifdef CAE_TEST_VERSION |
|
1962 // For simulating errors when compiled as special "test version". |
|
1963 CaeCreateAndDeliverStillImageError( error ); |
|
1964 #endif |
|
1965 |
|
1966 if ( error ) |
|
1967 { |
|
1968 // Handle error |
|
1969 ErrorRecovery( error ); |
|
1970 } |
|
1971 } |
|
1972 |
|
1973 |
|
1974 // ----------------------------------------------------------------------------- |
|
1975 // CCaeStillStatesActive::DoDeliverStillImage |
|
1976 // |
|
1977 // Deliver the still image to the client and delete internal images after that. |
|
1978 // Note: If ownership is transferred, the image pointers should be NULLed before |
|
1979 // calling the observer method. That is because the observer method can call back |
|
1980 // CancelStill() which tries to delete images. That is no allowed as images |
|
1981 // should be owned by the observer. |
|
1982 // ----------------------------------------------------------------------------- |
|
1983 // |
|
1984 void CCaeStillStatesActive::DoDeliverStillImage() |
|
1985 { |
|
1986 LOGTEXT( _L( "Cae: CCaeStillStatesActive::DoDeliverStillImage()" ) ); |
|
1987 CAE_ASSERT_ALWAYS( !iStillCancelled && ( iSnapBitmap == NULL ) ); |
|
1988 |
|
1989 // Deliver the still image to the client. |
|
1990 if ( IsBitmapOutput() ) |
|
1991 { |
|
1992 CFbsBitmap* tmpBitmap = iBitmap; |
|
1993 iBitmap = NULL; // ownership is transferred |
|
1994 OstTrace0( CAMERASRV_PERFORMANCE, CCAESTILLSTATESACTIVE_DODELIVERSTILLIMAGE, "e_CAM_ENG_SHOT_TO_STILL 0" ); //CAE_ENGINE_SHOT_TO_STILL_END |
|
1995 iCaeObserver->McaeoStillImageReady( tmpBitmap, NULL, KErrNone ); |
|
1996 } |
|
1997 else |
|
1998 { |
|
1999 HBufC8* tmpImageData = iImageData; |
|
2000 iImageData = NULL; // Ownership is tranferred |
|
2001 OstTrace0( CAMERASRV_PERFORMANCE, DUP1_CCAESTILLSTATESACTIVE_DODELIVERSTILLIMAGE, "e_CAM_ENG_SHOT_TO_STILL 0" ); //CAE_ENGINE_SHOT_TO_STILL_END |
|
2002 iCaeObserver->McaeoStillImageReady( NULL, tmpImageData, KErrNone ); |
|
2003 } |
|
2004 |
|
2005 // Delete all that is not NULL already. |
|
2006 delete iImageData; |
|
2007 iImageData = NULL; |
|
2008 delete iImageHeaderData; |
|
2009 iImageHeaderData = NULL; |
|
2010 delete iBitmap; |
|
2011 iBitmap = NULL; |
|
2012 |
|
2013 Event( CCaeStillStatesActive::ECaeEventEnd ); // The end. Actuall does no issue any event. |
|
2014 } |
|
2015 |
|
2016 |
|
2017 // ----------------------------------------------------------------------------- |
|
2018 // CCaeStillStatesActive::StartQuickCapture() |
|
2019 // |
|
2020 // ----------------------------------------------------------------------------- |
|
2021 // |
|
2022 void CCaeStillStatesActive::StartQuickCapture() |
|
2023 { |
|
2024 LOGTEXT( _L( "Cae: CCaeStillStatesActive::StartQuickCapture()" ) ); |
|
2025 CAE_ASSERT_DEBUG( iCurrentState == CCaeStillStatesActive::ECaeStateNone ); |
|
2026 HandleStart(); |
|
2027 } |
|
2028 |
|
2029 // ----------------------------------------------------------------------------- |
|
2030 // CCaeStillStatesActive::ExtModeActive() |
|
2031 // |
|
2032 // ----------------------------------------------------------------------------- |
|
2033 // |
|
2034 TBool CCaeStillStatesActive::ExtModeActive() |
|
2035 { |
|
2036 LOGTEXT2( _L( "Cae: CCaeStillStatesActive::ExtModeActive() %d" ), iExtModeActive ); |
|
2037 return( iExtModeActive ); |
|
2038 } |
|
2039 |
|
2040 // ----------------------------------------------------------------------------- |
|
2041 // CCaeStillStatesActive::SetExtModeActiveL() |
|
2042 // |
|
2043 // ----------------------------------------------------------------------------- |
|
2044 // |
|
2045 void CCaeStillStatesActive::SetExtModeActiveL( TBool aExtModeActive ) |
|
2046 { |
|
2047 LOGTEXT2( _L( "Cae: CCaeStillStatesActive::SetExtModeActiveL() %d" ), aExtModeActive ); |
|
2048 iExtModeActive = aExtModeActive; |
|
2049 iStillCancelled = EFalse; // clear previous cancel request of still capture |
|
2050 |
|
2051 // Create new instance of still image queue object. |
|
2052 if ( aExtModeActive && !iImageQueueExtPro ) |
|
2053 { |
|
2054 iImageQueueExtPro = CCaeImageQueueExtPro::NewL(); |
|
2055 } |
|
2056 else if ( !aExtModeActive ) |
|
2057 { |
|
2058 delete iImageQueueExtPro; |
|
2059 iImageQueueExtPro = 0; |
|
2060 } |
|
2061 |
|
2062 } |
|
2063 |
|
2064 // ----------------------------------------------------------------------------- |
|
2065 // CCaeStillStatesActive::ProcessExtSnapImage |
|
2066 // Process extension for snap image |
|
2067 // ----------------------------------------------------------------------------- |
|
2068 // |
|
2069 TInt CCaeStillStatesActive::ProcessExtSnapImage( CFbsBitmap* aSnapImage ) |
|
2070 { |
|
2071 LOGTEXT( _L( "Cae: CCaeStillStatesActive::ProcessExtSnapImage()" )); |
|
2072 |
|
2073 TInt result = iImageQueueExtPro->AppendImage( aSnapImage, NULL, EFalse, ETrue ); |
|
2074 if ( result == KErrNone && // image was saved ok |
|
2075 iCurrentState == CCaeStillStatesActive::ECaeStateNone && // state machine is idle |
|
2076 iImageQueueExtPro->ImageCount() < 2 ) // queue was empty |
|
2077 { |
|
2078 // Send event to start processing, state machine will stop when queue is empty |
|
2079 // and return then back to ECaeStateNone state |
|
2080 Event( CCaeStillStatesActive::ECaeEventImageQueueExtPro ); |
|
2081 } |
|
2082 return ( result ); |
|
2083 } |
|
2084 |
|
2085 // ----------------------------------------------------------------------------- |
|
2086 // CCaeStillStatesActive::ProcessExtCapturedImage |
|
2087 // Process extension for captured jpg image |
|
2088 // ----------------------------------------------------------------------------- |
|
2089 // |
|
2090 TInt CCaeStillStatesActive::ProcessExtCapturedImage( HBufC8* aImageData, TBool aLastImage ) |
|
2091 { |
|
2092 LOGTEXT( _L( "Cae: CCaeStillStatesActive::ProcessExtCapturedImage() jpg" )); |
|
2093 |
|
2094 TInt result = KErrNone; |
|
2095 result = iImageQueueExtPro->AppendImage( NULL, aImageData, aLastImage, EFalse ); |
|
2096 |
|
2097 if ( result == KErrNone && // image was saved ok |
|
2098 iCurrentState == CCaeStillStatesActive::ECaeStateNone && // state machine is idle |
|
2099 iImageQueueExtPro->ImageCount() < 2 ) // queue was empty |
|
2100 { |
|
2101 // Send event to start processing, state machine will stop when queue is empty |
|
2102 // and return then back to ECaeStateNone state |
|
2103 Event( CCaeStillStatesActive::ECaeEventImageQueueExtPro ); |
|
2104 } |
|
2105 |
|
2106 return ( result ); |
|
2107 } |
|
2108 |
|
2109 // ----------------------------------------------------------------------------- |
|
2110 // CCaeStillStatesActive::ProcessExtCapturedImage |
|
2111 // Process extension for captured bitmap image |
|
2112 // ----------------------------------------------------------------------------- |
|
2113 // |
|
2114 TInt CCaeStillStatesActive::ProcessExtCapturedImage( CFbsBitmap* aImageBitmapData, TBool aLastImage ) |
|
2115 { |
|
2116 LOGTEXT( _L( "Cae: CCaeStillStatesActive::ProcessExtCapturedImage() bitmap" )); |
|
2117 |
|
2118 TInt result = KErrNone; |
|
2119 result = iImageQueueExtPro->AppendImage( aImageBitmapData, NULL, aLastImage, EFalse ); |
|
2120 |
|
2121 if ( result == KErrNone && // image was saved ok |
|
2122 iCurrentState == CCaeStillStatesActive::ECaeStateNone && // state machine is idle |
|
2123 iImageQueueExtPro->ImageCount() < 2 ) // queue was empty |
|
2124 { |
|
2125 // Send event to start processing, state machine will stop when queue is empty |
|
2126 // and return then back to ECaeStateNone state |
|
2127 Event( CCaeStillStatesActive::ECaeEventImageQueueExtPro ); |
|
2128 } |
|
2129 |
|
2130 return ( result ); |
|
2131 } |
|
2132 |
|
2133 // ----------------------------------------------------------------------------- |
|
2134 // CCaeStillStatesActive::SetBurstModeVFOptimization() |
|
2135 // ----------------------------------------------------------------------------- |
|
2136 // |
|
2137 void CCaeStillStatesActive::SetBurstModeVFOptimization( |
|
2138 TBool aBurstModeVFOptimization ) |
|
2139 { |
|
2140 LOGTEXT2( _L( "Cae: CCaeStillStatesActive::SetBurstModeVFOptimization(%d)" ), aBurstModeVFOptimization); |
|
2141 iBurstModeVFOptimization = aBurstModeVFOptimization; |
|
2142 } |
|
2143 |
|
2144 // End of File |