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1 /* |
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2 * Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Video Source subsystem. |
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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 |
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21 #include <e32svr.h> |
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22 #include <fbs.h> |
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23 |
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24 #include "CVSCameraDataProvider.h" |
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25 #include "CVSOnboardCameraDataProvider.h" |
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26 #include "VSPanic.h" |
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27 |
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28 // EXTERNAL FUNCTION PROTOTYPES |
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29 |
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30 // MACROS |
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31 |
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32 #ifdef _DEBUG |
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33 # define __IF_DEBUG(t) {RDebug::t;} |
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34 #else |
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35 # define __IF_DEBUG(t) |
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36 #endif |
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37 |
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38 // LOCAL CONSTANTS AND MACROS |
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39 |
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40 static const TInt KQcifWidth = 176; |
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41 static const TInt KQcifHeight = 144; |
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42 static const TReal32 KFrameRate = 15.0; |
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43 static const TInt KFrozenFrameBufferSize = ( KQcifWidth * KQcifHeight ) + ( KQcifWidth * KQcifHeight ) / 2; |
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44 static const TInt KCCameraPriority = 80; |
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45 |
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46 // ============================ MEMBER FUNCTIONS =============================== |
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47 |
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48 // ============================= CVsFrameBuffer ================================ |
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49 |
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50 // ----------------------------------------------------------------------------- |
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51 // CVsFrameBuffer::NewL( TInt aSize ) |
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52 // ----------------------------------------------------------------------------- |
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53 // |
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54 EXPORT_C CVsFrameBuffer* CVsFrameBuffer::NewL( TInt aSize ) |
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55 { |
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56 CVsFrameBuffer* self = new ( ELeave ) CVsFrameBuffer(); |
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57 CleanupStack::PushL( self ); |
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58 self->ConstructL( aSize ); |
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59 CleanupStack::Pop(); // self |
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60 return self; |
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61 } |
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62 |
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63 // ----------------------------------------------------------------------------- |
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64 // CVsFrameBuffer::~CVsFrameBuffer() |
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65 // ----------------------------------------------------------------------------- |
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66 // |
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67 EXPORT_C CVsFrameBuffer::~CVsFrameBuffer() |
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68 { |
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69 delete iBuffer; |
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70 } |
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71 |
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72 // ----------------------------------------------------------------------------- |
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73 // CVsFrameBuffer::CopyProperties( MFrameBuffer* aSource ) |
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74 // ----------------------------------------------------------------------------- |
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75 // |
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76 void CVsFrameBuffer::CopyProperties( MFrameBuffer* aSource ) |
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77 { |
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78 MFrameBuffer::iIndexOfFirstFrameInBuffer = aSource->iIndexOfFirstFrameInBuffer; |
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79 MFrameBuffer::iElapsedTime = aSource->iElapsedTime; |
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80 } |
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81 |
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82 // ----------------------------------------------------------------------------- |
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83 // CVsFrameBuffer::CopyProperties( MCameraBuffer* aSource ) |
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84 // ----------------------------------------------------------------------------- |
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85 // |
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86 void CVsFrameBuffer::CopyProperties( MCameraBuffer* aSource ) |
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87 { |
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88 MCameraBuffer::iIndexOfFirstFrameInBuffer = aSource->iIndexOfFirstFrameInBuffer; |
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89 MCameraBuffer::iElapsedTime = aSource->iElapsedTime; |
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90 } |
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91 |
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92 // ----------------------------------------------------------------------------- |
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93 // CVsFrameBuffer::CopyFrameL( MFrameBuffer* aSource ) |
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94 // ----------------------------------------------------------------------------- |
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95 // |
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96 void CVsFrameBuffer::CopyFrameL( MFrameBuffer* aSource ) |
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97 { |
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98 iPtr = *( aSource->DataL( 0 ) ); |
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99 CopyProperties( aSource ); |
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100 } |
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101 |
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102 // ----------------------------------------------------------------------------- |
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103 // CVsFrameBuffer::CopyFrameL( MCameraBuffer* aSource ) |
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104 // ----------------------------------------------------------------------------- |
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105 // |
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106 void CVsFrameBuffer::CopyFrameL( MCameraBuffer* aSource ) |
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107 { |
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108 iPtr = *( aSource->DataL( 0 ) ); |
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109 CopyProperties( aSource ); |
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110 } |
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111 |
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112 // ----------------------------------------------------------------------------- |
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113 // CVsFrameBuffer::DataL( TInt aIndex ) |
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114 // ----------------------------------------------------------------------------- |
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115 // |
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116 TDesC8* CVsFrameBuffer::DataL( TInt aIndex ) |
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117 { |
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118 if( aIndex != 0 ) |
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119 { |
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120 User::Leave( KErrNotSupported ); |
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121 } |
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122 |
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123 return &iPtr; |
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124 } |
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125 |
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126 // ----------------------------------------------------------------------------- |
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127 // CVsFrameBuffer::FrameL( TInt aIndex ) |
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128 // ----------------------------------------------------------------------------- |
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129 // |
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130 CFbsBitmap* CVsFrameBuffer::FrameL( TInt aIndex ) |
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131 { |
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132 ( void ) aIndex; |
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133 User::Leave( KErrNotSupported ); |
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134 return 0; |
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135 } |
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136 |
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137 // ----------------------------------------------------------------------------- |
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138 // CVsFrameBuffer::Release() |
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139 // ----------------------------------------------------------------------------- |
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140 // |
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141 void CVsFrameBuffer::Release() |
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142 { |
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143 // Nothing to do |
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144 } |
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145 |
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146 // ----------------------------------------------------------------------------- |
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147 // CVsFrameBuffer::FrameSize() |
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148 // ----------------------------------------------------------------------------- |
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149 // |
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150 TInt CVsFrameBuffer::FrameSize( TInt /*aFrameIndex*/ ) |
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151 { |
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152 return KErrNotSupported; |
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153 } |
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154 // ----------------------------------------------------------------------------- |
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155 // CVsFrameBuffer::ChunkOffsetL() |
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156 // ----------------------------------------------------------------------------- |
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157 // |
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158 TInt CVsFrameBuffer::ChunkOffsetL( TInt /*aFrameIndex*/ ) |
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159 { |
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160 User::Leave( KErrNotSupported ); |
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161 return KErrNotSupported; |
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162 } |
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163 // ----------------------------------------------------------------------------- |
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164 // CVsFrameBuffer::ChunkL() |
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165 // ----------------------------------------------------------------------------- |
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166 // |
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167 RChunk& CVsFrameBuffer::ChunkL() |
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168 { |
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169 User::Leave( KErrNotSupported ); |
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170 RChunk* help = NULL; |
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171 return *help; |
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172 } |
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173 // ----------------------------------------------------------------------------- |
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174 // CVsFrameBuffer::BitmapL() |
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175 // ----------------------------------------------------------------------------- |
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176 // |
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177 CFbsBitmap& CVsFrameBuffer::BitmapL(TInt /*aFrameIndex*/ ) |
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178 { |
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179 CFbsBitmap* helpbit = new (ELeave) CFbsBitmap; |
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180 CleanupStack::PushL( helpbit ); |
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181 User::Leave( KErrNotSupported ); |
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182 CleanupStack::Pop( helpbit ); |
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183 delete helpbit; |
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184 return *helpbit; |
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185 } |
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186 |
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187 // ----------------------------------------------------------------------------- |
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188 // CVsFrameBuffer::NumFrames() |
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189 // ----------------------------------------------------------------------------- |
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190 // |
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191 TInt CVsFrameBuffer::NumFrames() |
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192 { |
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193 return KErrNotSupported; |
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194 } |
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195 // ----------------------------------------------------------------------------- |
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196 // CVsFrameBuffer::CVsFrameBuffer() |
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197 // ----------------------------------------------------------------------------- |
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198 // |
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199 CVsFrameBuffer::CVsFrameBuffer() |
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200 : iPtr( 0, 0 ) |
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201 { |
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202 } |
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203 |
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204 // ----------------------------------------------------------------------------- |
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205 // CVsFrameBuffer::ConstructL( TInt aSize ) |
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206 // ----------------------------------------------------------------------------- |
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207 // |
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208 void CVsFrameBuffer::ConstructL( TInt aSize ) |
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209 { |
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210 iBuffer = HBufC8::NewL( aSize ); |
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211 iPtr.Set( iBuffer->Des() ); |
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212 } |
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213 |
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214 // ========================= CVSCameraDataProvider ============================= |
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215 |
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216 // ----------------------------------------------------------------------------- |
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217 // CVSCameraDataProvider::NewL |
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218 // ----------------------------------------------------------------------------- |
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219 // |
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220 CVSCameraDataProvider* CVSCameraDataProvider::NewL( |
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221 MVSDataProviderObserver* aObserver, |
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222 TInt aProviderIndex, |
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223 MVSBufferPool* aPool ) |
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224 { |
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225 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::NewL() >>"), RThread().Id().operator TUint())); |
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226 CVSCameraDataProvider* self = |
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227 new (ELeave) CVSOnboardCameraDataProvider( aObserver, aPool ); |
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228 CleanupStack::PushL( self ); |
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229 self->ConstructL( aProviderIndex ); |
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230 CleanupStack::Pop( self ); |
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231 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::NewL() <<"), RThread().Id().operator TUint())); |
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232 return self; |
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233 } |
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234 |
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235 // ----------------------------------------------------------------------------- |
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236 // CVSCameraDataProvider::~CVSCameraDataProvider |
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237 // ----------------------------------------------------------------------------- |
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238 // |
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239 CVSCameraDataProvider::~CVSCameraDataProvider() |
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240 { |
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241 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::~CVSCameraDataProvider() >>"), RThread().Id().operator TUint())); |
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242 delete iFrozenFrame; |
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243 delete iFrozenVFFrameCopy; |
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244 delete iSource; |
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245 delete iFrozenVFFrameToBeSent; |
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246 delete iTarget; |
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247 delete iScaler; |
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248 delete iCamImgProc; |
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249 if ( &Camera() != NULL ) |
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250 { |
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251 Camera().Release(); |
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252 } |
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253 delete iCamera; |
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254 iFreezeCS.Close(); |
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255 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::~CVSCameraDataProvider() <<"), RThread().Id().operator TUint())); |
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256 } |
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257 |
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258 // ----------------------------------------------------------------------------- |
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259 // CVSCameraDataProvider::InitializeL |
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260 // ----------------------------------------------------------------------------- |
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261 // |
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262 void CVSCameraDataProvider::InitializeL( const TDesC8& /*aInitParams*/ ) |
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263 { |
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264 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::InitializeL() >>"), RThread().Id().operator TUint())); |
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265 Camera().Reserve(); |
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266 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::InitializeL() <<"), RThread().Id().operator TUint())); |
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267 } |
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268 |
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269 // ----------------------------------------------------------------------------- |
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270 // CVSCameraDataProvider::DigitalZoomFactor |
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271 // ----------------------------------------------------------------------------- |
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272 // |
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273 TInt CVSCameraDataProvider::DigitalZoomFactor() const |
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274 { |
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275 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::DigitalZoomFactor() >>"), RThread().Id().operator TUint())); |
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276 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::DigitalZoomFactor() <<"), RThread().Id().operator TUint())); |
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277 return Camera().DigitalZoomFactor(); |
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278 } |
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279 |
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280 // ----------------------------------------------------------------------------- |
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281 // CVSCameraDataProvider::SetDigitalZoomFactorL |
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282 // ----------------------------------------------------------------------------- |
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283 // |
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284 void CVSCameraDataProvider::SetDigitalZoomFactorL( TInt aDigitalZoomFactor) |
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285 { |
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286 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::SetDigitalZoomFactorL() >>"), RThread().Id().operator TUint())); |
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287 Camera().SetDigitalZoomFactorL( aDigitalZoomFactor ); |
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288 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::SetDigitalZoomFactorL() <<"), RThread().Id().operator TUint())); |
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289 } |
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290 |
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291 // ----------------------------------------------------------------------------- |
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292 // CVSCameraDataProvider::StartViewFinderBitmapsL |
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293 // ----------------------------------------------------------------------------- |
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294 // |
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295 void CVSCameraDataProvider::StartViewFinderBitmapsL( TSize& aSize ) |
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296 { |
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297 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::StartViewFinderBitmapsL() >>"), RThread().Id().operator TUint())); |
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298 TCameraInfo info; |
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299 Camera().CameraInfo( info ); |
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300 if ( !(info.iOptionsSupported & TCameraInfo::EViewFinderBitmapsSupported) ) |
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301 { |
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302 User::Leave( KErrNotSupported ); |
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303 } |
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304 if( IsFrozen()&& iHasFrozenVFFrameCopyCreated ) |
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305 { |
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306 ScaleFrozenBitmapL( aSize ); |
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307 } |
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308 Camera().StartViewFinderBitmapsL( aSize ); |
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309 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::StartViewFinderBitmapsL() <<"), RThread().Id().operator TUint())); |
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310 } |
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311 |
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312 // ----------------------------------------------------------------------------- |
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313 // CVSCameraDataProvider::StartViewFinderBitmapsL |
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314 // ----------------------------------------------------------------------------- |
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315 // |
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316 void CVSCameraDataProvider::StartViewFinderBitmapsL( TSize&, TRect& ) |
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317 { |
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318 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::StartViewFinderBitmapsL() >>"), RThread().Id().operator TUint())); |
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319 User::Leave( KErrNotSupported ); |
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320 } |
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321 |
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322 // ----------------------------------------------------------------------------- |
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323 // CVSCameraDataProvider::StopViewFinder |
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324 // ----------------------------------------------------------------------------- |
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325 // |
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326 void CVSCameraDataProvider::StopViewFinder() |
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327 { |
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328 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::StopViewFinder() >>"), RThread().Id().operator TUint())); |
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329 Camera().StopViewFinder(); |
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330 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::StopViewFinder() <<"), RThread().Id().operator TUint())); |
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331 } |
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332 |
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333 // ----------------------------------------------------------------------------- |
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334 // CVSCameraDataProvider::ViewFinderActive |
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335 // ----------------------------------------------------------------------------- |
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336 // |
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337 TBool CVSCameraDataProvider::ViewFinderActive() const |
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338 { |
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339 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::ViewFinderActive() >>"), RThread().Id().operator TUint())); |
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340 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::ViewFinderActive() <<"), RThread().Id().operator TUint())); |
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341 return Camera().ViewFinderActive(); |
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342 } |
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343 |
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344 // ----------------------------------------------------------------------------- |
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345 // CVSCameraDataProvider::StartViewFinderDirectL |
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346 // ----------------------------------------------------------------------------- |
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347 // |
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348 void CVSCameraDataProvider::StartViewFinderDirectL( RWsSession&, |
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349 CWsScreenDevice&, RWindowBase&, TRect& ) |
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350 { |
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351 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::StartViewFinderDirectL() >>"), RThread().Id().operator TUint())); |
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352 User::Leave( KErrNotSupported ); |
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353 } |
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354 |
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355 // ----------------------------------------------------------------------------- |
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356 // CVSCameraDataProvider::StartViewFinderDirectL |
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357 // ----------------------------------------------------------------------------- |
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358 // |
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359 void CVSCameraDataProvider::StartViewFinderDirectL( RWsSession&, |
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360 CWsScreenDevice&, RWindowBase&, TRect&, TRect& ) |
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361 { |
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362 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::StartViewFinderDirectL() >>"), RThread().Id().operator TUint())); |
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363 User::Leave( KErrNotSupported ); |
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364 } |
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365 |
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366 // ----------------------------------------------------------------------------- |
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367 // CVSCameraDataProvider::ProviderInfo |
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368 // ----------------------------------------------------------------------------- |
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369 // |
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370 void CVSCameraDataProvider::ProviderInfo( TVSDataProviderInfo& aInfo ) |
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371 { |
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372 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::ProviderInfo() >>"), RThread().Id().operator TUint())); |
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373 Camera().CameraInfo( static_cast< TCameraInfo& >( aInfo ) ); |
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374 aInfo.iFreezeSupported = ETrue; |
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375 TRAP_IGNORE( ProviderInfoExL( aInfo ) ); |
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376 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::ProviderInfo() <<"), RThread().Id().operator TUint())); |
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377 } |
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378 |
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379 // ----------------------------------------------------------------------------- |
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380 // CVSCameraDataProvider::SetViewFinderMirrorL |
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381 // ----------------------------------------------------------------------------- |
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382 // |
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383 void CVSCameraDataProvider::SetViewFinderMirrorL( TBool aMirror ) |
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384 { |
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385 Camera().SetViewFinderMirrorL( aMirror ); |
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386 } |
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387 |
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388 // ----------------------------------------------------------------------------- |
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389 // CVSCameraDataProvider::ViewFinderMirror |
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390 // ----------------------------------------------------------------------------- |
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391 // |
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392 TBool CVSCameraDataProvider::ViewFinderMirror() const |
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393 { |
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394 return Camera().ViewFinderMirror(); |
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395 } |
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396 |
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397 // ----------------------------------------------------------------------------- |
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398 // CVSCameraDataProvider::FreezeL |
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399 // ----------------------------------------------------------------------------- |
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400 // |
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401 void CVSCameraDataProvider::FreezeL() |
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402 { |
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403 iFreezeCS.Wait(); |
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404 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::FreezeL() >>"), RThread().Id().operator TUint())); |
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405 if( !IsFrozen() ) |
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406 { |
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407 iFrozen = ETrue; |
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408 iFrozenVfFrameReady = EFalse; |
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409 iFreezePendingFlags = EViewFinderFreezePending | EVideoFrameFreezePending; |
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410 } |
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411 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::FreezeL() <<"), RThread().Id().operator TUint())); |
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412 iFreezeCS.Signal(); |
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413 } |
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414 |
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415 // ----------------------------------------------------------------------------- |
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416 // CVSCameraDataProvider::UnfreezeL |
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417 // ----------------------------------------------------------------------------- |
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418 // |
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419 void CVSCameraDataProvider::UnfreezeL() |
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420 { |
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421 iFreezeCS.Wait(); |
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422 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::UnfreezeL() >>"), RThread().Id().operator TUint())); |
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423 if( IsFrozen() ) |
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424 { |
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425 iFrozen = EFalse; |
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426 iFreezePendingFlags = 0; |
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427 iHasFrozenVFFrameCopyCreated = EFalse; |
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428 } |
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429 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::UnfreezeL() <<"), RThread().Id().operator TUint())); |
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430 iFreezeCS.Signal(); |
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431 } |
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432 |
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433 // ----------------------------------------------------------------------------- |
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434 // CVSCameraDataProvider::IsFrozen |
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435 // ----------------------------------------------------------------------------- |
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436 // |
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437 TBool CVSCameraDataProvider::IsFrozen() const |
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438 { |
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439 return iFrozen; |
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440 } |
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441 |
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442 // ----------------------------------------------------------------------------- |
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443 // CVSCameraDataProvider::ImageReady |
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444 // ----------------------------------------------------------------------------- |
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445 // |
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446 void CVSCameraDataProvider::ImageReady( |
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447 CFbsBitmap* /*aBitmap*/, HBufC8* /*aData*/, TInt /*aError*/ ) |
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448 { |
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449 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::ImageReady() >>"), RThread().Id().operator TUint())); |
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450 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::ImageReady() <<"), RThread().Id().operator TUint())); |
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451 } |
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452 |
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453 // ----------------------------------------------------------------------------- |
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454 // CVSCameraDataProvider::PowerOnComplete |
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455 // ----------------------------------------------------------------------------- |
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456 // |
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457 void CVSCameraDataProvider::PowerOnComplete( TInt aError ) |
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458 { |
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459 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::PowerOnComplete() >>"), RThread().Id().operator TUint())); |
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460 if ( !iPowerOnComplete ) |
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461 { |
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462 if ( aError == KErrNone ) |
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463 { |
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464 iPowerOnComplete = ETrue; |
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465 iCameraHandle = Camera().Handle(); |
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466 // Setup ECAM so that the returned image is ok even if view finder |
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467 // is asked before video |
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468 TCameraInfo info; |
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469 Camera().CameraInfo( info ); |
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470 if ( !(info.iOptionsSupported & |
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471 TCameraInfo::EViewFinderBitmapsSupported) ) |
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472 { |
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473 NotifyError( KErrNotSupported ); |
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474 return; // End debug print is missed |
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475 } |
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476 TInt sizeIndex, rateIndex; |
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477 sizeIndex = rateIndex = 0; |
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478 for ( |
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479 sizeIndex = 0; |
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480 sizeIndex < info.iNumVideoFrameSizesSupported; |
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481 sizeIndex++ ) |
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482 { |
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483 TSize size; |
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484 Camera().EnumerateVideoFrameSizes( |
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485 size, |
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486 sizeIndex, |
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487 CCamera::EFormatYUV420Planar ); |
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488 if ( size == TSize( KQcifWidth, KQcifHeight ) ) |
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489 { |
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490 TReal32 rate; |
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491 for ( |
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492 rateIndex = 0; |
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493 rateIndex < info.iNumVideoFrameRatesSupported; |
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494 rateIndex++ ) |
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495 { |
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496 Camera().EnumerateVideoFrameRates( |
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497 rate, |
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498 rateIndex, |
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499 CCamera::EFormatYUV420Planar, |
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500 sizeIndex ); |
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501 if ( KFrameRate == rate ) |
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502 { |
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503 TRAPD( |
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504 err, |
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505 Camera().PrepareVideoCaptureL( |
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506 CCamera::EFormatYUV420Planar, |
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507 sizeIndex, |
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508 rateIndex, |
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509 2, |
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510 1) ); |
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511 if ( err != KErrNone ) |
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512 { |
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513 NotifyError( err ); |
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514 return; // End debug print is missed |
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515 } |
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516 break; |
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517 } |
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518 } |
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519 break; |
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520 } |
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521 } |
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522 Observer().vsProviderReady(); |
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523 } |
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524 else |
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525 { |
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526 NotifyError( aError ); |
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527 } |
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528 } |
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529 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::PowerOnComplete() <<"), RThread().Id().operator TUint())); |
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530 } |
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531 |
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532 // ----------------------------------------------------------------------------- |
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533 // CVSCameraDataProvider::ViewFinderFrameReady |
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534 // ----------------------------------------------------------------------------- |
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535 // |
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536 void CVSCameraDataProvider::ViewFinderFrameReady( CFbsBitmap& aFrame ) |
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537 { |
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538 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::ViewFinderFrameReady() >>"), RThread().Id().operator TUint())); |
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539 if( iFreezePendingFlags & EViewFinderFreezePending ) |
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540 { |
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541 FreezeViewFinderFrame( aFrame ); |
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542 } |
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543 if( IsFrozen() && !( iFreezePendingFlags & EViewFinderFreezePending ) && iFrozenVfFrameReady ) |
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544 { |
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545 Observer().vsViewFinderFrameReady( *iFrozenVFFrameToBeSent ); |
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546 } |
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547 else if( !IsFrozen() ) |
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548 { |
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549 Observer().vsViewFinderFrameReady( aFrame ); |
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550 } |
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551 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::ViewFinderFrameReady() <<"), RThread().Id().operator TUint())); |
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552 } |
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553 |
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554 // ----------------------------------------------------------------------------- |
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555 // CVSCameraDataProvider::ImageBufferReady |
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556 // ----------------------------------------------------------------------------- |
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557 // |
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558 void CVSCameraDataProvider::ImageBufferReady(MCameraBuffer& /*aCameraBuffer*/,TInt /*aError*/) |
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559 { |
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560 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::ImageBufferReady() >>"), RThread().Id().operator TUint())); |
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561 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::ImageBufferReady() <<"), RThread().Id().operator TUint())); |
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562 } |
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563 |
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564 // ----------------------------------------------------------------------------- |
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565 // CVSCameraDataProvider::ScalingFinished |
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566 // ----------------------------------------------------------------------------- |
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567 // |
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568 void CVSCameraDataProvider::ScalingFinished( TInt aError ) |
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569 { |
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570 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::ScalingFinished() >>"), RThread().Id().operator TUint())); |
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571 if( aError == KErrNone ) |
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572 { |
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573 iFrozenVfFrameReady = ETrue; |
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574 } |
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575 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::ScalingFinished() <<"), RThread().Id().operator TUint())); |
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576 } |
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577 |
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578 // ----------------------------------------------------------------------------- |
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579 // CVSCameraDataProvider::CVSCameraDataProvider |
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580 // ----------------------------------------------------------------------------- |
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581 // |
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582 CVSCameraDataProvider::CVSCameraDataProvider( |
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583 MVSDataProviderObserver* aObserver, |
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584 MVSBufferPool* aPool ) : |
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585 CVSDataProvider( aObserver, aPool ) |
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586 { |
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587 } |
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588 |
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589 // ----------------------------------------------------------------------------- |
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590 // CVSCameraDataProvider::ConstructL |
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591 // ----------------------------------------------------------------------------- |
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592 // |
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593 void CVSCameraDataProvider::ConstructL( TInt aProviderIndex ) |
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594 { |
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595 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::ConstructL() >>"), RThread().Id().operator TUint())); |
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596 CVSDataProvider::ConstructL(); |
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597 // New CCamera API imp |
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598 // Check which API is suported |
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599 TRAPD( error, iCamera = |
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600 CCamera::New2L( *this, aProviderIndex, KCCameraPriority ) ); |
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601 // try to create using API |
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602 if ( error ) |
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603 { |
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604 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::ConstructL() New2L failed, using NewL instead"), RThread().Id().operator TUint())); |
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605 iCamera = CCamera::NewL( *this, aProviderIndex ); |
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606 } |
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607 iFrozenVFFrameCopy = new ( ELeave ) CFbsBitmap(); |
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608 iFrozenVFFrameToBeSent = new ( ELeave ) CFbsBitmap(); |
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609 iScaler = CVtImageScaler::NewL( *this ); |
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610 iFrozenFrame = CVsFrameBuffer::NewL( KFrozenFrameBufferSize ); |
|
611 |
|
612 iHasFrozenVFFrameCopyCreated = EFalse; |
|
613 |
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614 // Camera image processing |
|
615 TRAP( error, iCamImgProc = |
|
616 CCamera::CCameraImageProcessing::NewL( *iCamera ) ); |
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617 User::LeaveIfError( iFreezeCS.CreateLocal() ); |
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618 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::ConstructL() <<"), RThread().Id().operator TUint())); |
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619 } |
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620 |
|
621 // ----------------------------------------------------------------------------- |
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622 // CVSCameraDataProvider::FreezeViewFinderFrame |
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623 // ----------------------------------------------------------------------------- |
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624 // |
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625 void CVSCameraDataProvider::FreezeViewFinderFrame( CFbsBitmap& aFrame ) |
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626 { |
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627 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::FreezeViewFinderFrame() >>"), RThread().Id().operator TUint())); |
|
628 |
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629 TSize frameSize( aFrame.SizeInPixels() ); |
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630 |
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631 TUint scanlineLength( CFbsBitmap::ScanLineLength( frameSize.iWidth, aFrame.DisplayMode() ) ); |
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632 |
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633 TInt result = iFrozenVFFrameCopy->Create( frameSize, aFrame.DisplayMode() ); |
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634 |
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635 if( result != KErrNone ) |
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636 { |
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637 Observer().vsProviderError( result ); |
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638 return; |
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639 } |
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640 |
|
641 iFrozenVFFrameCopy->LockHeap(); |
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642 const TUint8* source = reinterpret_cast< TUint8* >( aFrame.DataAddress() ); |
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643 TUint8* dest = reinterpret_cast< TUint8* >( iFrozenVFFrameCopy->DataAddress() ); |
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644 for( TInt y = frameSize.iHeight - 1; y >= 0; y-- ) |
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645 { |
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646 Mem::Copy( dest, source, scanlineLength ); |
|
647 dest += scanlineLength; |
|
648 source += scanlineLength; |
|
649 } |
|
650 iFrozenVFFrameCopy->UnlockHeap(); |
|
651 TRAP( result, ScaleFrozenBitmapL( frameSize ) ); |
|
652 iFreezePendingFlags &= ~EViewFinderFreezePending; |
|
653 iHasFrozenVFFrameCopyCreated = ETrue; |
|
654 if( result != KErrNone ) |
|
655 { |
|
656 Observer().vsProviderError( result ); |
|
657 } |
|
658 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::FreezeViewFinderFrame() <<"), RThread().Id().operator TUint())); |
|
659 } |
|
660 |
|
661 // ----------------------------------------------------------------------------- |
|
662 // CVSCameraDataProvider::ScaleFrozenBitmapL |
|
663 // ----------------------------------------------------------------------------- |
|
664 // |
|
665 void CVSCameraDataProvider::ScaleFrozenBitmapL( TSize& aSize ) |
|
666 { |
|
667 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::ScaleFrozenBitmapL() >>"), RThread().Id().operator TUint())); |
|
668 iFrozenVfFrameReady = EFalse; |
|
669 delete iSource; iSource = 0; |
|
670 iSource = CVtImageBitmap::NewL( iFrozenVFFrameCopy->Handle() ); |
|
671 User::LeaveIfError( iFrozenVFFrameToBeSent->Create( aSize, iFrozenVFFrameCopy->DisplayMode() ) ); |
|
672 delete iTarget; iTarget = 0; |
|
673 iTarget = CVtImageBitmap::NewL( iFrozenVFFrameToBeSent->Handle() ); |
|
674 iScaler->Cancel(); |
|
675 iScaler->ScaleL( *iSource, *iTarget ); |
|
676 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::ScaleFrozenBitmapL() <<"), RThread().Id().operator TUint())); |
|
677 } |
|
678 |
|
679 // ----------------------------------------------------------------------------- |
|
680 // CVSCameraDataProvider::ProviderInfoExL |
|
681 // ----------------------------------------------------------------------------- |
|
682 // |
|
683 void CVSCameraDataProvider::ProviderInfoExL( TVSDataProviderInfo& aInfo ) |
|
684 { |
|
685 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::ProviderInfoExL() >>"), RThread().Id().operator TUint())); |
|
686 aInfo.iSupportedColorTones = CCamera::CCameraImageProcessing::EEffectNone; |
|
687 // Check if colortone is suported and set colortone values |
|
688 if ( iCamImgProc ) |
|
689 { |
|
690 RArray< TUid > uids; |
|
691 CleanupClosePushL( uids ); |
|
692 iCamImgProc->GetSupportedTransformationsL( uids ); |
|
693 if ( uids.Find( KUidECamEventImageProcessingEffect ) != KErrNotFound ) |
|
694 { |
|
695 TValueInfo type; |
|
696 RArray< TInt > values; |
|
697 CleanupClosePushL( values ); |
|
698 iCamImgProc->GetTransformationSupportedValuesL( |
|
699 KUidECamEventImageProcessingEffect, values, type ); |
|
700 if ( ( type == EBitField ) && ( values.Count() > 0 ) ) |
|
701 { |
|
702 aInfo.iSupportedColorTones = values[ 0 ]; |
|
703 } |
|
704 else |
|
705 { |
|
706 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::ProviderInfoExL() valueType is NOT bitfield, fix me"), RThread().Id().operator TUint())); |
|
707 } |
|
708 CleanupStack::PopAndDestroy(); // values.Close() |
|
709 } |
|
710 else |
|
711 { |
|
712 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::ProviderInfoExL() camera image processing not supported"), RThread().Id().operator TUint())); |
|
713 } |
|
714 CleanupStack::PopAndDestroy(); // uids.Close() |
|
715 } |
|
716 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::ProviderInfoExL() <<"), RThread().Id().operator TUint())); |
|
717 } |
|
718 |
|
719 // ----------------------------------------------------------------------------- |
|
720 // CVSCameraDataProvider::SetContrastL |
|
721 // ----------------------------------------------------------------------------- |
|
722 // |
|
723 void CVSCameraDataProvider::SetContrastL( TInt aContrast ) |
|
724 { |
|
725 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::SetContrastL() >>"), RThread().Id().operator TUint())); |
|
726 Camera().SetContrastL(aContrast); |
|
727 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::SetContrastL() <<"), RThread().Id().operator TUint())); |
|
728 } |
|
729 |
|
730 // ----------------------------------------------------------------------------- |
|
731 // CVSCameraDataProvider::GetContrast |
|
732 // ----------------------------------------------------------------------------- |
|
733 // |
|
734 TInt CVSCameraDataProvider::GetContrast( TInt& aContrast ) const |
|
735 { |
|
736 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::GetContrast() >>"), RThread().Id().operator TUint())); |
|
737 TInt result( KErrNotSupported ); |
|
738 TCameraInfo info; |
|
739 Camera().CameraInfo( info ); |
|
740 if ( info.iOptionsSupported & TCameraInfo::EContrastSupported ) |
|
741 { |
|
742 aContrast = Camera().Contrast(); |
|
743 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::GetContrast() %d"), RThread().Id().operator TUint(), aContrast)); |
|
744 result = KErrNone; |
|
745 } |
|
746 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::GetContrast() <<"), RThread().Id().operator TUint())); |
|
747 return result; |
|
748 } |
|
749 |
|
750 // ----------------------------------------------------------------------------- |
|
751 // CVSCameraDataProvider::SetBrightnessL |
|
752 // ----------------------------------------------------------------------------- |
|
753 // |
|
754 void CVSCameraDataProvider::SetBrightnessL( TInt aBrightness ) |
|
755 { |
|
756 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::SetBrightnessL() >>"), RThread().Id().operator TUint())); |
|
757 Camera().SetBrightnessL( aBrightness ); |
|
758 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::SetBrightnessL() <<"), RThread().Id().operator TUint())); |
|
759 } |
|
760 |
|
761 // ----------------------------------------------------------------------------- |
|
762 // CVSCameraDataProvider::GetBrightness |
|
763 // ----------------------------------------------------------------------------- |
|
764 // |
|
765 TInt CVSCameraDataProvider::GetBrightness( TInt& aBrightness ) const |
|
766 { |
|
767 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::GetBrightness() >>"), RThread().Id().operator TUint())); |
|
768 TInt result( KErrNotSupported ); |
|
769 TCameraInfo info; |
|
770 Camera().CameraInfo( info ); |
|
771 if ( info.iOptionsSupported & TCameraInfo::EBrightnessSupported ) |
|
772 { |
|
773 aBrightness = Camera().Brightness(); |
|
774 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::GetBrightness() %d"), aBrightness)); |
|
775 result = KErrNone; |
|
776 } |
|
777 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::GetBrightness() <<"), RThread().Id().operator TUint())); |
|
778 return result; |
|
779 } |
|
780 |
|
781 // ----------------------------------------------------------------------------- |
|
782 // CVSCameraDataProvider::SetWhiteBalanceL |
|
783 // ----------------------------------------------------------------------------- |
|
784 // |
|
785 void CVSCameraDataProvider::SetWhiteBalanceL( CCamera::TWhiteBalance |
|
786 aWhiteBalance ) |
|
787 { |
|
788 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::SetWhiteBalanceL() >>"), RThread().Id().operator TUint())); |
|
789 Camera().SetWhiteBalanceL( aWhiteBalance ); |
|
790 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::SetWhiteBalanceL() <<"), RThread().Id().operator TUint())); |
|
791 } |
|
792 |
|
793 // ----------------------------------------------------------------------------- |
|
794 // CVSCameraDataProvider::GetWhiteBalance |
|
795 // ----------------------------------------------------------------------------- |
|
796 // |
|
797 TInt CVSCameraDataProvider::GetWhiteBalance( CCamera::TWhiteBalance& |
|
798 aWhiteBalance) const |
|
799 { |
|
800 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::GetWhiteBalance() >>"),RThread().Id().operator TUint() ) ); |
|
801 aWhiteBalance = Camera().WhiteBalance(); |
|
802 __IF_DEBUG(Print(_L("WhiteBalance[%d]: CVSCameraDataProvider::GetWhiteBalance() %d"), aWhiteBalance ) ); |
|
803 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::GetWhiteBalance() <<"), RThread().Id().operator TUint() ) ); |
|
804 return KErrNone; |
|
805 } |
|
806 |
|
807 // ----------------------------------------------------------------------------- |
|
808 // CVSCameraDataProvider::SetColorToneL |
|
809 // ----------------------------------------------------------------------------- |
|
810 // |
|
811 void CVSCameraDataProvider::SetColorToneL( |
|
812 CCamera::CCameraImageProcessing::TEffect aValue ) |
|
813 { |
|
814 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::SetColorToneL() >>"), RThread().Id().operator TUint())); |
|
815 if ( iCamImgProc ) |
|
816 { |
|
817 iCamImgProc->SetTransformationValue( KUidECamEventImageProcessingEffect, aValue ); |
|
818 } |
|
819 else |
|
820 { |
|
821 //Set colortone that is not suported -> Leave |
|
822 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::SetColorToneL() LEAVE"), RThread().Id().operator TUint())); |
|
823 User::Leave( KErrNotSupported ); |
|
824 } |
|
825 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::SetColorToneL() <<"), RThread().Id().operator TUint())); |
|
826 } |
|
827 |
|
828 // ----------------------------------------------------------------------------- |
|
829 // CVSCameraDataProvider::GetColorTone |
|
830 // ----------------------------------------------------------------------------- |
|
831 // |
|
832 TInt CVSCameraDataProvider::GetColorTone( |
|
833 CCamera::CCameraImageProcessing::TEffect& aColorTone ) const |
|
834 { |
|
835 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::GetColorTone() >>"), RThread().Id().operator TUint())); |
|
836 TInt result( KErrNotSupported ); |
|
837 if ( iCamImgProc ) |
|
838 { |
|
839 aColorTone = |
|
840 static_cast< CCamera::CCameraImageProcessing::TEffect >( |
|
841 iCamImgProc->TransformationValue( |
|
842 KUidECamEventImageProcessingEffect ) ); |
|
843 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::GetColorTone() %d"), RThread().Id().operator TUint(), aColorTone)); |
|
844 result = KErrNone; |
|
845 } |
|
846 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::GetColorTone() <<"), RThread().Id().operator TUint())); |
|
847 return result; |
|
848 } |
|
849 |
|
850 // ----------------------------------------------------------------------------- |
|
851 // CVSCameraDataProvider::CancelInitializing |
|
852 // ----------------------------------------------------------------------------- |
|
853 // |
|
854 void CVSCameraDataProvider::CancelInitializing() |
|
855 { |
|
856 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::CancelInitializing() >>"), RThread().Id().operator TUint())); |
|
857 //There is a blank implemention. |
|
858 __IF_DEBUG(Print(_L("VideoSource[%d]: CVSCameraDataProvider::CancelInitializing() <<"), RThread().Id().operator TUint())); |
|
859 return; |
|
860 } |
|
861 |
|
862 // ========================== OTHER EXPORTED FUNCTIONS ========================= |
|
863 |
|
864 // End of File |