1 /* |
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2 * Copyright (c) 2002 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: Camera Application Engine still image quality level and container |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 // INCLUDE FILES |
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21 |
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22 #include "CaeStillQualityLevels.h" |
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23 |
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24 #include "CaeEngineImp.h" // For LOGTEXT |
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25 |
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26 |
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27 // CONSTANTS |
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28 const TInt KQualityLevelArrayGranularity = 3; |
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29 |
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30 |
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31 |
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32 // ============================ MEMBER FUNCTIONS =============================== |
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33 |
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34 |
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35 // ----------------------------------------------------------------------------- |
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36 // CCaeStillQualityLevelsCont::CCaeStillQualityLevelsCont |
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37 // Constructor. |
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38 // ----------------------------------------------------------------------------- |
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39 // |
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40 CCaeStillQualityLevelsCont::CCaeStillQualityLevelsCont() |
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41 : iQltyLevelCountSdKey( KCaeStillQltyLevelCount ) |
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42 { |
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43 } |
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44 |
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45 |
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46 // ----------------------------------------------------------------------------- |
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47 // CCaeStillQualityLevelsCont::~CCaeStillQualityLevelsCont |
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48 // Destructor. |
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49 // ----------------------------------------------------------------------------- |
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50 // |
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51 CCaeStillQualityLevelsCont::~CCaeStillQualityLevelsCont() |
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52 { |
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53 delete iQualityLevels; |
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54 } |
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55 |
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56 |
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57 // ----------------------------------------------------------------------------- |
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58 // CCaeStillQualityLevelsCont::ConstructL |
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59 // Symbian 2nd phase constructor can leave. |
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60 // ----------------------------------------------------------------------------- |
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61 // |
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62 void CCaeStillQualityLevelsCont::ConstructL() |
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63 { |
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64 LOGTEXT( _L( "Cae: CCaeStillQualityLevelsCont::ConstructL() entering" ) ); |
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65 |
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66 iQualityLevels = new( ELeave ) CArrayFixFlat<CStillQualityLevel>( KQualityLevelArrayGranularity ); |
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67 |
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68 LOGTEXT( _L( "Cae: CCaeStillQualityLevelsCont::ConstructL() returning" ) ); |
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69 } |
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70 |
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71 |
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72 // ----------------------------------------------------------------------------- |
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73 // CCaeStillQualityLevelsCont::NewL |
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74 // Two-phased constructor. |
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75 // ----------------------------------------------------------------------------- |
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76 // |
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77 CCaeStillQualityLevelsCont* CCaeStillQualityLevelsCont::NewL() |
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78 { |
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79 LOGTEXT( _L( "Cae: CCaeStillQualityLevelsCont::NewL() entering" ) ); |
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80 |
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81 CCaeStillQualityLevelsCont* self = new( ELeave ) CCaeStillQualityLevelsCont; |
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82 |
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83 CleanupStack::PushL( self ); |
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84 self->ConstructL(); |
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85 CleanupStack::Pop( self ); |
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86 |
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87 LOGTEXT( _L( "Cae: CCaeStillQualityLevelsCont::NewL() returning" ) ); |
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88 |
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89 return self; |
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90 } |
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91 |
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92 |
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93 // ----------------------------------------------------------------------------- |
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94 // CCaeStillQualityLevelsCont::InitDefaultsL |
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95 // Sets hardcoded default parameters for default still quality levels that |
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96 // are created. |
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97 // ----------------------------------------------------------------------------- |
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98 // |
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99 TInt CCaeStillQualityLevelsCont::InitDefaultsL() |
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100 { |
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101 LOGTEXT( _L( "Cae: CCaeStillQualityLevelsCont::InitDefaultsL() entering" ) ); |
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102 |
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103 // Delete all elements from the array and |
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104 // free the memory allocated to the array buffer. |
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105 iQualityLevels->Reset(); |
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106 |
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107 // Initialize hardcoded default quality levels. |
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108 |
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109 TSize size; |
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110 |
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111 CStillQualityLevel* stillQualityLevel = new( ELeave ) CStillQualityLevel; |
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112 CleanupStack::PushL( stillQualityLevel ); |
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113 |
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114 // Level 0: |
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115 size.SetSize( KCaeImgWidthVGA, KCaeImgHeightVGA ); |
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116 stillQualityLevel->iFrameSize = size; |
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117 stillQualityLevel->iOutputFormat = CCamera::EFormatJpeg; |
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118 stillQualityLevel->iCompressionQuality = 90; // From range [0,100] [worst,best] |
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119 stillQualityLevel->iByteSize = 90000; // Estimate only for a typical size in bytes. |
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120 stillQualityLevel->iKey = KCaeStillQltyLevel0; |
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121 iQualityLevels->AppendL( *stillQualityLevel ); |
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122 |
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123 // Level 1: |
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124 size.SetSize( KCaeImgWidthVGA, KCaeImgHeightVGA ); |
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125 stillQualityLevel->iFrameSize = size; |
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126 stillQualityLevel->iOutputFormat = CCamera::EFormatJpeg; |
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127 stillQualityLevel->iCompressionQuality = 50; // From range [0,100] [worst,best] |
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128 stillQualityLevel->iByteSize = 35000; // Estimate only for a typical size in bytes. |
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129 stillQualityLevel->iKey = KCaeStillQltyLevel1; |
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130 iQualityLevels->AppendL( *stillQualityLevel ); |
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131 |
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132 // Level 2: |
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133 size.SetSize( KCaeImgWidthQQVGA, KCaeImgHeightQQVGA ); |
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134 stillQualityLevel->iFrameSize = size; |
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135 stillQualityLevel->iOutputFormat = CCamera::EFormatJpeg; |
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136 stillQualityLevel->iCompressionQuality = 90; // From range [0,100] [worst,best] |
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137 stillQualityLevel->iByteSize = 12000; // Estimate only for a typical size in bytes. |
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138 stillQualityLevel->iKey = KCaeStillQltyLevel2; |
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139 iQualityLevels->AppendL( *stillQualityLevel ); |
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140 |
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141 CleanupStack::PopAndDestroy( stillQualityLevel ); |
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142 |
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143 LOGTEXT( _L( "Cae: CCaeStillQualityLevelsCont::InitDefaultsL() returning" ) ); |
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144 |
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145 return iQualityLevels->Count(); |
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146 } |
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147 |
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148 |
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149 // ----------------------------------------------------------------------------- |
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150 // CCaeStillQualityLevelsCont::Count |
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151 // ----------------------------------------------------------------------------- |
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152 // |
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153 TInt CCaeStillQualityLevelsCont::Count() const |
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154 { |
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155 return iQualityLevels->Count(); |
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156 } |
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157 |
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158 |
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159 // ----------------------------------------------------------------------------- |
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160 // CCaeStillQualityLevelsCont::At |
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161 // ----------------------------------------------------------------------------- |
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162 // |
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163 CStillQualityLevel& CCaeStillQualityLevelsCont::At( |
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164 TInt aIndex ) const |
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165 { |
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166 return iQualityLevels->At( aIndex ); |
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167 } |
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168 |
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169 |
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170 // ----------------------------------------------------------------------------- |
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171 // CCaeStillQualityLevelsCont::Key |
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172 // ----------------------------------------------------------------------------- |
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173 // |
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174 const TDes& CCaeStillQualityLevelsCont::Key( |
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175 TInt aIndex ) const |
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176 { |
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177 return iQualityLevels->At( aIndex ).iKey; |
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178 } |
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179 |
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180 |
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181 // ----------------------------------------------------------------------------- |
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182 // CCaeStillQualityLevelsCont::ResizeL |
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183 // ----------------------------------------------------------------------------- |
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184 // |
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185 void CCaeStillQualityLevelsCont::ResizeL( |
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186 TInt aQualityLevelCount ) |
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187 { |
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188 iQualityLevels->ResizeL( aQualityLevelCount ); |
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189 } |
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190 |
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191 |
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192 // ----------------------------------------------------------------------------- |
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193 // CCaeStillQualityLevelsCont::QltyLevelCountSdKey |
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194 // ----------------------------------------------------------------------------- |
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195 // |
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196 const TDesC& CCaeStillQualityLevelsCont::QltyLevelCountSdKey() const |
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197 { |
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198 return iQltyLevelCountSdKey; |
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199 } |
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200 |
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201 |
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202 ///////////////////////////// |
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203 // CStillQualityLevel methods |
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204 ///////////////////////////// |
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205 |
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206 |
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207 // ----------------------------------------------------------------------------- |
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208 // CStillQualityLevel::CStillQualityLevel |
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209 // Default constructor. |
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210 // ----------------------------------------------------------------------------- |
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211 // |
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212 CStillQualityLevel::CStillQualityLevel() |
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213 :CQualityLevel() |
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214 { |
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215 } |
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216 |
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217 |
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218 // ----------------------------------------------------------------------------- |
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219 // CStillQualityLevel::~CStillQualityLevel |
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220 // Destructor. |
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221 // ----------------------------------------------------------------------------- |
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222 // |
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223 CStillQualityLevel::~CStillQualityLevel() |
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224 { |
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225 } |
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226 |
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227 |
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228 // End of File |
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