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 video 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 "CaeVideoQualityLevels.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 // CONSTANTS |
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27 const TInt KQualityLevelArrayGranularity = 3; |
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28 |
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29 |
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30 |
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31 // ============================ MEMBER FUNCTIONS =============================== |
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32 |
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33 |
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34 // ----------------------------------------------------------------------------- |
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35 // CCaeVideoQualityLevelsCont::CCaeVideoQualityLevelsCont |
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36 // Default constructor. |
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37 // ----------------------------------------------------------------------------- |
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38 // |
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39 CCaeVideoQualityLevelsCont::CCaeVideoQualityLevelsCont() |
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40 : iQltyLevelCountSdKey( KCaeVideoQltyLevelCount ) |
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41 { |
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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 // CCaeVideoQualityLevelsCont::~CCaeVideoQualityLevelsCont |
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47 // Destructor. |
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48 // ----------------------------------------------------------------------------- |
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49 // |
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50 CCaeVideoQualityLevelsCont::~CCaeVideoQualityLevelsCont() |
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51 { |
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52 delete iQualityLevels; |
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53 } |
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54 |
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55 |
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56 // ----------------------------------------------------------------------------- |
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57 // CCaeVideoQualityLevelsCont::ConstructL |
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58 // Symbian 2nd phase constructor can leave. |
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59 // ----------------------------------------------------------------------------- |
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60 // |
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61 void CCaeVideoQualityLevelsCont::ConstructL() |
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62 { |
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63 LOGTEXT( _L( "Cae: CCaeVideoQualityLevelsCont::ConstructL() entering" ) ); |
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64 |
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65 iQualityLevels = new( ELeave ) CArrayFixFlat<CVideoQualityLevel>( KQualityLevelArrayGranularity ); |
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66 |
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67 LOGTEXT( _L( "Cae: CCaeVideoQualityLevelsCont::ConstructL() returning" ) ); |
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68 } |
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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 // CCaeVideoQualityLevelsCont::NewL |
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74 // Two-phased constructor. |
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75 // ----------------------------------------------------------------------------- |
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76 // |
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77 CCaeVideoQualityLevelsCont* CCaeVideoQualityLevelsCont::NewL() |
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78 { |
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79 LOGTEXT( _L( "Cae: CCaeVideoQualityLevelsCont::NewL() entering" ) ); |
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80 |
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81 CCaeVideoQualityLevelsCont* self = new( ELeave ) CCaeVideoQualityLevelsCont; |
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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: CCaeVideoQualityLevelsCont::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 // CCaeVideoQualityLevelsCont::InitDefaultsL |
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95 // Sets hardcoded default parameters for default video 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 CCaeVideoQualityLevelsCont::InitDefaultsL() |
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100 { |
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101 LOGTEXT( _L( "Cae: CCaeVideoQualityLevelsCont::InitL() 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 CVideoQualityLevel* videoQualityLevel = new( ELeave ) CVideoQualityLevel; |
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112 CleanupStack::PushL( videoQualityLevel ); |
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113 |
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114 // Level 0: |
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115 size.SetSize( KImgWidthQCIF, KImgHeightQCIF ); |
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116 videoQualityLevel->iFrameSize = size; |
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117 videoQualityLevel->iFrameRate = 15.0; // Frames per second. Basically HW dependent. |
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118 videoQualityLevel->iBitRate = 64000; // Bits per second. Basically HW dependent. |
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119 videoQualityLevel->iAudioEnabled = EFalse; |
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120 videoQualityLevel->iAudioBitRate = 12200; // Bits per second. Basically HW dependent. |
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121 videoQualityLevel->iMimeType.Copy( KVideoMimeType ); |
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122 videoQualityLevel->iPreferredSupplier.Copy( KPreferredSupplier ); |
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123 videoQualityLevel->iVideoType.Copy( KVideoType ); |
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124 videoQualityLevel->iAudioType.Copy( KAudioType ); |
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125 videoQualityLevel->iStorageRate = 78000; // That many bits per second to store. Estimate only |
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126 videoQualityLevel->iKey = KCaeVideoQltyLevel0; |
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127 |
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128 iQualityLevels->AppendL( *videoQualityLevel ); |
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129 |
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130 // Level 1: |
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131 size.SetSize( KImgWidthSubQCIF, KImgHeightSubQCIF ); |
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132 videoQualityLevel->iFrameSize = size; |
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133 videoQualityLevel->iFrameRate = 15.0; // Frames per second. Basically HW dependent. |
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134 videoQualityLevel->iBitRate = 60000; // Bits per second. Basically HW dependent. |
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135 videoQualityLevel->iAudioEnabled = EFalse; |
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136 videoQualityLevel->iAudioBitRate = 6700; // Bits per second. Basically HW dependent. |
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137 videoQualityLevel->iMimeType.Copy( KVideoMimeType ); |
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138 videoQualityLevel->iPreferredSupplier.Copy( KPreferredSupplier ); |
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139 videoQualityLevel->iVideoType.Copy( KVideoType ); |
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140 videoQualityLevel->iAudioType.Copy( KAudioType ); |
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141 videoQualityLevel->iStorageRate = 68000; // That many bits per second to store. Estimate only |
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142 videoQualityLevel->iKey = KCaeVideoQltyLevel1; |
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143 |
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144 iQualityLevels->AppendL( *videoQualityLevel ); |
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145 |
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146 // Level 2: |
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147 size.SetSize( KImgWidthSubQCIF, KImgHeightSubQCIF ); |
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148 videoQualityLevel->iFrameSize = size; |
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149 videoQualityLevel->iFrameRate = 5.0; // Frames per second. Basically HW dependent. |
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150 videoQualityLevel->iBitRate = 40000; // Bits per second. Basically HW dependent. |
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151 videoQualityLevel->iAudioEnabled = EFalse; |
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152 videoQualityLevel->iAudioBitRate = 5150; // Bits per second. Basically HW dependent. |
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153 videoQualityLevel->iMimeType.Copy( KVideoMimeType ); |
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154 videoQualityLevel->iPreferredSupplier.Copy( KPreferredSupplier ); |
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155 videoQualityLevel->iVideoType.Copy( KVideoType ); |
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156 videoQualityLevel->iAudioType.Copy( KAudioType ); |
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157 videoQualityLevel->iStorageRate = 47000; // That many bits per second to store. Estimate only |
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158 videoQualityLevel->iKey = KCaeVideoQltyLevel2; |
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159 |
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160 iQualityLevels->AppendL( *videoQualityLevel ); |
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161 |
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162 CleanupStack::PopAndDestroy( videoQualityLevel ); |
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163 |
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164 LOGTEXT( _L( "Cae: CCaeVideoQualityLevelsCont::InitL() returning" ) ); |
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165 |
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166 return iQualityLevels->Count(); |
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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 // CCaeVideoQualityLevelsCont::Count |
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172 // ----------------------------------------------------------------------------- |
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173 // |
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174 TInt CCaeVideoQualityLevelsCont::Count() const |
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175 { |
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176 return iQualityLevels->Count(); |
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177 } |
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178 |
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179 |
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180 // ----------------------------------------------------------------------------- |
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181 // CCaeVideoQualityLevelsCont::At |
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182 // ----------------------------------------------------------------------------- |
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183 // |
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184 CVideoQualityLevel& CCaeVideoQualityLevelsCont::At( |
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185 TInt aIndex ) const |
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186 { |
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187 return iQualityLevels->At( aIndex ); |
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188 } |
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189 |
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190 |
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191 // ----------------------------------------------------------------------------- |
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192 // CCaeVideoQualityLevelsCont::Key |
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193 // ----------------------------------------------------------------------------- |
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194 // |
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195 const TDes& CCaeVideoQualityLevelsCont::Key( |
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196 TInt aIndex ) const |
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197 { |
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198 return iQualityLevels->At( aIndex ).iKey; |
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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 // CCaeVideoQualityLevelsCont::ResizeL |
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204 // ----------------------------------------------------------------------------- |
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205 // |
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206 void CCaeVideoQualityLevelsCont::ResizeL( |
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207 TInt aQualityLevelCount ) |
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208 { |
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209 iQualityLevels->ResizeL( aQualityLevelCount ); |
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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 // CCaeVideoQualityLevelsCont::QltyLevelCountSdKey |
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215 // ----------------------------------------------------------------------------- |
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216 // |
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217 const TDesC& CCaeVideoQualityLevelsCont::QltyLevelCountSdKey() const |
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218 { |
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219 return iQltyLevelCountSdKey; |
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220 } |
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221 |
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222 |
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223 ///////////////////////////// |
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224 // CVideoQualityLevel methods |
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225 ///////////////////////////// |
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226 |
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227 |
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228 // ----------------------------------------------------------------------------- |
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229 // CVideoQualityLevel::CVideoQualityLevel |
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230 // Default constructor. |
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231 // ----------------------------------------------------------------------------- |
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232 // |
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233 CVideoQualityLevel::CVideoQualityLevel() |
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234 :CQualityLevel() |
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235 { |
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236 } |
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237 |
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238 |
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239 // ----------------------------------------------------------------------------- |
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240 // CVideoQualityLevel::~CVideoQualityLevel |
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241 // Destructor. |
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242 // ----------------------------------------------------------------------------- |
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243 // |
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244 CVideoQualityLevel::~CVideoQualityLevel() |
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245 { |
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246 } |
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247 |
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248 |
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249 // End of File |
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