1 /* |
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2 * Copyright (c) 2010 Ixonos Plc. |
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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 the "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 * Ixonos Plc |
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14 * |
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15 * Description: |
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16 * |
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17 */ |
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18 |
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19 |
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20 |
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21 #include "VedAudioClipInfoImp.h" |
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22 #include "AudClip.h" |
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23 #include "AudClipInfo.h" |
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24 |
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25 #include "movieprocessor.h" |
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26 |
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27 // Print macro |
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28 #ifdef _DEBUG |
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29 #include <e32svr.h> |
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30 #define PRINT(x) RDebug::Print x |
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31 #else |
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32 #define PRINT(x) |
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33 #endif |
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34 |
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35 |
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36 // ----------------------------------------------------------------------------- |
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37 // CVedAudioClipInfo::NewL |
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38 // Constructs a new CVedAudioClipInfo object |
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39 // (other items were commented in a header). |
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40 // ----------------------------------------------------------------------------- |
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41 // |
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42 EXPORT_C CVedAudioClipInfo* CVedAudioClipInfo::NewL(const TDesC& aFileName, |
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43 MVedAudioClipInfoObserver& aObserver) |
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44 { |
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45 CVedAudioClipInfoImp* self = (CVedAudioClipInfoImp*)NewLC(aFileName, aObserver); |
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46 CleanupStack::Pop(self); |
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47 return self; |
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48 } |
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49 |
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50 EXPORT_C CVedAudioClipInfo* CVedAudioClipInfo::NewL(RFile* aFileHandle, |
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51 MVedAudioClipInfoObserver& aObserver) |
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52 { |
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53 CVedAudioClipInfoImp* self = (CVedAudioClipInfoImp*)NewLC(aFileHandle, aObserver); |
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54 CleanupStack::Pop(self); |
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55 return self; |
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56 } |
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57 |
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58 // ----------------------------------------------------------------------------- |
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59 // CVedAudioClipInfo::NewLC |
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60 // Constructs a new CVedAudioClipInfo object, leaves it to cleanupstack |
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61 // (other items were commented in a header). |
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62 // ----------------------------------------------------------------------------- |
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63 // |
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64 EXPORT_C CVedAudioClipInfo* CVedAudioClipInfo::NewLC(const TDesC& aFileName, |
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65 MVedAudioClipInfoObserver& aObserver) |
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66 { |
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67 CVedAudioClipInfoImp* self = new (ELeave) CVedAudioClipInfoImp(); |
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68 CleanupStack::PushL(self); |
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69 self->ConstructL(aFileName, aObserver); |
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70 return self; |
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71 } |
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72 |
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73 EXPORT_C CVedAudioClipInfo* CVedAudioClipInfo::NewLC(RFile* aFileHandle, |
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74 MVedAudioClipInfoObserver& aObserver) |
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75 { |
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76 CVedAudioClipInfoImp* self = new (ELeave) CVedAudioClipInfoImp(); |
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77 CleanupStack::PushL(self); |
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78 self->ConstructL(aFileHandle, aObserver); |
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79 return self; |
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80 } |
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81 |
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82 |
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83 CVedAudioClipInfoImp* CVedAudioClipInfoImp::NewL(CAudClip* aAudClip, |
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84 MVedAudioClipInfoObserver& aObserver) |
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85 { |
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86 CVedAudioClipInfoImp* self = (CVedAudioClipInfoImp*)NewLC(aAudClip, aObserver); |
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87 CleanupStack::Pop(self); |
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88 return self; |
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89 } |
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90 |
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91 |
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92 CVedAudioClipInfoImp* CVedAudioClipInfoImp::NewLC(CAudClip* aAudClip, |
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93 MVedAudioClipInfoObserver& aObserver) |
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94 { |
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95 CVedAudioClipInfoImp* self = new (ELeave) CVedAudioClipInfoImp(); |
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96 CleanupStack::PushL(self); |
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97 self->ConstructL(aAudClip, aObserver); |
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98 return self; |
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99 } |
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100 |
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101 |
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102 // ----------------------------------------------------------------------------- |
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103 |
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104 |
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105 // ----------------------------------------------------------------------------- |
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106 // CVedAudioClipInfo::CVedAudioClipInfoImp |
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107 // Constuctor |
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108 // (other items were commented in a header). |
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109 // ----------------------------------------------------------------------------- |
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110 // |
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111 CVedAudioClipInfoImp::CVedAudioClipInfoImp() |
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112 : iReady(EFalse) |
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113 { |
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114 } |
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115 |
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116 // ----------------------------------------------------------------------------- |
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117 // CVedAudioClipInfoImp::ConstructL |
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118 // Symbian two phased constructor. |
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119 // (other items were commented in a header). |
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120 // ----------------------------------------------------------------------------- |
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121 // |
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122 |
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123 void CVedAudioClipInfoImp::ConstructL(CAudClip* aAudClip, |
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124 MVedAudioClipInfoObserver& aObserver) |
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125 { |
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126 PRINT(_L("CVedAudioClipInfoImp::ConstructL in")); |
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127 iAudClip = aAudClip; |
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128 iAudClipInfo = iAudClip->Info(); |
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129 iAudioProperties = iAudClipInfo->Properties(); |
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130 iReady = ETrue; |
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131 iObserver = &aObserver; |
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132 iOperation = CVedAudioClipInfoOperation::NewL(this, aObserver); |
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133 PRINT(_L("CVedAudioClipInfoImp::ConstructL out")); |
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134 } |
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135 |
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136 void CVedAudioClipInfoImp::ConstructL(const TDesC& aFileName, |
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137 MVedAudioClipInfoObserver& aObserver) |
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138 { |
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139 |
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140 PRINT(_L("CVedAudioClipInfoImp::ConstructL in")); |
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141 iReady = EFalse; |
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142 iAudClipInfo = CAudClipInfo::NewL(aFileName, *this); |
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143 |
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144 iObserver = &aObserver; |
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145 PRINT(_L("CVedAudioClipInfoImp::ConstructL out")); |
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146 } |
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147 |
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148 void CVedAudioClipInfoImp::ConstructL(RFile* aFileHandle, |
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149 MVedAudioClipInfoObserver& aObserver) |
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150 { |
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151 |
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152 PRINT(_L("CVedAudioClipInfoImp::ConstructL in")); |
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153 iReady = EFalse; |
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154 iAudClipInfo = CAudClipInfo::NewL(aFileHandle, *this); |
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155 |
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156 iObserver = &aObserver; |
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157 PRINT(_L("CVedAudioClipInfoImp::ConstructL out")); |
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158 } |
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159 |
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160 |
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161 // ----------------------------------------------------------------------------- |
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162 // CVedAudioClipInfoImp::~CVedAudioClipInfoImp |
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163 // Destroys the object and releases all resources. |
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164 // (other items were commented in a header). |
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165 // ----------------------------------------------------------------------------- |
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166 // |
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167 CVedAudioClipInfoImp::~CVedAudioClipInfoImp() |
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168 { |
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169 |
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170 if (iAudClipInfo != 0 && !iAudClip) |
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171 { |
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172 delete iAudClipInfo; |
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173 } |
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174 |
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175 delete iOperation; |
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176 REComSession::FinalClose(); |
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177 } |
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178 |
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179 |
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180 void CVedAudioClipInfoImp::NotifyClipInfoReady(CAudClipInfo& aInfo, TInt aError) |
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181 { |
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182 if (aError == KErrNone) |
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183 { |
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184 iAudioProperties = aInfo.Properties(); |
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185 iReady = ETrue; |
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186 } |
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187 |
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188 iObserver->NotifyAudioClipInfoReady(*this, aError); |
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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 // CVedAudioClipInfoImp::ChannelMode |
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194 // Returns the channel mode of the audio if applicable. |
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195 // (other items were commented in a header). |
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196 // ----------------------------------------------------------------------------- |
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197 // |
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198 TVedAudioChannelMode CVedAudioClipInfoImp::ChannelMode() const |
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199 { |
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200 |
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201 __ASSERT_ALWAYS(iReady, TVedPanic::Panic(TVedPanic::EAudioClipInfoNotReady)); |
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202 |
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203 TVedAudioChannelMode vedChannelMode = EVedAudioChannelModeUnrecognized; |
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204 if (iAudioProperties.iChannelMode == EAudStereo) |
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205 { |
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206 vedChannelMode = EVedAudioChannelModeStereo; |
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207 } |
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208 else if (iAudioProperties.iChannelMode == EAudSingleChannel) |
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209 { |
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210 vedChannelMode = EVedAudioChannelModeSingleChannel; |
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211 } |
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212 else if (iAudioProperties.iChannelMode == EAudDualChannel) |
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213 { |
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214 vedChannelMode = EVedAudioChannelModeDualChannel; |
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215 } |
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216 |
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217 return vedChannelMode; |
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218 } |
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219 |
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220 // ----------------------------------------------------------------------------- |
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221 // CVedAudioClipInfoImp::SamplingRate |
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222 // Returns the sampling rate in hertz. |
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223 // (other items were commented in a header). |
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224 // ----------------------------------------------------------------------------- |
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225 // |
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226 TInt CVedAudioClipInfoImp::SamplingRate() const |
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227 { |
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228 |
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229 __ASSERT_ALWAYS(iReady, TVedPanic::Panic(TVedPanic::EAudioClipInfoNotReady)); |
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230 |
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231 return iAudioProperties.iSamplingRate; |
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232 |
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233 } |
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234 |
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235 // ----------------------------------------------------------------------------- |
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236 // CVedAudioClipInfoImp::Format |
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237 // Returns the audio format |
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238 // (other items were commented in a header). |
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239 // ----------------------------------------------------------------------------- |
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240 // |
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241 TVedAudioFormat CVedAudioClipInfoImp::Format() const |
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242 { |
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243 __ASSERT_ALWAYS(iReady, |
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244 TVedPanic::Panic(TVedPanic::EAudioClipInfoNotReady)); |
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245 |
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246 TVedAudioFormat vedAudioFormat = EVedAudioFormatUnrecognized; |
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247 |
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248 switch(iAudioProperties.iFileFormat) |
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249 { |
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250 case EAudFormat3GPP: |
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251 vedAudioFormat = EVedAudioFormat3GPP; |
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252 break; |
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253 case EAudFormatMP4: |
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254 vedAudioFormat = EVedAudioFormatMP4; |
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255 break; |
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256 case EAudFormatAMR: |
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257 vedAudioFormat = EVedAudioFormatAMR; |
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258 break; |
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259 case EAudFormatAMRWB: |
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260 vedAudioFormat = EVedAudioFormatAMRWB; |
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261 break; |
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262 case EAudFormatMP3: |
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263 vedAudioFormat = EVedAudioFormatMP3; |
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264 break; |
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265 case EAudFormatAAC_ADIF: |
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266 vedAudioFormat = EVedAudioFormatAAC_ADIF; |
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267 break; |
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268 case EAudFormatAAC_ADTS: |
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269 vedAudioFormat = EVedAudioFormatAAC_ADTS; |
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270 break; |
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271 case EAudFormatWAV: |
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272 vedAudioFormat = EVedAudioFormatWAV; |
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273 break; |
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274 default: |
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275 TVedPanic::Panic(TVedPanic::EInternal); |
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276 } |
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277 |
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278 return vedAudioFormat; |
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279 } |
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280 |
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281 // ----------------------------------------------------------------------------- |
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282 // CVedAudioClipInfoImp::BitrateMode |
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283 // Returns the bitrate mode |
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284 // (other items were commented in a header). |
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285 // ----------------------------------------------------------------------------- |
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286 // |
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287 TVedBitrateMode CVedAudioClipInfoImp::BitrateMode() const |
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288 { |
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289 __ASSERT_ALWAYS(iReady, |
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290 TVedPanic::Panic(TVedPanic::EAudioClipInfoNotReady)); |
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291 |
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292 TVedBitrateMode vedBitrateMode = EVedBitrateModeUnrecognized; |
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293 switch(iAudioProperties.iBitrateMode) |
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294 { |
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295 case EAudConstant: |
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296 vedBitrateMode = EVedBitrateModeConstant; |
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297 break; |
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298 case EAudVariable: |
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299 vedBitrateMode = EVedBitrateModeVariable; |
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300 break; |
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301 default: |
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302 TVedPanic::Panic(TVedPanic::EInternal); |
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303 } |
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304 return vedBitrateMode; |
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305 } |
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306 |
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307 // ----------------------------------------------------------------------------- |
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308 // CVedAudioClipInfoImp::Bitrate |
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309 // Returns the bitrate |
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310 // (other items were commented in a header). |
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311 // ----------------------------------------------------------------------------- |
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312 // |
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313 TInt CVedAudioClipInfoImp::Bitrate() const |
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314 { |
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315 __ASSERT_ALWAYS(iReady, |
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316 TVedPanic::Panic(TVedPanic::EAudioClipInfoNotReady)); |
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317 return iAudioProperties.iBitrate; |
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318 } |
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319 |
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320 // ----------------------------------------------------------------------------- |
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321 // CVedAudioClipInfoImp::GetVisualizationL |
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322 // Generates a visualization of the audio clip |
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323 // (other items were commented in a header). |
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324 // ----------------------------------------------------------------------------- |
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325 // |
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326 void CVedAudioClipInfoImp::GetVisualizationL(MVedAudioClipVisualizationObserver& aObserver, TInt aResolution, TInt aPriority) |
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327 { |
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328 __ASSERT_ALWAYS(iReady, |
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329 TVedPanic::Panic(TVedPanic::EAudioClipInfoNotReady)); |
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330 |
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331 iVisualizationObserver = &aObserver; |
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332 iAudClipInfo->GetVisualizationL(*this, aResolution, aPriority); |
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333 } |
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334 |
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335 // ----------------------------------------------------------------------------- |
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336 // CVedAudioClipInfoImp::CancelVisualizationL |
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337 // Cancels visualization generation |
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338 // (other items were commented in a header). |
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339 // ----------------------------------------------------------------------------- |
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340 // |
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341 void CVedAudioClipInfoImp::CancelVisualizationL() |
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342 { |
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343 __ASSERT_ALWAYS(iReady, |
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344 TVedPanic::Panic(TVedPanic::EAudioClipInfoNotReady)); |
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345 |
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346 iAudClipInfo->CancelVisualization(); |
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347 } |
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348 |
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349 // ----------------------------------------------------------------------------- |
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350 // CVedAudioClipInfoImp::NotifyClipInfoVisualizationCompleted |
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351 // Callback for visualization complete |
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352 // (other items were commented in a header). |
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353 // ----------------------------------------------------------------------------- |
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354 // |
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355 void CVedAudioClipInfoImp::NotifyClipInfoVisualizationCompleted(const CAudClipInfo& /*aClipInfo*/, TInt aError, TInt8* aVisualization, TInt aSize) |
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356 { |
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357 iVisualizationObserver->NotifyAudioClipVisualizationCompleted(*this, aError, aVisualization, aSize); |
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358 iVisualizationObserver = 0; |
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359 } |
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360 |
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361 // ----------------------------------------------------------------------------- |
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362 // CVedAudioClipInfoImp::NotifyClipInfoVisualizationStarted |
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363 // Callback for visualization started |
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364 // (other items were commented in a header). |
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365 // ----------------------------------------------------------------------------- |
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366 // |
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367 void CVedAudioClipInfoImp::NotifyClipInfoVisualizationStarted(const CAudClipInfo& /*aClipInfo*/, TInt aError) |
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368 { |
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369 if (aError != KErrNone) |
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370 { |
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371 iVisualizationObserver->NotifyAudioClipVisualizationCompleted(*this, aError, NULL, 0); |
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372 iVisualizationObserver = 0; |
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373 } |
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374 else |
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375 { |
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376 iVisualizationObserver->NotifyAudioClipVisualizationStarted(*this); |
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377 } |
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378 } |
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379 |
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380 // ----------------------------------------------------------------------------- |
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381 // CVedAudioClipInfoImp::NotifyClipInfoVisualizationProgressed |
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382 // Callback for visualization progress |
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383 // (other items were commented in a header). |
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384 // ----------------------------------------------------------------------------- |
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385 // |
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386 void CVedAudioClipInfoImp::NotifyClipInfoVisualizationProgressed(const CAudClipInfo& /*aClipInfo*/, TInt aPercentage) |
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387 { |
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388 iVisualizationObserver->NotifyAudioClipVisualizationProgressed(*this, aPercentage); |
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389 } |
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390 |
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391 // ----------------------------------------------------------------------------- |
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392 // CVedAudioClipInfoImp:: |
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393 // Returns the audio clip filename |
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394 // (other items were commented in a header). |
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395 // ----------------------------------------------------------------------------- |
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396 // |
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397 TPtrC CVedAudioClipInfoImp::FileName() const |
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398 { |
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399 __ASSERT_ALWAYS(iReady, |
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400 TVedPanic::Panic(TVedPanic::EAudioClipInfoNotReady)); |
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401 |
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402 return iAudClipInfo->FileName(); |
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403 |
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404 } |
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405 |
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406 RFile* CVedAudioClipInfoImp::FileHandle() const |
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407 { |
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408 __ASSERT_ALWAYS(iReady, |
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409 TVedPanic::Panic(TVedPanic::EAudioClipInfoNotReady)); |
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410 |
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411 return iAudClipInfo->FileHandle(); |
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412 |
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413 } |
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414 |
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415 // ----------------------------------------------------------------------------- |
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416 // CVedAudioClipInfoImp::Type |
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417 // Returns the audio type |
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418 // (other items were commented in a header). |
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419 // ----------------------------------------------------------------------------- |
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420 // |
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421 TVedAudioType CVedAudioClipInfoImp::Type() const |
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422 { |
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423 __ASSERT_ALWAYS(iReady, |
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424 TVedPanic::Panic(TVedPanic::EAudioClipInfoNotReady)); |
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425 |
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426 TVedAudioType vedAudioType = EVedAudioTypeUnrecognized; |
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427 |
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428 if (iAudioProperties.iAudioType == EAudAMR) |
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429 { |
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430 vedAudioType = EVedAudioTypeAMR; |
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431 } |
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432 else if (iAudioProperties.iAudioType == EAudAMRWB) |
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433 { |
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434 vedAudioType = EVedAudioTypeAMRWB; |
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435 } |
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436 else if (iAudioProperties.iAudioType == EAudMP3) |
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437 { |
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438 vedAudioType = EVedAudioTypeMP3; |
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439 } |
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440 else if (iAudioProperties.iAudioType == EAudAAC_MPEG2 || iAudioProperties.iAudioType == EAudAAC_MPEG4 ) |
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441 { |
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442 vedAudioType = EVedAudioTypeAAC_LC; |
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443 } |
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444 else if (iAudioProperties.iAudioType == EAudWAV) |
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445 { |
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446 vedAudioType = EVedAudioTypeWAV; |
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447 } |
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448 |
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449 return vedAudioType; |
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450 } |
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451 |
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452 // ----------------------------------------------------------------------------- |
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453 // CVedAudioClipInfoImp::Duration |
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454 // Returns the audio clip duration |
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455 // (other items were commented in a header). |
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456 // ----------------------------------------------------------------------------- |
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457 // |
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458 TTimeIntervalMicroSeconds CVedAudioClipInfoImp::Duration() const |
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459 { |
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460 __ASSERT_ALWAYS(iReady, |
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461 TVedPanic::Panic(TVedPanic::EAudioClipInfoNotReady)); |
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462 |
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463 return iAudioProperties.iDuration; |
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464 } |
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465 |
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466 |
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467 // ----------------------------------------------------------------------------- |
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468 // CVedAudioClipInfoImp::Compare |
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469 // Compares two audio clip info classes |
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470 // (other items were commented in a header). |
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471 // ----------------------------------------------------------------------------- |
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472 // |
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473 TInt CVedAudioClipInfoImp::Compare(const CVedAudioClipInfoImp& c1, |
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474 const CVedAudioClipInfoImp& c2) |
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475 { |
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476 |
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477 |
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478 if (c1.iAudClip == 0 || c2.iAudClip == 0) |
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479 { |
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480 return 0; |
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481 } |
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482 if (c1.iAudClip->StartTime() > c2.iAudClip->StartTime()) |
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483 { |
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484 return 1; |
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485 } |
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486 else if (c1.iAudClip->StartTime() < c2.iAudClip->StartTime()) |
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487 { |
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488 return -1; |
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489 } |
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490 else |
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491 { |
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492 return 0; |
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493 } |
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494 } |
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495 |
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496 ////////////////////////////////////////////////////////////////////////// |
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497 |
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498 |
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499 // CVedAudioClipInfoOperation |
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500 // |
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501 |
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502 // ----------------------------------------------------------------------------- |
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503 // CVedAudioClipInfoOperation::NewL |
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504 // Constructs a new CVedAudioClipInfoOperation object. |
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505 // (other items were commented in a header). |
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506 // ----------------------------------------------------------------------------- |
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507 // |
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508 CVedAudioClipInfoOperation* CVedAudioClipInfoOperation::NewL(CVedAudioClipInfoImp* aInfo, |
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509 MVedAudioClipInfoObserver& aObserver) |
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510 { |
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511 CVedAudioClipInfoOperation* self = |
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512 new (ELeave) CVedAudioClipInfoOperation(aInfo, aObserver); |
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513 CleanupStack::PushL(self); |
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514 self->ConstructL(); |
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515 CleanupStack::Pop(self); |
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516 return self; |
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517 } |
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518 |
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519 // ----------------------------------------------------------------------------- |
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520 // CVedAudioClipInfoOperation::CVedAudioClipInfoOperation |
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521 // Constructor. |
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522 // (other items were commented in a header). |
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523 // ----------------------------------------------------------------------------- |
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524 // |
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525 CVedAudioClipInfoOperation::CVedAudioClipInfoOperation(CVedAudioClipInfoImp* aInfo, |
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526 MVedAudioClipInfoObserver& aObserver) |
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527 : CActive(EPriorityStandard), iObserver(aObserver), iInfo(aInfo) |
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528 |
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529 { |
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530 CActiveScheduler::Add(this); |
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531 } |
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532 |
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533 // ----------------------------------------------------------------------------- |
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534 // CVedAudioClipInfoOperation::ConstructL |
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535 // Symbian two phased constructor |
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536 // (other items were commented in a header). |
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537 // ----------------------------------------------------------------------------- |
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538 // |
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539 void CVedAudioClipInfoOperation::ConstructL() |
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540 { |
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541 PRINT(_L("CVedAudioClipInfoOperation::ConstructL in")); |
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542 |
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543 SetActive(); |
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544 TRequestStatus* status = &iStatus; |
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545 User::RequestComplete(status, KErrNone); |
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546 |
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547 PRINT(_L("CVedAudioClipInfoOperation::ConstructL out")); |
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548 } |
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549 |
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550 // ----------------------------------------------------------------------------- |
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551 // CVedAudioClipInfoOperation::~CVedAudioClipInfoOperation |
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552 // Destructor |
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553 // (other items were commented in a header). |
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554 // ----------------------------------------------------------------------------- |
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555 // |
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556 CVedAudioClipInfoOperation::~CVedAudioClipInfoOperation() |
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557 { |
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558 Cancel(); |
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559 } |
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560 |
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561 // ----------------------------------------------------------------------------- |
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562 // CVedAudioClipInfoOperation::RunError |
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563 // Handle errors from RunL() |
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564 // (other items were commented in a header). |
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565 // ----------------------------------------------------------------------------- |
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566 // |
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567 TInt CVedAudioClipInfoOperation::RunError( TInt aError ) |
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568 { |
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569 iObserver.NotifyAudioClipInfoReady(*iInfo, aError); |
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570 return KErrNone; |
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571 } |
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572 |
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573 // ----------------------------------------------------------------------------- |
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574 // CVedAudioClipInfoOperation::RunL |
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575 // Active objects RunL function ran when request completes. |
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576 // (other items were commented in a header). |
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577 // ----------------------------------------------------------------------------- |
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578 // |
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579 void CVedAudioClipInfoOperation::RunL() |
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580 { |
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581 PRINT(_L("CVedAudioClipInfoOperation::RunL in")); |
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582 |
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583 iObserver.NotifyAudioClipInfoReady(*iInfo, KErrNone); |
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584 |
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585 PRINT(_L("CVedAudioClipInfoOperation::RunL out")); |
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586 } |
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587 |
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588 // ----------------------------------------------------------------------------- |
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589 // CVedAudioClipInfoOperation::DoCancel |
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590 // Cancel ongoing request. |
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591 // (other items were commented in a header). |
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592 // ----------------------------------------------------------------------------- |
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593 // |
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594 void CVedAudioClipInfoOperation::DoCancel() |
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595 { |
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596 iObserver.NotifyAudioClipInfoReady(*iInfo, KErrCancel); |
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597 } |
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598 |
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