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 /* Copyright (c) 2003, Nokia. All rights reserved */ |
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21 |
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22 #include "AudClipInfo.h" |
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23 #include "AudProcessor.h" |
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24 #include "AudPanic.h" |
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25 |
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26 |
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27 |
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28 #include <fbs.h> |
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29 #include <e32base.h> |
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30 |
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31 // Debug print macro |
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32 #if defined _DEBUG |
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33 #include <e32svr.h> |
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34 #define PRINT(x) RDebug::Print x; |
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35 #else |
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36 #define PRINT(x) |
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37 #endif |
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38 |
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39 |
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40 EXPORT_C CAudClipInfo* CAudClipInfo::NewL(const TDesC& aFileName, |
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41 MAudClipInfoObserver& aObserver) |
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42 { |
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43 CAudClipInfo* self = NewLC(aFileName, aObserver); |
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44 CleanupStack::Pop(self); |
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45 return self; |
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46 } |
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47 |
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48 |
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49 EXPORT_C CAudClipInfo* CAudClipInfo::NewLC(const TDesC& aFileName, |
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50 MAudClipInfoObserver& aObserver) |
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51 { |
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52 CAudClipInfo* self = new (ELeave) CAudClipInfo(); |
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53 CleanupStack::PushL(self); |
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54 self->ConstructL(aFileName, aObserver); |
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55 return self; |
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56 } |
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57 |
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58 EXPORT_C CAudClipInfo* CAudClipInfo::NewL(RFile* aFileHandle, |
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59 MAudClipInfoObserver& aObserver) |
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60 { |
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61 CAudClipInfo* self = NewLC(aFileHandle, aObserver); |
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62 CleanupStack::Pop(self); |
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63 return self; |
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64 } |
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65 |
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66 |
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67 EXPORT_C CAudClipInfo* CAudClipInfo::NewLC(RFile* aFileHandle, |
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68 MAudClipInfoObserver& aObserver) |
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69 { |
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70 CAudClipInfo* self = new (ELeave) CAudClipInfo(); |
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71 CleanupStack::PushL(self); |
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72 self->ConstructL(aFileHandle, aObserver); |
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73 return self; |
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74 } |
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75 |
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76 EXPORT_C TAudFileProperties CAudClipInfo::Properties() const |
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77 { |
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78 |
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79 return *iProperties; |
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80 } |
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81 |
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82 EXPORT_C TPtrC CAudClipInfo::FileName() const |
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83 { |
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84 return *iFileName; |
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85 } |
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86 |
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87 EXPORT_C RFile* CAudClipInfo::FileHandle() const |
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88 { |
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89 return iFileHandle; |
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90 } |
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91 |
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92 EXPORT_C void CAudClipInfo::GetVisualizationL(MAudVisualizationObserver& aObserver, |
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93 TInt aSize, TInt aPriority) const |
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94 { |
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95 |
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96 |
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97 iOperation->StartVisualizationL(aObserver, aSize, aPriority); |
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98 } |
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99 |
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100 EXPORT_C void CAudClipInfo::CancelVisualization() |
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101 { |
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102 |
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103 |
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104 iOperation->CancelVisualization(); |
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105 } |
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106 |
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107 CAudClipInfo::CAudClipInfo() : iInfoReady(EFalse) |
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108 |
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109 { |
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110 } |
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111 |
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112 |
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113 void CAudClipInfo::ConstructL(const TDesC& aFileName, MAudClipInfoObserver& aObserver) |
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114 { |
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115 |
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116 iProperties = new (ELeave) TAudFileProperties(); |
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117 |
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118 iFileName = HBufC::NewL(aFileName.Length()); |
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119 *iFileName = aFileName; |
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120 iFileHandle = NULL; |
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121 |
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122 iOperation = CAudClipInfoOperation::NewL(this, aObserver); |
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123 iOperation->StartGetPropertiesL(); |
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124 |
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125 } |
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126 |
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127 void CAudClipInfo::ConstructL(RFile* aFileHandle, MAudClipInfoObserver& aObserver) |
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128 { |
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129 |
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130 iProperties = new (ELeave) TAudFileProperties(); |
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131 |
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132 iFileHandle = aFileHandle; |
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133 |
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134 iFileName = HBufC::NewL(1); |
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135 |
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136 iOperation = CAudClipInfoOperation::NewL(this, aObserver); |
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137 iOperation->StartGetPropertiesL(); |
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138 |
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139 } |
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140 |
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141 |
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142 EXPORT_C CAudClipInfo::~CAudClipInfo() |
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143 { |
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144 |
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145 PRINT((_L("CAudClipInfo::~CAudClipInfo() in"))); |
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146 if (iProperties != 0) |
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147 { |
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148 delete iProperties; |
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149 iProperties = 0; |
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150 } |
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151 PRINT((_L("CAudClipInfo::~CAudClipInfo() deleted iProperties"))); |
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152 if (iOperation) |
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153 { |
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154 delete iOperation; |
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155 iOperation = 0; |
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156 } |
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157 |
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158 PRINT((_L("CAudClipInfo::~CAudClipInfo() deleted iOperation"))); |
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159 if (iFileName != 0) |
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160 { |
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161 delete iFileName; |
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162 iFileName = 0; |
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163 } |
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164 PRINT((_L("CAudClipInfo::~CAudClipInfo() out"))); |
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165 |
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166 } |
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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 CAudClipInfoOperation* CAudClipInfoOperation::NewL(CAudClipInfo* aInfo, |
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172 MAudClipInfoObserver& aObserver) |
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173 { |
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174 CAudClipInfoOperation* self = |
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175 new (ELeave) CAudClipInfoOperation(aInfo, aObserver); |
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176 CleanupStack::PushL(self); |
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177 self->ConstructL(); |
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178 CleanupStack::Pop(self); |
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179 return self; |
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180 } |
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181 |
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182 |
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183 CAudClipInfoOperation::CAudClipInfoOperation(CAudClipInfo* aInfo, |
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184 MAudClipInfoObserver& aObserver) : |
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185 iInfo(aInfo), iObserver(&aObserver) |
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186 |
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187 { |
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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 void CAudClipInfoOperation::ConstructL() |
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193 { |
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194 |
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195 |
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196 } |
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197 |
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198 |
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199 CAudClipInfoOperation::~CAudClipInfoOperation() |
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200 { |
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201 |
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202 PRINT((_L("CAudClipInfoOperation::~CAudClipInfoOperation() in"))); |
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203 if (iProcessor != 0) |
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204 { |
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205 delete iProcessor; |
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206 iProcessor = 0; |
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207 |
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208 } |
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209 PRINT((_L("CAudClipInfoOperation::~CAudClipInfoOperation() out"))); |
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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 void CAudClipInfoOperation::NotifyClipInfoReady(TInt aError) |
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215 { |
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216 |
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217 PRINT((_L("CAudClipInfoOperation::NotifyClipInfoReady() in"))); |
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218 |
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219 iInfo->iInfoReady = ETrue; |
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220 |
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221 if (iProcessor == 0) |
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222 { |
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223 TAudPanic::Panic(TAudPanic::EInternal); |
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224 } |
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225 |
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226 if (iProcessor != 0) |
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227 { |
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228 delete iProcessor; |
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229 iProcessor = 0; |
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230 } |
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231 |
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232 iObserver->NotifyClipInfoReady(*iInfo, aError); |
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233 |
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234 PRINT((_L("CAudClipInfoOperation::NotifyClipInfoReady() out"))); |
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235 |
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236 } |
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237 |
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238 void CAudClipInfoOperation::StartGetPropertiesL() |
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239 { |
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240 PRINT((_L("CAudClipInfoOperation::StartGetPropertiesL() in"))); |
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241 |
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242 if (iProcessor != 0) |
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243 { |
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244 TAudPanic::Panic(TAudPanic::EInternal); |
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245 } |
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246 iProcessor = CAudProcessor::NewL(); |
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247 iProcessor->GetAudFilePropertiesL(*iInfo->iFileName, iInfo->iFileHandle, |
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248 iInfo->iProperties, *this, CActive::EPriorityStandard); |
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249 |
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250 PRINT((_L("CAudClipInfoOperation::StartGetPropertiesL() out"))); |
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251 } |
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252 |
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253 void CAudClipInfoOperation::StartVisualizationL(MAudVisualizationObserver& aObserver, TInt aSize, |
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254 TInt aPriority) |
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255 { |
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256 |
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257 if (iProcessor != 0) |
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258 { |
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259 TAudPanic::Panic(TAudPanic::EClipInfoProcessAlreadyRunning); |
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260 } |
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261 iVisualizationObserver = &aObserver; |
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262 |
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263 CAudProcessor* processor = CAudProcessor::NewLC(); |
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264 |
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265 processor->StartGetClipVisualizationL(iInfo, aSize, *this, aPriority); |
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266 |
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267 |
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268 CleanupStack::Pop(processor); |
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269 iProcessor = processor; |
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270 |
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271 } |
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272 |
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273 void CAudClipInfoOperation::CancelVisualization() |
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274 { |
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275 PRINT((_L("CAudClipInfoOperation::CancelVisualization() in"))); |
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276 |
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277 if (iProcessor == 0) |
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278 { |
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279 PRINT((_L("CAudClipInfoOperation::CancelVisualization() no visualization going on, ignore"))); |
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280 return; |
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281 } |
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282 else |
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283 { |
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284 PRINT((_L("CAudClipInfoOperation::CancelVisualization() cancel iProcessor"))); |
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285 iProcessor->CancelClipVisualization(); |
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286 |
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287 delete iProcessor; |
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288 iProcessor = 0; |
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289 |
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290 iVisualizationObserver = 0; |
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291 PRINT((_L("CAudClipInfoOperation::CancelVisualization() out"))); |
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292 } |
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293 } |
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294 |
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295 void CAudClipInfoOperation::NotifySongVisualizationCompleted(const CAudSong& /*aSong*/, |
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296 TInt /*aError*/, |
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297 TInt8* /*aVisualization*/, |
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298 TInt /*aSize*/) |
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299 { |
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300 |
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301 // should not be called |
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302 TAudPanic::Panic(TAudPanic::EInternal); |
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303 |
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304 |
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305 } |
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306 |
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307 void CAudClipInfoOperation::NotifySongVisualizationStarted(const CAudSong& /*aSong*/, |
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308 TInt /*aError*/) |
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309 { |
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310 // should not be called |
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311 TAudPanic::Panic(TAudPanic::EInternal); |
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312 |
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313 } |
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314 |
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315 |
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316 void CAudClipInfoOperation::NotifySongVisualizationProgressed(const CAudSong& /*aSong*/, |
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317 TInt /*aPercentage*/) |
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318 { |
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319 |
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320 // should not be called |
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321 TAudPanic::Panic(TAudPanic::EInternal); |
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322 |
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323 |
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324 } |
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325 |
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326 void CAudClipInfoOperation::NotifyClipInfoVisualizationCompleted(const CAudClipInfo& aClipInfo, |
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327 TInt aError, |
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328 TInt8* aVisualization, |
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329 TInt aSize) |
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330 { |
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331 PRINT((_L("CAudClipInfoOperation::NotifyClipInfoVisualizationCompleted() in"))); |
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332 if (aError != KErrNone) |
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333 { |
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334 iVisualizationObserver->NotifyClipInfoVisualizationCompleted(aClipInfo, aError, aVisualization, aSize); |
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335 PRINT((_L("CAudClipInfoOperation::NotifyClipInfoVisualizationCompleted() completed with error %d"),aError)); |
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336 } |
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337 else |
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338 { |
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339 if (iProcessor != 0) |
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340 { |
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341 delete iProcessor; |
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342 iProcessor = 0; |
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343 } |
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344 |
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345 MAudVisualizationObserver* observer = iVisualizationObserver; |
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346 iVisualizationObserver = 0; |
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347 observer->NotifyClipInfoVisualizationProgressed(aClipInfo, 100); |
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348 observer->NotifyClipInfoVisualizationCompleted(aClipInfo, aError, aVisualization, aSize); |
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349 PRINT((_L("CAudClipInfoOperation::NotifyClipInfoVisualizationCompleted() completed"))); |
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350 } |
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351 |
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352 |
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353 PRINT((_L("CAudClipInfoOperation::NotifyClipInfoVisualizationCompleted() out"))); |
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354 } |
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355 |
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356 |
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357 void CAudClipInfoOperation::NotifyClipInfoVisualizationStarted(const CAudClipInfo& aClipInfo, |
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358 TInt aError) |
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359 { |
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360 |
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361 |
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362 iVisualizationObserver->NotifyClipInfoVisualizationStarted(aClipInfo, aError); |
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363 |
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364 } |
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365 |
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366 void CAudClipInfoOperation::NotifyClipInfoVisualizationProgressed(const CAudClipInfo& aClipInfo, |
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367 TInt aPercentage) |
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368 { |
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369 |
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370 |
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371 iVisualizationObserver->NotifyClipInfoVisualizationProgressed(aClipInfo, aPercentage); |
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372 } |
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