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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 "AudProcessorImpl.h" |
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22 #include "ProcAMRInFileHandler.h" |
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23 |
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24 #include "ProcMP4InFileHandler.h" |
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25 #include "ProcADTSInFileHandler.h" |
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26 #include "ProcMP3InFileHandler.h" |
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27 #include "ProcAWBInFileHandler.h" |
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28 #include "ProcWAVInFileHandler.h" |
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29 |
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30 |
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31 #include "ProcAMRFrameHandler.h" |
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32 #include "ProcAACFrameHandler.h" |
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33 #include "ProcMP3FrameHandler.h" |
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34 #include "ProcAWBFrameHandler.h" |
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35 #include "ProcWAVFrameHandler.h" |
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36 |
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37 |
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38 |
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39 #include "AudCommon.h" |
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40 #include "ProcTools.h" |
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41 #include "AudPanic.h" |
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42 |
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43 // Debug print macro |
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44 #if defined _DEBUG |
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45 #include <e32svr.h> |
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46 #define PRINT(x) RDebug::Print x; |
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47 #else |
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48 #define PRINT(x) |
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49 #endif |
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50 |
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51 const TInt KTimeEstimateTime = 2000; // 1000 ms |
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52 |
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53 CAudProcessorImpl* CAudProcessorImpl::NewL() |
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54 { |
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55 |
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56 |
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57 CAudProcessorImpl* self = new (ELeave) CAudProcessorImpl(); |
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58 CleanupStack::PushL(self); |
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59 self->ConstructL(); |
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60 CleanupStack::Pop(self); |
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61 return self; |
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62 } |
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63 |
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64 CAudProcessorImpl* CAudProcessorImpl::NewLC() |
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65 { |
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66 CAudProcessorImpl* self = new (ELeave) CAudProcessorImpl(); |
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67 CleanupStack::PushL(self); |
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68 self->ConstructL(); |
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69 return self; |
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70 } |
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71 |
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72 CAudProcessorImpl::~CAudProcessorImpl() |
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73 { |
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74 |
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75 PRINT((_L("CAudProcessorImpl::~CAudProcessorImpl() in"))); |
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76 TInt a = 0; |
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77 |
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78 for (a = 0; a < iInFiles.Count() ; a++) |
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79 { |
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80 delete iInFiles[a]; |
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81 } |
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82 iInFiles.Reset(); |
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83 |
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84 PRINT((_L("CAudProcessorImpl::~CAudProcessorImpl() deleted iInFiles"))); |
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85 delete iWAVFrameHandler; |
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86 |
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87 iClipsWritten.Reset(); |
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88 |
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89 iProcessingEvents.ResetAndDestroy(); |
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90 |
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91 PRINT((_L("CAudProcessorImpl::~CAudProcessorImpl() out"))); |
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92 } |
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93 |
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94 |
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95 void CAudProcessorImpl::ConstructL() |
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96 { |
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97 |
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98 |
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99 |
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100 } |
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101 |
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102 CAudProcessorImpl::CAudProcessorImpl() : iInFiles(8), iSong(0), |
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103 iTimeLeft(0), |
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104 iCurEvent(0), |
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105 iProcessingEvents(8), |
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106 iSongDurationMilliSeconds(0), |
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107 iSongProcessedMilliSeconds(0) |
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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 |
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114 void CAudProcessorImpl::ProcessSongL(const CAudSong* aSong, TInt aRawFrameSize, TBool aGetTimeEstimation) |
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115 { |
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116 PRINT((_L("CAudProcessorImpl::ProcessSongL in"))); |
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117 |
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118 iGetTimeEstimation = aGetTimeEstimation; |
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119 |
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120 iSilenceStarted = EFalse; |
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121 |
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122 iSong = aSong; |
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123 |
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124 TInt clips = aSong->iClipArray.Count(); |
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125 |
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126 |
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127 // bitdepth always 16 |
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128 const TInt KBitDepth = 16; |
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129 |
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130 iWAVFrameHandler = CProcWAVFrameHandler::NewL(KBitDepth); |
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131 |
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132 // create inFileHandlers for each input clips---> |
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133 for (TInt a = 0 ; a < clips ; a++) |
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134 { |
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135 if (aSong->iClipArray[a]->Info()->Properties().iFileFormat == EAudFormatAMR) |
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136 { |
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137 PRINT((_L("CAudProcessorImpl::ProcessSongL create AMRNB file handler"))); |
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138 CProcInFileHandler* inFileHandler = |
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139 CProcAMRInFileHandler::NewL(aSong->iClipArray[a]->Info()->FileName(), |
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140 aSong->iClipArray[a]->Info()->FileHandle(), aSong->iClipArray[a], |
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141 4096, iSong->OutputFileProperties().iSamplingRate, |
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142 iSong->OutputFileProperties().iChannelMode); |
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143 |
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144 iInFiles.Insert(inFileHandler, iInFiles.Count()); |
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145 inFileHandler->SetPropertiesL(aSong->iClipArray[a]->Info()->Properties()); |
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146 inFileHandler->SetPriority(aSong->iClipArray[a]->Priority()); |
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147 |
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148 inFileHandler->SeekCutInFrame(); |
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149 |
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150 if (IsDecodingRequired(aSong->OutputFileProperties(), |
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151 aSong->iClipArray[a]->Info()->Properties())) |
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152 { |
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153 inFileHandler->SetDecodingRequired(ETrue); |
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154 } |
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155 |
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156 |
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157 |
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158 |
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159 } |
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160 else if (aSong->iClipArray[a]->Info()->Properties().iFileFormat == EAudFormatMP4) |
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161 { |
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162 PRINT((_L("CAudProcessorImpl::ProcessSongL create MP4 file handler"))); |
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163 CProcInFileHandler* inFileHandler = |
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164 CProcMP4InFileHandler::NewL(aSong->iClipArray[a]->Info()->FileName(), |
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165 aSong->iClipArray[a]->Info()->FileHandle(), |
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166 aSong->iClipArray[a], |
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167 4096, iSong->OutputFileProperties().iSamplingRate, |
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168 iSong->OutputFileProperties().iChannelMode); |
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169 |
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170 iInFiles.Insert(inFileHandler, iInFiles.Count()); |
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171 TAudFileProperties prororo; |
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172 inFileHandler->GetPropertiesL(&prororo); |
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173 inFileHandler->SetPriority(aSong->iClipArray[a]->Priority()); |
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174 inFileHandler->SeekCutInFrame(); |
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175 |
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176 if (IsDecodingRequired(aSong->OutputFileProperties(), |
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177 aSong->iClipArray[a]->Info()->Properties())) |
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178 { |
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179 inFileHandler->SetDecodingRequired(ETrue); |
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180 } |
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181 |
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182 |
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183 |
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184 } |
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185 |
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186 else if (aSong->iClipArray[a]->Info()->Properties().iFileFormat == EAudFormatAAC_ADTS) |
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187 { |
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188 PRINT((_L("CAudProcessorImpl::ProcessSongL create AAC ADTS file handler"))); |
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189 CProcInFileHandler* inFileHandler = |
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190 CProcADTSInFileHandler::NewL(aSong->iClipArray[a]->Info()->FileName(), |
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191 aSong->iClipArray[a]->Info()->FileHandle(), |
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192 aSong->iClipArray[a], |
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193 8092, iSong->OutputFileProperties().iSamplingRate, |
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194 iSong->OutputFileProperties().iChannelMode); |
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195 TAudFileProperties pro; |
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196 |
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197 iInFiles.Insert(inFileHandler, iInFiles.Count()); |
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198 inFileHandler->GetPropertiesL(&pro); |
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199 inFileHandler->SetPriority(aSong->iClipArray[a]->Priority()); |
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200 inFileHandler->SeekCutInFrame(); |
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201 |
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202 if (IsDecodingRequired(aSong->OutputFileProperties(), |
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203 aSong->iClipArray[a]->Info()->Properties())) |
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204 { |
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205 inFileHandler->SetDecodingRequired(ETrue); |
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206 } |
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207 |
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208 |
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209 |
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210 } |
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211 else if (aSong->iClipArray[a]->Info()->Properties().iFileFormat == EAudFormatMP3) |
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212 { |
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213 PRINT((_L("CAudProcessorImpl::ProcessSongL create MP3 file handler"))); |
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214 CProcInFileHandler* inFileHandler = |
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215 CProcMP3InFileHandler::NewL(aSong->iClipArray[a]->Info()->FileName(), |
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216 aSong->iClipArray[a]->Info()->FileHandle(), |
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217 aSong->iClipArray[a], |
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218 4096, iSong->OutputFileProperties().iSamplingRate, |
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219 iSong->OutputFileProperties().iChannelMode); |
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220 |
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221 iInFiles.Insert(inFileHandler, iInFiles.Count()); |
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222 inFileHandler->SetPropertiesL(aSong->iClipArray[a]->Info()->Properties()); |
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223 inFileHandler->SetPriority(aSong->iClipArray[a]->Priority()); |
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224 inFileHandler->SeekCutInFrame(); |
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225 |
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226 |
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227 if (IsDecodingRequired(aSong->OutputFileProperties(), |
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228 aSong->iClipArray[a]->Info()->Properties())) |
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229 { |
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230 inFileHandler->SetDecodingRequired(ETrue); |
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231 } |
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232 |
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233 } |
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234 else if (aSong->iClipArray[a]->Info()->Properties().iFileFormat == EAudFormatAMRWB) |
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235 { |
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236 PRINT((_L("CAudProcessorImpl::ProcessSongL create AMRWB file handler"))); |
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237 CProcInFileHandler* inFileHandler = |
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238 CProcAWBInFileHandler::NewL(aSong->iClipArray[a]->Info()->FileName(), |
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239 aSong->iClipArray[a]->Info()->FileHandle(), |
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240 aSong->iClipArray[a], |
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241 4096, iSong->OutputFileProperties().iSamplingRate, |
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242 iSong->OutputFileProperties().iChannelMode); |
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243 |
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244 iInFiles.Insert(inFileHandler, iInFiles.Count()); |
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245 inFileHandler->SetPropertiesL(aSong->iClipArray[a]->Info()->Properties()); |
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246 inFileHandler->SetPriority(aSong->iClipArray[a]->Priority()); |
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247 inFileHandler->SeekCutInFrame(); |
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248 |
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249 if (IsDecodingRequired(aSong->OutputFileProperties(), |
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250 aSong->iClipArray[a]->Info()->Properties())) |
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251 { |
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252 inFileHandler->SetDecodingRequired(ETrue); |
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253 } |
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254 |
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255 } |
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256 else if (aSong->iClipArray[a]->Info()->Properties().iFileFormat == EAudFormatWAV) |
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257 { |
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258 PRINT((_L("CAudProcessorImpl::ProcessSongL create WAV file handler"))); |
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259 CProcInFileHandler* inFileHandler = |
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260 CProcWAVInFileHandler::NewL(aSong->iClipArray[a]->Info()->FileName(), |
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261 aSong->iClipArray[a]->Info()->FileHandle(), |
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262 aSong->iClipArray[a], |
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263 4096, iSong->OutputFileProperties().iSamplingRate, |
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264 iSong->OutputFileProperties().iChannelMode); |
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265 |
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266 iInFiles.Insert(inFileHandler, iInFiles.Count()); |
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267 inFileHandler->SetPropertiesL(aSong->iClipArray[a]->Info()->Properties()); |
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268 inFileHandler->SetPriority(aSong->iClipArray[a]->Priority()); |
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269 inFileHandler->SeekCutInFrame(); |
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270 |
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271 if (IsDecodingRequired(aSong->OutputFileProperties(), |
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272 aSong->iClipArray[a]->Info()->Properties())) |
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273 { |
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274 inFileHandler->SetDecodingRequired(ETrue); |
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275 } |
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276 |
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277 } |
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278 |
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279 } |
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280 |
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281 |
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282 // find the biggest frame size for mixing buffer |
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283 TInt maxFrameSize = 0; |
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284 for (TInt q = 0 ; q < iInFiles.Count() ; q++) |
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285 { |
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286 iInFiles[q]->SetRawAudioFrameSize(aRawFrameSize); |
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287 |
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288 if (iInFiles[q]->GetDecodedFrameSize() > maxFrameSize) |
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289 { |
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290 maxFrameSize = iInFiles[q]->GetDecodedFrameSize(); |
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291 } |
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292 |
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293 } |
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294 |
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295 |
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296 |
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297 GetProcessingEventsL(); |
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298 iProcessingEvents[0]->GetAllIndexes(iClipsWritten); |
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299 iTimeLeft = iProcessingEvents[1]->iPosition; |
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300 iCurEvent = 0; |
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301 |
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302 |
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303 if (iGetTimeEstimation) |
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304 { |
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305 iTimer.HomeTime(); |
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306 |
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307 if (iTimeLeft >= KTimeEstimateTime) |
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308 { |
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309 iTimeEstimateCoefficient = iTimeLeft/KTimeEstimateTime; |
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310 |
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311 iTimeLeft = KTimeEstimateTime; |
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312 } |
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313 else |
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314 { |
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315 iTimeEstimateCoefficient = 1; |
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316 } |
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317 |
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318 } |
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319 |
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320 |
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321 PRINT((_L("CAudProcessorImpl::ProcessSongL out"))); |
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322 } |
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323 |
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324 TBool CAudProcessorImpl::ProcessSyncPieceL(HBufC8*& aFrame, TInt& aProgress, |
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325 TTimeIntervalMicroSeconds& aDuration, TBool& aRaw) |
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326 { |
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327 |
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328 PRINT((_L("CAudProcessorImpl::ProcessSyncPieceL in"))); |
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329 aDuration = 0; |
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330 |
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331 if (iSongProcessedMilliSeconds > iSongDurationMilliSeconds) |
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332 { |
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333 // processing is ready |
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334 StopProcessing(); |
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335 PRINT((_L("CAudProcessorImpl::ProcessSyncPieceL stopped processing 1, out"))); |
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336 return ETrue; |
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337 |
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338 } |
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339 |
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340 |
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341 while (iTimeLeft <= 0) |
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342 { |
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343 |
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344 iCurEvent++; |
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345 |
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346 if (iCurEvent >= iProcessingEvents.Count()-1) |
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347 { |
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348 |
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349 // do we need silence in the end? |
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350 if (iSongProcessedMilliSeconds < ProcTools::MilliSeconds(iSong->iSongDuration)) |
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351 { |
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352 |
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353 if (iGetTimeEstimation) |
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354 { |
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355 StopProcessing(); |
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356 PRINT((_L("CAudProcessorImpl::ProcessSyncPieceL stopped processing in time estimate case, out"))); |
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357 return ETrue; |
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358 |
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359 } |
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360 |
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361 |
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362 WriteSilenceL(aFrame, aProgress, aDuration, aRaw); |
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363 return EFalse; |
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364 } |
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365 // processing is ready |
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366 StopProcessing(); |
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367 PRINT((_L("CAudProcessorImpl::ProcessSyncPieceL stopped processing 2, out"))); |
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368 return ETrue; |
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369 } |
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370 |
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371 iClipsWritten.Reset(); |
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372 for (TInt tr = 0 ; tr < iProcessingEvents[iCurEvent]->IndexCount() ; tr++) |
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373 { |
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374 |
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375 TInt clipIndex = iProcessingEvents[iCurEvent]->GetIndex(tr); |
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376 |
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377 |
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378 if (clipIndex == -1 || !iSong->Clip(clipIndex, KAllTrackIndices)->Muting()) |
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379 { |
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380 iClipsWritten.Append(iProcessingEvents[iCurEvent]->GetIndex(tr)); |
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381 |
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382 } |
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383 |
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384 } |
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385 iTimeLeft = iProcessingEvents[iCurEvent+1]->iPosition - |
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386 iProcessingEvents[iCurEvent]->iPosition; |
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387 |
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388 if (iGetTimeEstimation) |
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389 { |
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390 |
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391 TTime timeNow; |
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392 timeNow.HomeTime(); |
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393 |
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394 // how long has it been from the previous event? |
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395 TTimeIntervalMicroSeconds msFromPrev = timeNow.MicroSecondsFrom(iTimer); |
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396 |
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397 iTimeEstimate += msFromPrev.Int64() * iTimeEstimateCoefficient; |
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398 |
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399 // set iTimer to home time |
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400 iTimer.HomeTime(); |
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401 |
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402 if (iTimeLeft > KTimeEstimateTime) |
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403 { |
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404 iTimeEstimateCoefficient = iTimeLeft/KTimeEstimateTime; |
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405 iTimeLeft = KTimeEstimateTime; |
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406 } |
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407 else |
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408 { |
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409 iTimeEstimateCoefficient = 1; |
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410 } |
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411 |
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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 |
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417 if (iClipsWritten.Count() == 1) |
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418 { |
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419 // if silence |
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420 WriteSilenceL(aFrame, aProgress, aDuration, aRaw); |
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421 PRINT((_L("CAudProcessorImpl::ProcessSyncPieceL silence, out"))); |
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422 return EFalse; |
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423 |
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424 } |
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425 else if (iTimeLeft > 0) |
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426 { |
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427 |
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428 |
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429 TInt inClipIndex1 = 0; |
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430 TInt inClipIndex2 = 0; |
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431 |
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432 HighestInFilePriority(inClipIndex1, inClipIndex2); |
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433 |
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434 CAudClip* clip1 = iSong->iClipArray[iClipsWritten[inClipIndex1]]; |
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435 CAudClip* clip2 = iSong->iClipArray[iClipsWritten[inClipIndex2]]; |
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436 |
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437 CProcInFileHandler* inHandler1 = iInFiles[iClipsWritten[inClipIndex1]]; |
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438 CProcInFileHandler* inHandler2 = iInFiles[iClipsWritten[inClipIndex2]]; |
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439 |
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440 |
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441 TBool writeClip1 = ETrue; |
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442 TBool writeClip2 = ETrue; |
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443 |
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444 if (clip1 == clip2) |
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445 { |
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446 writeClip2 = EFalse; |
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447 } |
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448 if (clip1->Muting()) |
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449 { |
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450 writeClip1 = EFalse; |
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451 } |
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452 if (clip2->Muting()) |
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453 { |
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454 writeClip2 = EFalse; |
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455 } |
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456 |
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457 |
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458 HBufC8* frame1 = 0; |
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459 HBufC8* frame2 = 0; |
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460 TInt siz1 = 0; |
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461 TInt32 tim1 = 0; |
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462 TInt siz2 = 0; |
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463 TInt32 tim2 = 0; |
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464 |
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465 TBool getFrameRet1 = EFalse; |
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466 TBool getFrameRet2 = EFalse; |
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467 // If the clip is muted -> return silence |
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468 |
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469 if (!writeClip1 && !writeClip2) |
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470 { |
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471 |
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472 getFrameRet1 = inHandler1->GetSilentAudioFrameL(frame1, siz1, tim1, aRaw); |
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473 |
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474 } |
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475 |
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476 else if (!writeClip1 && writeClip2) |
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477 { |
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478 |
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479 getFrameRet2 = inHandler2->GetAudioFrameL(frame2, siz2, tim2, aRaw); |
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480 |
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481 } |
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482 else if (writeClip1 && !writeClip2) |
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483 { |
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484 |
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485 getFrameRet1 = inHandler1->GetAudioFrameL(frame1, siz1, tim1, aRaw); |
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486 |
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487 } |
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488 else |
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489 { |
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490 |
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491 TBool decodingRequired1 = inHandler1->DecodingRequired(); |
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492 TBool decodingRequired2 = inHandler2->DecodingRequired(); |
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493 |
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494 // decoding is needed due to mixing |
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495 inHandler1->SetDecodingRequired(ETrue); |
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496 inHandler2->SetDecodingRequired(ETrue); |
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497 |
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498 getFrameRet1 = inHandler1->GetAudioFrameL(frame1, siz1, tim1, aRaw); |
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499 |
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500 // fix to rel2, put frame1 to cleanup stack for the next operation |
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501 CleanupStack::PushL(frame1); |
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502 getFrameRet2 = inHandler2->GetAudioFrameL(frame2, siz2, tim2, aRaw); |
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503 CleanupStack::Pop(); // frame1, will be put to cleanupstack later-> |
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504 |
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505 |
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506 inHandler1->SetDecodingRequired(decodingRequired1); |
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507 inHandler2->SetDecodingRequired(decodingRequired2); |
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508 |
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509 } |
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510 |
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511 |
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512 if(!getFrameRet1 && !getFrameRet2) |
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513 { |
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514 // no audio frames left -> write silence |
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515 |
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516 getFrameRet1 = inHandler1->GetSilentAudioFrameL(frame1, siz1, tim1, aRaw); |
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517 |
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518 } |
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519 |
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520 if (frame1 != 0) |
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521 { |
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522 CleanupStack::PushL(frame1); |
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523 } |
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524 if (frame2 != 0) |
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525 { |
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526 CleanupStack::PushL(frame2); |
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527 } |
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528 |
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529 |
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530 if (getFrameRet1 && getFrameRet2) |
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531 { |
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532 |
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533 // mix the two frames |
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534 iWAVFrameHandler->MixL(frame1, frame2, aFrame); |
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535 CleanupStack::PopAndDestroy(frame2); |
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536 CleanupStack::PopAndDestroy(frame1); |
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537 aDuration = TUint(tim1*1000); |
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538 |
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539 } |
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540 else if (getFrameRet1 && !getFrameRet2) |
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541 { |
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542 aFrame = HBufC8::NewL(frame1->Length()); |
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543 aFrame->Des().Copy(frame1->Des()); |
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544 CleanupStack::PopAndDestroy(frame1); |
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545 aDuration = TUint(tim1*1000); |
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546 |
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547 |
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548 } |
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549 else if (!getFrameRet1 && getFrameRet2) |
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550 { |
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551 |
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552 aFrame = HBufC8::NewL(frame2->Length()); |
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553 aFrame->Des().Copy(frame2->Des()); |
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554 CleanupStack::PopAndDestroy(frame2); |
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555 aDuration = TUint(tim2*1000); |
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556 |
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557 } |
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558 else if (!getFrameRet1 && !getFrameRet2) |
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559 { |
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560 |
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561 // shouldn't get here... |
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562 |
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563 User::Leave(KErrGeneral); |
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564 } |
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565 |
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566 |
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567 iTimeLeft -= ProcTools::MilliSeconds(aDuration); |
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568 iSongProcessedMilliSeconds += ProcTools::MilliSeconds(aDuration); |
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569 |
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570 |
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571 } |
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572 |
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573 if (iSongDurationMilliSeconds > 0) |
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574 { |
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575 |
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576 // update progress |
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577 aProgress = (iSongProcessedMilliSeconds*100)/iSongDurationMilliSeconds; |
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578 |
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579 } |
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580 PRINT((_L("CAudProcessorImpl::ProcessSyncPieceL out"))); |
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581 return EFalse; |
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582 |
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583 } |
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584 |
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585 |
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586 void CAudProcessorImpl::GetAudFilePropertiesL(const TDesC& aFileName, RFile* aFileHandle, |
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587 TAudFileProperties* aProperties) |
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588 { |
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589 |
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590 PRINT((_L("CAudProcessorImpl::GetAudFilePropertiesL in"))); |
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591 |
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592 |
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593 |
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594 PRINT(_L("CAudProcessorImpl::GetAudFilePropertiesL read header from file")); |
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595 |
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596 TBuf8<10> fileHeader; |
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597 |
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598 if (!aFileHandle) |
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599 { |
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600 RFs* fs = new (ELeave) RFs; |
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601 CleanupStack::PushL(fs); |
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602 User::LeaveIfError( fs->Connect() ); |
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603 |
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604 RFile file; |
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605 TInt error = file.Open(*fs, aFileName, EFileShareReadersOnly | EFileStream | EFileRead);//EFileShareAny | EFileStream | EFileRead); |
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606 if (error != KErrNone) |
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607 { |
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608 error = file.Open(*fs, aFileName, EFileShareAny | EFileStream | EFileRead); |
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609 } |
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610 if (error == KErrNone) |
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611 { |
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612 error = file.Read(fileHeader); |
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613 } |
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614 file.Close(); |
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615 fs->Close(); |
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616 CleanupStack::PopAndDestroy(fs); |
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617 User::LeaveIfError(error); |
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618 } |
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619 else |
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620 { |
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621 TInt pos = 0; |
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622 |
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623 User::LeaveIfError( aFileHandle->Seek(ESeekCurrent, pos) ); |
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624 |
|
625 TInt zero = 0; |
|
626 User::LeaveIfError( aFileHandle->Seek(ESeekStart, zero) ); |
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627 User::LeaveIfError( aFileHandle->Read(fileHeader) ); |
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628 |
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629 User::LeaveIfError( aFileHandle->Seek(ESeekStart, pos) ); |
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630 } |
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631 |
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632 if (fileHeader.Length() < 10 ) //AMR-WB has 9-byte header, but header-only clips are not accepted. Hence accepting only 10 and more byte clips. |
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633 { |
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634 PRINT(_L("CAudProcessorImpl::GetAudFilePropertiesL the file has less than 9 bytes, it must be invalid")); |
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635 User::Leave(KErrCorrupt); |
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636 } |
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637 |
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638 PRINT(_L("CAudProcessorImpl::GetAudFilePropertiesL interpret the header")); |
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639 |
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640 TParse fp; |
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641 TFileName name; |
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642 |
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643 if (!aFileHandle) |
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644 fp.Set(aFileName, NULL, NULL); |
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645 else |
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646 { |
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647 User::LeaveIfError( aFileHandle->FullName(name) ); |
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648 fp.Set(name, NULL, NULL); |
|
649 } |
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650 |
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651 if ( fileHeader.Mid(4,4) == _L8("ftyp") ) |
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652 { |
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653 PRINT((_L("CAudProcessorImpl::GetAudFilePropertiesL 3gp/mp4/m4a based on ftyp"))); |
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654 // 3gp/mp4/m4a; extension-based recognition later |
|
655 CProcInFileHandler* inFileHandler = CProcMP4InFileHandler::NewL(aFileName, aFileHandle, 0, 4096); |
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656 CleanupStack::PushL(inFileHandler); |
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657 inFileHandler->GetPropertiesL(aProperties); |
|
658 |
|
659 CleanupStack::PopAndDestroy(inFileHandler); |
|
660 } |
|
661 else if (fileHeader.Mid(0,6) == _L8("#!AMR\n")) |
|
662 { |
|
663 PRINT((_L("CAudProcessorImpl::GetAudFilePropertiesL AMR-NB based on #!AMR"))); |
|
664 // AMR-NB |
|
665 CProcInFileHandler* inFileHandler = CProcAMRInFileHandler::NewL(aFileName, aFileHandle, 0, 4096); |
|
666 CleanupStack::PushL(inFileHandler); |
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667 |
|
668 inFileHandler->GetPropertiesL(aProperties); |
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669 |
|
670 CleanupStack::PopAndDestroy(inFileHandler); |
|
671 |
|
672 } |
|
673 else if (fileHeader.Mid(0,9) == _L8("#!AMR-WB\n")) |
|
674 { |
|
675 PRINT((_L("CAudProcessorImpl::GetAudFilePropertiesL awb based on #!AMR-WB"))); |
|
676 CProcInFileHandler* inFileHandler = CProcAWBInFileHandler::NewL(aFileName, aFileHandle,0, 4096); |
|
677 CleanupStack::PushL(inFileHandler); |
|
678 inFileHandler->GetPropertiesL(aProperties); |
|
679 |
|
680 CleanupStack::PopAndDestroy(inFileHandler); |
|
681 } |
|
682 else if (fp.Ext().CompareF(_L(".aac")) == 0) |
|
683 { |
|
684 PRINT((_L("CAudProcessorImpl::GetAudFilePropertiesL aac based on extension"))); |
|
685 CProcInFileHandler* inFileHandler = CProcADTSInFileHandler::NewL(aFileName, aFileHandle, 0, 4096); |
|
686 CleanupStack::PushL(inFileHandler); |
|
687 inFileHandler->GetPropertiesL(aProperties); |
|
688 |
|
689 CleanupStack::PopAndDestroy(inFileHandler); |
|
690 } |
|
691 else if (fp.Ext().CompareF(_L(".3gp")) == 0) |
|
692 { |
|
693 PRINT((_L("CAudProcessorImpl::GetAudFilePropertiesL 3gp based on extension"))); |
|
694 |
|
695 CProcInFileHandler* inFileHandler = CProcMP4InFileHandler::NewL(aFileName, aFileHandle, 0, 4096); |
|
696 |
|
697 CleanupStack::PushL(inFileHandler); |
|
698 inFileHandler->GetPropertiesL(aProperties); |
|
699 |
|
700 CleanupStack::PopAndDestroy(inFileHandler); |
|
701 |
|
702 } |
|
703 |
|
704 else if (fp.Ext().CompareF(_L(".m4a")) == 0 || |
|
705 fp.Ext().CompareF(_L(".mp4")) == 0) |
|
706 { |
|
707 PRINT((_L("CAudProcessorImpl::GetAudFilePropertiesL mp4/m4a based on extension"))); |
|
708 |
|
709 CProcInFileHandler* inFileHandler = 0; |
|
710 |
|
711 inFileHandler = CProcMP4InFileHandler::NewL(aFileName, aFileHandle, 0, 4096); |
|
712 CleanupStack::PushL(inFileHandler); |
|
713 inFileHandler->GetPropertiesL(aProperties); |
|
714 CleanupStack::PopAndDestroy(inFileHandler); |
|
715 |
|
716 } |
|
717 else if (fp.Ext().CompareF(_L(".amr")) == 0) |
|
718 { |
|
719 PRINT((_L("CAudProcessorImpl::GetAudFilePropertiesL AMR-NB based on extension"))); |
|
720 // AMR-NB |
|
721 CProcInFileHandler* inFileHandler = CProcAMRInFileHandler::NewL(aFileName, aFileHandle, 0, 4096); |
|
722 CleanupStack::PushL(inFileHandler); |
|
723 |
|
724 inFileHandler->GetPropertiesL(aProperties); |
|
725 |
|
726 CleanupStack::PopAndDestroy(inFileHandler); |
|
727 } |
|
728 else if (fp.Ext().CompareF(_L(".awb")) == 0) |
|
729 { |
|
730 PRINT((_L("CAudProcessorImpl::GetAudFilePropertiesL awb based on extension"))); |
|
731 CProcInFileHandler* inFileHandler = CProcAWBInFileHandler::NewL(aFileName, aFileHandle, 0, 4096); |
|
732 CleanupStack::PushL(inFileHandler); |
|
733 inFileHandler->GetPropertiesL(aProperties); |
|
734 |
|
735 CleanupStack::PopAndDestroy(inFileHandler); |
|
736 } |
|
737 else if (fp.Ext().CompareF(_L(".mp3")) == 0) |
|
738 { |
|
739 PRINT((_L("CAudProcessorImpl::GetAudFilePropertiesL mp3 based on extension"))); |
|
740 |
|
741 CProcInFileHandler* inFileHandler = CProcMP3InFileHandler::NewL(aFileName, aFileHandle, 0, 4096); |
|
742 CleanupStack::PushL(inFileHandler); |
|
743 inFileHandler->GetPropertiesL(aProperties); |
|
744 |
|
745 CleanupStack::PopAndDestroy(inFileHandler); |
|
746 } |
|
747 else if (fp.Ext().CompareF(_L(".wav")) == 0) |
|
748 { |
|
749 PRINT((_L("CAudProcessorImpl::GetAudFilePropertiesL wav based on extension"))); |
|
750 |
|
751 CProcInFileHandler* inFileHandler = CProcWAVInFileHandler::NewL(aFileName, aFileHandle, 0, 8192); |
|
752 CleanupStack::PushL(inFileHandler); |
|
753 inFileHandler->GetPropertiesL(aProperties); |
|
754 CleanupStack::PopAndDestroy(inFileHandler); |
|
755 } |
|
756 else |
|
757 { |
|
758 User::Leave(KErrNotSupported); |
|
759 } |
|
760 |
|
761 PRINT((_L("CAudProcessorImpl::GetAudFilePropertiesL out"))); |
|
762 } |
|
763 |
|
764 |
|
765 TInt64 CAudProcessorImpl::GetFinalTimeEstimate() const |
|
766 { |
|
767 return iTimeEstimate; |
|
768 } |
|
769 |
|
770 void CAudProcessorImpl::GetProcessingEventsL() |
|
771 { |
|
772 |
|
773 TInt clips = iSong->iClipArray.Count(); |
|
774 |
|
775 CProcessingEvent* newEvent = 0; |
|
776 |
|
777 TInt a = 0; |
|
778 |
|
779 // create a new processing event from each clips cutIn and cutOut |
|
780 for (a = 0 ; a < clips ; a++) |
|
781 { |
|
782 |
|
783 |
|
784 // cut in time: |
|
785 newEvent = CProcessingEvent::NewL(); |
|
786 newEvent->iChangedClipIndex = a; |
|
787 newEvent->iCutIn = ETrue; |
|
788 TInt32 startTime = iSong->iClipArray[a]->StartTimeMilliSeconds(); |
|
789 TInt32 cutInTime= iSong->iClipArray[a]->CutInTimeMilliSeconds(); |
|
790 newEvent->iPosition = startTime+cutInTime; |
|
791 iProcessingEvents.Insert(newEvent, 0); |
|
792 |
|
793 // cut out time |
|
794 newEvent = CProcessingEvent::NewL(); |
|
795 newEvent->iChangedClipIndex = a; |
|
796 newEvent->iCutIn = EFalse; |
|
797 TInt32 cutOutTime= iSong->iClipArray[a]->CutOutTimeMilliSeconds(); |
|
798 newEvent->iPosition = startTime+cutOutTime; |
|
799 iProcessingEvents.Insert(newEvent, 0); |
|
800 |
|
801 } |
|
802 |
|
803 |
|
804 |
|
805 |
|
806 // order processing events |
|
807 TLinearOrder<CProcessingEvent> order(CProcessingEvent::Compare); |
|
808 iProcessingEvents.Sort(order); |
|
809 |
|
810 // add a new processing events in the beginning to represent silence |
|
811 // (there is a possibility that the first clip doesn't start from 0 ms) |
|
812 newEvent = CProcessingEvent::NewL(); |
|
813 newEvent->iChangedClipIndex = -1; |
|
814 newEvent->InsertIndex(-1); |
|
815 newEvent->iCutIn = ETrue; |
|
816 newEvent->iPosition = 0; |
|
817 iProcessingEvents.Insert(newEvent, 0); |
|
818 |
|
819 // the next for-loop adds indexes of those clips that are supposed to be mixed to |
|
820 // each processing event |
|
821 |
|
822 for (TInt r = 1; r < iProcessingEvents.Count() ; r++) |
|
823 { |
|
824 |
|
825 |
|
826 for (TInt i = 0 ; i < iProcessingEvents[r-1]->IndexCount() ; i++) |
|
827 { |
|
828 iProcessingEvents[r]->InsertIndex(iProcessingEvents[r-1]->GetIndex(i)); |
|
829 } |
|
830 |
|
831 |
|
832 if (iProcessingEvents[r]->iCutIn) |
|
833 { |
|
834 iProcessingEvents[r]->InsertIndex(iProcessingEvents[r]->iChangedClipIndex); |
|
835 } |
|
836 else |
|
837 { |
|
838 |
|
839 TInt oldIndexInArray = iProcessingEvents[r]->FindIndex(iProcessingEvents[r]->iChangedClipIndex); |
|
840 |
|
841 if (oldIndexInArray >= 0 && oldIndexInArray < iProcessingEvents[r]->IndexCount()) |
|
842 { |
|
843 iProcessingEvents[r]->RemoveIndex(oldIndexInArray); |
|
844 } |
|
845 |
|
846 } |
|
847 |
|
848 } |
|
849 |
|
850 //iSongDurationMilliSeconds = (iSong->iSongDuration.Int64()/1000); |
|
851 iSongDurationMilliSeconds = ProcTools::MilliSeconds(iSong->iSongDuration); |
|
852 |
|
853 //iProcessingEvents[iProcessingEvents.Count()-1]->iPosition; |
|
854 |
|
855 |
|
856 } |
|
857 |
|
858 |
|
859 |
|
860 |
|
861 TBool CAudProcessorImpl::StopProcessing() |
|
862 { |
|
863 |
|
864 if (iGetTimeEstimation) |
|
865 { |
|
866 |
|
867 TTime timeNow; |
|
868 timeNow.HomeTime(); |
|
869 |
|
870 // how long has it been from the previous event? |
|
871 TTimeIntervalMicroSeconds msFromPrev = timeNow.MicroSecondsFrom(iTimer); |
|
872 |
|
873 iTimeEstimate += msFromPrev.Int64() * iTimeEstimateCoefficient; |
|
874 } |
|
875 |
|
876 |
|
877 iProcessingEvents.ResetAndDestroy(); |
|
878 iInFiles.ResetAndDestroy(); |
|
879 |
|
880 return ETrue; |
|
881 } |
|
882 |
|
883 TBool CAudProcessorImpl::WriteSilenceL(HBufC8*& aFrame, TInt& aProgress, |
|
884 TTimeIntervalMicroSeconds& aDuration, TBool& aRaw) |
|
885 { |
|
886 HBufC8* silentFrame = 0; |
|
887 TInt silSize = 0; |
|
888 TInt32 silDur = 0; |
|
889 |
|
890 if (iSong->iProperties->iAudioType == EAudAAC_MPEG4 && |
|
891 iSong->iProperties->iChannelMode == EAudSingleChannel) |
|
892 { |
|
893 |
|
894 aDuration = ((1024*1000)/(iSong->iProperties->iSamplingRate))*1000; |
|
895 |
|
896 silDur = ProcTools::MilliSeconds(aDuration); |
|
897 |
|
898 aFrame = HBufC8::NewL(KSilentMonoAACFrameLenght); |
|
899 aFrame->Des().Append(KSilentMonoAACFrame, KSilentMonoAACFrameLenght); |
|
900 |
|
901 aRaw = EFalse; |
|
902 |
|
903 } |
|
904 else if (iSong->iProperties->iAudioType == EAudAAC_MPEG4 && |
|
905 iSong->iProperties->iChannelMode == EAudStereo) |
|
906 { |
|
907 |
|
908 aDuration = ((1024*1000)/(iSong->iProperties->iSamplingRate))*1000; |
|
909 |
|
910 silDur = ProcTools::MilliSeconds(aDuration); |
|
911 |
|
912 aFrame = HBufC8::NewL(KSilentStereoAACFrameLenght); |
|
913 aFrame->Des().Append(KSilentStereoAACFrame, KSilentStereoAACFrameLenght); |
|
914 |
|
915 aRaw = EFalse; |
|
916 |
|
917 } |
|
918 else |
|
919 { |
|
920 iInFiles[0]->GetSilentAudioFrameL(silentFrame, silSize, silDur, aRaw); |
|
921 |
|
922 aFrame= silentFrame; |
|
923 aDuration = TUint(silDur*1000); |
|
924 |
|
925 } |
|
926 |
|
927 iSongProcessedMilliSeconds += silDur; |
|
928 iTimeLeft -= silDur; |
|
929 |
|
930 if (iSongDurationMilliSeconds > 0) |
|
931 { |
|
932 aProgress = (iSongProcessedMilliSeconds*100)/iSongDurationMilliSeconds; |
|
933 } |
|
934 |
|
935 return ETrue; |
|
936 } |
|
937 |
|
938 |
|
939 TBool CAudProcessorImpl::HighestInFilePriority(TInt& aFirst, TInt& aSecond) |
|
940 { |
|
941 |
|
942 aFirst = 1; |
|
943 aSecond = 1; |
|
944 |
|
945 TInt highest = 1; |
|
946 |
|
947 TInt secondHighest = 1; |
|
948 |
|
949 |
|
950 for (TInt a = 1 ; a < iClipsWritten.Count() ; a++) |
|
951 { |
|
952 if (iInFiles[iClipsWritten[a]]->Priority() >= highest) |
|
953 { |
|
954 |
|
955 // highest priority |
|
956 aFirst = a; |
|
957 highest = iInFiles[iClipsWritten[a]]->Priority(); |
|
958 |
|
959 } |
|
960 else if (iInFiles[iClipsWritten[a]]->Priority() >= secondHighest) |
|
961 { |
|
962 aSecond = a; |
|
963 secondHighest = iInFiles[iClipsWritten[a]]->Priority(); |
|
964 } |
|
965 |
|
966 } |
|
967 |
|
968 |
|
969 return ETrue; |
|
970 } |
|
971 |
|
972 TBool CAudProcessorImpl::IsDecodingRequired(const TAudFileProperties& prop1, |
|
973 const TAudFileProperties& prop2) |
|
974 { |
|
975 |
|
976 TBool decodingNeeded = EFalse; |
|
977 TAudFileProperties tmpProp1 = prop1; |
|
978 TAudFileProperties tmpProp2 = prop2; |
|
979 |
|
980 |
|
981 if (tmpProp1.iAudioType != |
|
982 tmpProp2.iAudioType || |
|
983 tmpProp1.iSamplingRate != |
|
984 tmpProp2.iSamplingRate || |
|
985 tmpProp1.iChannelMode != |
|
986 tmpProp2.iChannelMode) |
|
987 { |
|
988 decodingNeeded = ETrue; |
|
989 } |
|
990 |
|
991 return decodingNeeded; |
|
992 |
|
993 |
|
994 } |
|
995 |
|
996 |
|
997 |