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1 // play.cpp |
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2 // |
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3 // Copyright (c) 2005 - 2010 Accenture. 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 // Accenture - Initial contribution |
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11 // |
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12 |
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13 |
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14 #include <e32base.h> |
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15 #include <bacline.h> |
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16 #include <mmf/server/sounddevice.h> |
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17 #include "play.h" |
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18 |
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19 _LIT(KNewLine, "\n"); |
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20 |
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21 |
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22 //______________________________________________________________________________ |
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23 // ~CCmdPlay |
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24 CCommandBase* CCmdPlay::NewLC() |
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25 { |
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26 CCmdPlay* self = new(ELeave)CCmdPlay(); |
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27 CleanupStack::PushL(self); |
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28 self->ConstructL(); |
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29 return self; |
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30 } |
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31 |
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32 void CCmdPlay::ConstructL() |
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33 { |
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34 BaseConstructL(); |
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35 iPlayer = CMmfPlayer::NewL(Stdout()); |
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36 } |
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37 |
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38 CCmdPlay::~CCmdPlay() |
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39 { |
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40 delete iPlayer; |
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41 } |
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42 |
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43 const TDesC& CCmdPlay::Name() const |
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44 { |
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45 _LIT(KName, "play"); |
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46 return KName; |
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47 } |
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48 |
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49 void CCmdPlay::DoRunL() |
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50 { |
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51 if (iMaxVolume) |
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52 { |
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53 // we use DevSound to get the max volume, as CMdaAudioRecorderUtility |
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54 // always returns 0 until we have opened a file. |
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55 CMMFDevSound* devSound = CMMFDevSound::NewL(); |
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56 TInt maxVol = devSound->MaxVolume(); |
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57 TBool cons = Stdout().AttachedToConsole(); |
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58 if (cons) Printf(_L("Maximum volume: ")); |
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59 Printf(_L("%d"), maxVol); |
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60 if (cons) Printf(_L("\r\n")); |
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61 delete devSound; |
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62 } |
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63 else |
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64 { |
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65 if (!iArguments.IsPresent(0)) |
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66 { |
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67 PrintError(KErrArgument, _L("No filename specified")); |
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68 DisplayHelp(); |
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69 Complete(KErrArgument); |
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70 return; |
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71 } |
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72 iPlayer->GetReady(iFile, iVerbose); |
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73 if (iOptions.IsPresent(&iPriority) || iOptions.IsPresent(&iPreference)) |
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74 { |
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75 iPlayer->SetPriority(iPriority, iPreference); |
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76 } |
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77 if (iOptions.IsPresent(&iVolume)) |
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78 { |
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79 iPlayer->SetVolume(iVolume); |
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80 } |
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81 CActiveScheduler::Start(); |
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82 User::LeaveIfError(iPlayer->Error()); |
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83 } |
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84 } |
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85 |
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86 void CCmdPlay::OptionsL(RCommandOptionList& aOptions) |
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87 { |
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88 _LIT(KOptPriority, "priority"); |
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89 aOptions.AppendIntL(iPriority, KOptPriority); |
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90 |
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91 _LIT(KOptPreference, "preference"); |
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92 aOptions.AppendIntL(iPreference, KOptPreference); |
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93 |
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94 _LIT(KOptVolume, "volume"); |
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95 aOptions.AppendIntL(iVolume, KOptVolume); |
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96 |
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97 _LIT(KOptVerbose, "verbose"); |
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98 aOptions.AppendBoolL(iVerbose, KOptVerbose); |
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99 |
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100 _LIT(KOptMaxVolume, "max-volume"); |
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101 aOptions.AppendBoolL(iMaxVolume, KOptMaxVolume); |
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102 } |
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103 |
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104 void CCmdPlay::ArgumentsL(RCommandArgumentList& aArguments) |
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105 { |
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106 _LIT(KArgFiles, "file_name"); |
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107 aArguments.AppendFileNameL(iFile, KArgFiles); |
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108 } |
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109 |
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110 CCmdPlay::CCmdPlay() |
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111 { |
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112 } |
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113 |
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114 //______________________________________________________________________________ |
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115 // CMmfPlayer |
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116 CMmfPlayer* CMmfPlayer::NewL(RIoConsoleWriteHandle& aStdOut) |
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117 { |
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118 CMmfPlayer* self = new(ELeave)CMmfPlayer(aStdOut); |
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119 CleanupStack::PushL(self); |
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120 self->ConstructL(); |
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121 CleanupStack::Pop(self); |
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122 return self; |
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123 } |
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124 |
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125 void CMmfPlayer::ConstructL() |
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126 { |
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127 CActiveScheduler::Add(this); |
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128 iUtil = CMdaAudioRecorderUtility::NewL(*this); |
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129 } |
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130 |
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131 CMmfPlayer::CMmfPlayer(RIoConsoleWriteHandle& aStdOut) |
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132 : CActive(CActive::EPriorityStandard), iStdOut(aStdOut), iVolume(-1) |
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133 { |
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134 } |
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135 |
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136 CMmfPlayer::~CMmfPlayer() |
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137 { |
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138 delete iUtil; |
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139 } |
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140 |
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141 TInt CMmfPlayer::GetMaxVolume() |
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142 { |
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143 return iUtil->MaxVolume(); |
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144 } |
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145 |
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146 TInt CMmfPlayer::Error() |
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147 { |
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148 return iError; |
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149 } |
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150 |
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151 void CMmfPlayer::GetReady(const TDesC& aFileName, TBool aVerbose) |
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152 { |
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153 iFileName = &aFileName; |
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154 iVerbose = aVerbose; |
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155 iState = EInitial; |
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156 TRequestStatus* stat = &iStatus; |
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157 User::RequestComplete(stat, KErrNone); |
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158 SetActive(); |
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159 } |
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160 |
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161 void CMmfPlayer::SetPriority(TInt aPriority, TInt aPreference) |
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162 { |
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163 iUtil->SetPriority(aPriority, (TMdaPriorityPreference)aPreference); |
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164 } |
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165 |
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166 void CMmfPlayer::SetVolume(TInt aVolume) |
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167 { |
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168 iVolume = aVolume; |
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169 } |
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170 |
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171 void CMmfPlayer::RunL() |
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172 { |
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173 ProcessL(); |
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174 } |
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175 |
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176 TInt CMmfPlayer::RunError(TInt aError) |
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177 { |
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178 Error(aError); |
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179 return KErrNone; |
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180 } |
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181 |
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182 void CMmfPlayer::DoCancel() |
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183 { |
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184 } |
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185 |
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186 void CMmfPlayer::MoscoStateChangeEvent(CBase* /*aObject*/, TInt /*aPreviousState*/, TInt aCurrentState, TInt aErrorCode) |
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187 { |
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188 if (aErrorCode!=KErrNone) |
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189 { |
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190 Error(aErrorCode); |
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191 } |
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192 else |
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193 { |
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194 if (aCurrentState!=EPlaying) |
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195 { |
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196 TRAPD(err, ProcessL()); |
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197 if (err!=KErrNone) Error(err); |
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198 } |
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199 } |
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200 } |
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201 |
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202 void CMmfPlayer::ProcessL() |
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203 { |
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204 switch (iState) |
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205 { |
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206 case EInitial: |
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207 iState = EOpening; |
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208 iUtil->OpenFileL(*iFileName); |
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209 Message(_L("Opening clip %S"), &iFileName); |
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210 break; |
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211 case EOpening: |
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212 iState = EPlaying; |
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213 if (iVolume != -1) |
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214 { |
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215 iUtil->SetVolume(iVolume); |
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216 } |
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217 iUtil->PlayL(); |
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218 Message(_L("Playing")); |
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219 break; |
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220 case EPlaying: |
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221 Message(_L("Playing complete")); |
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222 Stop(); |
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223 break; |
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224 } |
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225 } |
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226 |
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227 void CMmfPlayer::Error(TInt aError) |
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228 { |
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229 switch (iState) |
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230 { |
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231 case EInitial: |
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232 Message(_L("Error %d"), aError); |
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233 break; |
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234 case EOpening: |
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235 Message(_L("Error %d when opening clip"), aError); |
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236 break; |
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237 case EPlaying: |
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238 Message(_L("Error %d when playing clip"), aError); |
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239 break; |
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240 default: |
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241 Message(_L("Error %d (in unknown state)"), aError); |
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242 break; |
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243 } |
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244 Stop(); |
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245 iError = aError; |
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246 } |
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247 |
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248 void CMmfPlayer::Message(TRefByValue<const TDesC> aFmt, ...) |
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249 { |
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250 if (iVerbose) |
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251 { |
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252 TDesC fmt(aFmt); |
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253 RBuf16 newText; |
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254 iMsgBuf.Zero(); |
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255 |
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256 TTruncateOverflow overflow; |
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257 VA_LIST list; |
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258 VA_START(list, aFmt); |
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259 iMsgBuf.AppendFormatList(aFmt, list, &overflow); |
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260 |
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261 iStdOut.Write(iMsgBuf); |
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262 iStdOut.Write(KNewLine); |
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263 } |
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264 } |
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265 |
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266 void CMmfPlayer::Stop() |
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267 { |
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268 CActiveScheduler::Stop(); |
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269 } |
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270 |
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271 EXE_BOILER_PLATE(CCmdPlay); |
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272 |