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1 /* |
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2 * Copyright (c) 2006-2008 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Provides DTMF support |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 |
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21 #include <mmf/server/mmfformat.h> |
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22 #include "mccdtmfdlstream.h" |
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23 #include "mccsubcontrollerlogs.h" |
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24 #include "mccdatasource.h" |
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25 #include "mcccodecconfigurator.h" |
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26 #include "mccrtpmanager.h" |
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27 #include "mccrtpmediaclock.h" |
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28 #include "mccmultiplexer.h" |
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29 #include "mccresources.h" |
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30 #include "mccinternaldef.h" |
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31 #include "mccrtpdatasource.h" |
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32 |
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33 |
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34 // ======== MEMBER FUNCTIONS ======== |
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35 |
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36 // --------------------------------------------------------------------------- |
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37 // C++ default constructor can NOT contain any code, that might leave. |
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38 // --------------------------------------------------------------------------- |
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39 // |
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40 CMccDtmfDlStream::CMccDtmfDlStream( TUint32 aMccStreamId, |
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41 MAsyncEventHandler* aEventhandler, MMccResources* aMccResources, |
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42 CMccRtpManager* aManager, TFourCC aFourCC, TInt aStreamType, |
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43 CMccRtpMediaClock& aClock ) |
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44 : |
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45 CMccSymStreamBase( aMccStreamId, aEventhandler, aMccResources, aManager, |
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46 aStreamType ), iFourCC( aFourCC ) |
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47 { |
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48 iRtpMediaClock = &aClock; |
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49 } |
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50 |
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51 |
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52 // --------------------------------------------------------------------------- |
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53 // Symbian 2nd phase constructor can leave. |
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54 // --------------------------------------------------------------------------- |
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55 // |
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56 void CMccDtmfDlStream::ConstructL() |
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57 { |
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58 __SUBCONTROLLER( "CMccDtmfDlStream::ConstructL" ) |
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59 __SUBCONTROLLER( "CMccDtmfDlStream::ConstructL, exit" ) |
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60 } |
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61 |
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62 |
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63 // --------------------------------------------------------------------------- |
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64 // Two-phased constructor. |
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65 // --------------------------------------------------------------------------- |
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66 // |
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67 CMccDtmfDlStream* CMccDtmfDlStream::NewL( TUint32 aMccStreamId, |
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68 MAsyncEventHandler* aEventHandler, MMccResources* aMccResources, |
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69 CMccRtpManager* aManager, TFourCC aFourCC, TInt aStreamType, |
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70 CMccRtpMediaClock& aClock ) |
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71 { |
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72 CMccDtmfDlStream* self = CMccDtmfDlStream::NewLC( aMccStreamId, aEventHandler, |
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73 aMccResources, aManager, aFourCC, aStreamType, aClock ); |
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74 CleanupStack::Pop( self ); |
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75 return self; |
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76 } |
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77 |
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78 |
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79 // --------------------------------------------------------------------------- |
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80 // Two-phased constructor. |
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81 // --------------------------------------------------------------------------- |
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82 // |
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83 CMccDtmfDlStream* CMccDtmfDlStream::NewLC( TUint32 aMccStreamId, |
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84 MAsyncEventHandler* aEventHandler, MMccResources* aMccResources, |
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85 CMccRtpManager* aManager, TFourCC aFourCC, TInt aStreamType, |
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86 CMccRtpMediaClock& aClock ) |
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87 { |
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88 CMccDtmfDlStream* self = new( ELeave ) CMccDtmfDlStream( aMccStreamId, |
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89 aEventHandler, aMccResources, aManager, aFourCC, aStreamType, aClock ); |
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90 CleanupStack::PushL( self ); |
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91 self->ConstructL(); |
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92 return self; |
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93 } |
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94 |
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95 |
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96 // --------------------------------------------------------------------------- |
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97 // Destructor. |
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98 // --------------------------------------------------------------------------- |
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99 // |
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100 CMccDtmfDlStream::~CMccDtmfDlStream() |
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101 { |
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102 __SUBCONTROLLER( "CMccDtmfDlStream::~CMccDtmfDlStream" ) |
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103 |
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104 // Must do mux cleanup before decoder (mux sink) deletion |
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105 MultiplexerCleanup(); |
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106 |
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107 if ( iFormatDecode ) |
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108 { |
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109 iFormatDecode->SourceThreadLogoff(); |
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110 delete iFormatDecode; |
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111 } |
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112 |
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113 __SUBCONTROLLER( "CMccDtmfDlStream::~CMccDtmfDlStream, exit" ) |
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114 } |
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115 |
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116 // --------------------------------------------------------------------------- |
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117 // From class CMccSymStreamBase. |
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118 // Sets the MMF priority settings for this stream. |
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119 // --------------------------------------------------------------------------- |
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120 // |
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121 void CMccDtmfDlStream::SetPrioritySettingsL( |
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122 const TMMFPrioritySettings& aPriority ) |
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123 { |
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124 __SUBCONTROLLER( "CMccDtmfDlStream::SetPrioritySettingsL start" ); |
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125 |
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126 if ( iFormatDecode ) |
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127 { |
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128 iFormatDecode->SetSourcePrioritySettings( aPriority ); |
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129 } |
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130 |
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131 __SUBCONTROLLER( "CMccDtmfDlStream::SetPrioritySettingsL end "); |
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132 } |
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133 |
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134 // --------------------------------------------------------------------------- |
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135 // From class CMccSymStreamBase. |
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136 // Adds the sink and source to the stream. |
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137 // --------------------------------------------------------------------------- |
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138 // |
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139 void CMccDtmfDlStream::AddSinkAndSourceL( MDataSink* aDataSink, |
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140 MDataSource* aDataSource ) |
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141 { |
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142 __SUBCONTROLLER( "CMccDtmfDlStream::AddSinkAndSourceL" ) |
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143 __ASSERT_ALWAYS( aDataSink && aDataSource, User::Leave( KErrArgument ) ); |
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144 |
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145 __ASSERT_ALWAYS( aDataSink->DataSinkType() == KMccAnySinkUid, |
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146 User::Leave( KErrArgument ) ); |
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147 __ASSERT_ALWAYS( aDataSource->DataSourceType() == KMccRtpSourceUid, |
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148 User::Leave( KErrArgument ) ); |
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149 |
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150 __SUBCONTROLLER( "CMccDtmfDlStream::AddSinkAndSourceL, adding" ) |
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151 iDatasink = aDataSink; |
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152 iDatasource = aDataSource; |
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153 |
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154 iMultiplexer = iMccResources->MultiplexerL( iDatasource ); |
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155 |
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156 User::LeaveIfError( iDatasink->SinkThreadLogon( *this ) ); |
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157 |
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158 __SUBCONTROLLER( "CMccDtmfDlStream::AddSinkAndSourceL, exit" ) |
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159 } |
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160 |
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161 // --------------------------------------------------------------------------- |
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162 // From class CMccSymStreamBase. |
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163 // Loads a codec to the stream. |
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164 // --------------------------------------------------------------------------- |
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165 // |
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166 void CMccDtmfDlStream::LoadCodecL( const TMccCodecInfo& aCodecInfo, |
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167 const TDesC8& aFmtp ) |
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168 { |
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169 __SUBCONTROLLER_INT1( "CMccDtmfDlStream::LoadCodecL, codec state:", |
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170 CurrentCodecState() ) |
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171 |
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172 __ASSERT_ALWAYS( CurrentCodecState() == EStateCodecNone || |
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173 iCodecInfo.iFourCC == aCodecInfo.iFourCC, |
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174 User::Leave( KErrArgument ) ); |
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175 __ASSERT_ALWAYS( iDatasink, User::Leave( KErrNotReady ) ); |
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176 |
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177 iCodecInfo = aCodecInfo; |
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178 |
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179 if ( CurrentCodecState() == EStateCodecNone ) |
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180 { |
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181 delete iFmtpAttr; |
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182 iFmtpAttr = NULL; |
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183 |
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184 iFmtpAttr = HBufC8::NewL( aFmtp.Length() ); |
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185 iFmtpAttr->Des().Copy( aFmtp ); |
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186 |
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187 iCodecInfo.iFmtpLength = iFmtpAttr->Length(); |
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188 CreatePayloadFormatDecoderL(); |
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189 |
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190 iMultiplexer->NegotiateSourceL( *iFormatDecode ); |
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191 |
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192 SetCodecState( EStateCodecNegotiated ); |
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193 } |
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194 else if ( CurrentCodecState() == EStateCodecNegotiated ) |
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195 { |
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196 SetCodecState( EStateCodecLoaded ); |
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197 |
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198 // Codec is not fully usable yet, do just formatter initialization |
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199 MccCodecConfigurator::ConfigureCodecL( *iFormatDecode, |
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200 *iDatasink, |
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201 iCodecInfo, |
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202 *iRtpMediaClock, |
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203 CurrentCodecState() ); |
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204 } |
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205 else if ( CurrentCodecState() == EStateCodecLoaded || |
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206 CurrentCodecState() == EStateCodecLoadedAndUpdating ) |
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207 { |
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208 // Update codec info |
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209 SetCodecState( EStateCodecLoadedAndUpdating ); |
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210 UpdateCodecInformationL( iCodecInfo ); |
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211 } |
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212 else |
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213 { |
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214 User::Leave( KErrNotReady ); |
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215 } |
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216 |
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217 __SUBCONTROLLER_INT1( "CMccDtmfDlStream::LoadCodecL, exit, new state:", |
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218 CurrentCodecState() ) |
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219 } |
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220 |
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221 // --------------------------------------------------------------------------- |
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222 // From class CMccSymStreamBase. |
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223 // Primes the stream ready. |
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224 // --------------------------------------------------------------------------- |
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225 // |
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226 void CMccDtmfDlStream::PrimeL( const TUint32 aEndpointId ) |
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227 { |
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228 __SUBCONTROLLER( "CMccDtmfDlStream::PrimeL" ) |
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229 __ASSERT_ALWAYS( iFormatDecode, User::Leave( KErrNotReady ) ); |
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230 |
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231 TBool controlNetworkResources = SetStateL( EStatePrepared, aEndpointId ); |
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232 |
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233 if ( controlNetworkResources ) |
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234 { |
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235 iRtpmanager->CreateReceiveStreamL( *iDatasource, iCodecInfo ); |
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236 } |
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237 |
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238 LoadCodecL( iCodecInfo, KNullDesC8 ); |
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239 |
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240 if ( IsControlled( MCC_ENDPOINT_ID( iDatasink ) ) ) |
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241 { |
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242 iDatasink->SinkPrimeL(); |
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243 } |
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244 |
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245 if ( IsControlled( MCC_ENDPOINT_ID( iDatasource ) ) ) |
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246 { |
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247 iFormatDecode->SourcePrimeL(); |
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248 } |
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249 |
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250 InformStreamStateChange( KMccStreamPrepared, aEndpointId ); |
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251 |
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252 __SUBCONTROLLER( "CMccDtmfDlStream::PrimeL, exit" ) |
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253 } |
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254 |
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255 // --------------------------------------------------------------------------- |
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256 // From class CMccSymStreamBase. |
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257 // Starts the stream. DTMF can be now sent and received. |
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258 // --------------------------------------------------------------------------- |
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259 // |
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260 void CMccDtmfDlStream::PlayL( |
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261 const TUint32 aEndpointId, |
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262 TBool /*aStreamPaused*/, |
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263 TBool /*aEnableRtcp*/ ) |
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264 { |
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265 __SUBCONTROLLER( "CMccDtmfDlStream::PlayL" ) |
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266 __ASSERT_ALWAYS( iFormatDecode && iDatasource && iDatasink, |
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267 User::Leave( KErrNotReady ) ); |
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268 |
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269 TBool controlNetworkResources = SetStateL( EStateStreaming, aEndpointId ); |
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270 |
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271 if ( controlNetworkResources ) |
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272 { |
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273 iRtpmanager->StartSessionL(); |
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274 } |
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275 |
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276 LoadCodecL( iCodecInfo, KNullDesC8 ); |
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277 |
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278 if ( IsControlled( MCC_ENDPOINT_ID( iDatasink ) ) ) |
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279 { |
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280 iDatasink->SinkPlayL(); |
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281 } |
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282 |
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283 if ( IsControlled( MCC_ENDPOINT_ID( iDatasource ) ) ) |
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284 { |
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285 iFormatDecode->SourcePlayL(); |
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286 } |
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287 |
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288 // Dtmf does not need standby, deactivate it |
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289 CMccRtpDataSource* dSource = static_cast<CMccRtpDataSource*>( iDatasource ); |
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290 dSource->StandBy( EDeactivateStandby, iCodecInfo.iPayloadType ); |
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291 |
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292 InformStreamStateChange( KMccStreamStarted, aEndpointId ); |
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293 |
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294 __SUBCONTROLLER( "CMccDtmfDlStream::PlayL, exit" ) |
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295 } |
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296 |
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297 // --------------------------------------------------------------------------- |
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298 // From class CMccSymStreamBase. |
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299 // Pauses the stream. DTMF sending and receiving are not possible in paused |
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300 // state. |
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301 // --------------------------------------------------------------------------- |
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302 // |
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303 void CMccDtmfDlStream::PauseL( const TUint32 aEndpointId, TBool /*aEnableRtcp*/ ) |
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304 { |
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305 __SUBCONTROLLER( "CMccDtmfDlStream::PauseL" ) |
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306 __ASSERT_ALWAYS( iFormatDecode && iDatasource && iDatasink, |
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307 User::Leave( KErrNotReady ) ); |
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308 |
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309 SetStateL( EStatePaused, aEndpointId ); |
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310 |
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311 if ( IsControlled( MCC_ENDPOINT_ID( iDatasink ) ) ) |
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312 { |
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313 iDatasink->SinkPauseL(); |
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314 } |
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315 |
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316 if ( IsControlled( MCC_ENDPOINT_ID( iDatasource ) ) ) |
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317 { |
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318 iFormatDecode->SourcePauseL(); |
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319 } |
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320 |
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321 InformStreamStateChange( KMccStreamPaused, aEndpointId ); |
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322 |
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323 __SUBCONTROLLER( "CMccDtmfDlStream::PauseL, exit" ) |
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324 } |
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325 |
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326 // --------------------------------------------------------------------------- |
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327 // From class CMccSymStreamBase. |
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328 // Resumes the stream. |
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329 // --------------------------------------------------------------------------- |
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330 // |
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331 void CMccDtmfDlStream::ResumeL( const TUint32 aEndpointId, TBool /*aEnableRtcp*/ ) |
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332 { |
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333 __SUBCONTROLLER( "CMccDtmfDlStream::ResumeL" ) |
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334 __ASSERT_ALWAYS( iFormatDecode && iDatasource && iDatasink, |
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335 User::Leave( KErrNotReady ) ); |
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336 |
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337 SetStateL( EStateStreaming, aEndpointId ); |
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338 |
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339 if ( IsControlled( MCC_ENDPOINT_ID( iDatasink ) ) ) |
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340 { |
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341 iDatasink->SinkPlayL(); |
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342 } |
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343 |
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344 if ( IsControlled( MCC_ENDPOINT_ID( iDatasource ) ) ) |
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345 { |
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346 iFormatDecode->SourcePlayL(); |
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347 } |
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348 |
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349 InformStreamStateChange( KMccStreamResumed, aEndpointId ); |
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350 |
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351 __SUBCONTROLLER( "CMccDtmfDlStream::ResumeL, exit" ) |
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352 } |
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353 |
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354 // --------------------------------------------------------------------------- |
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355 // From class CMccSymStreamBase. |
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356 // Stops the stream. |
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357 // --------------------------------------------------------------------------- |
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358 // |
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359 void CMccDtmfDlStream::StopL( const TUint32 aEndpointId ) |
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360 { |
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361 __SUBCONTROLLER( "CMccDtmfDlStream::StopL" ) |
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362 __ASSERT_ALWAYS( iFormatDecode && iDatasource && iDatasink, |
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363 User::Leave( KErrNotReady ) ); |
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364 |
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365 SetStateL( EStateStopped, aEndpointId ); |
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366 |
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367 if ( IsControlled( MCC_ENDPOINT_ID( iDatasink ) ) ) |
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368 { |
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369 iDatasink->SinkStopL(); |
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370 } |
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371 |
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372 if ( IsControlled( MCC_ENDPOINT_ID( iDatasource ) ) ) |
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373 { |
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374 iFormatDecode->SourceStopL(); |
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375 } |
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376 |
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377 InformStreamStateChange( KMccStreamStopped, aEndpointId ); |
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378 |
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379 __SUBCONTROLLER( "CMccDtmfDlStream::StopL, exit" ) |
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380 } |
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381 |
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382 // --------------------------------------------------------------------------- |
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383 // From class CMccSymStreamBase. |
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384 // Resets jitterbuffer. |
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385 // --------------------------------------------------------------------------- |
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386 // |
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387 void CMccDtmfDlStream::ResetCountersL() |
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388 { |
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389 __SUBCONTROLLER( "CMccDtmfDlStream::ResetCountersL - NO_OP" ) |
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390 } |
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391 |
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392 // --------------------------------------------------------------------------- |
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393 // From class CMccSymStreamBase. |
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394 // Sets the current record/play balance depending on the stream type. |
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395 // --------------------------------------------------------------------------- |
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396 // |
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397 void CMccDtmfDlStream::SetBalanceL( TInt /*aLeftbal*/, TInt /*aRightbal*/ ) |
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398 { |
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399 __SUBCONTROLLER( "CMccDtmfDlStream::SetBalanceL - NO_OP" ) |
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400 } |
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401 |
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402 // --------------------------------------------------------------------------- |
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403 // From class CMccSymStreamBase. |
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404 // Gets the current record/play balance depending on the stream type |
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405 // --------------------------------------------------------------------------- |
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406 // |
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407 void CMccDtmfDlStream::GetBalanceL( TInt& /*aLeftbal*/, TInt& /*aRightbal*/ ) |
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408 { |
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409 __SUBCONTROLLER( "CMccDtmfDlStream::GetBalanceL - NO_OP" ) |
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410 } |
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411 |
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412 // --------------------------------------------------------------------------- |
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413 // From class CMccSymStreamBase. |
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414 // Starts inactivity timer for a stream in a given session. |
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415 // --------------------------------------------------------------------------- |
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416 // |
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417 void CMccDtmfDlStream::StartInactivityTimerL( TUint32 /*aTimeoutTime*/ ) |
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418 { |
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419 __SUBCONTROLLER( "CMccDtmfDlStream::StartInactivityTimerL - NO_OP" ) |
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420 // TBD: Should be pointed once to the RTP source endpoint |
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421 }; |
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422 |
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423 // --------------------------------------------------------------------------- |
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424 // From class CMccSymStreamBase. |
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425 // Stops inactivity timer for a stream in a given session. |
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426 // --------------------------------------------------------------------------- |
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427 void CMccDtmfDlStream::StopInactivityTimerL() |
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428 { |
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429 __SUBCONTROLLER( "CMccDtmfDlStream::StopInactivityTimerL - NO_OP" ) |
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430 // TBD: Should be pointed once to the RTP source endpoint |
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431 } |
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432 |
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433 // --------------------------------------------------------------------------- |
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434 // From class CMccSymStreamBase. |
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435 // Get synchronization source identifier used by this stream. |
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436 // --------------------------------------------------------------------------- |
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437 // |
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438 void CMccDtmfDlStream::GetSSRCL( TUint32& /*aSSRCValue*/ ) |
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439 { |
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440 __SUBCONTROLLER( "CMccDtmfDlStream::GetSSRCL" ) |
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441 |
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442 User::Leave( KErrNotSupported ); |
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443 } |
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444 |
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445 // --------------------------------------------------------------------------- |
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446 // From class CMccSymStreamBase. |
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447 // |
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448 // --------------------------------------------------------------------------- |
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449 // |
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450 TBool CMccDtmfDlStream::IsUplink() |
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451 { |
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452 __SUBCONTROLLER( "CMccDtmfDlStream::IsUplink" ) |
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453 |
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454 return EFalse; |
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455 } |
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456 |
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457 // --------------------------------------------------------------------------- |
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458 // From class CMccSymStreamBase. |
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459 // |
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460 // --------------------------------------------------------------------------- |
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461 // |
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462 void CMccDtmfDlStream::StandByL() |
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463 { |
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464 __SUBCONTROLLER( "CMccDtmfDlStream::StandByL" ) |
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465 } |
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466 |
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467 // ----------------------------------------------------------------------------- |
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468 // CMccDtmfDlStream::CreatePayloadFormatDecoderL |
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469 // Creates a payload format decoder for DTMF payload decoding. |
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470 // ----------------------------------------------------------------------------- |
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471 // |
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472 void CMccDtmfDlStream::CreatePayloadFormatDecoderL() |
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473 { |
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474 __SUBCONTROLLER( "CMccDtmfDlStream::CreatePayloadFormatDecoderL" ) |
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475 __ASSERT_ALWAYS( iMultiplexer, User::Leave( KErrNotReady ) ); |
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476 __ASSERT_ALWAYS( NULL == iFormatDecode, User::Leave( KErrAlreadyExists ) ); |
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477 |
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478 TUid formatuid; |
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479 formatuid.iUid = static_cast<TInt32>( iCodecInfo.iPayloadFormatDecoder ); |
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480 iFormatDecode = CMMFFormatDecode::NewL( formatuid, iMultiplexer ); |
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481 iFormatDecode->SetSourceDataTypeCode( iCodecInfo.iFourCC, Type() ); |
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482 |
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483 User::LeaveIfError( iFormatDecode->SourceThreadLogon( *this ) ); |
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484 iFormatDecode->SetSourcePrioritySettings( iPrioritySettings ); |
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485 |
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486 User::LeaveIfError( |
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487 iMultiplexer->MultiplexerSourceThreadLogon( |
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488 *this, *iFormatDecode, ETrue, Type(), EFalse ) ); |
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489 |
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490 RArray<TUint> payloads; |
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491 CleanupClosePushL( payloads ); |
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492 ParsePayloadTypesL( payloads, iCodecInfo ); |
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493 iMultiplexer->RegClientForPayloadsL( *iFormatDecode, payloads ); |
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494 CleanupStack::PopAndDestroy( &payloads ); |
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495 |
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496 __SUBCONTROLLER( "CMccDtmfDlStream::CreatePayloadFormatDecoderL, exit" ) |
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497 } |
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498 |
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499 // ----------------------------------------------------------------------------- |
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500 // CMccDtmfDlStreams::UpdateCodecInformationL |
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501 // Updates codec parameters dynamically. |
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502 // ----------------------------------------------------------------------------- |
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503 // |
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504 void CMccDtmfDlStream::UpdateCodecInformationL( TMccCodecInfo& aCodecInfo ) |
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505 { |
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506 __SUBCONTROLLER( "CMccDtmfDlStream::UpdateCodecInformationL" ) |
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507 __ASSERT_ALWAYS( iFormatDecode, User::Leave( KErrNotReady ) ); |
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508 __ASSERT_ALWAYS( iDatasink, User::Leave( KErrNotReady ) ); |
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509 |
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510 MccCodecConfigurator::ConfigureCodecL( *iFormatDecode, |
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511 *iDatasink, aCodecInfo, *iRtpMediaClock, CurrentCodecState() ); |
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512 |
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513 __SUBCONTROLLER( "CMccDtmfDlStream::UpdateCodecInformationL, exit" ) |
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514 } |
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515 |
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516 // ----------------------------------------------------------------------------- |
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517 // CMccDtmfDlStream::MultiplexerSink |
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518 // ----------------------------------------------------------------------------- |
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519 // |
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520 MDataSink* CMccDtmfDlStream::MultiplexerSink() |
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521 { |
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522 __SUBCONTROLLER( "CMccDtmfDlStream::MultiplexerSink" ) |
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523 return iFormatDecode; |
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524 } |