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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 "mccdtmfulstream.h" |
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23 #include "mccsubcontrollerlogs.h" |
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24 #include "mccdatasink.h" |
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25 #include "mcccodecconfigurator.h" |
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26 #include "mccrtpmanager.h" |
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27 #include "mccrtpdatasink.h" |
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28 #include "dtmfpayloadformatwrite.h" |
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29 #include "mccrtpmediaclock.h" |
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30 #include "mccresources.h" |
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31 #include "mccinternaldef.h" |
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32 #include "mccrtpdatasource.h" |
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33 |
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34 |
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35 // ======== MEMBER FUNCTIONS ======== |
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36 |
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37 // --------------------------------------------------------------------------- |
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38 // C++ default constructor can NOT contain any code, that might leave. |
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39 // --------------------------------------------------------------------------- |
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40 // |
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41 CMccDtmfUlStream::CMccDtmfUlStream( TUint32 aMccStreamId, |
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42 MAsyncEventHandler* aEventhandler, MMccResources* aMccResources, |
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43 CMccRtpManager* aManager, TFourCC aFourCC, TInt aStreamType, |
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44 CMccRtpMediaClock& aClock ) |
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45 : |
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46 CMccSymStreamBase( aMccStreamId, aEventhandler, aMccResources, aManager, |
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47 aStreamType ), iFourCC( aFourCC ) |
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48 { |
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49 iRtpMediaClock = &aClock; |
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50 } |
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51 |
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52 |
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53 // --------------------------------------------------------------------------- |
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54 // Symbian 2nd phase constructor can leave. |
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55 // --------------------------------------------------------------------------- |
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56 // |
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57 void CMccDtmfUlStream::ConstructL() |
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58 { |
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59 __SUBCONTROLLER( "CMccDtmfUlStream::ConstructL" ) |
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60 __SUBCONTROLLER( "CMccDtmfUlStream::ConstructL, exit" ) |
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61 } |
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62 |
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63 |
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64 // --------------------------------------------------------------------------- |
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65 // Two-phased constructor. |
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66 // --------------------------------------------------------------------------- |
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67 // |
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68 CMccDtmfUlStream* CMccDtmfUlStream::NewL( TUint32 aMccStreamId, |
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69 MAsyncEventHandler* aEventHandler, MMccResources* aMccResources, |
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70 CMccRtpManager* aManager, TFourCC aFourCC, TInt aStreamType, |
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71 CMccRtpMediaClock& aClock ) |
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72 { |
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73 CMccDtmfUlStream* self = CMccDtmfUlStream::NewLC( aMccStreamId, aEventHandler, |
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74 aMccResources, aManager, aFourCC, aStreamType, aClock ); |
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75 CleanupStack::Pop( self ); |
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76 return self; |
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77 } |
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78 |
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79 |
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80 // --------------------------------------------------------------------------- |
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81 // Two-phased constructor. |
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82 // --------------------------------------------------------------------------- |
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83 // |
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84 CMccDtmfUlStream* CMccDtmfUlStream::NewLC( TUint32 aMccStreamId, |
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85 MAsyncEventHandler* aEventHandler, MMccResources* aMccResources, |
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86 CMccRtpManager* aManager, TFourCC aFourCC, TInt aStreamType, |
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87 CMccRtpMediaClock& aClock ) |
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88 { |
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89 CMccDtmfUlStream* self = new( ELeave ) CMccDtmfUlStream( aMccStreamId, |
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90 aEventHandler, aMccResources, aManager, aFourCC, aStreamType, aClock ); |
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91 CleanupStack::PushL( self ); |
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92 self->ConstructL(); |
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93 return self; |
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94 } |
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95 |
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96 |
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97 // --------------------------------------------------------------------------- |
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98 // Destructor. |
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99 // --------------------------------------------------------------------------- |
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100 // |
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101 CMccDtmfUlStream::~CMccDtmfUlStream() |
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102 { |
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103 __SUBCONTROLLER( "CMccDtmfUlStream::~CMccDtmfUlStream" ) |
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104 |
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105 // Must do mux cleanup before decoder (mux sink) deletion |
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106 MultiplexerCleanup(); |
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107 |
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108 if ( iFormatEncode ) |
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109 { |
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110 iFormatEncode->SinkThreadLogoff(); |
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111 delete iFormatEncode; |
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112 } |
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113 |
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114 __SUBCONTROLLER( "CMccDtmfUlStream::~CMccDtmfUlStream, exit" ) |
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115 } |
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116 |
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117 // --------------------------------------------------------------------------- |
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118 // From class CMccSymStreamBase. |
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119 // Sets the MMF priority settings for this stream. |
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120 // --------------------------------------------------------------------------- |
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121 // |
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122 void CMccDtmfUlStream::SetPrioritySettingsL( |
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123 const TMMFPrioritySettings& aPriority ) |
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124 { |
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125 __SUBCONTROLLER( "CMccDtmfUlStream::SetPrioritySettingsL start" ); |
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126 |
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127 |
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128 if ( iFormatEncode ) |
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129 { |
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130 iFormatEncode->SetSinkPrioritySettings( aPriority ); |
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131 } |
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132 |
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133 __SUBCONTROLLER( "CMccDtmfUlStream::SetPrioritySettingsL end "); |
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134 } |
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135 |
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136 // --------------------------------------------------------------------------- |
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137 // From class CMccSymStreamBase. |
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138 // Adds the sink and source to the stream. |
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139 // --------------------------------------------------------------------------- |
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140 // |
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141 void CMccDtmfUlStream::AddSinkAndSourceL( MDataSink* aDataSink, |
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142 MDataSource* aDataSource ) |
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143 { |
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144 __SUBCONTROLLER( "CMccDtmfUlStream::AddSinkAndSourceL" ) |
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145 __ASSERT_ALWAYS( aDataSink && aDataSource, User::Leave( KErrArgument ) ); |
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146 __ASSERT_ALWAYS( aDataSink->DataSinkType() == KMccRtpSinkUid, |
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147 User::Leave( KErrArgument ) ); |
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148 __ASSERT_ALWAYS( aDataSource->DataSourceType() == KMccAnySourceUid, |
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149 User::Leave( KErrArgument ) ); |
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150 |
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151 __SUBCONTROLLER( "CMccDtmfUlStream::AddSinkAndSourceL, adding" ) |
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152 iDatasink = aDataSink; |
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153 iDatasource = aDataSource; |
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154 |
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155 User::LeaveIfError( iDatasource->SourceThreadLogon( *this ) ); |
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156 |
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157 __SUBCONTROLLER( "CMccDtmfUlStream::AddSinkAndSourceL, exit" ) |
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158 } |
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159 |
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160 // --------------------------------------------------------------------------- |
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161 // From class CMccSymStreamBase. |
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162 // Loads a codec to the stream. |
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163 // --------------------------------------------------------------------------- |
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164 // |
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165 void CMccDtmfUlStream::LoadCodecL( const TMccCodecInfo& aCodecInfo, |
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166 const TDesC8& aFmtp ) |
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167 { |
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168 __SUBCONTROLLER_INT1( "CMccDtmfUlStream::LoadCodecL, codec state:", |
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169 CurrentCodecState() ) |
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170 |
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171 __ASSERT_ALWAYS( CurrentCodecState() == EStateCodecNone || |
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172 iCodecInfo.iFourCC == aCodecInfo.iFourCC, |
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173 User::Leave( KErrArgument ) ); |
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174 __ASSERT_ALWAYS( iDatasink && iDatasource, User::Leave( KErrNotReady ) ); |
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175 |
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176 iCodecInfo = aCodecInfo; |
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177 |
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178 if ( CurrentCodecState() == EStateCodecNone ) |
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179 { |
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180 delete iFmtpAttr; |
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181 iFmtpAttr = NULL; |
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182 |
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183 iFmtpAttr = HBufC8::NewL( aFmtp.Length() ); |
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184 iFmtpAttr->Des().Copy( aFmtp ); |
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185 |
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186 iCodecInfo.iFmtpLength = iFmtpAttr->Length(); |
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187 |
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188 CreatePayloadFormatEncoderL(); |
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189 |
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190 CMccRtpDataSink* dataSink = static_cast<CMccRtpDataSink*>( iDatasink ); |
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191 dataSink->SetMediaClock( *iRtpMediaClock ); |
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192 |
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193 SetCodecState( EStateCodecNegotiated ); |
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194 } |
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195 else if ( CurrentCodecState() == EStateCodecNegotiated ) |
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196 { |
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197 SetCodecState( EStateCodecLoaded ); |
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198 |
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199 // Codec is not fully usable yet, do just formatter initialization |
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200 MccCodecConfigurator::ConfigureCodecL( *iDatasource, |
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201 *iFormatEncode, |
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202 iCodecInfo, |
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203 *iRtpMediaClock, |
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204 CurrentCodecState() ); |
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205 } |
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206 else if ( CurrentCodecState() == EStateCodecLoaded || |
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207 CurrentCodecState() == EStateCodecLoadedAndUpdating ) |
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208 { |
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209 // Update codec info |
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210 SetCodecState( EStateCodecLoadedAndUpdating ); |
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211 UpdateCodecInformationL( iCodecInfo ); |
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212 } |
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213 else |
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214 { |
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215 User::Leave( KErrNotReady ); |
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216 } |
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217 |
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218 __SUBCONTROLLER_INT1( "CMccDtmfUlStream::LoadCodecL, exit, new state:", |
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219 CurrentCodecState() ) |
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220 } |
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221 |
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222 // --------------------------------------------------------------------------- |
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223 // From class CMccSymStreamBase. |
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224 // Primes the stream ready. |
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225 // --------------------------------------------------------------------------- |
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226 // |
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227 void CMccDtmfUlStream::PrimeL( const TUint32 aEndpointId ) |
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228 { |
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229 __SUBCONTROLLER( "CMccDtmfUlStream::PrimeL" ) |
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230 __ASSERT_ALWAYS( iFormatEncode && iDatasink && iDatasource, |
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231 User::Leave( KErrNotReady ) ); |
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232 |
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233 TBool controlNetworkResources = SetStateL( EStatePrepared, aEndpointId ); |
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234 |
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235 if ( controlNetworkResources ) |
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236 { |
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237 iRtpmanager->CreateTransmitStreamL( *iDatasink, iCodecInfo ); |
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238 } |
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239 |
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240 LoadCodecL( iCodecInfo, KNullDesC8 ); |
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241 |
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242 if ( IsControlled( MCC_ENDPOINT_ID( iDatasink ) ) ) |
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243 { |
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244 iFormatEncode->SinkPrimeL(); |
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245 } |
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246 |
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247 if ( IsControlled( MCC_ENDPOINT_ID( iDatasource ) ) ) |
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248 { |
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249 iDatasource->SourcePrimeL(); |
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250 } |
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251 |
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252 InformStreamStateChange( KMccStreamPrepared, aEndpointId ); |
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253 |
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254 __SUBCONTROLLER( "CMccDtmfUlStream::PrimeL, exit" ) |
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255 } |
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256 |
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257 // --------------------------------------------------------------------------- |
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258 // From class CMccSymStreamBase. |
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259 // Starts the stream. DTMF can be now sent and received. |
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260 // --------------------------------------------------------------------------- |
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261 // |
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262 void CMccDtmfUlStream::PlayL( |
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263 const TUint32 aEndpointId, |
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264 TBool /*aStreamPaused*/, |
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265 TBool /*aEnableRtcp*/ ) |
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266 { |
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267 __SUBCONTROLLER( "CMccDtmfUlStream::PlayL" ) |
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268 __ASSERT_ALWAYS( iFormatEncode && iDatasink && iDatasource, |
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269 User::Leave( KErrNotReady ) ); |
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270 |
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271 TBool controlNetworkResources = SetStateL( EStateStreaming, aEndpointId ); |
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272 |
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273 if ( controlNetworkResources ) |
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274 { |
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275 iRtpmanager->StartSessionL(); |
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276 } |
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277 |
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278 LoadCodecL( iCodecInfo, KNullDesC8 ); |
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279 |
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280 if ( IsControlled( MCC_ENDPOINT_ID( iDatasink ) ) ) |
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281 { |
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282 iFormatEncode->SinkPlayL(); |
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283 } |
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284 |
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285 if ( IsControlled( MCC_ENDPOINT_ID( iDatasource ) ) ) |
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286 { |
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287 iDatasource->SourcePlayL(); |
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288 } |
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289 |
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290 InformStreamStateChange( KMccStreamStarted, aEndpointId ); |
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291 |
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292 __SUBCONTROLLER( "CMccDtmfUlStream::PlayL, exit" ) |
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293 } |
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294 |
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295 // --------------------------------------------------------------------------- |
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296 // From class CMccSymStreamBase. |
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297 // Pauses the stream. DTMF sending and receiving are not possible in paused |
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298 // state. |
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299 // --------------------------------------------------------------------------- |
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300 // |
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301 void CMccDtmfUlStream::PauseL( const TUint32 aEndpointId, TBool /*aEnableRtcp*/ ) |
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302 { |
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303 __SUBCONTROLLER( "CMccDtmfUlStream::PauseL" ) |
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304 __ASSERT_ALWAYS( iFormatEncode && iDatasink && iDatasource, |
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305 User::Leave( KErrNotReady ) ); |
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306 |
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307 SetStateL( EStatePaused, aEndpointId ); |
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308 |
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309 if ( IsControlled( MCC_ENDPOINT_ID( iDatasink ) ) ) |
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310 { |
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311 iFormatEncode->SinkPauseL(); |
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312 } |
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313 |
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314 if ( IsControlled( MCC_ENDPOINT_ID( iDatasource ) ) ) |
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315 { |
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316 iDatasource->SourcePauseL(); |
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317 } |
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318 |
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319 InformStreamStateChange( KMccStreamPaused, aEndpointId ); |
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320 |
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321 __SUBCONTROLLER( "CMccDtmfUlStream::PauseL, exit" ) |
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322 } |
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323 |
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324 // --------------------------------------------------------------------------- |
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325 // From class CMccSymStreamBase. |
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326 // Resumes the stream. |
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327 // --------------------------------------------------------------------------- |
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328 // |
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329 void CMccDtmfUlStream::ResumeL( const TUint32 aEndpointId, TBool /*aEnableRtcp*/ ) |
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330 { |
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331 __SUBCONTROLLER( "CMccDtmfUlStream::ResumeL" ) |
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332 __ASSERT_ALWAYS( iFormatEncode && iDatasink && iDatasource, |
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333 User::Leave( KErrNotReady ) ); |
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334 |
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335 SetStateL( EStateStreaming, aEndpointId ); |
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336 |
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337 if ( IsControlled( MCC_ENDPOINT_ID( iDatasink ) ) ) |
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338 { |
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339 iFormatEncode->SinkPlayL(); |
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340 } |
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341 |
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342 if ( IsControlled( MCC_ENDPOINT_ID( iDatasource ) ) ) |
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343 { |
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344 iDatasource->SourcePlayL(); |
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345 } |
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346 |
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347 InformStreamStateChange( KMccStreamResumed, aEndpointId ); |
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348 |
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349 __SUBCONTROLLER( "CMccDtmfUlStream::ResumeL, exit" ) |
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350 } |
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351 |
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352 // --------------------------------------------------------------------------- |
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353 // From class CMccSymStreamBase. |
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354 // Stops the stream. |
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355 // --------------------------------------------------------------------------- |
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356 // |
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357 void CMccDtmfUlStream::StopL( const TUint32 aEndpointId ) |
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358 { |
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359 __SUBCONTROLLER( "CMccDtmfUlStream::StopL" ) |
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360 __ASSERT_ALWAYS( iFormatEncode && iDatasink && iDatasource, |
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361 User::Leave( KErrNotReady ) ); |
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362 |
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363 SetStateL( EStateStopped, aEndpointId ); |
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364 |
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365 if ( IsControlled( MCC_ENDPOINT_ID( iDatasink ) ) ) |
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366 { |
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367 iFormatEncode->SinkStopL(); |
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368 } |
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369 |
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370 if ( IsControlled( MCC_ENDPOINT_ID( iDatasource ) ) ) |
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371 { |
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372 iDatasource->SourceStopL(); |
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373 } |
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374 |
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375 InformStreamStateChange( KMccStreamStopped, aEndpointId ); |
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376 |
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377 __SUBCONTROLLER( "CMccDtmfUlStream::StopL, exit" ) |
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378 } |
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379 |
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380 // --------------------------------------------------------------------------- |
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381 // From class CMccSymStreamBase. |
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382 // Resets jitterbuffer. |
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383 // --------------------------------------------------------------------------- |
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384 // |
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385 void CMccDtmfUlStream::ResetCountersL() |
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386 { |
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387 __SUBCONTROLLER( "CMccDtmfUlStream::ResetCountersL - NO_OP" ) |
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388 } |
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389 |
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390 // --------------------------------------------------------------------------- |
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391 // From class CMccSymStreamBase. |
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392 // Sets the current record/play balance depending on the stream type. |
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393 // --------------------------------------------------------------------------- |
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394 // |
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395 void CMccDtmfUlStream::SetBalanceL( TInt /*aLeftbal*/, TInt /*aRightbal*/ ) |
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396 { |
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397 __SUBCONTROLLER( "CMccDtmfUlStream::SetBalanceL - NO_OP" ) |
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398 } |
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399 |
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400 // --------------------------------------------------------------------------- |
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401 // From class CMccSymStreamBase. |
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402 // Gets the current record/play balance depending on the stream type |
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403 // --------------------------------------------------------------------------- |
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404 // |
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405 void CMccDtmfUlStream::GetBalanceL( TInt& /*aLeftbal*/, TInt& /*aRightbal*/ ) |
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406 { |
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407 __SUBCONTROLLER( "CMccDtmfUlStream::GetBalanceL - NO_OP" ) |
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408 } |
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409 |
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410 // --------------------------------------------------------------------------- |
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411 // From class CMccSymStreamBase. |
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412 // Sends a media event to the uplink. |
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413 // --------------------------------------------------------------------------- |
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414 // |
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415 void CMccDtmfUlStream::SendMediaSignalL( const TMccEvent& aEvent ) |
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416 { |
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417 __SUBCONTROLLER( "CMccDtmfUlStream::SendMediaSignalL" ) |
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418 __ASSERT_ALWAYS( iFormatEncode, User::Leave( KErrNotReady ) ); |
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419 |
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420 if ( KMccDtmfControl == aEvent.iEventType ) |
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421 { |
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422 const TMccDtmfEventData& dtmfEvent = |
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423 (*reinterpret_cast<const TMccDtmfEventDataPackage*>( |
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424 &aEvent.iEventData ))(); |
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425 |
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426 CDTMFPayloadFormatWrite* p |
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427 = static_cast<CDTMFPayloadFormatWrite*>( iFormatEncode ); |
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428 |
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429 switch ( dtmfEvent.iDtmfEventType ) |
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430 { |
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431 case KMccDtmfSigStartTone: |
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432 p->StartDTMFToneL( dtmfEvent.iDtmfString[0] ); |
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433 break; |
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434 case KMccDtmfSigStopTone: |
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435 p->StopDTMFToneL(); |
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436 break; |
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437 case KMccDtmfSigSendString: |
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438 p->SendDTMFTonesL( dtmfEvent.iDtmfString ); |
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439 break; |
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440 case KMccDtmfSigContinueSending: |
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441 p->ContinueDTMFStringSending( dtmfEvent.iContinue ); |
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442 break; |
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443 case KMccDtmfSigCancelSending: |
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444 p->CancelDTMFStringSending(); |
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445 break; |
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446 default: |
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447 __SUBCONTROLLER( "CMccDtmfUlStream::SendMediaSignalL - DEFCASE" ) |
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448 break; |
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449 } |
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450 } |
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451 else |
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452 { |
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453 __SUBCONTROLLER( "CMccDtmfUlStream::SendMediaSignalL - NOT DTMF EVENT" ) |
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454 User::Leave( KErrNotSupported ); |
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455 } |
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456 |
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457 __SUBCONTROLLER( "CMccDtmfUlStream::SendMediaSignalL, exit" ) |
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458 } |
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459 |
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460 // --------------------------------------------------------------------------- |
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461 // From class CMccSymStreamBase. |
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462 // Starts inactivity timer for a stream in a given session. |
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463 // --------------------------------------------------------------------------- |
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464 // |
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465 void CMccDtmfUlStream::StartInactivityTimerL( TUint32 /*aTimeoutTime*/ ) |
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466 { |
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467 __SUBCONTROLLER( "CMccDtmfUlStream::StartInactivityTimerL - NO_OP" ) |
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468 // TBD: Should be pointed once to the RTP source endpoint |
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469 }; |
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470 |
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471 // --------------------------------------------------------------------------- |
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472 // From class CMccSymStreamBase. |
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473 // Stops inactivity timer for a stream in a given session. |
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474 // --------------------------------------------------------------------------- |
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475 void CMccDtmfUlStream::StopInactivityTimerL() |
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476 { |
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477 __SUBCONTROLLER( "CMccDtmfUlStream::StopInactivityTimerL - NO_OP" ) |
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478 // TBD: Should be pointed once to the RTP source endpoint |
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479 } |
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480 |
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481 // --------------------------------------------------------------------------- |
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482 // From class CMccSymStreamBase. |
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483 // Get synchronization source identifier used by this stream. |
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484 // --------------------------------------------------------------------------- |
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485 // |
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486 void CMccDtmfUlStream::GetSSRCL( TUint32& aSSRCValue ) |
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487 { |
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488 __SUBCONTROLLER( "CMccDtmfUlStream::GetSSRCL" ) |
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489 __ASSERT_ALWAYS( iDatasink, User::Leave( KErrNotReady ) ); |
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490 |
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491 aSSRCValue = static_cast<CMccRtpDataSink*>( iDatasink )->GetSSRC(); |
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492 |
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493 __SUBCONTROLLER( "CMccDtmfUlStream::GetSSRCL, exit" ) |
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494 } |
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495 |
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496 // --------------------------------------------------------------------------- |
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497 // From class CMccSymStreamBase. |
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498 // |
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499 // --------------------------------------------------------------------------- |
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500 // |
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501 TBool CMccDtmfUlStream::IsUplink() |
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502 { |
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503 __SUBCONTROLLER( "CMccDtmfUlStream::IsUplink" ) |
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504 |
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505 return ETrue; |
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506 } |
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507 |
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508 // --------------------------------------------------------------------------- |
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509 // From class CMccSymStreamBase. |
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510 // |
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511 // --------------------------------------------------------------------------- |
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512 // |
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513 void CMccDtmfUlStream::StandByL() |
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514 { |
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515 __SUBCONTROLLER( "CMccDtmfUlStream::StandByL" ) |
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516 } |
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517 |
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518 // ----------------------------------------------------------------------------- |
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519 // CMccDtmfUlStream::CreatePayloadFormatEncoderL |
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520 // Creates a payload format encoder for DTMF payload encoding. |
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521 // ----------------------------------------------------------------------------- |
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522 // |
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523 void CMccDtmfUlStream::CreatePayloadFormatEncoderL() |
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524 { |
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525 __SUBCONTROLLER( "CMccDtmfUlStream::CreatePayloadFormatEncoderL" ) |
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526 __ASSERT_ALWAYS( NULL == iFormatEncode, User::Leave( KErrAlreadyExists ) ); |
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527 |
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528 TUid formatuid; |
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529 formatuid.iUid = static_cast<TInt32>( iCodecInfo.iPayloadFormatEncoder ); |
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530 iFormatEncode = CMMFFormatEncode::NewL( formatuid, iDatasink ); |
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531 iFormatEncode->SetSinkDataTypeCode( iCodecInfo.iFourCC, iCodecInfo.iType ); |
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532 |
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533 User::LeaveIfError( iFormatEncode->SinkThreadLogon( *this ) ); |
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534 iFormatEncode->SetSinkPrioritySettings( iPrioritySettings ); |
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535 |
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536 __SUBCONTROLLER( "CMccDtmfUlStream::CreatePayloadFormatEncoderL, exit" ) |
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537 } |
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538 |
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539 // ----------------------------------------------------------------------------- |
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540 // CMccDtmfUlStreams::UpdateCodecInformationL |
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541 // Updates codec parameters dynamically. |
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542 // ----------------------------------------------------------------------------- |
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543 // |
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544 void CMccDtmfUlStream::UpdateCodecInformationL( TMccCodecInfo& aCodecInfo ) |
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545 { |
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546 __SUBCONTROLLER( "CMccDtmfUlStream::UpdateCodecInformationL" ) |
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547 __ASSERT_ALWAYS( iFormatEncode && iDatasink && iDatasource, |
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548 User::Leave( KErrNotReady ) ); |
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549 |
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550 MccCodecConfigurator::ConfigureCodecL( *iDatasource, |
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551 *iFormatEncode, aCodecInfo, *iRtpMediaClock, CurrentCodecState() ); |
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552 |
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553 __SUBCONTROLLER( "CMccDtmfUlStream::UpdateCodecInformationL, exit" ) |
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554 } |
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555 |