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1 /* |
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2 * Copyright (c) 2006 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: |
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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 // USER INCLUDES |
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21 #include "musengreceivesession.h" |
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22 #include "musengmceutils.h" |
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23 #include "musenglogger.h" |
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24 #include "mussipprofilehandler.h" |
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25 #include "mussessionproperties.h" |
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26 #include "musengremotevideoplayer.h" |
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27 |
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28 // SYSTEM INCLUDES |
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29 #include <lcsessionobserver.h> |
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30 #include <mcemanager.h> |
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31 #include <mceinsession.h> |
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32 #include <mcestreambundle.h> |
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33 #include <mceaudiostream.h> |
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34 #include <mcevideostream.h> |
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35 #include <mcemediasource.h> |
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36 #include <mcertpsource.h> |
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37 #include <mcedisplaysink.h> |
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38 #include <mcespeakersink.h> |
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39 #include <mceaudiocodec.h> |
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40 #include <mceavccodec.h> |
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41 #include <e32property.h> |
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42 |
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43 #include <utf.h> |
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44 |
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45 const TInt KMusEngJitterBufferLength = 51; //Must be bigger than treshold |
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46 // Using following value increases treshold buffer to 1 second from |
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47 // default 100 ms |
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48 const TInt KMusEngJitterBufferTreshold = 50; |
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49 const TInt KMusEngTresholdToSecondsFactor = 20; |
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50 const TInt KMusEngTwoSecondInMilliSeconds = 2000; |
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51 // Use inactivity timer value that is a little bigger than treshold in seconds |
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52 const TUint KMusEngInactivityTimer = KMusEngTresholdToSecondsFactor * |
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53 KMusEngJitterBufferTreshold + |
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54 KMusEngTwoSecondInMilliSeconds; |
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55 |
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56 _LIT8( KMusEngSwisIdentifier, "Require: precondition" ); |
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57 _LIT8( KMusEngAssertedIdentity, "P-Asserted-Identity" ); |
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58 _LIT8( KMusEngBiggerSign, ">" ); |
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59 |
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60 const TInt KMusEngSipReasonCodeBusyHere = 486; |
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61 _LIT8( KMusEngSipReasonPhraseBusy, "Busy" ); |
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62 |
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63 // ----------------------------------------------------------------------------- |
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64 // |
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65 // ----------------------------------------------------------------------------- |
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66 // |
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67 CMusEngReceiveSession* CMusEngReceiveSession::NewL() |
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68 { |
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69 MUS_LOG( "mus: [ENGINE] -> CMusEngReceiveSession::NewL(...)" ) |
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70 |
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71 CMusEngReceiveSession* self = new( ELeave )CMusEngReceiveSession(); |
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72 CleanupStack::PushL( self ); |
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73 self->ConstructL(); |
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74 CleanupStack::Pop( self ); |
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75 |
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76 MUS_LOG( "mus: [ENGINE] <- CMusEngReceiveSession::NewL(...)" ) |
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77 return self; |
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78 } |
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79 |
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80 // ----------------------------------------------------------------------------- |
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81 // |
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82 // ----------------------------------------------------------------------------- |
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83 // |
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84 CMusEngReceiveSession::CMusEngReceiveSession() |
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85 : CMusEngMceSession() |
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86 { |
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87 } |
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88 |
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89 // ----------------------------------------------------------------------------- |
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90 // |
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91 // ----------------------------------------------------------------------------- |
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92 // |
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93 void CMusEngReceiveSession::ConstructL() |
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94 { |
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95 MUS_LOG( "mus: [ENGINE] -> CMusEngReceiveSession::ConstructL()" ) |
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96 |
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97 CMusEngMceSession::ConstructL(); |
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98 |
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99 iOriginator = HBufC8::NewL( KMaxUriLength ); |
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100 |
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101 iRemoteDisplayName = HBufC::NewL( KMaxUriLength ); |
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102 |
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103 iRemoteVideoPlayer = CMusEngRemoteVideoPlayer::NewL( *this, *this ); |
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104 |
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105 iReceivingInactivityTimeout = KMusEngInactivityTimer; |
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106 |
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107 iKeepaliveTimer = KMusEngRtpKeepAliveTimer; |
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108 |
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109 MUS_LOG( "mus: [ENGINE] <- CMusEngReceiveSession::ConstructL()" ) |
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110 } |
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111 |
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112 // ----------------------------------------------------------------------------- |
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113 // |
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114 // ----------------------------------------------------------------------------- |
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115 // |
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116 CMusEngReceiveSession::~CMusEngReceiveSession() |
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117 { |
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118 MUS_LOG( "mus: [ENGINE] -> CMusEngReceiveSession::~CMusEngReceiveSession()" ) |
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119 |
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120 if ( iOriginator ) |
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121 { |
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122 TRAP_IGNORE( SaveContactL( *iOriginator ) ) |
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123 } |
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124 delete iOriginator; |
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125 |
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126 delete iRemoteDisplayName; |
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127 |
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128 delete iRemoteVideoPlayer; |
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129 |
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130 MUS_LOG( "mus: [ENGINE] <- CMusEngReceiveSession::~CMusEngReceiveSession()" ) |
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131 } |
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132 |
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133 // ----------------------------------------------------------------------------- |
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134 // From MLcSession |
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135 // ----------------------------------------------------------------------------- |
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136 // |
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137 MLcSession::TLcSessionState CMusEngReceiveSession::LcSessionState() const |
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138 { |
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139 TLcSessionState state = CMusEngMceSession::LcSessionState(); |
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140 if ( !iSession && state == MLcSession::EUninitialized ) |
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141 { |
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142 state = MLcSession::EReceived; |
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143 } |
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144 return state; |
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145 } |
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146 |
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147 // ----------------------------------------------------------------------------- |
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148 // From MLcSession |
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149 // ----------------------------------------------------------------------------- |
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150 // |
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151 void CMusEngReceiveSession::EstablishLcSessionL() |
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152 { |
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153 MUS_LOG( "mus: [ENGINE] -> CMusEngReceiveSession::EstablishLcSessionL" ) |
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154 |
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155 __ASSERT_ALWAYS( iSession, User::Leave( KErrNotReady ) ); |
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156 InSession()->AcceptL(); |
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157 |
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158 MUS_LOG( "mus: [ENGINE] <- CMusEngReceiveSession::EstablishLcSessionL" ) |
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159 } |
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160 |
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161 // ----------------------------------------------------------------------------- |
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162 // From MLcSession |
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163 // ----------------------------------------------------------------------------- |
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164 // |
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165 void CMusEngReceiveSession::TerminateLcSessionL() |
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166 { |
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167 MUS_LOG( "mus: [ENGINE] -> CMusEngReceiveSession::EstablishLcSessionL" ) |
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168 |
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169 __ASSERT_ALWAYS( iSession, User::Leave( KErrNotReady ) ); |
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170 |
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171 if ( iSession->State() == CMceSession::EIncoming || |
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172 iSession->State() == CMceSession::EProceeding ) |
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173 { |
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174 // Reject |
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175 if ( iOperatorVariant ) |
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176 { |
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177 // In operator variant, session is rejected with 486 instead of 603. |
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178 // Also the reason phrase is supposed to be "Busy". |
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179 InSession()->RejectL( KMusEngSipReasonPhraseBusy(), |
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180 KMusEngSipReasonCodeBusyHere ); |
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181 } |
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182 else |
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183 { |
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184 InSession()->RejectL(); |
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185 } |
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186 } |
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187 else |
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188 { |
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189 iSession->TerminateL(); |
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190 } |
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191 |
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192 MUS_LOG( "mus: [ENGINE] <- CMusEngReceiveSession::EstablishLcSessionL" ) |
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193 } |
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194 |
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195 // ----------------------------------------------------------------------------- |
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196 // From MLcSession |
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197 // ----------------------------------------------------------------------------- |
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198 // |
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199 MLcVideoPlayer* CMusEngReceiveSession::RemoteVideoPlayer() |
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200 { |
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201 return iRemoteVideoPlayer; |
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202 } |
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203 |
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204 // ----------------------------------------------------------------------------- |
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205 // From MLcSession |
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206 // ----------------------------------------------------------------------------- |
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207 // |
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208 const TDesC& CMusEngReceiveSession::RemoteDisplayName() |
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209 { |
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210 TBuf<RProperty::KMaxPropertySize> buffer; |
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211 |
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212 TInt error = RProperty::Get( NMusSessionApi::KCategoryUid, |
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213 NMusSessionApi::KContactName, |
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214 buffer ); |
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215 if ( error == KErrNone && buffer.Length() ) |
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216 { |
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217 iRemoteDisplayName->Des().Copy( buffer ); |
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218 } |
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219 |
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220 else if ( iOriginator ) |
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221 { |
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222 iRemoteDisplayName->Des().Copy(*iOriginator); |
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223 } |
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224 return *iRemoteDisplayName; |
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225 } |
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226 |
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227 // ----------------------------------------------------------------------------- |
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228 // When reserving resources is ready, this function reports observer about |
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229 // incoming session and signals this also to other end terminal ( 180 ringing ). |
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230 // ----------------------------------------------------------------------------- |
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231 // |
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232 void CMusEngReceiveSession::HandleSessionStateChanged( |
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233 CMceSession& aSession, |
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234 TInt aStatusCode, |
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235 const TDesC8& aReasonPhrase ) |
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236 { |
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237 MUS_LOG( "mus: [ENGINE] -> CMusEngReceiveSession::\ |
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238 HandleSessionStateChanged()" ) |
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239 |
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240 MUS_ENG_LOG_SESSION_STATE_AND_STATUS( aSession, aStatusCode, aReasonPhrase ) |
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241 |
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242 if ( iSession && |
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243 iSession == &aSession && |
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244 aSession.State() == CMceSession::EProceeding ) |
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245 { |
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246 // Indicates that resource reservation is ready, user can be notified |
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247 // if we do not have to wait for PRACK |
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248 |
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249 if ( !iRingLCalled ) |
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250 { |
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251 // Notify other end terminal |
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252 TRAP_IGNORE( InSession()->RingL() ) |
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253 iRingLCalled = ETrue; |
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254 TPtr8 ptrOriginator( iOriginator->Des() ); |
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255 ptrOriginator.Copy( iSession->Originator() ); |
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256 InformObserverAboutSessionStateChange(); |
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257 } |
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258 else |
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259 { |
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260 MUS_LOG( "mus: [ENGINE] User and remote end already notified." ) |
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261 } |
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262 |
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263 } |
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264 else |
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265 { |
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266 // Forward all other session state changes to base class |
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267 CMusEngMceSession::HandleSessionStateChanged( aSession, |
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268 aStatusCode, |
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269 aReasonPhrase ); |
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270 } |
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271 |
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272 MUS_LOG( "mus: [ENGINE] <- CMusEngReceiveSession::\ |
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273 HandleSessionStateChanged()" ) |
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274 } |
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275 |
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276 // ----------------------------------------------------------------------------- |
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277 // Sets keepalive timer for video and calls base class variant of this function |
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278 // ----------------------------------------------------------------------------- |
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279 // |
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280 void CMusEngReceiveSession::AdjustVideoCodecL( CMceVideoCodec& aVideoCodec, |
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281 TMceSourceType aSourceType ) |
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282 { |
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283 MUS_LOG( "mus: [ENGINE] -> CMusEngReceiveSession::AdjustVideoCodecL()" ) |
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284 |
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285 CMusEngMceSession::AdjustVideoCodecL( aVideoCodec, aSourceType ); |
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286 |
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287 MUS_LOG1( "mus: [ENGINE] Keepalive timer:%d", iKeepaliveTimer ) |
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288 aVideoCodec.SetKeepAliveTimerL( iKeepaliveTimer ); |
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289 if ( aVideoCodec.SdpName() == KMceSDPNameH263() || |
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290 aVideoCodec.SdpName() == KMceSDPNameH2632000() ) |
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291 { |
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292 aVideoCodec.SetKeepAlivePayloadTypeL( KMusEngKeepAlivePayloadTypeVideoH263 ); |
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293 } |
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294 else if ( aVideoCodec.SdpName() == KMceSDPNameH264() ) |
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295 { |
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296 aVideoCodec.SetKeepAlivePayloadTypeL( KMusEngKeepAlivePayloadTypeVideoAvc ); |
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297 } |
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298 else |
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299 { |
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300 // NOP |
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301 } |
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302 |
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303 aVideoCodec.SetKeepAliveDataL( KNullDesC8() ); |
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304 |
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305 MUS_LOG( "mus: [ENGINE] <- CMusEngReceiveSession::AdjustVideoCodecL()" ) |
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306 } |
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307 |
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308 // ----------------------------------------------------------------------------- |
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309 // Sets keepalive timer for audio and calls base class variant of this function |
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310 // ----------------------------------------------------------------------------- |
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311 // |
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312 void CMusEngReceiveSession::AdjustAudioCodecL( CMceAudioCodec& aAudioCodec ) |
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313 { |
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314 MUS_LOG( "mus: [ENGINE] -> CMusEngReceiveSession::AdjustAudioCodecL()" ) |
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315 |
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316 CMusEngMceSession::AdjustAudioCodecL( aAudioCodec ); |
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317 |
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318 aAudioCodec.SetKeepAliveTimerL( iKeepaliveTimer ); |
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319 aAudioCodec.SetKeepAlivePayloadTypeL( KMusEngKeepAlivePayloadTypeAudio ); |
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320 aAudioCodec.SetKeepAliveDataL( KNullDesC8() ); |
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321 |
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322 MUS_LOG( "mus: [ENGINE] <- CMusEngReceiveSession::AdjustAudioCodecL()" ) |
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323 } |
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324 |
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325 // ----------------------------------------------------------------------------- |
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326 // |
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327 // ----------------------------------------------------------------------------- |
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328 // |
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329 void CMusEngReceiveSession::DoCodecSelectionL( CMceVideoStream& aVideoStream ) |
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330 { |
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331 MUS_LOG( "mus: [ENGINE] -> CMusEngReceiveSession::DoCodecSelectionL()" ) |
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332 |
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333 const RPointerArray<CMceVideoCodec>& codecs = aVideoStream.Codecs(); |
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334 |
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335 const CMceVideoCodec* avcSingleNal = NULL; |
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336 const CMceVideoCodec* avcNonInterleaved = NULL; |
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337 |
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338 for ( TInt codecIndex = 0; codecIndex < codecs.Count(); ++codecIndex ) |
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339 { |
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340 if ( codecs[codecIndex]->SdpName() == KMceSDPNameH264() ) |
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341 { |
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342 if ( codecs[codecIndex]->CodecMode() == KMceAvcModeSingleNal ) |
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343 { |
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344 // Store a pointer to the Single NAL codec with best bitrate |
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345 if ( !avcSingleNal || |
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346 ( avcSingleNal && codecs[codecIndex]->MaxBitRate() > |
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347 avcSingleNal->MaxBitRate() ) ) |
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348 { |
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349 avcSingleNal = codecs[codecIndex]; |
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350 } |
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351 } |
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352 else if ( codecs[codecIndex]->CodecMode() == |
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353 KMceAvcModeNonInterleaved ) |
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354 { |
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355 // Store a pointer to the Non-Interleaved codec with best bitrate |
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356 if ( !avcNonInterleaved || |
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357 ( avcNonInterleaved && codecs[codecIndex]->MaxBitRate() > |
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358 avcNonInterleaved->MaxBitRate() ) ) |
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359 { |
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360 avcNonInterleaved = codecs[codecIndex]; |
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361 } |
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362 } |
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363 else |
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364 { |
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365 // NOP, we do not care about interleaved AVC |
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366 } |
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367 } |
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368 } |
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369 |
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370 const CMceVideoCodec* selectedCodec = NULL; |
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371 |
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372 if ( avcNonInterleaved ) |
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373 { |
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374 selectedCodec = avcNonInterleaved; |
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375 } |
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376 else |
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377 { |
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378 selectedCodec = avcSingleNal; |
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379 } |
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380 |
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381 if ( selectedCodec ) |
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382 { |
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383 // Remove all other codecs |
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384 for ( TInt codecIndex = 0; codecIndex < codecs.Count(); ++codecIndex ) |
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385 { |
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386 if ( codecs[codecIndex] != selectedCodec ) |
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387 { |
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388 aVideoStream.RemoveCodecL( *codecs[codecIndex] ); |
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389 // Since succesfull removal of a codec has decreased the amount |
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390 // of codecs in array by one, we have to reset the index |
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391 codecIndex = 0; |
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392 } |
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393 } |
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394 } |
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395 else |
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396 { |
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397 // Let the base class do H.263 selection |
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398 CMusEngMceSession::DoCodecSelectionL( aVideoStream ); |
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399 } |
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400 |
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401 MUS_LOG( "mus: [ENGINE] <- CMusEngReceiveSession::DoCodecSelectionL()" ) |
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402 } |
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403 |
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404 // ----------------------------------------------------------------------------- |
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405 // If incoming session does not have valid structure and cannot be reconstructed |
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406 // as such, session is rejected automatically. |
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407 // ----------------------------------------------------------------------------- |
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408 // |
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409 void CMusEngReceiveSession::IncomingSession( |
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410 CMceInSession* aSession, |
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411 TMceTransactionDataContainer* aContainer ) |
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412 { |
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413 MUS_LOG( "mus: [ENGINE] -> CMusEngReceiveSession::IncomingSession(...)" ) |
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414 |
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415 if ( !aContainer || |
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416 ( iSession && |
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417 iSession->State() != CMceSession::ETerminated ) ) |
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418 { |
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419 // We already have one session ongoing, or do not have container. |
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420 // Reject new session. |
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421 Reject( *aSession ); |
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422 delete aSession; |
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423 aSession = NULL; |
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424 MUS_LOG( "mus: [ENGINE] <- CMusEngReceiveSession::IncomingSession( \ |
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425 session already exists. New session rejected and deleted. )" ) |
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426 return; |
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427 } |
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428 |
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429 delete iSession; // possibly existing terminated session |
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430 iSession = aSession; |
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431 |
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432 if ( iOperatorVariant ) |
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433 { |
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434 ParseAssertedIdentity( aContainer ); |
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435 } |
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436 |
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437 // Reset variable defined for preparing for multiple state changes to |
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438 // EProceeding. This might happen if we set 100rel to be required. |
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439 iRingLCalled = EFalse; |
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440 |
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441 // If preparing fails, session setup with VS2.2 will fail later |
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442 TRAP_IGNORE( PrepareToRequire100RelL( aContainer ) ) |
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443 |
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444 TRAPD( error, CompleteSessionStructureL() ); |
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445 |
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446 if ( error != KErrNone ) |
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447 { |
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448 Reject( *InSession() ); |
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449 } |
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450 |
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451 MUS_LOG( "mus: [ENGINE] <- CMusEngReceiveSession::IncomingSession()" ) |
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452 } |
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453 |
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454 // ----------------------------------------------------------------------------- |
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455 // |
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456 // ----------------------------------------------------------------------------- |
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457 // |
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458 void CMusEngReceiveSession::IncomingUpdate( |
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459 CMceSession& aOrigSession, |
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460 CMceInSession* aUpdatedSession, |
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461 TMceTransactionDataContainer* aContainer ) |
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462 { |
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463 MUS_LOG( "mus: [ENGINE] -> CMusEngReceiveSession::IncomingUpdate(...)" ) |
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464 |
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465 if ( iSession && |
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466 iSession == &aOrigSession ) |
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467 { |
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468 // Old session is useless from now on |
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469 delete iSession; |
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470 iSession = aUpdatedSession; |
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471 |
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472 TRAPD( error, CompleteSessionStructureL() ); |
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473 |
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474 if ( error != KErrNone ) |
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475 { |
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476 MUS_LOG( "mus: [ENGINE] Cannot handle update, reject" ) |
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477 Reject( *aUpdatedSession ); |
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478 } |
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479 } |
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480 else |
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481 { |
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482 // Cannot handle, forward to a base class |
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483 CMusEngMceSession::IncomingUpdate( aOrigSession, |
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484 aUpdatedSession, |
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485 aContainer ); |
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486 } |
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487 |
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488 MUS_LOG( "mus: [ENGINE] <- CMusEngReceiveSession::IncomingUpdate(...)" ) |
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489 } |
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490 |
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491 // ----------------------------------------------------------------------------- |
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492 // |
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493 // ----------------------------------------------------------------------------- |
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494 // |
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495 void CMusEngReceiveSession::StreamStateChanged( CMceMediaStream& aStream ) |
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496 { |
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497 MUS_LOG( "mus: [ENGINE] -> CMusEngReceiveSession::StreamStateChanged()" ) |
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498 |
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499 MUS_ENG_LOG_STREAM_STATE( aStream ) |
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500 |
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501 if ( !iSession ) |
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502 { |
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503 return; |
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504 } |
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505 |
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506 if ( aStream.Type() == KMceVideo && |
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507 aStream.Source() && |
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508 aStream.Source()->Type() == KMceRTPSource ) |
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509 { |
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510 if ( aStream.State() == CMceMediaStream::EBuffering ) |
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511 { |
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512 iBuffered = ETrue; |
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513 InformObserverAboutPlayerStateChange( iRemoteVideoPlayer ); |
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514 } |
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515 else if ( aStream.State() == CMceMediaStream::EStreaming ) |
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516 { |
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517 ReceivingStarted(); |
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518 } |
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519 else |
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520 { |
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521 // Cannot handle, forward to CMusEngMceSession |
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522 CMusEngMceSession::StreamStateChanged( aStream ); |
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523 } |
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524 } |
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525 else |
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526 { |
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527 // Cannot handle, forward to CMusEngMceSession |
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528 CMusEngMceSession::StreamStateChanged( aStream ); |
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529 } |
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530 |
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531 MUS_LOG( "mus: [ENGINE] <- CMusEngReceiveSession::StreamStateChanged()" ) |
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532 } |
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533 |
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534 // ----------------------------------------------------------------------------- |
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535 // |
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536 // ----------------------------------------------------------------------------- |
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537 // |
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538 CMceInSession* CMusEngReceiveSession::InSession() |
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539 { |
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540 return static_cast<CMceInSession*>(iSession); |
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541 } |
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542 |
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543 // ----------------------------------------------------------------------------- |
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544 // Check if incoming session is originated from VideoSharing 2.2 client, |
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545 // which sends PRACK for 180 Ringing whether it is required or not. In |
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546 // order to let MCE handle the PRACK correctly, force 180 Ringing to be |
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547 // sent reliably. |
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548 // ----------------------------------------------------------------------------- |
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549 // |
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550 void CMusEngReceiveSession::PrepareToRequire100RelL( |
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551 TMceTransactionDataContainer* aContainer) |
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552 { |
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553 MUS_LOG( "mus: [ENGINE] -> CMusEngReceiveSession::PrepareToRequire100RelL()" ) |
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554 |
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555 __ASSERT_ALWAYS( aContainer, User::Leave( KErrArgument ) ); |
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556 |
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557 CDesC8Array* headers = aContainer->GetHeaders(); |
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558 CleanupStack::PushL( headers ); |
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559 |
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560 if ( headers ) |
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561 { |
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562 for ( TInt i = 0; i < headers->Count(); ++i ) |
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563 { |
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564 if ( headers->MdcaPoint(i).FindF( KMusEngSwisIdentifier() ) != |
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565 KErrNotFound ) |
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566 { |
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567 iSession->SetModifierL( KMce100Rel, KMce100RelRequired ); |
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568 MUS_LOG( "mus: [ENGINE] Forced to require 100rel" ) |
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569 } |
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570 } |
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571 } |
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572 |
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573 CleanupStack::PopAndDestroy( headers ); |
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574 |
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575 MUS_LOG( "mus: [ENGINE] <- CMusEngReceiveSession::PrepareToRequire100RelL()" ) |
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576 } |
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577 |
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578 // ----------------------------------------------------------------------------- |
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579 // Check that incoming session contains only incoming video and audio |
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580 // streams. All the other streams will be removed. If there is no |
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581 // display sinks and speakers, they will be created. |
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582 // ----------------------------------------------------------------------------- |
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583 // |
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584 void CMusEngReceiveSession::CompleteSessionStructureL() |
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585 { |
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586 MUS_LOG( "mus: [ENGINE] -> CMusEngReceiveSession::CompleteSessionStructureL()" ) |
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587 |
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588 __ASSERT_ALWAYS( iSession, User::Leave( KErrNotReady ) ); |
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589 |
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590 // Force bandwidth line usage in sdp as it is mandatory |
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591 // at MT side based on GSMA VS specification IR.74. Bandwidth is set to |
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592 // session or to media level based on sender's way of usage. If other end |
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593 // is not using bandwidth attribute at all, media level is preferred. |
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594 SetSessionSdpLinesL( *iSession, ETrue ); |
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595 |
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596 CMceStreamBundle* localBundle = |
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597 CMceStreamBundle::NewLC( CMceStreamBundle::ELS ); |
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598 |
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599 const RPointerArray<CMceMediaStream>& streams = iSession->Streams(); |
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600 |
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601 CMceMediaStream* videoInStream = NULL; |
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602 |
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603 for( TInt i = 0; i < streams.Count(); ++i ) |
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604 { |
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605 if ( MusEngMceUtils::IsVideoInStream( *streams[i] ) && |
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606 !videoInStream ) |
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607 { |
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608 videoInStream = streams[i]; |
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609 |
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610 // Disable possible opposite stream to indicate that sendrecv is |
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611 // not allowed. |
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612 if ( streams[i]->BoundStream() ) |
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613 { |
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614 MusEngMceUtils::DisableStreamL( streams[i]->BoundStreamL() ); |
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615 } |
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616 } |
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617 else if ( streams[i]->BoundStream() && |
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618 MusEngMceUtils::IsVideoInStream( streams[i]->BoundStreamL() ) && |
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619 !videoInStream ) |
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620 { |
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621 videoInStream = &streams[i]->BoundStreamL(); |
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622 |
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623 // Disable opposite stream to indicate that sendrecv is not allowed. |
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624 MusEngMceUtils::DisableStreamL( *streams[i] ); |
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625 } |
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626 else if ( MusEngMceUtils::IsAudioInStream( *streams[i] ) && |
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627 !iOperatorVariant ) |
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628 { |
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629 MusEngMceUtils::AddSpeakerL( *streams[i] ); |
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630 |
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631 localBundle->AddStreamL( *streams[i] ); |
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632 |
|
633 // Disable possible opposite stream to indicate that sendrecv is |
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634 // not allowed. |
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635 if ( streams[i]->BoundStream() ) |
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636 { |
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637 MusEngMceUtils::DisableStreamL( streams[i]->BoundStreamL() ); |
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638 } |
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639 } |
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640 else if ( streams[i]->BoundStream() && |
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641 MusEngMceUtils::IsAudioInStream( streams[i]->BoundStreamL() ) && |
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642 !iOperatorVariant ) |
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643 { |
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644 MusEngMceUtils::AddSpeakerL( streams[i]->BoundStreamL() ); |
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645 |
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646 localBundle->AddStreamL( streams[i]->BoundStreamL() ); |
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647 |
|
648 // Disable opposite stream to indicate that sendrecv is not allowed. |
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649 MusEngMceUtils::DisableStreamL( *streams[i] ); |
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650 } |
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651 else |
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652 { |
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653 // We remove stream because either it |
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654 // 1. Is not and does not contain incoming video or audio, or |
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655 // 2. We already have one incoming video stream or |
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656 // 3. Stream is audio and we run operator variant where audio is |
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657 // not allowed. |
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658 iSession->RemoveStreamL( *streams[i] ); |
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659 |
|
660 // Since succesfull removal of a stream has decreased the amount |
|
661 // of streams in array by one, we have to modify the index |
|
662 --i; |
|
663 } |
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664 } |
|
665 |
|
666 if ( videoInStream ) |
|
667 { |
|
668 SetMediaSdpLinesL( *videoInStream, ETrue ); |
|
669 |
|
670 // Complete stream |
|
671 MusEngMceUtils::AddDisplayL( *videoInStream, *iManager, Rect() ); |
|
672 |
|
673 static_cast<CMceRtpSource*>(videoInStream->Source())->UpdateL( |
|
674 KMusEngJitterBufferLength, |
|
675 KMusEngJitterBufferTreshold ); |
|
676 |
|
677 localBundle->AddStreamL( *videoInStream ); |
|
678 } |
|
679 else |
|
680 { |
|
681 User::Leave( KErrCorrupt ); |
|
682 } |
|
683 |
|
684 // Next line is to cause a leave if there were no incoming video streams |
|
685 MusEngMceUtils::GetVideoInStreamL( *iSession ); |
|
686 |
|
687 // Destroy bundle if it is not needed or transfer ownership |
|
688 if ( localBundle->Streams().Count() > 1 ) |
|
689 { |
|
690 iSession->AddBundleL( localBundle ); |
|
691 CleanupStack::Pop( localBundle ); |
|
692 } |
|
693 else |
|
694 { |
|
695 CleanupStack::PopAndDestroy( localBundle ); |
|
696 } |
|
697 |
|
698 AdjustStreamsAndCodecsL(); |
|
699 |
|
700 iSession->UpdateL(); |
|
701 |
|
702 // Now session state is right to adjust volume |
|
703 SetSpeakerVolumeL( LcVolumeL() ); |
|
704 |
|
705 iSipProfileHandler->CreateProfileL( iSession->Profile() ); |
|
706 |
|
707 iRemoteVideoPlayer->SetMceSession( iSession ); |
|
708 |
|
709 MUS_LOG( "mus: [ENGINE] <- CMusEngReceiveSession::CompleteSessionStructureL()" ) |
|
710 } |
|
711 |
|
712 // ----------------------------------------------------------------------------- |
|
713 // Parse P-Asserted-Identity Header |
|
714 // ----------------------------------------------------------------------------- |
|
715 // |
|
716 void CMusEngReceiveSession::ParseAssertedIdentity( |
|
717 TMceTransactionDataContainer* aContainer ) |
|
718 { |
|
719 MUS_LOG( "mus: [ENGINE] -> CMusEngReceiveSession::AssertedIdentity()" ) |
|
720 |
|
721 iIdentity.Zero(); |
|
722 |
|
723 if ( !aContainer ) |
|
724 { |
|
725 MUS_LOG( "mus: [ENGINE] Data container is NULL" ) |
|
726 MUS_LOG( "mus: [ENGINE] <- CMusEngReceiveSession::AssertedIdentity()" ) |
|
727 return; |
|
728 } |
|
729 |
|
730 CDesC8Array* headers = aContainer->GetHeaders(); |
|
731 |
|
732 if ( !headers ) |
|
733 { |
|
734 MUS_LOG( "mus: [ENGINE] No headers" ) |
|
735 MUS_LOG( "mus: [ENGINE] <- CMusEngReceiveSession::AssertedIdentity()" ) |
|
736 return; |
|
737 } |
|
738 |
|
739 TBool found = EFalse; |
|
740 TInt length = 0; |
|
741 for( TInt i = 0; i < headers->Count() && !found; ++i ) |
|
742 { |
|
743 TPtrC8 header = (*headers)[i]; |
|
744 if ( header.FindF( KMusEngAssertedIdentity ) != KErrNotFound ) |
|
745 { |
|
746 TInt pos = 0; |
|
747 // check for sip url, continue if found because maybe tel url exists |
|
748 if ( ( pos = header.FindF( KMusEngSipPrefix ) ) != KErrNotFound ) |
|
749 { |
|
750 TInt atPos = header.FindF( KMusEngAtSign ); |
|
751 length = atPos - pos - KMusEngSipPrefix().Length(); |
|
752 if ( length > 0 && length <= KMaxUriLength ) |
|
753 { |
|
754 iIdentity.Copy( |
|
755 header.Mid( pos + KMusEngSipPrefix().Length(), length ) ); |
|
756 } |
|
757 } |
|
758 // check for tel url, exit if found |
|
759 else if ( ( pos = header.FindF( KMusEngTelPrefix ) ) != KErrNotFound ) |
|
760 { |
|
761 length = header.Length() - pos - KMusEngTelPrefix().Length(); |
|
762 if ( length > 0 && length <= KMaxUriLength ) |
|
763 { |
|
764 iIdentity.Copy( header.Right( length ) ); |
|
765 } |
|
766 found = ETrue; |
|
767 } |
|
768 } |
|
769 } |
|
770 |
|
771 // remove ending '>' if exists and whitespaces |
|
772 if ( iIdentity.Length() > 0 ) |
|
773 { |
|
774 iIdentity.Trim(); |
|
775 if ( iIdentity.Find( KMusEngBiggerSign ) == iIdentity.Length() - 1 ) |
|
776 { |
|
777 iIdentity = iIdentity.Left( iIdentity.Length() - 1 ); |
|
778 iIdentity.Trim(); |
|
779 } |
|
780 } |
|
781 |
|
782 delete headers; |
|
783 MUS_LOG( "mus: [ENGINE] <- CMusEngReceiveSession::AssertedIdentity()" ) |
|
784 } |
|
785 |
|
786 // ----------------------------------------------------------------------------- |
|
787 // RTP Inactivity timeout event |
|
788 // Once inactivity timeout occurs, state change is notified and receiving |
|
789 // and buffering statuses are cleared. That is safe to do as once receiving |
|
790 // again continues for real, buffering and streaming events will occur always |
|
791 // sequentially. If buffering status would not be cleared, some unwanted |
|
792 // sreaming events would be passed towards client when it disables/enables |
|
793 // display sink of remote stream while inactivity timer has expired. |
|
794 // ----------------------------------------------------------------------------- |
|
795 // |
|
796 void CMusEngReceiveSession::InactivityTimeout( CMceMediaStream& aStream, |
|
797 CMceRtpSource& /*aSource*/ ) |
|
798 { |
|
799 MUS_LOG( "mus: [ENGINE] -> CMusEngTwoWayRecvSession::InactivityTimeout()" ) |
|
800 |
|
801 if ( aStream.Type() == KMceVideo && iReceiving ) |
|
802 { |
|
803 iReceiving = EFalse; |
|
804 iBuffered = EFalse; |
|
805 InformObserverAboutPlayerStateChange( iRemoteVideoPlayer ); |
|
806 } |
|
807 |
|
808 MUS_LOG( "mus: [ENGINE] <- CMusEngTwoWayRecvSession::InactivityTimeout()" ) |
|
809 } |
|
810 |
|
811 // ----------------------------------------------------------------------------- |
|
812 // |
|
813 // ----------------------------------------------------------------------------- |
|
814 // |
|
815 void CMusEngReceiveSession::ReceivingStarted() |
|
816 { |
|
817 if ( iSession && iBuffered ) |
|
818 { |
|
819 MUS_LOG( "mus: [ENGINE] -> CMusEngReceiveSession::ReceivingStarted()" ) |
|
820 |
|
821 TInt err = MusEngMceUtils::EnableInactivityTimer( |
|
822 *iSession, iReceivingInactivityTimeout ); |
|
823 |
|
824 if ( err != KErrNone ) |
|
825 { |
|
826 MUS_LOG1("mus: [ENGINE] ReceivingStarted failed %d", err) |
|
827 InformObserverAboutSessionFailure( err ); |
|
828 } |
|
829 else |
|
830 { |
|
831 iReceiving = ETrue; |
|
832 InformObserverAboutPlayerStateChange( iRemoteVideoPlayer ); |
|
833 InformUiProviderAboutReceivingStart(); |
|
834 } |
|
835 |
|
836 MUS_LOG( "mus: [ENGINE] <- CMusEngReceiveSession::ReceivingStarted()" ) |
|
837 } |
|
838 } |
|
839 |
|
840 // ----------------------------------------------------------------------------- |
|
841 // |
|
842 // ----------------------------------------------------------------------------- |
|
843 // |
|
844 TBool CMusEngReceiveSession::IsDisplayActive() |
|
845 { |
|
846 return ( IsDisplayEnabled() && iReceiving ); |
|
847 } |
|
848 // End of File |