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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 |
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21 // INCLUDE FILES |
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22 #include <mmf/server/mmfdatabuffer.h> |
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23 #include "mccmultiplexer.h" |
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24 #include "mccsinkitem.h" |
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25 #include "mccinternaldef.h" |
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26 #include "mccinternalevents.h" |
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27 #include "mccmultiplexerlogs.h" |
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28 #include "mccinternalevents.h" |
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29 #include "mccrtpdatasource.h" |
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30 |
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31 // MACROS |
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32 |
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33 // LOCAL FUNCTION PROTOTYPES |
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34 |
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35 // LOCAL CONSTANTS |
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36 const TUint KMultiplexerDefBufSize( 160 ); |
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37 |
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38 // ============================= LOCAL FUNCTIONS =============================== |
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39 |
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40 // ============================ MEMBER FUNCTIONS =============================== |
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41 |
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42 // ----------------------------------------------------------------------------- |
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43 // CMccMultiplexer::NewL |
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44 // ----------------------------------------------------------------------------- |
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45 // |
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46 EXPORT_C CMccMultiplexer* CMccMultiplexer::NewL( MDataSource* aSource ) |
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47 { |
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48 CMccMultiplexer* self = new ( ELeave ) CMccMultiplexer; |
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49 CleanupStack::PushL( self ); |
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50 self->ConstructL( aSource ); |
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51 CleanupStack::Pop( self ); |
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52 return self; |
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53 } |
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54 |
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55 // ----------------------------------------------------------------------------- |
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56 // CMccMultiplexer::~CMccMultiplexer |
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57 // ----------------------------------------------------------------------------- |
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58 // |
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59 EXPORT_C CMccMultiplexer::~CMccMultiplexer() |
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60 { |
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61 __MULTIPLEXER( "CMccMultiplexer::~CMccMultiplexer" ) |
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62 |
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63 iSinkItems.ResetAndDestroy(); |
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64 delete iDataBuf; |
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65 |
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66 __MULTIPLEXER( "CMccMultiplexer::~CMccMultiplexer, exit" ) |
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67 } |
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68 |
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69 // ----------------------------------------------------------------------------- |
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70 // CMccMultiplexer::SourceThreadLogon |
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71 // ----------------------------------------------------------------------------- |
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72 // |
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73 EXPORT_C TInt CMccMultiplexer::MultiplexerSourceThreadLogon( |
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74 MAsyncEventHandler& aEventHandler, |
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75 MDataSink& aSink, |
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76 TBool aSinkIsDecoder, |
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77 TUid aMediaType, |
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78 TBool aPassAllBuffersSink ) |
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79 { |
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80 __MULTIPLEXER_INT1( "CMccMultiplexer::MultiplexerSourceThreadLogon, endpoint:", |
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81 MCC_ENDPOINT_ID( &aSink ) ) |
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82 |
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83 TInt err( KErrNone ); |
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84 |
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85 TRAP( err, |
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86 AddSinkL( &aSink, aSinkIsDecoder, aMediaType, aPassAllBuffersSink ) ); |
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87 |
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88 // Gather events from source and propagate them to all sink owners |
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89 |
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90 if ( !err && !iSourceLogonDone ) |
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91 { |
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92 __MULTIPLEXER( "CMccMultiplexer::MultiplexerSourceThreadLogon, source logon" ) |
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93 |
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94 err = iSource->SourceThreadLogon( *this ); |
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95 iSourceLogonDone = ETrue; |
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96 } |
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97 |
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98 if ( !err ) |
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99 { |
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100 err = FindSinkItemIndex( &aSink ); |
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101 if ( err != KErrNotFound ) |
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102 { |
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103 err = iSinkItems[ err ]->SourceThreadLogon( aEventHandler ); |
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104 } |
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105 if ( MCC_INTERNAL_ENDPOINT( iSource->DataSourceType().iUid ) ) |
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106 { |
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107 static_cast<CMccDataSource*>( iSource )->AddUser( &aEventHandler ); |
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108 } |
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109 } |
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110 |
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111 __MULTIPLEXER( "CMccMultiplexer::SourceThreadLogon, exit" ) |
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112 |
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113 return err; |
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114 } |
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115 |
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116 // ----------------------------------------------------------------------------- |
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117 // CMccMultiplexer::SourceThreadLogoff |
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118 // ----------------------------------------------------------------------------- |
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119 // |
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120 EXPORT_C TInt CMccMultiplexer::MultiplexerSourceThreadLogoff( MDataSink* aSink ) |
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121 { |
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122 __MULTIPLEXER_INT1( "CMccMultiplexer::MultiplexerSourceThreadLogoff, endpoint:", |
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123 MCC_ENDPOINT_ID( aSink ) ) |
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124 |
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125 if ( aSink ) |
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126 { |
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127 TInt index = FindSinkItemIndex( aSink ); |
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128 if ( index != KErrNotFound ) |
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129 { |
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130 CMccSinkItem* item = iSinkItems[ index ]; |
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131 if ( KMccRtpSourceUid == iSource->DataSourceType() ) |
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132 { |
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133 const RArray<TUint>& payloads = item->RegisteredPayloadTypes(); |
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134 static_cast<CMccRtpDataSource*>( iSource ) |
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135 ->UnRegisterPayloadTypes( payloads ); |
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136 } |
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137 |
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138 // Clear current user |
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139 if ( item == iCurrentUser ) |
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140 { |
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141 iCurrentUser = NULL; |
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142 } |
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143 |
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144 TBool passedAllRequests = PassAllRequestsToSource( *item ); |
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145 |
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146 iSinkItems.Remove( index ); |
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147 |
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148 UpdateSinkModes(); |
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149 |
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150 // Update primary buffer or logoff source |
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151 HandleCleanup( item, passedAllRequests ); |
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152 |
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153 return KErrNone; |
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154 } |
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155 return KErrNotFound; |
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156 } |
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157 return KErrArgument; |
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158 } |
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159 |
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160 // ----------------------------------------------------------------------------- |
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161 // CMccMultiplexer::SetCurrentUserL |
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162 // ----------------------------------------------------------------------------- |
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163 // |
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164 EXPORT_C void CMccMultiplexer::SetCurrentUserL( MDataSink& aSink ) |
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165 { |
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166 __MULTIPLEXER_INT1( "CMccMultiplexer::SetCurrentUserL, endpoint:", |
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167 MCC_ENDPOINT_ID( &aSink ) ) |
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168 |
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169 iCurrentUser = FindSinkItemL( &aSink ); |
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170 |
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171 __MULTIPLEXER( "CMccMultiplexer::SetCurrentUserL, exit" ) |
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172 } |
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173 |
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174 // ----------------------------------------------------------------------------- |
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175 // CMccMultiplexer::RegClientForPayloadsL |
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176 // ----------------------------------------------------------------------------- |
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177 // |
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178 EXPORT_C void CMccMultiplexer::RegClientForPayloadsL( MDataSink& aConsumer, |
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179 const RArray<TUint>& aPayloadTypes ) |
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180 { |
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181 __MULTIPLEXER( "CMccMultiplexer::RegClientForPayloadsL" ) |
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182 __ASSERT_ALWAYS( iSource, User::Leave( KErrNotReady ) ); |
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183 __ASSERT_ALWAYS( KMccRtpSourceUid == iSource->DataSourceType(), |
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184 User::Leave( KErrNotSupported ) ); |
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185 |
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186 FindSinkItemL( &aConsumer )->RegisterPayloadTypesL( aPayloadTypes ); |
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187 static_cast<CMccRtpDataSource*>( iSource ) |
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188 ->RegisterPayloadTypesL( aPayloadTypes ); |
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189 } |
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190 |
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191 // ----------------------------------------------------------------------------- |
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192 // CMccMultiplexer::Streams |
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193 // ----------------------------------------------------------------------------- |
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194 // |
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195 TUint CMccMultiplexer::Streams( TUid /*aMediaType*/ ) const |
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196 { |
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197 return 1; |
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198 } |
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199 |
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200 // ----------------------------------------------------------------------------- |
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201 // CMccMultiplexer::FrameTimeInterval |
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202 // ----------------------------------------------------------------------------- |
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203 // |
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204 TTimeIntervalMicroSeconds CMccMultiplexer::FrameTimeInterval( |
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205 TMediaId /*aMediaId*/ ) const |
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206 { |
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207 return TTimeIntervalMicroSeconds( TInt64( 0 ) ); |
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208 } |
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209 |
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210 // ----------------------------------------------------------------------------- |
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211 // CMccMultiplexer::DataSourceType |
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212 // ----------------------------------------------------------------------------- |
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213 // |
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214 TUid CMccMultiplexer::DataSourceType() const |
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215 { |
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216 return KMccMultiplexerUid; |
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217 } |
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218 |
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219 // ----------------------------------------------------------------------------- |
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220 // CMccMultiplexer::FillBufferL |
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221 // ----------------------------------------------------------------------------- |
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222 // |
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223 void CMccMultiplexer::FillBufferL( |
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224 CMMFBuffer* aBuffer, |
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225 MDataSink* aConsumer, |
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226 TMediaId aMediaId ) |
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227 { |
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228 __MULTIPLEXER_INT1( "CMccMultiplexer::FillBufferL, endpoint:", |
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229 MCC_ENDPOINT_ID( aConsumer ) ) |
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230 __MULTIPLEXER_INT1( "CMccMultiplexer::FillBufferL, mediaId uid:", |
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231 aMediaId.iMediaType.iUid ) |
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232 |
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233 __ASSERT_ALWAYS( aBuffer, User::Leave( KErrArgument ) ); |
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234 __ASSERT_ALWAYS( aBuffer->Type() == KUidMmfDataBuffer, |
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235 User::Leave( KErrArgument ) ); |
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236 __ASSERT_ALWAYS( aConsumer, User::Leave( KErrArgument ) ); |
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237 |
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238 // Store request |
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239 CMccSinkItem* item = FindSinkItemL( aConsumer ); |
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240 item->FillBufferRequestL( aBuffer ); |
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241 |
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242 // If not in pass all mode, only one sink at the time can control |
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243 // the source |
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244 if ( iState == EPlaying && |
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245 ( item->PassAllRequestsToSource() || CanCommandSource( aConsumer ) ) ) |
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246 { |
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247 __MULTIPLEXER( "CMccMultiplexer::FillBufferL, command source" ) |
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248 |
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249 if ( KMccRtpSourceUid == iSource->DataSourceType() ) |
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250 { |
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251 // Multiplexer buffer needed for payload type multiplexing |
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252 __ASSERT_ALWAYS( |
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253 static_cast<CMMFDataBuffer*>( aBuffer ) |
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254 ->Data().MaxSize() <= iDataBuf->Data().MaxSize(), |
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255 User::Leave( KErrTooBig ) ); |
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256 |
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257 __MULTIPLEXER( "CMccMultiplexer::FillBufferL, using own buffer" ) |
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258 iDataBuf->SetStatus( EBeingFilled ); |
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259 iDataBuf->SetLastBuffer( EFalse ); |
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260 iSource->FillBufferL( iDataBuf, this, aMediaId ); |
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261 } |
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262 else |
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263 { |
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264 iSource->FillBufferL( aBuffer, this, aMediaId ); |
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265 } |
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266 } |
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267 |
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268 __MULTIPLEXER( "CMccMultiplexer::FillBufferL, exit" ) |
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269 } |
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270 |
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271 // ----------------------------------------------------------------------------- |
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272 // CMccMultiplexer::SourceDataTypeCode |
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273 // ----------------------------------------------------------------------------- |
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274 // |
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275 TFourCC CMccMultiplexer::SourceDataTypeCode( |
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276 TMediaId aMediaId ) |
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277 { |
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278 return iSource->SourceDataTypeCode( aMediaId ); |
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279 } |
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280 |
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281 // ----------------------------------------------------------------------------- |
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282 // CMccMultiplexer::SetSourceDataTypeCode |
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283 // ----------------------------------------------------------------------------- |
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284 // |
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285 TInt CMccMultiplexer::SetSourceDataTypeCode( |
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286 TFourCC aSourceFourCC, |
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287 TMediaId aMediaId ) |
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288 { |
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289 return iSource->SetSourceDataTypeCode( aSourceFourCC, aMediaId ); |
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290 } |
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291 |
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292 // ----------------------------------------------------------------------------- |
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293 // CMccMultiplexer::SourceThreadLogon |
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294 // ----------------------------------------------------------------------------- |
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295 // |
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296 TInt CMccMultiplexer::SourceThreadLogon( |
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297 MAsyncEventHandler& /*aEventHandler*/ ) |
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298 { |
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299 return KErrNotSupported; |
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300 } |
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301 |
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302 // ----------------------------------------------------------------------------- |
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303 // CMccMultiplexer::NegotiateSourceL |
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304 // ----------------------------------------------------------------------------- |
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305 // |
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306 void CMccMultiplexer::NegotiateSourceL( MDataSink& aDataSink ) |
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307 { |
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308 __MULTIPLEXER( "CMccMultiplexer::NegotiateSourceL" ) |
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309 |
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310 if ( !iSourceNegotiationDone ) |
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311 { |
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312 if ( KUidMmfAudioInput == iSource->DataSourceType() ) |
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313 { |
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314 // Audio input need settings from real sink. |
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315 // This is just quick workaround, better way would be to route |
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316 // those requests through multiplexer to the sink |
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317 |
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318 __MULTIPLEXER( "CMccMultiplexer::NegotiateSourceL, negotiate (use sink)" ) |
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319 |
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320 iSource->NegotiateSourceL( aDataSink ); |
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321 } |
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322 else |
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323 { |
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324 __MULTIPLEXER( "CMccMultiplexer::NegotiateSourceL, negotiate (normal)" ) |
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325 |
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326 iSource->NegotiateSourceL( *this ); |
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327 } |
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328 |
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329 iSourceNegotiationDone = ETrue; |
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330 } |
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331 __MULTIPLEXER( "CMccMultiplexer::NegotiateSourceL, exit" ) |
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332 } |
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333 |
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334 // ----------------------------------------------------------------------------- |
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335 // CMccMultiplexer::SourceThreadLogoff |
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336 // ----------------------------------------------------------------------------- |
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337 // |
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338 void CMccMultiplexer::SourceThreadLogoff() |
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339 { |
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340 // NOP |
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341 } |
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342 |
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343 // ----------------------------------------------------------------------------- |
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344 // CMccMultiplexer::SourcePrimeL |
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345 // ----------------------------------------------------------------------------- |
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346 // |
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347 void CMccMultiplexer::SourcePrimeL() |
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348 { |
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349 __MULTIPLEXER( "CMccMultiplexer::SourcePrimeL" ) |
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350 |
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351 if ( SetMultiplexerState( EPrepared ) ) |
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352 { |
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353 iSource->SourcePrimeL(); |
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354 } |
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355 |
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356 __MULTIPLEXER( "CMccMultiplexer::SourcePrimeL, exit" ) |
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357 } |
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358 |
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359 // ----------------------------------------------------------------------------- |
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360 // CMccMultiplexer::SourcePlayL |
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361 // ----------------------------------------------------------------------------- |
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362 // |
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363 void CMccMultiplexer::SourcePlayL() |
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364 { |
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365 __MULTIPLEXER( "CMccMultiplexer::SourcePlayL" ) |
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366 |
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367 if ( SetMultiplexerState( EPlaying ) ) |
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368 { |
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369 iSource->SourcePlayL(); |
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370 } |
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371 |
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372 __MULTIPLEXER( "CMccMultiplexer::SourcePlayL, exit" ) |
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373 } |
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374 |
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375 // ----------------------------------------------------------------------------- |
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376 // CMccMultiplexer::SourcePauseL |
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377 // ----------------------------------------------------------------------------- |
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378 // |
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379 void CMccMultiplexer::SourcePauseL() |
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380 { |
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381 __MULTIPLEXER( "CMccMultiplexer::SourcePauseL" ) |
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382 |
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383 if ( SetMultiplexerState( EResourcePaused ) ) |
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384 { |
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385 iSource->SourcePauseL(); |
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386 } |
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387 |
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388 __MULTIPLEXER( "CMccMultiplexer::SourcePauseL, exit" ) |
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389 } |
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390 |
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391 // ----------------------------------------------------------------------------- |
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392 // CMccMultiplexer::SourceStopL |
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393 // ----------------------------------------------------------------------------- |
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394 // |
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395 void CMccMultiplexer::SourceStopL() |
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396 { |
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397 __MULTIPLEXER( "CMccMultiplexer::SourceStopL" ) |
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398 |
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399 if ( SetMultiplexerState( EResourceStopped ) ) |
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400 { |
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401 iSource->SourceStopL(); |
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402 } |
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403 |
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404 __MULTIPLEXER( "CMccMultiplexer::SourceStopL, exit" ) |
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405 } |
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406 |
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407 // ----------------------------------------------------------------------------- |
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408 // CMccMultiplexer::DataBufferFilledL |
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409 // ----------------------------------------------------------------------------- |
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410 // |
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411 void CMccMultiplexer::DataBufferFilledL( |
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412 CMMFBuffer* aBuffer, |
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413 const TRtpRecvHeader& aRtpHeader ) |
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414 { |
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415 __MULTIPLEXER( "CMccMultiplexer::DataBufferFilledL" ) |
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416 __ASSERT_ALWAYS( NULL != aBuffer, User::Leave( KErrArgument ) ); |
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417 |
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418 DoBufferFilledL( aBuffer, &aRtpHeader ); |
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419 } |
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420 |
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421 // ----------------------------------------------------------------------------- |
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422 // CMccMultiplexer::ConfigurePayloadFormatL |
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423 // ----------------------------------------------------------------------------- |
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424 // |
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425 void CMccMultiplexer::ConfigurePayloadFormatL( const TDesC8& /*aConfigParams*/ ) |
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426 { |
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427 } |
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428 |
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429 // ----------------------------------------------------------------------------- |
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430 // CMccMultiplexer::BufferFilledL |
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431 // ----------------------------------------------------------------------------- |
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432 // |
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433 void CMccMultiplexer::BufferFilledL( CMMFBuffer* aBuffer ) |
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434 { |
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435 __MULTIPLEXER( "CMccMultiplexer::BufferFilledL" ) |
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436 __ASSERT_ALWAYS( NULL != aBuffer, User::Leave( KErrArgument ) ); |
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437 |
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438 DoBufferFilledL( aBuffer, 0 ); |
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439 } |
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440 |
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441 // ----------------------------------------------------------------------------- |
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442 // CMccMultiplexer::Duration |
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443 // ----------------------------------------------------------------------------- |
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444 // |
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445 TTimeIntervalMicroSeconds CMccMultiplexer::Duration( |
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446 TMediaId /*aMediaType*/ ) const |
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447 { |
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448 return TTimeIntervalMicroSeconds( TInt64( 0 ) ); |
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449 } |
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450 |
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451 // ----------------------------------------------------------------------------- |
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452 // CMccMultiplexer::CanCreateSourceBuffer |
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453 // ----------------------------------------------------------------------------- |
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454 // |
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455 TBool CMccMultiplexer::CanCreateSourceBuffer() |
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456 { |
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457 return ETrue; |
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458 } |
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459 |
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460 // ----------------------------------------------------------------------------- |
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461 // CMccMultiplexer::CreateSourceBufferL |
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462 // Created buffer is not intended for sink use. |
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463 // ----------------------------------------------------------------------------- |
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464 // |
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465 CMMFBuffer* CMccMultiplexer::CreateSourceBufferL( |
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466 TMediaId /*aMediaId*/, |
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467 TBool& aReference ) |
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468 { |
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469 __MULTIPLEXER( "CMccMultiplexer::CreateSourceBufferL" ) |
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470 __ASSERT_ALWAYS( iSuggestedBufSize, User::Leave( KErrNotReady ) ); |
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471 |
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472 aReference = EFalse; |
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473 |
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474 if ( iDataBuf->Data().MaxSize() < iSuggestedBufSize ) |
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475 { |
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476 static_cast<CMMFDescriptorBuffer*>( iDataBuf ) |
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477 ->ReAllocBufferL( iSuggestedBufSize ); |
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478 } |
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479 |
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480 CMMFDataBuffer* buf = CMMFDataBuffer::NewL( iSuggestedBufSize ); |
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481 iSuggestedBufSize = 0; |
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482 return buf; |
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483 } |
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484 |
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485 // ----------------------------------------------------------------------------- |
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486 // CMccMultiplexer::SuggestSourceBufferSize |
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487 // ----------------------------------------------------------------------------- |
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488 // |
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489 void CMccMultiplexer::SuggestSourceBufferSize( TUint aSuggestedBufferSize ) |
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490 { |
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491 __MULTIPLEXER_INT1( "CMccMultiplexer::SuggestSourceBufferSize, SIZE: ", |
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492 aSuggestedBufferSize ) |
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493 |
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494 iSuggestedBufSize = aSuggestedBufferSize; |
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495 } |
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496 |
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497 // ----------------------------------------------------------------------------- |
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498 // CMccMultiplexer::SendEventToClient |
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499 // ----------------------------------------------------------------------------- |
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500 // |
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501 TInt CMccMultiplexer::SendEventToClient( const TMMFEvent& aEvent ) |
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502 { |
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503 __MULTIPLEXER( "CMccMultiplexer::SendEventToClient" ) |
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504 |
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505 // Stream control event has to be stored at this level since control |
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506 // request can go back to source synchronously causing stream state change |
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507 // event, which then overwrites the control event. |
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508 // |
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509 if ( IS_MCC_EVENT( aEvent ) ) |
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510 { |
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511 TMccEvent* mccEventPtr = |
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512 reinterpret_cast<const TMccInternalEvent&>( aEvent ).iMccEvent; |
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513 |
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514 if ( mccEventPtr && |
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515 MCC_STREAM_STATE_CHANGE_EVENT( mccEventPtr ) && |
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516 mccEventPtr->iEventNumData != KMccAutomaticEvent ) |
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517 { |
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518 if ( iCurrentUser ) |
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519 { |
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520 return iCurrentUser->SendEventToClient( aEvent ); |
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521 } |
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522 else |
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523 { |
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524 __MULTIPLEXER( "CMccMultiplexer::SendEventToClient, KErrNotReady" ) |
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525 return KErrNotReady; |
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526 } |
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527 } |
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528 |
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529 if ( mccEventPtr && |
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530 mccEventPtr->iEventCategory == KMccEventCategoryStreamControl ) |
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531 { |
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532 iStreamControlEvent = *mccEventPtr; |
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533 TMccInternalEvent internalEvent( KMccMultiplexerUid, EMccInternalEventNone, |
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534 iStreamControlEvent ); |
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535 |
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536 SendEventToAllClients( internalEvent ); |
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537 |
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538 return KErrNone; |
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539 } |
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540 } |
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541 |
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542 SendEventToAllClients( aEvent ); |
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543 |
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544 return KErrNone; |
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545 } |
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546 |
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547 // ----------------------------------------------------------------------------- |
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548 // CMccMultiplexer::CMccMultiplexer |
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549 // ----------------------------------------------------------------------------- |
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550 // |
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551 CMccMultiplexer::CMccMultiplexer() |
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552 { |
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553 } |
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554 |
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555 // ----------------------------------------------------------------------------- |
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556 // CMccMultiplexer::ConstructL |
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557 // ----------------------------------------------------------------------------- |
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558 // |
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559 void CMccMultiplexer::ConstructL( MDataSource* aSource ) |
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560 { |
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561 __ASSERT_ALWAYS( aSource, User::Leave( KErrArgument ) ); |
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562 |
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563 iSource = aSource; |
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564 iDataBuf = CMMFDataBuffer::NewL( KMultiplexerDefBufSize ); |
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565 } |
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566 |
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567 // ----------------------------------------------------------------------------- |
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568 // CMccMultiplexer::FindSinkItemL |
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569 // ----------------------------------------------------------------------------- |
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570 // |
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571 CMccSinkItem* CMccMultiplexer::FindSinkItemL( MDataSink* aSink ) |
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572 { |
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573 TInt index = FindSinkItemIndex( aSink ); |
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574 __ASSERT_ALWAYS( index != KErrNotFound, User::Leave( KErrNotFound ) ); |
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575 |
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576 return iSinkItems[ index ]; |
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577 } |
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578 |
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579 // ----------------------------------------------------------------------------- |
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580 // CMccMultiplexer::FindSinkItemIndex |
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581 // ----------------------------------------------------------------------------- |
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582 // |
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583 TInt CMccMultiplexer::FindSinkItemIndex( MDataSink* aSink ) |
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584 { |
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585 for ( TInt i = 0; i < iSinkItems.Count(); i++ ) |
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586 { |
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587 if ( iSinkItems[ i ]->Match( aSink ) ) |
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588 { |
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589 return i; |
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590 } |
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591 } |
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592 return KErrNotFound; |
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593 } |
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594 |
|
595 // ----------------------------------------------------------------------------- |
|
596 // CMccMultiplexer::CanCommandSource |
|
597 // Primary sink has always preferred access to source, other sinks can use |
|
598 // source only if primary is not using it |
|
599 // ----------------------------------------------------------------------------- |
|
600 // |
|
601 TBool CMccMultiplexer::CanCommandSource( MDataSink* aSink ) |
|
602 { |
|
603 TBool canCommandSource( EFalse ); |
|
604 if ( IsPrimarySink( aSink ) ) |
|
605 { |
|
606 canCommandSource = ETrue; |
|
607 } |
|
608 else if ( iSinkItems.Count() > 0 && |
|
609 !IsActiveState( iSinkItems[ 0 ]->MultiplexerState() ) ) |
|
610 { |
|
611 canCommandSource = ETrue; |
|
612 } |
|
613 else |
|
614 { |
|
615 // NOP |
|
616 } |
|
617 return canCommandSource; |
|
618 } |
|
619 |
|
620 // ----------------------------------------------------------------------------- |
|
621 // CMccMultiplexer::IsPrimarySink |
|
622 // ----------------------------------------------------------------------------- |
|
623 // |
|
624 TBool CMccMultiplexer::IsPrimarySink( MDataSink* aSink ) |
|
625 { |
|
626 // Primary sink is always the first one |
|
627 return ( iSinkItems.Count() > 0 && iSinkItems[ 0 ]->Match( aSink ) ); |
|
628 } |
|
629 |
|
630 // ----------------------------------------------------------------------------- |
|
631 // CMccMultiplexer::DoBufferFilledL |
|
632 // ----------------------------------------------------------------------------- |
|
633 // |
|
634 void CMccMultiplexer::DoBufferFilledL( |
|
635 CMMFBuffer* aBuffer, |
|
636 const TRtpRecvHeader* aRtpHeader ) |
|
637 { |
|
638 TUid mediaType = KNullUid; |
|
639 iDataBuf->SetStatus( EFull ); |
|
640 |
|
641 if ( iResolveFilledBufferMediaType ) |
|
642 { |
|
643 for ( TInt i = 0; i < iSinkItems.Count() && mediaType == KNullUid; i++ ) |
|
644 { |
|
645 mediaType = iSinkItems[ i ]->ResolveMediaType( aBuffer ); |
|
646 } |
|
647 } |
|
648 |
|
649 for ( TInt i = 0; i < iSinkItems.Count(); i++ ) |
|
650 { |
|
651 // First item is always the primary sink, but multiplexer can be |
|
652 // also set into mode where all fillbuffer requests are passed to the |
|
653 // source (i.e. all sinks are kind of primary ones). In such case, |
|
654 // incoming buffer must match the one which was given when fillbuffer |
|
655 // request was issued (i.e. source cannot return different buffer). |
|
656 TBool isPrimary( !i ); |
|
657 |
|
658 iSinkItems[ i ]->BufferFilledL( aBuffer, |
|
659 aRtpHeader, |
|
660 isPrimary, |
|
661 mediaType ); |
|
662 } |
|
663 } |
|
664 |
|
665 // ----------------------------------------------------------------------------- |
|
666 // CMccMultiplexer::AddSinkL |
|
667 // ----------------------------------------------------------------------------- |
|
668 // |
|
669 void CMccMultiplexer::AddSinkL( |
|
670 MDataSink* aSink, |
|
671 TBool aSinkIsDecoder, |
|
672 TUid aMediaType, |
|
673 TBool aPassAllBuffersSink ) |
|
674 { |
|
675 __ASSERT_ALWAYS( FindSinkItemIndex( aSink ) == KErrNotFound, |
|
676 User::Leave( KErrAlreadyExists ) ); |
|
677 |
|
678 CMccSinkItem* item = CMccSinkItem::NewLC( aSink, |
|
679 aSinkIsDecoder, |
|
680 aMediaType, |
|
681 aPassAllBuffersSink ); |
|
682 iSinkItems.AppendL( item ); |
|
683 CleanupStack::Pop( item ); |
|
684 |
|
685 // Update sinks |
|
686 UpdateSinkModes(); |
|
687 } |
|
688 |
|
689 // ----------------------------------------------------------------------------- |
|
690 // CMccMultiplexer::SetMultiplexerState |
|
691 // ----------------------------------------------------------------------------- |
|
692 // |
|
693 TBool CMccMultiplexer::SetMultiplexerState( TMccMultiplexerState aState ) |
|
694 { |
|
695 __MULTIPLEXER_INT1( "CMccMultiplexer::SetMultiplexerState, state:", aState ) |
|
696 |
|
697 // If state of the multiplexed source is already what is tried to be set, |
|
698 // multiplexer generates the corresponding completion event |
|
699 TBool controlSource( iState != aState ); |
|
700 |
|
701 TMccEventType eventType = KMccEventNone; |
|
702 |
|
703 switch ( aState ) |
|
704 { |
|
705 case EPrepared: |
|
706 { |
|
707 eventType = KMccStreamPrepared; |
|
708 |
|
709 if ( iState == EPlaying || iState == EResourcePaused ) |
|
710 { |
|
711 controlSource = EFalse; |
|
712 } |
|
713 else |
|
714 { |
|
715 iState = aState; |
|
716 } |
|
717 break; |
|
718 } |
|
719 case EPlaying: |
|
720 { |
|
721 eventType = KMccStreamStarted; |
|
722 iState = aState; |
|
723 break; |
|
724 } |
|
725 case EResourcePaused: |
|
726 { |
|
727 eventType = KMccStreamPaused; |
|
728 iState = aState; |
|
729 break; |
|
730 } |
|
731 case EResourceStopped: |
|
732 { |
|
733 eventType = KMccStreamStopped; |
|
734 iState = aState; |
|
735 break; |
|
736 } |
|
737 default: |
|
738 { |
|
739 break; |
|
740 } |
|
741 } |
|
742 |
|
743 if ( iCurrentUser ) |
|
744 { |
|
745 iCurrentUser->SetMultiplexerState( iState ); |
|
746 } |
|
747 |
|
748 if ( eventType != KMccEventNone && !controlSource ) |
|
749 { |
|
750 SendStreamEventToClient( eventType ); |
|
751 } |
|
752 |
|
753 return controlSource; |
|
754 } |
|
755 |
|
756 // ----------------------------------------------------------------------------- |
|
757 // CMccMultiplexer::SendStreamEventToClient |
|
758 // ----------------------------------------------------------------------------- |
|
759 // |
|
760 void CMccMultiplexer::SendStreamEventToClient( TMccEventType& aEventType ) |
|
761 { |
|
762 __MULTIPLEXER( "CMccMultiplexer::SendStreamEventToClient" ) |
|
763 |
|
764 TMccEvent event( 0, |
|
765 0, |
|
766 0, |
|
767 MCC_ENDPOINT_ID( iSource ), |
|
768 KMccEventCategoryStream, |
|
769 aEventType, |
|
770 KErrNone, |
|
771 KNullDesC8 ); |
|
772 |
|
773 TMccInternalEvent internalEvent( KMccMultiplexerUid, |
|
774 EMccInternalEventNone, |
|
775 event ); |
|
776 |
|
777 if ( iCurrentUser ) |
|
778 { |
|
779 __MULTIPLEXER( "CMccMultiplexer::SendStreamEventToClient, sending to current user" ) |
|
780 |
|
781 iCurrentUser->SendEventToClient( internalEvent ); |
|
782 } |
|
783 } |
|
784 |
|
785 // ----------------------------------------------------------------------------- |
|
786 // CMccMultiplexer::UpdateSinkModes |
|
787 // ----------------------------------------------------------------------------- |
|
788 // |
|
789 void CMccMultiplexer::UpdateSinkModes() |
|
790 { |
|
791 __MULTIPLEXER( "CMccMultiplexer::UpdateSinkModes" ) |
|
792 |
|
793 // Check if mediatype has to be resolved for each filled buffer |
|
794 iResolveFilledBufferMediaType = EFalse; |
|
795 |
|
796 for ( TInt i = 0; i < iSinkItems.Count(); i++ ) |
|
797 { |
|
798 TBool passAllRequestsToSource = PassAllRequestsToSource( *iSinkItems[ i ] ); |
|
799 iSinkItems[ i ]->SetSourceMode( passAllRequestsToSource ); |
|
800 |
|
801 iResolveFilledBufferMediaType |= passAllRequestsToSource; |
|
802 } |
|
803 |
|
804 __MULTIPLEXER_INT1( "CMccMultiplexer::UpdateSinkModes, resolve buffers mode:", |
|
805 iResolveFilledBufferMediaType ) |
|
806 __MULTIPLEXER( "CMccMultiplexer::UpdateSinkModes, exit" ) |
|
807 } |
|
808 |
|
809 // ----------------------------------------------------------------------------- |
|
810 // CMccMultiplexer::PassAllRequestsToSource |
|
811 // ----------------------------------------------------------------------------- |
|
812 // |
|
813 TBool CMccMultiplexer::PassAllRequestsToSource( CMccSinkItem& aItem ) const |
|
814 { |
|
815 // If source is filesource, it can support two primary sinks; one for audio |
|
816 // and one for video. |
|
817 // |
|
818 |
|
819 if ( iSource->DataSourceType() == KMccFileSourceUid ) |
|
820 { |
|
821 TUid mediaType = aItem.MediaType(); |
|
822 for ( TInt i = 0; i < iSinkItems.Count(); i++ ) |
|
823 { |
|
824 // If sinkitem has highest preference from group of sinkitems of same |
|
825 // media type, all its requests can be passed to the source |
|
826 if ( mediaType == iSinkItems[ i ]->MediaType() ) |
|
827 { |
|
828 return ( iSinkItems[ i ] == &aItem ); |
|
829 } |
|
830 } |
|
831 } |
|
832 else if ( iSource->DataSourceType() == KMccRtpSourceUid ) |
|
833 { |
|
834 // Payload type multiplexing is used with network resource. Multiple |
|
835 // clients are allowed to request fillbuffer from RTP-source. |
|
836 return ETrue; |
|
837 } |
|
838 else |
|
839 { |
|
840 // Make PC-LINT happy |
|
841 } |
|
842 |
|
843 return EFalse; |
|
844 } |
|
845 |
|
846 // ----------------------------------------------------------------------------- |
|
847 // CMccMultiplexer::IsSupportedMediaType |
|
848 // ----------------------------------------------------------------------------- |
|
849 // |
|
850 TBool CMccMultiplexer::IsSupportedMediaType( TUid aMediaType ) const |
|
851 { |
|
852 return ( aMediaType == KUidMediaTypeVideo || |
|
853 aMediaType == KUidMediaTypeAudio ); |
|
854 } |
|
855 |
|
856 // ----------------------------------------------------------------------------- |
|
857 // CMccMultiplexer::SendEventToAllClients |
|
858 // ----------------------------------------------------------------------------- |
|
859 // |
|
860 void CMccMultiplexer::SendEventToAllClients( const TMMFEvent& aEvent ) |
|
861 { |
|
862 for ( TInt i = 0; i < iSinkItems.Count(); i++ ) |
|
863 { |
|
864 iSinkItems[ i ]->SendEventToClient( aEvent ); |
|
865 } |
|
866 } |
|
867 |
|
868 // ----------------------------------------------------------------------------- |
|
869 // CMccMultiplexer::HandleCleanup |
|
870 // ----------------------------------------------------------------------------- |
|
871 // |
|
872 void CMccMultiplexer::HandleCleanup( |
|
873 CMccSinkItem* aSinkItem, |
|
874 TBool aPassedAllRequests ) |
|
875 { |
|
876 TRAP_IGNORE( HandleCleanupL( aSinkItem, aPassedAllRequests ) ) |
|
877 delete aSinkItem; |
|
878 } |
|
879 |
|
880 // ----------------------------------------------------------------------------- |
|
881 // CMccMultiplexer::HandleCleanupL |
|
882 // ----------------------------------------------------------------------------- |
|
883 // |
|
884 void CMccMultiplexer::HandleCleanupL( |
|
885 CMccSinkItem* aSinkItem, |
|
886 TBool aPassedAllRequests ) |
|
887 { |
|
888 __MULTIPLEXER( "CMccMultiplexer::HandleCleanupL" ) |
|
889 |
|
890 if ( iSinkItems.Count() == 0 ) |
|
891 { |
|
892 // If no more sinks, source can be logged off |
|
893 iSource->SourceThreadLogoff(); |
|
894 iSourceLogonDone = EFalse; |
|
895 } |
|
896 else |
|
897 { |
|
898 // Update source's sinkbuffer (may be also NULL) and user info |
|
899 |
|
900 if ( aSinkItem ) |
|
901 { |
|
902 if ( aPassedAllRequests ) |
|
903 { |
|
904 __MULTIPLEXER( "CMccMultiplexer::HandleCleanupL, clear old" ) |
|
905 iSource->FillBufferL( NULL, this, TMediaId( aSinkItem->MediaType() ) ); |
|
906 } |
|
907 |
|
908 if ( MCC_INTERNAL_ENDPOINT( iSource->DataSourceType().iUid ) ) |
|
909 { |
|
910 static_cast<CMccDataSource*>( |
|
911 iSource )->RemoveUser( aSinkItem->EventHandler() ); |
|
912 } |
|
913 } |
|
914 |
|
915 CMMFBuffer* newPrimaryBuf = iSinkItems[ 0 ]->RequestedBuffer(); |
|
916 |
|
917 if ( newPrimaryBuf && KMccRtpSourceUid == iSource->DataSourceType() ) |
|
918 { |
|
919 // When payload type multiplexing, multiplexer's own buffer is used |
|
920 newPrimaryBuf = iDataBuf; |
|
921 } |
|
922 |
|
923 __MULTIPLEXER( "CMccMultiplexer::HandleCleanupL, set new" ) |
|
924 iSource->FillBufferL( newPrimaryBuf, |
|
925 this, |
|
926 TMediaId( iSinkItems[ 0 ]->MediaType() ) ); |
|
927 } |
|
928 |
|
929 __MULTIPLEXER( "CMccMultiplexer::HandleCleanupL, exit" ) |
|
930 } |
|
931 |
|
932 // ----------------------------------------------------------------------------- |
|
933 // CMccMultiplexer::IsActiveState |
|
934 // ----------------------------------------------------------------------------- |
|
935 // |
|
936 TBool CMccMultiplexer::IsActiveState( TMccMultiplexerState aState ) const |
|
937 { |
|
938 return ( aState == EPlaying ); |
|
939 } |
|
940 |
|
941 // ========================== OTHER EXPORTED FUNCTIONS ========================= |
|
942 |
|
943 // ----------------------------------------------------------------------------- |
|
944 // E32Dll. |
|
945 // DLL Entry point |
|
946 // Returns: KErrNone |
|
947 // ----------------------------------------------------------------------------- |
|
948 // |
|
949 #ifndef EKA2 |
|
950 EXPORT_C TInt E32Dll( TDllReason ) |
|
951 { |
|
952 return KErrNone; |
|
953 } |
|
954 #endif |
|
955 |
|
956 |
|
957 // End of File |
|
958 |