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1 /* |
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2 * Copyright (c) 2005 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 "mceaudiostream.h" |
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22 #include "mcecomaudiostream.h" |
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23 #include "mcecomaudiocodec.h" |
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24 #include "mcecommediasource.h" |
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25 #include "mcecommediasink.h" |
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26 #include "mcertpsource.h" |
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27 #include "mcertpsink.h" |
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28 #include "mceserial.h" |
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29 #include "mceevents.h" |
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30 #include "cleanupresetanddestroy.h" |
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31 |
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32 #ifdef MCE_COMMON_SERVER_SIDE |
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33 |
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34 #include <mmcccodecinformationfactory.h> |
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35 #include <mmcccodecinformation.h> |
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36 |
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37 |
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38 #endif//MCE_COMMON_SERVER_SIDE |
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39 |
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40 |
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41 // ============================ MEMBER FUNCTIONS =============================== |
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42 |
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43 |
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44 // ----------------------------------------------------------------------------- |
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45 // CMceComAudioStream::NewL |
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46 // ----------------------------------------------------------------------------- |
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47 // |
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48 CMceComAudioStream* CMceComAudioStream::NewL() |
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49 { |
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50 CMceComAudioStream* self = NewLC(); |
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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 // ----------------------------------------------------------------------------- |
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57 // CMceComAudioStream::NewLC |
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58 // ----------------------------------------------------------------------------- |
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59 // |
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60 CMceComAudioStream* CMceComAudioStream::NewLC() |
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61 { |
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62 CMceComAudioStream* self = new (ELeave) CMceComAudioStream(); |
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63 CleanupStack::PushL( self ); |
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64 self->ConstructL(); |
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65 return self; |
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66 } |
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67 |
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68 |
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69 // ----------------------------------------------------------------------------- |
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70 // CMceComAudioStream::~CMceComAudioStream |
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71 // ----------------------------------------------------------------------------- |
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72 // |
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73 CMceComAudioStream::~CMceComAudioStream() |
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74 { |
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75 iCodecs.ResetAndDestroy(); |
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76 } |
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77 |
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78 |
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79 // ----------------------------------------------------------------------------- |
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80 // CMceComAudioStream::CMceComAudioStream |
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81 // ----------------------------------------------------------------------------- |
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82 // |
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83 CMceComAudioStream::CMceComAudioStream() |
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84 :CMceComMediaStream( KMceAudio ) |
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85 { |
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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 // CMceComAudioStream::AddCodecL |
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91 // ----------------------------------------------------------------------------- |
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92 // |
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93 void CMceComAudioStream::AddCodecL( CMceComCodec* aCodec ) |
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94 { |
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95 __ASSERT_ALWAYS( aCodec, User::Leave( KErrArgument ) ); |
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96 |
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97 CMceComAudioCodec* codec = static_cast< CMceComAudioCodec* >( aCodec ); |
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98 iCodecs.AppendL( codec ); |
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99 } |
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100 |
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101 |
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102 // ----------------------------------------------------------------------------- |
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103 // CMceComAudioStream::RemoveCodecL |
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104 // ----------------------------------------------------------------------------- |
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105 // |
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106 void CMceComAudioStream::RemoveCodecL( CMceComCodec* aCodec ) |
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107 { |
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108 TInt index = FindCodecFromList( aCodec ); |
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109 |
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110 if ( index >= 0 ) |
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111 { |
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112 RemoveCodecFromListL( index ); |
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113 } |
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114 |
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115 delete aCodec; |
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116 } |
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117 |
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118 |
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119 // ----------------------------------------------------------------------------- |
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120 // CMceComAudioStream::CodecL |
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121 // ----------------------------------------------------------------------------- |
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122 // |
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123 CMceComAudioCodec* CMceComAudioStream::CodecL( TInt aIndex ) const |
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124 { |
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125 __ASSERT_ALWAYS( aIndex >= 0 && aIndex < iCodecs.Count(), |
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126 User::Leave( KErrArgument ) ); |
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127 |
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128 return iCodecs[aIndex]; |
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129 } |
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130 |
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131 |
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132 // ----------------------------------------------------------------------------- |
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133 // CMceComAudioStream::CodecCount |
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134 // ----------------------------------------------------------------------------- |
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135 // |
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136 TInt CMceComAudioStream::CodecCount() const |
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137 { |
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138 return iCodecs.Count(); |
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139 } |
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140 |
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141 |
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142 // ----------------------------------------------------------------------------- |
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143 // CMceComAudioStream::Codecs |
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144 // ----------------------------------------------------------------------------- |
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145 // |
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146 const RPointerArray<CMceComAudioCodec>& CMceComAudioStream::Codecs() const |
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147 { |
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148 return iCodecs; |
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149 } |
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150 |
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151 |
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152 // ----------------------------------------------------------------------------- |
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153 // CMceComAudioStream::FindCodecL |
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154 // ----------------------------------------------------------------------------- |
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155 // |
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156 CMceComCodec* CMceComAudioStream::FindCodecL( CMceComCodec& aCodec ) |
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157 { |
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158 CMceComCodec* foundCodec = NULL; |
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159 CMceComAudioCodec* codec = static_cast<CMceComAudioCodec*>( &aCodec ); |
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160 |
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161 TInt index = FindCodecFromList( codec ); |
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162 if ( index == KErrNotFound ) |
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163 { |
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164 const TInt codecCount = CodecCount(); |
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165 |
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166 for ( TInt i = 0 ; i < codecCount && !foundCodec; ++i ) |
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167 { |
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168 if ( CodecL( i )->iSdpName.CompareF( aCodec.iSdpName ) == 0 ) |
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169 { |
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170 foundCodec = CodecL( i ); |
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171 } |
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172 } |
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173 } |
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174 else |
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175 { |
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176 foundCodec = CodecL( index ); |
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177 } |
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178 |
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179 return foundCodec; |
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180 } |
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181 |
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182 |
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183 // ----------------------------------------------------------------------------- |
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184 // CMceComAudioStream::FindCodecFromList |
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185 // ----------------------------------------------------------------------------- |
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186 // |
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187 TInt CMceComAudioStream::FindCodecFromList( CMceComCodec* aCodec ) const |
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188 { |
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189 CMceComAudioCodec* codec = static_cast< CMceComAudioCodec* >( aCodec ); |
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190 return iCodecs.Find( codec ); |
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191 } |
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192 |
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193 |
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194 // ----------------------------------------------------------------------------- |
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195 // CMceComAudioStream::RemoveCodecFromListL |
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196 // ----------------------------------------------------------------------------- |
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197 // |
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198 void CMceComAudioStream::RemoveCodecFromListL( TInt aIndex ) |
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199 { |
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200 __ASSERT_ALWAYS( aIndex >= 0 && aIndex < iCodecs.Count(), |
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201 User::Leave( KErrArgument ) ); |
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202 |
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203 iCodecs.Remove( aIndex ); |
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204 } |
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205 |
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206 |
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207 // ----------------------------------------------------------------------------- |
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208 // CMceComAudioStream::DestroyCodecs |
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209 // ----------------------------------------------------------------------------- |
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210 // |
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211 void CMceComAudioStream::DestroyCodecs() |
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212 { |
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213 iCodecs.ResetAndDestroy(); |
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214 } |
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215 |
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216 |
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217 // ----------------------------------------------------------------------------- |
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218 // CMceComAudioStream::InternalizeFlatL |
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219 // ----------------------------------------------------------------------------- |
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220 // |
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221 void CMceComAudioStream::InternalizeFlatL( RReadStream& aReadStream ) |
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222 { |
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223 CMceComMediaStream::InternalizeFlatL( aReadStream ); |
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224 } |
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225 |
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226 |
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227 // ----------------------------------------------------------------------------- |
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228 // CMceComAudioStream::ExternalizeFlatL |
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229 // ----------------------------------------------------------------------------- |
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230 // |
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231 void CMceComAudioStream::ExternalizeFlatL( RWriteStream& aWriteStream ) |
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232 { |
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233 CMceComMediaStream::ExternalizeFlatL( aWriteStream ); |
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234 } |
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235 |
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236 |
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237 // ----------------------------------------------------------------------------- |
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238 // CMceComAudioStream::InternalizeL |
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239 // ----------------------------------------------------------------------------- |
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240 // |
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241 void CMceComAudioStream::InternalizeL( MMceComSerializationContext& aSerCtx ) |
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242 { |
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243 CMceComMediaStream::InternalizeL( aSerCtx ); |
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244 |
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245 TMceAudioStreamSerializer<CMceComAudioStream> serial( *this ); |
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246 serial.InternalizeL( aSerCtx ); |
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247 |
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248 } |
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249 |
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250 // ----------------------------------------------------------------------------- |
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251 // CMceComAudioStream::ExternalizeL |
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252 // ----------------------------------------------------------------------------- |
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253 // |
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254 void CMceComAudioStream::ExternalizeL( MMceComSerializationContext& aSerCtx ) |
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255 { |
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256 CMceComMediaStream::ExternalizeL( aSerCtx ); |
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257 |
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258 TMceAudioStreamSerializer<CMceComAudioStream> serial( *this ); |
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259 serial.ExternalizeL( aSerCtx ); |
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260 |
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261 } |
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262 |
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263 // ----------------------------------------------------------------------------- |
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264 // CMceComAudioStream::CloneL |
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265 // ----------------------------------------------------------------------------- |
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266 // |
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267 CMceComMediaStream* CMceComAudioStream::CloneL() |
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268 { |
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269 CMceComAudioStream* copy = new (ELeave) CMceComAudioStream(); |
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270 CleanupStack::PushL( copy ); |
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271 copy->ConstructL( *this ); |
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272 CleanupStack::Pop( copy ); |
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273 return copy; |
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274 } |
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275 |
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276 // ----------------------------------------------------------------------------- |
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277 // CMceComAudioStream::ConstructL |
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278 // ----------------------------------------------------------------------------- |
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279 // |
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280 void CMceComAudioStream::ConstructL() |
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281 { |
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282 CMceComMediaStream::ConstructL(); |
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283 } |
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284 |
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285 |
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286 // ----------------------------------------------------------------------------- |
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287 // CMceComAudioStream::ConstructL |
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288 // ----------------------------------------------------------------------------- |
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289 // |
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290 void CMceComAudioStream::ConstructL( CMceComAudioStream& aStream ) |
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291 { |
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292 CMceComMediaStream::ConstructL( aStream ); |
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293 |
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294 const TInt codecCount = aStream.CodecCount(); |
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295 |
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296 for ( TInt i = 0 ; i < codecCount ; ++i ) |
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297 { |
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298 CMceComAudioCodec* codec = aStream.CodecL( i )->CloneL(); |
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299 CleanupStack::PushL( codec ); |
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300 AddCodecL( codec ); |
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301 CleanupStack::Pop( codec ); |
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302 } |
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303 |
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304 } |
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305 |
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306 |
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307 // ----------------------------------------------------------------------------- |
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308 // CMceComAudioStream::ConstructL |
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309 // ----------------------------------------------------------------------------- |
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310 // |
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311 void CMceComAudioStream::InitializeL( CMceComSession& aParent ) |
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312 { |
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313 CMceComMediaStream::InitializeL( aParent ); |
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314 |
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315 const TInt codecCount = CodecCount(); |
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316 |
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317 for ( TInt i = 0 ; i < codecCount ; ++i ) |
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318 { |
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319 CodecL( i )->InitializeL( *this ); |
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320 } |
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321 } |
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322 |
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323 |
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324 // ----------------------------------------------------------------------------- |
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325 // CMceComAudioStream::UpdateL |
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326 // ----------------------------------------------------------------------------- |
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327 // |
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328 void CMceComAudioStream::UpdateL( CMceComMediaStream& aStream ) |
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329 { |
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330 CMceComMediaStream::UpdateL( aStream ); |
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331 |
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332 CMceComAudioStream* stream = static_cast<CMceComAudioStream*>( &aStream ); |
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333 |
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334 RPointerArray<CMceComAudioCodec> updated; |
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335 |
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336 MceCleanupResetAndDestroyPushL( updated ); |
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337 |
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338 for ( TInt i = 0 ; i < stream->CodecCount() ; ++i ) |
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339 { |
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340 CMceComAudioCodec* update = stream->CodecL( i ); |
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341 TBool isUpdated = EFalse; |
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342 TInt j = 0; |
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343 |
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344 while( !isUpdated && j < CodecCount() ) |
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345 { |
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346 CMceComAudioCodec* codec = CodecL( j ); |
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347 if ( codec->Id() == update->Id() ) |
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348 { |
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349 codec->UpdateL( *update ); |
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350 stream->RemoveCodecFromListL( i ); |
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351 delete update; |
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352 updated.AppendL( codec ); |
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353 RemoveCodecFromListL( j ); |
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354 i--; |
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355 isUpdated = ETrue; |
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356 } |
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357 j++; |
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358 } |
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359 } |
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360 |
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361 if ( CodecCount() > 0 ) // Codecs have been removed |
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362 { |
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363 Session()->IsStructureChanged() = ETrue; |
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364 } |
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365 |
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366 DestroyCodecs(); |
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367 |
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368 while( updated.Count() > 0 ) |
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369 { |
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370 AddCodecL( updated[0] ); |
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371 updated.Remove( 0 ); |
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372 } |
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373 |
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374 CleanupStack::PopAndDestroy(); // updated |
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375 |
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376 if ( stream->CodecCount() > 0 ) // Streams have been added |
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377 { |
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378 Session()->IsStructureChanged() = ETrue; |
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379 |
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380 while( stream->CodecCount() > 0 ) |
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381 { |
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382 CMceComAudioCodec* add = stream->CodecL( 0 ); |
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383 AddCodecL( add ); |
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384 stream->RemoveCodecFromListL( 0 ); |
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385 } |
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386 } |
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387 } |
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388 |
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389 |
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390 // ----------------------------------------------------------------------------- |
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391 // CMceComAudioStream::ReorderCodecs |
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392 // ----------------------------------------------------------------------------- |
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393 // |
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394 void CMceComAudioStream::ReorderCodecs() |
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395 { |
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396 TLinearOrder<CMceComAudioCodec> order( CMceComAudioCodec::CompareSdpIndex ); |
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397 |
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398 iCodecs.Sort( order ); |
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399 } |
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400 |
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401 |
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402 #ifdef MCE_COMMON_SERVER_SIDE |
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403 |
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404 |
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405 // ----------------------------------------------------------------------------- |
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406 // CMceComAudioStream::SynchronizeL |
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407 // ----------------------------------------------------------------------------- |
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408 // |
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409 void CMceComAudioStream::SynchronizeL( TBool aRoleAnswerer ) |
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410 { |
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411 TInt codecIndex( 0 ); |
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412 |
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413 while ( codecIndex < CodecCount() ) |
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414 { |
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415 CMceComCodec& codec = *CodecL( codecIndex ); |
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416 |
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417 //When role is offerer stream cannot remove codecs. |
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418 //It will be done by mediamanager together with mcc |
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419 //if there is session update decoded there might be codecs |
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420 //which are not valid anymore, and thus, needed to be removed. |
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421 TBool remove( !codec.iIsNegotiated && aRoleAnswerer ); |
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422 |
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423 if ( BoundStream() ) |
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424 { |
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425 CMceComCodec* sync = BoundStreamL().FindCodecL( codec ); |
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426 |
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427 if ( remove ) |
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428 { |
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429 BoundStreamL().RemoveCodecL( sync ); |
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430 } |
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431 else if ( sync ) |
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432 { |
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433 sync->SynchronizeL( codec, aRoleAnswerer ); |
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434 } |
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435 else if ( aRoleAnswerer ) |
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436 { |
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437 MCE_DEFINE_AUDIO_CODEC( audioCodec, codec ); |
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438 CMceComAudioCodec* copy = audioCodec.CloneL(); |
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439 CleanupStack::PushL( copy ); |
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440 copy->InitializeL( BoundStreamL() ); |
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441 MCE_AUDIO( BoundStreamL() ).AddCodecL( copy ); |
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442 CleanupStack::Pop( copy ); |
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443 } |
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444 else |
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445 { |
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446 //NOP |
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447 } |
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448 } |
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449 |
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450 if ( remove ) |
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451 { |
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452 RemoveCodecL( &codec ); |
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453 } |
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454 else |
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455 { |
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456 codecIndex++; |
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457 } |
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458 } |
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459 } |
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460 |
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461 |
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462 // ----------------------------------------------------------------------------- |
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463 // CMceComAudioStream::UpdateDefaultCodecL |
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464 // ----------------------------------------------------------------------------- |
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465 // |
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466 void CMceComAudioStream::UpdateDefaultCodecL() |
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467 { |
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468 CMceComCodec* highestPrioritySendCodec = NULL; |
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469 CMceComCodec* codec = NULL; |
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470 |
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471 const RPointerArray< CMceComCodec >& allCodecs = reinterpret_cast< const RPointerArray<CMceComCodec>& >( Codecs() ); |
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472 CMceComCodec::TIterator codecs( allCodecs, |
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473 CMceComCodec::TIterator::EFilterIsNegotiated ); |
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474 |
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475 MCE_ITERATOR_FIND_NEXT( codecs, highestPrioritySendCodec, |
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476 highestPrioritySendCodec->SendSupported() ); |
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477 |
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478 // If no negotiated send codecs, disable all. |
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479 // If send codec changed, enable new one and disable other send codecs. |
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480 if ( !highestPrioritySendCodec || |
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481 ( highestPrioritySendCodec && |
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482 !highestPrioritySendCodec->iIsEnabled ) ) |
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483 { |
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484 TBool newDefaultCodecSet( EFalse ); |
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485 codecs.Reset(); |
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486 codecs.SetFilter( CMceComCodec::TIterator::EFilterNone ); |
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487 |
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488 while( codecs.Next( codec ) ) |
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489 { |
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490 if ( !newDefaultCodecSet && codec->iIsNegotiated && codec->SendSupported() ) |
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491 { |
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492 codec->SetEnabled( ETrue ); |
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493 newDefaultCodecSet = ETrue; |
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494 } |
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495 else |
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496 { |
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497 codec->SetEnabled( EFalse ); |
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498 } |
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499 } |
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500 } |
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501 } |
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502 |
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503 |
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504 // ----------------------------------------------------------------------------- |
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505 // CMceComAudioStream::PrepareL |
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506 // ----------------------------------------------------------------------------- |
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507 // |
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508 void CMceComAudioStream::PrepareL() |
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509 { |
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510 __ASSERT_ALWAYS ( CodecCount() > 0, User::Leave( KErrArgument ) ); |
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511 |
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512 if ( BoundStream() ) |
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513 { |
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514 MCE_DEFINE_AUDIO( boundStream, BoundStreamL() ); |
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515 __ASSERT_ALWAYS ( boundStream.CodecCount() > 0, User::Leave( KErrArgument ) ); |
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516 } |
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517 } |
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518 |
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519 |
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520 // ----------------------------------------------------------------------------- |
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521 // CMceComAudioStream::MccStreamType |
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522 // ----------------------------------------------------------------------------- |
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523 // |
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524 TInt CMceComAudioStream::MccStreamType() const |
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525 { |
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526 |
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527 TInt type = KMccAudioLocalStream; |
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528 |
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529 if ( iStreamType == EReceiveStream || |
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530 iStreamType == EReceiveOnlyStream ) |
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531 { |
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532 type = KMccAudioDownlinkStream; |
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533 } |
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534 else if ( iStreamType == ESendStream || |
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535 iStreamType == ESendOnlyStream ) |
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536 { |
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537 type = KMccAudioUplinkStream; |
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538 } |
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539 else |
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540 { |
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541 type = KMccAudioLocalStream; |
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542 } |
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543 |
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544 return type; |
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545 |
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546 } |
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547 |
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548 |
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549 // ----------------------------------------------------------------------------- |
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550 // CMceComAudioStream::MccStreamType |
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551 // ----------------------------------------------------------------------------- |
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552 // |
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553 TInt CMceComAudioStream::MccLinkType() const |
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554 { |
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555 TInt type = KMccLinkGeneral; |
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556 |
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557 if ( iStreamType == ELocalStream ) |
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558 { |
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559 type = KMccLinkLocal; |
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560 } |
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561 if (iSession->iClientCryptoSuites.Count()>0) |
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562 { |
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563 type =KMccLinkSecure; |
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564 } |
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565 return type; |
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566 } |
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567 |
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568 #endif//MCE_COMMON_SERVER_SIDE |