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1 /* |
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2 * Copyright (c) 2009 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 #include "mcevideostream.h" |
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20 #include "mcevideocodec.h" |
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21 #include "mcesession.h" |
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22 #include "mcemanager.h" |
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23 #include "mcemediasource.h" |
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24 #include "mcemediasink.h" |
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25 #include "mcecamerasource.h" |
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26 #include "mcertpsource.h" |
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27 #include "mcertpsink.h" |
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28 #include "mcedisplaysink.h" |
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29 #include "mceserial.h" |
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30 #include "mceevents.h" |
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31 #include "mceh263codec.h" |
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32 #include "mcefilesource.h" |
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33 #include "mcecomfilesource.h" |
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34 #include "mceclilogs.h" |
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35 #include "cleanupresetanddestroy.h" |
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36 |
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37 |
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38 #define _FLAT_DATA static_cast<CMceComVideoStream*>( iFlatData ) |
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39 |
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40 |
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41 |
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42 |
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43 // ============================ MEMBER FUNCTIONS =============================== |
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44 |
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45 // ----------------------------------------------------------------------------- |
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46 // Factory method |
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47 // ----------------------------------------------------------------------------- |
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48 // |
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49 EXPORT_C CMceVideoStream* CMceVideoStream::NewL() |
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50 { |
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51 CMceVideoStream* self = CMceVideoStream::NewLC(); |
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52 CleanupStack::Pop( self ); |
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53 return self; |
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54 } |
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55 |
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56 // ----------------------------------------------------------------------------- |
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57 // Factory method |
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58 // Leaves instance on CleanupStack. |
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59 // ----------------------------------------------------------------------------- |
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60 // |
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61 EXPORT_C CMceVideoStream* CMceVideoStream::NewLC() |
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62 { |
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63 CMceVideoStream* self = new (ELeave) CMceVideoStream(); |
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64 CleanupStack::PushL( self ); |
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65 self->ConstructL(); |
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66 return self; |
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67 } |
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68 |
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69 |
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70 // ----------------------------------------------------------------------------- |
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71 // Destructor. |
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72 // ----------------------------------------------------------------------------- |
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73 // |
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74 EXPORT_C CMceVideoStream::~CMceVideoStream() |
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75 { |
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76 iCodecs.ResetAndDestroy(); |
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77 iSupportedVideoCodecs.ResetAndDestroy(); |
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78 } |
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79 |
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80 |
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81 // ----------------------------------------------------------------------------- |
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82 // Returns codec. |
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83 // Returns the codecs available to the session. |
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84 // ----------------------------------------------------------------------------- |
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85 // |
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86 EXPORT_C const RPointerArray<CMceVideoCodec>& CMceVideoStream::Codecs() |
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87 { |
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88 return iCodecs; |
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89 } |
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90 |
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91 |
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92 // ----------------------------------------------------------------------------- |
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93 // |
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94 // ----------------------------------------------------------------------------- |
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95 // |
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96 EXPORT_C void CMceVideoStream::AddCodecL( CMceVideoCodec* aCodec ) |
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97 { |
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98 __ASSERT_ALWAYS(aCodec, User::Leave(KErrArgument)); |
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99 iCodecs.AppendL(aCodec); |
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100 aCodec->Attach( *this ); |
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101 } |
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102 |
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103 |
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104 // ----------------------------------------------------------------------------- |
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105 // |
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106 // ----------------------------------------------------------------------------- |
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107 // |
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108 EXPORT_C void CMceVideoStream::RemoveCodecL( CMceVideoCodec& aCodec ) |
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109 { |
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110 RemoveCodecL( aCodec, Binder() ); |
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111 } |
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112 |
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113 |
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114 // ----------------------------------------------------------------------------- |
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115 // NOT IMPLEMENTED YET |
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116 // ----------------------------------------------------------------------------- |
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117 // |
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118 EXPORT_C void CMceVideoStream::ReplaceCodecsL( RPointerArray<CMceVideoCodec>* /*aCodecs*/ ) |
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119 { |
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120 User::Leave( KErrNotSupported ); |
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121 } |
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122 |
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123 |
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124 // ----------------------------------------------------------------------------- |
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125 // |
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126 // ----------------------------------------------------------------------------- |
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127 // |
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128 EXPORT_C const RPointerArray<const CMceVideoCodec>& |
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129 CMceVideoStream::SupportedVideoCodecs() const |
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130 { |
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131 return iSupportedVideoCodecs; |
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132 } |
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133 |
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134 |
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135 // ----------------------------------------------------------------------------- |
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136 // CMceVideoStream::InternalizeL |
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137 // ----------------------------------------------------------------------------- |
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138 // |
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139 void CMceVideoStream::InternalizeL( MMceComSerializationContext& aSerCtx ) |
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140 { |
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141 CMceMediaStream::InternalizeL( aSerCtx ); |
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142 |
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143 TMceVideoStreamSerializer<CMceVideoStream> serial( *this ); |
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144 serial.InternalizeL( aSerCtx ); |
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145 |
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146 } |
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147 |
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148 // ----------------------------------------------------------------------------- |
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149 // CMceVideoStream::ExternalizeL |
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150 // ----------------------------------------------------------------------------- |
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151 // |
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152 void CMceVideoStream::ExternalizeL( MMceComSerializationContext& aSerCtx ) |
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153 { |
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154 CMceMediaStream::ExternalizeL( aSerCtx ); |
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155 |
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156 TMceVideoStreamSerializer<CMceVideoStream> serial( *this ); |
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157 serial.ExternalizeL( aSerCtx ); |
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158 |
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159 } |
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160 |
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161 |
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162 |
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163 // ----------------------------------------------------------------------------- |
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164 // CMceVideoStream::InitializeL |
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165 // ----------------------------------------------------------------------------- |
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166 // |
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167 void CMceVideoStream::InitializeL( |
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168 CMceSession& aParent, |
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169 TBool aDiscardUnusedCodecs ) |
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170 { |
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171 CMceMediaStream::InitializeL( aParent, aDiscardUnusedCodecs ); |
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172 |
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173 for( TInt i = 0; i < iCodecs.Count(); i++ ) |
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174 { |
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175 iCodecs[i]->InitializeL( *this ); |
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176 } |
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177 } |
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178 |
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179 |
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180 // ----------------------------------------------------------------------------- |
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181 // CMceVideoStream::InitializeL |
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182 // ----------------------------------------------------------------------------- |
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183 // |
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184 void CMceVideoStream::InitializeL( CMceManager* aManager, CMceSession& aSession ) |
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185 { |
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186 MCECLI_DEBUG("CMceVideoStream::InitializeL, Entry"); |
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187 |
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188 __ASSERT_ALWAYS( aManager, User::Leave( KErrArgument ) ); |
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189 |
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190 CMceMediaStream::InitializeL( aManager, aSession ); |
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191 |
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192 if ( iCodecs.Count() == 0 ) |
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193 { |
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194 const RPointerArray<const CMceVideoCodec>& supportedCodes = |
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195 aManager->SupportedVideoCodecs(); |
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196 for( TInt i = 0; i < supportedCodes.Count(); i++ ) |
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197 { |
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198 CMceVideoCodec* codec = supportedCodes[i]->CloneL(); |
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199 CleanupStack::PushL( codec ); |
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200 AddCodecL( codec ); |
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201 CleanupStack::Pop( codec ); |
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202 MCECLI_DEBUG_SVALUE("CMceVideoStream::InitializeL, \ |
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203 Added supported codec", codec->SdpName() ); |
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204 |
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205 } |
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206 } |
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207 MCECLI_DEBUG("CMceVideoStream::InitializeL, Exit"); |
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208 |
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209 } |
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210 |
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211 |
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212 |
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213 // ----------------------------------------------------------------------------- |
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214 // CMceVideoStream::SynchronizeWithFileL |
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215 // ----------------------------------------------------------------------------- |
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216 // |
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217 void CMceVideoStream::SynchronizeWithFileL( CMceFileSource& aFile ) |
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218 { |
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219 MCECLI_DEBUG("CMceVideoStream::SynchronizeWithFileL, Entry"); |
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220 |
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221 const TDesC8& videoCodec = aFile.SupportedVideo(); |
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222 |
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223 TBool transcodingRequired( EFalse ); |
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224 |
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225 CMceManager* manager = aFile.Manager(); |
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226 |
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227 if ( iCodecs.Count() == 0 && manager ) |
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228 { |
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229 const RPointerArray<const CMceVideoCodec>& supportedCodecs = |
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230 manager->SupportedVideoCodecs(); |
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231 |
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232 CMceVideoCodec* codec = NULL; |
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233 for( TInt j = 0; j < supportedCodecs.Count() && !codec; j++ ) |
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234 { |
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235 if ( videoCodec.CompareF( supportedCodecs[ j ]->SdpName() ) == 0 ) |
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236 { |
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237 codec = supportedCodecs[ j ]->CloneL(); |
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238 CleanupStack::PushL( codec ); |
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239 AddCodecL( codec ); |
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240 CleanupStack::Pop( codec ); |
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241 MCECLI_DEBUG_SVALUE("CMceVideoStream::SynchronizeWithFileL, \ |
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242 Added supported codec", codec->SdpName() ); |
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243 |
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244 } |
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245 } |
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246 } |
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247 |
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248 for( TInt i = 0; i < iCodecs.Count(); i++ ) |
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249 { |
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250 CMceVideoCodec* codec = iCodecs[i]; |
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251 if ( videoCodec.CompareF( codec->SdpName() ) == 0 ) |
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252 { |
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253 const TMceFileInfo& info = aFile.FileInfo(); |
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254 |
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255 TUint allowedMaxBitrate = 0; |
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256 TUint allowedBitrates = 0; |
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257 |
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258 TInt resolveError = |
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259 static_cast<CMceComCodec*>( codec->FlatData() )-> |
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260 ResolveAllowedBitrates( info.iVideoBitRate, allowedBitrates ); |
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261 |
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262 if ( resolveError ) |
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263 { |
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264 allowedBitrates = 0xFF; |
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265 } |
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266 |
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267 codec->SetAllowedBitrates( allowedBitrates ); |
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268 codec->SetBitrate( info.iVideoBitRate ); |
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269 codec->SetFrameRateL( info.iVideoFrameRate ); |
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270 codec->SetResolutionL( info.iVideoFrameSize ); |
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271 |
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272 allowedMaxBitrate = codec->MaxBitRate(); |
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273 |
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274 if ( resolveError || info.iVideoBitRate > allowedMaxBitrate ) |
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275 { |
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276 transcodingRequired = ETrue; |
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277 } |
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278 } |
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279 else |
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280 { |
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281 delete iCodecs[ i ]; |
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282 iCodecs.Remove( i ); |
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283 i--; |
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284 } |
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285 } |
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286 |
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287 if ( iCodecs.Count() == 0 || transcodingRequired ) |
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288 { |
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289 SetState( CMceMediaStream::ETranscodingRequired ); |
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290 } |
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291 else |
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292 { |
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293 SetState( CMceMediaStream::EInitialized ); |
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294 } |
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295 TState state = State(); |
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296 MCECLI_DEBUG_MEDIASTATE("CMceVideoStream::SynchronizeWithFileL, exit state", state ); |
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297 } |
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298 |
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299 // ----------------------------------------------------------------------------- |
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300 // CMceVideoStream::FindCodec |
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301 // ----------------------------------------------------------------------------- |
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302 // |
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303 CMceCodec* CMceVideoStream::FindCodec( CMceCodec& aCodec ) |
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304 { |
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305 const RPointerArray<CMceCodec>& codecs = |
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306 reinterpret_cast<const RPointerArray<CMceCodec>&>( Codecs() ); |
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307 return CMceMediaStream::FindCodec( codecs, aCodec ); |
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308 } |
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309 |
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310 // ----------------------------------------------------------------------------- |
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311 // CMceVideoStream::ReorderCodecsByPreferenceL |
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312 // ----------------------------------------------------------------------------- |
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313 // |
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314 void CMceVideoStream::ReorderCodecsByPreferenceL( TBool aDiscardUnusedCodecs ) |
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315 { |
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316 // First remove all disabled codecs |
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317 if ( aDiscardUnusedCodecs ) |
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318 { |
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319 TInt lastIndex( iCodecs.Count() - 1 ); |
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320 for( TInt i = lastIndex; i >= 0; i-- ) |
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321 { |
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322 if ( iCodecs[i]->State() == CMceCodec::EDisabled ) |
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323 { |
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324 RemoveCodecL( *iCodecs[ i ] ); |
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325 } |
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326 } |
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327 } |
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328 |
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329 TBool inPreferenceOrder = ETrue; |
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330 |
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331 for( TInt i = 0; i < iCodecs.Count() - 1 && inPreferenceOrder; i++ ) |
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332 { |
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333 if ( iCodecs[i]->Preference() > iCodecs[i+1]->Preference() ) |
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334 { |
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335 inPreferenceOrder = EFalse; |
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336 } |
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337 } |
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338 |
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339 if ( !inPreferenceOrder ) |
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340 { |
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341 RPointerArray<CMceVideoCodec> updated; |
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342 |
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343 MceCleanupResetAndDestroyPushL( updated ); |
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344 |
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345 TLinearOrder<CMceVideoCodec> order( CMceVideoCodec::ComparePreferences ); |
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346 |
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347 for( TInt i = iCodecs.Count() -1; i >= 0; i-- ) |
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348 { |
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349 CMceVideoCodec* codec = iCodecs[i]; |
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350 iCodecs.Remove( i ); |
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351 User::LeaveIfError( updated.InsertInOrderAllowRepeats( codec, order ) ); |
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352 } |
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353 |
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354 iCodecs.ResetAndDestroy(); |
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355 |
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356 for( TInt i = updated.Count() -1; i >= 0; i-- ) |
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357 { |
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358 CMceVideoCodec* newcodec = updated[i]; |
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359 updated.Remove( i ); |
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360 User::LeaveIfError( iCodecs.InsertInOrderAllowRepeats( newcodec, order ) ); |
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361 } |
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362 |
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363 CleanupStack::PopAndDestroy();//updated; |
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364 } |
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365 } |
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366 |
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367 // ----------------------------------------------------------------------------- |
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368 // CMceVideoStream::BaseCodecs |
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369 // ----------------------------------------------------------------------------- |
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370 // |
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371 const RPointerArray<CMceCodec>& CMceVideoStream::BaseCodecs() |
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372 { |
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373 const RPointerArray<CMceCodec>& codecs = |
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374 reinterpret_cast<const RPointerArray<CMceCodec>&>( Codecs() ); |
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375 return codecs; |
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376 } |
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377 |
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378 // ----------------------------------------------------------------------------- |
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379 // CMceVideoStream::RemoveCodecL |
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380 // ----------------------------------------------------------------------------- |
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381 // |
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382 void CMceVideoStream::RemoveCodecL( CMceVideoCodec& aCodec, TBool aBinderOriginated ) |
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383 { |
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384 MCECLI_DEBUG_SVALUE( "CMceVideoStream::RemoveCodecL, sdp name:", aCodec.SdpName() ) |
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385 |
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386 TBool removed( EFalse ); |
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387 for(int i = 0; i < iCodecs.Count() && !removed; i++ ) |
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388 { |
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389 if( iCodecs[i] == &aCodec || |
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390 iCodecs[i]->SdpName().CompareF( aCodec.SdpName() ) == 0 ) |
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391 { |
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392 MCECLI_DEBUG( "CMceVideoStream::RemoveCodecL, removing" ) |
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393 |
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394 TBool commandBound = aBinderOriginated ? ( Binder() ) : ( !Binder() ); |
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395 if ( BoundStream() && commandBound ) |
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396 { |
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397 static_cast<CMceVideoStream*>( |
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398 iLinkedStream )->RemoveCodecL( aCodec, aBinderOriginated ); |
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399 } |
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400 |
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401 delete iCodecs[i]; |
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402 iCodecs.Remove( i ); |
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403 removed = ETrue; |
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404 } |
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405 } |
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406 |
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407 MCECLI_DEBUG( "CMceVideoStream::RemoveCodecL, Exit" ) |
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408 } |
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409 |
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410 // ----------------------------------------------------------------------------- |
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411 // CMceVideoStream::EventReceivedL |
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412 // ----------------------------------------------------------------------------- |
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413 // |
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414 TInt CMceVideoStream::EventReceivedL( TMceEvent& aEvent ) |
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415 { |
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416 |
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417 TInt status = CMceMediaStream::EventReceivedL( aEvent ); |
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418 if ( status != KMceEventNotConsumed ) |
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419 { |
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420 return status; |
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421 } |
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422 |
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423 //try codecs |
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424 if ( aEvent.Id().IsCodecId() ) |
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425 { |
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426 TInt codecStatus = status; |
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427 TInt j = 0; |
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428 while ( codecStatus != KMceEventConsumed && j < iCodecs.Count() ) |
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429 { |
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430 CMceVideoCodec* codec = iCodecs[j]; |
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431 codecStatus = codec->EventReceivedL( aEvent ); |
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432 if ( codecStatus == KMceEventUpdate ) |
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433 { |
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434 MCECLI_DEBUG("CMceVideoStream::EventReceivedL, \ |
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435 update codec by replacing old version with new one"); |
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436 |
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437 CMceVideoCodec* updateCodec = static_cast<CMceVideoCodec*>( aEvent.Message() ); |
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438 iCodecs.Remove( j ); |
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439 delete codec; |
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440 updateCodec->InitializeL( *this ); |
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441 iCodecs.AppendL( updateCodec ); |
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442 updateCodec->Updated(); |
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443 codecStatus = KMceEventConsumed; |
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444 } |
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445 j++; |
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446 } |
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447 status = codecStatus == KMceEventNotOwner ? KMceEventNotConsumed : codecStatus; |
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448 } |
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449 |
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450 return status; |
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451 } |
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452 |
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453 |
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454 // ----------------------------------------------------------------------------- |
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455 // CMceVideoStream::IsAllowedCombination |
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456 // ----------------------------------------------------------------------------- |
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457 // |
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458 TBool CMceVideoStream::IsAllowedCombination() |
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459 { |
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460 return ETrue; |
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461 } |
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462 |
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463 |
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464 // ----------------------------------------------------------------------------- |
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465 // Default C++ constructor. |
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466 // ----------------------------------------------------------------------------- |
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467 // |
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468 CMceVideoStream::CMceVideoStream() |
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469 :CMceMediaStream() |
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470 { |
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471 } |
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472 |
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473 |
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474 // ----------------------------------------------------------------------------- |
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475 // Symbian 2nd phase constructor. |
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476 // ----------------------------------------------------------------------------- |
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477 // |
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478 void CMceVideoStream::ConstructL() |
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479 { |
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480 CMceComVideoStream* stream = CMceComVideoStream::NewLC(); |
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481 CMceMediaStream::ConstructL( stream ); |
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482 CleanupStack::Pop( stream ); |
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483 } |
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484 |
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485 |
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486 |
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487 // End of File |
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488 |
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489 |
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490 |
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491 |
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492 |