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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: Inline implementation of playback engine |
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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 <mpxlog.h> |
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20 // ============================ LOCAL FUNCTIONS ============================== |
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21 |
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22 // ---------------------------------------------------------------------------- |
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23 // Check if a pointer is NULL |
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24 // ---------------------------------------------------------------------------- |
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25 // |
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26 #include <mpxmessage2.h> |
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27 #include <mpxcollectionplaylist.h> |
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28 #include <mpxmediacollectiondetaildefs.h> |
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29 #include <mpxplaybackmessagedefs.h> |
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30 |
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31 inline void CheckPtrL(TAny* aPtr) |
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32 { |
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33 if (!aPtr) |
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34 { |
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35 User::Leave(KErrNotReady); |
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36 } |
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37 } |
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38 |
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39 // ---------------------------------------------------------------------------- |
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40 // Check if a pointer is NULL |
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41 // ---------------------------------------------------------------------------- |
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42 // |
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43 inline void CheckPtrL(const TAny* aPtr) |
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44 { |
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45 CheckPtrL(const_cast<TAny*>(aPtr)); |
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46 } |
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47 |
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48 // ============================ MEMBER FUNCTIONS ============================== |
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49 |
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50 // ---------------------------------------------------------------------------- |
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51 // Return plugin interface |
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52 // ---------------------------------------------------------------------------- |
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53 // |
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54 inline CMPXPlaybackPlugin* CMPXPlaybackEngine::PluginL() const |
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55 { |
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56 CheckPtrL(iPluginHandler->Plugin()); |
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57 return iPluginHandler->Plugin(); |
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58 } |
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59 |
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60 // ---------------------------------------------------------------------------- |
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61 // Return the list of clients attached to this player |
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62 // ---------------------------------------------------------------------------- |
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63 // |
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64 inline CMPXClientList* CMPXPlaybackEngine::ClientList() |
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65 { |
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66 return iClientList; |
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67 } |
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68 |
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69 // ---------------------------------------------------------------------------- |
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70 // Return plugin handler |
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71 // ---------------------------------------------------------------------------- |
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72 // |
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73 inline CMPXPlaybackPluginHandler* CMPXPlaybackEngine::PluginHandler() |
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74 { |
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75 return iPluginHandler; |
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76 } |
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77 |
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78 // ---------------------------------------------------------------------------- |
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79 // Does this player have access to audio resource |
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80 // ---------------------------------------------------------------------------- |
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81 // |
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82 inline TBool CMPXPlaybackEngine::IsPlayerActive() const |
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83 { |
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84 return iPlayerActive; |
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85 } |
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86 |
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87 // ---------------------------------------------------------------------------- |
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88 // Return mode id of the player engine |
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89 // ---------------------------------------------------------------------------- |
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90 // |
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91 inline const TUid& CMPXPlaybackEngine::ModeId() const |
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92 { |
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93 return iModeId; |
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94 } |
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95 |
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96 |
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97 // ---------------------------------------------------------------------------- |
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98 // Return category of the player engine |
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99 // ---------------------------------------------------------------------------- |
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100 // |
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101 inline const TInt CMPXPlaybackEngine::Category() const |
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102 { |
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103 return iCategory; |
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104 } |
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105 |
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106 // ---------------------------------------------------------------------------- |
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107 // Current state |
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108 // ---------------------------------------------------------------------------- |
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109 // |
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110 inline TMPXPlaybackState CMPXPlaybackEngine::State() const |
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111 { |
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112 MPX_DEBUG3("CMPXPlaybackEngine::State(): this = 0x%08x, iState = %d", this, iState); |
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113 return iState; |
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114 } |
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115 |
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116 // ---------------------------------------------------------------------------- |
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117 // Current collection path, or KNullDesC if none (i.e. not from collection) |
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118 // ---------------------------------------------------------------------------- |
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119 // |
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120 inline const CMPXCollectionPlaylist* CMPXPlaybackEngine::Playlist() const |
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121 { |
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122 CMPXCollectionPlaylist* pl = NULL; |
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123 if (iPlaylist && iPlaySource==EPlayFromCollection) |
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124 { |
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125 pl = iPlaylist; |
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126 } |
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127 return pl; |
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128 } |
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129 |
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130 // ---------------------------------------------------------------------------- |
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131 // Current uri, or KNullDesC if none (i.e. uri not supplied) |
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132 // ---------------------------------------------------------------------------- |
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133 // |
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134 inline const TDesC& CMPXPlaybackEngine::Uri() const |
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135 { |
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136 return (iUri && iPlaySource == EPlayFromUri) ? |
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137 static_cast<const TDesC&>(*iUri) : KNullDesC; |
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138 } |
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139 |
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140 // ---------------------------------------------------------------------------- |
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141 // Current file handle |
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142 // ---------------------------------------------------------------------------- |
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143 // |
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144 inline const RFile& CMPXPlaybackEngine::File() const |
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145 { |
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146 return iFile; |
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147 } |
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148 |
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149 // ---------------------------------------------------------------------------- |
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150 // Return last active process id |
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151 // ---------------------------------------------------------------------------- |
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152 // |
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153 inline TProcessId CMPXPlaybackEngine::LastActiveProcessId() const |
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154 { |
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155 return iLastActiveProcess; |
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156 } |
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157 |
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158 // ---------------------------------------------------------------------------- |
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159 // Return last inactive process id |
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160 // ---------------------------------------------------------------------------- |
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161 // |
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162 inline TProcessId CMPXPlaybackEngine::LastInactiveProcessId() const |
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163 { |
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164 return iLastInactiveProcess; |
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165 } |
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166 |
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167 // ---------------------------------------------------------------------------- |
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168 // CPlaybackCallbackReflector constructor |
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169 // ---------------------------------------------------------------------------- |
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170 // |
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171 inline CMPXPlaybackEngine::TCallbackReflector::TCallbackReflector( |
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172 CMPXPlaybackEngine& aEngine) |
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173 : iEngine(aEngine) |
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174 { |
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175 } |
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176 |
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177 // ---------------------------------------------------------------------------- |
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178 // Handle playback property |
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179 // Called by CMPXPlaybackEngine::HandleProperty which is called by plugin |
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180 // ---------------------------------------------------------------------------- |
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181 // |
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182 void CMPXPlaybackEngine::TCallbackReflector::HandleProperty( |
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183 TMPXPlaybackProperty aProperty, |
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184 TInt aValue, |
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185 TInt aError) |
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186 { |
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187 MPX_FUNC_EX("CMPXPlaybackEngine::TCallbackReflector::HandleProperty"); |
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188 MPX_DEBUG5("HandleProperty eninge 0x%08x prop %d val %d err %d", |
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189 &iEngine, aProperty, aValue, aError); |
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190 ASSERT(iEngine.iTaskQueue->Task() == EProperty); |
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191 if (KErrNone == aError) |
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192 { |
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193 iEngine.iProperties[aProperty]=aValue; |
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194 TRAP_IGNORE( |
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195 iEngine.iClientList->SendMsgL(TMPXPlaybackMessage( |
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196 TMPXPlaybackMessage::EPropertyChanged, |
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197 aProperty, aValue))); |
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198 } |
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199 // Task will be completed in the CMPXPlaybackEngine::HandleProperty |
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200 } |
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201 |
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202 // ---------------------------------------------------------------------------- |
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203 // Method is called continously until aComplete=ETrue, signifying that |
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204 // it is done and there will be no more callbacks |
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205 // ---------------------------------------------------------------------------- |
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206 // |
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207 void CMPXPlaybackEngine::TCallbackReflector::HandleSubPlayerNames( |
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208 TUid /*aPlayer*/, |
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209 const MDesCArray* /*aSubPlayers*/, |
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210 TBool /*aComplete*/, |
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211 TInt /*aError*/) |
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212 { |
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213 MPX_FUNC_EX("CMPXPlaybackEngine::TCallbackReflector::HandleSubPlayerNames"); |
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214 } |
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215 |
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216 // ---------------------------------------------------------------------------- |
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217 // Callback of media request |
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218 // ---------------------------------------------------------------------------- |
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219 // |
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220 void CMPXPlaybackEngine::TCallbackReflector::HandleMedia( |
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221 CMPXMedia* /*aMedia*/, |
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222 TInt /*aError*/) |
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223 { |
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224 MPX_FUNC_EX("CMPXPlaybackEngine::TCallbackReflector::HandleMedia"); |
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225 } |
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226 |
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227 #ifdef SYMBIAN_ENABLE_64_BIT_FILE_SERVER_API |
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228 // ---------------------------------------------------------------------------- |
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229 // Current file handle |
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230 // ---------------------------------------------------------------------------- |
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231 // |
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232 inline const RFile64& CMPXPlaybackEngine::File64() const |
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233 { |
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234 MPX_FUNC("CMPXPlaybackEngine::File64()"); |
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235 return iFile64; |
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236 } |
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237 #endif // SYMBIAN_ENABLE_64_BIT_FILE_SERVER_API |
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238 |
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239 //End of file |