1 /* |
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2 * Copyright (c) 2007 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 the License "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: Packet sink where XPS gets the streaming.* |
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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 #ifndef CCRXPSSINK_H |
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20 #define CCRXPSSINK_H |
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21 |
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22 // INCLUDES |
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23 #include "CCRPacketSinkBase.h" |
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24 #include "MCRTimerObserver.h" |
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25 #include "VideoServiceUtilsConf.hrh" |
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26 #include <CXPSPktSinkObserver.h> |
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27 #include <RtpDef.h> |
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28 #include "videoserviceutilsLogger.h" |
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29 #ifdef VIA_FEA_IPTV_USE_IPDC |
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30 #include <H264Mpeg4GenrToFileFormat.h> |
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31 #endif // VIA_FEA_IPTV_USE_IPDC |
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32 |
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33 // CONSTANTS |
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34 // None |
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35 |
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36 // MACROS |
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37 // None |
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38 |
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39 // DATA TYPES |
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40 // None |
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41 |
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42 // FORWARD DECLARATIONS |
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43 class CCRPacketBuffer; |
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44 class CXPSPacketSink; |
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45 class CCRStreamingSession; |
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46 class CRtpTsConverter; |
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47 class CRtpPacket; |
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48 class CCRTimer; |
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49 |
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50 // CLASS DECLARATION |
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51 |
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52 /** |
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53 * Packet sink that does not forward packets. Good for testing. |
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54 * |
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55 * @lib CommonRecordingEngine.lib |
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56 * @since Series 60 3.0 |
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57 */ |
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58 class CCRXpsSink : public CCRPacketSinkBase, |
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59 public MCRTimerObserver, |
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60 public MXPSPktSinkObserver |
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61 { |
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62 |
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63 public: // Constructors and destructors |
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64 |
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65 /** |
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66 * Two-phased constructor. |
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67 * @return CCRXpsSink pointer. |
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68 */ |
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69 static CCRXpsSink* NewL( CCRStreamingSession::TCRSinkId aSinkId, |
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70 CCRStreamingSession& aOwningSession ); |
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71 |
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72 /** |
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73 * Destructor |
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74 */ |
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75 virtual ~CCRXpsSink(); |
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76 |
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77 protected: // Constructors and destructors |
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78 |
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79 /** |
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80 * By default default constructor is private |
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81 * @param aConnection is the IAP representative that we need to use |
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82 * @param aSockServer is the socketserver to use when opening socks |
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83 * @param aSinkId that this class needs to use when reporting progress back to owner |
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84 * @param aOwningSession is the streaming session that owns this instance |
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85 */ |
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86 CCRXpsSink( CCRStreamingSession::TCRSinkId aSinkId, |
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87 CCRStreamingSession& aOwningSession ); |
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88 |
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89 /** |
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90 * Second phase of 2-phased construction |
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91 */ |
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92 void ConstructL(); |
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93 |
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94 private: // Methods from base classes |
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95 |
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96 /** |
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97 * From CCRPacketSinkBase. |
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98 * Method for setting the sdp in use. |
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99 * @since Series 60 3.0 |
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100 * @param aSdp is the new sdp. |
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101 * @return none. |
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102 */ |
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103 void SetSdpL( const TDesC8& aSdp ); |
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104 |
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105 /** |
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106 * From CCRPacketSinkBase. |
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107 * Adds packet to the sink. |
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108 * @since Series 60 3.0 |
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109 * @return none. |
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110 */ |
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111 void NewPacketAvailable(); |
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112 |
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113 /** |
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114 * From CCRPacketSinkBase. |
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115 * Buffer reset info for the sink. |
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116 * @since Series 60 3.0 |
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117 * @return none. |
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118 */ |
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119 void BufferResetDone(); |
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120 |
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121 /** |
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122 * From MCRTimerObserver. |
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123 * The function to be called when a timeout occurs. |
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124 * @since Series 60 3.0 |
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125 * @param aTimer a pointer to timer. |
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126 * @return none. |
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127 */ |
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128 void TimerExpired( CCRTimer* aTimer ); |
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129 |
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130 /** |
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131 * From MXPSPktSinkObserver. |
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132 * API to inform for resumption of packet supply. |
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133 * @since Series 60 3.0 |
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134 * @param uStreamId a stream id. |
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135 * @return none. |
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136 */ |
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137 void RestorePacketSupply( TUint uStreamId ); |
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138 |
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139 private: // New methods |
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140 |
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141 /** |
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142 * Restores sink for new packets. |
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143 * @since Series 60 3.0 |
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144 * @param none. |
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145 * @return none. |
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146 */ |
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147 void RestoreSink(); |
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148 |
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149 /** |
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150 * Sends one RTP packet to a player. |
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151 * @since Series 60 3.0 |
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152 * @param none. |
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153 * @return ETrue if packet was sent, EFalse if not. |
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154 */ |
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155 TBool SendPacket(); |
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156 |
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157 /** |
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158 * Adjust time stamp and enque audio packet to player. |
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159 * @since Series 60 3.0 |
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160 * @param aPacket a packet payload to send. |
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161 * @return a system wide error code of sending. |
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162 */ |
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163 TInt SendAudioPacket( const TDesC8& aPacket ); |
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164 |
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165 /** |
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166 * Adjust time stamp and enque video packet to player. |
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167 * @since Series 60 3.0 |
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168 * @param aPacket a packet payload to send. |
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169 * @return a system wide error code of sending. |
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170 */ |
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171 TInt SendVideoPacket( const TDesC8& aPacket ); |
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172 |
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173 /** |
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174 * Adjust time stamp and enque sub title packet to player. |
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175 * @since Series 60 3.0 |
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176 * @param aPacket a packet payload to send. |
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177 * @return a system wide error code of sending. |
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178 */ |
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179 TInt SendTitlePacket( const TDesC8& aPacket ); |
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180 |
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181 /** |
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182 * Sends packet to the player. |
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183 * @since Series 60 3.0 |
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184 * @param aStreamId a stream id of packet. |
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185 * @return a system wide error code of sending. |
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186 */ |
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187 TInt EnqueuePacket( const TUint aStreamId ); |
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188 |
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189 /** |
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190 * Serach if buffer contains control stream packets. |
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191 * If not, in non continous stream ask more packets to buffer. |
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192 * |
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193 * @since S60 v3.0 |
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194 * @return none. |
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195 */ |
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196 void SearchForControlStreamPackets(); |
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197 |
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198 /** |
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199 * Checks if the buffer contains control stream packets. This is needed |
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200 * if we receive packets for stream that has not yet received any control |
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201 * stream packets, so that we do not have to discard the packets. If any |
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202 * control stream packets are found for a stream that has not been |
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203 * initiated, then that control stream packet is used to initiate that |
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204 * stream. |
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205 * |
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206 * @since S60 v3.0 |
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207 * @return ETrue if a control stream packet was found, EFalse othervise. |
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208 */ |
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209 TBool CheckBufferForControlStreamPackets(); |
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210 |
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211 /** |
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212 * Starts flow timer. |
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213 * @since Series 60 3.0 |
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214 * @param aInterval a timer interval. |
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215 * @return none. |
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216 */ |
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217 void StartTimer( const TInt& aInterval ); |
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218 |
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219 /** |
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220 * Starts flow timer. |
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221 * @since Series 60 3.0 |
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222 * @param none. |
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223 * @return none. |
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224 */ |
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225 void StopTimer(); |
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226 |
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227 #ifdef VIA_FEA_IPTV_USE_IPDC |
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228 /** |
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229 * Serach for fmtp string. |
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230 * @since Series 60 3.0 |
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231 * @param aSdpData a SDP data. |
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232 * @return smtp string from SDP. |
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233 */ |
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234 HBufC8* FindFmtpLC( const TDesC8& aSdpData ); |
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235 |
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236 #endif // VIA_FEA_IPTV_USE_IPDC |
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237 |
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238 private: // Data |
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239 |
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240 /** |
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241 * XPS packet sink. |
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242 */ |
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243 CXPSPacketSink* iPacketSink; |
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244 |
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245 /** |
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246 * Status of XPS buffer. |
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247 */ |
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248 TInt iWaitPlayer; |
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249 |
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250 /** |
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251 * Requested packet after overflow. |
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252 */ |
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253 TInt iRequested; |
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254 |
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255 /** |
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256 * Status for XPS reset. |
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257 */ |
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258 TBool iXpsResetOk; |
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259 |
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260 /** |
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261 * Status of range. |
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262 */ |
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263 TBool iRangeKnown; |
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264 |
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265 /** |
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266 * Flow control timer. |
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267 */ |
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268 CCRTimer* iFlowTimer; |
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269 |
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270 /** |
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271 * Audio stream id for XPS. |
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272 */ |
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273 TInt iAudioStreamId; |
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274 |
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275 /** |
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276 * Audio stream id for XPS. |
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277 */ |
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278 TInt iVideoStreamId; |
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279 |
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280 /** |
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281 * Sub title stream id for XPS. |
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282 */ |
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283 TInt iTitleStreamId; |
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284 |
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285 /** |
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286 * TS converter for audio. |
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287 */ |
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288 CRtpTsConverter* iAudioConv; |
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289 |
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290 /** |
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291 * TS converter for video. |
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292 */ |
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293 CRtpTsConverter* iVideoConv; |
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294 |
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295 /** |
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296 * TS converter for video. |
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297 */ |
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298 CRtpTsConverter* iTitleConv; |
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299 |
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300 /** |
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301 * RTP packet to enqueue. |
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302 */ |
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303 CRtpPacket* iRtpPacket; |
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304 |
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305 #ifdef VIA_FEA_IPTV_USE_IPDC |
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306 /** |
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307 * Depacketizer for video stream (ISMACryp). |
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308 */ |
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309 CH264Mpeg4GenrToFileformat * iVideoDepacketizer; |
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310 |
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311 #endif // VIA_FEA_IPTV_USE_IPDC |
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312 |
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313 #if defined( LIVE_TV_RDEBUG_TRACE ) || defined( LIVE_TV_FILE_TRACE ) |
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314 /** |
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315 * Debug purposes. |
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316 */ |
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317 TInt iLogXps; |
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318 |
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319 #endif // LIVE_TV_RDEBUG_TRACE || LIVE_TV_FILE_TRACE |
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320 |
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321 }; |
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322 |
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323 #endif // CCRXPSSINK_H |
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324 |
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325 // End of File |
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