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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 /** |
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20 @file |
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21 @internalComponent |
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22 */ |
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23 |
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24 #include "log.h" |
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25 #include "comxil3gpdemuxerrequesthelper.h" |
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26 #include "comxil3gpdemuxerprocessingfunction.h" |
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27 #include "comxil3gpdemuxer.h" |
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28 |
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29 COmxIL3GPDemuxerRequestHelper* COmxIL3GPDemuxerRequestHelper::NewL(COmxILProcessingFunction* aProcessingFunction) |
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30 { |
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31 DEBUG_PRINTF(_L8("COmxIL3GPDemuxerRequestHelper::NewL")); |
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32 |
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33 COmxIL3GPDemuxerRequestHelper* self = new (ELeave) COmxIL3GPDemuxerRequestHelper(aProcessingFunction); |
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34 CleanupStack::PushL(self); |
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35 self->ConstructL(); |
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36 CleanupStack::Pop(self); |
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37 return self; |
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38 } |
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39 |
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40 COmxIL3GPDemuxerRequestHelper::COmxIL3GPDemuxerRequestHelper(COmxILProcessingFunction* aProcessingFunction): |
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41 CActive(EPriorityStandard), |
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42 iProcessingFunction(aProcessingFunction), |
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43 iFunctionCode(EC3GPDemuxerFunctionCodeNone) |
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44 { |
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45 CActiveScheduler::Add(this); |
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46 } |
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47 |
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48 void COmxIL3GPDemuxerRequestHelper::ConstructL() |
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49 { |
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50 DEBUG_PRINTF(_L8("COmxIL3GPDemuxerRequestHelper::ConstructL")); |
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51 |
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52 RThread me; |
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53 iConstructionThreadId = me.Id(); |
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54 |
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55 iStatus = KRequestPending; |
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56 SetActive(); |
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57 } |
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58 |
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59 COmxIL3GPDemuxerRequestHelper::~COmxIL3GPDemuxerRequestHelper() |
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60 { |
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61 DEBUG_PRINTF(_L8("COmxIL3GPDemuxerRequestHelper::~COmxIL3GPDemuxerRequestHelper")); |
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62 |
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63 Cancel(); // safe as takes place in core thread which has Active Scheduler running. |
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64 } |
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65 |
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66 void COmxIL3GPDemuxerRequestHelper::RunL() |
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67 { |
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68 DEBUG_PRINTF(_L8("COmxIL3GPDemuxerRequestHelper::RunL")); |
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69 |
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70 __ASSERT_DEBUG(iStatus == KErrNone, User::Panic(_L("Demuxer COmxIL3GPDemuxerRequestHelper::RunL"), KErrUnknown)); |
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71 |
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72 iStatus = KRequestPending; |
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73 SetActive(); |
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74 |
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75 // list of requests that need to be synchronised with AS |
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76 switch(iFunctionCode) |
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77 { |
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78 case EC3GPDemuxerFunctionCodeStateTransitionIndication: |
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79 DoStateTransitionIndication(); |
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80 break; |
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81 |
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82 case EC3GPDemuxerFunctionCodeBufferFlushingIndication: |
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83 DoBufferFlushingIndication(); |
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84 break; |
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85 |
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86 case EC3GPDemuxerFunctionCodeBufferRemovalIndication: |
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87 DoBufferRemovalIndication(); |
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88 break; |
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89 |
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90 default: |
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91 // should never reach here |
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92 User::Panic(_L("COmxIL3GPDemuxerRequestHelper"), KErrArgument); |
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93 } |
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94 |
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95 TRequestStatus *status = iCallingStatus; |
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96 RThread callingThread; |
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97 callingThread.Open(iCallingThreadId); |
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98 callingThread.RequestComplete(status, KErrNone); |
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99 callingThread.Close(); |
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100 } |
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101 |
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102 void COmxIL3GPDemuxerRequestHelper::DoCancel() |
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103 { |
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104 DEBUG_PRINTF(_L8("COmxIL3GPDemuxerRequestHelper::DoCancel")); |
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105 |
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106 TRequestStatus* status = &iStatus; |
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107 User::RequestComplete(status, KErrCancel); |
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108 } |
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109 |
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110 OMX_ERRORTYPE COmxIL3GPDemuxerRequestHelper::StateTransitionIndication(TStateIndex aNewState) |
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111 { |
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112 DEBUG_PRINTF(_L8("COmxIL3GPDemuxerRequestHelper::StateTransitionIndication")); |
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113 |
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114 iNewState = aNewState; |
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115 |
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116 RThread me; |
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117 if(me.Id() != iConstructionThreadId) |
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118 { |
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119 // in different thread to that which 'this' was constructed |
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120 iFunctionCode = EC3GPDemuxerFunctionCodeStateTransitionIndication; |
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121 DoRequest(); |
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122 } |
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123 else |
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124 { |
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125 // in same thread to that which 'this' was constructed therefore |
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126 // active scheduler must exist and following call is safe |
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127 DoStateTransitionIndication(); |
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128 } |
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129 |
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130 return iOMXError; |
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131 } |
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132 |
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133 OMX_ERRORTYPE COmxIL3GPDemuxerRequestHelper::BufferFlushingIndication(TUint32 aPortIndex, OMX_DIRTYPE aDirection) |
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134 { |
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135 DEBUG_PRINTF(_L8("COmxIL3GPDemuxerRequestHelper::BufferFlushingIndication")); |
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136 |
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137 iPortIndex = aPortIndex; |
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138 iDirection = aDirection; |
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139 |
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140 RThread me; |
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141 if(me.Id() != iConstructionThreadId) |
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142 { |
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143 // in different thread to that which 'this' was constructed |
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144 iFunctionCode = EC3GPDemuxerFunctionCodeBufferFlushingIndication; |
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145 DoRequest(); |
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146 } |
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147 else |
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148 { |
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149 // in same thread to that which 'this' was constructed therefore |
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150 // active scheduler must exist and following call is safe |
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151 DoBufferFlushingIndication(); |
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152 } |
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153 |
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154 return iOMXError; |
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155 } |
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156 |
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157 OMX_BOOL COmxIL3GPDemuxerRequestHelper::BufferRemovalIndication(OMX_BUFFERHEADERTYPE* apBufferHeader, OMX_DIRTYPE aDirection) |
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158 { |
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159 DEBUG_PRINTF(_L8("COmxIL3GPDemuxerRequestHelper::BufferRemovalIndication")); |
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160 |
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161 ipBufferHeader = apBufferHeader; |
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162 iDirection = aDirection; |
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163 |
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164 RThread me; |
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165 if(me.Id() != iConstructionThreadId) |
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166 { |
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167 // in different thread to that which 'this' was constructed |
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168 iFunctionCode = EC3GPDemuxerFunctionCodeBufferRemovalIndication; |
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169 DoRequest(); |
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170 } |
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171 else |
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172 { |
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173 // in same thread to that which 'this' was constructed therefore |
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174 // active scheduler must exist and following call is safe |
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175 DoBufferRemovalIndication(); |
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176 } |
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177 |
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178 return iOMXBool; |
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179 } |
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180 |
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181 void COmxIL3GPDemuxerRequestHelper::DoRequest() |
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182 { |
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183 DEBUG_PRINTF(_L8("COmxIL3GPDemuxerRequestHelper::DoRequest")); |
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184 |
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185 RThread me; |
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186 iCallingThreadId = me.Id(); |
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187 TRequestStatus requestStatus = KRequestPending; |
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188 iCallingStatus = &requestStatus; |
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189 |
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190 // send request to active scheduler thread |
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191 RThread schedulerThread; |
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192 schedulerThread.Open(iConstructionThreadId); |
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193 |
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194 TRequestStatus* schedulerRequest = &iStatus; |
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195 schedulerThread.RequestComplete(schedulerRequest, KErrNone); |
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196 schedulerThread.Close(); |
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197 |
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198 // block until request completes |
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199 User::WaitForRequest(requestStatus); |
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200 |
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201 iFunctionCode = EC3GPDemuxerFunctionCodeNone; |
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202 } |
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203 |
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204 void COmxIL3GPDemuxerRequestHelper::DoStateTransitionIndication() |
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205 { |
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206 DEBUG_PRINTF(_L8("COmxIL3GPDemuxerRequestHelper::DoStateTransitionIndication")); |
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207 |
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208 COmxIL3GPDemuxerProcessingFunction* processingFunction = |
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209 dynamic_cast<COmxIL3GPDemuxerProcessingFunction*>(iProcessingFunction); |
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210 |
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211 iOMXError = processingFunction->DoStateTransitionIndication(iNewState); |
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212 } |
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213 |
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214 void COmxIL3GPDemuxerRequestHelper::DoBufferFlushingIndication() |
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215 { |
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216 DEBUG_PRINTF(_L8("COmxIL3GPDemuxerRequestHelper::DoBufferFlushingIndication")); |
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217 |
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218 COmxIL3GPDemuxerProcessingFunction* processingFunction = |
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219 dynamic_cast<COmxIL3GPDemuxerProcessingFunction*>(iProcessingFunction); |
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220 |
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221 iOMXError = processingFunction->DoBufferFlushingIndication(iPortIndex, iDirection); |
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222 } |
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223 |
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224 void COmxIL3GPDemuxerRequestHelper::DoBufferRemovalIndication() |
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225 { |
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226 DEBUG_PRINTF(_L8("COmxIL3GPDemuxerRequestHelper::DoBufferRemovalIndication")); |
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227 |
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228 COmxIL3GPDemuxerProcessingFunction* processingFunction = |
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229 dynamic_cast<COmxIL3GPDemuxerProcessingFunction*>(iProcessingFunction); |
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230 |
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231 iOMXBool = processingFunction->DoBufferRemovalIndication(ipBufferHeader, iDirection); |
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232 } |
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233 |