author | Pat Downey <patd@symbian.org> |
Wed, 01 Sep 2010 12:20:28 +0100 | |
branch | RCL_3 |
changeset 46 | 4da1f672912e |
parent 0 | 1bce908db942 |
permissions | -rw-r--r-- |
0
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/* |
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* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: AVC Payloadization class |
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* |
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*/ |
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// ============================ INCLUDES ======================================= |
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#include"rfc3984encode.h" |
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#include "mccinternalcodecs.h" |
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#include <es_sock.h> |
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// ============================ MEMBER FUNCTIONS =============================== |
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// ----------------------------------------------------------------------------- |
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// CRFC3984Encode::CRFC3984Encode() |
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// Default Constructor |
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// (other items were commented in a header). |
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// ----------------------------------------------------------------------------- |
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// |
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CRFC3984Encode::CRFC3984Encode() |
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{ |
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iBufferIndex = 0; |
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iToPayloadizeCount = 0; |
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iNalCount = 0; |
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} |
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// ----------------------------------------------------------------------------- |
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// CRFC3984Encode::~CRFC3984Encode() |
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// Default Destructor |
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// (other items were commented in a header). |
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// ----------------------------------------------------------------------------- |
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// |
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CRFC3984Encode::~CRFC3984Encode() |
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{ |
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ClearNalBuffers(); |
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iToPayloadizeBuffer.Reset( ); |
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iToPayloadizeSizeBuffer.Reset( ); |
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} |
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// ----------------------------------------------------------------------------- |
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// CRFC3984Encode::NewL() |
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// First stage constructor |
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// (other items were commented in a header). |
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// ----------------------------------------------------------------------------- |
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// |
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CRFC3984Encode * CRFC3984Encode::NewL() |
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{ |
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CRFC3984Encode * self = new(ELeave) CRFC3984Encode; |
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CleanupStack::PushL( self ); |
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CleanupStack::Pop(); |
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return self; |
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} |
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// ----------------------------------------------------------------------------- |
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// CRFC3984Encode::SetMTUSize() |
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// Purpose : |
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// Parameters : |
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// Return Value: |
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// ----------------------------------------------------------------------------- |
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// |
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void CRFC3984Encode::SetMTUSize( TUint32 aMtuSize ) |
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{ |
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iMaxPacketSize = aMtuSize; |
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} |
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// ----------------------------------------------------------------------------- |
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// CRFC3984Encode::SetFrameRate() |
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// Purpose : |
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// Parameters : |
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// ----------------------------------------------------------------------------- |
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// |
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void CRFC3984Encode::SetFrameRate( TInt aFrameRate ) |
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{ |
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iFrameRate = aFrameRate; |
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} |
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// ----------------------------------------------------------------------------- |
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// CRFC3984Encode::PayloadizeFrameL() |
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// Purpose : This function receives the encoded frame and payloadizes it based |
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// on the packetization_mode value |
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// Parameters : aBuffer - Buffer containing the encoded frame |
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// aTimeStamp - Timestamp to go into RTP |
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// aMarkerBit - Marker Bit indication (this function sets it for key frames) |
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// aNalCount - Reference to return the number of NAL units payloadized |
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// Return Value: none, leaves if an error occured |
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// ----------------------------------------------------------------------------- |
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// |
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108 |
|
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109 |
void CRFC3984Encode::PayloadizeFrameL( |
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TDes8 & aBuffer, |
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111 |
TUint32 aTimeStamp, |
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112 |
TUint32 & aMarkerBit, |
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113 |
TInt &aNalCount ) |
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114 |
{ |
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TInt error = KErrNone; |
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116 |
|
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if ( iPacketizationMode == AVC_MODE_SNALU ) |
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118 |
{ |
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119 |
TRAP( error, |
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120 |
PayloadizeFrameSingleNALModeL( aBuffer, aTimeStamp, aMarkerBit, aNalCount ) ); |
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121 |
} |
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else if ( iPacketizationMode == AVC_MODE_NONINTERLEAVED ) |
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123 |
{ |
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124 |
TRAP( error, |
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PayloadizeFrameNonInterleavedModeL( aBuffer, aTimeStamp, aMarkerBit, aNalCount ) ); |
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126 |
} |
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else if ( iPacketizationMode == AVC_MODE_INTERLEAVED ) |
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128 |
{ |
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129 |
User::Leave( KErrNotSupported ); |
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130 |
} |
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131 |
|
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132 |
if ( KErrNone != error ) |
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133 |
{ |
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134 |
ClearNalBuffers(); |
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iToPayloadizeBuffer.Reset(); |
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iToPayloadizeSizeBuffer.Reset(); |
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iToPayloadizeCount = 0; |
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138 |
User::Leave( error ); |
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139 |
} |
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140 |
} |
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141 |
|
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142 |
// ----------------------------------------------------------------------------- |
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143 |
// CRFC3984Encode::PayloadizeFrameSingleNALModeL() |
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144 |
// Purpose : This function receives the encoded frame and payloadizes it |
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145 |
// according to the SNALU mode |
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146 |
// Parameters : aBuffer - Buffer containing the encoded frame |
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147 |
// aTimeStamp - Timestamp to go into RTP |
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148 |
// aMarkerBit - Marker Bit indication (this function sets it for key frames) |
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149 |
// aNalCount - This function returns the number of packetized NAL |
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150 |
// units through this variable. |
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151 |
// Return Value: none, leaves if an error occured |
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152 |
// ----------------------------------------------------------------------------- |
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153 |
// |
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154 |
|
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155 |
void CRFC3984Encode::PayloadizeFrameSingleNALModeL( |
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156 |
TDes8& aBuffer, |
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157 |
TUint32 /*aTimeStamp*/, |
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158 |
TUint32& /*aMarkerBit*/, |
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159 |
TInt& aNalCount ) |
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160 |
{ |
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161 |
// This implementation assumes the NAL units for one frame are seperated |
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// by 0x001 or 0x0001 start codes |
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163 |
|
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164 |
// Resetting iBufferIndex for this new frame, always do this for new frame |
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165 |
// because this is used to find start codes within one frame |
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166 |
iBufferIndex = 0; |
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167 |
|
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168 |
TInt startIndex = 0; // holds first byte-index of NALU |
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169 |
TInt endIndex = 0; // hold byte-index of next to last byte of NALU |
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170 |
TInt size = 0; |
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171 |
HBufC8 * pBuffer = 0; |
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172 |
|
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173 |
// loop to find and packetize all NAL Units in the frame |
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174 |
while ( ETrue ) |
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175 |
{ |
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176 |
startIndex = TMccCodecInfo::FindAvcNaluStart( iBufferIndex, aBuffer ); |
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177 |
if ( KErrNotFound == startIndex ) |
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178 |
{ |
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179 |
break; |
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180 |
} |
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181 |
|
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182 |
endIndex = TMccCodecInfo::FindAvcNaluEnd( iBufferIndex, aBuffer ); |
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183 |
if ( KErrNotFound == endIndex ) |
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184 |
{ |
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185 |
break; |
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186 |
} |
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187 |
|
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188 |
if ( startIndex == endIndex ) |
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189 |
{ |
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190 |
break; |
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191 |
} |
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192 |
|
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193 |
// finding size of the NAL unit |
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194 |
size = endIndex - startIndex; |
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195 |
|
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196 |
__ASSERT_ALWAYS( size > 0, User::Leave( KErrGeneral ) ); // some flaw in logic |
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197 |
|
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198 |
pBuffer = HBufC8::NewLC( size ); |
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199 |
|
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200 |
TPtr8 aPtr = pBuffer->Des(); |
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201 |
// Now the size and start Index is known, copying the data |
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202 |
|
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203 |
aPtr.Copy( aBuffer.Mid( startIndex, size ) ); |
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204 |
|
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205 |
// Now inserting pointer |
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206 |
iPayloadizedBuffers.InsertL( pBuffer, iNalCount ); |
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207 |
CleanupStack::Pop( pBuffer ); |
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208 |
pBuffer = NULL; // ownership transferred |
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209 |
iNalCount++; |
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210 |
} |
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211 |
|
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212 |
aNalCount = iNalCount; |
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} |
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214 |
|
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// ----------------------------------------------------------------------------- |
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// CRFC3984Encode::PayloadizeFrameNonInterleavedModeL() |
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// Purpose : This function receives the encoded frame and payloadizes it |
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// according to the Non-Interleaved Mode |
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// Parameters : aBuffer - Buffer containing the encoded frame |
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// aTimeStamp - Timestamp to go into RTP |
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// aMarkerBit - Marker Bit indication (this function sets it for key frames) |
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// aNalCount - This function returns the number of packetized |
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// NAL units through this variable. |
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// Return Value: none, leaves if an error occured |
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// ----------------------------------------------------------------------------- |
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// |
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227 |
|
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void CRFC3984Encode::PayloadizeFrameNonInterleavedModeL( |
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TDes8& aBuffer, |
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TUint32 aTimeStamp, |
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TUint32& aMarkerBit, |
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TInt& aNalCount ) |
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233 |
{ |
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iNalCount = 0; |
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aNalCount = 0; // resetting value coming from above |
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iBufferIndex = 0; |
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237 |
|
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TInt startIndex = 0; |
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TInt endIndex = 0; |
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TInt size = 0; |
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TInt count = 0; // variable to keep track of the size of aggregated packet. |
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242 |
|
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aNalCount = 0; |
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244 |
|
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// loop to find and packetize all NAL Units in the frame |
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while( ETrue ) |
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247 |
{ |
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startIndex = TMccCodecInfo::FindAvcNaluStart( iBufferIndex, aBuffer ); |
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if ( startIndex == KErrNotFound ) |
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250 |
{ |
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break; |
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} |
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253 |
|
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endIndex = TMccCodecInfo::FindAvcNaluEnd( iBufferIndex, aBuffer ); |
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if ( endIndex == KErrNotFound ) |
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256 |
{ |
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257 |
break; |
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} |
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259 |
|
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if ( startIndex == endIndex ) |
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261 |
{ |
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break; |
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} |
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264 |
|
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// finding size of the NAL unit |
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size = endIndex - startIndex; |
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267 |
|
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__ASSERT_ALWAYS( size > 0, User::Leave( KErrGeneral ) ); // some flaw in logic |
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269 |
|
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// Now startIndex and size of this NAL Unit are known |
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// decide if SNALU packetization or STAP or FU-A is required |
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if ( size > iMaxPacketSize ) |
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273 |
{ |
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// if any NALU there for aggregation or SNALU, payloadize it first |
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if ( iToPayloadizeCount > 0 ) |
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276 |
{ |
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PayloadizeNaluL( aBuffer, aTimeStamp, aMarkerBit, aNalCount ); |
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278 |
|
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count = 0; // resetting count of bytes for aggregation packets |
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iToPayloadizeCount = 0; |
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} |
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282 |
|
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FragmentNaluL( aBuffer, aTimeStamp, aMarkerBit, aNalCount, startIndex, size, 0 ); |
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} |
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else if ( size <= iMaxPacketSize ) |
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286 |
{ |
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if( size + count > iMaxPacketSize ) |
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288 |
{ |
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// make STAP-A or SNALU based on number of elements in the buffer |
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PayloadizeNaluL( aBuffer, aTimeStamp, aMarkerBit, aNalCount ); |
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|
291 |
|
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count = 0; // resetting count of bytes for aggregation packets |
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iToPayloadizeCount = 0; |
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} |
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// Insert current NALU into the Buffer. |
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iToPayloadizeBuffer.InsertL( startIndex, iToPayloadizeCount ); |
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iToPayloadizeSizeBuffer.InsertL( size, iToPayloadizeCount ); |
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iToPayloadizeCount++; |
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count += size; |
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300 |
} |
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} // end while() |
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302 |
|
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// packetizing any last NALUs left in the buffer |
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304 |
if ( iToPayloadizeCount > 0 ) |
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305 |
{ |
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306 |
PayloadizeNaluL( aBuffer, aTimeStamp, aMarkerBit, aNalCount ); |
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count = 0; |
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iToPayloadizeCount = 0; |
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309 |
} |
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310 |
} |
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|
311 |
|
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312 |
|
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313 |
// ----------------------------------------------------------------------------- |
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// CRFC3984Encode::PayloadizeNaluL() |
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315 |
// Purpose : This function makes a SNALU packet or STAP-A packet based on the |
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316 |
// number of NALUs in the array iToPayloadizeBuffer. |
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// Parameters : aBuffer - Buffer containing the encoded frame |
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318 |
// aTimeStamp - Timestamp to go into RTP |
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319 |
// aMarkerBit - Marker Bit indication (this function sets it for key frames) |
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320 |
// aNalCount - This function returns the number of packetized |
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321 |
// NAL units through this variable. |
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// aStartIndex - Index to the starting of the NALU |
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// Return Value: none, leaves if an error occured |
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324 |
// ----------------------------------------------------------------------------- |
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325 |
// |
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326 |
|
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327 |
void CRFC3984Encode::PayloadizeNaluL( |
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328 |
TDes8 & aBuffer, |
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329 |
TUint32 /*aTimeStamp*/, |
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330 |
TUint32& /*aMarkerBit*/, |
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331 |
TInt & aNalCount ) |
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332 |
{ |
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333 |
TInt startIndex = 0; |
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334 |
TInt size = 0; |
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|
335 |
|
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336 |
__ASSERT_ALWAYS( iToPayloadizeCount > 0, User::Leave( KErrArgument ) ); |
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337 |
|
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338 |
__ASSERT_ALWAYS( iToPayloadizeBuffer.Count() == iToPayloadizeSizeBuffer.Count(), |
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339 |
User::Leave( KErrArgument ) ); |
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340 |
|
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341 |
if ( iToPayloadizeCount == 1 ) // SNALU packet |
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342 |
{ |
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343 |
startIndex = iToPayloadizeBuffer[0]; |
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344 |
size = iToPayloadizeSizeBuffer[0]; |
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345 |
TPtr8 start = aBuffer.MidTPtr( startIndex ); |
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346 |
AddSnaluPacketL( start, size ); |
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347 |
} |
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348 |
else // payloadize STAP-A packet |
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349 |
{ |
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350 |
TInt count = 0; |
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|
351 |
TInt totalSize = 0; |
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352 |
TUint8 headerByte = 0; |
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|
353 |
|
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|
354 |
for ( count = 0; count < iToPayloadizeCount; count++ ) |
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355 |
{ |
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|
356 |
// finding total size of all the NALU's to aggregate |
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|
357 |
totalSize += iToPayloadizeSizeBuffer[count]; |
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|
358 |
} |
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|
359 |
|
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360 |
// addding the total size fields and STAP-A header size |
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|
361 |
totalSize += ( iToPayloadizeCount*2 + 1 ); |
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|
362 |
|
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|
363 |
count = 0; |
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|
364 |
|
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|
365 |
// allocating memory for the total buffer size |
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|
366 |
HBufC8* pBuffer = HBufC8::NewLC( totalSize ); |
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|
367 |
|
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|
368 |
TUint16 value = 0; |
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|
369 |
TPtr8 pDes1 = pBuffer->Des(); |
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|
370 |
|
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|
371 |
headerByte = PACKET_STAP_A | ( aBuffer[iToPayloadizeBuffer[count]] & ( 0x7 << 5 ) ); |
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|
372 |
pDes1.Append( &headerByte, 1 ); |
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|
373 |
|
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|
374 |
// Pps and sps are handled as SNALUs, |
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|
375 |
// if there's nothing else to packetize, stap-a packet is not created |
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|
376 |
TBool stapPacketCreated( EFalse ); |
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|
377 |
for( count = 0; count < iToPayloadizeCount; count++ ) |
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|
378 |
{ |
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|
379 |
startIndex = iToPayloadizeBuffer[count]; |
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|
380 |
size = iToPayloadizeSizeBuffer[count]; |
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|
381 |
TPtr8 pStart = aBuffer.MidTPtr( startIndex ); // getting start index |
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|
382 |
|
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|
383 |
if ( TMccCodecInfo::IsAvcPpsOrSpsData( pStart, ETrue ) ) |
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|
384 |
{ |
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|
385 |
AddSnaluPacketL( pStart, size ); |
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|
386 |
} |
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|
387 |
else |
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|
388 |
{ |
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|
389 |
// convert to network byte order |
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Revision: 201003
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|
390 |
value = ByteOrder::Swap16( static_cast<TUint16>( size ) ); |
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|
391 |
TUint8* ptrByte = reinterpret_cast<TUint8*>( &value ); |
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|
392 |
pDes1.Append( ptrByte, 2 ); |
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|
393 |
pDes1.Append( pStart.Ptr(), size ); |
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|
394 |
stapPacketCreated = ETrue; |
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|
395 |
} |
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Revision: 201003
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|
396 |
} |
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|
397 |
|
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Revision: 201003
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|
398 |
if ( stapPacketCreated ) |
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Revision: 201003
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|
399 |
{ |
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Revision: 201003
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|
400 |
// inserting stap-a packet into the payloadized NAL unit buffer for retrieval |
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|
401 |
iPayloadizedBuffers.InsertL( pBuffer, iNalCount ); |
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Revision: 201003
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|
402 |
iNalCount++; |
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|
403 |
CleanupStack::Pop(pBuffer); |
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|
404 |
} |
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Revision: 201003
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|
405 |
else |
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Revision: 201003
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|
406 |
{ |
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Revision: 201003
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|
407 |
// stap-a packet not created |
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|
408 |
CleanupStack::PopAndDestroy(pBuffer); |
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|
409 |
} |
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Revision: 201003
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|
410 |
} |
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|
411 |
|
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Revision: 201003
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|
412 |
//Now cleaning up the buffer |
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Revision: 201003
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|
413 |
iToPayloadizeBuffer.Reset(); |
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|
414 |
iToPayloadizeSizeBuffer.Reset(); |
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|
415 |
iToPayloadizeCount = 0; |
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|
416 |
|
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|
417 |
aNalCount = iNalCount; |
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|
418 |
} |
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|
419 |
|
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420 |
// ----------------------------------------------------------------------------- |
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Revision: 201003
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|
421 |
// CRFC3984Encode::FragmentNaluL() |
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|
422 |
// Purpose : This function receives the starting index of a NALU in a buffer and |
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diff
changeset
|
423 |
// fragments the NAL unit |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
424 |
// Parameters : aBuffer - Buffer containing the encoded frame |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
425 |
// aTimeStamp - Timestamp to go into RTP |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
426 |
// aMarkerBit - Marker Bit indication (this function sets it for key frames) |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
427 |
// aNalCount - This function returns the number of packetized NAL units |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
428 |
// through this variable. |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
429 |
// aStartIndex - Index to the starting of the NALU |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
430 |
// aSize - Size of the NALU |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
431 |
// aDon - valeu of Decoding order number , 16 bit value |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
432 |
// Return Value: none, leaves if an error occured |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
433 |
// ----------------------------------------------------------------------------- |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
434 |
// |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
435 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
436 |
void CRFC3984Encode::FragmentNaluL( |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
437 |
TDes8 & aBuffer, |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
438 |
TUint32 /*aTimeStamp*/, |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
439 |
TUint32 & aMarkerBit, |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
440 |
TInt & aNalCount, |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
441 |
TInt aStartIndex, |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
442 |
TInt aSize, |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
443 |
TUint16 aDON ) |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
444 |
{ |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
445 |
TInt index = 0; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
446 |
TInt fragsPacketized = 0; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
447 |
TUint8 headerByte = 0; // FU-A packet header byte (contains F, NRI, Type Fields) |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
448 |
TUint8 fragHeaderByte = 0; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
449 |
TInt length = 0; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
450 |
// maximum size of fragment, 4 is to cater for DON field in FU-B |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
451 |
TInt fragMaxSize = iMaxPacketSize - 4; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
452 |
TInt fragSize = 0; // size of fragment |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
453 |
HBufC8 * pBuffer = NULL; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
454 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
455 |
// index keeps track of indexes in the buffer |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
456 |
index = aStartIndex; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
457 |
// length of data packetized, the code decrements this after each fragment is made |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
458 |
length = aSize; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
459 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
460 |
while ( length > 0 ) |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
461 |
{ |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
462 |
// Actually should be based on (PacketizationMode == INTERLEAVED && fragsPacketized == 0) |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
463 |
TBool fuB = EFalse; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
464 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
465 |
headerByte = aBuffer[aStartIndex] & ( 0x07 << 5 ); // Extracting F and NRI bits |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
466 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
467 |
// taking lower 5 type bits and putting into fragHeader |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
468 |
fragHeaderByte = aBuffer[aStartIndex] & 0x1f; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
469 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
470 |
if ( fragsPacketized == 0 ) |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
471 |
{ |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
472 |
fragHeaderByte |= (0x1 << 7); // setting start bit |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
473 |
} |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
474 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
475 |
if ( length <= fragMaxSize ) |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
476 |
{ |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
477 |
fragHeaderByte |= ( 0x1 << 6 ); // setting end byte |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
478 |
aMarkerBit = 1; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
479 |
} |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
480 |
else |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
481 |
{ |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
482 |
aMarkerBit = 0; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
483 |
} |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
484 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
485 |
if ( fragsPacketized == 0 ) // skipping payload header byte for FU packets |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
486 |
{ |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
487 |
index += 1; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
488 |
length -= 1; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
489 |
} |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
490 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
491 |
fragSize = ( length > fragMaxSize ) ? fragMaxSize+2 : length+2; // 2 bytes for headers |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
492 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
493 |
if( !fuB ) |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
494 |
{ |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
495 |
headerByte |= PACKET_FU_A; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
496 |
} |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
497 |
else |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
498 |
{ |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
499 |
fragSize += 2; // for additional DON field |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
500 |
headerByte |= PACKET_FU_B; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
501 |
} |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
502 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
503 |
// allocating memory for fragmented NAL unit |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
504 |
pBuffer = HBufC8::NewLC(fragSize); |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
505 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
506 |
TPtr8 pDes = pBuffer->Des(); //new (ELeave) TBuf8<size>; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
507 |
pDes.Append( &headerByte, 1 ); // appending FU-A packet header byte |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
508 |
pDes.Append( &fragHeaderByte, 1 ); // appending Fragment header |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
509 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
510 |
if ( fuB ) |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
511 |
{ |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
512 |
// writing DON in network byte order |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
513 |
TUint16 val = ByteOrder::Swap16( aDON ); |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
514 |
TUint8* ptrByte = reinterpret_cast<TUint8*>( &val ); |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
515 |
pDes.Append( ptrByte, 2 ); |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
516 |
} |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
517 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
518 |
TPtr8 pStart = aBuffer.MidTPtr( index ); // pStart contains the data pointer |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
519 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
520 |
if ( !fuB ) |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
521 |
{ |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
522 |
pDes.Append( pStart.Ptr(), fragSize-2 ); // copying data |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
523 |
index += Min( length, fragMaxSize ); |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
524 |
length -= ( fragSize-2 ); |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
525 |
} |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
526 |
else |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
527 |
{ |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
528 |
// copying data, subtracting DON and header size from total size to copy |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
529 |
pDes.Append( pStart.Ptr( ), fragSize-4 ); |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
530 |
index += Min( length, fragMaxSize ); |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
531 |
length -= ( fragSize-4 ); |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
532 |
} |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
533 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
534 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
535 |
// inserting into the payloadized NAL unit buffer for retreival |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
536 |
iPayloadizedBuffers.InsertL( pBuffer, iNalCount ); |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
537 |
iNalCount++; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
538 |
CleanupStack::Pop( pBuffer ); |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
539 |
pBuffer = NULL; // ownership transferred |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
540 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
541 |
fragsPacketized++; // to count the number of fragments |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
542 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
543 |
} // end while() |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
544 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
545 |
aNalCount = iNalCount; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
546 |
} |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
547 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
548 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
549 |
HBufC8 * CRFC3984Encode::GetNalUnitsInOrder( TInt & aIndex ) |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
550 |
{ |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
551 |
HBufC8 *pBuffer; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
552 |
if ( aIndex < iNalCount ) |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
553 |
{ |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
554 |
pBuffer = iPayloadizedBuffers[aIndex]; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
555 |
return (pBuffer); |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
556 |
} |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
557 |
else |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
558 |
{ |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
559 |
return NULL; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
560 |
} |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
561 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
562 |
} |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
563 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
564 |
void CRFC3984Encode::ClearNalBuffers() |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
565 |
{ |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
566 |
TInt count = 0; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
567 |
HBufC8 * pBuffer = NULL; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
568 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
569 |
for ( count = 0; count < iPayloadizedBuffers.Count(); count++ ) |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
570 |
{ |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
571 |
pBuffer = iPayloadizedBuffers[count]; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
572 |
delete pBuffer; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
573 |
pBuffer = NULL; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
574 |
iPayloadizedBuffers[count] = NULL; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
575 |
} |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
576 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
577 |
iPayloadizedBuffers.Reset(); |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
578 |
iNalCount = 0; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
579 |
} |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
580 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
581 |
void CRFC3984Encode::AddSnaluPacketL( TPtr8 aStart, TInt aSize ) |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
582 |
{ |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
583 |
HBufC8* pBuffer = HBufC8::NewLC( aSize ); |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
584 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
585 |
TPtr8 pPtr = pBuffer->Des(); |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
586 |
pPtr.Copy( aStart.Ptr(), aSize ); |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
587 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
588 |
// inserting into the payloadized NAL unit buffer for retreival |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
589 |
iPayloadizedBuffers.InsertL( pBuffer, iNalCount ); |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
590 |
iNalCount++; |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
591 |
CleanupStack::Pop( pBuffer ); |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
592 |
} |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
593 |
|
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
594 |
// End of file |
1bce908db942
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
595 |