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1 /* |
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2 * Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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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 |
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21 |
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22 // INCLUDE FILES |
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23 #include "mmcccodecavc.h" |
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24 #include "mccuids.hrh" |
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25 #include "mmccinterfacelogs.h" |
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26 |
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27 #include "CMccController_stub.h" |
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28 #include <delimitedpathsegment8.h> |
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29 |
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30 // EXTERNAL DATA STRUCTURES |
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31 |
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32 // EXTERNAL FUNCTION PROTOTYPES |
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33 |
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34 // CONSTANTS |
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35 const TInt KMaxFmtpAttrLength( 200 ); |
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36 const TInt KAvcDefaultFrameSize( 10000 ); |
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37 const TInt KAvcLevel1Bitrate( 64000 ); |
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38 const TInt KAvcLevel1bBitrate( 128000 ); |
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39 const TInt KAvcLevel11Bitrate( 192000 ); |
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40 const TInt KAvcLevel12Bitrate( 384000 ); |
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41 const TInt KAvcLevel13Bitrate( 768000 ); |
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42 const TInt KAvcLevel2Bitrate( 2000000 ); |
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43 const TInt KAvcDefaultFreq( 90000 ); |
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44 |
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45 const TInt KAvcProfileLevelIdStrLen = 6; |
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46 const TInt KAvcProfileLevelIdValLen = 2; |
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47 const TUint KAvcProfileIopValueShift = 5; |
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48 const TUint KAvcProfileIopFlagForLevel1b = 0x10; |
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49 |
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50 // MACROS |
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51 |
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52 // LOCAL CONSTANTS AND MACROS |
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53 |
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54 // MODULE DATA STRUCTURES |
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55 |
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56 // LOCAL FUNCTION PROTOTYPES |
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57 |
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58 // FORWARD DECLARATIONS |
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59 |
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60 // ============================= LOCAL FUNCTIONS =============================== |
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61 |
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62 // ============================ MEMBER FUNCTIONS =============================== |
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63 |
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64 // ----------------------------------------------------------------------------- |
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65 // CMccCodecAVC::CMccCodecAVC |
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66 // C++ default constructor can NOT contain any code, that |
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67 // might leave. |
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68 // ----------------------------------------------------------------------------- |
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69 // |
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70 CMccCodecAVC::CMccCodecAVC() : CMccCodecInformation() |
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71 { |
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72 } |
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73 |
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74 // ----------------------------------------------------------------------------- |
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75 // CMccCodecAVC::ConstructL |
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76 // Symbian 2nd phase constructor can leave. |
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77 // ----------------------------------------------------------------------------- |
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78 // |
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79 void CMccCodecAVC::ConstructL() |
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80 { |
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81 iSdpName.Copy( KAVCSdpName ); |
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82 |
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83 iBitrateMask = KMccAvcCodecProfileIdBaseline | |
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84 KMccAvcCodecProfileIopConstraintSet | |
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85 KMccAvcBitrateLevel1; |
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86 |
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87 iType = KUidMediaTypeVideo; |
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88 iFmtpAttr = HBufC8::NewL( KMaxFmtpAttrLength ); |
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89 iFourCC = KMccFourCCIdAVC; |
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90 iSamplingFreq = KAvcDefaultFreq; |
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91 |
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92 iPayloadFormatEncoder = KImplUidAvcPayloadFormatEncode; |
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93 iPayloadFormatDecoder = 0; |
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94 |
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95 SetCodecMode( KAvcFormatModeSingleNal ); |
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96 SetPTime( KAvcPTime ); |
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97 SetPayloadType( KAvcPayloadType ); |
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98 SetFramerate( KAvcFramerate ); |
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99 SetLevelBasedBitrate( KAvcLevel1Bitrate ); |
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100 SetMaxBitrate( KAvcLevel1Bitrate ); |
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101 SetFrameHeight( KAvcFrameHeight ); |
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102 SetFrameWidth( KAvcFrameWidth ); |
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103 iFrameSize = KAvcDefaultFrameSize; |
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104 } |
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105 |
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106 // ----------------------------------------------------------------------------- |
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107 // CMccCodecAVC::NewL |
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108 // Two-phased constructor. |
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109 // ----------------------------------------------------------------------------- |
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110 // |
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111 CMccCodecAVC* CMccCodecAVC::NewL() |
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112 { |
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113 CMccCodecAVC* self = new( ELeave ) CMccCodecAVC; |
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114 |
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115 CleanupStack::PushL( self ); |
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116 self->ConstructL(); |
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117 CleanupStack::Pop( self ); |
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118 |
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119 return self; |
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120 } |
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121 |
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122 // ----------------------------------------------------------------------------- |
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123 // CMccCodecAVC::~CMccCodecAVC |
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124 // |
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125 // ----------------------------------------------------------------------------- |
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126 // |
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127 CMccCodecAVC::~CMccCodecAVC() |
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128 { |
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129 } |
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130 |
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131 // ----------------------------------------------------------------------------- |
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132 // CMccCodecAVC::RequireSignalling |
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133 // ----------------------------------------------------------------------------- |
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134 // |
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135 TBool CMccCodecAVC::RequireSignalling( |
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136 const CMccCodecInformation& aCandidate ) const |
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137 { |
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138 return CMccCodecInformation::RequireSignalling( aCandidate ); |
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139 } |
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140 |
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141 // ----------------------------------------------------------------------------- |
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142 // CMccCodecAVC::GetFmtpL |
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143 // Gets the fmtp attribute |
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144 // ----------------------------------------------------------------------------- |
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145 // |
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146 TDesC8& CMccCodecAVC::GetFmtpL() |
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147 { |
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148 return CMccCodecInformation::GetFmtpL(); |
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149 } |
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150 |
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151 // ----------------------------------------------------------------------------- |
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152 // CMccCodecAVC::CreateFmtpAttrListL |
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153 // ----------------------------------------------------------------------------- |
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154 // |
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155 void CMccCodecAVC::CreateFmtpAttrListL() |
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156 { |
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157 HBufC8* buf = HBufC8::NewLC( KMaxFmtpAttrLength ); |
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158 TPtr8 bufPtr = buf->Des(); |
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159 |
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160 TBool previousParamAdded( EFalse ); |
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161 |
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162 if ( CreateFmtpProfileLevelId( bufPtr ) ) |
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163 { |
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164 previousParamAdded = ETrue; |
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165 } |
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166 |
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167 TInt semicolonPos( bufPtr.Length() ); |
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168 |
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169 if ( CreateFmtpPacketizationMode( bufPtr ) ) |
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170 { |
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171 // Previous param was added, so we need a semi-colon and a space |
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172 if ( previousParamAdded ) |
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173 { |
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174 bufPtr.Insert( semicolonPos, KSemicolonSpace ); |
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175 } |
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176 previousParamAdded = ETrue; |
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177 } |
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178 |
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179 semicolonPos = bufPtr.Length(); |
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180 |
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181 if ( CreateFmtpSpropParameterSets( bufPtr ) ) |
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182 { |
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183 // Previous param was added, so we need a semi-colon and a space |
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184 if ( previousParamAdded ) |
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185 { |
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186 bufPtr.Insert( semicolonPos, KSemicolonSpace ); |
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187 } |
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188 previousParamAdded = ETrue; |
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189 } |
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190 |
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191 // Update iFmtpAttr |
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192 SetFmtpAttrL( bufPtr, EFalse ); |
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193 |
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194 CleanupStack::PopAndDestroy( buf ); |
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195 } |
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196 |
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197 // ----------------------------------------------------------------------------- |
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198 // CMccCodecAVC::ParseFmtpAttrL |
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199 // ----------------------------------------------------------------------------- |
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200 // |
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201 TBool CMccCodecAVC::ParseFmtpAttrL( const TDesC8& aFmtp ) |
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202 { |
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203 // These booleans needed in FMTP parsing to handle where parameters |
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204 // not present in FMTP |
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205 |
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206 iProfileLevelIdParamExists = EFalse; |
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207 iPacketizationModeParamExists = EFalse; |
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208 |
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209 //Remove all white space from begining and end, |
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210 //Convert the content of the descriptor to lower case |
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211 const TUint8* pointerC = aFmtp.Ptr(); |
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212 TUint8* pointer = const_cast<TUint8*>( pointerC ); |
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213 TPtr8 descriptor( pointer, aFmtp.Length(), aFmtp.Length() ); |
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214 descriptor.Trim(); |
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215 |
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216 /* |
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217 TDelimitedPathSegmentParser8 Parses path segments whose |
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218 components are delimited by the ';' character, |
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219 as defined in RFC2396. |
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220 */ |
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221 TDelimitedPathSegmentParser8 parser; |
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222 parser.Parse( aFmtp ); |
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223 TPtrC8 segment; |
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224 TBool updated( EFalse ); |
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225 |
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226 while ( parser.GetNext( segment ) != KErrNotFound ) |
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227 { |
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228 if ( ParseFmtpSegmentL( segment ) ) |
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229 { |
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230 updated = ETrue; |
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231 } |
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232 } |
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233 |
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234 if ( !iProfileLevelIdParamExists ) |
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235 { |
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236 SetProfileLevelIdL( KMccAvcCodecProfileIdBaselineVal, |
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237 DefaultProfileIopVal(), |
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238 KMccAvcCodecProfileLevel1Val ); |
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239 } |
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240 |
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241 if ( !iPacketizationModeParamExists ) |
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242 { |
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243 User::LeaveIfError( SetCodecMode( KAvcFormatModeSingleNal ) ); |
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244 } |
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245 |
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246 return updated; |
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247 } |
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248 |
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249 // ----------------------------------------------------------------------------- |
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250 // CMccCodecAVC::ParseFmtpSegmentL |
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251 // Parse and updates the matched param |
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252 // ----------------------------------------------------------------------------- |
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253 // |
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254 TBool CMccCodecAVC::ParseFmtpSegmentL( const TDesC8& aSeg ) |
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255 { |
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256 TBool update( EFalse ); |
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257 _LIT8( KEqualSign, "=" ); |
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258 |
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259 // Check for first '=' sign |
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260 TInt index = aSeg.Find( KEqualSign ); |
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261 |
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262 if ( index > 0 ) |
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263 { |
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264 // Check if match mode-set |
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265 if ( aSeg.Left( index ).Match( KMatchProfileLevelId ) != KErrNotFound ) |
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266 { |
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267 update = ParseFmtpProfileLevelIdL( |
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268 aSeg.Right( aSeg.Length() - ( index + 1 ) ) ); |
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269 iProfileLevelIdParamExists = ETrue; |
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270 } |
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271 else if ( aSeg.Left( index ).Match( KMatchSpropParameterSets ) != KErrNotFound ) |
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272 { |
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273 update = ParseFmtpSpropParameterSetsL( |
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274 aSeg.Right( aSeg.Length() - ( index + 1 ) ) ); |
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275 } |
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276 else if ( aSeg.Left( index ).Match( KMatchPacketizationMode ) != KErrNotFound ) |
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277 { |
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278 update = ParseFmtpPacketizationModeL( |
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279 aSeg.Right( aSeg.Length() - ( index + 1 ) ) ); |
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280 iPacketizationModeParamExists = ETrue; |
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281 } |
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282 else |
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283 { |
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284 } |
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285 } |
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286 |
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287 return update; |
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288 } |
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289 |
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290 // ----------------------------------------------------------------------------- |
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291 // CMccCodecAVC::ParseFmtpProfileLevelIdL |
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292 // ----------------------------------------------------------------------------- |
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293 // |
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294 TBool CMccCodecAVC::ParseFmtpProfileLevelIdL( const TDesC8& aProfileLevelId ) |
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295 { |
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296 // A base16 [6] (hexadecimal) representation of |
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297 // the following three bytes in the sequence |
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298 // parameter set NAL unit specified in [1]: 1) |
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299 // profile_idc, 2) a byte herein referred to as |
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300 // profile-iop, composed of the values of |
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301 // constraint_set0_flag, constraint_set1_flag, |
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302 // constraint_set2_flag, and reserved_zero_5bits |
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303 // in bit-significance order, starting from the |
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304 // most significant bit, and 3) level_idc. Note |
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305 // that reserved_zero_5bits is required to be |
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306 // equal to 0 in [1], but other values for it may |
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307 // be specified in the future by ITU-T or ISO/IEC. |
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308 |
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309 __ASSERT_ALWAYS( aProfileLevelId.Length() == KAvcProfileLevelIdStrLen, |
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310 User::Leave( KErrArgument ) ); |
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311 |
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312 TInt startPos( 0 ); |
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313 TLex8 profileIdLex( aProfileLevelId.Mid( startPos, KAvcProfileLevelIdValLen ) ); |
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314 startPos += KAvcProfileLevelIdValLen; |
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315 TUint profileId( 0 ); |
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316 User::LeaveIfError( profileIdLex.Val( profileId, EHex ) ); |
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317 |
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318 |
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319 TLex8 profileIopLex( aProfileLevelId.Mid( startPos, KAvcProfileLevelIdValLen ) ); |
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320 startPos += KAvcProfileLevelIdValLen; |
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321 TUint profileIop( 0 ); |
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322 User::LeaveIfError( profileIopLex.Val( profileIop, EHex ) ); |
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323 |
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324 |
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325 TLex8 profileLevelLex( aProfileLevelId.Mid( startPos, KAvcProfileLevelIdValLen ) ); |
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326 TUint profileLevel( 0 ); |
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327 User::LeaveIfError( profileLevelLex.Val( profileLevel, EHex ) ); |
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328 |
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329 SetProfileLevelIdL( profileId, profileIop, profileLevel ); |
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330 |
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331 return ETrue; |
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332 } |
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333 |
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334 // ----------------------------------------------------------------------------- |
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335 // CMccCodecAVC::ParseFmtpSpropParameterSetsL |
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336 // ----------------------------------------------------------------------------- |
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337 // |
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338 TBool CMccCodecAVC::ParseFmtpSpropParameterSetsL( const TDesC8& aSpropParameterSets ) |
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339 { |
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340 const TInt KMccMaxSpropParameterSetLen = 100; |
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341 __ASSERT_ALWAYS( aSpropParameterSets.Length() > 0 && |
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342 aSpropParameterSets.Length() <= KMccMaxSpropParameterSetLen, |
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343 User::Leave( KErrArgument ) ); |
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344 |
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345 HBufC8* sprop = aSpropParameterSets.AllocL(); |
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346 delete iConfigKey; |
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347 iConfigKey = sprop; |
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348 |
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349 return ETrue; |
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350 } |
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351 |
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352 // ----------------------------------------------------------------------------- |
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353 // CMccCodecAVC::ParseFmtpPacketizationModeL |
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354 // ----------------------------------------------------------------------------- |
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355 // |
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356 TBool CMccCodecAVC::ParseFmtpPacketizationModeL( const TDesC8& aPacketizationMode ) |
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357 { |
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358 // Convert descriptor to integer |
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359 TLex8 myLex( aPacketizationMode ); |
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360 TInt packetizationMode; |
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361 User::LeaveIfError( myLex.Val( packetizationMode ) ); |
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362 |
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363 User::LeaveIfError( SetCodecMode( packetizationMode ) ); |
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364 |
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365 return ETrue; |
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366 } |
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367 // ----------------------------------------------------------------------------- |
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368 // CMccCodecAVC::SetBitrate |
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369 // Sets the bitrate used with AMR codec. |
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370 // ----------------------------------------------------------------------------- |
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371 // |
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372 TInt CMccCodecAVC::SetBitrate( TUint aBitrate ) |
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373 { |
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374 if ( aBitrate > 0 && aBitrate <= KAvcLevel2Bitrate ) |
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375 { |
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376 iBitrate = aBitrate; |
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377 iBitrateSet = ETrue; |
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378 return KErrNone; |
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379 } |
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380 else |
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381 { |
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382 return KErrNotSupported; |
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383 } |
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384 } |
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385 |
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386 // ----------------------------------------------------------------------------- |
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387 // CMccCodecAVC::SetSamplingFreq |
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388 // Sets the sampling frequency. |
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389 // ----------------------------------------------------------------------------- |
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390 // |
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391 TInt CMccCodecAVC::SetSamplingFreq( TUint32 /*aSamplingFreq*/ ) |
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392 { |
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393 return KErrNone; |
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394 } |
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395 |
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396 // ----------------------------------------------------------------------------- |
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397 // CMccCodecAVC::SetSdpName |
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398 // Sets the SDP name |
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399 // ----------------------------------------------------------------------------- |
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400 // |
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401 TInt CMccCodecAVC::SetSdpName( const TDesC8& aSdpName ) |
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402 { |
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403 if ( 0 == aSdpName.CompareF( KAVCSdpName ) ) |
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404 { |
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405 iSdpName.Copy( aSdpName ); |
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406 } |
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407 else |
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408 { |
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409 return KErrNotSupported; |
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410 } |
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411 |
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412 return KErrNone; |
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413 } |
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414 |
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415 // ----------------------------------------------------------------------------- |
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416 // CMccCodecAVC::PayloadType |
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417 // Sets the payload type |
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418 // ----------------------------------------------------------------------------- |
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419 // |
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420 TInt CMccCodecAVC::SetPayloadType( TUint8 aPayloadType ) |
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421 { |
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422 if ( aPayloadType < KMinDynamicPT || |
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423 aPayloadType > KMaxPayloadType ) |
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424 { |
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425 return KErrNotSupported; |
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426 } |
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427 else |
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428 { |
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429 iPayloadType = aPayloadType; |
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430 } |
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431 |
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432 return KErrNone; |
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433 } |
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434 |
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435 // ----------------------------------------------------------------------------- |
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436 // CMccCodecAVC::SetCodecMode |
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437 // Sets the codec mode |
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438 // ----------------------------------------------------------------------------- |
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439 // |
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440 TInt CMccCodecAVC::SetCodecMode( TCodecMode aCodecMode ) |
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441 { |
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442 if ( KAvcFormatModeSingleNal == aCodecMode || |
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443 KAvcFormatModeNonInterleaved == aCodecMode ) |
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444 { |
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445 iCodecMode = aCodecMode; |
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446 return KErrNone; |
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447 } |
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448 else |
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449 { |
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450 return KErrNotSupported; |
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451 } |
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452 } |
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453 |
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454 // ----------------------------------------------------------------------------- |
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455 // CMccCodecAVC::SetFmtpAttrL |
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456 // ----------------------------------------------------------------------------- |
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457 // |
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458 void CMccCodecAVC::SetFmtpAttrL( const TDesC8& /*aFmtp*/, TBool /*parseFmtp*/ ) |
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459 { |
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460 if ( CMccControllerStub::Stub() && CMccControllerStub::Stub()->iSetFmtpFailure ) |
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461 { |
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462 User::Leave( KErrNotSupported ); |
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463 } |
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464 } |
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465 |
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466 |
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467 TInt CMccCodecAVC::SetAllowedBitrates( TUint aBitrateMask ) |
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468 { |
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469 //Confirm that the bitrate mask is valid |
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470 //I.e. after all the valid bitrates are set to zero the value should be zero |
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471 if ( (aBitrateMask >> 16 ) > 0 ) |
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472 { |
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473 return KErrArgument; |
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474 } |
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475 else |
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476 { |
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477 SetBitrateMask( KMccAllowedAvcBitrateAll & aBitrateMask ); |
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478 SetBitrateMaskAdditionalInfo( aBitrateMask ); |
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479 |
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480 SetBitrateFromBitrateMask( iBitrateMask ); |
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481 } |
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482 |
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483 return KErrNone; |
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484 } |
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485 |
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486 // ----------------------------------------------------------------------------- |
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487 // CMccCodecAVC::EnableVAD |
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488 // Enable / Disable VAD |
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489 // ----------------------------------------------------------------------------- |
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490 // |
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491 TInt CMccCodecAVC::EnableVAD( TBool /*aEnableVAD*/ ) |
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492 { |
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493 return KErrNotSupported; |
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494 } |
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495 |
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496 // ----------------------------------------------------------------------------- |
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497 // CMccCodecAVC::SetPTime |
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498 // Set PTime |
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499 // ----------------------------------------------------------------------------- |
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500 // |
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501 TInt CMccCodecAVC::SetPTime( TUint aPTime ) |
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502 { |
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503 if ( ( aPTime <= 200 ) && (( aPTime % 10 ) == 0 )) |
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504 { |
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505 iPTime = aPTime; |
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506 return KErrNone; |
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507 } |
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508 else |
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509 { |
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510 return KErrNotSupported; |
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511 } |
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512 } |
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513 |
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514 // ----------------------------------------------------------------------------- |
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515 // CMccCodecAVC::SetMaxPTime |
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516 // Set Max PTime |
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517 // ----------------------------------------------------------------------------- |
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518 // |
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519 TInt CMccCodecAVC::SetMaxPTime( TUint aMaxPTime ) |
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520 { |
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521 if ( ( aMaxPTime <= 200 ) && (( aMaxPTime % 10 ) == 0 )) |
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522 { |
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523 iMaxPTime = aMaxPTime; |
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524 return KErrNone; |
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525 } |
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526 else |
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527 { |
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528 return KErrNotSupported; |
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529 } |
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530 } |
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531 |
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532 // ----------------------------------------------------------------------------- |
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533 // CMccCodecAVC::SetConfigKeyL |
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534 // ----------------------------------------------------------------------------- |
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535 // |
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536 void CMccCodecAVC::SetConfigKeyL( const TDesC8& aConfigKey ) |
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537 { |
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538 __ASSERT_ALWAYS( aConfigKey.Length() > 0, User::Leave( KErrArgument ) ); |
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539 |
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540 HBufC8* key = aConfigKey.AllocL(); |
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541 delete iConfigKey; |
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542 iConfigKey = key; |
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543 } |
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544 |
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545 // ----------------------------------------------------------------------------- |
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546 // CMccCodecAVC::SetPreferredEncodingDecodingDevice |
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547 // ----------------------------------------------------------------------------- |
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548 // |
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549 void CMccCodecAVC::SetPreferredEncodingDecodingDevice( |
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550 TUid aEncodingDecodingDevice ) |
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551 { |
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552 __INTERFACE( "CMccCodecAVC::SetPreferredEncodingDecodingDevice" ) |
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553 __INTERFACE_INT1("CMccCodecAVC::SetPreferredEncodingDecodingDevice aEncodingDecodingDevice:",aEncodingDecodingDevice.iUid) |
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554 iEncodingDecodingDevice = aEncodingDecodingDevice; |
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555 } |
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556 |
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557 |
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558 // ----------------------------------------------------------------------------- |
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559 // CMccCodecAVC::CloneDefaultsL |
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560 // Make a default setting clone from this codec |
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561 // ----------------------------------------------------------------------------- |
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562 // |
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563 CMccCodecInformation* CMccCodecAVC::CloneDefaultsL() |
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564 { |
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565 return CMccCodecAVC::NewL(); |
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566 } |
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567 |
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568 // ----------------------------------------------------------------------------- |
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569 // CMccCodecAVC::CloneDetailedL |
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570 // Make a detailed clone from this codec |
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571 // ----------------------------------------------------------------------------- |
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572 // |
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573 CMccCodecInformation* CMccCodecAVC::CloneDetailedL() |
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574 { |
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575 CMccCodecAVC* newCodec = CMccCodecAVC::NewL(); |
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576 CleanupStack::PushL( newCodec ); |
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577 newCodec->SetBitrate( this->Bitrate() ); |
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578 newCodec->SetCodecMode( this->CodecMode() ); |
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579 newCodec->SetMaxPTime( this->MaxPTime() ); |
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580 newCodec->SetPayloadType( this->PayloadType() ); |
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581 newCodec->SetPTime( this->PTime() ); |
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582 newCodec->SetSamplingFreq( this->SamplingFreq() ); |
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583 newCodec->SetSdpName( this->SdpName() ); |
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584 newCodec->ParseFmtpAttrL( this->GetFmtpL() ); |
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585 CleanupStack::Pop( newCodec ); |
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586 return newCodec; |
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587 } |
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588 |
|
589 // ----------------------------------------------------------------------------- |
|
590 // CMccCodecAVC:SetBitrateMask |
|
591 // ----------------------------------------------------------------------------- |
|
592 // |
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593 void CMccCodecAVC::SetBitrateMask( TUint aBitrateMask, TBool aKeepAdditionalInfo ) |
|
594 { |
|
595 __INTERFACE_INT1( "CMccCodecAVC::SetBitrateMask, entry mask ", aBitrateMask ) |
|
596 TUint oldBitrateMask = iBitrateMask; |
|
597 iBitrateMask = aBitrateMask; |
|
598 |
|
599 if ( aKeepAdditionalInfo ) |
|
600 { |
|
601 iBitrateMask |= ( oldBitrateMask & KMccAllowedAvcAdditionalInfo ); |
|
602 } |
|
603 else |
|
604 { |
|
605 SetBitrateMaskAdditionalInfo( aBitrateMask ); |
|
606 } |
|
607 |
|
608 __INTERFACE_INT1( "CMccCodecAVC::SetBitrateMask, exit mask ", iBitrateMask ) |
|
609 } |
|
610 |
|
611 // ----------------------------------------------------------------------------- |
|
612 // CMccCodecAVC:SetBitrateMaskAdditionalInfo |
|
613 // ----------------------------------------------------------------------------- |
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614 // |
|
615 void CMccCodecAVC::SetBitrateMaskAdditionalInfo( TUint aAdditionalInfo ) |
|
616 { |
|
617 iBitrateMask |= ( aAdditionalInfo & KMccAllowedAvcAdditionalInfo ); |
|
618 } |
|
619 |
|
620 // ----------------------------------------------------------------------------- |
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621 // CMccCodecAVC:SetProfileLevelIdL |
|
622 // ----------------------------------------------------------------------------- |
|
623 // |
|
624 void CMccCodecAVC::SetProfileLevelIdL( |
|
625 TUint aProfileId, TUint aProfileIop, TUint aProfileLevel ) |
|
626 { |
|
627 TUint allowedBitrates( 0 ); |
|
628 __ASSERT_ALWAYS( aProfileId == KMccAvcCodecProfileIdBaselineVal, |
|
629 User::Leave( KErrNotSupported ) ); |
|
630 allowedBitrates |= KMccAvcCodecProfileIdBaseline; |
|
631 |
|
632 const TUint KProfileIopValueReservedBitsMask = 0xF; |
|
633 if ( aProfileIop & KProfileIopValueReservedBitsMask ) |
|
634 { |
|
635 User::Leave( KErrNotSupported ); |
|
636 } |
|
637 TUint profileIop = aProfileIop >> KAvcProfileIopValueShift; |
|
638 |
|
639 __ASSERT_ALWAYS( profileIop == KMccAvcCodecProfileIopConstraintSetVal, |
|
640 User::Leave( KErrNotSupported ) ); |
|
641 allowedBitrates |= KMccAvcCodecProfileIopConstraintSet; |
|
642 |
|
643 if ( aProfileLevel == KMccAvcCodecProfileLevel1Val ) |
|
644 { |
|
645 allowedBitrates |= KMccAvcBitrateLevel1; |
|
646 } |
|
647 else if ( aProfileLevel == KMccAvcCodecProfileLevel1_1Val ) |
|
648 { |
|
649 // Level 1b is differentiated from level 1.1 by iop constraint flag 3 |
|
650 if( aProfileIop & KAvcProfileIopFlagForLevel1b ) |
|
651 { |
|
652 allowedBitrates |= KMccAvcBitrateLevel1b; |
|
653 } |
|
654 else |
|
655 { |
|
656 allowedBitrates |= KMccAvcBitrateLevel1_1; |
|
657 } |
|
658 } |
|
659 else if ( aProfileLevel == KMccAvcCodecProfileLevel1_2Val ) |
|
660 { |
|
661 allowedBitrates |= KMccAvcBitrateLevel1_2; |
|
662 } |
|
663 else if ( aProfileLevel == KMccAvcCodecProfileLevel1_3Val ) |
|
664 { |
|
665 allowedBitrates |= KMccAvcBitrateLevel1_3; |
|
666 } |
|
667 else if ( aProfileLevel == KMccAvcCodecProfileLevel2Val ) |
|
668 { |
|
669 allowedBitrates |= KMccAvcBitrateLevel2; |
|
670 } |
|
671 else |
|
672 { |
|
673 User::Leave( KErrNotSupported ); |
|
674 } |
|
675 |
|
676 User::LeaveIfError( SetAllowedBitrates( allowedBitrates ) ); |
|
677 } |
|
678 |
|
679 // ----------------------------------------------------------------------------- |
|
680 // CMccCodecAVC:ProfileLevelIdVals |
|
681 // ----------------------------------------------------------------------------- |
|
682 // |
|
683 TInt CMccCodecAVC::ProfileLevelIdVals( |
|
684 TUint& aProfileId, TUint& aProfileIop, TUint& aProfileLevel ) |
|
685 { |
|
686 TInt retVal( KErrNone ); |
|
687 if ( iBitrateMask & KMccAvcCodecProfileIdBaseline ) |
|
688 { |
|
689 aProfileId = KMccAvcCodecProfileIdBaselineVal; |
|
690 } |
|
691 else |
|
692 { |
|
693 retVal = KErrNotSupported; |
|
694 } |
|
695 |
|
696 if ( iBitrateMask & KMccAvcCodecProfileIopConstraintSet ) |
|
697 { |
|
698 aProfileIop = KMccAvcCodecProfileIopConstraintSetVal << KAvcProfileIopValueShift; |
|
699 } |
|
700 else |
|
701 { |
|
702 retVal = KErrNotSupported; |
|
703 } |
|
704 |
|
705 if ( iBitrateMask & KMccAvcBitrateLevel1 ) |
|
706 { |
|
707 aProfileLevel = KMccAvcCodecProfileLevel1Val; |
|
708 } |
|
709 else if ( iBitrateMask & KMccAvcBitrateLevel1b ) |
|
710 { |
|
711 // Level 1b information is divided to level and iop fields |
|
712 // |
|
713 |
|
714 // Level 1.1 |
|
715 aProfileLevel = KMccAvcCodecProfileLevel1_1Val; |
|
716 |
|
717 // And iop constraint_flag 3 |
|
718 aProfileIop |= KAvcProfileIopFlagForLevel1b; |
|
719 } |
|
720 else if ( iBitrateMask & KMccAvcBitrateLevel1_1 ) |
|
721 { |
|
722 aProfileLevel = KMccAvcCodecProfileLevel1_1Val; |
|
723 } |
|
724 else if ( iBitrateMask & KMccAvcBitrateLevel1_2 ) |
|
725 { |
|
726 aProfileLevel = KMccAvcCodecProfileLevel1_2Val; |
|
727 } |
|
728 else if ( iBitrateMask & KMccAvcBitrateLevel1_3 ) |
|
729 { |
|
730 aProfileLevel = KMccAvcCodecProfileLevel1_3Val; |
|
731 } |
|
732 else if ( iBitrateMask & KMccAvcBitrateLevel2 ) |
|
733 { |
|
734 aProfileLevel = KMccAvcCodecProfileLevel2Val; |
|
735 } |
|
736 else |
|
737 { |
|
738 retVal = KErrNotSupported; |
|
739 } |
|
740 return retVal; |
|
741 } |
|
742 |
|
743 // ----------------------------------------------------------------------------- |
|
744 // CMccCodecAVC::SetBitrateFromBitrateMask |
|
745 // ----------------------------------------------------------------------------- |
|
746 // |
|
747 TInt CMccCodecAVC::SetBitrateFromBitrateMask( TUint aBitrateMask ) |
|
748 { |
|
749 TInt ret( KErrNone ); |
|
750 if ( aBitrateMask & KMccAvcBitrateLevel1 ) |
|
751 { |
|
752 SetMaxBitrate( KAvcLevel1Bitrate ); |
|
753 SetLevelBasedBitrate( KAvcLevel1Bitrate ); |
|
754 } |
|
755 else if ( aBitrateMask & KMccAvcBitrateLevel1b ) |
|
756 { |
|
757 SetMaxBitrate( KAvcLevel1bBitrate ); |
|
758 SetLevelBasedBitrate( KAvcLevel1bBitrate ); |
|
759 } |
|
760 else if ( aBitrateMask & KMccAvcBitrateLevel1_1 ) |
|
761 { |
|
762 SetMaxBitrate( KAvcLevel11Bitrate ); |
|
763 SetLevelBasedBitrate( KAvcLevel11Bitrate ); |
|
764 } |
|
765 else if ( aBitrateMask & KMccAvcBitrateLevel1_2 ) |
|
766 { |
|
767 SetMaxBitrate( KAvcLevel12Bitrate ); |
|
768 // Don't use max bitrate as it is way too high |
|
769 SetLevelBasedBitrate( KAvcLevel11Bitrate ); |
|
770 } |
|
771 else if ( aBitrateMask & KMccAvcBitrateLevel1_3 ) |
|
772 { |
|
773 SetMaxBitrate( KAvcLevel13Bitrate ); |
|
774 // Don't use max bitrate as it is way too high |
|
775 SetLevelBasedBitrate( KAvcLevel11Bitrate ); |
|
776 } |
|
777 else if ( aBitrateMask & KMccAvcBitrateLevel2 ) |
|
778 { |
|
779 SetMaxBitrate( KAvcLevel2Bitrate ); |
|
780 // Don't use max bitrate as it is way too high |
|
781 SetLevelBasedBitrate( KAvcLevel11Bitrate ); |
|
782 } |
|
783 else |
|
784 { |
|
785 ret = KErrArgument; |
|
786 } |
|
787 |
|
788 return ret; |
|
789 } |
|
790 |
|
791 // ----------------------------------------------------------------------------- |
|
792 // CMccCodecAVC::CreateFmtpProfileLevelId |
|
793 // ----------------------------------------------------------------------------- |
|
794 // |
|
795 TBool CMccCodecAVC::CreateFmtpProfileLevelId( TDes8& aBuf ) |
|
796 { |
|
797 TBool profileLevelIdAdded( EFalse ); |
|
798 TUint profileId( 0 ); |
|
799 TUint profileIop( 0 ); |
|
800 TUint profileLevel( 0 ); |
|
801 if ( ProfileLevelIdVals( profileId, profileIop, profileLevel ) == KErrNone ) |
|
802 { |
|
803 aBuf.Append( KTxtProfileLevelId ); |
|
804 aBuf.AppendNumFixedWidthUC( profileId, EHex, KAvcProfileLevelIdValLen ); |
|
805 aBuf.AppendNumFixedWidthUC( profileIop, EHex, KAvcProfileLevelIdValLen ); |
|
806 aBuf.AppendNumFixedWidthUC( profileLevel, EHex, KAvcProfileLevelIdValLen ); |
|
807 profileLevelIdAdded = ETrue; |
|
808 } |
|
809 return profileLevelIdAdded; |
|
810 } |
|
811 |
|
812 // ----------------------------------------------------------------------------- |
|
813 // CMccCodecAVC::CreateFmtpPacketizationMode |
|
814 // ----------------------------------------------------------------------------- |
|
815 // |
|
816 TBool CMccCodecAVC::CreateFmtpPacketizationMode( TDes8& aBuf ) |
|
817 { |
|
818 TBool packetizationModeAdded( EFalse ); |
|
819 if ( iCodecMode != KAvcFormatModeSingleNal ) |
|
820 { |
|
821 aBuf.Append( KTxtPacketizationMode ); |
|
822 aBuf.AppendNum( iCodecMode ); |
|
823 packetizationModeAdded = ETrue; |
|
824 } |
|
825 |
|
826 return packetizationModeAdded; |
|
827 } |
|
828 |
|
829 // ----------------------------------------------------------------------------- |
|
830 // CMccCodecAVC::CreateFmtpSpropParameterSets |
|
831 // ----------------------------------------------------------------------------- |
|
832 // |
|
833 TBool CMccCodecAVC::CreateFmtpSpropParameterSets( TDes8& aBuf ) |
|
834 { |
|
835 TBool spropParameterSetsAdded( EFalse ); |
|
836 if ( iConfigKey ) |
|
837 { |
|
838 aBuf.Append( KTxtSpropParameterSets ); |
|
839 aBuf.Append( *iConfigKey ); |
|
840 spropParameterSetsAdded = ETrue; |
|
841 } |
|
842 |
|
843 return spropParameterSetsAdded; |
|
844 } |
|
845 |
|
846 // ----------------------------------------------------------------------------- |
|
847 // CMccCodecAVC::DefaultProfileIopVal |
|
848 // ----------------------------------------------------------------------------- |
|
849 // |
|
850 TUint CMccCodecAVC::DefaultProfileIopVal() |
|
851 { |
|
852 TUint profileIop = |
|
853 KMccAvcCodecProfileIopConstraintSetVal << KAvcProfileIopValueShift; |
|
854 return profileIop; |
|
855 } |
|
856 |
|
857 // ----------------------------------------------------------------------------- |
|
858 // CMccCodecAVC::SetLevelBasedBitrate |
|
859 // ----------------------------------------------------------------------------- |
|
860 // |
|
861 void CMccCodecAVC::SetLevelBasedBitrate( TUint aBitrate ) |
|
862 { |
|
863 // Set level based bitrate only if bitrate value has not been set |
|
864 if ( !iBitrateSet ) |
|
865 { |
|
866 iBitrate = aBitrate; |
|
867 } |
|
868 } |
|
869 |
|
870 // ========================== OTHER EXPORTED FUNCTIONS ========================= |
|
871 |
|
872 // End of File |