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1 /* |
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2 * Copyright (c) 2002-2004 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: MCC AMR WB CodecInformation |
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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 // INCLUDE FILES |
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22 #include <delimitedpathsegment8.h> |
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23 |
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24 #include "mmcccodecamrwb.h" |
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25 #include "mccuids.hrh" |
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26 #include "mmccinterfacelogs.h" |
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27 |
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28 |
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29 // CONSTANTS |
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30 const TInt KUndefinedMode( -1 ); |
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31 const TInt KMaxModeSetValue( 9 ); |
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32 |
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33 const TInt KNotSet = -1; |
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34 |
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35 const TInt KNumValue2 = 2; |
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36 |
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37 // MODULE DATA STRUCTURES |
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38 |
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39 const TUint8 KAmrKAPayloadSize = 6; |
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40 const TUint8 KAmrKeepAlivePayload[KAmrKAPayloadSize] = |
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41 { |
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42 0xF4, 0x00, 0x00, 0x00, 0x00, 0x00 |
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43 }; |
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44 |
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45 // ============================ MEMBER FUNCTIONS =============================== |
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46 |
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47 // ----------------------------------------------------------------------------- |
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48 // CMccCodecAmrWb::CMccCodecAmrWb |
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49 // default constructor |
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50 // ----------------------------------------------------------------------------- |
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51 // |
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52 CMccCodecAmrWb::CMccCodecAmrWb() : CMccCodecAMR() |
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53 { |
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54 iBitrateMask = KMccAllowedAmrWbBitrateAll; |
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55 iMaxRed = KNotSet; |
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56 iDefaultBitrateMask = KMccAllowedAmrWbBitrateAll; |
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57 iDefaultBitrate = KAmrWbBitrate2385; |
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58 iAdditionalInfoMask = KMccAllowedAmrWbAdditionalInfo; |
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59 iMaxModeSetVal = KMaxModeSetValue; |
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60 } |
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61 |
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62 // ----------------------------------------------------------------------------- |
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63 // CMccCodecAmrWb::ConstructL |
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64 // Symbian 2nd phase constructor can leave. |
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65 // ----------------------------------------------------------------------------- |
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66 // |
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67 void CMccCodecAmrWb::ConstructL( ) |
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68 { |
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69 __INTERFACE( "CMccCodecAmrWb::ConstructL" ) |
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70 iSdpName.Copy( KAMRWbSdpName ); |
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71 iKeepAliveData.Copy( KAmrKeepAlivePayload ); |
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72 iFmtpAttr = HBufC8::NewL( 1 ); |
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73 TPtr8 ptr = iFmtpAttr->Des(); |
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74 ptr.Append( KNullDesC ); |
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75 |
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76 iFourCC = KMccFourCCIdAMRWB; |
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77 SetSamplingFreq( KAmrWbSamplingFreq ); |
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78 EnableVAD( EFalse ); |
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79 iHwFrameTime = KAMRDefaultHwFrameTime; // default 20ms |
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80 iFrameSize = KAmrWbDefaultFrameSize; |
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81 SetMaxPTime( KAMRDefaultMaxPTime ); // recommended "limit" 200ms |
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82 SetPTime( KAMRDefaultPTime ); // default 20ms |
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83 SetBitrate( KAmrWbBitrate2385 ); // max bitrate |
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84 SetPayloadType( KDefaultAmrWbPT ); |
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85 SetCodecMode( EBandwidthEfficient ); |
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86 iNumOfChannels = 1; |
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87 |
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88 iPayloadFormatEncoder = KImplUidAmrPayloadFormatEncode; |
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89 iPayloadFormatDecoder = KImplUidAmrPayloadFormatDecode; |
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90 |
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91 __INTERFACE( "CMccCodecAmrWb::ConstructL, exit" ) |
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92 } |
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93 |
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94 // ----------------------------------------------------------------------------- |
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95 // CMccCodecAmrWb::NewL |
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96 // Static constructor. |
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97 // ----------------------------------------------------------------------------- |
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98 // |
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99 CMccCodecAmrWb* CMccCodecAmrWb::NewL() |
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100 { |
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101 CMccCodecAmrWb* self = new (ELeave) CMccCodecAmrWb; |
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102 CleanupStack::PushL( self ); |
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103 self->ConstructL(); |
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104 CleanupStack::Pop( self ); |
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105 return self; |
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106 } |
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107 |
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108 // ----------------------------------------------------------------------------- |
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109 // CMccCodecAmrWb::~CMccCodecAmrWb |
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110 // Destructor |
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111 // ----------------------------------------------------------------------------- |
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112 // |
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113 CMccCodecAmrWb::~CMccCodecAmrWb() |
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114 { |
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115 __INTERFACE( "CMccCodecAmrWb::~CMccCodecAmrWb" ) |
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116 } |
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117 |
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118 |
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119 // ----------------------------------------------------------------------------- |
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120 // CMccCodecAmrWb::GetBitrateModeSet |
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121 // Get the mode from the bitrate |
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122 // ----------------------------------------------------------------------------- |
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123 // |
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124 TInt CMccCodecAmrWb::GetBitrateModeSet( TUint aBitrate ) |
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125 { |
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126 __INTERFACE( "CMccCodecAmrWb::GetBitrateModeSet" ) |
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127 TInt mode( KUndefinedMode ); |
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128 |
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129 switch ( aBitrate ) |
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130 { |
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131 case KAmrWbBitrate660: |
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132 { |
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133 mode = KAMRMode0; |
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134 break; |
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135 } |
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136 case KAmrWbBitrate885: |
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137 { |
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138 mode = KAMRMode1; |
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139 break; |
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140 } |
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141 case KAmrWbBitrate1265: |
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142 { |
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143 mode = KAMRMode2; |
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144 break; |
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145 } |
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146 case KAmrWbBitrate1425: |
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147 { |
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148 mode = KAMRMode3; |
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149 break; |
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150 } |
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151 case KAmrWbBitrate1585: |
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152 { |
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153 mode = KAMRMode4; |
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154 break; |
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155 } |
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156 case KAmrWbBitrate1825: |
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157 { |
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158 mode = KAMRMode5; |
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159 break; |
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160 } |
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161 case KAmrWbBitrate1985: |
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162 { |
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163 mode = KAMRMode6; |
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164 break; |
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165 } |
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166 case KAmrWbBitrate2305: |
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167 { |
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168 mode = KAMRMode7; |
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169 break; |
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170 } |
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171 case KAmrWbBitrate2385: |
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172 { |
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173 mode = KAMRMode8; |
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174 break; |
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175 } |
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176 default: |
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177 { |
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178 break; |
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179 } |
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180 } |
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181 |
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182 __INTERFACE_INT1( "CMccCodecAmrWb::GetBitrateModeSet, exit with mode", mode ) |
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183 return mode; |
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184 } |
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185 |
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186 // ----------------------------------------------------------------------------- |
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187 // CMccCodecAmrWb::SetBitrateModeSet |
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188 // Sets the bitrate used with AMR codec from the mode . |
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189 // ----------------------------------------------------------------------------- |
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190 // |
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191 void CMccCodecAmrWb::SetBitrateModeSet( TUint aModeSet ) |
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192 { |
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193 __INTERFACE( "CMccCodecAmrWb::SetBitrateModeSet" ) |
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194 switch ( aModeSet ) |
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195 { |
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196 case KAMRMode0: |
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197 { |
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198 SetBitrate( KAmrWbBitrate660 ); |
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199 break; |
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200 } |
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201 case KAMRMode1: |
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202 { |
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203 SetBitrate( KAmrWbBitrate885 ); |
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204 break; |
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205 } |
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206 case KAMRMode2: |
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207 { |
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208 SetBitrate( KAmrWbBitrate1265 ); |
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209 break; |
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210 } |
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211 case KAMRMode3: |
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212 { |
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213 SetBitrate( KAmrWbBitrate1425 ); |
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214 break; |
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215 } |
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216 case KAMRMode4: |
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217 { |
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218 SetBitrate( KAmrWbBitrate1585 ); |
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219 break; |
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220 } |
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221 case KAMRMode5: |
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222 { |
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223 SetBitrate( KAmrWbBitrate1825 ); |
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224 break; |
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225 } |
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226 case KAMRMode6: |
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227 { |
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228 SetBitrate( KAmrWbBitrate1985 ); |
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229 break; |
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230 } |
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231 case KAMRMode7: |
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232 { |
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233 SetBitrate( KAmrWbBitrate2305 ); |
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234 break; |
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235 } |
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236 case KAMRMode8: |
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237 { |
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238 SetBitrate( KAmrWbBitrate2385 ); |
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239 break; |
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240 } |
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241 default: |
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242 { |
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243 SetBitrate( KAmrWbBitrate660 ); |
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244 break; |
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245 } |
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246 } |
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247 __INTERFACE( "CMccCodecAmrWb::SetBitrateModeSet, exit" ) |
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248 } |
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249 |
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250 // ----------------------------------------------------------------------------- |
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251 // CMccCodecAmrWb::GetBitrateMaskFromMode |
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252 // Get the bitrate mask from the mode |
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253 // ----------------------------------------------------------------------------- |
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254 // |
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255 TInt CMccCodecAmrWb::GetBitrateMaskFromMode( TUint aMode, TUint& aBitrateMask ) |
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256 { |
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257 __INTERFACE( "CMccCodecAmrWb::GetBitrateMaskFromMode" ) |
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258 switch ( aMode ) |
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259 { |
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260 case KAMRMode0: |
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261 { |
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262 aBitrateMask = KMccAllowedAmrWbBitrate660; |
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263 break; |
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264 } |
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265 case KAMRMode1: |
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266 { |
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267 aBitrateMask = KMccAllowedAmrWbBitrate885; |
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268 break; |
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269 } |
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270 case KAMRMode2: |
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271 { |
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272 aBitrateMask = KMccAllowedAmrWbBitrate1265; |
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273 break; |
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274 } |
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275 case KAMRMode3: |
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276 { |
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277 aBitrateMask = KMccAllowedAmrWbBitrate1425; |
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278 break; |
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279 } |
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280 case KAMRMode4: |
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281 { |
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282 aBitrateMask = KMccAllowedAmrWbBitrate1585; |
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283 break; |
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284 } |
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285 case KAMRMode5: |
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286 { |
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287 aBitrateMask = KMccAllowedAmrWbBitrate1825; |
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288 break; |
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289 } |
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290 case KAMRMode6: |
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291 { |
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292 aBitrateMask = KMccAllowedAmrWbBitrate1985; |
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293 break; |
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294 } |
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295 case KAMRMode7: |
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296 { |
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297 aBitrateMask = KMccAllowedAmrWbBitrate2305; |
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298 break; |
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299 } |
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300 case KAMRMode8: |
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301 { |
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302 aBitrateMask = KMccAllowedAmrWbBitrateAll; |
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303 break; |
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304 } |
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305 default: |
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306 { |
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307 __INTERFACE( "CMccCodecAmrWb::GetBitrateMaskFromMode, exit KErrNotFound" ) |
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308 return KErrNotFound; |
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309 } |
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310 } |
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311 |
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312 __INTERFACE( "CMccCodecAmrWb::GetBitrateMaskFromMode, exit" ) |
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313 return KErrNone; |
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314 } |
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315 |
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316 // ----------------------------------------------------------------------------- |
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317 // CMccCodecAmrWb::SetBitrate |
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318 // Sets the bitrate used with AMR codec. |
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319 // ----------------------------------------------------------------------------- |
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320 // |
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321 TInt CMccCodecAmrWb::SetBitrate( TUint aBitrate ) |
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322 { |
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323 TBool isValid( ETrue ); |
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324 |
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325 switch ( aBitrate ) |
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326 { |
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327 case KAmrWbBitrate660: |
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328 break; |
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329 case KAmrWbBitrate885: |
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330 break; |
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331 case KAmrWbBitrate1265: |
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332 break; |
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333 case KAmrWbBitrate1425: |
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334 break; |
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335 case KAmrWbBitrate1585: |
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336 break; |
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337 case KAmrWbBitrate1825: |
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338 break; |
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339 case KAmrWbBitrate1985: |
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340 break; |
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341 case KAmrWbBitrate2305: |
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342 break; |
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343 case KAmrWbBitrate2385: |
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344 break; |
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345 default: |
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346 isValid = EFalse; |
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347 break; |
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348 } |
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349 if ( isValid ) |
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350 { |
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351 iBitrate = aBitrate; |
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352 return KErrNone; |
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353 } |
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354 else |
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355 { |
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356 return KErrNotSupported; |
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357 } |
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358 } |
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359 |
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360 // ----------------------------------------------------------------------------- |
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361 // CMccCodecAmrWb::SetBitrateFromBitrateMask |
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362 // Sets the bitrate used with AMR codec from the bitrateMask. |
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363 // ----------------------------------------------------------------------------- |
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364 // |
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365 TInt CMccCodecAmrWb::SetBitrateFromBitrateMask( TUint aBitrateMask ) |
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366 { |
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367 if ( aBitrateMask & KMccAllowedAmrWbModeChangePeriod2 ) |
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368 { |
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369 SetModeChangePeriod( KNumValue2 ); |
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370 } |
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371 |
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372 if ( aBitrateMask & KMccAllowedAmrWbModeChangeNeighbor1 ) |
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373 { |
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374 SetModeChangeNeighbor( ETrue ); |
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375 } |
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376 |
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377 if( aBitrateMask & KMccAllowedAmrWbBitrate2385 ) |
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378 { |
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379 SetBitrate( KAmrWbBitrate2385 ); |
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380 return KErrNone; |
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381 } |
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382 else if( aBitrateMask & KMccAllowedAmrWbBitrate2305 ) |
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383 { |
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384 SetBitrate( KAmrWbBitrate2305 ); |
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385 return KErrNone; |
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386 } |
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387 else if( aBitrateMask & KMccAllowedAmrWbBitrate1985 ) |
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388 { |
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389 SetBitrate( KAmrWbBitrate1985 ); |
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390 return KErrNone; |
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391 } |
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392 else if( aBitrateMask & KMccAllowedAmrWbBitrate1825 ) |
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393 { |
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394 SetBitrate( KAmrWbBitrate1825 ); |
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395 return KErrNone; |
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396 } |
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397 else if( aBitrateMask & KMccAllowedAmrWbBitrate1585 ) |
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398 { |
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399 SetBitrate( KAmrWbBitrate1585 ); |
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400 return KErrNone; |
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401 } |
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402 else if( aBitrateMask & KMccAllowedAmrWbBitrate1425 ) |
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403 { |
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404 SetBitrate( KAmrWbBitrate1425 ); |
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405 return KErrNone; |
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406 } |
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407 else if( aBitrateMask & KMccAllowedAmrWbBitrate1265 ) |
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408 { |
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409 SetBitrate( KAmrWbBitrate1265 ); |
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410 return KErrNone; |
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411 } |
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412 else if( aBitrateMask & KMccAllowedAmrWbBitrate885 ) |
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413 { |
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414 SetBitrate( KAmrWbBitrate885 ); |
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415 return KErrNone; |
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416 } |
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417 else if( aBitrateMask & KMccAllowedAmrWbBitrate660 ) |
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418 { |
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419 SetBitrate( KAmrWbBitrate660 ); |
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420 return KErrNone; |
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421 } |
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422 else |
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423 { |
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424 return KErrArgument; |
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425 } |
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426 } |
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427 |
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428 // ----------------------------------------------------------------------------- |
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429 // CMccCodecAmrWb::SetSamplingFreq |
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430 // Sets the sampling frequency. |
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431 // ----------------------------------------------------------------------------- |
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432 // |
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433 TInt CMccCodecAmrWb::SetSamplingFreq( TUint32 aSamplingFreq ) |
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434 { |
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435 if ( KAmrWbSamplingFreq == aSamplingFreq ) |
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436 { |
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437 iSamplingFreq = aSamplingFreq; |
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438 return KErrNone; |
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439 } |
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440 else |
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441 { |
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442 return KErrNotSupported; |
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443 } |
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444 } |
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445 |
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446 // ----------------------------------------------------------------------------- |
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447 // CMccCodecAmrWb::SetSdpName |
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448 // Sets the SDP name |
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449 // ----------------------------------------------------------------------------- |
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450 TInt CMccCodecAmrWb::SetSdpName( const TDesC8& aSdpName ) |
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451 { |
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452 if ( !aSdpName.CompareF( KAMRWbSdpName ) ) |
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453 { |
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454 iSdpName.Copy( aSdpName ); |
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455 } |
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456 else |
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457 { |
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458 return KErrNotSupported; |
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459 } |
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460 |
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461 return KErrNone; |
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462 } |
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463 |
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464 // ----------------------------------------------------------------------------- |
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465 // CMccCodecAmrWb::SetAllowedBitrates |
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466 // Set allowed bitrates |
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467 // ----------------------------------------------------------------------------- |
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468 // |
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469 TInt CMccCodecAmrWb::SetAllowedBitrates( TUint aBitrateMask ) |
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470 { |
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471 //Confirm that the bitrate mask is valid |
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472 //I.e. after all the valid bitrates are set to zero the value should be zero |
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473 if ( (aBitrateMask >> 16 ) > 0 ) |
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474 { |
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475 return KErrArgument; |
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476 } |
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477 else |
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478 { |
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479 /* |
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480 In the future the allowed bitrates will be fetched from the codec |
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481 I.e. the KMccAllowedAmrNbBitrateAll will be changed to the bitrates |
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482 supported by the codec |
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483 */ |
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484 SetBitrateMask( KMccAllowedAmrWbBitrateAll & aBitrateMask ); |
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485 SetBitrateMaskAdditionalInfo( aBitrateMask ); |
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486 |
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487 SetBitrateFromBitrateMask( iBitrateMask ); |
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488 } |
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489 |
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490 return KErrNone; |
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491 } |
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492 |
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493 |
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494 // ----------------------------------------------------------------------------- |
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495 // CMccCodecAmrWb::GetAllowedBitratesArrayL |
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496 // Get allowed bitrates in an array |
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497 // ----------------------------------------------------------------------------- |
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498 // |
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499 TInt CMccCodecAmrWb::GetAllowedBitratesArrayL( RArray<TUint>& aBitratesArray ) |
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500 { |
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501 if( iBitrateMask & KMccAllowedAmrWbBitrate660 ) |
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502 { |
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503 User::LeaveIfError( aBitratesArray.Append( KAmrWbBitrate660 ) ); |
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504 } |
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505 if( iBitrateMask & KMccAllowedAmrWbBitrate885 ) |
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506 { |
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507 User::LeaveIfError( aBitratesArray.Append( KAmrWbBitrate885 ) ); |
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508 } |
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509 if( iBitrateMask & KMccAllowedAmrWbBitrate1265 ) |
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510 { |
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511 User::LeaveIfError( aBitratesArray.Append( KAmrWbBitrate1265 ) ); |
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512 } |
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513 if( iBitrateMask & KMccAllowedAmrWbBitrate1425 ) |
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514 { |
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515 User::LeaveIfError( aBitratesArray.Append( KAmrWbBitrate1425 ) ); |
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516 } |
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517 if( iBitrateMask & KMccAllowedAmrWbBitrate1585 ) |
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518 { |
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519 User::LeaveIfError( aBitratesArray.Append( KAmrWbBitrate1585 ) ); |
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520 } |
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521 if( iBitrateMask & KMccAllowedAmrWbBitrate1825 ) |
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522 { |
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523 User::LeaveIfError( aBitratesArray.Append( KAmrWbBitrate1825 ) ); |
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524 } |
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525 if( iBitrateMask & KMccAllowedAmrWbBitrate1985 ) |
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526 { |
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527 User::LeaveIfError( aBitratesArray.Append( KAmrWbBitrate1985 ) ); |
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528 } |
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529 if( iBitrateMask & KMccAllowedAmrWbBitrate2305 ) |
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530 { |
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531 User::LeaveIfError( aBitratesArray.Append( KAmrWbBitrate2305 ) ); |
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532 } |
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533 if( iBitrateMask & KMccAllowedAmrWbBitrate2385 ) |
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534 { |
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535 User::LeaveIfError( aBitratesArray.Append( KAmrWbBitrate2385 ) ); |
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536 } |
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537 |
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538 return KErrNone; |
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539 } |
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540 |
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541 // ----------------------------------------------------------------------------- |
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542 // CMccCodecAmrWb::CloneDefaultsL |
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543 // Make a default setting clone from this AMR codec |
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544 // ----------------------------------------------------------------------------- |
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545 // |
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546 CMccCodecInformation* CMccCodecAmrWb::CloneDefaultsL() |
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547 { |
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548 __INTERFACE( "CMccCodecAmrWb::CloneDefaultsL" ) |
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549 return CMccCodecAmrWb::NewL(); |
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550 } |
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551 |
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552 // ----------------------------------------------------------------------------- |
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553 // CMccCodecAmrWb::CloneDetailedL |
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554 // Make a detailed clone from this AMR codec |
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555 // ----------------------------------------------------------------------------- |
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556 // |
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557 CMccCodecInformation* CMccCodecAmrWb::CloneDetailedL() |
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558 { |
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559 CMccCodecAmrWb* newCodec = CMccCodecAmrWb::NewL(); |
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560 CleanupStack::PushL( newCodec ); |
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561 newCodec->SetBitrate( this->Bitrate() ); |
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562 newCodec->SetCodecMode( this->CodecMode() ); |
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563 newCodec->SetMaxPTime( this->MaxPTime() ); |
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564 newCodec->SetPayloadType( this->PayloadType() ); |
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565 newCodec->SetPTime( this->PTime() ); |
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566 newCodec->SetSamplingFreq( this->SamplingFreq() ); |
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567 newCodec->SetSdpName( this->SdpName() ); |
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568 newCodec->SetFmtpAttrL( this->GetFmtpL(), EFalse ); |
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569 CleanupStack::Pop( newCodec ); |
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570 return newCodec; |
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571 } |
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572 |
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573 // ========================== OTHER EXPORTED FUNCTIONS ========================= |
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574 |
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575 // End of File |