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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: Message handler for AAC decoder configuration interface |
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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 // INCLUDE FILES |
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21 #include "AacDecoderConfigMsgHdlr.h" |
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22 #include "AacDecoderConfigMsgs.h" |
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23 #include <AacDecoderConfig.h> |
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24 |
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25 // EXTERNAL DATA STRUCTURES |
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26 |
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27 // EXTERNAL FUNCTION PROTOTYPES |
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28 |
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29 // CONSTANTS |
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30 |
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31 // MACROS |
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32 |
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33 // LOCAL CONSTANTS AND MACROS |
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34 |
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35 // MODULE DATA STRUCTURES |
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36 |
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37 // LOCAL FUNCTION PROTOTYPES |
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38 |
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39 // FORWARD DECLARATIONS |
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40 |
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41 // ============================= LOCAL FUNCTIONS =============================== |
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42 |
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43 // ============================ MEMBER FUNCTIONS =============================== |
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44 |
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45 // ----------------------------------------------------------------------------- |
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46 // CAacDecoderConfigMsgHdlr::CAacDecoderConfigMsgHdlr |
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47 // C++ default constructor can NOT contain any code, that |
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48 // might leave. |
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49 // ----------------------------------------------------------------------------- |
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50 // |
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51 CAacDecoderConfigMsgHdlr::CAacDecoderConfigMsgHdlr( |
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52 CAacDecoderConfig* aAacDecoderConfigCI) : |
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53 CMMFObject(KUidAacDecoderConfig) |
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54 { |
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55 iAacDecoderConfigCI = aAacDecoderConfigCI; |
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56 } |
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57 |
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58 // ----------------------------------------------------------------------------- |
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59 // CAacDecoderConfigMsgHdlr::ConstructL |
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60 // Symbian 2nd phase constructor can leave. |
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61 // ----------------------------------------------------------------------------- |
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62 // |
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63 void CAacDecoderConfigMsgHdlr::ConstructL() |
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64 { |
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65 } |
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66 |
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67 // ----------------------------------------------------------------------------- |
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68 // CAacDecoderConfigMsgHdlr::NewL |
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69 // Two-phased constructor. |
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70 // ----------------------------------------------------------------------------- |
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71 // |
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72 EXPORT_C CAacDecoderConfigMsgHdlr* CAacDecoderConfigMsgHdlr::NewL( |
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73 TAny* aAacDecoderConfigCI) |
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74 { |
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75 CAacDecoderConfig* aacDecoderConfigCI = |
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76 (CAacDecoderConfig*)aAacDecoderConfigCI; |
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77 CAacDecoderConfigMsgHdlr* self = |
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78 new (ELeave) CAacDecoderConfigMsgHdlr(aacDecoderConfigCI); |
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79 CleanupStack::PushL( self ); |
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80 self->ConstructL(); |
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81 CleanupStack::Pop( self ); |
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82 |
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83 return self; |
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84 } |
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85 |
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86 // Destructor |
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87 EXPORT_C CAacDecoderConfigMsgHdlr::~CAacDecoderConfigMsgHdlr() |
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88 { |
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89 delete iAacDecoderConfigCI; |
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90 } |
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91 |
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92 // --------------------------------------------------------- |
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93 // CAacDecoderConfigMsgHdlr::HandleRequest |
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94 // Handles the messages from the proxy. |
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95 // Calls a subfunction which determines which custom interface to call. |
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96 // A subfunction is used to contain multiple leaving functions for a single |
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97 // trap. |
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98 // (other items were commented in a header). |
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99 // --------------------------------------------------------- |
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100 // |
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101 EXPORT_C void CAacDecoderConfigMsgHdlr::HandleRequest(TMMFMessage& aMessage) |
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102 { |
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103 ASSERT(aMessage.Destination().InterfaceId() == KUidAacDecoderConfig); |
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104 TRAPD(error,DoHandleRequestL(aMessage)); |
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105 if(error) |
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106 { |
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107 aMessage.Complete(error); |
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108 } |
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109 } |
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110 |
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111 // --------------------------------------------------------- |
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112 // CAacDecoderConfigMsgHdlr::DoHandleRequestL |
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113 // Determines which custom interface to call. |
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114 // (other items were commented in a header). |
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115 // --------------------------------------------------------- |
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116 // |
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117 void CAacDecoderConfigMsgHdlr::DoHandleRequestL(TMMFMessage& aMessage) |
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118 { |
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119 switch(aMessage.Function()) |
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120 { |
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121 case EAdcmSetConfig: |
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122 { |
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123 DoSetAudioConfigL(aMessage); |
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124 break; |
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125 } |
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126 default: |
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127 { |
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128 aMessage.Complete(KErrNotSupported); |
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129 } |
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130 } |
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131 } |
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132 |
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133 // --------------------------------------------------------- |
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134 // CAacDecoderConfigMsgHdlr::DoSetAudioConfigL |
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135 // Handles the message from the proxy and calls the custom interface method. |
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136 // (other items were commented in a header). |
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137 // --------------------------------------------------------- |
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138 // |
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139 void CAacDecoderConfigMsgHdlr::DoSetAudioConfigL(TMMFMessage& aMessage) |
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140 { |
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141 TPckgBuf<TAudioConfig> pckg; |
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142 aMessage.ReadData1FromClientL(pckg); |
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143 TInt status = iAacDecoderConfigCI->SetAudioConfig(pckg()); |
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144 aMessage.Complete(status); |
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145 } |
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146 |
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147 |
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148 // End of File |