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1 /* |
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2 * Copyright (c) 2008 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: Implementation of the VtUiUtility class. |
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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 "lcvtutility.h" |
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22 #include <featmgr.h> |
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23 #include <mvtengmedia.h> |
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24 #include <cvtlogger.h> |
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25 |
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26 // Characters to open number entry. |
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27 //_LIT( KVtUiDTMFCharacters, "0123456789*#" ); |
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28 |
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29 // ============================ MEMBER FUNCTIONS =============================== |
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30 |
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31 // ----------------------------------------------------------------------------- |
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32 // LcVtUtility::GetAudioRoutingAvailability |
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33 // ----------------------------------------------------------------------------- |
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34 // |
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35 void LcVtUtility::GetAudioRoutingAvailability( |
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36 MVtEngAudio& aAudio, |
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37 TInt& aAvailable ) |
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38 { |
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39 aAvailable = 0; |
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40 //const TBool bluetoothAudioSupported = ETrue; |
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41 |
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42 MVtEngAudio::TAudioRoutingState routingState; |
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43 if ( aAudio.GetRoutingState( routingState ) == KErrNone ) |
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44 { |
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45 // Deactivate BT handsfree. |
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46 if ( /*bluetoothAudioSupported &&*/ |
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47 IsAudioRoutingAvailable( |
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48 aAudio, |
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49 routingState, |
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50 MVtEngAudio::EAudioBT, |
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51 MVtEngAudio::EAudioHandset ) ) |
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52 { |
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53 aAvailable |= EDeactivateBtHandsfree; |
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54 } |
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55 |
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56 // Activate BT handsfree. |
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57 if ( /*bluetoothAudioSupported &&*/ |
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58 ( IsAudioRoutingAvailable( |
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59 aAudio, |
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60 routingState, |
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61 MVtEngAudio::EAudioHandset, |
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62 MVtEngAudio::EAudioBT ) || |
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63 IsAudioRoutingAvailable( |
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64 aAudio, |
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65 routingState, |
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66 MVtEngAudio::EAudioLoudspeaker, |
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67 MVtEngAudio::EAudioBT ) ) ) |
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68 { |
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69 aAvailable |= EActivateBtHandsfree; |
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70 } |
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71 |
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72 // Deactivate loudspeaker |
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73 if ( IsAudioRoutingAvailable( |
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74 aAudio, |
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75 routingState, |
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76 MVtEngAudio::EAudioLoudspeaker, |
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77 MVtEngAudio::EAudioHandset ) ) |
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78 { |
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79 aAvailable |= EDeactivateLoudspeaker; |
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80 } |
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81 |
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82 // Activate loudspeaker |
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83 if ( IsAudioRoutingAvailable( |
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84 aAudio, |
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85 routingState, |
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86 MVtEngAudio::EAudioHandset, |
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87 MVtEngAudio::EAudioLoudspeaker ) || |
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88 ( /*bluetoothAudioSupported &&*/ |
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89 IsAudioRoutingAvailable( |
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90 aAudio, |
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91 routingState, |
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92 MVtEngAudio::EAudioBT, |
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93 MVtEngAudio::EAudioLoudspeaker ) ) ) |
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94 { |
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95 aAvailable |= EActivateLoudspeaker; |
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96 } |
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97 } |
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98 } |
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99 |
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100 // ----------------------------------------------------------------------------- |
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101 // LcVtUtility::GetOutgoingMediaState |
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102 // ----------------------------------------------------------------------------- |
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103 // |
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104 void LcVtUtility::GetOutgoingMediaState( |
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105 MVtEngMedia& aMedia, |
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106 TInt& aAvailable ) |
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107 { |
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108 TInt outgoingMediaState; |
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109 const TInt err = |
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110 aMedia.GetMediaState( |
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111 MVtEngMedia::EMediaOutgoing, |
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112 outgoingMediaState ); |
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113 if ( err == KErrNone ) |
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114 { |
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115 // If source is still image, then video sending is off. |
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116 MVtEngMedia::TMediaSource source; |
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117 if ( aMedia.GetSource( source ) == KErrNone ) |
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118 { |
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119 if ( source == MVtEngMedia::EMediaStillImage ) |
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120 { |
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121 outgoingMediaState &= ~MVtEngMedia::EMediaVideo; |
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122 } |
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123 } |
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124 TBool freezeSupported; |
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125 if( aMedia.GetFreezeSupported( freezeSupported ) == KErrNone ) |
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126 { |
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127 TBool isFrozen; |
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128 if( freezeSupported && aMedia.GetFreezeState( isFrozen ) == KErrNone ) |
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129 { |
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130 if( isFrozen ) |
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131 { |
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132 outgoingMediaState &= ~MVtEngMedia::EMediaVideo; |
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133 } |
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134 } |
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135 } |
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136 } |
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137 else |
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138 { |
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139 outgoingMediaState = |
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140 ( MVtEngMedia::EMediaAudio | MVtEngMedia::EMediaVideo ); |
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141 } |
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142 aAvailable = outgoingMediaState; |
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143 } |
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144 |
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145 // ----------------------------------------------------------------------------- |
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146 // LcVtUtility::GetIncomingMediaState |
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147 // ----------------------------------------------------------------------------- |
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148 // |
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149 void LcVtUtility::GetIncomingMediaState( |
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150 MVtEngMedia& aMedia, |
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151 TInt& aAvailable ) |
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152 { |
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153 TInt mediaState; |
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154 const TInt err = |
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155 aMedia.GetMediaState( |
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156 MVtEngMedia::EMediaIncoming, |
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157 mediaState ); |
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158 if ( err != KErrNone ) |
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159 { |
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160 mediaState = |
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161 ( MVtEngMedia::EMediaAudio | MVtEngMedia::EMediaVideo ); |
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162 } |
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163 |
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164 aAvailable = mediaState; |
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165 } |
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166 |
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167 // ----------------------------------------------------------------------------- |
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168 // LcVtUtility::HasStillImage |
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169 // ----------------------------------------------------------------------------- |
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170 // |
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171 TBool LcVtUtility::HasStillImage( |
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172 MVtEngMedia& aMedia ) |
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173 { |
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174 TInt caps; |
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175 const TInt capsErr = aMedia.GetSourcesCaps( caps ); |
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176 return ( capsErr == KErrNone ) && |
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177 ( caps & MVtEngMedia::ESourceCapsStillImage ); |
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178 } |
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179 |
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180 // ----------------------------------------------------------------------------- |
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181 // LcVtUtility::GetFreezeState |
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182 // ----------------------------------------------------------------------------- |
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183 // |
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184 TBool LcVtUtility::GetFreezeState( |
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185 MVtEngMedia& aMedia ) |
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186 { |
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187 TBool isFrozen; |
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188 const TInt err = aMedia.GetFreezeState( isFrozen ); |
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189 if ( err == KErrNone ) |
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190 { |
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191 return isFrozen; |
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192 } |
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193 else //provider was not ready |
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194 { |
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195 return EFalse; |
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196 } |
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197 } |
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198 |
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199 // ----------------------------------------------------------------------------- |
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200 // LcVtUtility::IsFreezeSupported |
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201 // ----------------------------------------------------------------------------- |
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202 // |
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203 TBool LcVtUtility::IsFreezeSupported( |
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204 MVtEngMedia& aMedia ) |
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205 { |
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206 TBool isFreezeSupported; |
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207 const TInt err = aMedia.GetFreezeSupported( isFreezeSupported ); |
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208 if ( err == KErrNone ) |
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209 { |
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210 return isFreezeSupported; |
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211 } |
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212 else //provider was not ready |
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213 { |
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214 return EFalse; |
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215 } |
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216 } |
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217 |
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218 // ----------------------------------------------------------------------------- |
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219 // LcVtUtility::GetVideoQuality |
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220 // ----------------------------------------------------------------------------- |
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221 // |
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222 void LcVtUtility::GetVideoQuality( |
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223 MVtEngMedia& aMedia, |
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224 MVtEngMedia::TVideoQuality& aVideoQuality ) |
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225 { |
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226 aMedia.GetVideoQuality( aVideoQuality ); |
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227 } |
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228 |
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229 // ----------------------------------------------------------------------------- |
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230 // LcVtUtility::GetObjectSharingState |
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231 // ----------------------------------------------------------------------------- |
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232 // |
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233 void LcVtUtility::GetObjectSharingState( |
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234 MVtEngMedia& aMedia, |
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235 MVtEngMedia::TShareObjectState& aShareObjectState ) |
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236 { |
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237 aMedia.GetObjectSharingState( aShareObjectState ); |
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238 } |
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239 |
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240 |
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241 // ----------------------------------------------------------------------------- |
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242 // LcVtUtility::IsZoomAllowed |
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243 // ----------------------------------------------------------------------------- |
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244 // |
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245 TBool LcVtUtility::IsZoomAllowed( |
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246 MVtEngMedia& aMedia ) |
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247 { |
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248 TBool result = EFalse; |
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249 |
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250 TInt currentStep; |
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251 if ( aMedia.GetCurrentZoomStep( currentStep ) == KErrNone ) |
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252 { |
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253 TInt max; |
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254 if ( aMedia.GetMaxZoomStep( max ) == KErrNone ) |
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255 { |
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256 // Zooming is allowed if maximum zoom step is greater than |
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257 // zero and camera is in use (and not still image / none). |
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258 TInt avail; |
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259 GetOutgoingMediaState( aMedia, avail ); |
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260 |
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261 result = ( max > 0 ) && ( avail & MVtEngMedia::EMediaVideo ); |
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262 } |
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263 } |
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264 |
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265 __VTPRINT2( DEBUG_GEN, "Ui.AllowZoom.%d", result ) |
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266 return result; |
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267 } |
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268 |
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269 // ----------------------------------------------------------------------------- |
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270 // LcVtUtility::HasCameras |
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271 // ----------------------------------------------------------------------------- |
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272 // |
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273 TBool LcVtUtility::HasCameras( MVtEngMedia& aMedia ) |
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274 { |
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275 TInt sourceCaps; |
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276 if ( aMedia.GetSourcesCaps( sourceCaps ) != KErrNone ) |
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277 { |
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278 sourceCaps = 0; |
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279 } |
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280 return ( sourceCaps & MVtEngMedia::ESourceCapsPrimaryCamera ) || |
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281 ( sourceCaps & MVtEngMedia::ESourceCapsSecondaryCamera ); |
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282 } |
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283 |
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284 // ----------------------------------------------------------------------------- |
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285 // LcVtUtility::IsAudioRoutingAvailable |
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286 // ----------------------------------------------------------------------------- |
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287 // |
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288 TBool LcVtUtility::IsAudioRoutingAvailable( |
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289 MVtEngAudio& aAudio, |
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290 const MVtEngAudio::TAudioRoutingState aCurrent, |
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291 const MVtEngAudio::TAudioRoutingState aSource, |
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292 const MVtEngAudio::TAudioRoutingState aTarget ) |
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293 { |
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294 TBool result = EFalse; |
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295 if ( aCurrent == aSource ) |
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296 { |
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297 TBool available = EFalse; |
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298 TInt err = aAudio.GetRoutingAvailability( aTarget, available ); |
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299 |
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300 result = ( ( err == KErrNone ) && ( available ) ); |
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301 } |
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302 |
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303 return result; |
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304 } |
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305 |
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306 // ----------------------------------------------------------------------------- |
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307 // LcVtUtility::IsDTMFCharacter |
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308 // ----------------------------------------------------------------------------- |
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309 // |
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310 TBool LcVtUtility::IsDTMFCharacter( const TChar aChar ) |
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311 { |
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312 return EFalse; |
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313 /* |
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314 return |
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315 ( KVtUiDTMFCharacters().Locate( aChar ) != KErrNotFound ); |
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316 */ |
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317 } |
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318 |
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319 // End of File |