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 #include "mcecamerasource.h" |
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20 #include "mcesession.h" |
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21 #include "mcemediastream.h" |
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22 #include "mcemanager.h" |
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23 |
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24 |
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25 const TInt KMinDigitalZoom = 0; |
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26 const TInt KMinContrast = -100; |
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27 const TInt KMaxContrast = 100; |
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28 const TInt KMinBrightness = -100; |
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29 const TInt KMaxBrightness = 100; |
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30 |
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31 |
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32 const TInt KInitialCameraIndex = 0; |
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33 const TInt KInitialZoomFactor = 1; |
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34 const TInt KInitialDigitalZoomFactor = 1; |
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35 const TInt KInitialContrast = 0; |
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36 const TInt KInitialBrightness = 0; |
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37 const TInt KInitialExposure = CCamera::EExposureAuto; |
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38 const TInt KInitialWhiteBalance = CCamera::EWBAuto; |
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39 |
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40 // ============================ MEMBER FUNCTIONS =============================== |
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41 |
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42 |
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43 // ----------------------------------------------------------------------------- |
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44 // |
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45 // ----------------------------------------------------------------------------- |
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46 // |
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47 EXPORT_C CMceCameraSource* CMceCameraSource::NewL( CMceManager& aManager ) |
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48 { |
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49 CMceCameraSource* self = CMceCameraSource::NewLC( aManager ); |
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50 CleanupStack::Pop( self ); |
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51 return self; |
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52 } |
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53 |
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54 |
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55 // ----------------------------------------------------------------------------- |
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56 // |
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57 // ----------------------------------------------------------------------------- |
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58 // |
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59 EXPORT_C CMceCameraSource* CMceCameraSource::NewLC( CMceManager& aManager ) |
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60 { |
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61 CMceCameraSource* self = new (ELeave) CMceCameraSource(); |
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62 CleanupStack::PushL( self ); |
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63 self->ConstructL( &aManager ); |
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64 return self; |
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65 } |
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66 |
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67 |
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68 // ----------------------------------------------------------------------------- |
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69 // |
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70 // ----------------------------------------------------------------------------- |
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71 // |
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72 EXPORT_C CMceCameraSource::~CMceCameraSource() |
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73 { |
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74 } |
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75 |
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76 |
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77 // ----------------------------------------------------------------------------- |
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78 // |
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79 // ----------------------------------------------------------------------------- |
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80 // |
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81 EXPORT_C void CMceCameraSource::EnableL() |
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82 { |
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83 CMceMediaSource::DoEnableL(); |
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84 } |
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85 |
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86 |
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87 // ----------------------------------------------------------------------------- |
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88 // |
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89 // ----------------------------------------------------------------------------- |
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90 // |
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91 EXPORT_C void CMceCameraSource::DisableL() |
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92 { |
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93 CMceMediaSource::DoDisableL(); |
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94 } |
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95 |
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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 EXPORT_C TInt CMceCameraSource::CamerasAvailable() const |
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102 { |
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103 return 1; |
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104 } |
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105 |
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106 |
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107 // ----------------------------------------------------------------------------- |
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108 // |
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109 // ----------------------------------------------------------------------------- |
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110 // |
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111 EXPORT_C void CMceCameraSource::SetCameraIndexL( TInt aCameraIndex ) |
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112 { |
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113 __ASSERT_ALWAYS( aCameraIndex >= 0 && |
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114 aCameraIndex < this->CamerasAvailable(), |
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115 User::Leave( KErrArgument ) ); |
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116 |
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117 |
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118 iCameraIndex = aCameraIndex; |
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119 |
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120 } |
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121 |
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122 |
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123 // ----------------------------------------------------------------------------- |
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124 // |
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125 // ----------------------------------------------------------------------------- |
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126 // |
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127 EXPORT_C void CMceCameraSource::GetCameraInfo( TCameraInfo& aInfo ) const |
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128 { |
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129 aInfo = iCameraInfo; |
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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 // |
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135 // ----------------------------------------------------------------------------- |
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136 // |
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137 EXPORT_C void CMceCameraSource::SetZoomFactorL( TInt aZoomFactor ) |
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138 { |
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139 __ASSERT_ALWAYS( aZoomFactor >= iCameraInfo.iMinZoom && |
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140 aZoomFactor <= iCameraInfo.iMaxZoom, |
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141 User::Leave( KErrArgument ) ); |
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142 |
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143 iZoomFactor = aZoomFactor; |
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144 } |
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145 |
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146 |
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147 // ----------------------------------------------------------------------------- |
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148 // |
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149 // ----------------------------------------------------------------------------- |
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150 // |
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151 EXPORT_C TInt CMceCameraSource::ZoomFactorL() |
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152 { |
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153 return iZoomFactor; |
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154 } |
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155 |
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156 |
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157 // ----------------------------------------------------------------------------- |
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158 // |
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159 // ----------------------------------------------------------------------------- |
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160 // |
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161 EXPORT_C void CMceCameraSource::SetDigitalZoomFactorL( TInt aDigitalZoomFactor ) |
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162 { |
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163 __ASSERT_ALWAYS( aDigitalZoomFactor >= KMinDigitalZoom && |
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164 aDigitalZoomFactor <= iCameraInfo.iMaxDigitalZoom, |
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165 User::Leave( KErrArgument ) ); |
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166 |
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167 iDigitalZoomFactor = aDigitalZoomFactor; |
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168 |
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169 } |
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170 |
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171 |
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172 // ----------------------------------------------------------------------------- |
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173 // |
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174 // ----------------------------------------------------------------------------- |
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175 // |
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176 EXPORT_C TInt CMceCameraSource::DigitalZoomFactorL() |
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177 { |
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178 return iDigitalZoomFactor; |
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179 } |
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180 |
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181 |
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182 // ----------------------------------------------------------------------------- |
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183 // |
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184 // ----------------------------------------------------------------------------- |
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185 // |
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186 EXPORT_C void CMceCameraSource::SetContrastL( TInt aContrast ) |
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187 { |
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188 |
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189 __ASSERT_ALWAYS( ( iCameraInfo.iOptionsSupported & |
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190 TCameraInfo::EContrastSupported ) == |
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191 TCameraInfo::EContrastSupported, |
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192 User::Leave( KErrNotSupported ) ); |
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193 |
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194 __ASSERT_ALWAYS( (( aContrast >= KMinContrast && |
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195 aContrast <= KMaxContrast ) || |
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196 aContrast == CCamera::EContrastAuto ), |
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197 User::Leave( KErrArgument ) ); |
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198 |
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199 |
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200 iContrast = aContrast; |
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201 |
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202 } |
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203 |
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204 |
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205 // ----------------------------------------------------------------------------- |
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206 // |
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207 // ----------------------------------------------------------------------------- |
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208 // |
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209 EXPORT_C TInt CMceCameraSource::ContrastL() |
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210 { |
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211 return iContrast; |
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212 } |
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213 |
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214 |
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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 EXPORT_C void CMceCameraSource::SetBrightnessL( TInt aBrightness ) |
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220 { |
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221 |
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222 __ASSERT_ALWAYS( ( iCameraInfo.iOptionsSupported & |
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223 TCameraInfo::EBrightnessSupported ) == |
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224 TCameraInfo::EBrightnessSupported, |
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225 User::Leave( KErrNotSupported ) ); |
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226 |
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227 __ASSERT_ALWAYS( (( aBrightness >= KMinBrightness && |
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228 aBrightness <= KMaxBrightness ) || |
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229 aBrightness == CCamera::EBrightnessAuto ), |
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230 User::Leave( KErrArgument ) ); |
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231 |
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232 iBrightness = aBrightness; |
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233 |
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234 } |
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235 |
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236 |
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237 // ----------------------------------------------------------------------------- |
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238 // |
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239 // ----------------------------------------------------------------------------- |
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240 // |
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241 EXPORT_C TInt CMceCameraSource::BrightnessL() |
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242 { |
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243 return iBrightness; |
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244 } |
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245 |
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246 |
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247 // ----------------------------------------------------------------------------- |
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248 // |
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249 // ----------------------------------------------------------------------------- |
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250 // |
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251 EXPORT_C void CMceCameraSource::SetExposureL( CCamera::TExposure aExposure ) |
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252 { |
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253 |
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254 __ASSERT_ALWAYS( ( iCameraInfo.iExposureModesSupported & aExposure ) == |
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255 aExposure, |
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256 User::Leave( KErrNotSupported ) ); |
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257 |
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258 iExposure = aExposure; |
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259 |
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260 } |
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261 |
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262 |
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263 |
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264 // ----------------------------------------------------------------------------- |
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265 // |
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266 // ----------------------------------------------------------------------------- |
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267 // |
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268 EXPORT_C CCamera::TExposure CMceCameraSource::ExposureL() |
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269 { |
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270 |
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271 |
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272 return static_cast<CCamera::TExposure>( iExposure ); |
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273 } |
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274 |
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275 |
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276 // ----------------------------------------------------------------------------- |
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277 // |
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278 // ----------------------------------------------------------------------------- |
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279 // |
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280 EXPORT_C void CMceCameraSource::SetWhiteBalanceL( |
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281 CCamera::TWhiteBalance aWhiteBalance ) |
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282 { |
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283 __ASSERT_ALWAYS( |
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284 ( iCameraInfo.iWhiteBalanceModesSupported & aWhiteBalance ) == |
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285 aWhiteBalance, |
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286 User::Leave( KErrNotSupported ) ); |
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287 |
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288 iWhiteBalance = aWhiteBalance; |
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289 |
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290 } |
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291 |
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292 |
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293 // ----------------------------------------------------------------------------- |
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294 // |
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295 // ----------------------------------------------------------------------------- |
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296 // |
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297 EXPORT_C CCamera::TWhiteBalance CMceCameraSource::WhiteBalanceL() |
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298 { |
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299 |
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300 return static_cast<CCamera::TWhiteBalance>( iWhiteBalance ); |
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301 } |
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302 |
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303 |
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304 // ----------------------------------------------------------------------------- |
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305 // |
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306 // ----------------------------------------------------------------------------- |
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307 // |
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308 void CMceCameraSource::InitializeL( CMceManager* /*aManager*/ ) |
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309 { |
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310 } |
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311 |
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312 |
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313 // ----------------------------------------------------------------------------- |
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314 // |
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315 // ----------------------------------------------------------------------------- |
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316 // |
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317 CMceCameraSource::CMceCameraSource() |
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318 :CMceMediaSource(), |
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319 iCameraIndex( 0 ), |
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320 iZoomFactor( 1 ), |
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321 iDigitalZoomFactor( 0 ), |
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322 iContrast( 0 ), |
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323 iBrightness( 0 ), |
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324 iExposure( CCamera::EExposureAuto ), |
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325 iWhiteBalance( CCamera::EWBAuto ) |
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326 { |
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327 iType = KMceCameraSource; |
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328 iCameraInfo.iMinZoom = 1; |
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329 iCameraInfo.iMaxZoom = 3; |
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330 iCameraInfo.iMaxDigitalZoom = 10; |
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331 } |
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332 |
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333 |
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334 // ----------------------------------------------------------------------------- |
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335 // |
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336 // ----------------------------------------------------------------------------- |
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337 // |
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338 void CMceCameraSource::ConstructL( CMceManager* /*aManager*/ ) |
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339 { |
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340 } |
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341 |
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