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 return self; |
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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 // ----------------------------------------------------------------------------- |
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69 // |
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70 EXPORT_C CMceCameraSource* CMceCameraSource::NewL() |
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71 { |
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72 CMceCameraSource* self = CMceCameraSource::NewLC(); |
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73 CleanupStack::Pop( self ); |
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74 return self; |
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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 // |
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82 EXPORT_C CMceCameraSource* CMceCameraSource::NewLC() |
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83 { |
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84 CMceCameraSource* self = new( ELeave )CMceCameraSource(); |
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85 CleanupStack::PushL( self ); |
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86 return self; |
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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 // ----------------------------------------------------------------------------- |
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92 // |
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93 EXPORT_C CMceCameraSource::~CMceCameraSource() |
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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 // |
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102 EXPORT_C void CMceCameraSource::EnableL() |
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103 { |
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104 CMceMediaSource::DoEnableL(); |
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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 // |
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112 EXPORT_C void CMceCameraSource::DisableL() |
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113 { |
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114 CMceMediaSource::DoDisableL(); |
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115 } |
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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 // ----------------------------------------------------------------------------- |
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121 // |
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122 EXPORT_C TInt CMceCameraSource::CamerasAvailable() const |
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123 { |
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124 return iCameraCount; |
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125 } |
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126 |
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127 |
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128 // ----------------------------------------------------------------------------- |
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129 // |
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130 // ----------------------------------------------------------------------------- |
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131 // |
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132 EXPORT_C void CMceCameraSource::SetCameraIndexL( TInt aCameraIndex ) |
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133 { |
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134 __ASSERT_ALWAYS( aCameraIndex >= 0 && |
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135 aCameraIndex < this->CamerasAvailable(), |
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136 User::Leave( KErrArgument ) ); |
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137 |
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138 |
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139 iCameraIndex = aCameraIndex; |
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140 |
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141 } |
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142 |
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143 |
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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 EXPORT_C void CMceCameraSource::GetCameraInfo( TCameraInfo& aInfo ) const |
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149 { |
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150 aInfo = iCameraInfo; |
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151 |
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152 aInfo.iMaxZoom += iCameraIndex*5; |
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153 aInfo.iMaxDigitalZoom += iCameraIndex*5; |
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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::SetZoomFactorL( TInt aZoomFactor ) |
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162 { |
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163 __ASSERT_ALWAYS( aZoomFactor >= iCameraInfo.iMinZoom && |
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164 aZoomFactor <= iCameraInfo.iMaxZoom, |
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165 User::Leave( KErrArgument ) ); |
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166 |
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167 iZoomFactor = aZoomFactor; |
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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 EXPORT_C TInt CMceCameraSource::ZoomFactorL() |
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176 { |
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177 return iZoomFactor; |
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178 } |
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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 EXPORT_C void CMceCameraSource::SetDigitalZoomFactorL( TInt aDigitalZoomFactor ) |
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186 { |
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187 __ASSERT_ALWAYS( aDigitalZoomFactor >= KMinDigitalZoom && |
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188 aDigitalZoomFactor <= iCameraInfo.iMaxDigitalZoom, |
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189 User::Leave( KErrArgument ) ); |
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190 |
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191 iDigitalZoomFactor = aDigitalZoomFactor; |
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192 |
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193 } |
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194 |
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195 |
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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 EXPORT_C TInt CMceCameraSource::DigitalZoomFactorL() |
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201 { |
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202 return iDigitalZoomFactor; |
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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 // |
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210 EXPORT_C void CMceCameraSource::SetContrastL( TInt aContrast ) |
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211 { |
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212 |
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213 __ASSERT_ALWAYS( ( iCameraInfo.iOptionsSupported & |
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214 TCameraInfo::EContrastSupported ) == |
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215 TCameraInfo::EContrastSupported, |
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216 User::Leave( KErrNotSupported ) ); |
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217 |
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218 __ASSERT_ALWAYS( (( aContrast >= KMinContrast && |
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219 aContrast <= KMaxContrast ) || |
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220 aContrast == CCamera::EContrastAuto ), |
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221 User::Leave( KErrArgument ) ); |
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222 |
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223 |
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224 iContrast = aContrast; |
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225 |
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226 } |
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227 |
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228 |
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229 // ----------------------------------------------------------------------------- |
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230 // |
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231 // ----------------------------------------------------------------------------- |
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232 // |
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233 EXPORT_C TInt CMceCameraSource::ContrastL() |
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234 { |
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235 return iContrast; |
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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 // ----------------------------------------------------------------------------- |
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242 // |
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243 EXPORT_C void CMceCameraSource::SetBrightnessL( TInt aBrightness ) |
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244 { |
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245 |
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246 __ASSERT_ALWAYS( ( iCameraInfo.iOptionsSupported & |
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247 TCameraInfo::EBrightnessSupported ) == |
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248 TCameraInfo::EBrightnessSupported, |
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249 User::Leave( KErrNotSupported ) ); |
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250 |
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251 __ASSERT_ALWAYS( (( aBrightness >= KMinBrightness && |
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252 aBrightness <= KMaxBrightness ) || |
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253 aBrightness == CCamera::EBrightnessAuto ), |
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254 User::Leave( KErrArgument ) ); |
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255 |
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256 iBrightness = aBrightness; |
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257 |
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258 } |
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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 EXPORT_C TInt CMceCameraSource::BrightnessL() |
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266 { |
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267 return iBrightness; |
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268 } |
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269 |
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270 |
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271 // ----------------------------------------------------------------------------- |
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272 // |
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273 // ----------------------------------------------------------------------------- |
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274 // |
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275 EXPORT_C void CMceCameraSource::SetExposureL( CCamera::TExposure aExposure ) |
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276 { |
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277 |
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278 __ASSERT_ALWAYS( ( iCameraInfo.iExposureModesSupported & aExposure ) == |
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279 aExposure, |
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280 User::Leave( KErrNotSupported ) ); |
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281 |
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282 iExposure = aExposure; |
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283 |
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284 } |
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285 |
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286 |
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287 |
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288 // ----------------------------------------------------------------------------- |
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289 // |
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290 // ----------------------------------------------------------------------------- |
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291 // |
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292 EXPORT_C CCamera::TExposure CMceCameraSource::ExposureL() |
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293 { |
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294 |
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295 |
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296 return static_cast<CCamera::TExposure>( iExposure ); |
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297 } |
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298 |
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299 |
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300 // ----------------------------------------------------------------------------- |
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301 // |
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302 // ----------------------------------------------------------------------------- |
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303 // |
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304 EXPORT_C void CMceCameraSource::SetWhiteBalanceL( |
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305 CCamera::TWhiteBalance aWhiteBalance ) |
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306 { |
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307 __ASSERT_ALWAYS( |
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308 ( iCameraInfo.iWhiteBalanceModesSupported & aWhiteBalance ) == |
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309 aWhiteBalance, |
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310 User::Leave( KErrNotSupported ) ); |
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311 |
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312 iWhiteBalance = aWhiteBalance; |
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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 // ----------------------------------------------------------------------------- |
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318 // |
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319 // ----------------------------------------------------------------------------- |
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320 // |
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321 EXPORT_C CCamera::TWhiteBalance CMceCameraSource::WhiteBalanceL() |
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322 { |
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323 |
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324 return static_cast<CCamera::TWhiteBalance>( iWhiteBalance ); |
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325 } |
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326 |
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327 |
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328 // ----------------------------------------------------------------------------- |
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329 // |
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330 // ----------------------------------------------------------------------------- |
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331 // |
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332 void CMceCameraSource::InitializeL( CMceManager* /*aManager*/ ) |
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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 // |
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339 // ----------------------------------------------------------------------------- |
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340 // |
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341 CMceCameraSource::CMceCameraSource() |
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342 :CMceMediaSource(), |
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343 iCameraIndex( 0 ), |
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344 iZoomFactor( 1 ), |
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345 iDigitalZoomFactor( 0 ), |
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346 iContrast( 0 ), |
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347 iBrightness( 0 ), |
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348 iExposure( CCamera::EExposureAuto ), |
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349 iWhiteBalance( CCamera::EWBAuto ), |
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350 iCameraCount ( 2 ) |
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351 { |
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352 iType = KMceCameraSource; |
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353 iCameraInfo.iMinZoom = 1; |
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354 iCameraInfo.iMaxZoom = 3; |
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355 iCameraInfo.iMaxDigitalZoom = 10; |
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356 } |
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