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1 /* |
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2 * Copyright (c) 2005 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: MyLogo converter. |
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15 * |
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16 */ |
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17 |
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18 // INCLUDE FILES |
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19 #include "CPEngMyLogoConverter.h" |
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20 #include "PresenceDebugPrint.h" |
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21 |
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22 #include <E32Std.h> |
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23 #include <PEngWVPresenceAttributes2.h> |
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24 #include <ImageConversion.h> |
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25 #include <BitmapTransforms.h> |
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26 |
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27 |
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28 |
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29 //LOCAL constants |
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30 namespace |
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31 { |
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32 //MyLogo image frame |
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33 const TInt KPEngMyLogoFrame = 0; |
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34 |
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35 //MyLogo converter panics |
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36 _LIT( KPEngMyLogoConverterPanic, "MyLogoConv" ); |
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37 |
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38 //MyLogo converter panic reasons |
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39 enum TPEngMyLogoConverterPanicReasons |
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40 { |
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41 EConvUnkownConvertState, |
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42 EConvNoImageDecoder, |
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43 EConvNoMyLogoBitmap, |
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44 EConvMyLogoBitmapExists, |
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45 EConvMyLogoEncoderExists, |
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46 EConvMyLogoScalerExists, |
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47 EConvParamsMissingNotifyNewLogo, |
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48 EConvParamsMissingVerifyMyLogoRequirements1, |
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49 EConvParamsMissingVerifyMyLogoRequirements2 |
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50 }; |
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51 } |
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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 // ============================ MEMBER FUNCTIONS =============================== |
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57 |
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58 |
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59 // ----------------------------------------------------------------------------- |
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60 // CPEngMyLogoConverter::FileNewL() |
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61 // ----------------------------------------------------------------------------- |
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62 // |
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63 CPEngMyLogoConverter* CPEngMyLogoConverter::FileNewL( const TDesC& aFileName, |
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64 MPEngMyLogoConversionObserver& aObserver ) |
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65 { |
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66 CPEngMyLogoConverter* self = new ( ELeave ) CPEngMyLogoConverter( aObserver ); |
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67 CleanupStack::PushL( self ); |
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68 self->ConstructFromFileL( aFileName ); |
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69 CleanupStack::Pop( self ); |
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70 return self; |
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71 } |
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72 |
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73 |
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74 // ----------------------------------------------------------------------------- |
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75 // CPEngMyLogoConverter::DataNewL() |
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76 // ----------------------------------------------------------------------------- |
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77 // |
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78 CPEngMyLogoConverter* CPEngMyLogoConverter::DataNewL( const TDesC8& aImageData, |
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79 MPEngMyLogoConversionObserver& aObserver ) |
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80 { |
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81 CPEngMyLogoConverter* self = new ( ELeave ) CPEngMyLogoConverter( aObserver ); |
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82 CleanupStack::PushL( self ); |
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83 self->ConstructFromDataL( aImageData ); |
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84 CleanupStack::Pop( self ); |
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85 return self; |
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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 // Destructor |
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91 CPEngMyLogoConverter::~CPEngMyLogoConverter() |
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92 { |
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93 CActive::Cancel(); |
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94 iObserver.HandleConverterDestroy(); |
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95 |
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96 delete iImageDataBuffer; |
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97 delete iImageMimeTypeBuffer; |
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98 delete iImageFileNameBuffer; |
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99 delete iImageDecoder; |
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100 delete iImageEncoder; |
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101 delete iBitmapScaler; |
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102 delete iMyLogoBitmap; |
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103 |
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104 iFs.Close(); |
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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 // CPEngMyLogoConverter::CPEngMyLogoConverter |
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110 // C++ default constructor can NOT contain any code, that |
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111 // might leave. |
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112 // ----------------------------------------------------------------------------- |
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113 // |
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114 CPEngMyLogoConverter::CPEngMyLogoConverter( MPEngMyLogoConversionObserver& aObserver ) |
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115 : CActive( EPriorityIdle ), |
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116 iState( EConverterIdle ), |
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117 iObserver( aObserver ) |
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118 { |
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119 CActiveScheduler::Add( this ); |
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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 // CPEngMyLogoConverter::ConstructFromFileL() |
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125 // Symbian 2nd phase constructor can leave. |
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126 // ----------------------------------------------------------------------------- |
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127 // |
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128 void CPEngMyLogoConverter::ConstructFromFileL( const TDesC& aImageFile ) |
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129 { |
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130 User::LeaveIfError( iFs.Connect() ); |
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131 iImageFileNameBuffer = aImageFile.AllocL(); |
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132 |
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133 if ( aImageFile.Length() > 0 ) |
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134 { |
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135 RFile imageFile; |
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136 CleanupClosePushL( imageFile ); |
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137 |
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138 |
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139 //Try open source file with different access modes |
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140 TInt openErr = imageFile.Open( iFs, aImageFile, EFileShareReadersOnly ); |
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141 if ( openErr != KErrNone ) |
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142 { |
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143 openErr = imageFile.Open( iFs, aImageFile, EFileShareAny | EFileStream ); |
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144 } |
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145 User::LeaveIfError( openErr ); |
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146 |
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147 |
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148 //And read file contents to buffer |
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149 TInt fileSize; |
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150 User::LeaveIfError( imageFile.Size( fileSize ) ); |
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151 iImageDataBuffer = HBufC8::NewL( fileSize ); |
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152 TPtr8 imageData( iImageDataBuffer->Des() ); |
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153 |
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154 User::LeaveIfError( imageFile.Read( imageData ) ); |
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155 |
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156 CleanupStack::PopAndDestroy(); // imageFile |
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157 |
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158 |
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159 //And open image decoder to buffer |
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160 iImageDecoder = CImageDecoder::DataNewL( iFs, |
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161 *iImageDataBuffer, |
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162 CImageDecoder::EOptionAlwaysThread ); |
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163 } |
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164 |
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165 else |
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166 { |
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167 iImageDataBuffer = HBufC8::NewL( 0 ); |
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168 iImageMimeTypeBuffer = HBufC8::NewL( 0 ); |
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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 // CPEngMyLogoConverter::ConstructFromDataL() |
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176 // Symbian 2nd phase constructor can leave. |
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177 // ----------------------------------------------------------------------------- |
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178 // |
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179 void CPEngMyLogoConverter::ConstructFromDataL( const TDesC8& aImageData ) |
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180 { |
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181 iImageFileNameBuffer = HBufC::NewL( 0 ); |
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182 |
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183 if ( aImageData.Length() > 0 ) |
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184 { |
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185 //Make a local copy from image |
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186 iImageDataBuffer = aImageData.AllocL(); |
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187 |
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188 //And open image decoder to buffer |
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189 iImageDecoder = CImageDecoder::DataNewL( iFs, |
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190 *iImageDataBuffer, |
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191 CImageDecoder::EOptionAlwaysThread ); |
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192 } |
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193 |
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194 else |
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195 { |
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196 iImageDataBuffer = HBufC8::NewL( 0 ); |
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197 iImageMimeTypeBuffer = HBufC8::NewL( 0 ); |
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198 } |
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199 } |
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200 |
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201 // ----------------------------------------------------------------------------- |
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202 // CPEngMyLogoConverter::IssueConvert() |
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203 // ----------------------------------------------------------------------------- |
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204 // |
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205 void CPEngMyLogoConverter::IssueConvert( TRequestStatus& aRequestStatus ) |
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206 { |
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207 //Issue first image processing round |
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208 iStatus = KRequestPending; |
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209 SetStateActive( EConverterIdle ); |
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210 |
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211 TRequestStatus *s = &iStatus; |
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212 User::RequestComplete( s, KErrNone ); |
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213 |
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214 //And cache client request status so it can be signalled later |
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215 //Client request status must be also set to pending state.. |
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216 iClientRequest = &aRequestStatus; |
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217 *iClientRequest = KRequestPending; |
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218 } |
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219 |
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220 |
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221 // ----------------------------------------------------------------------------- |
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222 // CPEngMyLogoConverter::RunL() |
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223 // From CActive |
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224 // ----------------------------------------------------------------------------- |
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225 // |
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226 void CPEngMyLogoConverter::RunL() |
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227 { |
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228 PENG_DP( D_PENG_LIT( "CPEngMyLogoConverter::RunL() iState[%d], iStatus[%d]" ), |
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229 iState, iStatus.Int() ); |
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230 |
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231 switch ( iState ) |
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232 { |
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233 case EConverterIdle: |
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234 { |
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235 if ( VerifyMyLogoRequirementsL() ) |
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236 { |
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237 NotifyNewLogo(); |
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238 ConversionCompletedD( KErrNone ); |
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239 } |
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240 |
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241 else |
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242 { |
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243 IssueImageOpenToBitmapL(); |
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244 SetStateActive( EImageOpenToBitmap ); |
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245 } |
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246 |
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247 break; |
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248 } |
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249 |
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250 case EImageOpenToBitmap: |
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251 { |
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252 User::LeaveIfError( iStatus.Int() ); |
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253 |
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254 delete iImageDecoder; |
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255 iImageDecoder = NULL; |
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256 |
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257 IssueBitmapScaleDownL(); |
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258 SetStateActive( EBitmapScaleDown ); |
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259 break; |
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260 } |
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261 |
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262 |
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263 case EBitmapScaleDown: |
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264 { |
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265 User::LeaveIfError( iStatus.Int() ); |
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266 |
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267 delete iBitmapScaler; |
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268 iBitmapScaler = NULL; |
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269 |
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270 IssueBitmapStoreToImageL(); |
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271 SetStateActive( EBitmapStoreToImage ); |
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272 break; |
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273 } |
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274 |
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275 case EBitmapStoreToImage: |
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276 { |
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277 User::LeaveIfError( iStatus.Int() ); |
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278 if ( iImageDataBuffer->Size() > KPEngWVMyLogoImageMaxByteSize ) |
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279 { |
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280 User::Leave( KErrTooBig ); |
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281 } |
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282 |
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283 NotifyNewLogo(); |
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284 ConversionCompletedD( KErrNone ); |
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285 break; |
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286 } |
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287 |
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288 |
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289 default: |
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290 { |
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291 PanicConverter( EConvUnkownConvertState ); |
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292 break; |
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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 |
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298 |
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299 // ----------------------------------------------------------------------------- |
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300 // CPEngMyLogoConverter::RunError() |
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301 // From CActive |
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302 // ----------------------------------------------------------------------------- |
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303 // |
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304 TInt CPEngMyLogoConverter::RunError( TInt aError ) |
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305 { |
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306 PENG_DP( D_PENG_LIT( "CPEngMyLogoConverter::RunError [%d]" ), aError ); |
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307 |
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308 //RunL() has leaved. Stop the processing. |
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309 ConversionCompletedD( aError ); |
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310 |
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311 return KErrNone; |
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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 // CPEngMyLogoConverter::DoCancel() |
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317 // From CActive |
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318 // ----------------------------------------------------------------------------- |
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319 // |
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320 void CPEngMyLogoConverter::DoCancel() |
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321 { |
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322 //cancel the operation step currently running... |
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323 switch ( iState ) |
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324 { |
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325 case EConverterIdle: |
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326 { |
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327 //no issued request to cancel |
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328 break; |
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329 } |
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330 |
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331 case EImageOpenToBitmap: |
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332 { |
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333 iImageDecoder->Cancel(); |
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334 break; |
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335 } |
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336 |
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337 case EBitmapScaleDown: |
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338 { |
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339 iBitmapScaler->Cancel(); |
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340 break; |
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341 } |
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342 |
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343 case EBitmapStoreToImage: |
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344 { |
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345 iImageEncoder->Cancel(); |
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346 break; |
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347 } |
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348 |
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349 default: |
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350 { |
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351 //nothing to do |
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352 break; |
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353 } |
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354 } |
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355 |
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356 //and complete original client request |
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357 User::RequestComplete( iClientRequest, KErrCancel ); |
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358 } |
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359 |
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360 |
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361 // ----------------------------------------------------------------------------- |
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362 // CPEngMyLogoConverter::SetStateActive() |
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363 // ----------------------------------------------------------------------------- |
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364 // |
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365 void CPEngMyLogoConverter::SetStateActive( TLogoConverterState aNewState ) |
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366 { |
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367 SetActive(); |
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368 iState = aNewState; |
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369 |
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370 //Give other threads a chance |
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371 User::After( 0 ); // CSI: 92 # |
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372 } |
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373 |
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374 |
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375 |
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376 // ----------------------------------------------------------------------------- |
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377 // CPEngMyLogoConverter::VerifyMyLogoRequirements() |
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378 // ----------------------------------------------------------------------------- |
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379 // |
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380 TBool CPEngMyLogoConverter::VerifyMyLogoRequirementsL() |
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381 { |
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382 __ASSERT_DEBUG( iImageDataBuffer, |
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383 PanicConverter( EConvParamsMissingVerifyMyLogoRequirements1 ) ); |
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384 |
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385 if ( iImageDataBuffer->Length() == 0 ) |
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386 { |
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387 //Empty logo - no processing needed |
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388 return ETrue; |
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389 } |
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390 |
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391 |
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392 //verify image properties |
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393 __ASSERT_DEBUG( iImageDecoder && !iImageMimeTypeBuffer, |
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394 PanicConverter( EConvParamsMissingVerifyMyLogoRequirements2 ) ); |
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395 |
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396 if ( iImageDecoder->FrameCount() == 0 ) |
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397 { |
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398 User::Leave( KErrNotSupported ); //no frames in image |
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399 } |
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400 |
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401 |
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402 TFrameInfo fi; |
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403 fi = iImageDecoder->FrameInfo( KPEngMyLogoFrame ); |
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404 |
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405 |
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406 TUid imageType; |
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407 TUid imageSubType; |
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408 iImageDecoder->ImageType( KPEngMyLogoFrame, imageType, imageSubType ); |
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409 |
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410 |
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411 //Check image type |
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412 if ( ( imageType != KImageTypeGIFUid ) && ( imageType != KImageTypeJPGUid ) ) |
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413 { |
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414 PENG_DP( D_PENG_LIT( "CPEngMyLogoConverter::VerifyMyLogoRequirementsL() - wrong image format [%08x]" ), |
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415 imageType.iUid ); |
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416 return EFalse; |
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417 } |
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418 |
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419 //Check image pixel size |
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420 if ( ( fi.iOverallSizeInPixels.iHeight > KPEngWVMyLogoImageMaxHeight ) || |
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421 ( fi.iOverallSizeInPixels.iWidth > KPEngWVMyLogoImageMaxWidth ) ) |
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422 { |
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423 PENG_DP( D_PENG_LIT( "CPEngMyLogoConverter::VerifyMyLogoRequirementsL() - image pixel size too big h[%d] w[%d]" ), |
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424 fi.iOverallSizeInPixels.iHeight, fi.iOverallSizeInPixels.iWidth ); |
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425 return EFalse; |
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426 } |
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427 |
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428 //Check image byte size |
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429 if ( iImageDataBuffer->Size() > KPEngWVMyLogoImageMaxByteSize ) |
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430 { |
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431 PENG_DP( D_PENG_LIT( "CPEngMyLogoConverter::VerifyMyLogoRequirementsL() - image byte size too big [%d]" ), |
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432 iImageDataBuffer->Size() ); |
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433 return EFalse; |
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434 } |
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435 |
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436 |
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437 //Perfectly OK logo image. |
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438 if ( imageType == KImageTypeGIFUid ) |
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439 { |
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440 iImageMimeTypeBuffer = KPEngWVMyLogoMimeImageGif().AllocL(); |
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441 } |
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442 else |
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443 { |
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444 iImageMimeTypeBuffer = KPEngWVMyLogoMimeJpeg().AllocL(); |
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445 } |
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446 |
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447 return ETrue; |
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448 } |
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449 |
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450 |
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451 |
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452 // ----------------------------------------------------------------------------- |
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453 // CPEngMyLogoConverter::IssueImageOpenToBitmapL() |
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454 // ----------------------------------------------------------------------------- |
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455 // |
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456 void CPEngMyLogoConverter::IssueImageOpenToBitmapL() |
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457 { |
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458 __ASSERT_DEBUG( !iMyLogoBitmap, |
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459 PanicConverter( EConvMyLogoBitmapExists ) ); |
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460 |
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461 __ASSERT_DEBUG( iImageDecoder, |
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462 PanicConverter( EConvNoImageDecoder ) ); |
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463 |
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464 |
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465 //For future: This could be optimized to take just 1/8 sized image... |
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466 TFrameInfo fi; |
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467 fi = iImageDecoder->FrameInfo( KPEngMyLogoFrame ); |
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468 |
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469 iMyLogoBitmap = new( ELeave ) CFbsBitmap; |
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470 User::LeaveIfError( iMyLogoBitmap->Create( fi.iOverallSizeInPixels, |
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471 fi.iFrameDisplayMode ) ); |
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472 |
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473 iImageDecoder->Convert( &iStatus, *iMyLogoBitmap, KPEngMyLogoFrame ); |
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474 } |
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475 |
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476 |
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477 |
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478 // ----------------------------------------------------------------------------- |
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479 // CPEngMyLogoConverter::IssueBitmapScaleDownL() |
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480 // ----------------------------------------------------------------------------- |
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481 // |
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482 void CPEngMyLogoConverter::IssueBitmapScaleDownL() |
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483 { |
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484 __ASSERT_DEBUG( !iBitmapScaler, |
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485 PanicConverter( EConvMyLogoScalerExists ) ); |
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486 |
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487 __ASSERT_DEBUG( iMyLogoBitmap, |
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488 PanicConverter( EConvNoMyLogoBitmap ) ); |
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489 |
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490 |
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491 iBitmapScaler = CBitmapScaler::NewL(); |
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492 iBitmapScaler->Scale( &iStatus, |
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493 *iMyLogoBitmap, |
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494 TSize( KPEngWVMyLogoImageMaxWidth, KPEngWVMyLogoImageMaxHeight ), |
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495 ETrue ); |
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496 } |
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497 |
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498 |
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499 // ----------------------------------------------------------------------------- |
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500 // CPEngMyLogoConverter::IssueBitmapStoreToImageL() |
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501 // ----------------------------------------------------------------------------- |
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502 // |
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503 void CPEngMyLogoConverter::IssueBitmapStoreToImageL() |
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504 { |
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505 __ASSERT_DEBUG( !iImageEncoder && !iImageMimeTypeBuffer, |
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506 PanicConverter( EConvMyLogoEncoderExists ) ); |
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507 |
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508 __ASSERT_DEBUG( iMyLogoBitmap, |
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509 PanicConverter( EConvNoMyLogoBitmap ) ); |
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510 |
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511 |
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512 iImageMimeTypeBuffer = KPEngWVMyLogoMimeJpeg().AllocL(); |
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513 |
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514 delete iImageDataBuffer; |
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515 iImageDataBuffer = NULL; |
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516 |
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517 iImageEncoder = CImageEncoder::DataNewL( iImageDataBuffer, |
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518 KPEngWVMyLogoMimeJpeg, |
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519 CImageEncoder::EOptionAlwaysThread ); |
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520 iImageEncoder->SetThumbnail( EFalse ); |
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521 iImageEncoder->Convert( &iStatus, *iMyLogoBitmap ); |
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522 } |
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523 |
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524 |
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525 |
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526 // ----------------------------------------------------------------------------- |
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527 // CPEngMyLogoConverter::NotifyNewLogo() |
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528 // ----------------------------------------------------------------------------- |
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529 // |
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530 void CPEngMyLogoConverter::NotifyNewLogo() |
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531 { |
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532 __ASSERT_DEBUG( iImageDataBuffer && iImageMimeTypeBuffer && iImageFileNameBuffer, |
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533 PanicConverter( EConvParamsMissingNotifyNewLogo ) ); |
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534 |
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535 |
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536 |
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537 iObserver.HandleNewMyLogo( iImageDataBuffer, iImageMimeTypeBuffer, iImageFileNameBuffer ); |
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538 |
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539 //HandleNewMyLogo took the ownership of passed |
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540 //iImageDataBuffer and iImageMimeTypeBuffer and iImageFileNameBuffer |
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541 //==> NULL own member pointers |
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542 iImageDataBuffer = NULL; |
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543 iImageMimeTypeBuffer = NULL; |
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544 iImageFileNameBuffer = NULL; |
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545 } |
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546 |
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547 |
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548 |
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549 // ----------------------------------------------------------------------------- |
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550 // CPEngMyLogoConverter::ConversionCompletedD() |
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551 // ----------------------------------------------------------------------------- |
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552 // |
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553 void CPEngMyLogoConverter::ConversionCompletedD( TInt aStatus ) |
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554 { |
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555 User::RequestComplete( iClientRequest, aStatus ); |
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556 delete this; |
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557 } |
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558 |
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559 |
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560 // ----------------------------------------------------------------------------- |
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561 // CPEngMyLogoConverter::PanicConverter() |
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562 // ----------------------------------------------------------------------------- |
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563 // |
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564 void CPEngMyLogoConverter::PanicConverter( TInt aPanicReason ) const |
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565 { |
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566 User::Panic( KPEngMyLogoConverterPanic, aPanicReason ); |
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567 } |
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568 |
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569 |
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570 |
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571 // End of File |
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572 |
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573 |