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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: |
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15 * Utility class for resolving whether a file can be |
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16 * sent over MMS or not. |
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17 * |
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18 */ |
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19 |
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20 |
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21 |
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22 #ifndef __MMSCONFORMANCE_H |
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23 #define __MMSCONFORMANCE_H |
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24 |
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25 // INCLUDES |
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26 |
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27 #include <e32std.h> |
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28 #include <e32base.h> // CBase |
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29 |
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30 #include <msgmedia.hrh> |
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31 |
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32 // CONSTANTS |
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33 |
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34 // Message class size limits |
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35 // - from OMA MMS Conformance Document v1.2 |
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36 const TInt KClassMaxSizeText = 30 * 1024; // 30k |
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37 const TInt KClassMaxSizeImageRich = 100 * 1024; // 100k |
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38 const TInt KClassMaxSizeVideoRich = 300 * 1024; // 300k |
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39 // - from OMA MMS Conformance Document v1.3 |
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40 const TInt KClassMaxSizeMegapixel = 600 * 1024; // 600k |
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41 |
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42 // Image size definitions |
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43 // - from OMA MMS Conformance Document v1.2 |
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44 const TInt KImageBasicWidth = 160; |
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45 const TInt KImageBasicHeight = 120; |
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46 const TInt KImageRichWidth = 640; |
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47 const TInt KImageRichHeight = 480; |
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48 // - from OMA MMS Conformance Document v1.3 |
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49 const TInt KImageMegapixelWidth = 1600; |
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50 const TInt KImageMegapixelHeight = 1200; |
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51 |
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52 // Video size definitions |
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53 // - from ITU-T Recommendation H.263 |
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54 // (referenced from 3GPP TS 26.140 |
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55 // (referenced from OMA MMS Conformance Document v1.2)) |
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56 const TInt KMmsQCIFSizeWidth = 176; |
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57 const TInt KMmsQCIFSizeHeight = 144; |
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58 const TInt KMmsSubQCIFSizeWidth = 128; |
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59 const TInt KMmsSubQCIFSizeHeight = 96; |
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60 |
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61 // MACROS |
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62 |
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63 // FORWARD DECLARATIONS |
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64 |
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65 // DATA TYPES |
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66 |
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67 // MACROS |
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68 |
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69 // FORWARD DECLARATIONS |
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70 class CMsgMediaInfo; |
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71 |
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72 // DATA TYPES |
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73 |
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74 enum TMmsConfClass |
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75 { |
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76 EMmsClassUnclassified = 0, |
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77 // The order of classes matter. They must be in "ascending order". |
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78 EMmsClassText, |
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79 EMmsClassImageBasic, |
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80 EMmsClassImageRich, |
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81 EMmsClassVideoBasic, |
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82 EMmsClassVideoRich, |
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83 EMmsClassMegapixel |
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84 }; |
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85 |
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86 enum TMmsConfStatus |
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87 { |
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88 EMmsConfOk = 0x0000, |
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89 EMmsConfNokDRM = 0x0001, |
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90 EMmsConfNokConversionNeeded = 0x0002, |
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91 EMmsConfNokScalingNeeded = 0x0004, |
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92 EMmsConfNokTooBig = 0x0008, |
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93 EMmsConfNokNotEnoughInfo = 0x0010, |
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94 EMmsConfNokNotSupported = 0x0020, |
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95 EMmsConfNokFreeModeOnly = 0x0040, |
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96 EMmsConfNokCorrupt = 0x0080 |
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97 }; |
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98 |
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99 NONSHARABLE_CLASS( TMmsConformance ) |
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100 { |
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101 public: |
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102 |
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103 /** |
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104 * Default constructor |
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105 */ |
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106 inline TMmsConformance(); |
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107 |
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108 /** |
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109 * Constructor |
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110 */ |
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111 inline TMmsConformance( |
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112 TMmsConfClass aConfClass, |
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113 TUint32 aConfStatus, |
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114 TBool aAdaptation ); |
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115 |
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116 /** |
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117 * Copy constructor |
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118 * @param aConformance Data to copy |
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119 */ |
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120 inline TMmsConformance( const TMmsConformance& aConformance ); |
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121 |
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122 public: // data |
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123 TMmsConfClass iConfClass; |
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124 TUint32 iConfStatus; |
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125 TBool iCanAdapt; |
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126 }; |
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127 |
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128 class CMmsConformance; |
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129 typedef void (CMmsConformance::*LocalFuncPtr) (void); |
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130 |
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131 // FUNCTION PROTOTYPES |
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132 |
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133 // CLASS DECLARATION |
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134 /** |
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135 * CMmsConformance... |
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136 * |
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137 * @lib MsgMedia.lib |
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138 * @since 3.1 |
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139 */ |
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140 NONSHARABLE_CLASS( CMmsConformance ) : public CBase |
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141 { |
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142 public: // New methods |
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143 |
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144 /** |
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145 * Factory method. |
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146 * |
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147 * @param aFs IN Fileserver session. |
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148 * @return Pointer to instance in CleanupStack |
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149 */ |
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150 IMPORT_C static CMmsConformance* NewLC(); |
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151 |
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152 /** |
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153 * Factory method. |
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154 * |
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155 * @param aFs IN Fileserver session. |
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156 * @return Pointer to instance |
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157 */ |
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158 IMPORT_C static CMmsConformance* NewL(); |
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159 |
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160 /** |
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161 * Destructor |
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162 */ |
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163 virtual ~CMmsConformance(); |
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164 |
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165 /** |
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166 * Checks whether the MIME type is MMS conformant or not. |
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167 * |
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168 * @param aMimeType IN Mime type of the file. |
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169 * @return ETrue, if it's ok to send the |
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170 * EFalse, otherwise |
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171 */ |
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172 IMPORT_C TBool IsConformantMime( const TPtrC8& aMimeType ); |
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173 |
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174 /** |
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175 * Resolves conformance status of the given media object. |
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176 * |
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177 * @param aMediaInfo IN Mime type of the file. |
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178 * @return ETrue, if it's ok to send the |
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179 * EFalse, otherwise |
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180 */ |
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181 IMPORT_C TMmsConformance MediaConformance( CMsgMediaInfo& aMediaInfo ); |
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182 |
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183 /** |
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184 * Static version of the function that returns |
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185 * the OMA Conformance Document version |
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186 * supported by the current implementation. |
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187 * |
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188 * @return Conformance version defined in "mmsversion.h" |
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189 */ |
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190 IMPORT_C static TUint8 ConformanceVersionL(); |
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191 |
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192 /** |
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193 * Get the OMA Conformance Document version |
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194 * supported by the current implementation. |
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195 * |
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196 * @return Conformance version defined in "mmsversion.h" |
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197 */ |
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198 inline TUint8 ConformanceVersion() const; |
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199 |
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200 /** |
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201 * Get maximum send size of a multimedia message |
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202 * |
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203 * @return Maximum send size in bytes |
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204 */ |
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205 inline TUint32 MaxSendSize() const; |
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206 |
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207 /** |
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208 * Set maximum send size for a multimedia message |
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209 * |
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210 * The default max send size (in MMS Settings) can |
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211 * be overriden with this function. |
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212 * |
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213 * NOTICE! There is no guarantee that the message can |
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214 * be sent if the size is defined bigger than |
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215 * the default max send size. |
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216 * |
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217 * @param aMaxSize 0, unlimited |
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218 * other value, max send size in bytes |
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219 */ |
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220 inline void SetMaxSendSize( TUint32 aMaxSize ); |
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221 |
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222 /** |
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223 * User changeable creation mode |
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224 * |
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225 * @return ETrue, user can change MMS Creation mode |
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226 * EFalse, otherwise |
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227 */ |
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228 inline TBool CreationModeUserChangeable() const; |
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229 |
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230 /** |
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231 * Get MMS creation mode |
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232 * |
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233 * @return ETrue, Set creation mode to "free" (or "guided") |
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234 * EFalse, Set creation mode to "restricted" |
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235 */ |
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236 inline TBool CreationMode() const; |
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237 |
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238 /** |
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239 * Set MMS creation mode |
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240 * |
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241 * The default creation mode (in MMS Settings) can |
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242 * be overriden with this function. |
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243 * |
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244 * @param aFree ETrue, Set creation mode to "free" |
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245 * EFalse, Set creation mode to "restricted" |
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246 */ |
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247 inline void SetCreationMode( TBool aFree ); |
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248 |
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249 /** |
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250 * Set image size setting |
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251 * |
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252 * The default image size setting (in MMS Settings) can |
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253 * be overriden with this function. |
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254 * |
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255 * NOTICE! There is no guarantee that the message can |
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256 * be sent if the size is defined bigger than |
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257 * the default max send size. |
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258 * |
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259 * @param aImageSize Image size in pixels |
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260 */ |
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261 inline void SetImageSizeSetting( TSize aImageSize ); |
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262 |
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263 /** |
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264 * CheckCharacterSet |
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265 * |
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266 * With this method it is possible to control whether |
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267 * the conformance of the character set is checked |
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268 * for text/plain files. |
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269 * |
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270 * By default character set conformance is checked, |
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271 * i.e. CheckCharacterSet flag is ETrue. |
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272 * |
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273 * If set EFalse the client is responsible for converting |
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274 * the character set to a conformant one (either US-ASCII |
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275 * or UTF-8). |
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276 * |
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277 * @param aCheck ETrue, character set conformance is checked, |
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278 * EFalse, character set conformance is not checked. |
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279 */ |
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280 inline void CheckCharacterSet( TBool aCheck ); |
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281 |
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282 private: |
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283 |
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284 /** |
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285 * Constructor. |
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286 * |
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287 * @param aFs IN Fileserver session. |
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288 */ |
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289 CMmsConformance(); |
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290 |
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291 /** |
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292 * 2nd phase constructor. |
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293 */ |
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294 void ConstructL(); |
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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 void CheckDRMStatus(); |
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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 LocalFuncPtr ResolveFunction( const TPtrC8& aMimeType ); |
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305 |
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306 /** |
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307 * Determines conformance for text/plain. |
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308 */ |
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309 void ResolveTextPlain(); |
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310 |
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311 /** |
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312 * Determines conformance for application/xhtml+xml. |
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313 */ |
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314 void ResolveTextXhtml(); |
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315 |
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316 /** |
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317 * Determines conformance for audio/amr. |
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318 */ |
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319 void ResolveAudioAmr(); |
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320 |
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321 /** |
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322 * Determines conformance for audio/sp-midi. |
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323 */ |
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324 void ResolveAudioSpMidi(); |
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325 |
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326 /** |
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327 * Determines conformance for image/jpeg. |
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328 */ |
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329 void ResolveImageJpeg(); |
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330 |
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331 /** |
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332 * Determines conformance for image/gif. |
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333 */ |
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334 void ResolveImageGif(); |
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335 |
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336 /** |
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337 * Determines conformance for image/wbmp. |
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338 */ |
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339 void ResolveImageWbmp(); |
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340 |
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341 /** |
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342 * Determines conformance for image/png. |
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343 */ |
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344 void ResolveImagePng(); |
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345 |
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346 /** |
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347 * Determines conformance for video/3gpp. |
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348 */ |
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349 void ResolveVideo3gpp(); |
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350 |
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351 /** |
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352 * Determines conformance for video/3gpp2. |
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353 */ |
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354 void ResolveVideo3gpp2(); |
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355 |
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356 /** |
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357 * Determines conformance for supported attachment MIME types. |
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358 */ |
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359 void ResolveAttachment(); |
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360 |
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361 /** |
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362 * Determines conformance for unsupported attachment MIME types. |
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363 */ |
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364 void ResolveNonconformantAttachment(); |
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365 |
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366 /** |
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367 * Determines conformance based on the file size. |
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368 * |
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369 * @return ETrue, if OK to send from file size point of view |
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370 * EFalse, otherwise |
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371 */ |
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372 TBool CheckFileSize(); |
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373 |
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374 /** |
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375 * Determines conformance of an image file based on |
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376 * the file size and the image resolution. |
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377 * |
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378 * @return ETrue, if the file was actually initialized as image |
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379 * EFalse, otherwise |
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380 */ |
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381 TBool CheckImageSize(); |
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382 |
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383 /** |
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384 * Subfunction of CheckImageSize. |
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385 * Determines enumeration from image resolution |
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386 * |
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387 * @param aImageSize Size of the image |
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388 * @return Smallest class the image resolution fits |
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389 */ |
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390 TMmsConfClass ClassByImageResolution( TSize aImageSize ); |
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391 |
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392 /** |
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393 * Compares size to MMS Settings "Image size". |
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394 * @param aImageSize Size of the image |
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395 * @return ETrue, width or height (or both) is larger than setting |
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396 * EFalse, otherwise |
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397 */ |
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398 inline TBool LargerThanImageSizeSetting( TSize aImageSize ); |
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399 |
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400 private: // data |
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401 |
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402 enum TResolverFlags |
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403 { |
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404 EDrmFeatureFull = 0x0001, |
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405 ECreationModeRestricted = 0x0002, |
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406 ECreationModeUserChangeable = 0x0004, |
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407 EMms3gpp2Mode = 0x0008, |
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408 ECheckCharacterSet = 0x0010 |
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409 }; |
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410 |
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411 CMsgMediaInfo* iMediaInfo; |
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412 TMmsConformance iConformance; |
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413 |
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414 TUint32 iResolverFlags; |
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415 TUint32 iMaxSendSize; |
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416 TSize iSettingsImageSize; |
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417 TUint8 iMmsVersion; |
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418 |
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419 }; |
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420 |
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421 #include <mmsconformance.inl> |
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422 |
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423 #endif // __MMSCONFORMANCE_H |