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1 // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 #include "mmfvideosurfacecustomcommands.h" |
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17 |
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18 /** |
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19 @internalTechnology |
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20 @prototype |
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21 |
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22 Class used when sending custom commands from the client API |
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23 to the video surface controller to get or set the video configuration. |
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24 */ |
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25 class TMMFVideoSurfaceConfig |
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26 { |
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27 public: |
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28 /** |
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29 The surface ID for the display. |
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30 */ |
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31 TSurfaceId iSurfaceId; |
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32 /** |
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33 The crop region currently applied to the image. |
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34 */ |
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35 TRect iCropRectangle; |
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36 /** |
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37 The video picture pixel aspect ratio. |
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38 */ |
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39 TVideoAspectRatio iPixelAspectRatio; |
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40 }; |
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41 |
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42 /** |
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43 @internalComponent |
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44 */ |
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45 enum TMMFVideoPlaySurfaceSupportMessages |
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46 { |
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47 EMMFVideoPlaySurfaceSupportUseSurfaces, |
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48 EMMFVideoPlaySurfaceSupportGetSurfaceParameters, |
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49 EMMFVideoPlaySurfaceSupportSurfaceRemoved |
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50 }; |
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51 |
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52 EXPORT_C RMMFVideoPlaySurfaceSupportCustomCommands::RMMFVideoPlaySurfaceSupportCustomCommands(RMMFController& aController) : |
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53 RMMFCustomCommandsBase(aController, KUidInterfaceMMFVideoPlaySurfaceSupport) |
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54 { |
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55 } |
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56 |
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57 EXPORT_C TInt RMMFVideoPlaySurfaceSupportCustomCommands::UseSurfaces() const |
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58 { |
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59 return iController.CustomCommandSync(iDestinationPckg, |
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60 EMMFVideoPlaySurfaceSupportUseSurfaces, |
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61 KNullDesC8, |
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62 KNullDesC8); |
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63 } |
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64 |
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65 EXPORT_C TInt RMMFVideoPlaySurfaceSupportCustomCommands::GetSurfaceParameters(TSurfaceId& aSurfaceId, |
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66 TRect& aCropRect, TVideoAspectRatio& aPixelAspectRatio) const |
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67 { |
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68 TPckgBuf<TMMFVideoSurfaceConfig> configPackage; |
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69 |
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70 TInt err = iController.CustomCommandSync(iDestinationPckg, |
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71 EMMFVideoPlaySurfaceSupportGetSurfaceParameters, |
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72 KNullDesC8, |
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73 KNullDesC8, |
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74 configPackage); |
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75 |
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76 if (!err) |
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77 { |
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78 aSurfaceId = configPackage().iSurfaceId; |
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79 aCropRect = configPackage().iCropRectangle; |
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80 aPixelAspectRatio = configPackage().iPixelAspectRatio; |
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81 } |
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82 return err; |
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83 } |
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84 |
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85 EXPORT_C TInt RMMFVideoPlaySurfaceSupportCustomCommands::SurfaceRemoved(TSurfaceId& aSurfaceId) const |
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86 { |
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87 TPckgBuf<TMMFVideoSurfaceConfig> configPackage; |
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88 |
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89 configPackage().iSurfaceId = aSurfaceId; |
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90 |
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91 return iController.CustomCommandSync(iDestinationPckg, |
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92 EMMFVideoPlaySurfaceSupportSurfaceRemoved, |
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93 configPackage, |
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94 KNullDesC8); |
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95 } |
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96 |
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97 EXPORT_C CMMFVideoPlaySurfaceSupportCustomCommandParser* CMMFVideoPlaySurfaceSupportCustomCommandParser::NewL( |
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98 MMMFVideoPlaySurfaceSupportCustomCommandImplementor& aImplementor) |
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99 { |
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100 return new(ELeave) CMMFVideoPlaySurfaceSupportCustomCommandParser(aImplementor); |
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101 } |
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102 |
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103 EXPORT_C CMMFVideoPlaySurfaceSupportCustomCommandParser::~CMMFVideoPlaySurfaceSupportCustomCommandParser() |
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104 { |
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105 } |
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106 |
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107 CMMFVideoPlaySurfaceSupportCustomCommandParser::CMMFVideoPlaySurfaceSupportCustomCommandParser( |
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108 MMMFVideoPlaySurfaceSupportCustomCommandImplementor& aImplementor) : |
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109 CMMFCustomCommandParserBase(KUidInterfaceMMFVideoPlaySurfaceSupport), |
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110 iImplementor(aImplementor) |
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111 { |
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112 } |
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113 |
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114 void CMMFVideoPlaySurfaceSupportCustomCommandParser::HandleRequest(TMMFMessage& aMessage) |
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115 { |
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116 if (aMessage.Destination().InterfaceId() == KUidInterfaceMMFVideoPlaySurfaceSupport) |
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117 { |
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118 TRAPD(error, DoHandleRequestL(aMessage)); |
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119 if (error != KErrNone) |
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120 { |
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121 aMessage.Complete(error); |
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122 } |
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123 } |
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124 else |
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125 { |
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126 aMessage.Complete(KErrNotSupported); |
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127 } |
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128 } |
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129 |
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130 void CMMFVideoPlaySurfaceSupportCustomCommandParser::DoHandleRequestL(TMMFMessage& aMessage) |
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131 { |
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132 // Keep the same style of the implemetation for future maintainance and flexibility in |
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133 // case of the asynchronous event. |
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134 TBool complete = ETrue; |
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135 switch (aMessage.Function()) |
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136 { |
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137 case EMMFVideoPlaySurfaceSupportUseSurfaces: |
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138 complete = DoUseSurfacesL(aMessage); |
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139 break; |
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140 case EMMFVideoPlaySurfaceSupportGetSurfaceParameters: |
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141 complete = DoGetSurfaceParametersL(aMessage); |
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142 break; |
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143 case EMMFVideoPlaySurfaceSupportSurfaceRemoved: |
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144 complete = DoSurfaceRemovedL(aMessage); |
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145 break; |
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146 |
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147 default: |
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148 User::Leave(KErrNotSupported); |
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149 break; |
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150 } |
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151 if (complete) |
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152 { |
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153 aMessage.Complete(KErrNone); |
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154 } |
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155 } |
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156 |
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157 TBool CMMFVideoPlaySurfaceSupportCustomCommandParser::DoUseSurfacesL(TMMFMessage& /*aMessage*/) |
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158 { |
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159 iImplementor.MvpssUseSurfacesL(); |
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160 return ETrue; |
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161 } |
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162 |
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163 TBool CMMFVideoPlaySurfaceSupportCustomCommandParser::DoGetSurfaceParametersL(TMMFMessage& aMessage) |
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164 { |
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165 TPckgBuf<TMMFVideoSurfaceConfig> pckg; |
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166 iImplementor.MvpssGetSurfaceParametersL(pckg().iSurfaceId, pckg().iCropRectangle, pckg().iPixelAspectRatio ); |
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167 aMessage.WriteDataToClientL(pckg); |
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168 return ETrue; |
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169 } |
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170 |
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171 TBool CMMFVideoPlaySurfaceSupportCustomCommandParser::DoSurfaceRemovedL(TMMFMessage& aMessage) |
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172 { |
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173 TPckgBuf<TMMFVideoSurfaceConfig> pckg; |
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174 |
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175 aMessage.ReadData1FromClientL(pckg); |
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176 iImplementor.MvpssSurfaceRemovedL(pckg().iSurfaceId); |
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177 return ETrue; |
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178 } |
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179 |
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180 |