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os/mm/mmlibs/mmfw/src/ControllerFramework/mmfvideosurfacecustomcommands.cpp
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib. 
     1 // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 #include "mmfvideosurfacecustomcommands.h"

    17 

    18 /**

    19 @internalTechnology

    20 @prototype

    21 

    22 Class used when sending custom commands from the client API

    23 to the video surface controller to get or set the video configuration.

    24 */

    25 class TMMFVideoSurfaceConfig

    26 	{

    27 public:

    28 	/**

    29 	The surface ID for the display.

    30 	*/

    31 	TSurfaceId					iSurfaceId;

    32 	/**

    33 	The crop region currently applied to the image.

    34 	*/

    35 	TRect						iCropRectangle;

    36 	/**

    37 	The video picture pixel aspect ratio.

    38 	*/

    39 	TVideoAspectRatio			iPixelAspectRatio;

    40 	};

    41 	

    42 /**

    43 @internalComponent

    44 */

    45 enum TMMFVideoPlaySurfaceSupportMessages

    46 	{

    47 	EMMFVideoPlaySurfaceSupportUseSurfaces,

    48 	EMMFVideoPlaySurfaceSupportGetSurfaceParameters,

    49 	EMMFVideoPlaySurfaceSupportSurfaceRemoved

    50 	};

    51 

    52 EXPORT_C RMMFVideoPlaySurfaceSupportCustomCommands::RMMFVideoPlaySurfaceSupportCustomCommands(RMMFController& aController) :

    53 	RMMFCustomCommandsBase(aController, KUidInterfaceMMFVideoPlaySurfaceSupport)

    54 	{

    55 	}

    56 

    57 EXPORT_C TInt RMMFVideoPlaySurfaceSupportCustomCommands::UseSurfaces() const

    58 	{

    59 	return iController.CustomCommandSync(iDestinationPckg,

    60 										EMMFVideoPlaySurfaceSupportUseSurfaces,

    61 										KNullDesC8,

    62 										KNullDesC8);

    63 	}

    64 

    65 EXPORT_C TInt RMMFVideoPlaySurfaceSupportCustomCommands::GetSurfaceParameters(TSurfaceId& aSurfaceId,

    66 													TRect& aCropRect, TVideoAspectRatio& aPixelAspectRatio) const

    67 	{

    68 	TPckgBuf<TMMFVideoSurfaceConfig> configPackage;

    69 	

    70 	TInt err = iController.CustomCommandSync(iDestinationPckg, 

    71 										 EMMFVideoPlaySurfaceSupportGetSurfaceParameters, 

    72 										 KNullDesC8,

    73 										 KNullDesC8,

    74 										 configPackage);

    75 

    76 	if (!err)

    77 		{

    78 		aSurfaceId = configPackage().iSurfaceId;

    79 		aCropRect = configPackage().iCropRectangle;

    80 		aPixelAspectRatio = configPackage().iPixelAspectRatio;

    81 		}

    82 	return err;

    83 	}

    84 

    85 EXPORT_C TInt RMMFVideoPlaySurfaceSupportCustomCommands::SurfaceRemoved(TSurfaceId& aSurfaceId) const

    86 	{

    87 	TPckgBuf<TMMFVideoSurfaceConfig> configPackage;

    88 	

    89 	configPackage().iSurfaceId = aSurfaceId;

    90 

    91 	return iController.CustomCommandSync(iDestinationPckg, 

    92 										 EMMFVideoPlaySurfaceSupportSurfaceRemoved, 

    93 										 configPackage,

    94 										 KNullDesC8);

    95 	}

    96 

    97 EXPORT_C CMMFVideoPlaySurfaceSupportCustomCommandParser* CMMFVideoPlaySurfaceSupportCustomCommandParser::NewL(

    98 													MMMFVideoPlaySurfaceSupportCustomCommandImplementor& aImplementor)

    99 	{

   100 	return new(ELeave) CMMFVideoPlaySurfaceSupportCustomCommandParser(aImplementor);

   101 	}

   102 

   103 EXPORT_C CMMFVideoPlaySurfaceSupportCustomCommandParser::~CMMFVideoPlaySurfaceSupportCustomCommandParser()

   104 	{

   105 	}

   106 

   107 CMMFVideoPlaySurfaceSupportCustomCommandParser::CMMFVideoPlaySurfaceSupportCustomCommandParser(

   108 										MMMFVideoPlaySurfaceSupportCustomCommandImplementor& aImplementor) :

   109 	CMMFCustomCommandParserBase(KUidInterfaceMMFVideoPlaySurfaceSupport),

   110 	iImplementor(aImplementor)

   111 	{

   112 	}

   113 

   114 void CMMFVideoPlaySurfaceSupportCustomCommandParser::HandleRequest(TMMFMessage& aMessage)

   115 	{

   116 	if (aMessage.Destination().InterfaceId() == KUidInterfaceMMFVideoPlaySurfaceSupport)

   117 		{

   118 		TRAPD(error, DoHandleRequestL(aMessage));

   119 		if (error != KErrNone)

   120 			{

   121 			aMessage.Complete(error);

   122 			}

   123 		}

   124 	else

   125 		{

   126 		aMessage.Complete(KErrNotSupported);

   127 		}

   128 	}

   129 

   130 void CMMFVideoPlaySurfaceSupportCustomCommandParser::DoHandleRequestL(TMMFMessage& aMessage)

   131 	{

   132 	// Keep the same style of the implemetation for future maintainance and flexibility in

   133 	// case of the asynchronous event.	

   134 	TBool complete = ETrue;

   135 	switch (aMessage.Function())

   136 		{

   137 	case EMMFVideoPlaySurfaceSupportUseSurfaces:

   138 		complete = DoUseSurfacesL(aMessage);

   139 		break;

   140 	case EMMFVideoPlaySurfaceSupportGetSurfaceParameters:

   141 		complete = DoGetSurfaceParametersL(aMessage);

   142 		break;

   143 	case EMMFVideoPlaySurfaceSupportSurfaceRemoved:

   144 		complete = DoSurfaceRemovedL(aMessage);

   145 		break;

   146 

   147 	default:

   148 		User::Leave(KErrNotSupported);

   149 		break;

   150 		}

   151 	if (complete)

   152 		{

   153 		aMessage.Complete(KErrNone);

   154 		}

   155 	}

   156 

   157 TBool CMMFVideoPlaySurfaceSupportCustomCommandParser::DoUseSurfacesL(TMMFMessage& /*aMessage*/)

   158 	{

   159 	iImplementor.MvpssUseSurfacesL();

   160 	return ETrue;

   161 	}

   162 

   163 TBool CMMFVideoPlaySurfaceSupportCustomCommandParser::DoGetSurfaceParametersL(TMMFMessage& aMessage)

   164 	{

   165 	TPckgBuf<TMMFVideoSurfaceConfig> pckg;

   166 	iImplementor.MvpssGetSurfaceParametersL(pckg().iSurfaceId, pckg().iCropRectangle, pckg().iPixelAspectRatio );

   167 	aMessage.WriteDataToClientL(pckg);

   168 	return ETrue;

   169 	}

   170 

   171 TBool CMMFVideoPlaySurfaceSupportCustomCommandParser::DoSurfaceRemovedL(TMMFMessage& aMessage)

   172 	{

   173 	TPckgBuf<TMMFVideoSurfaceConfig> pckg;

   174 

   175 	aMessage.ReadData1FromClientL(pckg);

   176 	iImplementor.MvpssSurfaceRemovedL(pckg().iSurfaceId);

   177 	return ETrue;

   178 	}

   179 

   180
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