mmserv/thumbnailengine/TneProcessorSrc/TNEProcessor.cpp
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     1 /*
       
     2 * Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description:   Implementation of the thumbnail processor
       
    15 *                interface class
       
    16 *
       
    17 */
       
    18 
       
    19 
       
    20 
       
    21 //  EXTERNAL RESOURCES
       
    22 
       
    23 //  Include Files
       
    24 #include "TNEProcessorImpl.h"
       
    25 #include "TNEProcessor.h"
       
    26 
       
    27 
       
    28 // -----------------------------------------------------------------------------
       
    29 // CTNEProcessor::NewL
       
    30 // Two-phased constructor.
       
    31 // -----------------------------------------------------------------------------
       
    32 //
       
    33 CTNEProcessor* CTNEProcessor::NewL()    
       
    34 
       
    35 	{
       
    36 	CTNEProcessor* self = NewLC();
       
    37 	CleanupStack::Pop(self);
       
    38 	return self;
       
    39 	}
       
    40 
       
    41 CTNEProcessor* CTNEProcessor::NewLC()
       
    42 	{
       
    43 	CTNEProcessor* self = new (ELeave) CTNEProcessor();
       
    44 	CleanupStack::PushL(self);
       
    45 	self->ConstructL();
       
    46 	return self;
       
    47 	}
       
    48 
       
    49 // -----------------------------------------------------------------------------
       
    50 // CTNEProcessor::CTNEProcessor()
       
    51 // C++ default constructor can NOT contain any code, that
       
    52 // might leave.
       
    53 // -----------------------------------------------------------------------------
       
    54 //
       
    55 CTNEProcessor::CTNEProcessor()
       
    56 	{
       
    57 	iTNEProcessor=0;
       
    58 	}
       
    59 
       
    60 // -----------------------------------------------------------------------------
       
    61 // CTNEProcessor::ConstructL
       
    62 // Symbian 2nd phase constructor can leave.
       
    63 // -----------------------------------------------------------------------------
       
    64 //
       
    65 void CTNEProcessor::ConstructL()
       
    66 	{
       
    67 	iTNEProcessor = CTNEProcessorImpl::NewL();
       
    68 	}
       
    69 
       
    70 // -----------------------------------------------------------------------------
       
    71 // CTNEProcessor::~CTNEProcessor
       
    72 // Destructor.
       
    73 // -----------------------------------------------------------------------------
       
    74 //
       
    75 CTNEProcessor::~CTNEProcessor()
       
    76 {
       
    77 	if(iTNEProcessor)
       
    78 	{
       
    79 		delete iTNEProcessor; 
       
    80 		iTNEProcessor=0;
       
    81 	}
       
    82 }
       
    83 
       
    84 
       
    85 // -----------------------------------------------------------------------------
       
    86 // CTNEProcessor::GetVideoClipPropertiesL
       
    87 // Retrieves information about the given clip
       
    88 // (other items were commented in a header).
       
    89 // -----------------------------------------------------------------------------
       
    90 //
       
    91 void CTNEProcessor::GetVideoClipPropertiesL(RFile& aFileHandle,
       
    92 											  TTNEVideoFormat& aFormat,
       
    93 											  TTNEVideoType& aVideoType, 
       
    94 											  TSize& aResolution,
       
    95 											  TInt& aVideoFrameCount)
       
    96 	{	
       
    97 
       
    98 	iTNEProcessor->GetClipPropertiesL(aFileHandle, aFormat, 
       
    99 	                                  aVideoType, aResolution, aVideoFrameCount);
       
   100 
       
   101 	return; 
       
   102 
       
   103 	}
       
   104 
       
   105 // -----------------------------------------------------------------------------
       
   106 // CTNEProcessor::StartThumbL
       
   107 // Initiates thumbnail generation
       
   108 // (other items were commented in a header).
       
   109 // -----------------------------------------------------------------------------
       
   110 //
       
   111 void CTNEProcessor::StartThumbL(RFile& aFileHandle, TInt aIndex, TSize aResolution, 
       
   112 																	TDisplayMode aDisplayMode, TBool aEnhance)
       
   113 	{
       
   114 	TInt fileSize;
       
   115 	aFileHandle.Size(fileSize);
       
   116 	iTNEProcessor->StartThumbL(aFileHandle, aIndex, aResolution, aDisplayMode, aEnhance); 
       
   117 	}
       
   118 
       
   119 
       
   120 // -----------------------------------------------------------------------------
       
   121 // CTNEProcessor::ProcessThumbL
       
   122 // Starts thumbnail image generation
       
   123 // (other items were commented in a header).
       
   124 // -----------------------------------------------------------------------------
       
   125 //	
       
   126 void CTNEProcessor::ProcessThumbL(TRequestStatus &aStatus)
       
   127 {
       
   128     iTNEProcessor->ProcessThumbL(aStatus);
       
   129 }
       
   130 
       
   131 // -----------------------------------------------------------------------------
       
   132 // CTNEProcessor::FetchThumb
       
   133 // Gets a pointer to completed thumbnail bitmap
       
   134 // (other items were commented in a header).
       
   135 // -----------------------------------------------------------------------------
       
   136 //	
       
   137 void CTNEProcessor::FetchThumb(CFbsBitmap*& aThumb)
       
   138 {
       
   139     iTNEProcessor->FetchThumb(aThumb);   
       
   140 }