diff -r 000000000000 -r 72b543305e3a mobilemessaging/msgmedia/src/MsgImageInfo.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mobilemessaging/msgmedia/src/MsgImageInfo.cpp Thu Dec 17 08:44:11 2009 +0200 @@ -0,0 +1,176 @@ +/* +* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies). +* All rights reserved. +* This component and the accompanying materials are made available +* under the terms of "Eclipse Public License v1.0" +* which accompanies this distribution, and is available +* at the URL "http://www.eclipse.org/legal/epl-v10.html". +* +* Initial Contributors: +* Nokia Corporation - initial contribution. +* +* Contributors: +* +* Description: +* Messaging Image Info class. +* +*/ + + + +// ========== INCLUDE FILES ================================ + +#include + +#include // CImageDecoder +#include // TFrameInfo + +#include "MsgImageInfo.h" +#include "MsgMediaInfo.h" +#include "MsgMedia.hrh" + +// ========== EXTERNAL DATA STRUCTURES ===================== + +// ========== EXTERNAL FUNCTION PROTOTYPES ================= + +// ========== CONSTANTS ==================================== + +// ========== MACROS ======================================= + +// ========== LOCAL CONSTANTS AND MACROS =================== + +// ========== MODULE DATA STRUCTURES ======================= + +// ========== LOCAL FUNCTION PROTOTYPES ==================== + +// ========== LOCAL FUNCTIONS ============================== + +// ========== MEMBER FUNCTIONS ============================= + +// --------------------------------------------------------- +// CMsgImageInfo::NewL +// +// Factory method. +// --------------------------------------------------------- +// +EXPORT_C CMsgImageInfo* CMsgImageInfo::NewL( RFile& aFile, TDataType& aMimeType ) + { + CMsgImageInfo* self = new ( ELeave ) CMsgImageInfo( aMimeType ); + CleanupStack::PushL( self ); + self->ConstructL( aFile ); + CleanupStack::Pop( self ); + return self; + } + +// --------------------------------------------------------- +// CMsgImageInfo::CMsgImageInfo +// +// Constructor. +// --------------------------------------------------------- +// +CMsgImageInfo::CMsgImageInfo( TDataType& aMimeType ) : + CMsgMediaInfo( aMimeType, EMsgMediaImage ), + iDelay( 0 ), + iFrames( 0 ), + iBitsPerPixel( 0 ), + iOverallSizeInPixels( 0, 0 ), + iFrameFlags( 0 ) + { + } + + +// --------------------------------------------------------- +// CMsgImageInfo::CMsgImageInfo +// +// Destructor. +// --------------------------------------------------------- +// +CMsgImageInfo::~CMsgImageInfo() + { + } + +// --------------------------------------------------------- +// CMsgImageInfo::ConstructL +// +// 2nd phase constructor. +// --------------------------------------------------------- +// +void CMsgImageInfo::ConstructL( RFile& aFile ) + { + CMsgMediaInfo::ConstructL( aFile ); + } + +// ----------------------------------------------------------------------------- +// CMsgImageInfo::DoCancel +// +// ----------------------------------------------------------------------------- +// +void CMsgImageInfo::DoCancel() + { + CMsgMediaInfo::DoCancel(); + } + +// ----------------------------------------------------------------------------- +// CMsgImageInfo::RunL +// +// ----------------------------------------------------------------------------- +// +void CMsgImageInfo::RunL() + { + iParseError = iStatus.Int(); + if ( !iParseError ) + { + FreezeRights(); + ResolveImageInfoL( iFile ); + iParsed = ETrue; + } + CompleteObserver(); + } + +// --------------------------------------------------------- +// CMsgImageInfo::ResolveImageInfoL +// +// --------------------------------------------------------- +// +void CMsgImageInfo::ResolveImageInfoL( RFile& aFile ) + { + CImageDecoder* imageDecoder + = CImageDecoder::FileNewL( aFile, ContentAccess::EPeek ); + + // If we survive from this we have legal imagefile. Thus no need to further checking. + + // Information of first (or only) frame + TFrameInfo frameInfo = imageDecoder->FrameInfo(); + + iFrames = imageDecoder->FrameCount(); + + iBitsPerPixel = frameInfo.iBitsPerPixel; + iOverallSizeInPixels = frameInfo.iOverallSizeInPixels; + + //iFrameFlags = frameInfo.iFlags; + if ( frameInfo.iFlags & TFrameInfo::EFullyScaleable ) + { + iFrameFlags |= EFullyScalable; + } + if ( frameInfo.iFlags & TFrameInfo::ETransparencyPossible ) + { + iFrameFlags |= ETransparent; + } + + if ( iFrames > 1 ) + { + iDelay = I64INT( frameInfo.iDelay.Int64() / 1000 ); + for ( TInt frame = 0; frame < iFrames ; frame++ ) + { + frameInfo = imageDecoder->FrameInfo( frame ); + TInt delay = I64INT( frameInfo.iDelay.Int64() / 1000 ); + iDuration += delay; + } + } + else + { + iDelay = 0; + iDuration = 0; + } + delete imageDecoder; + }