serviceproviders/sapi_mediamanagement/mediamanagementservice/inc/mgimageresolution.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 24 Nov 2009 08:56:33 +0200
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/*
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* Copyright (c) 2007-2007 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of the License "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  This Class is used to find resolution of image file
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*
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*/
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#ifndef MGIMAGERESOLUTION_H_
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#define MGIMAGERESOLUTION_H_
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#include<e32base.h>
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#include<imageconversion.h>
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#include<icl/imagedata.h>
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#include<f32file.h>
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#include"mgmresolution.h"
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// CLASS DECLARATION
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/**
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*  CImageResolution class This class can be used to find the resolution of image file
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*
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*  @since  Series60 v3.2
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*/
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class CImageResolution : public CBase , public MResolution
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    {
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    public:
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        /**
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        * Two-phased constructor
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        * @since  Series60 v3.2
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        * @param  aUrl   Url of the image file
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        * @return CImageResolution*  Returns the instance of
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        *                                 CImageResolution.
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        */        
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       static  CImageResolution* NewL(TDesC& aUrl);
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       /**
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       * Method to get resolution of image file
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       * @since  Series60 v3.2
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       * @param  aSize In return it contains size of image file
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       * @return TBool ETrue when it is able to get resolution of image else EFalse
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       *               
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       */        
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       TBool GetresolutionL(TSize& aSize);
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       /**
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        * Destructor
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        */        
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       ~CImageResolution();
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    private:
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        /**
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         * Symbian ConstructL
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         * @since  Series60 v3.2
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         * @param  aUrl Url of the image file
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         * 
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         */        
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        void ConstructL(TDesC& aUrl);
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        /**
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        * C++ constructor
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        */    
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        CImageResolution();
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    private:        
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        /**
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        * Image decoder instance
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        */    
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        CImageDecoder* iImageDecoder;
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        /**
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        * TFrameInfo instance
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        */    
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        TFrameInfo iFrameInfo;
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        /**
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        * File server session
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        */    
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        RFs iFs;
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        /**
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        * RFile instance
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        */    
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        RFile iFile;
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    };
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#endif /* MGIMAGERESOLUTION_H_ */