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/*
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* Copyright (c) 2009 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 "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: Juha Kauppinen, Mika Hokkanen
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*
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* Description: Photo Browser
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*
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*/
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#ifndef __IEFACEBROWSER_H__
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#define __IEFACEBROWSER_H__
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#include <e32base.h>
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#include <f32file.h>
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#include <f32file.h>
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//#include <IDLImageProcessing.h>
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#include <ImageConversion.h>
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//#include <IclExtJpegApi.h>
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#include "IEBgpsInfo.h"
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#include "IEImageData.h"
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#include "IEImageEncoder.h"
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#include "IEImageDecoder.h"
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#include "IEEngineUtils.h"
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// Foraward class declaration
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class CIEImageDecoder;
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class CIEImageEncoder;
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// Class declaration
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class MIEFaceBrowserObserver
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{
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public:
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virtual void FaceBrowsingComplete() = 0;
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virtual void FaceBrowsingError(TInt aError) = 0;
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virtual void FaceSingleFaceBrowsingComplete() = 0;
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};
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class CFaceBrowser : public CActive,
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public MDecodingObserver,
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public MEncodingObserver
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#ifdef IDL_BGPS
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, public MIDLObserver
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#endif
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{
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private:
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enum TFaceBrowsingState
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{
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EStateIdle = 0,
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EFaceBrowsingRunning,
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ESingleFaceBrowsingRunning,
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EFaceBrowsingPaused,
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EFaceBrowsingStopped,
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EFaceBrowsingCompleted,
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EFaceCroppingRunning,
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EEncodingFaces,
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EFaceCroppingCompleted,
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ESingleFaceBrowsingComplete,
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ECreatingBitmap
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};
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/*
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enum TFaceBrowsingMode
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{
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EBrowseModeNone = 0,
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EBrowseModeSingleImage,
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EBrowseModeBulkImages,
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EModeCroppingFaces
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};
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*/
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class TCroppedFaces
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{
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public:
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HBufC8* iYuvdata;
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TFileName iFileName;
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TSize iCroppedSize;
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};
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public: // First phase constructor and destructor
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static CFaceBrowser* NewLC(RFs& aFileServer, MIEFaceBrowserObserver& aFaceBrowserObserver);
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virtual ~CFaceBrowser();
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private: // Second phase constuctor and C++ default constructor
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void ConstructL();
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CFaceBrowser(RFs& aFileServer, MIEFaceBrowserObserver& aFaceBrowserObserver);
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protected: // From CActive
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void RunL();
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void DoCancel();
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TInt RunError(TInt aError);
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public: // From MDecodingObserver
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void YuvImageReady(TInt aError);
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void BitmapReady(TInt aError);
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public: // From MEncodingObserver
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void JpegImageReady(TInt aError);
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public: // From MIDLObserver
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inline void ProcessingComplete(TDesC8& /*aData*/){};
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inline void HandleError(TInt /*aError*/){};
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public: // New public functions
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void StartFaceBrowsing(RArray<CImageData*> aImageDataArray);
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void StartSingleFaceBrowsing(TInt aIndex, RArray<TRect>* aImageCoordArray, CImageData* aImageData);
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void CancelFaceBrowsing();
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TInt FindFaces(const TFileName a128x128TNFileName, RArray<TRect>& aCordArray);
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TInt GetNumberOfFaces(const TFileName aFile);
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void StartFaceCropping(RArray<CImageData*> aImageDataArray, RArray<TFileName>* aCroppedFilenames);
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void CancelFaceCropping();
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TInt AddFaceCoordinate(const TFileName a128x128TNFileName, RArray<TRect>& aCordArray);
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TInt RemoveFaceCoordinate(const TFileName a128x128TNFileName, RArray<TRect>& aCordArray);
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HBufC8* ReadExifMakerNoteL(const TDes &aFileName, TInt& aSize);
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private: // Internal functions
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// Common functions
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#ifdef IDL_BGPS
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void InitializeL(const TIDLFeatures aIDLFeature, const TSize aInSize, const TSize aOutSize, TAny* aValue, TBool aInBufferCreate);
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#endif
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void PrepareInOutBuffersL(TBool aInBufferCreate, const TInt aInBufSize, TBool aOutBufferCreate, const TInt aOutBufSize);
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TFileName MakeTNFileName(const TFileName aImageFileName, TBool a128TNFile, TBool a320TNFileName);
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void Cleanup();
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void Cleanup2();
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void ContinueLoop();
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TBool CheckOddSize(const TSize aSize);
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//New function to handle RGB conversion
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void ContinueFBAfterImageConversionL();
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void ConvertRgb2Yuv(CFbsBitmap* aSourceBitmap, TUint8* aYuv, TInt aBytesPerPixel, const TSize aSize);
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// Face browsing related functions
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void BrowseFacesL(CImageData* aImageData);
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#ifdef IDL_BGPS
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void BrowseFacesL(TFileName a128x128TNFileName, RArray<TRect>& aFaceCoordinates);
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#endif
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void GetFaceCoordinates(TInt& aNumberOfFaces, RArray<TRect>& aCordArray);
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//void WriteFaceCoordinatesToExifDataL(const TFileName a128x128TNFileName, RArray<TRect>& aCordArray);
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//void IsCoordinateExistsL(const TFileName a128x128TNFileName, TBool& aBool);
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//void ReadFaceCoordinatesL(const TFileName a128x128TNFileName, RArray<TRect>& aCordArray);
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// Face cropping related functions
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void CropFacesL(CImageData* aImageData);
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void CropFacesL(const TFileName aImageFileName, RArray<TRect>& aFaceCoordinates);
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TInt MakeFacesDir(const TFileName aImageName);
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TRect GetFaceRect(const TSize aOrgImageSize, const TSize aRelImageSize, const TRect aFaceRect);
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void EncodeFaceL(const TCroppedFaces aCroppedFace);
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void CheckCroppedFaceFileNames();
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// Face detection
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void WriteFaceCoordToExif(TInt numOfFaces, RArray<TRect> faceCoordinates);
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private: // Data members
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RFs& iFileServer;
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MIEFaceBrowserObserver& iFaceBrowserObserver;
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RArray<CImageData*> iImageDataArray;
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RArray<TCroppedFaces> iFaceYuvDataArray;
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RArray<TRect> iFaceCoordinates;
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RArray<TRect>* iTempFaceCoordinates;
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CIEImageDecoder* iImageDecoder;
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CIEImageEncoder* iImageEncoder;
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CImageDecoder* iSymbianImageDecoder;
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#ifdef IDL_BGPS
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CIDLImageProcessing* iIDLImageProcessor;
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#endif
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HBufC8* iInputBuffer;
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HBufC8* iOutputBuffer;
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CImageData* iCurrentImageData;
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TFaceBrowsingState iBrowsingState;
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TFaceBrowsingState iPrevBrowsingState;
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// TFaceBrowsingMode iBrowseMode;
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TSize iSize;
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TInt iNumberOfImages;
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TInt iNumberOfImagesBrowsed;
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TInt iSingleFaceBrowsingIndex;
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TInt iNumberOfFacesCropped;
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TInt iNumberOfFaces;
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TFileName iCurrentImageFileName;
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TFileName iCurrent512x512TNFileName;
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TInt iTotalNumberOfFaces;
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CIEEngineUtils iUtils;
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RArray<TFileName>* iCroppedFilenames;
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//RArray<TRect> iImageCoordArray;
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CFbsBitmap* iBitmap;
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};
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#endif // __IEFACEBROWSER_H__
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