1 // Copyright (c) 2004-2009 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 #ifndef EXIFTRANSFORM_H

    17 #define EXIFTRANSFORM_H

    18 

    19 #include "exifreaderwriter.h" // For MExifMetadata declaration

    20 

    21 // CExifTransform - provides specialisation of CExifReaderWriter for use within the 

    22 // Jpeg Exif transform plugin

    23 

    24 class CExifTransform : public CExifReaderWriter

    25 	{	

    26 public:

    27 	static CExifTransform* NewL(const TUint8* aData = NULL, const TUint aApp1Size = 0);

    28 	~CExifTransform();

    29 	

    30 	// Functions not derived from MExifMetadata.

    31 	TInt CreateExifChunk(HBufC8*& aExifChunk);

    32 	

    33 	void CheckUpdateMandatoryTagsL();

    34 	TBool CheckImageSizeTags();

    35 	void UpdateImageSizeTagsL(const TSize &aSize);

    36 private: // functions

    37 	CExifTransform();

    38 	void ConstructL(const TUint8* aData, const TUint aApp1Size);

    39 	virtual void SetIfd1L();

    40 	void CreateExifHeaderL(HBufC8*& aBuffer);

    41 	};

    42 

    43 #endif // EXIFTRANSFORM_H