1 /*

     2 * Copyright (c) 2009 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: Juha Kauppinen, Mika Hokkanen

    13 * 

    14 * Description: Photo Browser

    15 *

    16 */

    17 

    18 #ifndef __IEIMAGEENCODER_H__

    19 #define __IEIMAGEENCODER_H__

    20 

    21 // Include files

    22 #include <e32base.h>

    23 #include <f32file.h>

    24 #include <fbs.h>

    25 #include <ImageConversion.h>

    26 #include <IclExtJpegApi.h>

    27 

    28 #include "IEImage.h"

    29 

    30 // Forward class declarations

    31 class MEncodingObserver

    32 {

    33 public:

    34 	virtual void JpegImageReadyL(TInt aError) = 0;

    35 };

    36 

    37 

    38 // Class declaration

    39 class CIEImageEncoder : CActive

    40 {

    41 public:

    42 	static CIEImageEncoder* NewL(RFs& aFileServer, MEncodingObserver& aObserver);

    43 	~CIEImageEncoder();

    44 

    45 private:

    46 	void ConstructL();

    47 	CIEImageEncoder(RFs& aFileServer, MEncodingObserver& aObserver);

    48 	

    49 public:

    50 	void ConvertYuv2JpegL(HBufC8*& aDestBuffer, 

    51 					HBufC8& aSourceBuffer, 

    52 					const TSize aSize, 

    53 					const TImageForamt aFormat);

    54 	

    55 	void ConvertYuv2JpegL(TDesC& aFileName, 

    56 					HBufC8& aSourceBuffer, 

    57 					const TSize aSize, 

    58 					const TImageForamt aFormat);

    59 

    60 	void CancelEncoding();

    61 	

    62 private:	

    63 	void SetJpegImageDataL();

    64 	

    65 public: // From CAtive

    66 	void RunL()	;

    67 	void DoCancel();

    68 	

    69 private: // Data

    70 	RFs& iFileServer;

    71 	MEncodingObserver& iObserver;

    72 	

    73 	CImageEncoder* iImageEncoder;

    74 	CExtJpegEncoder* iExtImageEncoder;

    75 	

    76 	CVisualFrame* iVisualFrame;

    77 	

    78 	CFrameImageData* iFrameImageData;

    79 		

    80 	TBool iEncoderBusy;

    81 };

    82 

    83 #endif // __IEIMAGEENCODER_H__