/*

* Copyright (c) 2002 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:   YUV to EColor4K colorspace converter concrete classes 

*

*/

#ifndef     __YUV2RGB12_H__

#define     __YUV2RGB12_H__

//  INCLUDES

#ifndef __YUVCONVERTER_H__

#include "yuvconverter.h"

#endif

//  CLASS DEFINITIONS

// Normal YUV to Rgb12 with dither

class CYuv2Rgb12 : public CYuvConverter

{

public: // CYuvConverter methods

    // Constructors & destructor

    CYuv2Rgb12();

    ~CYuv2Rgb12();

    void ConstructL(TUint aWidth, TUint aHeight, TUint aMaxWidth, TUint aMaxHeight);

    void SetGamma(TInt aGamma);

    void SetBrightnessContrast(TInt aBCIndex);

    void Convert(const TUint8 *aYBuf, const TUint8 *aUBuf,

                 const TUint8 *aVBuf,

                 TUint aBufWidth, TUint aBufHeight,

                 TUint8 *aTarget, TUint aTargetScanlineLength);

protected: // Data

    enum

    {

        ESaturateOffset = 222,    //saturation table offset; min value (when U == 0, Y == 0) is -222 

        ESaturateLength = 476+12+ESaturateOffset  //table length; max value (when U == 255, Y == 255) is 476+12(dither)

    };

    TUint8 *iRgbLookupTable; // RGB clamp/gamma lookup table

    TUint iWidth, iHeight, iCropWidth, iCropHeight;

    TInt iGamma;

    TInt iBrightnessContrast;

};

#endif      //  __YUV2RGB12_H__

// End of File