/*

* Copyright (c) 2010 Ixonos Plc.

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the "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:

* Ixonos Plc

*

* Description:  

* Const parameters for brightness/constrast enhancement

* The tuning has 9 steps, each represented by 3 parameters.

* The smaller indices in the table generate "lighter" pictures.

*

*/

#ifndef     __BRIGHTNESSCONTRAST_H__

#define     __BRIGHTNESSCONTRAST_H__

const TInt KMinBrightnessContrastIndex = 0;

const TInt KMedBrightnessContrastIndex = 10;

const TInt KMaxBrightnessContrastIndex = 20;

const TInt KMaxBCInputIndex = 100;

struct SEnhParam {

    TReal   a;

    TReal   b;

    TReal   g;

};

const struct SEnhParam KBrightnessContrastEnhParam[21] = {   

   {2.35, -0.1215, 0.5},

   {2.17, -0.0936, 0.55},

   {2, -0.07, 0.6},

   {1.84, -0.0504, 0.65},

   {1.69, -0.0345, 0.7},

   {1.55, -0.022, 0.75},

   {1.42, -0.0126, 0.8},

   {1.3, -0.006, 0.85},

   {1.19, -0.0019, 0.9},

   {1.09, 0, 0.95},

   {1, 0, 1},

   {1.04, -0.04, 1.05},

   {1.09, -0.0891, 1.1},

   {1.15, -0.147, 1.15},

   {1.22, -0.2134, 1.2},

   {1.3, -0.288, 1.25},

   {1.39, -0.3705, 1.3},

   {1.49, -0.4606, 1.35},

   {1.6, -0.558, 1.4},

   {1.72, -0.6624, 1.45},

   {1.85, -0.7735, 1.5}

};

#endif      //  __BRIGHTNESSCONTRAST_H__

// End of File