diff -r 000000000000 -r 71ca22bcf22a mmserv/thumbnailengine/ImaamiInc/DCDefines.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mmserv/thumbnailengine/ImaamiInc/DCDefines.h Tue Feb 02 01:08:46 2010 +0200 @@ -0,0 +1,41 @@ +/* +* Copyright (c) 2006 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: _Defines_H +* Defines the parameter values used in the IMAAMI algorithms. +* +*/ + + + + +#ifndef _Defines_H +#define _Defines_H + +#define EXPO_SHIFT 13 // Accuracy in exponent table +#define EXPO_MULTI (1 << EXPO_SHIFT) // Multiplier for exponent +#define EXPO_SIZE (3 * EXPO_MULTI) // Size of exponent table +#define EXPO_ACCU 12 // Accuracy of weight value +#define EXPO_MULT (1 << EXPO_ACCU) +#define EXPO_DIFF (2 * SHIFT_PLACE - EXPO_SHIFT) + +#define SHIFT_COEFF (16) // Accuracy of float to integer (coeff) +#define SHIFT_PLACE ( 8) // Accuracy of float to integer (place) +#define SHIFT_DIFF ( 8) // Accuracy reduction (SHIFT_COEFF - SHIFT_PLACE) + +#define EXPO_SIZE2 (384) // Size of exponent table ((3 * (1 << EXPO_SHIFT2)) >> 1) +#define EXPO_DIFF2 ( 8) // Reduction of accuracy (SHIFT_COEFF - EXPO_SHIFT2) + + +#endif // ifndef _Defines_H +//----IMAAMI----