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67 lines
2.1 KiB
67 lines
2.1 KiB
/* *************************************************************************
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** INTEL Corporation Proprietary Information
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**
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** This listing is supplied under the terms of a license
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** agreement with INTEL Corporation and may not be copied
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** nor disclosed except in accordance with the terms of
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** that agreement.
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**
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** Copyright (c) 1995 Intel Corporation.
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** All Rights Reserved.
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**
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** *************************************************************************
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*/
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//////////////////////////////////////////////////////////////////////////
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// $Author: KLILLEVO $
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// $Date: 30 Aug 1996 08:41:42 $
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// $Archive: S:\h26x\src\dec\dxfm.h_v $
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// $Header: S:\h26x\src\dec\dxfm.h_v 1.6 30 Aug 1996 08:41:42 KLILLEVO $
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// $Log: S:\h26x\src\dec\dxfm.h_v $
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;//
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;// Rev 1.6 30 Aug 1996 08:41:42 KLILLEVO
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;// changed bias in ClampTbl from 128 to CLAMP_BIAS (defined to 128)
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;//
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;// Rev 1.5 17 Jul 1996 15:34:14 AGUPTA2
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;// Increased the size of clamping table ClampTbl to 128+256+128.
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;//
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;// Rev 1.4 08 Mar 1996 16:46:34 AGUPTA2
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;// Modified the definition of CLIP_RANGE. Commented out decls for
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;// ClipPixIntra and ClipPixInter.
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;//
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;//
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;// Rev 1.3 27 Dec 1995 14:36:20 RMCKENZX
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;// Added copyright notice
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//
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// Rev 1.2 12 Sep 1995 13:40:40 AKASAI
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//
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// Changed ClipPix to ClipPixIntra and added ClipPixInter.
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//
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// Rev 1.1 22 Aug 1995 10:29:32 CZHU
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//
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// Added #define to prevent multiple inclusion.
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//
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// Rev 1.0 21 Aug 1995 14:38:48 CZHU
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// Initial revision.
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#ifndef _DXFMIDCT_
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#define _DXFMIDCT_
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#define NUM_ELEM 64 // Number of elements in the block (8x8)
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#define KERNEL_SIZE 16 // Number of elements needed in kernel
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#define CLAMP_BIAS 128 // Bias in clamping table
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#define CLIP_RANGE CLAMP_BIAS + 256 + CLAMP_BIAS
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#define SCALER 13
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extern const I32 ROUNDER;
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extern const I8 Unique[];
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extern const I8 PClass[];
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extern const I32 KernelCoeff[NUM_ELEM][10];
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extern const I8 MapMatrix[NUM_ELEM][KERNEL_SIZE];
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extern const U8 ClampTbl[CLIP_RANGE];
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#endif //_DXFMIDCT_
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