+++ /dev/null
-/*
- * Copyright (c) 1999-2000 Image Power, Inc. and the University of
- * British Columbia.
- * Copyright (c) 2001-2002 Michael David Adams.
- * All rights reserved.
- */
-
-/* __START_OF_JASPER_LICENSE__
- *
- * JasPer License Version 2.0
- *
- * Copyright (c) 2001-2006 Michael David Adams
- * Copyright (c) 1999-2000 Image Power, Inc.
- * Copyright (c) 1999-2000 The University of British Columbia
- *
- * All rights reserved.
- *
- * Permission is hereby granted, free of charge, to any person (the
- * "User") obtaining a copy of this software and associated documentation
- * files (the "Software"), to deal in the Software without restriction,
- * including without limitation the rights to use, copy, modify, merge,
- * publish, distribute, and/or sell copies of the Software, and to permit
- * persons to whom the Software is furnished to do so, subject to the
- * following conditions:
- *
- * 1. The above copyright notices and this permission notice (which
- * includes the disclaimer below) shall be included in all copies or
- * substantial portions of the Software.
- *
- * 2. The name of a copyright holder shall not be used to endorse or
- * promote products derived from the Software without specific prior
- * written permission.
- *
- * THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS
- * LICENSE. NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER
- * THIS DISCLAIMER. THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS
- * "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
- * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
- * PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO
- * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
- * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
- * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
- * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
- * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. NO ASSURANCES ARE
- * PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE
- * THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY.
- * EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS
- * BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL
- * PROPERTY RIGHTS OR OTHERWISE. AS A CONDITION TO EXERCISING THE RIGHTS
- * GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE
- * ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY. THE SOFTWARE
- * IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL
- * SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES,
- * AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL
- * SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH
- * THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH,
- * PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH
- * RISK ACTIVITIES"). THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY
- * EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES.
- *
- * __END_OF_JASPER_LICENSE__
- */
-
-/*
- * $Id: jpc_t1cod.h,v 1.2 2008/05/26 09:40:52 vp153 Exp $
- */
-
-#ifndef JPC_T1COD_H
-#define JPC_T1COD_H
-
-/******************************************************************************\
-* Includes.
-\******************************************************************************/
-
-#include "jasper/jas_fix.h"
-#include "jasper/jas_math.h"
-
-#include "jpc_mqcod.h"
-#include "jpc_tsfb.h"
-
-/******************************************************************************\
-* Constants.
-\******************************************************************************/
-
-/* The number of bits used to index into various lookup tables. */
-#define JPC_NMSEDEC_BITS 7
-#define JPC_NMSEDEC_FRACBITS (JPC_NMSEDEC_BITS - 1)
-
-/*
- * Segment types.
- */
-
-/* Invalid. */
-#define JPC_SEG_INVALID 0
-/* MQ. */
-#define JPC_SEG_MQ 1
-/* Raw. */
-#define JPC_SEG_RAW 2
-
-/* The nominal word size. */
-#define JPC_PREC 32
-
-/* Tier-1 coding pass types. */
-#define JPC_SIGPASS 0 /* significance */
-#define JPC_REFPASS 1 /* refinement */
-#define JPC_CLNPASS 2 /* cleanup */
-
-/*
- * Per-sample state information for tier-1 coding.
- */
-
-/* The northeast neighbour has been found to be significant. */
-#define JPC_NESIG 0x0001
-/* The southeast neighbour has been found to be significant. */
-#define JPC_SESIG 0x0002
-/* The southwest neighbour has been found to be significant. */
-#define JPC_SWSIG 0x0004
-/* The northwest neighbour has been found to be significant. */
-#define JPC_NWSIG 0x0008
-/* The north neighbour has been found to be significant. */
-#define JPC_NSIG 0x0010
-/* The east neighbour has been found to be significant. */
-#define JPC_ESIG 0x0020
-/* The south neighbour has been found to be significant. */
-#define JPC_SSIG 0x0040
-/* The west neighbour has been found to be significant. */
-#define JPC_WSIG 0x0080
-/* The significance mask for 8-connected neighbours. */
-#define JPC_OTHSIGMSK \
- (JPC_NSIG | JPC_NESIG | JPC_ESIG | JPC_SESIG | JPC_SSIG | JPC_SWSIG | JPC_WSIG | JPC_NWSIG)
-/* The significance mask for 4-connected neighbours. */
-#define JPC_PRIMSIGMSK (JPC_NSIG | JPC_ESIG | JPC_SSIG | JPC_WSIG)
-
-/* The north neighbour is negative in value. */
-#define JPC_NSGN 0x0100
-/* The east neighbour is negative in value. */
-#define JPC_ESGN 0x0200
-/* The south neighbour is negative in value. */
-#define JPC_SSGN 0x0400
-/* The west neighbour is negative in value. */
-#define JPC_WSGN 0x0800
-/* The sign mask for 4-connected neighbours. */
-#define JPC_SGNMSK (JPC_NSGN | JPC_ESGN | JPC_SSGN | JPC_WSGN)
-
-/* This sample has been found to be significant. */
-#define JPC_SIG 0x1000
-/* The sample has been refined. */
-#define JPC_REFINE 0x2000
-/* This sample has been processed during the significance pass. */
-#define JPC_VISIT 0x4000
-
-/* The number of aggregation contexts. */
-#define JPC_NUMAGGCTXS 1
-/* The number of zero coding contexts. */
-#define JPC_NUMZCCTXS 9
-/* The number of magnitude contexts. */
-#define JPC_NUMMAGCTXS 3
-/* The number of sign coding contexts. */
-#define JPC_NUMSCCTXS 5
-/* The number of uniform contexts. */
-#define JPC_NUMUCTXS 1
-
-/* The context ID for the first aggregation context. */
-#define JPC_AGGCTXNO 0
-/* The context ID for the first zero coding context. */
-#define JPC_ZCCTXNO (JPC_AGGCTXNO + JPC_NUMAGGCTXS)
-/* The context ID for the first magnitude context. */
-#define JPC_MAGCTXNO (JPC_ZCCTXNO + JPC_NUMZCCTXS)
-/* The context ID for the first sign coding context. */
-#define JPC_SCCTXNO (JPC_MAGCTXNO + JPC_NUMMAGCTXS)
-/* The context ID for the first uniform context. */
-#define JPC_UCTXNO (JPC_SCCTXNO + JPC_NUMSCCTXS)
-/* The total number of contexts. */
-#define JPC_NUMCTXS (JPC_UCTXNO + JPC_NUMUCTXS)
-
-/******************************************************************************\
-* External data.
-\******************************************************************************/
-
-/* These lookup tables are used by various macros/functions. */
-/* Do not access these lookup tables directly. */
-extern int jpc_zcctxnolut[];
-extern int jpc_spblut[];
-extern int jpc_scctxnolut[];
-extern int jpc_magctxnolut[];
-extern jpc_fix_t jpc_refnmsedec[];
-extern jpc_fix_t jpc_signmsedec[];
-extern jpc_fix_t jpc_refnmsedec0[];
-extern jpc_fix_t jpc_signmsedec0[];
-
-/* The initial settings for the MQ contexts. */
-extern jpc_mqctx_t jpc_mqctxs[];
-
-/******************************************************************************\
-* Functions and macros.
-\******************************************************************************/
-
-/* Initialize the MQ contexts. */
-void jpc_initctxs(jpc_mqctx_t *ctxs);
-
-/* Get the zero coding context. */
-int jpc_getzcctxno(int f, int orient);
-#define JPC_GETZCCTXNO(f, orient) \
- (jpc_zcctxnolut[((orient) << 8) | ((f) & JPC_OTHSIGMSK)])
-
-/* Get the sign prediction bit. */
-int jpc_getspb(int f);
-#define JPC_GETSPB(f) \
- (jpc_spblut[((f) & (JPC_PRIMSIGMSK | JPC_SGNMSK)) >> 4])
-
-/* Get the sign coding context. */
-int jpc_getscctxno(int f);
-#define JPC_GETSCCTXNO(f) \
- (jpc_scctxnolut[((f) & (JPC_PRIMSIGMSK | JPC_SGNMSK)) >> 4])
-
-/* Get the magnitude context. */
-int jpc_getmagctxno(int f);
-#define JPC_GETMAGCTXNO(f) \
- (jpc_magctxnolut[((f) & JPC_OTHSIGMSK) | ((((f) & JPC_REFINE) != 0) << 11)])
-
-/* Get the normalized MSE reduction for significance passes. */
-#define JPC_GETSIGNMSEDEC(x, bitpos) jpc_getsignmsedec_macro(x, bitpos)
-jpc_fix_t jpc_getsignmsedec_func(jpc_fix_t x, int bitpos);
-#define jpc_getsignmsedec_macro(x, bitpos) \
- ((bitpos > JPC_NMSEDEC_FRACBITS) ? jpc_signmsedec[JPC_ASR(x, bitpos - JPC_NMSEDEC_FRACBITS) & JAS_ONES(JPC_NMSEDEC_BITS)] : \
- (jpc_signmsedec0[JPC_ASR(x, bitpos - JPC_NMSEDEC_FRACBITS) & JAS_ONES(JPC_NMSEDEC_BITS)]))
-
-/* Get the normalized MSE reduction for refinement passes. */
-#define JPC_GETREFNMSEDEC(x, bitpos) jpc_getrefnmsedec_macro(x, bitpos)
-jpc_fix_t jpc_refsignmsedec_func(jpc_fix_t x, int bitpos);
-#define jpc_getrefnmsedec_macro(x, bitpos) \
- ((bitpos > JPC_NMSEDEC_FRACBITS) ? jpc_refnmsedec[JPC_ASR(x, bitpos - JPC_NMSEDEC_FRACBITS) & JAS_ONES(JPC_NMSEDEC_BITS)] : \
- (jpc_refnmsedec0[JPC_ASR(x, bitpos - JPC_NMSEDEC_FRACBITS) & JAS_ONES(JPC_NMSEDEC_BITS)]))
-
-/* Arithmetic shift right (with ability to shift left also). */
-#define JPC_ASR(x, n) \
- (((n) >= 0) ? ((x) >> (n)) : ((x) << (-(n))))
-
-/* Update the per-sample state information. */
-#define JPC_UPDATEFLAGS4(fp, rowstep, s, vcausalflag) \
-{ \
- register jpc_fix_t *np = (fp) - (rowstep); \
- register jpc_fix_t *sp = (fp) + (rowstep); \
- if ((vcausalflag)) { \
- sp[-1] |= JPC_NESIG; \
- sp[1] |= JPC_NWSIG; \
- if (s) { \
- *sp |= JPC_NSIG | JPC_NSGN; \
- (fp)[-1] |= JPC_ESIG | JPC_ESGN; \
- (fp)[1] |= JPC_WSIG | JPC_WSGN; \
- } else { \
- *sp |= JPC_NSIG; \
- (fp)[-1] |= JPC_ESIG; \
- (fp)[1] |= JPC_WSIG; \
- } \
- } else { \
- np[-1] |= JPC_SESIG; \
- np[1] |= JPC_SWSIG; \
- sp[-1] |= JPC_NESIG; \
- sp[1] |= JPC_NWSIG; \
- if (s) { \
- *np |= JPC_SSIG | JPC_SSGN; \
- *sp |= JPC_NSIG | JPC_NSGN; \
- (fp)[-1] |= JPC_ESIG | JPC_ESGN; \
- (fp)[1] |= JPC_WSIG | JPC_WSGN; \
- } else { \
- *np |= JPC_SSIG; \
- *sp |= JPC_NSIG; \
- (fp)[-1] |= JPC_ESIG; \
- (fp)[1] |= JPC_WSIG; \
- } \
- } \
-}
-
-/* Initialize the lookup tables used by the codec. */
-void jpc_initluts(void);
-
-/* Get the nominal gain associated with a particular band. */
-int JPC_NOMINALGAIN(int qmfbid, int numlvls, int lvlno, int orient);
-
-/* Get the coding pass type. */
-int JPC_PASSTYPE(int passno);
-
-/* Get the segment type. */
-int JPC_SEGTYPE(int passno, int firstpassno, int bypass);
-
-/* Get the number of coding passess in the segment. */
-int JPC_SEGPASSCNT(int passno, int firstpassno, int numpasses, int bypass,
- int termall);
-
-/* Is the coding pass terminated? */
-int JPC_ISTERMINATED(int passno, int firstpassno, int numpasses, int termall,
- int lazy);
-
-#endif
projects / opencv / blobdiff