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Diffstat (limited to 'osframework/source/ImageLib/jpeg2000/jpc_t1cod.h')
| -rw-r--r-- | osframework/source/ImageLib/jpeg2000/jpc_t1cod.h | 344 |
1 files changed, 344 insertions, 0 deletions
diff --git a/osframework/source/ImageLib/jpeg2000/jpc_t1cod.h b/osframework/source/ImageLib/jpeg2000/jpc_t1cod.h new file mode 100644 index 0000000..ad9b41f --- /dev/null +++ b/osframework/source/ImageLib/jpeg2000/jpc_t1cod.h @@ -0,0 +1,344 @@ +/*
+ * 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 Software License
+ *
+ * IMAGE POWER JPEG-2000 PUBLIC LICENSE
+ * ************************************
+ *
+ * GRANT:
+ *
+ * Permission is hereby granted, free of charge, to any person (the "User")
+ * obtaining a copy of this software and associated documentation, to deal
+ * in the JasPer Software without restriction, including without limitation
+ * the right to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the JasPer Software (in source and binary forms),
+ * and to permit persons to whom the JasPer Software is furnished to do so,
+ * provided further that the License Conditions below are met.
+ *
+ * License Conditions
+ * ******************
+ *
+ * A. Redistributions of source code must retain the above copyright notice,
+ * and this list of conditions, and the following disclaimer.
+ *
+ * B. Redistributions in binary form must reproduce the above copyright
+ * notice, and this list of conditions, and the following disclaimer in
+ * the documentation and/or other materials provided with the distribution.
+ *
+ * C. Neither the name of Image Power, Inc. nor any other contributor
+ * (including, but not limited to, the University of British Columbia and
+ * Michael David Adams) may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * D. User agrees that it shall not commence any action against Image Power,
+ * Inc., the University of British Columbia, Michael David Adams, or any
+ * other contributors (collectively "Licensors") for infringement of any
+ * intellectual property rights ("IPR") held by the User in respect of any
+ * technology that User owns or has a right to license or sublicense and
+ * which is an element required in order to claim compliance with ISO/IEC
+ * 15444-1 (i.e., JPEG-2000 Part 1). "IPR" means all intellectual property
+ * rights worldwide arising under statutory or common law, and whether
+ * or not perfected, including, without limitation, all (i) patents and
+ * patent applications owned or licensable by User; (ii) rights associated
+ * with works of authorship including copyrights, copyright applications,
+ * copyright registrations, mask work rights, mask work applications,
+ * mask work registrations; (iii) rights relating to the protection of
+ * trade secrets and confidential information; (iv) any right analogous
+ * to those set forth in subsections (i), (ii), or (iii) and any other
+ * proprietary rights relating to intangible property (other than trademark,
+ * trade dress, or service mark rights); and (v) divisions, continuations,
+ * renewals, reissues and extensions of the foregoing (as and to the extent
+ * applicable) now existing, hereafter filed, issued or acquired.
+ *
+ * E. If User commences an infringement action against any Licensor(s) then
+ * such Licensor(s) shall have the right to terminate User's license and
+ * all sublicenses that have been granted hereunder by User to other parties.
+ *
+ * F. This software is for use only in hardware or software products that
+ * are compliant with ISO/IEC 15444-1 (i.e., JPEG-2000 Part 1). No license
+ * or right to this Software is granted for products that do not comply
+ * with ISO/IEC 15444-1. The JPEG-2000 Part 1 standard can be purchased
+ * from the ISO.
+ *
+ * THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS LICENSE.
+ * NO USE OF THE JASPER SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER
+ * THIS DISCLAIMER. THE JASPER SOFTWARE IS PROVIDED BY THE LICENSORS AND
+ * CONTRIBUTORS UNDER THIS LICENSE ON AN ``AS-IS'' BASIS, WITHOUT WARRANTY
+ * OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION,
+ * WARRANTIES THAT THE JASPER SOFTWARE IS FREE OF DEFECTS, IS MERCHANTABLE,
+ * IS FIT FOR A PARTICULAR PURPOSE OR IS NON-INFRINGING. THOSE INTENDING
+ * TO USE THE JASPER SOFTWARE OR MODIFICATIONS THEREOF FOR USE IN HARDWARE
+ * OR SOFTWARE PRODUCTS ARE ADVISED THAT THEIR USE MAY INFRINGE EXISTING
+ * PATENTS, COPYRIGHTS, TRADEMARKS, OR OTHER INTELLECTUAL PROPERTY RIGHTS.
+ * THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE JASPER SOFTWARE
+ * IS WITH THE USER. SHOULD ANY PART OF THE JASPER SOFTWARE PROVE DEFECTIVE
+ * IN ANY RESPECT, THE USER (AND NOT THE INITIAL DEVELOPERS, THE UNIVERSITY
+ * OF BRITISH COLUMBIA, IMAGE POWER, INC., MICHAEL DAVID ADAMS, OR ANY
+ * OTHER CONTRIBUTOR) SHALL ASSUME THE COST OF ANY NECESSARY SERVICING,
+ * REPAIR OR CORRECTION. UNDER NO CIRCUMSTANCES AND UNDER NO LEGAL THEORY,
+ * WHETHER TORT (INCLUDING NEGLIGENCE), CONTRACT, OR OTHERWISE, SHALL THE
+ * INITIAL DEVELOPER, THE UNIVERSITY OF BRITISH COLUMBIA, IMAGE POWER, INC.,
+ * MICHAEL DAVID ADAMS, ANY OTHER CONTRIBUTOR, OR ANY DISTRIBUTOR OF THE
+ * JASPER SOFTWARE, OR ANY SUPPLIER OF ANY OF SUCH PARTIES, BE LIABLE TO
+ * THE USER OR ANY OTHER PERSON FOR ANY INDIRECT, SPECIAL, INCIDENTAL, OR
+ * CONSEQUENTIAL DAMAGES OF ANY CHARACTER INCLUDING, WITHOUT LIMITATION,
+ * DAMAGES FOR LOSS OF GOODWILL, WORK STOPPAGE, COMPUTER FAILURE OR
+ * MALFUNCTION, OR ANY AND ALL OTHER COMMERCIAL DAMAGES OR LOSSES, EVEN IF
+ * SUCH PARTY HAD BEEN INFORMED, OR OUGHT TO HAVE KNOWN, OF THE POSSIBILITY
+ * OF SUCH DAMAGES. THE JASPER SOFTWARE AND UNDERLYING TECHNOLOGY ARE NOT
+ * FAULT-TOLERANT AND ARE NOT DESIGNED, MANUFACTURED OR INTENDED FOR USE OR
+ * RESALE AS ON-LINE CONTROL EQUIPMENT IN HAZARDOUS ENVIRONMENTS REQUIRING
+ * FAIL-SAFE PERFORMANCE, SUCH AS IN THE OPERATION OF NUCLEAR FACILITIES,
+ * AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL, DIRECT
+ * LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH THE FAILURE OF THE
+ * JASPER SOFTWARE OR UNDERLYING TECHNOLOGY OR PRODUCT COULD LEAD DIRECTLY
+ * TO DEATH, PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE
+ * ("HIGH RISK ACTIVITIES"). LICENSOR SPECIFICALLY DISCLAIMS ANY EXPRESS
+ * OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES. USER WILL NOT
+ * KNOWINGLY USE, DISTRIBUTE OR RESELL THE JASPER SOFTWARE OR UNDERLYING
+ * TECHNOLOGY OR PRODUCTS FOR HIGH RISK ACTIVITIES AND WILL ENSURE THAT ITS
+ * CUSTOMERS AND END-USERS OF ITS PRODUCTS ARE PROVIDED WITH A COPY OF THE
+ * NOTICE SPECIFIED IN THIS SECTION.
+ *
+ * __END_OF_JASPER_LICENSE__
+ */
+
+/*
+ * $Id: jpc_t1cod.h,v 1.1 2003/05/15 01:30:32 ace Exp $
+ */
+
+#ifndef JPC_T1COD_H
+#define JPC_T1COD_H
+
+/******************************************************************************\
+* Includes.
+\******************************************************************************/
+
+#include "jas_fix.h"
+#include "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
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