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author | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2006-08-19 03:12:28 +0000 |
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committer | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2006-08-19 03:12:28 +0000 |
commit | 1fd361a1ea06e44286c213ca1f814f49306fdc43 (patch) | |
tree | 64c8c96cf54d8718847339a403e5e67b922e8c3f /converter/other/jpeg2000/libjasper/jpc/jpc_enc.h | |
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Create Subversion repository
git-svn-id: http://svn.code.sf.net/p/netpbm/code/trunk@1 9d0c8265-081b-0410-96cb-a4ca84ce46f8
Diffstat (limited to 'converter/other/jpeg2000/libjasper/jpc/jpc_enc.h')
-rw-r--r-- | converter/other/jpeg2000/libjasper/jpc/jpc_enc.h | 695 |
1 files changed, 695 insertions, 0 deletions
diff --git a/converter/other/jpeg2000/libjasper/jpc/jpc_enc.h b/converter/other/jpeg2000/libjasper/jpc/jpc_enc.h new file mode 100644 index 00000000..cfd754c9 --- /dev/null +++ b/converter/other/jpeg2000/libjasper/jpc/jpc_enc.h @@ -0,0 +1,695 @@ +/* + * 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__ + */ + +/* + * $Id$ + */ + +#ifndef JPC_ENC_H +#define JPC_ENC_H + +/******************************************************************************\ +* Includes. +\******************************************************************************/ + +#include "jasper/jas_seq.h" + +#include "jpc_t2cod.h" +#include "jpc_mqenc.h" +#include "jpc_cod.h" +#include "jpc_tagtree.h" +#include "jpc_cs.h" +#include "jpc_flt.h" +#include "jpc_tsfb.h" + +/******************************************************************************\ +* Constants. +\******************************************************************************/ + +/* The number of bits used in various lookup tables. */ +#define JPC_NUMEXTRABITS JPC_NMSEDEC_FRACBITS + +/* An invalid R-D slope value. */ +#define JPC_BADRDSLOPE (-1) + +/******************************************************************************\ +* Coding parameters types. +\******************************************************************************/ + +/* Per-component coding paramters. */ + +typedef struct { + + /* The horizontal sampling period. */ + uint_fast8_t sampgrdstepx; + + /* The vertical sampling period. */ + uint_fast8_t sampgrdstepy; + + /* The sample alignment horizontal offset. */ + uint_fast8_t sampgrdsubstepx; + + /* The sample alignment vertical offset. */ + uint_fast8_t sampgrdsubstepy; + + /* The precision of the samples. */ + uint_fast8_t prec; + + /* The signedness of the samples. */ + bool sgnd; + + /* The number of step sizes. */ + uint_fast16_t numstepsizes; + + /* The quantizer step sizes. */ + uint_fast16_t stepsizes[JPC_MAXBANDS]; + +} jpc_enc_ccp_t; + +/* Per-tile coding parameters. */ + +typedef struct { + + /* The coding mode. */ + bool intmode; + + /* The coding style (i.e., SOP, EPH). */ + uint_fast8_t csty; + + /* The progression order. */ + uint_fast8_t prg; + + /* The multicomponent transform. */ + uint_fast8_t mctid; + + /* The number of layers. */ + uint_fast16_t numlyrs; + + /* The normalized bit rates associated with the various + intermediate layers. */ + jpc_fix_t *ilyrrates; + +} jpc_enc_tcp_t; + +/* Per tile-component coding parameters. */ + +typedef struct { + + /* The coding style (i.e., explicit precinct sizes). */ + uint_fast8_t csty; + + /* The maximum number of resolution levels allowed. */ + uint_fast8_t maxrlvls; + + /* The exponent for the nominal code block width. */ + uint_fast16_t cblkwidthexpn; + + /* The exponent for the nominal code block height. */ + uint_fast16_t cblkheightexpn; + + /* The code block style parameters (e.g., lazy, terminate all, + segmentation symbols, causal, reset probability models). */ + uint_fast8_t cblksty; + + /* The QMFB. */ + uint_fast8_t qmfbid; + + /* The precinct width values. */ + uint_fast16_t prcwidthexpns[JPC_MAXRLVLS]; + + /* The precinct height values. */ + uint_fast16_t prcheightexpns[JPC_MAXRLVLS]; + + /* The number of guard bits. */ + uint_fast8_t numgbits; + +} jpc_enc_tccp_t; + +/* Coding parameters. */ + +typedef struct { + + /* The debug level. */ + int debug; + + /* The horizontal offset from the origin of the reference grid to the + left edge of the image area. */ + uint_fast32_t imgareatlx; + + /* The vertical offset from the origin of the reference grid to the + top edge of the image area. */ + uint_fast32_t imgareatly; + + /* The horizontal offset from the origin of the reference grid to the + right edge of the image area (plus one). */ + uint_fast32_t refgrdwidth; + + /* The vertical offset from the origin of the reference grid to the + bottom edge of the image area (plus one). */ + uint_fast32_t refgrdheight; + + /* The horizontal offset from the origin of the tile grid to the + origin of the reference grid. */ + uint_fast32_t tilegrdoffx; + + /* The vertical offset from the origin of the tile grid to the + origin of the reference grid. */ + uint_fast32_t tilegrdoffy; + + /* The nominal tile width in units of the image reference grid. */ + uint_fast32_t tilewidth; + + /* The nominal tile height in units of the image reference grid. */ + uint_fast32_t tileheight; + + /* The number of tiles spanning the image area in the horizontal + direction. */ + uint_fast32_t numhtiles; + + /* The number of tiles spanning the image area in the vertical + direction. */ + uint_fast32_t numvtiles; + + /* The number of tiles. */ + uint_fast32_t numtiles; + + /* The number of components. */ + uint_fast16_t numcmpts; + + /* The per-component coding parameters. */ + jpc_enc_ccp_t *ccps; + + /* The per-tile coding parameters. */ + jpc_enc_tcp_t tcp; + + /* The per-tile-component coding parameters. */ + jpc_enc_tccp_t tccp; + + /* The target code stream length in bytes. */ + uint_fast32_t totalsize; + + /* The raw (i.e., uncompressed) size of the image in bytes. */ + uint_fast32_t rawsize; + +} jpc_enc_cp_t; + +/******************************************************************************\ +* Encoder class. +\******************************************************************************/ + +/* Encoder per-coding-pass state information. */ + +typedef struct { + + /* The starting offset for this pass. */ + int start; + + /* The ending offset for this pass. */ + int end; + + /* The type of data in this pass (i.e., MQ or raw). */ + int type; + + /* Flag indicating that this pass is terminated. */ + int term; + + /* The entropy coder state after coding this pass. */ + jpc_mqencstate_t mqencstate; + + /* The layer to which this pass has been assigned. */ + int lyrno; + + /* The R-D slope for this pass. */ + jpc_flt_t rdslope; + + /* The weighted MSE reduction associated with this pass. */ + jpc_flt_t wmsedec; + + /* The cumulative weighted MSE reduction. */ + jpc_flt_t cumwmsedec; + + /* The normalized MSE reduction. */ + long nmsedec; + +} jpc_enc_pass_t; + +/* Encoder per-code-block state information. */ + +typedef struct { + + /* The number of passes. */ + int numpasses; + + /* The per-pass information. */ + jpc_enc_pass_t *passes; + + /* The number of passes encoded so far. */ + int numencpasses; + + /* The number of insignificant MSBs. */ + int numimsbs; + + /* The number of bits used to encode pass data lengths. */ + int numlenbits; + + /* The byte stream for this code block. */ + jas_stream_t *stream; + + /* The entropy encoder. */ + jpc_mqenc_t *mqenc; + + /* The data for this code block. */ + jas_matrix_t *data; + + /* The state for this code block. */ + jas_matrix_t *flags; + + /* The number of bit planes required for this code block. */ + int numbps; + + /* The next pass to be encoded. */ + jpc_enc_pass_t *curpass; + + /* The per-code-block-group state information. */ + struct jpc_enc_prc_s *prc; + + /* The saved current pass. */ + /* This is used by the rate control code. */ + jpc_enc_pass_t *savedcurpass; + + /* The saved length indicator size. */ + /* This is used by the rate control code. */ + int savednumlenbits; + + /* The saved number of encoded passes. */ + /* This is used by the rate control code. */ + int savednumencpasses; + +} jpc_enc_cblk_t; + +/* Encoder per-code-block-group state information. */ + +typedef struct jpc_enc_prc_s { + + /* The x-coordinate of the top-left corner of the precinct. */ + uint_fast32_t tlx; + + /* The y-coordinate of the top-left corner of the precinct. */ + uint_fast32_t tly; + + /* The x-coordinate of the bottom-right corner of the precinct + (plus one). */ + uint_fast32_t brx; + + /* The y-coordinate of the bottom-right corner of the precinct + (plus one). */ + uint_fast32_t bry; + + /* The number of code blocks spanning the precinct in the horizontal + direction. */ + int numhcblks; + + /* The number of code blocks spanning the precinct in the vertical + direction. */ + int numvcblks; + + /* The total number of code blocks. */ + int numcblks; + + /* The per-code-block information. */ + jpc_enc_cblk_t *cblks; + + /* The inclusion tag tree. */ + jpc_tagtree_t *incltree; + + /* The insignifcant MSBs tag tree. */ + jpc_tagtree_t *nlibtree; + + /* The per-band information. */ + struct jpc_enc_band_s *band; + + /* The saved inclusion tag tree. */ + /* This is used by rate control. */ + jpc_tagtree_t *savincltree; + + /* The saved leading-insignificant-bit-planes tag tree. */ + /* This is used by rate control. */ + jpc_tagtree_t *savnlibtree; + +} jpc_enc_prc_t; + +/* Encoder per-band state information. */ + +typedef struct jpc_enc_band_s { + + /* The per precinct information. */ + jpc_enc_prc_t *prcs; + + /* The coefficient data for this band. */ + jas_matrix_t *data; + + /* The orientation of this band (i.e., LL, LH, HL, or HH). */ + int orient; + + /* The number of bit planes associated with this band. */ + int numbps; + + /* The quantizer step size. */ + jpc_fix_t absstepsize; + + /* The encoded quantizer step size. */ + int stepsize; + + /* The L2 norm of the synthesis basis functions associated with + this band. (The MCT is not considered in this value.) */ + jpc_fix_t synweight; + + /* The analysis gain for this band. */ + int analgain; + + /* The per-resolution-level information. */ + struct jpc_enc_rlvl_s *rlvl; + +} jpc_enc_band_t; + +/* Encoder per-resolution-level state information. */ + +typedef struct jpc_enc_rlvl_s { + + /* The x-coordinate of the top-left corner of the tile-component + at this resolution. */ + uint_fast32_t tlx; + + /* The y-coordinate of the top-left corner of the tile-component + at this resolution. */ + uint_fast32_t tly; + + /* The x-coordinate of the bottom-right corner of the tile-component + at this resolution (plus one). */ + uint_fast32_t brx; + + /* The y-coordinate of the bottom-right corner of the tile-component + at this resolution (plus one). */ + uint_fast32_t bry; + + /* The exponent value for the nominal precinct width measured + relative to the associated LL band. */ + int prcwidthexpn; + + /* The exponent value for the nominal precinct height measured + relative to the associated LL band. */ + int prcheightexpn; + + /* The number of precincts spanning the resolution level in the + horizontal direction. */ + int numhprcs; + + /* The number of precincts spanning the resolution level in the + vertical direction. */ + int numvprcs; + + /* The total number of precincts. */ + int numprcs; + + /* The exponent value for the nominal code block group width. + This quantity is associated with the next lower resolution level + (assuming that there is one). */ + int cbgwidthexpn; + + /* The exponent value for the nominal code block group height. + This quantity is associated with the next lower resolution level + (assuming that there is one). */ + int cbgheightexpn; + + /* The exponent value for the code block width. */ + uint_fast16_t cblkwidthexpn; + + /* The exponent value for the code block height. */ + uint_fast16_t cblkheightexpn; + + /* The number of bands associated with this resolution level. */ + int numbands; + + /* The per-band information. */ + jpc_enc_band_t *bands; + + /* The parent tile-component. */ + struct jpc_enc_tcmpt_s *tcmpt; + +} jpc_enc_rlvl_t; + +/* Encoder per-tile-component state information. */ + +typedef struct jpc_enc_tcmpt_s { + + /* The number of resolution levels. */ + uint_fast16_t numrlvls; + + /* The per-resolution-level information. */ + jpc_enc_rlvl_t *rlvls; + + /* The tile-component data. */ + jas_matrix_t *data; + + /* The QMFB. */ + int qmfbid; + + /* The number of bands. */ + int numbands; + + /* The TSFB. */ + jpc_tsfb_t *tsfb; + + /* The synthesis energy weight (for the MCT). */ + jpc_fix_t synweight; + + /* The precinct width exponents. */ + int prcwidthexpns[JPC_MAXRLVLS]; + + /* The precinct height exponents. */ + int prcheightexpns[JPC_MAXRLVLS]; + + /* The code block width exponent. */ + int cblkwidthexpn; + + /* The code block height exponent. */ + int cblkheightexpn; + + /* Coding style (i.e., explicit precinct sizes). */ + int csty; + + /* Code block style. */ + int cblksty; + + /* The number of quantizer step sizes. */ + uint_fast16_t numstepsizes; + + /* The encoded quantizer step sizes. */ + uint_fast16_t stepsizes[JPC_MAXBANDS]; + + /* The parent tile. */ + struct jpc_enc_tile_s *tile; + +} jpc_enc_tcmpt_t; + +/* Encoder per-tile state information. */ + +typedef struct jpc_enc_tile_s { + + /* The tile number. */ + uint_fast32_t tileno; + + /* The x-coordinate of the top-left corner of the tile measured with + respect to the reference grid. */ + uint_fast32_t tlx; + + /* The y-coordinate of the top-left corner of the tile measured with + respect to the reference grid. */ + uint_fast32_t tly; + + /* The x-coordinate of the bottom-right corner of the tile measured + with respect to the reference grid (plus one). */ + uint_fast32_t brx; + + /* The y-coordinate of the bottom-right corner of the tile measured + with respect to the reference grid (plus one). */ + uint_fast32_t bry; + + /* The coding style. */ + uint_fast8_t csty; + + /* The progression order. */ + uint_fast8_t prg; + + /* The number of layers. */ + uint_fast16_t numlyrs; + + /* The MCT to employ (if any). */ + uint_fast8_t mctid; + + /* The packet iterator (used to determine the order of packet + generation). */ + jpc_pi_t *pi; + + /* The coding mode (i.e., integer or real). */ + bool intmode; + + /* The number of bytes to allocate to the various layers. */ + uint_fast32_t *lyrsizes; + + /* The number of tile-components. */ + int numtcmpts; + + /* The per tile-component information. */ + jpc_enc_tcmpt_t *tcmpts; + + /* The raw (i.e., uncompressed) size of this tile. */ + uint_fast32_t rawsize; + +} jpc_enc_tile_t; + +/* Encoder class. */ + +typedef struct jpc_enc_s { + + /* The image being encoded. */ + jas_image_t *image; + + /* The output stream. */ + jas_stream_t *out; + + /* The coding parameters. */ + jpc_enc_cp_t *cp; + + /* The tile currently being processed. */ + jpc_enc_tile_t *curtile; + + /* The code stream state. */ + jpc_cstate_t *cstate; + + /* The number of bytes output so far. */ + uint_fast32_t len; + + /* The number of bytes available for the main body of the code stream. */ + /* This is used for rate allocation purposes. */ + uint_fast32_t mainbodysize; + + /* The marker segment currently being processed. */ + /* This member is a convenience for making cleanup easier. */ + jpc_ms_t *mrk; + + /* The stream used to temporarily hold tile-part data. */ + jas_stream_t *tmpstream; + +} jpc_enc_t; + +#endif |