+++ /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_enc.h,v 1.2 2008/05/26 09:40:52 vp153 Exp $
- */
-
-#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. */
- int 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. */
- int 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. */
- int 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
projects / opencv / blobdiff