mirror of https://github.com/opencv/opencv.git
Open Source Computer Vision Library
https://opencv.org/
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
646 lines
18 KiB
646 lines
18 KiB
/* |
|
* 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
|
|
|