vendor: OpenCV 5.0.0 snapshot at 40738fb16ceddb5fb3fea747585f7ce6abb0605b
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/*
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* Copyright (c) 1999-2000 Image Power, Inc. and the University of
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* British Columbia.
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* Copyright (c) 2001-2002 Michael David Adams.
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* All rights reserved.
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*/
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/* __START_OF_JASPER_LICENSE__
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*
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* JasPer License Version 2.0
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*
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* Copyright (c) 2001-2006 Michael David Adams
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* Copyright (c) 1999-2000 Image Power, Inc.
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* Copyright (c) 1999-2000 The University of British Columbia
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*
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* All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person (the
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* "User") obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without restriction,
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* including without limitation the rights to use, copy, modify, merge,
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* publish, distribute, and/or sell copies of the Software, and to permit
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* persons to whom the Software is furnished to do so, subject to the
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* following conditions:
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*
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* 1. The above copyright notices and this permission notice (which
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* includes the disclaimer below) shall be included in all copies or
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* substantial portions of the Software.
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*
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* 2. The name of a copyright holder shall not be used to endorse or
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* promote products derived from the Software without specific prior
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* written permission.
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*
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* THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS
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* LICENSE. NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER
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* THIS DISCLAIMER. THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS
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* "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
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* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
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* PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO
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* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
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* INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
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* FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
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* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
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* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. NO ASSURANCES ARE
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* PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE
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* THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY.
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* EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS
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* BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL
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* PROPERTY RIGHTS OR OTHERWISE. AS A CONDITION TO EXERCISING THE RIGHTS
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* GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE
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* ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY. THE SOFTWARE
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* IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL
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* SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES,
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* AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL
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* SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH
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* THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH,
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* PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH
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* RISK ACTIVITIES"). THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY
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* EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES.
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*
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* __END_OF_JASPER_LICENSE__
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*/
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/*
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* Tier-2 Coding Library
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*
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* $Id: jpc_t2cod.h,v 1.2 2008-05-26 09:40:52 vp153 Exp $
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*/
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#ifndef JPC_T2COD_H
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#define JPC_T2COD_H
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/******************************************************************************\
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* Includes.
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\******************************************************************************/
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#include "jpc_cs.h"
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/******************************************************************************\
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* Types.
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\******************************************************************************/
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/* Progression change list. */
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typedef struct {
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/* The number of progression changes. */
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int numpchgs;
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/* The maximum number of progression changes that can be accomodated
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without growing the progression change array. */
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int maxpchgs;
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/* The progression changes. */
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jpc_pchg_t **pchgs;
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} jpc_pchglist_t;
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/* Packet iterator per-resolution-level information. */
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typedef struct {
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/* The number of precincts. */
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int numprcs;
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/* The last layer processed for each precinct. */
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int *prclyrnos;
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/* The precinct width exponent. */
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int prcwidthexpn;
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/* The precinct height exponent. */
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int prcheightexpn;
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/* The number of precincts spanning the resolution level in the horizontal
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direction. */
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int numhprcs;
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} jpc_pirlvl_t;
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/* Packet iterator per-component information. */
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typedef struct {
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/* The number of resolution levels. */
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int numrlvls;
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/* The per-resolution-level information. */
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jpc_pirlvl_t *pirlvls;
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/* The horizontal sampling period. */
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int hsamp;
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/* The vertical sampling period. */
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int vsamp;
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} jpc_picomp_t;
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/* Packet iterator class. */
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typedef struct {
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/* The number of layers. */
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int numlyrs;
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/* The number of resolution levels. */
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int maxrlvls;
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/* The number of components. */
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int numcomps;
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/* The per-component information. */
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jpc_picomp_t *picomps;
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/* The current component. */
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jpc_picomp_t *picomp;
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/* The current resolution level. */
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jpc_pirlvl_t *pirlvl;
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/* The number of the current component. */
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int compno;
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/* The number of the current resolution level. */
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int rlvlno;
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/* The number of the current precinct. */
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int prcno;
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/* The number of the current layer. */
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int lyrno;
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/* The x-coordinate of the current position. */
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int x;
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/* The y-coordinate of the current position. */
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int y;
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/* The horizontal step size. */
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int xstep;
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/* The vertical step size. */
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int ystep;
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/* The x-coordinate of the top-left corner of the tile on the reference
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grid. */
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int xstart;
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/* The y-coordinate of the top-left corner of the tile on the reference
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grid. */
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int ystart;
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/* The x-coordinate of the bottom-right corner of the tile on the
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reference grid (plus one). */
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int xend;
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/* The y-coordinate of the bottom-right corner of the tile on the
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reference grid (plus one). */
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int yend;
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/* The current progression change. */
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jpc_pchg_t *pchg;
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/* The progression change list. */
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jpc_pchglist_t *pchglist;
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/* The progression to use in the absense of explicit specification. */
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jpc_pchg_t defaultpchg;
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/* The current progression change number. */
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int pchgno;
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/* Is this the first time in the current progression volume? */
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bool prgvolfirst;
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/* Is the current iterator value valid? */
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bool valid;
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/* The current packet number. */
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int pktno;
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} jpc_pi_t;
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/******************************************************************************\
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* Functions/macros for packet iterators.
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\******************************************************************************/
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/* Create a packet iterator. */
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jpc_pi_t *jpc_pi_create0(void);
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/* Destroy a packet iterator. */
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void jpc_pi_destroy(jpc_pi_t *pi);
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/* Add a progression change to a packet iterator. */
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int jpc_pi_addpchg(jpc_pi_t *pi, jpc_pocpchg_t *pchg);
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/* Prepare a packet iterator for iteration. */
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int jpc_pi_init(jpc_pi_t *pi);
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/* Set the iterator to the first packet. */
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int jpc_pi_begin(jpc_pi_t *pi);
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/* Proceed to the next packet in sequence. */
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int jpc_pi_next(jpc_pi_t *pi);
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/* Get the index of the current packet. */
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#define jpc_pi_getind(pi) ((pi)->pktno)
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/* Get the component number of the current packet. */
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#define jpc_pi_cmptno(pi) (assert(pi->valid), (pi)->compno)
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/* Get the resolution level of the current packet. */
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#define jpc_pi_rlvlno(pi) (assert(pi->valid), (pi)->rlvlno)
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/* Get the layer number of the current packet. */
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#define jpc_pi_lyrno(pi) (assert(pi->valid), (pi)->lyrno)
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/* Get the precinct number of the current packet. */
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#define jpc_pi_prcno(pi) (assert(pi->valid), (pi)->prcno)
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/* Get the progression order for the current packet. */
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#define jpc_pi_prg(pi) (assert(pi->valid), (pi)->pchg->prgord)
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/******************************************************************************\
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* Functions/macros for progression change lists.
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\******************************************************************************/
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/* Create a progression change list. */
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jpc_pchglist_t *jpc_pchglist_create(void);
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/* Destroy a progression change list. */
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void jpc_pchglist_destroy(jpc_pchglist_t *pchglist);
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/* Insert a new element into a progression change list. */
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int jpc_pchglist_insert(jpc_pchglist_t *pchglist, int pchgno, jpc_pchg_t *pchg);
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/* Remove an element from a progression change list. */
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jpc_pchg_t *jpc_pchglist_remove(jpc_pchglist_t *pchglist, int pchgno);
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/* Get an element from a progression change list. */
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jpc_pchg_t *jpc_pchglist_get(jpc_pchglist_t *pchglist, int pchgno);
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/* Copy a progression change list. */
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jpc_pchglist_t *jpc_pchglist_copy(jpc_pchglist_t *pchglist);
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/* Get the number of elements in a progression change list. */
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int jpc_pchglist_numpchgs(jpc_pchglist_t *pchglist);
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/******************************************************************************\
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* Functions/macros for progression changes.
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\******************************************************************************/
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/* Destroy a progression change. */
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void jpc_pchg_destroy(jpc_pchg_t *pchg);
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/* Copy a progression change. */
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jpc_pchg_t *jpc_pchg_copy(jpc_pchg_t *pchg);
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#endif
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