OpenJPH Open-source implementation of JPEG2000 Part-15

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ojph_precinct.h
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1//***************************************************************************/
2// This software is released under the 2-Clause BSD license, included
3// below.
4//
5// Copyright (c) 2019, Aous Naman
6// Copyright (c) 2019, Kakadu Software Pty Ltd, Australia
7// Copyright (c) 2019, The University of New South Wales, Australia
8//
9// Redistribution and use in source and binary forms, with or without
10// modification, are permitted provided that the following conditions are
11// met:
12//
13// 1. Redistributions of source code must retain the above copyright
14// notice, this list of conditions and the following disclaimer.
15//
16// 2. Redistributions in binary form must reproduce the above copyright
17// notice, this list of conditions and the following disclaimer in the
18// documentation and/or other materials provided with the distribution.
19//
20// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
21// IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
23// PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24// HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
26// TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
27// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
28// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
29// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
30// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31//***************************************************************************/
32// This file is part of the OpenJPH software implementation.
33// File: ojph_precinct.h
34// Author: Aous Naman
35// Date: 28 August 2019
36//***************************************************************************/
37
38
39#ifndef OJPH_PRECINCT_H
40#define OJPH_PRECINCT_H
41
42#include "ojph_defs.h"
43
44 namespace ojph {
45
47 //defined elsewhere
48 class mem_elastic_allocator;
49 struct coded_lists;
50
51 namespace local {
52
54 //defined here
55 class subband;
56
58 struct precinct
59 {
60 precinct() {
61 scratch = NULL; bands = NULL; coded = NULL;
62 may_use_sop = uses_eph = false;
63 }
64 ui32 prepare_precinct(int tag_tree_size, ui32* lev_idx,
65 mem_elastic_allocator *elastic);
66 void write(outfile_base *file);
67 void parse(int tag_tree_size, ui32* lev_idx,
68 mem_elastic_allocator *elastic,
69 ui32& data_left, infile_base *file, bool skipped);
70
71 ui8 *scratch;
72 point img_point; //the precinct projected to full resolution
73 rect cb_idxs[4]; //indices of codeblocks
74 subband *bands; //the subbands
75 coded_lists* coded;
76 bool may_use_sop, uses_eph;
77 };
78
79 }
80}
81
82#endif // !OJPH_PRECINCT_H
ojph::infile_base
Definition ojph_file.h:247
ojph::local::subband
Definition ojph_subband.h:63
ojph::mem_elastic_allocator
Definition ojph_mem.h:217
ojph::outfile_base
Definition ojph_file.h:75
ojph::local
Definition ojph_bitbuffer_read.h:52
ojph
Definition ojph_img_io.h:52
ojph::ui32
uint32_t ui32
Definition ojph_defs.h:54
ojph::ui8
uint8_t ui8
Definition ojph_defs.h:50
ojph_defs.h
ojph::coded_lists
Definition ojph_mem.h:201
ojph::local::precinct::may_use_sop
bool may_use_sop
Definition ojph_precinct.h:76
ojph::local::precinct::write
void write(outfile_base *file)
Definition ojph_precinct.cpp:281
ojph::local::precinct::coded
coded_lists * coded
Definition ojph_precinct.h:75
ojph::local::precinct::bands
subband * bands
Definition ojph_precinct.h:74
ojph::local::precinct::scratch
ui8 * scratch
Definition ojph_precinct.h:71
ojph::local::precinct::prepare_precinct
ui32 prepare_precinct(int tag_tree_size, ui32 *lev_idx, mem_elastic_allocator *elastic)
Definition ojph_precinct.cpp:94
ojph::local::precinct::parse
void parse(int tag_tree_size, ui32 *lev_idx, mem_elastic_allocator *elastic, ui32 &data_left, infile_base *file, bool skipped)
Definition ojph_precinct.cpp:328
ojph::local::precinct::img_point
point img_point
Definition ojph_precinct.h:72
ojph::local::precinct::precinct
precinct()
Definition ojph_precinct.h:60
ojph::local::precinct::uses_eph
bool uses_eph
Definition ojph_precinct.h:76
ojph::local::precinct::cb_idxs
rect cb_idxs[4]
Definition ojph_precinct.h:73
ojph::point
Definition ojph_base.h:58
ojph::rect
Definition ojph_base.h:65