OpenJPH
Open-source implementation of JPEG2000 Part-15
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
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20// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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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
44namespace 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 {
61 scratch = NULL; bands = NULL; coded = NULL;
62 num_bands = 0; 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
72 point img_point; //the precinct projected to full resolution
73 rect cb_idxs[4]; //indices of codeblocks
74 subband *bands; //the subbands
78 };
79
80 }
81}
82
83#endif // !OJPH_PRECINCT_H
uint32_t ui32
Definition: ojph_defs.h:54
uint8_t ui8
Definition: ojph_defs.h:50
void write(outfile_base *file)
coded_lists * coded
Definition: ojph_precinct.h:75
ui32 prepare_precinct(int tag_tree_size, ui32 *lev_idx, mem_elastic_allocator *elastic)
void parse(int tag_tree_size, ui32 *lev_idx, mem_elastic_allocator *elastic, ui32 &data_left, infile_base *file, bool skipped)