OpenJPH
Open-source implementation of JPEG2000 Part-15
ojph_subband.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,
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26// TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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31//***************************************************************************/
32// This file is part of the OpenJPH software implementation.
33// File: ojph_subband.h
34// Author: Aous Naman
35// Date: 28 August 2019
36//***************************************************************************/
37
38
39#ifndef OJPH_SUBBAND_H
40#define OJPH_SUBBAND_H
41
42#include "ojph_defs.h"
43
44namespace ojph {
45
47 //defined elsewhere
48 struct line_buf;
49 class mem_elastic_allocator;
50 class codestream;
51
52 namespace local {
53
55 //defined here
56 class resolution;
57 struct precinct;
58 class codeblock;
59 struct coded_cb_header;
60
62 class subband
63 {
64 friend struct precinct;
65 public:
66 static void pre_alloc(codestream *codestream, const rect& band_rect,
69 resolution* res, ui32 res_num, ui32 subband_num);
70
71 void exchange_buf(line_buf* l);
72 line_buf* get_line() { return lines; }
73 void push_line();
74
75 void get_cb_indices(const size& num_precincts, precinct *precincts);
76 float get_delta() { return delta; }
77
79
80 private:
83 bool empty;
98 };
99
100 }
101}
102
103#endif // !OJPH_SUBBAND_H
void exchange_buf(line_buf *l)
coded_cb_header * coded_cbs
Definition: ojph_subband.h:96
line_buf * get_line()
Definition: ojph_subband.h:72
void get_cb_indices(const size &num_precincts, precinct *precincts)
mem_elastic_allocator * elastic
Definition: ojph_subband.h:97
codeblock * blocks
Definition: ojph_subband.h:87
static void pre_alloc(codestream *codestream, const rect &band_rect, ui32 res_num)
resolution * parent
Definition: ojph_subband.h:86
void finalize_alloc(codestream *codestream, const rect &band_rect, resolution *res, ui32 res_num, ui32 subband_num)
line_buf * pull_line()
uint32_t ui32
Definition: ojph_defs.h:54