OpenJPH: /build/openjph/src/OpenJPH/src/core/codestream/ojph_tile.h Source File

OpenJPH Open-source implementation of JPEG2000 Part-15

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ojph_tile.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_tile.h
34// Author: Aous Naman
35// Date: 28 August 2019
36//***************************************************************************/
37
38
39#ifndef OJPH_TILE_H
40#define OJPH_TILE_H
41
42#include "ojph_defs.h"
43#include "ojph_file.h"
44#include "ojph_params_local.h"
45
46namespace ojph {
47
49 //defined elsewhere
50 class line_buf;
51 class codestream;
52
53 namespace local {
54
56 //defined here
57 class tile_comp;
58
60 class tile
61 {
62 public:
63 static void pre_alloc(codestream *codestream, const rect& tile_rect,
64 const rect& recon_tile_rect, ui32 &num_tileparts);
65 void finalize_alloc(codestream *codestream, const rect& tile_rect,
66 ui32 tile_idx, ui32& offset, ui32 &num_tileparts);
67
68 bool push(line_buf *line, ui32 comp_num);
69 void prepare_for_flush();
70 void fill_tlm(param_tlm* tlm);
71 void flush(outfile_base *file);
72 void parse_tile_header(const param_sot& sot, infile_base *file,
73 const ui64& tile_start_location);
74 bool pull(line_buf *, ui32 comp_num);
75 rect get_tile_rect() { return tile_rect; }
76
77 private:
78 //codestream *parent;
79 rect tile_rect;
80 ui32 num_comps;
81 tile_comp *comps;
82 ui32 num_lines;
83 line_buf* lines;
84 bool employ_color_transform, resilient;
85 bool *reversible;
86 rect *comp_rects, *recon_comp_rects;
87 ui32 *line_offsets;
88 ui32 skipped_res_for_read;
89
90 ui32 *num_bits;
91 bool *is_signed;
92 ui32 *cur_line;
93 ui8 *nlt_type3;
94 int prog_order;
95
96 private:
97 param_sot sot;
98 int next_tile_part;
99
100 private:
101 int profile;
102 ui32 tilepart_div; // tilepart division value
103 bool need_tlm; // true if tlm markers are needed
104
105 ui32 num_bytes; // number of bytes in this tile
106 // used for tile length
107 };
108
109 }
110}
111
112#endif // !OJPH_TILE_H
ojph::codestream
The object represent a codestream.
Definition ojph_codestream.h:89
ojph::infile_base
Definition ojph_file.h:267
ojph::line_buf
Definition ojph_mem.h:161
ojph::local::codestream
Definition ojph_codestream_local.h:65
ojph::local::tile_comp
Definition ojph_tile_comp.h:63
ojph::local::tile
Definition ojph_tile.h:61
ojph::local::tile::num_comps
ui32 num_comps
Definition ojph_tile.h:80
ojph::local::tile::nlt_type3
ui8 * nlt_type3
Definition ojph_tile.h:93
ojph::local::tile::pull
bool pull(line_buf *, ui32 comp_num)
Definition ojph_tile.cpp:424
ojph::local::tile::resilient
bool resilient
Definition ojph_tile.h:84
ojph::local::tile::tilepart_div
ui32 tilepart_div
Definition ojph_tile.h:102
ojph::local::tile::next_tile_part
int next_tile_part
Definition ojph_tile.h:98
ojph::local::tile::lines
line_buf * lines
Definition ojph_tile.h:83
ojph::local::tile::tile_rect
rect tile_rect
Definition ojph_tile.h:79
ojph::local::tile::finalize_alloc
void finalize_alloc(codestream *codestream, const rect &tile_rect, ui32 tile_idx, ui32 &offset, ui32 &num_tileparts)
Definition ojph_tile.cpp:190
ojph::local::tile::pre_alloc
static void pre_alloc(codestream *codestream, const rect &tile_rect, const rect &recon_tile_rect, ui32 &num_tileparts)
Definition ojph_tile.cpp:56
ojph::local::tile::need_tlm
bool need_tlm
Definition ojph_tile.h:103
ojph::local::tile::prepare_for_flush
void prepare_for_flush()
Definition ojph_tile.cpp:520
ojph::local::tile::comps
tile_comp * comps
Definition ojph_tile.h:81
ojph::local::tile::fill_tlm
void fill_tlm(param_tlm *tlm)
Definition ojph_tile.cpp:529
ojph::local::tile::recon_comp_rects
rect * recon_comp_rects
Definition ojph_tile.h:86
ojph::local::tile::reversible
bool * reversible
Definition ojph_tile.h:85
ojph::local::tile::profile
int profile
Definition ojph_tile.h:101
ojph::local::tile::num_bytes
ui32 num_bytes
Definition ojph_tile.h:105
ojph::local::tile::is_signed
bool * is_signed
Definition ojph_tile.h:91
ojph::local::tile::flush
void flush(outfile_base *file)
Definition ojph_tile.cpp:583
ojph::local::tile::num_lines
ui32 num_lines
Definition ojph_tile.h:82
ojph::local::tile::cur_line
ui32 * cur_line
Definition ojph_tile.h:92
ojph::local::tile::prog_order
int prog_order
Definition ojph_tile.h:94
ojph::local::tile::skipped_res_for_read
ui32 skipped_res_for_read
Definition ojph_tile.h:88
ojph::local::tile::sot
param_sot sot
Definition ojph_tile.h:97
ojph::local::tile::push
bool push(line_buf *line, ui32 comp_num)
Definition ojph_tile.cpp:331
ojph::local::tile::employ_color_transform
bool employ_color_transform
Definition ojph_tile.h:84
ojph::local::tile::comp_rects
rect * comp_rects
Definition ojph_tile.h:86
ojph::local::tile::parse_tile_header
void parse_tile_header(const param_sot &sot, infile_base *file, const ui64 &tile_start_location)
Definition ojph_tile.cpp:776
ojph::local::tile::line_offsets
ui32 * line_offsets
Definition ojph_tile.h:87
ojph::local::tile::num_bits
ui32 * num_bits
Definition ojph_tile.h:90
ojph::local::tile::get_tile_rect
rect get_tile_rect()
Definition ojph_tile.h:75
ojph::outfile_base
Definition ojph_file.h:75
ojph::local
Definition ojph_bitbuffer_read.h:53
ojph
Definition ojph_img_io.h:52
ojph::ui64
uint64_t ui64
Definition ojph_defs.h:56
ojph::ui32
uint32_t ui32
Definition ojph_defs.h:54
ojph::ui8
uint8_t ui8
Definition ojph_defs.h:50
ojph_defs.h
ojph_file.h
ojph_params_local.h
ojph::local::param_sot
Definition ojph_params_local.h:965
ojph::local::param_tlm
Definition ojph_params_local.h:1002
ojph::rect
Definition ojph_base.h:65