OpenJPH
Open-source implementation of JPEG2000 Part-15
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ojph_block_common.h
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1/***************************************************************************/
2// This software is released under the 2-Clause BSD license, included
3// below.
4//
5// Copyright (c) 2022, Aous Naman
6// Copyright (c) 2022, Kakadu Software Pty Ltd, Australia
7// Copyright (c) 2022, The University of New South Wales, Australia
8// Copyright (c) 2026, Osamu Watanabe
9//
10// Redistribution and use in source and binary forms, with or without
11// modification, are permitted provided that the following conditions are
12// met:
13//
14// 1. Redistributions of source code must retain the above copyright
15// notice, this list of conditions and the following disclaimer.
16//
17// 2. Redistributions in binary form must reproduce the above copyright
18// notice, this list of conditions and the following disclaimer in the
19// documentation and/or other materials provided with the distribution.
20//
21// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
22// IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
23// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
24// PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25// HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
27// TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
28// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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30// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
31// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32//***************************************************************************/
33// This file is part of the OpenJPH software implementation.
34// File: ojph_block_common.h
35// Author: Aous Naman
36// Author: Osamu Watanabe
37// Date: 13 May 2022
38//***************************************************************************/
39
40#include "ojph_defs.h"
41
42namespace ojph{
43 namespace local {
44
45 extern ui16 vlc_tbl0[1024];
46 extern ui16 vlc_tbl1[1024];
47 extern ui16 uvlc_tbl0[256+64];
48 extern ui16 uvlc_tbl1[256];
49 extern ui32 uvlc_tbl1_wide[4096];
50 extern ui8 uvlc_bias[256+64];
51 } // !namespace local
52} // !namespace ojph
ui8 uvlc_bias[256+64]
uvlc_bias contains decoding info. for initial row of quads
ui32 uvlc_tbl1_wide[4096]
uvlc_tbl1_wide: wider UVLC table for non-initial rows. Index = mode(2 bits) * 1024 + vlc_data(10 bits...
ui16 uvlc_tbl0[256+64]
uvlc_tbl0 contains decoding information for initial row of quads
ui16 uvlc_tbl1[256]
uvlc_tbl1 contains decoding information for non-initial row of quads
ui16 vlc_tbl1[1024]
vlc_tbl1 contains decoding information for non-initial row of quads
ui16 vlc_tbl0[1024]
vlc_tbl0 contains decoding information for initial row of quads
uint16_t ui16
Definition ojph_defs.h:52
uint32_t ui32
Definition ojph_defs.h:54
uint8_t ui8
Definition ojph_defs.h:50