OpenJPEG 1.5.1
t1.h
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1/*
2 * Copyright (c) 2002-2007, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
3 * Copyright (c) 2002-2007, Professor Benoit Macq
4 * Copyright (c) 2001-2003, David Janssens
5 * Copyright (c) 2002-2003, Yannick Verschueren
6 * Copyright (c) 2003-2007, Francois-Olivier Devaux and Antonin Descampe
7 * Copyright (c) 2005, Herve Drolon, FreeImage Team
8 * All rights reserved.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
20 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
23 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31#ifndef __T1_H
32#define __T1_H
43
44/* ----------------------------------------------------------------------- */
45#define T1_NMSEDEC_BITS 7
46
47#define T1_SIG_NE 0x0001
48#define T1_SIG_SE 0x0002
49#define T1_SIG_SW 0x0004
50#define T1_SIG_NW 0x0008
51#define T1_SIG_N 0x0010
52#define T1_SIG_E 0x0020
53#define T1_SIG_S 0x0040
54#define T1_SIG_W 0x0080
55#define T1_SIG_OTH (T1_SIG_N|T1_SIG_NE|T1_SIG_E|T1_SIG_SE|T1_SIG_S|T1_SIG_SW|T1_SIG_W|T1_SIG_NW)
56#define T1_SIG_PRIM (T1_SIG_N|T1_SIG_E|T1_SIG_S|T1_SIG_W)
57
58#define T1_SGN_N 0x0100
59#define T1_SGN_E 0x0200
60#define T1_SGN_S 0x0400
61#define T1_SGN_W 0x0800
62#define T1_SGN (T1_SGN_N|T1_SGN_E|T1_SGN_S|T1_SGN_W)
63
64#define T1_SIG 0x1000
65#define T1_REFINE 0x2000
66#define T1_VISIT 0x4000
67
68#define T1_NUMCTXS_ZC 9
69#define T1_NUMCTXS_SC 5
70#define T1_NUMCTXS_MAG 3
71#define T1_NUMCTXS_AGG 1
72#define T1_NUMCTXS_UNI 1
73
74#define T1_CTXNO_ZC 0
75#define T1_CTXNO_SC (T1_CTXNO_ZC+T1_NUMCTXS_ZC)
76#define T1_CTXNO_MAG (T1_CTXNO_SC+T1_NUMCTXS_SC)
77#define T1_CTXNO_AGG (T1_CTXNO_MAG+T1_NUMCTXS_MAG)
78#define T1_CTXNO_UNI (T1_CTXNO_AGG+T1_NUMCTXS_AGG)
79#define T1_NUMCTXS (T1_CTXNO_UNI+T1_NUMCTXS_UNI)
80
81#define T1_NMSEDEC_FRACBITS (T1_NMSEDEC_BITS-1)
82
83#define T1_TYPE_MQ 0
84#define T1_TYPE_RAW 1
86/* ----------------------------------------------------------------------- */
87
88typedef short flag_t;
89
93typedef struct opj_t1 {
96
101
102 int *data;
104 int w;
105 int h;
110
111#define MACRO_t1_flags(x,y) t1->flags[((x)*(t1->flags_stride))+(y)]
112
115/* ----------------------------------------------------------------------- */
127void t1_destroy(opj_t1_t *t1);
134void t1_encode_cblks(opj_t1_t *t1, opj_tcd_tile_t *tile, opj_tcp_t *tcp);
142/* ----------------------------------------------------------------------- */
146
147#endif /* __T1_H */
Definition: openjpeg.h:430
MQ coder.
Definition: mqc.h:64
RAW encoding operations.
Definition: raw.h:46
Tier-1 coding (coding of code-block coefficients)
Definition: t1.h:93
int w
Definition: t1.h:104
int datasize
Definition: t1.h:106
opj_common_ptr cinfo
codec context
Definition: t1.h:95
int flags_stride
Definition: t1.h:108
opj_raw_t * raw
RAW component.
Definition: t1.h:100
int h
Definition: t1.h:105
int * data
Definition: t1.h:102
flag_t * flags
Definition: t1.h:103
int flagssize
Definition: t1.h:107
opj_mqc_t * mqc
MQC component.
Definition: t1.h:98
Tile-component coding parameters.
Definition: j2k.h:134
FIXME: documentation.
Definition: tcd.h:151
FIXME: documentation.
Definition: tcd.h:140
Tile coding parameters : this structure is used to store coding/decoding parameters common to all til...
Definition: j2k.h:166
opj_t1_t * t1_create(opj_common_ptr cinfo)
Create a new T1 handle and initialize the look-up tables of the Tier-1 coder/decoder.
Definition: t1.c:1370
short flag_t
Definition: t1.h:88
struct opj_t1 opj_t1_t
Tier-1 coding (coding of code-block coefficients)
void t1_decode_cblks(opj_t1_t *t1, opj_tcd_tilecomp_t *tilec, opj_tccp_t *tccp)
Decode the code-blocks of a tile.
Definition: t1.c:1494
void t1_destroy(opj_t1_t *t1)
Destroy a previously created T1 handle.
Definition: t1.c:1388
void t1_encode_cblks(opj_t1_t *t1, opj_tcd_tile_t *tile, opj_tcp_t *tcp)
Encode the code-blocks of a tile.
Definition: t1.c:1399