2 * $Id: thix_manager.c 897 2011-08-28 21:43:57Z Kaori.Hagihara@gmail.com $
4 * Copyright (c) 2002-2011, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
5 * Copyright (c) 2002-2011, Professor Benoit Macq
6 * Copyright (c) 2003-2004, Yannick Verschueren
7 * Copyright (c) 2010-2011, Kaori Hagihara
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
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.
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
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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
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33 * \brief Modification of jpip.c from 2KAN indexer
39 #include "indexbox_manager.h"
43 * Write tile-part headers mhix box
45 * @param[in] coff offset of j2k codestream
46 * @param[in] cstr_info codestream information
47 * @param[in] tileno tile number
48 * @param[in] cio file output handle
49 * @return length of mhix box
51 int write_tilemhix( int coff, opj_codestream_info_t cstr_info, int tileno, opj_cio_t *cio);
53 int write_thix( int coff, opj_codestream_info_t cstr_info, opj_cio_t *cio)
60 box = (opj_jp2_box_t *)calloc( cstr_info.tw*cstr_info.th, sizeof(opj_jp2_box_t));
62 for ( i = 0; i < 2 ; i++ ){
66 lenp = cio_tell( cio);
67 cio_skip( cio, 4); /* L [at the end] */
68 cio_write( cio, JPIP_THIX, 4); /* THIX */
69 write_manf( i, cstr_info.tw*cstr_info.th, box, cio);
71 for (tileno = 0; tileno < cstr_info.tw*cstr_info.th; tileno++){
72 box[tileno].length = write_tilemhix( coff, cstr_info, tileno, cio);
73 box[tileno].type = JPIP_MHIX;
76 len = cio_tell( cio)-lenp;
78 cio_write( cio, len, 4); /* L */
79 cio_seek( cio, lenp+len);
87 int write_tilemhix( int coff, opj_codestream_info_t cstr_info, int tileno, opj_cio_t *cio)
94 opj_marker_info_t *marker;
96 lenp = cio_tell( cio);
97 cio_skip( cio, 4); /* L [at the end] */
98 cio_write( cio, JPIP_MHIX, 4); /* MHIX */
100 tile = cstr_info.tile[tileno];
103 cio_write( cio, tp.tp_end_header-tp.tp_start_pos+1, 8); /* TLEN */
105 marker = cstr_info.tile[tileno].marker;
107 for( i=0; i<cstr_info.tile[tileno].marknum; i++){ /* Marker restricted to 1 apparition */
108 cio_write( cio, marker[i].type, 2);
109 cio_write( cio, 0, 2);
110 cio_write( cio, marker[i].pos-coff, 8);
111 cio_write( cio, marker[i].len, 2);
116 len = cio_tell( cio) - lenp;
117 cio_seek( cio, lenp);
118 cio_write( cio, len, 4); /* L */
119 cio_seek( cio, lenp+len);