2 * $Id: phix_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
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.
33 * \brief Modification of jpip.c from 2KAN indexer
36 #include "opj_includes.h"
40 * Write faix box of phix
42 * @param[in] coff offset of j2k codestream
43 * @param[in] compno component number
44 * @param[in] cstr_info codestream information
45 * @param[in] EPHused true if if EPH option used
46 * @param[in] j2klen length of j2k codestream
47 * @param[in] cio file output handle
48 * @return length of faix box
51 int opj_write_phix( int coff, opj_codestream_info_t cstr_info, OPJ_BOOL EPHused, int j2klen, opj_stream_private_t *cio,
52 opj_event_mgr_t * p_manager )
54 OPJ_BYTE l_data_header [8];
59 box = (opj_jp2_box_t *)opj_calloc( cstr_info.numcomps, sizeof(opj_jp2_box_t));
63 opj_stream_seek( cio, lenp, p_manager);
65 lenp = opj_stream_tell(cio);
66 opj_stream_skip(cio, 4, p_manager); /* L [at the end] */
67 opj_write_bytes(l_data_header,JPIP_PHIX,4); /* PHIX */
68 opj_stream_write_data(cio,l_data_header,4,p_manager);
70 opj_write_manf( i, cstr_info.numcomps, box, cio, p_manager );
72 for( compno=0; compno<cstr_info.numcomps; compno++){
73 box[compno].length = opj_write_phixfaix( coff, compno, cstr_info, EPHused, j2klen, cio,p_manager);
74 box[compno].type = JPIP_FAIX;
77 len = (OPJ_UINT32)(opj_stream_tell(cio)-lenp);
78 opj_stream_seek(cio, 4, p_manager);
79 opj_write_bytes(l_data_header,len,4);/* L */
80 opj_stream_write_data(cio,l_data_header,4,p_manager);
81 opj_stream_seek( cio, lenp+len,p_manager);
90 int opj_write_phixfaix( int coff, int compno, opj_codestream_info_t cstr_info, OPJ_BOOL EPHused, int j2klen, opj_stream_private_t *cio,
91 opj_event_mgr_t * p_manager )
93 int tileno, version, i, nmax, size_of_coding; /* 4 or 8 */
94 opj_tile_info_t *tile_Idx;
95 opj_packet_info_t packet;
96 int resno, precno, layno, num_packet;
97 int numOfres, numOfprec, numOflayers;
98 OPJ_BYTE l_data_header [8];
102 packet.end_ph_pos = packet.start_pos = -1;
103 (void)EPHused; /* unused ? */
106 if( j2klen > pow( 2, 32)){
115 lenp = opj_stream_tell(cio);
116 opj_stream_skip(cio, 4, p_manager); /* L [at the end] */
117 opj_write_bytes(l_data_header,JPIP_FAIX,4); /* FAIX */
118 opj_stream_write_data(cio,l_data_header,4,p_manager);
119 opj_write_bytes(l_data_header,version,1); /* Version 0 = 4 bytes */
120 opj_stream_write_data(cio,l_data_header,1,p_manager);
123 for( i=0; i<=cstr_info.numdecompos[compno]; i++)
124 nmax += cstr_info.tile[0].ph[i] * cstr_info.tile[0].pw[i] * cstr_info.numlayers;
126 opj_write_bytes(l_data_header,nmax,size_of_coding); /* NMAX */
127 opj_stream_write_data(cio,l_data_header,size_of_coding,p_manager);
128 opj_write_bytes(l_data_header,cstr_info.tw*cstr_info.th,size_of_coding); /* M */
129 opj_stream_write_data(cio,l_data_header,size_of_coding,p_manager);
131 for( tileno=0; tileno<cstr_info.tw*cstr_info.th; tileno++){
132 tile_Idx = &cstr_info.tile[ tileno];
135 numOfres = cstr_info.numdecompos[compno] + 1;
137 for( resno=0; resno<numOfres ; resno++){
138 numOfprec = tile_Idx->pw[resno]*tile_Idx->ph[resno];
139 for( precno=0; precno<numOfprec; precno++){
140 numOflayers = cstr_info.numlayers;
141 for( layno=0; layno<numOflayers; layno++){
143 switch ( cstr_info.prog){
145 packet = tile_Idx->packet[ ((layno*numOfres+resno)*cstr_info.numcomps+compno)*numOfprec+precno];
148 packet = tile_Idx->packet[ ((resno*numOflayers+layno)*cstr_info.numcomps+compno)*numOfprec+precno];
151 packet = tile_Idx->packet[ ((resno*numOfprec+precno)*cstr_info.numcomps+compno)*numOflayers+layno];
154 packet = tile_Idx->packet[ ((precno*cstr_info.numcomps+compno)*numOfres+resno)*numOflayers + layno];
157 packet = tile_Idx->packet[ ((compno*numOfprec+precno)*numOfres+resno)*numOflayers + layno];
160 fprintf( stderr, "failed to ppix indexing\n");
163 opj_write_bytes(l_data_header,(OPJ_UINT32)(packet.start_pos-coff),size_of_coding); /* start position */
164 opj_stream_write_data(cio,l_data_header,size_of_coding,p_manager);
165 opj_write_bytes(l_data_header,(OPJ_UINT32)(packet.end_ph_pos-packet.start_pos+1),size_of_coding); /* length */
166 opj_stream_write_data(cio,l_data_header,size_of_coding,p_manager);
174 while( num_packet < nmax){
175 opj_write_bytes(l_data_header,0,size_of_coding);/* start position */
176 opj_stream_write_data(cio,l_data_header,size_of_coding,p_manager);
177 opj_write_bytes(l_data_header,0,size_of_coding);/* length */
178 opj_stream_write_data(cio,l_data_header,size_of_coding,p_manager);
183 len = (OPJ_UINT32)(opj_stream_tell(cio)-lenp);
184 opj_stream_seek(cio, lenp,p_manager);
185 opj_write_bytes(l_data_header,len,4);/* L */
186 opj_stream_write_data(cio,l_data_header,4,p_manager);
187 opj_stream_seek(cio, lenp+len,p_manager);