2 * $Id: ppix_manager.c 897 2011-08-28 21:43:57Z Kaori.Hagihara@gmail.com $
4 * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
5 * Copyright (c) 2002-2014, 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
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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
36 #include "opj_includes.h"
39 * Write faix box of ppix
41 * @param[in] coff offset of j2k codestream
42 * @param[in] compno component number
43 * @param[in] cstr_info codestream information
44 * @param[in] EPHused true if if EPH option used
45 * @param[in] j2klen length of j2k codestream
46 * @param[in] cio file output handle
47 * @return length of faix box
51 int opj_write_ppix( 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 [4];
60 /* printf("cstr_info.packno %d\n", cstr_info.packno); //NMAX? */
63 box = (opj_jp2_box_t *)opj_calloc( (size_t)cstr_info.numcomps, sizeof(opj_jp2_box_t));
70 opj_stream_seek( cio, lenp, p_manager);
72 lenp = (OPJ_UINT32)(opj_stream_tell(cio));
73 opj_stream_skip( cio, 4, p_manager); /* L [at the end] */
74 opj_write_bytes(l_data_header,JPIP_PPIX,4);/* PPIX */
75 opj_stream_write_data(cio,l_data_header,4,p_manager);
77 opj_write_manf( i, cstr_info.numcomps, box, cio, p_manager);
79 for (compno=0; compno<cstr_info.numcomps; compno++){
80 box[compno].length = (OPJ_UINT32)opj_write_ppixfaix( coff, compno, cstr_info, EPHused, j2klen, cio,p_manager);
81 box[compno].type = JPIP_FAIX;
85 len = (OPJ_UINT32)(opj_stream_tell(cio)-lenp);
86 opj_stream_seek(cio, lenp,p_manager);
87 opj_write_bytes(l_data_header,len,4);/* L */
88 opj_stream_write_data(cio,l_data_header,4,p_manager);
89 opj_stream_seek(cio, lenp+len,p_manager);
99 int opj_write_ppixfaix( int coff, int compno, opj_codestream_info_t cstr_info, OPJ_BOOL EPHused, int j2klen, opj_stream_private_t *cio,
100 opj_event_mgr_t * p_manager )
102 OPJ_BYTE l_data_header [8];
103 OPJ_UINT32 tileno, version, i, nmax, size_of_coding; /* 4 or 8*/
106 opj_tile_info_t *tile_Idx;
107 opj_packet_info_t packet;
108 int resno, precno, layno;
109 OPJ_UINT32 num_packet;
110 int numOfres, numOfprec, numOflayers;
111 packet.end_pos = packet.end_ph_pos = packet.start_pos = -1;
112 (void)EPHused; /* unused ? */
114 if( j2klen > pow( 2, 32)){
123 lenp = opj_stream_tell(cio);
124 opj_stream_skip(cio, 4, p_manager); /* L [at the end] */
125 opj_write_bytes(l_data_header,JPIP_FAIX,4); /* FAIX */
126 opj_write_bytes(l_data_header,version,1);
127 opj_stream_write_data(cio,l_data_header,1,p_manager);/* Version 0 = 4 bytes */
130 for( i=0; i<=(OPJ_UINT32)cstr_info.numdecompos[compno]; i++)
131 nmax += (OPJ_UINT32)(cstr_info.tile[0].ph[i] * cstr_info.tile[0].pw[i] * cstr_info.numlayers);
133 opj_write_bytes(l_data_header,nmax,size_of_coding); /* NMAX */
134 opj_stream_write_data(cio,l_data_header,size_of_coding,p_manager);
135 opj_write_bytes(l_data_header,(OPJ_UINT32)(cstr_info.tw*cstr_info.th),size_of_coding); /* M */
136 opj_stream_write_data(cio,l_data_header,size_of_coding,p_manager);
138 for( tileno=0; tileno<(OPJ_UINT32)(cstr_info.tw*cstr_info.th); tileno++){
139 tile_Idx = &cstr_info.tile[ tileno];
142 numOfres = cstr_info.numdecompos[compno] + 1;
144 for( resno=0; resno<numOfres ; resno++){
145 numOfprec = tile_Idx->pw[resno]*tile_Idx->ph[resno];
146 for( precno=0; precno<numOfprec; precno++){
147 numOflayers = cstr_info.numlayers;
148 for( layno=0; layno<numOflayers; layno++){
150 switch ( cstr_info.prog){
152 packet = tile_Idx->packet[ ((layno*numOfres+resno)*cstr_info.numcomps+compno)*numOfprec+precno];
155 packet = tile_Idx->packet[ ((resno*numOflayers+layno)*cstr_info.numcomps+compno)*numOfprec+precno];
158 packet = tile_Idx->packet[ ((resno*numOfprec+precno)*cstr_info.numcomps+compno)*numOflayers+layno];
161 packet = tile_Idx->packet[ ((precno*cstr_info.numcomps+compno)*numOfres+resno)*numOflayers + layno];
164 packet = tile_Idx->packet[ ((compno*numOfprec+precno)*numOfres+resno)*numOflayers + layno];
167 fprintf( stderr, "failed to ppix indexing\n");
170 opj_write_bytes(l_data_header,(OPJ_UINT32)(packet.start_pos-coff),size_of_coding); /* start position */
171 opj_stream_write_data(cio,l_data_header,size_of_coding,p_manager);
172 opj_write_bytes(l_data_header,(OPJ_UINT32)(packet.end_pos-packet.start_pos+1),size_of_coding); /* length */
173 opj_stream_write_data(cio,l_data_header,size_of_coding,p_manager);
180 while( num_packet < nmax){ /* PADDING */
181 opj_write_bytes(l_data_header,0,size_of_coding);/* start position */
182 opj_stream_write_data(cio,l_data_header,size_of_coding,p_manager);
183 opj_write_bytes(l_data_header,0,size_of_coding);/* length */
184 opj_stream_write_data(cio,l_data_header,size_of_coding,p_manager);
189 len = (OPJ_UINT32)(opj_stream_tell(cio)-lenp);
190 opj_stream_seek(cio, lenp,p_manager);
191 opj_write_bytes(l_data_header,len,4);/* L */
192 opj_stream_write_data(cio,l_data_header,4,p_manager);
193 opj_stream_seek(cio, lenp+len,p_manager);