generic-library/openjpeg
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

reorganization of indexer before importing extentional libopenjpeg files

Browse Source
This commit is contained in:
Kaori Hagihara
2011-08-28 21:43:57 +00:00
parent 13c5f806c6
commit 0c65d2cc0c
15 changed files with 388 additions and 285 deletions
Download Patch File Download Diff File Expand all files Collapse all files

208
applications/jpip/tools/indexer/ext_libopenjpeg/thix_manager.c Normal file
View File

@@ -0,0 +1,208 @@
/*
* $Id$
*
* Copyright (c) 2002-2011, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
* Copyright (c) 2002-2011, Professor Benoit Macq
* Copyright (c) 2003-2004, Yannick Verschueren
* Copyright (c) 2010-2011, Kaori Hagihara
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/*! \file
* \brief Modification of jpip.c from 2KAN indexer
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "indexbox_manager.h"
#include "cio_ext.h"
#include "cio.h"
/*
* Write tile-part headers mhix box
*
* @param[in] coff offset of j2k codestream
* @param[in] cstr_info codestream information
* @param[in] tileno tile number
* @param[in] cio file output handle
* @return length of mhix box
*/
int write_tilemhix( int coff, opj_codestream_info_t cstr_info, int tileno, opj_cio_t *cio);
int write_thix( int coff, opj_codestream_info_t cstr_info, opj_cio_t *cio)
{
int len, lenp, i;
int tileno;
opj_jp2_box_t *box;
lenp = 0;
box = (opj_jp2_box_t *)calloc( cstr_info.tw*cstr_info.th, sizeof(opj_jp2_box_t));
for ( i = 0; i < 2 ; i++ ){
if (i)
cio_seek( cio, lenp);
lenp = cio_tell( cio);
cio_skip( cio, 4); /* L [at the end] */
cio_write( cio, JPIP_THIX, 4); /* THIX */
write_manf( i, cstr_info.tw*cstr_info.th, box, cio);
for (tileno = 0; tileno < cstr_info.tw*cstr_info.th; tileno++){
box[tileno].length = write_tilemhix( coff, cstr_info, tileno, cio);
box[tileno].type = JPIP_MHIX;
}
len = cio_tell( cio)-lenp;
cio_seek( cio, lenp);
cio_write( cio, len, 4); /* L */
cio_seek( cio, lenp+len);
}
free(box);
return len;
}
/*
* Find tile markers
*
* @param[in] coff offset of j2k codestream
* @param[in] startpos tile start byte position
* @param[in] endpos tile end position
* @param[in] cio file output handle
* @param[out] marknum pointer to number of markers
* @return found marker information array
*/
opj_marker_info_t * find_tile_markers( int coff, int startpos, int endpos, opj_cio_t *cio, int *marknum);
int write_tilemhix( int coff, opj_codestream_info_t cstr_info, int tileno, opj_cio_t *cio)
{
int i;
opj_tile_info_t tile;
opj_tp_info_t tp;
int marknum;
int len, lenp;
opj_marker_info_t *marker;
lenp = cio_tell( cio);
cio_skip( cio, 4); /* L [at the end] */
cio_write( cio, JPIP_MHIX, 4); /* MHIX */
tile = cstr_info.tile[tileno];
tp = tile.tp[0];
cio_ext_write( cio, tp.tp_end_header-tp.tp_start_pos+1, 8); /* TLEN */
marker = find_tile_markers( coff, tile.start_pos, tile.end_header, cio, &marknum);
for( i=0; i<marknum; i++){ /* Marker restricted to 1 apparition */
cio_write( cio, marker[i].type, 2);
cio_write( cio, 0, 2);
cio_ext_write( cio, marker[i].pos, 8);
cio_write( cio, marker[i].len, 2);
}
free( marker);
len = cio_tell( cio) - lenp;
cio_seek( cio, lenp);
cio_write( cio, len, 4); /* L */
cio_seek( cio, lenp+len);
return len;
}
/*
* Get tile marker size
*
* @param[in] type marker type
* @param[in] cio file input handle
* @return marker size
*/
unsigned short get_tile_markersize( unsigned short type, opj_cio_t *cio);
opj_marker_info_t * find_tile_markers( int coff, int startpos, int endpos, opj_cio_t *cio, int *marknum)
{
int org_pos, pos;
opj_marker_info_t *marker, *tmp;
int max_num_of_markers = 100;
marker = (opj_marker_info_t *)malloc( max_num_of_markers*sizeof(opj_marker_info_t));
if( !marker){
fprintf( stderr, "malloc error for marker in find_tile_markers()\n");
exit(-1);
}
(*marknum) = 0;
org_pos = cio_tell( cio);
cio_seek( cio, coff+startpos);
pos = startpos;
while( pos < coff+endpos){
if( *marknum >= max_num_of_markers){
tmp = marker;
marker = (opj_marker_info_t *)malloc( (max_num_of_markers+100)*sizeof(opj_marker_info_t));
memcpy( marker, tmp, max_num_of_markers*sizeof(opj_marker_info_t));
free( tmp);
max_num_of_markers += 100;
}
marker[*marknum].type = cio_read( cio, 2);
marker[*marknum].pos = cio_tell( cio)-coff;
marker[*marknum].len = get_tile_markersize( marker[*marknum].type, cio);
cio_skip( cio, marker[*marknum].len);
(*marknum)++;
pos += 2+marker[*marknum].len;
}
cio_seek( cio, org_pos);
return marker;
}
unsigned short get_tile_markersize( unsigned short type, opj_cio_t *cio)
{
unsigned short siz;
int pos;
siz = 0;
switch( type){
case J2K_MS_SOD:
case J2K_MS_EOC:
case J2K_MS_EPH:
siz = 0;
break;
default:
pos = cio_tell( cio);
siz = cio_read( cio, 2);
cio_seek( cio, pos);
break;
}
return siz;
}