2 * $Id: index_manager.c 53 2011-05-09 16:55:39Z kaori $
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) 2010-2011, Kaori Hagihara
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGE.
37 #include "index_manager.h"
38 #include "box_manager.h"
39 #include "manfbox_manager.h"
40 #include "mhixbox_manager.h"
41 #include "codestream_manager.h"
42 #include "marker_manager.h"
43 #include "faixbox_manager.h"
44 #include "boxheader_manager.h"
47 #include "fcgi_stdio.h"
48 #define logstream FCGI_stdout
50 #define FCGI_stdout stdout
51 #define FCGI_stderr stderr
52 #define logstream stderr
56 * chekc JP2 box indexing
58 * @param[in] toplev_boxlist top level box list
59 * @return if correct (true) or wrong (false)
61 bool check_JP2boxidx( boxlist_param_t *toplev_boxlist);
64 * set code index parameters (parse cidx box)
67 * @param[in] cidx_box pointer to the reference cidx_box
68 * @param[out] codeidx pointer to index parameters
69 * @return if succeeded (true) or failed (false)
71 bool set_cidxdata( box_param_t *cidx_box, index_param_t *codeidx);
73 index_param_t * parse_jp2file( int fd)
75 index_param_t *jp2idx;
77 metadatalist_param_t *metadatalist;
78 boxlist_param_t *toplev_boxlist;
81 if( !(filesize = get_filesize( fd)))
84 if( !(toplev_boxlist = get_boxstructure( fd, 0, filesize))){
85 fprintf( FCGI_stderr, "Error: Not correctl JP2 format\n");
89 if( !check_JP2boxidx( toplev_boxlist)){
90 fprintf( FCGI_stderr, "Index format not supported\n");
91 delete_boxlist( &toplev_boxlist);
95 if( !(cidx = search_box( "cidx", toplev_boxlist))){
96 fprintf( FCGI_stderr, "Box cidx not found\n");
97 delete_boxlist( &toplev_boxlist);
101 jp2idx = (index_param_t *)malloc( sizeof(index_param_t));
103 if( !set_cidxdata( cidx, jp2idx)){
104 fprintf( FCGI_stderr, "Error: Not correctl format in cidx box\n");
106 delete_boxlist( &toplev_boxlist);
109 delete_boxlist( &toplev_boxlist);
111 metadatalist = const_metadatalist( fd);
112 jp2idx->metadatalist = metadatalist;
115 fprintf( logstream, "local log: code index created\n");
121 void print_index( index_param_t index)
125 fprintf( logstream, "index info:\n");
126 fprintf( logstream, "\tCodestream Offset: %#llx\n", index.offset);
127 fprintf( logstream, "\t Length: %#llx\n", index.length);
128 fprintf( logstream, "\tMain header Length: %#llx\n", index.mhead_length);
130 print_SIZ( index.SIZ);
131 print_COD( index.COD);
133 fprintf( logstream, "Tile part information: \n");
134 print_faixbox( index.tilepart);
136 fprintf( logstream, "Tile header information: \n");
137 for( i=0; i<index.SIZ.XTnum*index.SIZ.YTnum ;i++)
138 print_mhixbox( index.tileheader[i]);
140 fprintf( logstream, "Precinct packet information: \n");
141 for( i=0; i<index.SIZ.Csiz; i++){
142 fprintf( logstream, "Component %d\n", i);
143 print_faixbox( index.precpacket[i]);
146 print_allmetadata( index.metadatalist);
149 void print_SIZ( SIZmarker_param_t SIZ)
153 fprintf( logstream, "\tImage and Tile SIZ parameters\n");
154 fprintf( logstream, "\t Rsiz: %#x\n", SIZ.Rsiz);
155 fprintf( logstream, "\t Xsiz, Ysiz: (%d,%d) = (%#x, %#x)\n", SIZ.Xsiz, SIZ.Ysiz, SIZ.Xsiz, SIZ.Ysiz);
156 fprintf( logstream, "\t XOsiz, YOsiz: (%d,%d) = (%#x, %#x)\n", SIZ.XOsiz, SIZ.YOsiz, SIZ.XOsiz, SIZ.YOsiz);
157 fprintf( logstream, "\t XTsiz, YTsiz: (%d,%d) = (%#x, %#x)\n", SIZ.XTsiz, SIZ.YTsiz, SIZ.XTsiz, SIZ.YTsiz);
158 fprintf( logstream, "\t XTOsiz, YTOsiz: (%d,%d) = (%#x, %#x)\n", SIZ.XTOsiz, SIZ.YTOsiz, SIZ.XTOsiz, SIZ.YTOsiz);
159 fprintf( logstream, "\t XTnum, YTnum: (%d,%d)\n", SIZ.XTnum, SIZ.YTnum);
160 fprintf( logstream, "\t Num of Components: %d\n", SIZ.Csiz);
162 for( i=0; i<SIZ.Csiz; i++)
163 fprintf( logstream, "\t[%d] (Ssiz, XRsiz, YRsiz): (%d, %d, %d) = (%#x, %#x, %#x)\n", i, SIZ.Ssiz[i], SIZ.XRsiz[i], SIZ.YRsiz[i], SIZ.Ssiz[i], SIZ.XRsiz[i], SIZ.YRsiz[i]);
166 void print_COD( CODmarker_param_t COD)
170 fprintf( logstream, "\tCoding style default COD parameters\n");
171 fprintf( logstream, "\t Progression order: %d [ LRCP=0, RLCP=1, RPCL=2, PCRL=3, CPRL=4]\n", COD.prog_order);
172 fprintf( logstream, "\t Num of layers: %d\n", COD.numOflayers);
173 fprintf( logstream, "\t Decomposition lvl: %d\n", COD.numOfdecomp);
175 for( i=0; i<=((COD.Scod & 0x01) ? COD.numOfdecomp:0); i++){
176 fprintf( logstream, "\t [%d] XPsiz, YPsiz: (%d,%d) = (%#x, %#x)\n",i, COD.XPsiz[i], COD.YPsiz[i], COD.XPsiz[i], COD.YPsiz[i]);
180 void delete_index( index_param_t **index)
184 delete_metadatalist( &((*index)->metadatalist));
186 delete_COD( (*index)->COD);
188 delete_faixbox( &((*index)->tilepart));
190 for( i=0; i< (*index)->SIZ.XTnum*(*index)->SIZ.YTnum ;i++)
191 delete_mhixbox( &((*index)->tileheader[i]));
192 free( (*index)->tileheader);
194 for( i=0; i<(*index)->SIZ.Csiz; i++)
195 delete_faixbox( &((*index)->precpacket[i]));
196 free( (*index)->precpacket);
201 void delete_COD( CODmarker_param_t COD)
203 if( COD.XPsiz) free( COD.XPsiz);
204 if( COD.YPsiz) free( COD.YPsiz);
207 bool check_JP2boxidx( boxlist_param_t *toplev_boxlist)
209 box_param_t *iptr, *fidx, *prxy;
210 box_param_t *cidx, *jp2c;
212 iptr = search_box( "iptr", toplev_boxlist);
213 fidx = search_box( "fidx", toplev_boxlist);
214 cidx = search_box( "cidx", toplev_boxlist);
215 jp2c = search_box( "jp2c", toplev_boxlist);
216 prxy = gene_childboxbyType( fidx, 0, "prxy");
218 Byte8_t off = fetch_DBox8bytebigendian( iptr, 0);
219 if( off != fidx->offset)
220 fprintf( FCGI_stderr, "Reference File Index box offset in Index Finder box not correct\n");
222 Byte8_t len = fetch_DBox8bytebigendian( iptr, 8);
223 if( len != fidx->length)
224 fprintf( FCGI_stderr, "Reference File Index box length in Index Finder box not correct\n");
228 Byte8_t ooff = fetch_DBox8bytebigendian( prxy, pos);
229 if( ooff != jp2c->offset)
230 fprintf( FCGI_stderr, "Reference jp2c offset in prxy box not correct\n");
233 boxheader_param_t *obh = gene_childboxheader( prxy, pos);
234 if( obh->length != jp2c->length || strncmp( obh->type, "jp2c",4)!=0)
235 fprintf( FCGI_stderr, "Reference jp2c header in prxy box not correct\n");
239 Byte_t ni = fetch_DBox1byte( prxy, pos);
241 fprintf( FCGI_stderr, "Multiple indexes not supported\n");
246 Byte8_t ioff = fetch_DBox8bytebigendian( prxy, pos);
247 if( ioff != cidx->offset)
248 fprintf( FCGI_stderr, "Reference cidx offset in prxy box not correct\n");
251 boxheader_param_t *ibh = gene_childboxheader( prxy, pos);
252 if( ibh->length != cidx->length || strncmp( ibh->type, "cidx",4)!=0)
253 fprintf( FCGI_stderr, "Reference cidx header in prxy box not correct\n");
263 * set code index parameters from cptr box
264 * I.3.2.2 Codestream Finder box
266 * @param[in] cidx_box pointer to the reference cidx_box
267 * @param[out] jp2idx pointer to index parameters
268 * @return if succeeded (true) or failed (false)
270 bool set_cptrdata( box_param_t *cidx_box, index_param_t *jp2idx);
273 * set code index parameters from mhix box for main header
274 * I.3.2.4.3 Header Index Table box
276 * @param[in] cidx_box pointer to the reference cidx_box
277 * @param[in] codestream codestream parameters
278 * @param[out] jp2idx pointer to index parameters
279 * @return if succeeded (true) or failed (false)
281 bool set_mainmhixdata( box_param_t *cidx_box, codestream_param_t codestream, index_param_t *jp2idx);
284 * set code index parameters from tpix box
285 * I.3.2.4.4 Tile-part Index Table box
287 * @param[in] cidx_box pointer to the reference cidx_box
288 * @param[out] jp2idx pointer to index parameters
289 * @return if succeeded (true) or failed (false)
291 bool set_tpixdata( box_param_t *cidx_box, index_param_t *jp2idx);
294 * set code index parameters from thix box
295 * I.3.2.4.5 Tile Header Index Table box
297 * @param[in] cidx_box pointer to the reference cidx_box
298 * @param[out] jp2idx pointer to index parameters
299 * @return if succeeded (true) or failed (false)
301 bool set_thixdata( box_param_t *cidx_box, index_param_t *jp2idx);
304 * set code index parameters from ppix box
305 * I.3.2.4.6 Precinct Packet Index Table box
307 * @param[in] cidx_box pointer to the reference cidx_box
308 * @param[out] jp2idx pointer to index parameters
309 * @return if succeeded (true) or failed (false)
311 bool set_ppixdata( box_param_t *cidx_box, index_param_t *jp2idx);
313 bool set_cidxdata( box_param_t *cidx_box, index_param_t *jp2idx)
315 box_param_t *manf_box;
316 manfbox_param_t *manf;
317 codestream_param_t codestream;
319 set_cptrdata( cidx_box, jp2idx);
321 codestream = set_codestream( cidx_box->fd, jp2idx->offset, jp2idx->length);
323 manf_box = gene_boxbyType( cidx_box->fd, get_DBoxoff( cidx_box), get_DBoxlen( cidx_box), "manf");
324 manf = gene_manfbox( manf_box);
326 if( !search_boxheader( "mhix", manf)){
327 fprintf( FCGI_stderr, "Error: mhix box not present in manfbox\n");
331 set_mainmhixdata( cidx_box, codestream, jp2idx);
333 if( !search_boxheader( "tpix", manf)){
334 fprintf( FCGI_stderr, "Error: tpix box not present in manfbox\n");
338 set_tpixdata( cidx_box, jp2idx);
340 if( !search_boxheader( "thix", manf)){
341 fprintf( FCGI_stderr, "Error: thix box not present in manfbox\n");
345 set_thixdata( cidx_box, jp2idx);
347 if( !search_boxheader( "ppix", manf)){
348 fprintf( FCGI_stderr, "Error: ppix box not present in manfbox\n");
352 set_ppixdata( cidx_box, jp2idx);
354 delete_manfbox( &manf);
360 bool set_cptrdata( box_param_t *cidx_box, index_param_t *jp2idx)
362 box_param_t *box; //!< cptr box
365 if( !(box = gene_boxbyType( cidx_box->fd, get_DBoxoff( cidx_box), get_DBoxlen( cidx_box), "cptr")))
368 // DR: Data Reference.
369 // If 0, the codestream or its Fragment Table box exists in the current file
370 if(( dr = fetch_DBox2bytebigendian( box, 0))){
371 fprintf( FCGI_stderr, "Error: Codestream not present in current file\n");
376 // CONT: Container Type
377 // If 0, the entire codestream appears as a contiguous range of
378 // bytes within its file or resource.
379 if(( cont = fetch_DBox2bytebigendian( box, 2))){
380 fprintf( FCGI_stderr, "Error: Can't cope with fragmented codestreams yet\n");
385 jp2idx->offset = fetch_DBox8bytebigendian( box, 4);
386 jp2idx->length = fetch_DBox8bytebigendian( box, 12);
395 * set SIZ marker information
396 * A.5 Fixed information marker segment
397 * A.5.1 Image and tile size (SIZ)
399 * @param[in] sizmkidx pointer to SIZ marker index in mhix box
400 * @param[in] codestream codestream parameters
401 * @param[out] SIZ SIZ marker parameters pointer
402 * @return if succeeded (true) or failed (false)
404 bool set_SIZmkrdata( markeridx_param_t *sizmkidx, codestream_param_t codestream, SIZmarker_param_t *SIZ);
407 * set code index parameters from COD marker in codestream
408 * A.6 Functional marker segments
409 * A.6.1 Coding style default (COD)
411 * @param[in] codmkidx pointer to COD marker index in mhix box
412 * @param[in] codestream codestream parameters
413 * @param[out] COD COD marker parameters pointer
414 * @return if succeeded (true) or failed (false)
416 bool set_CODmkrdata( markeridx_param_t *codmkidx, codestream_param_t codestream, CODmarker_param_t *COD);
418 bool set_mainmhixdata( box_param_t *cidx_box, codestream_param_t codestream, index_param_t *jp2idx)
420 box_param_t *mhix_box;
421 mhixbox_param_t *mhix;
422 markeridx_param_t *sizmkidx;
423 markeridx_param_t *codmkidx;
425 if( !(mhix_box = gene_boxbyType( cidx_box->fd, get_DBoxoff( cidx_box), get_DBoxlen( cidx_box), "mhix")))
428 jp2idx->mhead_length = fetch_DBox8bytebigendian( mhix_box, 0);
430 mhix = gene_mhixbox( mhix_box);
433 sizmkidx = search_markeridx( 0xff51, mhix);
434 set_SIZmkrdata( sizmkidx, codestream, &(jp2idx->SIZ));
436 codmkidx = search_markeridx( 0xff52, mhix);
437 set_CODmkrdata( codmkidx, codestream, &(jp2idx->COD));
439 delete_mhixbox( &mhix);
444 bool set_tpixdata( box_param_t *cidx_box, index_param_t *jp2idx)
446 box_param_t *tpix_box; //!< tpix box
447 box_param_t *faix_box; //!< faix box
449 if( !(tpix_box = gene_boxbyType( cidx_box->fd, get_DBoxoff( cidx_box), get_DBoxlen( cidx_box), "tpix"))){
450 fprintf( FCGI_stderr, "Error: tpix box not present in cidx box\n");
454 if( !(faix_box = gene_boxbyType( tpix_box->fd, get_DBoxoff( tpix_box), get_DBoxlen( tpix_box), "faix"))){
455 fprintf( FCGI_stderr, "Error: faix box not present in tpix box\n");
459 jp2idx->tilepart = gene_faixbox( faix_box);
467 bool set_thixdata( box_param_t *cidx_box, index_param_t *jp2idx)
469 box_param_t *thix_box, *manf_box, *mhix_box;
470 manfbox_param_t *manf;
471 boxheader_param_t *ptr;
472 mhixbox_param_t *mhix;
473 Byte8_t pos, mhixseqoff;
476 if( !(thix_box = gene_boxbyType( cidx_box->fd, get_DBoxoff( cidx_box), get_DBoxlen( cidx_box), "thix"))){
477 fprintf( FCGI_stderr, "Error: thix box not present in cidx box\n");
481 if( !(manf_box = gene_boxbyType( thix_box->fd, get_DBoxoff( thix_box), get_DBoxlen( thix_box), "manf"))){
482 fprintf( FCGI_stderr, "Error: manf box not present in thix box\n");
487 manf = gene_manfbox( manf_box);
489 mhixseqoff = manf_box->offset+manf_box->length;
492 jp2idx->tileheader = (mhixbox_param_t **)malloc( jp2idx->SIZ.XTnum*jp2idx->SIZ.YTnum*sizeof(mhixbox_param_t *));
495 if( !(mhix_box = gene_boxbyType( thix_box->fd, mhixseqoff+pos, get_DBoxlen( thix_box)-manf_box->length-pos, "mhix"))){
496 fprintf( FCGI_stderr, "Error: mhix box not present in thix box\n");
497 delete_manfbox( &manf);
502 mhix = gene_mhixbox( mhix_box);
504 pos += mhix_box->length;
508 jp2idx->tileheader[tile_no++] = mhix;
511 delete_manfbox( &manf);
518 bool set_ppixdata( box_param_t *cidx_box, index_param_t *jp2idx)
520 box_param_t *ppix_box, *faix_box, *manf_box;
521 manfbox_param_t *manf; //!< manf
522 boxheader_param_t *bh; //!< box headers
523 faixbox_param_t *faix; //!< faix
524 Byte8_t inbox_offset;
527 if( !(ppix_box = gene_boxbyType( cidx_box->fd, get_DBoxoff( cidx_box), get_DBoxlen( cidx_box), "ppix"))){
528 fprintf( FCGI_stderr, "Error: ppix box not present in cidx box\n");
532 inbox_offset = get_DBoxoff( ppix_box);
533 if( !(manf_box = gene_boxbyType( ppix_box->fd, inbox_offset, get_DBoxlen( ppix_box), "manf"))){
534 fprintf( FCGI_stderr, "Error: manf box not present in ppix box\n");
541 manf = gene_manfbox( manf_box);
542 bh = search_boxheader( "faix", manf);
543 inbox_offset = manf_box->offset + manf_box->length;
547 jp2idx->precpacket = (faixbox_param_t **)malloc( jp2idx->SIZ.Csiz*sizeof(faixbox_param_t *));
549 for( comp_idx=0; bh!=NULL; bh=bh->next, comp_idx++){
550 if( jp2idx->SIZ.Csiz <= comp_idx ){
551 fprintf( FCGI_stderr, "Error: num of faix boxes is not identical to num of components in ppix box\n");
555 if( !(faix_box = gene_boxbyOffset( cidx_box->fd, inbox_offset))){
556 fprintf( FCGI_stderr, "Error: faix box not present in ppix box\n");
560 faix = gene_faixbox( faix_box);
561 jp2idx->precpacket[comp_idx] = faix;
563 inbox_offset = faix_box->offset + faix_box->length;
567 delete_manfbox( &manf);
573 bool set_SIZmkrdata( markeridx_param_t *sizmkidx, codestream_param_t codestream, SIZmarker_param_t *SIZ)
575 marker_param_t sizmkr;
578 sizmkr = set_marker( codestream, sizmkidx->code, sizmkidx->offset, sizmkidx->length);
580 SIZ->Lsiz = fetch_marker2bytebigendian( sizmkr, 0);
582 if( sizmkidx->length != SIZ->Lsiz){
583 fprintf( FCGI_stderr, "Error: marker %#x index is not correct\n", sizmkidx->code);
587 SIZ->Rsiz = fetch_marker2bytebigendian( sizmkr, 2);
588 SIZ->Xsiz = fetch_marker4bytebigendian( sizmkr, 4);
589 SIZ->Ysiz = fetch_marker4bytebigendian( sizmkr, 8);
590 SIZ->XOsiz = fetch_marker4bytebigendian( sizmkr, 12);
591 SIZ->YOsiz = fetch_marker4bytebigendian( sizmkr, 16);
592 SIZ->XTsiz = fetch_marker4bytebigendian( sizmkr, 20);
593 SIZ->YTsiz = fetch_marker4bytebigendian( sizmkr, 24);
594 SIZ->XTOsiz = fetch_marker4bytebigendian( sizmkr, 28);
595 SIZ->YTOsiz = fetch_marker4bytebigendian( sizmkr, 32);
596 SIZ->Csiz = fetch_marker2bytebigendian( sizmkr, 36);
598 SIZ->XTnum = ( SIZ->Xsiz-SIZ->XTOsiz+SIZ->XTsiz-1)/SIZ->XTsiz;
599 SIZ->YTnum = ( SIZ->Ysiz-SIZ->YTOsiz+SIZ->YTsiz-1)/SIZ->YTsiz;
601 for( i=0; i<(int)SIZ->Csiz; i++){
602 SIZ->Ssiz[i] = fetch_marker1byte( sizmkr, 38+i*3);
603 SIZ->XRsiz[i] = fetch_marker1byte( sizmkr, 39+i*3);
604 SIZ->YRsiz[i] = fetch_marker1byte( sizmkr, 40+i*3);
609 bool set_CODmkrdata( markeridx_param_t *codmkidx, codestream_param_t codestream, CODmarker_param_t *COD)
611 marker_param_t codmkr;
614 codmkr = set_marker( codestream, codmkidx->code, codmkidx->offset, codmkidx->length);
616 COD->Lcod = fetch_marker2bytebigendian( codmkr, 0);
618 if( codmkidx->length != COD->Lcod){
619 fprintf( FCGI_stderr, "Error: marker %#x index is not correct\n", codmkidx->code);
623 COD->Scod = fetch_marker1byte( codmkr, 2);
624 COD->prog_order = fetch_marker1byte( codmkr, 3);
625 COD->numOflayers = fetch_marker2bytebigendian( codmkr, 4);
626 COD->numOfdecomp = fetch_marker1byte( codmkr, 7);
628 if(COD->Scod & 0x01){
629 COD->XPsiz = (Byte4_t *)malloc( (COD->numOfdecomp+1)*sizeof(Byte4_t));
630 COD->YPsiz = (Byte4_t *)malloc( (COD->numOfdecomp+1)*sizeof(Byte4_t));
632 for( i=0; i<=COD->numOfdecomp; i++){
634 COD->XPsiz[i] = pow( 2, fetch_marker1byte( codmkr, 12+i) & 0x0F);
635 COD->YPsiz[i] = pow( 2,(fetch_marker1byte( codmkr, 12+i) & 0xF0) >> 4);
639 COD->XPsiz = (Byte4_t *)malloc( sizeof(Byte4_t));
640 COD->YPsiz = (Byte4_t *)malloc( sizeof(Byte4_t));
642 COD->XPsiz[0] = COD->YPsiz[0] = pow(2,15);
648 Byte4_t max( Byte4_t n1, Byte4_t n2);
649 Byte4_t min( Byte4_t n1, Byte4_t n2);
651 range_param_t get_tile_range( Byte4_t Osiz, Byte4_t siz, Byte4_t TOsiz, Byte4_t Tsiz, Byte4_t tile_XYid, int level);
653 range_param_t get_tile_Xrange( SIZmarker_param_t SIZ, Byte4_t tile_id, int level)
655 return get_tile_range( SIZ.XOsiz, SIZ.Xsiz, SIZ.XTOsiz, SIZ.XTsiz, tile_id%SIZ.XTnum, level);
658 range_param_t get_tile_Yrange( SIZmarker_param_t SIZ, Byte4_t tile_id, int level)
660 return get_tile_range( SIZ.YOsiz, SIZ.Ysiz, SIZ.YTOsiz, SIZ.YTsiz, tile_id/SIZ.XTnum, level);
663 range_param_t get_tile_range( Byte4_t Osiz, Byte4_t siz, Byte4_t TOsiz, Byte4_t Tsiz, Byte4_t tile_XYid, int level)
668 range.minvalue = max( Osiz, TOsiz+tile_XYid*Tsiz);
669 range.maxvalue = min( siz, TOsiz+(tile_XYid+1)*Tsiz);
671 for( n=0; n<level; n++){
672 range.minvalue = ceil(range.minvalue/2.0);
673 range.maxvalue = ceil(range.maxvalue/2.0);
678 Byte4_t get_tile_XSiz( SIZmarker_param_t SIZ, Byte4_t tile_id, int level)
680 range_param_t tile_Xrange;
682 tile_Xrange = get_tile_Xrange( SIZ, tile_id, level);
683 return tile_Xrange.maxvalue - tile_Xrange.minvalue;
686 Byte4_t get_tile_YSiz( SIZmarker_param_t SIZ, Byte4_t tile_id, int level)
688 range_param_t tile_Yrange;
690 tile_Yrange = get_tile_Yrange( SIZ, tile_id, level);
691 return tile_Yrange.maxvalue - tile_Yrange.minvalue;
694 Byte4_t max( Byte4_t n1, Byte4_t n2)
702 Byte4_t min( Byte4_t n1, Byte4_t n2)
710 bool isJPTfeasible( index_param_t index)
712 if( 1 < get_nmax( index.tilepart))