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Diffstat (limited to 'indexer_JPIP/tcd.c')
| -rw-r--r-- | indexer_JPIP/tcd.c | 285 |
1 files changed, 0 insertions, 285 deletions
diff --git a/indexer_JPIP/tcd.c b/indexer_JPIP/tcd.c deleted file mode 100644 index c4045c73..00000000 --- a/indexer_JPIP/tcd.c +++ /dev/null @@ -1,285 +0,0 @@ -/* - * Copyright (c) 2001-2002, David Janssens - * Copyright (c) 2003, Yannick Verschueren - * Copyright (c) 2003, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium - * 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. - */ - -#include "tcd.h" -#include "int.h" -#include "t2.h" -#include <setjmp.h> -#include <float.h> -#include <stdio.h> -#include <time.h> -#include <math.h> -#include <stdlib.h> -#include <string.h> - -static tcd_image_t tcd_image; - -static j2k_image_t *tcd_img; -static j2k_cp_t *tcd_cp; - -extern jmp_buf j2k_error; - -void tcd_init(j2k_image_t *img, j2k_cp_t *cp, info_image_t *imgg) { - int tileno, compno, resno, bandno, precno, cblkno; - tcd_img=img; - tcd_cp=cp; - tcd_image.tw=cp->tw; - tcd_image.th=cp->th; - tcd_image.tiles=(tcd_tile_t*)malloc(cp->tw*cp->th*sizeof(tcd_tile_t)); - for (tileno=0; tileno<cp->tw*cp->th; tileno++) { - j2k_tcp_t *tcp=&cp->tcps[tileno]; - tcd_tile_t *tile=&tcd_image.tiles[tileno]; - // cfr p59 ISO/IEC FDIS15444-1 : 2000 (18 august 2000) - int p=tileno%cp->tw; // si numerotation matricielle .. - int q=tileno/cp->tw; // .. coordonnees de la tile (q,p) q pour ligne et p pour colonne - info_tile_t *tile_Idx=&imgg->tile[tileno]; // INDEX - - // 4 borders of the tile rescale on the image if necessary - tile->x0=int_max(cp->tx0+p*cp->tdx, img->x0); - tile->y0=int_max(cp->ty0+q*cp->tdy, img->y0); - tile->x1=int_min(cp->tx0+(p+1)*cp->tdx, img->x1); - tile->y1=int_min(cp->ty0+(q+1)*cp->tdy, img->y1); - - tile->numcomps=img->numcomps; - tile->comps=(tcd_tilecomp_t*)malloc(img->numcomps*sizeof(tcd_tilecomp_t)); - tile_Idx->compo=(info_compo_t*)malloc(img->numcomps*sizeof(info_compo_t)); // INDEX - for (compno=0; compno<tile->numcomps; compno++) { - j2k_tccp_t *tccp=&tcp->tccps[compno]; - tcd_tilecomp_t *tilec=&tile->comps[compno]; - info_compo_t *compo_Idx=&tile_Idx->compo[compno]; // INDEX - - // border of each tile component (global) - tilec->x0=int_ceildiv(tile->x0, img->comps[compno].dx); - tilec->y0=int_ceildiv(tile->y0, img->comps[compno].dy); - tilec->x1=int_ceildiv(tile->x1, img->comps[compno].dx); - tilec->y1=int_ceildiv(tile->y1, img->comps[compno].dy); - - tilec->data=(int*)malloc(sizeof(int)*(tilec->x1-tilec->x0)*(tilec->y1-tilec->y0)); - tilec->numresolutions=tccp->numresolutions; - tilec->resolutions=(tcd_resolution_t*)malloc(tilec->numresolutions*sizeof(tcd_resolution_t)); - compo_Idx->reso=(info_reso_t*)malloc(tilec->numresolutions*sizeof(info_reso_t)); // INDEX - for (resno=0; resno<tilec->numresolutions; resno++) { - int pdx, pdy; - int levelno=tilec->numresolutions-1-resno; - int tlprcxstart, tlprcystart, brprcxend, brprcyend; - int tlcbgxstart, tlcbgystart, brcbgxend, brcbgyend; - int cbgwidthexpn, cbgheightexpn; - int cblkwidthexpn, cblkheightexpn; - tcd_resolution_t *res=&tilec->resolutions[resno]; - info_reso_t *res_Idx=&compo_Idx->reso[resno]; // INDEX - int precno_Idx; // INDEX - - // border for each resolution level (global) - res->x0=int_ceildivpow2(tilec->x0, levelno); - res->y0=int_ceildivpow2(tilec->y0, levelno); - res->x1=int_ceildivpow2(tilec->x1, levelno); - res->y1=int_ceildivpow2(tilec->y1, levelno); - - res->numbands=resno==0?1:3; - // p. 35, table A-23, ISO/IEC FDIS154444-1 : 2000 (18 august 2000) - if (tccp->csty&J2K_CCP_CSTY_PRT) { - pdx=tccp->prcw[resno]; - pdy=tccp->prch[resno]; - } else { - pdx=15; - pdy=15; - } - // p. 64, B.6, ISO/IEC FDIS15444-1 : 2000 (18 august 2000) - tlprcxstart=int_floordivpow2(res->x0, pdx)<<pdx; - tlprcystart=int_floordivpow2(res->y0, pdy)<<pdy; - brprcxend=int_ceildivpow2(res->x1, pdx)<<pdx; - brprcyend=int_ceildivpow2(res->y1, pdy)<<pdy; - res->pw=(brprcxend-tlprcxstart)>>pdx; - res->ph=(brprcyend-tlprcystart)>>pdy; - - // <INDEX> - imgg->tile[tileno].pw=res->pw; - imgg->tile[tileno].ph=res->ph; - - res_Idx->prec=(info_prec_t*)malloc(res->pw*res->ph*sizeof(info_prec_t)); - for (precno_Idx=0;precno_Idx<res->pw*res->ph;precno_Idx++) - { - info_prec_t *prec_Idx = &res_Idx->prec[precno_Idx]; - prec_Idx->layer=(info_layer_t*)malloc(imgg->Layer*sizeof(info_layer_t)); - } - - imgg->pw=res->pw; // old parser version - imgg->ph=res->ph; // old parser version - imgg->pdx=1<<pdx; - imgg->pdy=1<<pdy; - // </INDEX> - - if (resno==0) { - tlcbgxstart=tlprcxstart; - tlcbgystart=tlprcystart; - brcbgxend=brprcxend; - brcbgyend=brprcyend; - cbgwidthexpn=pdx; - cbgheightexpn=pdy; - } else { - tlcbgxstart=int_ceildivpow2(tlprcxstart, 1); - tlcbgystart=int_ceildivpow2(tlprcystart, 1); - brcbgxend=int_ceildivpow2(brprcxend, 1); - brcbgyend=int_ceildivpow2(brprcyend, 1); - cbgwidthexpn=pdx-1; - cbgheightexpn=pdy-1; - } - - cblkwidthexpn=int_min(tccp->cblkw, cbgwidthexpn); - cblkheightexpn=int_min(tccp->cblkh, cbgheightexpn); - - for (bandno=0; bandno<res->numbands; bandno++) { - int x0b, y0b; - tcd_band_t *band=&res->bands[bandno]; - band->bandno=resno==0?0:bandno+1; - x0b=(band->bandno==1)||(band->bandno==3)?1:0; - y0b=(band->bandno==2)||(band->bandno==3)?1:0; - - if (band->bandno==0) { - // band border (global) - band->x0=int_ceildivpow2(tilec->x0, levelno); - band->y0=int_ceildivpow2(tilec->y0, levelno); - band->x1=int_ceildivpow2(tilec->x1, levelno); - band->y1=int_ceildivpow2(tilec->y1, levelno); - } else { - // band border (global) - band->x0=int_ceildivpow2(tilec->x0-(1<<levelno)*x0b, levelno+1); - band->y0=int_ceildivpow2(tilec->y0-(1<<levelno)*y0b, levelno+1); - band->x1=int_ceildivpow2(tilec->x1-(1<<levelno)*x0b, levelno+1); - band->y1=int_ceildivpow2(tilec->y1-(1<<levelno)*y0b, levelno+1); - } - - band->precincts=(tcd_precinct_t*)malloc(res->pw*res->ph*sizeof(tcd_precinct_t)); - - for (precno=0; precno<res->pw*res->ph; precno++) { - int tlcblkxstart, tlcblkystart, brcblkxend, brcblkyend; - int cbgxstart=tlcbgxstart+(precno%res->pw)*(1<<cbgwidthexpn); - int cbgystart=tlcbgystart+(precno/res->pw)*(1<<cbgheightexpn); - int cbgxend=cbgxstart+(1<<cbgwidthexpn); - int cbgyend=cbgystart+(1<<cbgheightexpn); - tcd_precinct_t *prc=&band->precincts[precno]; - // precinct size (global) - prc->x0=int_max(cbgxstart, band->x0); - prc->y0=int_max(cbgystart, band->y0); - prc->x1=int_min(cbgxend, band->x1); - prc->y1=int_min(cbgyend, band->y1); - - tlcblkxstart=int_floordivpow2(prc->x0, cblkwidthexpn)<<cblkwidthexpn; - tlcblkystart=int_floordivpow2(prc->y0, cblkheightexpn)<<cblkheightexpn; - brcblkxend=int_ceildivpow2(prc->x1, cblkwidthexpn)<<cblkwidthexpn; - brcblkyend=int_ceildivpow2(prc->y1, cblkheightexpn)<<cblkheightexpn; - prc->cw=(brcblkxend-tlcblkxstart)>>cblkwidthexpn; - prc->ch=(brcblkyend-tlcblkystart)>>cblkheightexpn; - - prc->cblks=(tcd_cblk_t*)malloc(prc->cw*prc->ch*sizeof(tcd_cblk_t)); - - prc->incltree=tgt_create(prc->cw, prc->ch); - prc->imsbtree=tgt_create(prc->cw, prc->ch); - - for (cblkno=0; cblkno<prc->cw*prc->ch; cblkno++) { - int cblkxstart=tlcblkxstart+(cblkno%prc->cw)*(1<<cblkwidthexpn); - int cblkystart=tlcblkystart+(cblkno/prc->cw)*(1<<cblkheightexpn); - int cblkxend=cblkxstart+(1<<cblkwidthexpn); - int cblkyend=cblkystart+(1<<cblkheightexpn); - tcd_cblk_t *cblk=&prc->cblks[cblkno]; - // code-block size (global) - cblk->x0=int_max(cblkxstart, prc->x0); - cblk->y0=int_max(cblkystart, prc->y0); - cblk->x1=int_min(cblkxend, prc->x1); - cblk->y1=int_min(cblkyend, prc->y1); - } - } - } - } - } - } -} - - -void tcd_free(j2k_image_t *img, j2k_cp_t *cp) { - int tileno, compno, resno, bandno, precno; - tcd_img=img; - tcd_cp=cp; - tcd_image.tw=cp->tw; - tcd_image.th=cp->th; - for (tileno=0; tileno<tcd_image.tw*tcd_image.th; tileno++) - { - // j2k_tcp_t *tcp=&cp->tcps[curtileno]; - tcd_tile_t *tile=&tcd_image.tiles[tileno]; - for (compno=0; compno<tile->numcomps; compno++) - { - tcd_tilecomp_t *tilec=&tile->comps[compno]; - for (resno=0; resno<tilec->numresolutions; resno++) - { - tcd_resolution_t *res=&tilec->resolutions[resno]; - for (bandno=0; bandno<res->numbands; bandno++) - { - tcd_band_t *band=&res->bands[bandno]; - for (precno=0; precno<res->pw*res->ph; precno++) - { - tcd_precinct_t *prc=&band->precincts[precno]; - - if (prc->incltree!=NULL) - tgt_destroy(prc->incltree); - if (prc->imsbtree!=NULL) - tgt_destroy(prc->imsbtree); - free(prc->cblks); - } // for (precno - free(band->precincts); - } // for (bandno - } // for (resno - free(tilec->resolutions); - } // for (compno - free(tile->comps); - } // for (tileno - free(tcd_image.tiles); -} - - -int tcd_decode_tile(unsigned char *src, int len, int tileno, info_image_t *imgg) { - int l; - int eof=0; - tcd_tile_t *tile; - - tile = &tcd_image.tiles[tileno]; - - l = t2_decode_packets(src, len, tcd_img, tcd_cp, tileno, tile, imgg); - - if (l==-999) - { - eof=1; - fprintf(stderr, "tcd_decode: incomplete bistream\n"); - } - - if (eof) { - longjmp(j2k_error, 1); - } - - l=1; - return l; -} |