diff options
Diffstat (limited to 'libopenjpeg/tcd.c')
| -rw-r--r-- | libopenjpeg/tcd.c | 1287 |
1 files changed, 0 insertions, 1287 deletions
diff --git a/libopenjpeg/tcd.c b/libopenjpeg/tcd.c deleted file mode 100644 index 84b3a172..00000000 --- a/libopenjpeg/tcd.c +++ /dev/null @@ -1,1287 +0,0 @@ -/* - * Copyright (c) 2001-2002, David Janssens - * Copyright (c) 2002-2004, Yannick Verschueren - * Copyright (c) 2002-2004, 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 "t1.h" -#include "t2.h" -#include "dwt.h" -#include "mct.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; - -static tcd_tile_t *tcd_tile; -static j2k_tcp_t *tcd_tcp; -static int tcd_tileno; - -static tcd_tile_t *tile; -static tcd_tilecomp_t *tilec; -static tcd_resolution_t *res; -static tcd_band_t *band; -static tcd_precinct_t *prc; -static tcd_cblk_t *cblk; - -extern jmp_buf j2k_error; - -void tcd_dump(tcd_image_t * img, int curtileno) -{ - int tileno, compno, resno, bandno, precno, cblkno; - /* fprintf(stderr, "image {\n"); */ - fprintf(stderr, " tw=%d, th=%d x0 %d x1 %d\n", img->tw, img->th, - tcd_img->x0, tcd_img->x1); - for (tileno = 0; tileno < 1; tileno++) { - tcd_tile_t *tile = &tcd_image.tiles[curtileno]; - /* fprintf(stderr, " tile {\n"); */ - /* fprintf(stderr, " x0=%d, y0=%d, x1=%d, y1=%d, numcomps=%d\n", tile->x0, tile->y0, tile->x1, tile->y1, tile->numcomps); */ - for (compno = 0; compno < tile->numcomps; compno++) { - tcd_tilecomp_t *tilec = &tile->comps[compno]; - /* fprintf(stderr, " tilec {\n"); */ - /* fprintf(stderr, " x0=%d, y0=%d, x1=%d, y1=%d, numresolutions=%d\n", tilec->x0, tilec->y0, tilec->x1, tilec->y1, tilec->numresolutions); */ - for (resno = 0; resno < tilec->numresolutions; resno++) { - tcd_resolution_t *res = &tilec->resolutions[resno]; - /* fprintf(stderr, "\n res {\n"); */ - /* fprintf(stderr, " x0=%d, y0=%d, x1=%d, y1=%d, pw=%d, ph=%d, numbands=%d\n", res->x0, res->y0, res->x1, res->y1, res->pw, res->ph, res->numbands); */ - for (bandno = 0; bandno < res->numbands; bandno++) { - tcd_band_t *band = &res->bands[bandno]; - /* fprintf(stderr, " band {\n"); */ - /* fprintf(stderr, " x0=%d, y0=%d, x1=%d, y1=%d, stepsize=%d, numbps=%d\n", band->x0, band->y0, band->x1, band->y1, band->stepsize, band->numbps); */ - for (precno = 0; precno < res->pw * res->ph; precno++) { - tcd_precinct_t *prec = &band->precincts[precno]; - /* fprintf(stderr, " prec {\n"); */ - /* fprintf(stderr, " x0=%d, y0=%d, x1=%d, y1=%d, cw=%d, ch=%d\n", prec->x0, prec->y0, prec->x1, prec->y1, prec->cw, prec->ch); */ - for (cblkno = 0; cblkno < prec->cw * prec->ch; cblkno++) { - /* tcd_cblk_t *cblk=&prec->cblks[cblkno]; */ - /* fprintf(stderr, " cblk {\n"); */ - /* fprintf(stderr, " x0=%d, y0=%d, x1=%d, y1=%d\n", cblk->x0, cblk->y0, cblk->x1, cblk->y1); */ - /* fprintf(stderr, " }\n"); */ - } - /* fprintf(stderr, " }\n"); */ - } - /* fprintf(stderr, " }\n"); */ - } - /* fprintf(stderr, " }\n"); */ - } - /* fprintf(stderr, " }\n"); */ - } - /* fprintf(stderr, " }\n"); */ - } - /* fprintf(stderr, "}\n"); */ -} - -void tcd_malloc_encode(j2k_image_t * img, j2k_cp_t * cp, int curtileno) -{ - 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(sizeof(tcd_tile_t)); - - for (tileno = 0; tileno < 1; tileno++) { - j2k_tcp_t *tcp = &cp->tcps[curtileno]; - int j; - /* cfr p59 ISO/IEC FDIS15444-1 : 2000 (18 august 2000) */ - int p = curtileno % cp->tw; /* si numerotation matricielle .. */ - int q = curtileno / cp->tw; /* .. coordonnees de la tile (q,p) q pour ligne et p pour colonne */ - /* tcd_tile_t *tile=&tcd_image.tiles[tileno]; */ - tile = tcd_image.tiles; - /* 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->PPT=img->PPT; */ - /* Modification of the RATE >> */ - for (j = 0; j < tcp->numlayers; j++) { - tcp->rates[j] = ceil(tile->numcomps * (tile->x1 - tile->x0) * (tile->y1 - tile->y0) * img->comps[0].prec / (tcp->rates[j] * 8 * img->comps[0].dx * img->comps[0].dy)); - if (j && tcp->rates[j] < tcp->rates[j - 1] + 10) { - tcp->rates[j] = tcp->rates[j - 1] + 20; - } else { - if (!j && tcp->rates[j] < 30) - tcp->rates[j] = 30; - } - } - /* << Modification of the RATE */ - - tile->comps = (tcd_tilecomp_t *) malloc(img->numcomps * sizeof(tcd_tilecomp_t)); - for (compno = 0; compno < tile->numcomps; compno++) { - j2k_tccp_t *tccp = &tcp->tccps[compno]; - /* tcd_tilecomp_t *tilec=&tile->comps[compno]; */ - tilec = &tile->comps[compno]; - /* 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)); - - 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]; */ - - res = &tilec->resolutions[resno]; - - /* 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; - - 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, i; - int gain, numbps; - j2k_stepsize_t *ss; - 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); - - } - - ss = &tccp->stepsizes[resno == 0 ? 0 : 3 * (resno - 1) + bandno + 1]; - gain = tccp->qmfbid == 0 ? dwt_getgain_real(band->bandno) : dwt_getgain(band->bandno); - numbps = img->comps[compno].prec + gain; - band->stepsize = (int) floor((1.0 + ss->mant / 2048.0) * pow(2.0, numbps - ss->expn) * 8192.0); - band->numbps = ss->expn + tccp->numgbits - 1; /* WHY -1 ? */ - - band->precincts = (tcd_precinct_t *) malloc(3 * res->pw * res->ph * sizeof(tcd_precinct_t)); - - for (i = 0; i < res->pw * res->ph * 3; i++) { - band->precincts[i].imsbtree = NULL; - band->precincts[i].incltree = NULL; - } - - 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]; */ - 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); - - 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); - } - } - } - } - } - } - /* tcd_dump(&tcd_image,curtileno); */ -} - -void tcd_free_encode(j2k_image_t * img, j2k_cp_t * cp, int curtileno) -{ - 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 < 1; tileno++) { - /* j2k_tcp_t *tcp=&cp->tcps[curtileno]; */ - tile = tcd_image.tiles; - for (compno = 0; compno < tile->numcomps; compno++) { - tilec = &tile->comps[compno]; - for (resno = 0; resno < tilec->numresolutions; resno++) { - res = &tilec->resolutions[resno]; - for (bandno = 0; bandno < res->numbands; bandno++) { - band = &res->bands[bandno]; - for (precno = 0; precno < res->pw * res->ph; precno++) { - 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); -} - -void tcd_init_encode(j2k_image_t * img, j2k_cp_t * cp, int curtileno) -{ - int tileno, compno, resno, bandno, precno, cblkno; - - for (tileno = 0; tileno < 1; tileno++) { - j2k_tcp_t *tcp = &cp->tcps[curtileno]; - int j; - // int previous_x0, previous_x1, previous_y0, previous_y1; - /* cfr p59 ISO/IEC FDIS15444-1 : 2000 (18 august 2000) */ - int p = curtileno % cp->tw; - int q = curtileno / cp->tw; - tile = tcd_image.tiles; - - /* 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->PPT=img->PPT; */ - /* Modification of the RATE >> */ - for (j = 0; j < tcp->numlayers; j++) { - tcp->rates[j] = ceil(tile->numcomps * (tile->x1 - tile->x0) * (tile->y1 - tile->y0) * img->comps[0].prec - / (tcp->rates[j] * 8 * img->comps[0].dx * img->comps[0].dy)); - if (j && tcp->rates[j] < tcp->rates[j - 1] + 10) { - tcp->rates[j] = tcp->rates[j - 1] + 20; - } else { - if (!j && tcp->rates[j] < 30) - tcp->rates[j] = 30; - } - } - /* << Modification of the RATE */ - /* tile->comps=(tcd_tilecomp_t*)realloc(tile->comps,img->numcomps*sizeof(tcd_tilecomp_t)); */ - for (compno = 0; compno < tile->numcomps; compno++) { - j2k_tccp_t *tccp = &tcp->tccps[compno]; - /* int realloc_op; */ - - tilec = &tile->comps[compno]; - /* 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*)realloc(tilec->resolutions,tilec->numresolutions*sizeof(tcd_resolution_t)); */ - 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; - - res = &tilec->resolutions[resno]; - /* 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; - - 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; - int gain, numbps; - j2k_stepsize_t *ss; - 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 */ - 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->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); - } - - ss = &tccp->stepsizes[resno == 0 ? 0 : 3 * (resno - 1) + bandno + 1]; - gain = tccp->qmfbid == 0 ? dwt_getgain_real(band->bandno) : dwt_getgain(band->bandno); - numbps = img->comps[compno].prec + gain; - band->stepsize = (int) floor((1.0 + ss->mant / 2048.0) * pow(2.0, numbps - ss->expn) * 8192.0); - band->numbps = ss->expn + tccp->numgbits - 1; /* WHY -1 ? */ - - 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); - - 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; - - free(prc->cblks); - prc->cblks = (tcd_cblk_t *) malloc(prc->cw * prc->ch * sizeof(tcd_cblk_t)); - - if (prc->incltree != NULL) - tgt_destroy(prc->incltree); - if (prc->imsbtree != NULL) - tgt_destroy(prc->imsbtree); - - 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); - 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); - - } - } - } - } - } - } - /* tcd_dump(&tcd_image,0); */ -} - -void tcd_init(j2k_image_t * img, j2k_cp_t * cp) -{ - 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]; - // int previous_x0, previous_x1, previous_y0, previous_y1; - /* 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 */ - - /* 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)); - for (compno = 0; compno < tile->numcomps; compno++) { - j2k_tccp_t *tccp = &tcp->tccps[compno]; - tcd_tilecomp_t *tilec = &tile->comps[compno]; - /* 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)); - 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]; - - /* 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; - - 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; - int gain, numbps; - j2k_stepsize_t *ss; - 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); - } - - ss = &tccp->stepsizes[resno == 0 ? 0 : 3 * (resno - 1) + bandno + 1]; - gain = tccp->qmfbid == 0 ? dwt_getgain_real(band->bandno) : dwt_getgain(band->bandno); - numbps = img->comps[compno].prec + gain; - band->stepsize = (int) floor((1.0 + ss->mant / 2048.0) * pow(2.0, numbps - ss->expn) * 8192.0); - band->numbps = ss->expn + tccp->numgbits - 1; /* WHY -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); - } - } - } - } - } - } - /* tcd_dump(&tcd_image,0); */ -} - -void tcd_makelayer_fixed(int layno, int final) { - int compno, resno, bandno, precno, cblkno; - int value; //, matrice[tcd_tcp->numlayers][tcd_tile->comps[0].numresolutions][3]; - int matrice[10][10][3]; - int i,j,k; - - /*matrice=(int*)malloc(tcd_tcp->numlayers*tcd_tile->comps[0].numresolutions*3*sizeof(int));*/ - - for (compno=0; compno<tcd_tile->numcomps; compno++) - { - tcd_tilecomp_t *tilec=&tcd_tile->comps[compno]; - for (i=0;i<tcd_tcp->numlayers;i++) { - for (j=0;j<tilec->numresolutions;j++) { - for (k=0;k<3;k++) { - matrice[i][j][k]=(int)(tcd_cp->matrice[i*tilec->numresolutions*3+j*3+k]*(float)(tcd_img->comps[compno].prec/16.0));}}} - - 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]; - for (cblkno=0; cblkno<prc->cw*prc->ch; cblkno++) { - tcd_cblk_t *cblk=&prc->cblks[cblkno]; - tcd_layer_t *layer=&cblk->layers[layno]; - int n; - int imsb=tcd_img->comps[compno].prec-cblk->numbps; /* number of bit-plan equal to zero */ - /* Correction of the matrix of coefficient to include the IMSB information */ - - if (layno==0) - { - value=matrice[layno][resno][bandno]; - if (imsb>=value) - value=0; - else - value-=imsb; - } else - { - value=matrice[layno][resno][bandno]-matrice[layno-1][resno][bandno]; - if (imsb>=matrice[layno-1][resno][bandno]) - { - value-=(imsb-matrice[layno-1][resno][bandno]); - if (value<0) value=0; - } - } - - if (layno==0) - cblk->numpassesinlayers=0; - - n=cblk->numpassesinlayers; - if (cblk->numpassesinlayers==0) - { - if (value!=0) - n=3*value-2+cblk->numpassesinlayers; - else - n=cblk->numpassesinlayers; - } else - n=3*value+cblk->numpassesinlayers; - - layer->numpasses=n-cblk->numpassesinlayers; - - if (!layer->numpasses) - continue; - - if (cblk->numpassesinlayers==0) - { - layer->len=cblk->passes[n-1].rate; - layer->data=cblk->data; - } else - { - layer->len=cblk->passes[n-1].rate-cblk->passes[cblk->numpassesinlayers-1].rate; - layer->data=cblk->data+cblk->passes[cblk->numpassesinlayers-1].rate; - } - if (final) - cblk->numpassesinlayers=n; - } - } - } - } - } -} - -void tcd_rateallocate_fixed() { - int layno; - - for (layno=0; layno<tcd_tcp->numlayers; layno++) - { - tcd_makelayer_fixed(layno, 1); - } -} - -void tcd_makelayer(int layno, double thresh, int final) -{ - int compno, resno, bandno, precno, cblkno, passno; - for (compno = 0; compno < tcd_tile->numcomps; compno++) { - tcd_tilecomp_t *tilec = &tcd_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]; - for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) { - tcd_cblk_t *cblk = &prc->cblks[cblkno]; - tcd_layer_t *layer = &cblk->layers[layno]; - int n; - - if (layno == 0) { - cblk->numpassesinlayers = 0; - } - n = cblk->numpassesinlayers; - for (passno = cblk->numpassesinlayers; - passno < cblk->totalpasses; passno++) { - int dr; - double dd; - tcd_pass_t *pass = &cblk->passes[passno]; - if (n == 0) { - dr = pass->rate; - dd = pass->distortiondec; - } else { - dr = pass->rate - cblk->passes[n - 1].rate; - dd = pass->distortiondec - cblk->passes[n - 1].distortiondec; - } - if (dr == 0) { - if (dd != 0) - n = passno + 1; - continue; - } - if (dd / dr > thresh) - n = passno + 1; - } - layer->numpasses = n - cblk->numpassesinlayers; - if (!layer->numpasses) - continue; - if (cblk->numpassesinlayers == 0) { - layer->len = cblk->passes[n - 1].rate; - layer->data = cblk->data; - layer->disto = cblk->passes[n - 1].distortiondec; - } else { - layer->len = cblk->passes[n - 1].rate - - cblk->passes[cblk->numpassesinlayers - 1].rate; - layer->data = cblk->data + cblk->passes[cblk->numpassesinlayers - 1].rate; - layer->disto = cblk->passes[n - 1].distortiondec - - cblk->passes[cblk->numpassesinlayers - 1].distortiondec; - } - - if (final) - cblk->numpassesinlayers = n; - } - } - } - } - } -} - -void tcd_rateallocate(unsigned char *dest, int len, info_image * info_IM) -{ - int compno, resno, bandno, precno, cblkno, passno, layno; - double min, max; - min = DBL_MAX; - max = 0; - - for (compno = 0; compno < tcd_tile->numcomps; compno++) { - tcd_tilecomp_t *tilec = &tcd_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]; - for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) { - tcd_cblk_t *cblk = &prc->cblks[cblkno]; - for (passno = 0; passno < cblk->totalpasses; passno++) { - tcd_pass_t *pass = &cblk->passes[passno]; - int dr; - double dd, rdslope; - if (passno == 0) { - dr = pass->rate; - dd = pass->distortiondec; - } else { - dr = pass->rate - cblk->passes[passno - 1].rate; - dd = pass->distortiondec - cblk->passes[passno - 1].distortiondec; - } - if (dr == 0) { - continue; - } - rdslope = dd / dr; - if (rdslope < min) { - min = rdslope; - } - if (rdslope > max) { - max = rdslope; - } - } /* passno */ - } /* cbklno */ - } /* precno */ - } /* bandno */ - } /* resno */ - } /* compno */ - if (info_IM->index_on) { /* Threshold for Marcela Index */ - info_IM->tile[tcd_tileno].thresh=(double*)malloc(tcd_tcp->numlayers*sizeof(double)); - } - for (layno = 0; layno < tcd_tcp->numlayers; layno++) { - volatile double lo = min; - volatile double hi = max; - volatile int success = 0; - volatile int maxlen = int_min(tcd_tcp->rates[layno], len); - volatile double goodthresh; - volatile int goodlen; - volatile int i; - - for (i = 0; i < 32; i++) { - volatile double thresh = (lo + hi) / 2; - int l; - - tcd_makelayer(layno, thresh, 0); - - l = t2_encode_packets(tcd_img, tcd_cp, tcd_tileno, tcd_tile, layno + 1, dest, maxlen, info_IM); - /* fprintf(stderr, "rate alloc: len=%d, max=%d\n", l, maxlen); */ - if (l == -999) { - lo = thresh; - continue; - } - - hi = thresh; - success = 1; - goodthresh = thresh; - goodlen = l; - } - - if (!success) { - longjmp(j2k_error, 1); - } - - if (info_IM->index_on) { /* Threshold for Marcela Index */ - info_IM->tile[tcd_tileno].thresh[layno]=goodthresh; - } - tcd_makelayer(layno, goodthresh, 1); - } -} - -int tcd_encode_tile_pxm(int tileno, unsigned char *dest, int len, info_image * info_IM) -{ - int compno; - int l; - clock_t time7; - tcd_tile_t *tile; - j2k_tcp_t *tcp = &tcd_cp->tcps[0]; - j2k_tccp_t *tccp = &tcp->tccps[0]; - - tcd_tileno = tileno; - tcd_tile = tcd_image.tiles; - tcd_tcp = &tcd_cp->tcps[tileno]; - tile = tcd_tile; - /* INDEX >> "Precinct_nb_X et Precinct_nb_Y" */ - if (info_IM->index_on) { - tcd_tilecomp_t *tilec_idx = &tile->comps[0]; /* old parser version */ - tcd_resolution_t *res_idx = &tilec_idx->resolutions[0]; /* old parser version */ - - info_IM->tile[tileno].pw = res_idx->pw; - info_IM->tile[tileno].ph = res_idx->ph; - - info_IM->pw = res_idx->pw; /* old parser version */ - info_IM->ph = res_idx->ph; /* old parser version */ - info_IM->pdx = 1 << tccp->prcw[tccp->numresolutions - 1]; - info_IM->pdy = 1 << tccp->prch[tccp->numresolutions - 1]; - } - /* << INDEX */ - -/*---------------TILE-------------------*/ - - time7 = clock(); - - for (compno = 0; compno < tile->numcomps; compno++) { - FILE *src; - char tmp[256]; - int k; - unsigned char elmt; - int i, j; - int tw, w; - tcd_tilecomp_t *tilec = &tile->comps[compno]; - int adjust = tcd_img->comps[compno].sgnd ? 0 : 1 << (tcd_img->comps[compno].prec - 1); - int offset_x, offset_y; - - offset_x = int_ceildiv(tcd_img->x0, tcd_img->comps[compno].dx); - offset_y = int_ceildiv(tcd_img->y0, tcd_img->comps[compno].dy); - tw = tilec->x1 - tilec->x0; - w = int_ceildiv(tcd_img->x1 - tcd_img->x0, tcd_img->comps[compno].dx); - sprintf(tmp, "Compo%d", compno); /* component file */ - src = fopen(tmp, "rb"); - if (!src) { - fprintf(stderr, "failed to open %s for reading\n", tmp); - return 1; - } - - /* read the Compo file to extract data of the tile */ - k = 0; - fseek(src, (tilec->x0 - offset_x) + (tilec->y0 - offset_y) * w, SEEK_SET); - k = (tilec->x0 - offset_x) + (tilec->y0 - offset_y) * w; - for (j = tilec->y0; j < tilec->y1; j++) { - for (i = tilec->x0; i < tilec->x1; i++) { - if (tcd_tcp->tccps[compno].qmfbid == 1) { - elmt = fgetc(src); - tilec->data[i - tilec->x0 + (j - tilec->y0) * tw] = elmt - adjust; - k++; - } else if (tcd_tcp->tccps[compno].qmfbid == 0) { - elmt = fgetc(src); - tilec->data[i - tilec->x0 + (j - tilec->y0) * tw] = (elmt - adjust) << 13; - k++; - } - } - fseek(src, (tilec->x0 - offset_x) + (j + 1 - offset_y) * w - k, SEEK_CUR); - k = tilec->x0 - offset_x + (j + 1 - offset_y) * w; - - } - fclose(src); - } - -/*----------------MCT-------------------*/ - - if (tcd_tcp->mct) { - if (tcd_tcp->tccps[0].qmfbid == 0) { - mct_encode_real(tile->comps[0].data, tile->comps[1].data,tile->comps[2].data, - (tile->comps[0].x1 - tile->comps[0].x0) * (tile->comps[0].y1 - tile->comps[0].y0)); - } else { - mct_encode(tile->comps[0].data, tile->comps[1].data, tile->comps[2].data, - (tile->comps[0].x1 - tile->comps[0].x0) * (tile->comps[0].y1 - tile->comps[0].y0)); - } - } -/*----------------DWT---------------------*/ - - /* time3=clock(); */ - for (compno = 0; compno < tile->numcomps; compno++) { - tcd_tilecomp_t *tilec = &tile->comps[compno]; - if (tcd_tcp->tccps[compno].qmfbid == 1) { - dwt_encode(tilec->data, tilec->x1 - tilec->x0, tilec->y1 - tilec->y0, tilec, tilec->numresolutions - 1); - } else if (tcd_tcp->tccps[compno].qmfbid == 0) { - dwt_encode_real(tilec->data, tilec->x1 - tilec->x0, tilec->y1 - tilec->y0, tilec, tilec->numresolutions - 1); - } - } -/*------------------TIER1-----------------*/ - - t1_init_luts(); - t1_encode_cblks(tile, tcd_tcp); - -/*-----------RATE-ALLOCATE------------------*/ - info_IM->index_write = 0; /* INDEX */ - - if (tcd_cp->disto_alloc) - /* Normal Rate/distortion allocation */ - tcd_rateallocate(dest, len, info_IM); - else - /* Fixed layer allocation */ - tcd_rateallocate_fixed(); - -/*--------------TIER2------------------*/ - info_IM->index_write = 1; /* INDEX */ - l = t2_encode_packets(tcd_img, tcd_cp, tileno, tile, tcd_tcp->numlayers, dest, len, info_IM); -/*---------------CLEAN-------------------*/ - - time7 = clock() - time7; - printf("total: %ld.%.3ld s\n", time7 / CLOCKS_PER_SEC, (time7 % CLOCKS_PER_SEC) * 1000 / CLOCKS_PER_SEC); - - /* cleaning memory */ - for (compno = 0; compno < tile->numcomps; compno++) { - tilec = &tile->comps[compno]; - free(tilec->data); - } - - return l; -} - -int tcd_encode_tile_pgx(int tileno, unsigned char *dest, int len, info_image * info_IM) -{ - int compno; - int l; - clock_t time7; - tcd_tile_t *tile; - j2k_tcp_t *tcp = &tcd_cp->tcps[0]; - j2k_tccp_t *tccp = &tcp->tccps[0]; - - tcd_tileno = tileno; - tcd_tile = tcd_image.tiles; - tcd_tcp = &tcd_cp->tcps[tileno]; - tile = tcd_tile; - /* INDEX >> "Precinct_nb_X et Precinct_nb_Y" */ - if (info_IM->index_on) { - tcd_tilecomp_t *tilec_idx = &tile->comps[0]; - tcd_resolution_t *res_idx = &tilec_idx->resolutions[0]; - info_IM->tile[tileno].pw = res_idx->pw; - info_IM->tile[tileno].ph = res_idx->ph; - info_IM->pw = res_idx->pw; /* old parser version */ - info_IM->ph = res_idx->ph; /* old parser version */ - info_IM->pdx = 1 << tccp->prcw[tccp->numresolutions - 1]; - info_IM->pdy = 1 << tccp->prch[tccp->numresolutions - 1]; - } - /* << INDEX */ -/*---------------TILE-------------------*/ - time7 = clock(); - - for (compno = 0; compno < tile->numcomps; compno++) { - FILE *src; - char tmp[256]; - int k; - int elmt; - int i, j; - int tw, w; - tcd_tilecomp_t *tilec = &tile->comps[compno]; - int adjust = tcd_img->comps[compno].sgnd ? 0 : 1 << (tcd_img->comps[compno].prec - 1); - int offset_x, offset_y; - - offset_x = int_ceildiv(tcd_img->x0, tcd_img->comps[compno].dx); - offset_y = int_ceildiv(tcd_img->y0, tcd_img->comps[compno].dy); - tw = tilec->x1 - tilec->x0; - w = int_ceildiv(tcd_img->x1 - tcd_img->x0, tcd_img->comps[compno].dx); - sprintf(tmp, "bandtile%d", tileno / tcd_cp->tw + 1); /* bandtile file opening */ - src = fopen(tmp, "rb"); - if (!src) { - fprintf(stderr, "failed to open %s for reading\n", tmp); - return 1; - } - /* Extract data from bandtile file limited to the current tile */ - k = 0; - while (k < tilec->x0 - offset_x) { - k++; - fscanf(src, "%d", &elmt); - } - - for (j = 0; j < tilec->y1 - tilec->y0; j++) { - for (i = tilec->x0; i < tilec->x1; i++) { - if (tcd_tcp->tccps[compno].qmfbid == 1) { - fscanf(src, "%d", &elmt); - tilec->data[i - tilec->x0 + (j) * tw] = elmt - adjust; - k++; - } else if (tcd_tcp->tccps[compno].qmfbid == 0) { - fscanf(src, "%d", &elmt); - tilec->data[i - tilec->x0 + (j) * tw] = (elmt - adjust) << 13; - k++; - } - } - while (k < tilec->x0 - offset_x + (j + 1) * w) { - k++; - fscanf(src, "%d", &elmt); - } - } - fclose(src); - } - -/*----------------MCT-------------------*/ - - if (tcd_tcp->mct) { - if (tcd_tcp->tccps[0].qmfbid == 0) { - mct_encode_real(tile->comps[0].data, tile->comps[1].data, tile->comps[2].data, - (tile->comps[0].x1 - tile->comps[0].x0) * (tile->comps[0].y1 - tile->comps[0].y0)); - } else { - mct_encode(tile->comps[0].data, tile->comps[1].data, tile->comps[2].data, - (tile->comps[0].x1 - tile->comps[0].x0) * (tile->comps[0].y1 - tile->comps[0].y0)); - } - } - -/*----------------DWT---------------------*/ - - for (compno = 0; compno < tile->numcomps; compno++) { - tcd_tilecomp_t *tilec = &tile->comps[compno]; - if (tcd_tcp->tccps[compno].qmfbid == 1) { - dwt_encode(tilec->data, tilec->x1 - tilec->x0, tilec->y1 - tilec->y0, tilec, tilec->numresolutions - 1); - } else if (tcd_tcp->tccps[compno].qmfbid == 0) { - dwt_encode_real(tilec->data, tilec->x1 - tilec->x0, tilec->y1 - tilec->y0, tilec, tilec->numresolutions - 1); - } - } - -/*------------------TIER1-----------------*/ - - t1_init_luts(); - t1_encode_cblks(tile, tcd_tcp); - -/*-----------RATE-ALLOCATE------------------*/ - info_IM->index_write = 0; /* INDEX */ - - info_IM->index_write=0; /* INDEX */ - - if (tcd_cp->disto_alloc) - /* Normal Rate/distortion allocation */ - tcd_rateallocate(dest, len, info_IM); - else - /* Fixed layer allocation */ - tcd_rateallocate_fixed(); - -/*--------------TIER2------------------*/ - info_IM->index_write = 1; /* INDEX */ - - l = t2_encode_packets(tcd_img, tcd_cp, tileno, tile, tcd_tcp->numlayers, dest, len, info_IM); - - /*---------------CLEAN-------------------*/ - time7 = clock() - time7; - printf("total: %ld.%.3ld s\n", time7 / CLOCKS_PER_SEC, (time7 % CLOCKS_PER_SEC) * 1000 / CLOCKS_PER_SEC); - - for (compno = 0; compno < tile->numcomps; compno++) { - tilec = &tile->comps[compno]; - free(tilec->data); - } - - return l; -} - - -int tcd_decode_tile(unsigned char *src, int len, int tileno) -{ - int l; - int compno; - int eof = 0; - clock_t time1, time2, time3, time4, time5, time6; - tcd_tile_t *tile; - - tcd_tileno = tileno; - tcd_tile = &tcd_image.tiles[tileno]; - tcd_tcp = &tcd_cp->tcps[tileno]; - tile = tcd_tile; - - time6 = clock(); - - time1 = clock(); - printf("tile decoding time %d/%d:\n", tileno + 1, tcd_cp->tw * tcd_cp->th); - - l = t2_decode_packets(src, len, tcd_img, tcd_cp, tileno, tile); - - if (l == -999) { - eof = 1; - fprintf(stderr, "tcd_decode: incomplete bistream\n"); - } - time1 = clock() - time1; - - /* printf("tier 2: %ld.%.3ld s\n", time1/CLOCKS_PER_SEC, (time1%CLOCKS_PER_SEC)*1000/CLOCKS_PER_SEC); */ - - time2 = clock(); - t1_init_luts(); - t1_decode_cblks(tile, tcd_tcp); - time2 = clock() - time2; - /* printf("tier 1: %ld.%.3ld s\n", time2/CLOCKS_PER_SEC, (time2%CLOCKS_PER_SEC)*1000/CLOCKS_PER_SEC); */ - - time3 = clock(); - for (compno = 0; compno < tile->numcomps; compno++) - { - tcd_tilecomp_t *tilec = &tile->comps[compno]; - if (tcd_tcp->tccps[compno].qmfbid == 1) - { - dwt_decode(tilec->data, tilec->x1 - tilec->x0,tilec->y1 - tilec->y0, tilec, tilec->numresolutions - 1); - } else - { /*if (tcd_tcp->tccps[compno].qmfbid == 0) {*/ - dwt_decode_real(tilec->data, tilec->x1 - tilec->x0, tilec->y1 - tilec->y0, tilec, tilec->numresolutions - 1); - } - } - - time3 = clock() - time3; - /* printf("dwt: %ld.%.3ld s\n", time3/CLOCKS_PER_SEC, (time3%CLOCKS_PER_SEC)*1000/CLOCKS_PER_SEC); */ - - time4 = clock(); - if (tcd_tcp->mct) { - if (tcd_tcp->tccps[0].qmfbid == 0) { - mct_decode_real(tile->comps[0].data, tile->comps[1].data, tile->comps[2].data, - (tile->comps[0].x1 - tile->comps[0].x0) * (tile->comps[0].y1 - tile->comps[0].y0)); - } else { - mct_decode(tile->comps[0].data, tile->comps[1].data, tile->comps[2].data, - (tile->comps[0].x1 - tile->comps[0].x0) * (tile->comps[0].y1 - tile->comps[0].y0)); - } - } - time4 = clock() - time4; - /* printf("mct: %ld.%.3ld s\n", time4/CLOCKS_PER_SEC, (time4%CLOCKS_PER_SEC)*1000/CLOCKS_PER_SEC); */ - - time5 = clock(); - for (compno = 0; compno < tile->numcomps; compno++) { - tcd_tilecomp_t *tilec = &tile->comps[compno]; - int adjust = tcd_img->comps[compno].sgnd ? 0 : 1 << (tcd_img->comps[compno].prec - 1); - int min = tcd_img->comps[compno].sgnd ? -(1 << (tcd_img->comps[compno].prec - 1)) : 0; - int max = tcd_img->comps[compno].sgnd ? (1 << (tcd_img->comps[compno].prec - 1)) - 1 : (1 << tcd_img->comps[compno].prec) - 1; - int tw = tilec->x1 - tilec->x0; - int w = int_ceildiv(tcd_img->x1 - tcd_img->x0, tcd_img->comps[compno].dx); - int i, j; - int offset_x = int_ceildiv(tcd_img->x0, tcd_img->comps[compno].dx); - int offset_y = int_ceildiv(tcd_img->y0, tcd_img->comps[compno].dy); - - for (j = tilec->y0; j < tilec->y1; j++) { - for (i = tilec->x0; i < tilec->x1; i++) { - int v; - if (tcd_tcp->tccps[compno].qmfbid == 1) { - v = tilec->data[i - tilec->x0 + (j - tilec->y0) * tw]; - } else { /* if (tcd_tcp->tccps[compno].qmfbid == 0) */ - v = tilec->data[i - tilec->x0 + (j - tilec->y0) * tw] >> 13; - } - v += adjust; - - /* tcd_img->comps[compno].data[i+j*w]=int_clamp(v, min, max); */ - tcd_img->comps[compno].data[(i - offset_x) + (j - offset_y) * w] = int_clamp(v, min, max); /* change ! */ - } - } - } - time5 = clock() - time5; - /* printf("tile->img: %ld.%.3ld s\n", time5/CLOCKS_PER_SEC, (time5%CLOCKS_PER_SEC)*1000/CLOCKS_PER_SEC); */ - - time6 = clock() - time6; - printf("total: %ld.%.3ld s\n\n", time6 / CLOCKS_PER_SEC, (time6 % CLOCKS_PER_SEC) * 1000 / CLOCKS_PER_SEC); - - if (eof) { - longjmp(j2k_error, 1); - } - - return l; -} |