/*
* The copyright in this software is being made available under the 2-clauses
* BSD License, included below. This software may be subject to other third
* party and contributor rights, including patent rights, and no such rights
* are granted under this license.
*
* Copyright (c) 2001-2003, David Janssens
* Copyright (c) 2002-2003, Yannick Verschueren
* Copyright (c) 2003-2005, Francois Devaux and Antonin Descampe
* Copyright (c) 2005, Herve Drolon, FreeImage Team
* Copyright (c) 2002-2005, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium
* Copyright (c) 2006, Mónica Díez, LPI-UVA, Spain
* 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 "opj_includes.h"
void tcd_dump(FILE *fd, opj_tcd_t *tcd, opj_tcd_volume_t * vol)
{
int tileno, compno, resno, bandno, precno, cblkno;
fprintf(fd, "volume {\n");
fprintf(fd, " tw=%d, th=%d, tl=%d, x0=%d x1=%d y0=%d y1=%d z0=%d z1=%d\n",
vol->tw, vol->th, vol->tl, tcd->volume->x0, tcd->volume->x1, tcd->volume->y0,
tcd->volume->y1, tcd->volume->z0, tcd->volume->z1);
for (tileno = 0; tileno < vol->th * vol->tw * vol->tl; tileno++) {
opj_tcd_tile_t *tile = &tcd->tcd_volume->tiles[tileno];
fprintf(fd, " tile {\n");
fprintf(fd, " x0=%d, y0=%d, z0=%d, x1=%d, y1=%d, z1=%d, numcomps=%d\n",
tile->x0, tile->y0, tile->z0, tile->x1, tile->y1, tile->z1, tile->numcomps);
for (compno = 0; compno < tile->numcomps; compno++) {
opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
fprintf(fd, " tilecomp %d {\n", compno);
fprintf(fd,
" x0=%d, y0=%d, z0=%d, x1=%d, y1=%d, z1=%d, numresx=%d, numresy=%d, numresz=%d\n",
tilec->x0, tilec->y0, tilec->z0, tilec->x1, tilec->y1, tilec->z1,
tilec->numresolution[0], tilec->numresolution[1], tilec->numresolution[2]);
for (resno = 0; resno < tilec->numresolution[0]; resno++) {
opj_tcd_resolution_t *res = &tilec->resolutions[resno];
fprintf(fd, " res %d{\n", resno);
fprintf(fd,
" x0=%d, y0=%d, z0=%d, x1=%d, y1=%d, z1=%d, pw=%d, ph=%d, pl=%d, numbands=%d\n",
res->x0, res->y0, res->z0, res->x1, res->y1, res->z1, res->prctno[0],
res->prctno[1], res->prctno[2], res->numbands);
for (bandno = 0; bandno < res->numbands; bandno++) {
opj_tcd_band_t *band = &res->bands[bandno];
fprintf(fd, " band %d{\n", bandno);
fprintf(fd,
" x0=%d, y0=%d, z0=%d, x1=%d, y1=%d, z1=%d, stepsize=%f, numbps=%d\n",
band->x0, band->y0, band->z0, band->x1, band->y1, band->z1, band->stepsize,
band->numbps);
for (precno = 0; precno < (res->prctno[0] * res->prctno[1] * res->prctno[2]);
precno++) {
opj_tcd_precinct_t *prec = &band->precincts[precno];
fprintf(fd, " prec %d{\n", precno);
fprintf(fd,
" x0=%d, y0=%d, z0=%d, x1=%d, y1=%d, z1=%d, cw=%d, ch=%d, cl=%d,\n",
prec->x0, prec->y0, prec->z0, prec->x1, prec->y1, prec->z1, prec->cblkno[0],
prec->cblkno[1], prec->cblkno[2]);
for (cblkno = 0; cblkno < (prec->cblkno[0] * prec->cblkno[1] * prec->cblkno[2]);
cblkno++) {
opj_tcd_cblk_t *cblk = &prec->cblks[cblkno];
fprintf(fd, " cblk %d{\n", cblkno);
fprintf(fd, " x0=%d, y0=%d, z0=%d, x1=%d, y1=%d, z1=%d\n", cblk->x0,
cblk->y0, cblk->z0, cblk->x1, cblk->y1, cblk->z1);
fprintf(fd, " }\n");
}
fprintf(fd, " }\n");
}
fprintf(fd, " }\n");
}
fprintf(fd, " }\n");
}
fprintf(fd, " }\n");
}
fprintf(fd, " }\n");
}
fprintf(fd, "}\n");
}
static void tilec_dump(FILE *fd, opj_tcd_tilecomp_t *tilec)
{
int i = 0, k;
int datalen;
int *a;
fprintf(fd, " tilecomp{\n");
fprintf(fd,
" x0=%d, y0=%d, z0=%d, x1=%d, y1=%d, z1=%d, numresx=%d, numresy=%d, numresz=%d\n",
tilec->x0, tilec->y0, tilec->z0, tilec->x1, tilec->y1, tilec->z1,
tilec->numresolution[0], tilec->numresolution[1], tilec->numresolution[2]);
fprintf(fd, " data {\n");
datalen = (tilec->z1 - tilec->z0) * (tilec->y1 - tilec->y0) *
(tilec->x1 - tilec->x0);
a = tilec->data;
for (k = 0; k < datalen; k++) {
if (!(k % tilec->x1)) {
fprintf(fd, "\n");
}
if (!(k % (tilec->y1 * tilec->x1))) {
fprintf(fd, "Slice %d\n", i++);
}
fprintf(fd, " %d", a[k]);
}
fprintf(fd, " }\n");
/*i=0;
fprintf(fd, "Slice %d\n");
if (tilec->prediction->prederr) {
fprintf(fd, " prederror {\n");
a = tilec->prediction->prederr;
for (k = 0; k < datalen; k++) {
fprintf(fd," %d",*(a++));
if (!(k % (tilec->y1 - tilec->y0) * (tilec->x1 - tilec->x0))){
fprintf(fd, "\n");fprintf(fd, "Slice %d\n",i++);
}
if (!(k % (tilec->x1 - tilec->x0))){
fprintf(fd, "\n");
}
}
}
fprintf(fd, " }\n");*/
fprintf(fd, "}\n");
}
/* ----------------------------------------------------------------------- */
/**
Create a new TCD handle
*/
opj_tcd_t* tcd_create(opj_common_ptr cinfo)
{
/* create the tcd structure */
opj_tcd_t *tcd = (opj_tcd_t*)opj_malloc(sizeof(opj_tcd_t));
if (!tcd) {
return NULL;
}
tcd->cinfo = cinfo;
tcd->tcd_volume = (opj_tcd_volume_t*)opj_malloc(sizeof(opj_tcd_volume_t));
if (!tcd->tcd_volume) {
opj_free(tcd);
return NULL;
}
return tcd;
}
/**
Destroy a previously created TCD handle
*/
void tcd_destroy(opj_tcd_t *tcd)
{
if (tcd) {
opj_free(tcd->tcd_volume);
opj_free(tcd);
}
}
/* ----------------------------------------------------------------------- */
void tcd_malloc_encode(opj_tcd_t *tcd, opj_volume_t * volume, opj_cp_t * cp,
int curtileno)
{
int compno, resno, bandno, precno, cblkno, i, j;/*, k;*/
opj_tcd_tile_t *tile = NULL; /* pointer to tcd->tile */
opj_tcd_tilecomp_t *tilec = NULL; /* pointer to tcd->tilec */
opj_tcd_resolution_t *res = NULL; /* pointer to tcd->res */
opj_tcd_band_t *band = NULL; /* pointer to tcd->band */
opj_tcd_precinct_t *prc = NULL; /* pointer to tcd->prc */
opj_tcd_cblk_t *cblk = NULL; /* pointer to tcd->cblk */
opj_tcp_t *tcp = &cp->tcps[curtileno];
int p, q, r;
tcd->volume = volume;
tcd->cp = cp;
tcd->tcd_volume->tw = cp->tw;
tcd->tcd_volume->th = cp->th;
tcd->tcd_volume->tl = cp->tl;
tcd->tcd_volume->tiles = (opj_tcd_tile_t *) opj_malloc(sizeof(opj_tcd_tile_t));
tcd->tile = tcd->tcd_volume->tiles;
tile = tcd->tile;
/* p61 ISO/IEC IS15444-1 : 2002 */
/* curtileno --> raster scanned index of tiles */
/* p,q,r --> matricial index of tiles */
p = curtileno % cp->tw;
q = curtileno / cp->tw;
r = curtileno / (cp->tw * cp->th); /* extension to 3-D */
/* 4 borders of the tile rescale on the volume if necessary (B.3)*/
tile->x0 = int_max(cp->tx0 + p * cp->tdx, volume->x0);
tile->y0 = int_max(cp->ty0 + q * cp->tdy, volume->y0);
tile->z0 = int_max(cp->tz0 + r * cp->tdz, volume->z0);
tile->x1 = int_min(cp->tx0 + (p + 1) * cp->tdx, volume->x1);
tile->y1 = int_min(cp->ty0 + (q + 1) * cp->tdy, volume->y1);
tile->z1 = int_min(cp->tz0 + (r + 1) * cp->tdz, volume->z1);
tile->numcomps = volume->numcomps;
/* Modification of the RATE >> */
for (j = 0; j < tcp->numlayers; j++) {
if (tcp->rates[j] <= 1) {
tcp->rates[j] = 0;
} else {
float num = (float)tile->numcomps * (tile->x1 - tile->x0) *
(tile->y1 - tile->y0) * (tile->z1 - tile->z0) * volume->comps[0].prec;
float den = 8.0f * volume->comps[0].dx * volume->comps[0].dy *
volume->comps[0].dz;
den = tcp->rates[j] * den;
tcp->rates[j] = (num + den - 1) / den;
}
/*tcp->rates[j] = tcp->rates[j] ? int_ceildiv(
tile->numcomps * (tile->x1 - tile->x0) * (tile->y1 - tile->y0) * (tile->z1 - tile->z0) * volume->comps[0].prec,
(tcp->rates[j] * 8 * volume->comps[0].dx * volume->comps[0].dy * volume->comps[0].dz)) : 0;*/
if (tcp->rates[j]) {
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 = (opj_tcd_tilecomp_t *) opj_malloc(volume->numcomps * sizeof(
opj_tcd_tilecomp_t));
for (compno = 0; compno < tile->numcomps; compno++) {
opj_tccp_t *tccp = &tcp->tccps[compno];
int res_max;
int prevnumbands = 0;
/* opj_tcd_tilecomp_t *tilec=&tile->comps[compno]; */
tcd->tilec = &tile->comps[compno];
tilec = tcd->tilec;
/* border of each tile component (global) (B.3) */
tilec->x0 = int_ceildiv(tile->x0, volume->comps[compno].dx);
tilec->y0 = int_ceildiv(tile->y0, volume->comps[compno].dy);
tilec->z0 = int_ceildiv(tile->z0, volume->comps[compno].dz);
tilec->x1 = int_ceildiv(tile->x1, volume->comps[compno].dx);
tilec->y1 = int_ceildiv(tile->y1, volume->comps[compno].dy);
tilec->z1 = int_ceildiv(tile->z1, volume->comps[compno].dz);
tilec->data = (int *) opj_malloc((tilec->x1 - tilec->x0) *
(tilec->y1 - tilec->y0) * (tilec->z1 - tilec->z0) * sizeof(int));
res_max = 0;
for (i = 0; i < 3; i++) {
tilec->numresolution[i] = tccp->numresolution[i];
/*Greater of 3 resolutions contains all information*/
res_max = (tilec->numresolution[i] > res_max) ? tilec->numresolution[i] :
res_max;
}
tilec->resolutions = (opj_tcd_resolution_t *) opj_malloc(res_max * sizeof(
opj_tcd_resolution_t));
for (resno = 0; resno < res_max; resno++) {
int pdx, pdy, pdz;
int tlprcxstart, tlprcystart, tlprczstart;
int brprcxend, brprcyend, brprczend;
int tlcbgxstart, tlcbgystart, tlcbgzstart;
int brcbgxend, brcbgyend, brcbgzend;
int cbgwidthexpn, cbgheightexpn, cbglengthexpn;
int cblkwidthexpn, cblkheightexpn, cblklengthexpn;
int diff = tccp->numresolution[0] - tccp->numresolution[2];
int levelnox = tilec->numresolution[0] - 1 - resno;
int levelnoy = tilec->numresolution[1] - 1 - resno;
int levelnoz = tilec->numresolution[2] - 1 - ((resno <= diff) ? 0 :
(resno - diff));
if (levelnoz < 0) {
levelnoz = 0;
}
/* opj_tcd_resolution_t *res=&tilec->resolutions[resno]; */
tcd->res = &tilec->resolutions[resno];
res = tcd->res;
/* border for each resolution level (global) (B.14)*/
res->x0 = int_ceildivpow2(tilec->x0, levelnox);
res->y0 = int_ceildivpow2(tilec->y0, levelnoy);
res->z0 = int_ceildivpow2(tilec->z0, levelnoz);
res->x1 = int_ceildivpow2(tilec->x1, levelnox);
res->y1 = int_ceildivpow2(tilec->y1, levelnoy);
res->z1 = int_ceildivpow2(tilec->z1, levelnoz);
/*if (res->z1 < 0)fprintf(stdout,"Res: %d %d/%d --> %d\n",resno,tilec->z1, levelnoz, int_ceildivpow2(tilec->z1, levelnoz));*/
res->numbands = (resno == 0) ? 1 : (resno <= diff) ? 3 : 7; /* --> 3D */
/* p. 30, table A-13, ISO/IEC IS154444-1 : 2002 */
if (tccp->csty & J3D_CCP_CSTY_PRT) {
pdx = tccp->prctsiz[0][resno];
pdy = tccp->prctsiz[1][resno];
pdz = tccp->prctsiz[2][resno];
} else {
pdx = 15;
pdy = 15;
pdz = 15;
}
/* p. 66, B.16, ISO/IEC IS15444-1 : 2002 */
tlprcxstart = int_floordivpow2(res->x0, pdx) << pdx;
tlprcystart = int_floordivpow2(res->y0, pdy) << pdy;
tlprczstart = int_floordivpow2(res->z0, pdz) << pdz;
brprcxend = int_ceildivpow2(res->x1, pdx) << pdx;
brprcyend = int_ceildivpow2(res->y1, pdy) << pdy;
brprczend = int_ceildivpow2(res->z1, pdz) << pdz;
res->prctno[0] = (brprcxend - tlprcxstart) >> pdx;
res->prctno[1] = (brprcyend - tlprcystart) >> pdy;
res->prctno[2] = (brprczend - tlprczstart) >> pdz;
if (res->prctno[2] == 0) {
res->prctno[2] = 1;
}
/* p. 67, B.17 & B.18, ISO/IEC IS15444-1 : 2002 */
if (resno == 0) {
tlcbgxstart = tlprcxstart;
tlcbgystart = tlprcystart;
tlcbgzstart = tlprczstart;
brcbgxend = brprcxend;
brcbgyend = brprcyend;
brcbgzend = brprczend;
cbgwidthexpn = pdx;
cbgheightexpn = pdy;
cbglengthexpn = pdz;
} else {
tlcbgxstart = int_ceildivpow2(tlprcxstart, 1);
tlcbgystart = int_ceildivpow2(tlprcystart, 1);
tlcbgzstart = int_ceildivpow2(tlprczstart, 1);
brcbgxend = int_ceildivpow2(brprcxend, 1);
brcbgyend = int_ceildivpow2(brprcyend, 1);
brcbgzend = int_ceildivpow2(brprczend, 1);
cbgwidthexpn = pdx - 1;
cbgheightexpn = pdy - 1;
cbglengthexpn = pdz - 1;
}
cblkwidthexpn = int_min(tccp->cblk[0], cbgwidthexpn); /*6*/
cblkheightexpn = int_min(tccp->cblk[1], cbgheightexpn); /*6*/
cblklengthexpn = int_min(tccp->cblk[2], cbglengthexpn); /*6*/
res->bands = (opj_tcd_band_t *) opj_malloc(res->numbands * sizeof(
opj_tcd_band_t));
for (bandno = 0; bandno < res->numbands; bandno++) {
int x0b, y0b, z0b, i;
int gain, numbps;
opj_stepsize_t *ss = NULL;
tcd->band = &res->bands[bandno];
band = tcd->band;
band->bandno = (resno == 0) ? 0 : bandno + 1;
/* Bandno: 0 - LLL 2 - LHL
1 - HLL 3 - HHL
4 - LLH 6 - LHH
5 - HLH 7 - HHH */
x0b = (band->bandno == 1) || (band->bandno == 3) || (band->bandno == 5) ||
(band->bandno == 7) ? 1 : 0;
y0b = (band->bandno == 2) || (band->bandno == 3) || (band->bandno == 6) ||
(band->bandno == 7) ? 1 : 0;
z0b = (band->bandno == 4) || (band->bandno == 5) || (band->bandno == 6) ||
(band->bandno == 7) ? 1 : 0;
/* p. 65, B.15, ISO/IEC IS15444-1 : 2002 */
if (band->bandno == 0) {
/* band border (global) */
band->x0 = int_ceildivpow2(tilec->x0, levelnox);
band->y0 = int_ceildivpow2(tilec->y0, levelnoy);
band->z0 = int_ceildivpow2(tilec->z0, levelnoz);
band->x1 = int_ceildivpow2(tilec->x1, levelnox);
band->y1 = int_ceildivpow2(tilec->y1, levelnoy);
band->z1 = int_ceildivpow2(tilec->z1, levelnoz);
} else {
band->x0 = int_ceildivpow2(tilec->x0 - (1 << levelnox) * x0b, levelnox + 1);
band->y0 = int_ceildivpow2(tilec->y0 - (1 << levelnoy) * y0b, levelnoy + 1);
band->z0 = int_ceildivpow2(tilec->z0 - (1 << levelnoz) * z0b,
(resno <= diff) ? levelnoz : levelnoz + 1);
band->x1 = int_ceildivpow2(tilec->x1 - (1 << levelnox) * x0b, levelnox + 1);
band->y1 = int_ceildivpow2(tilec->y1 - (1 << levelnoy) * y0b, levelnoy + 1);
band->z1 = int_ceildivpow2(tilec->z1 - (1 << levelnoz) * z0b,
(resno <= diff) ? levelnoz : levelnoz + 1);
}
ss = &tccp->stepsizes[(resno == 0) ? 0 : (prevnumbands + bandno + 1)];
if (bandno == (res->numbands - 1)) {
prevnumbands += (resno == 0) ? 0 : res->numbands;
}
gain = dwt_getgain(band->bandno, tccp->reversible);
numbps = volume->comps[compno].prec + gain;
band->stepsize = (float)((1.0 + ss->mant / 2048.0) * pow(2.0,
numbps - ss->expn));
band->numbps = ss->expn + tccp->numgbits - 1; /* WHY -1 ? */
band->precincts = (opj_tcd_precinct_t *) opj_malloc((res->prctno[0] *
res->prctno[1] * res->prctno[2]) * sizeof(opj_tcd_precinct_t));
for (i = 0; i < (res->prctno[0] * res->prctno[1] * res->prctno[2]); i++) {
band->precincts[i].imsbtree = NULL;
band->precincts[i].incltree = NULL;
}
for (precno = 0; precno < (res->prctno[0] * res->prctno[1] * res->prctno[2]);
precno++) {
int tlcblkxstart, tlcblkystart, tlcblkzstart, brcblkxend, brcblkyend,
brcblkzend;
int cbgxstart, cbgystart, cbgzstart, cbgxend, cbgyend, cbgzend;
cbgxstart = tlcbgxstart + (precno % res->prctno[0]) * (1 << cbgwidthexpn);
cbgystart = tlcbgystart + ((precno % (res->prctno[0] * res->prctno[1])) /
res->prctno[0]) * (1 << cbgheightexpn);
cbgzstart = tlcbgzstart + (precno / (res->prctno[0] * res->prctno[1])) *
(1 << cbglengthexpn);
cbgxend = cbgxstart + (1 << cbgwidthexpn);
cbgyend = cbgystart + (1 << cbgheightexpn);
cbgzend = cbgzstart + (1 << cbglengthexpn);
tcd->prc = &band->precincts[precno];
prc = tcd->prc;
/* precinct size (global) */
prc->x0 = int_max(cbgxstart, band->x0);
prc->y0 = int_max(cbgystart, band->y0);
prc->z0 = int_max(cbgzstart, band->z0);
prc->x1 = int_min(cbgxend, band->x1);
prc->y1 = int_min(cbgyend, band->y1);
prc->z1 = int_min(cbgzend, band->z1);
tlcblkxstart = int_floordivpow2(prc->x0, cblkwidthexpn) << cblkwidthexpn;
tlcblkystart = int_floordivpow2(prc->y0, cblkheightexpn) << cblkheightexpn;
tlcblkzstart = int_floordivpow2(prc->z0, cblklengthexpn) << cblklengthexpn;
brcblkxend = int_ceildivpow2(prc->x1, cblkwidthexpn) << cblkwidthexpn;
brcblkyend = int_ceildivpow2(prc->y1, cblkheightexpn) << cblkheightexpn;
brcblkzend = int_ceildivpow2(prc->z1, cblklengthexpn) << cblklengthexpn;
prc->cblkno[0] = (brcblkxend - tlcblkxstart) >> cblkwidthexpn;
prc->cblkno[1] = (brcblkyend - tlcblkystart) >> cblkheightexpn;
prc->cblkno[2] = (brcblkzend - tlcblkzstart) >> cblklengthexpn;
prc->cblkno[2] = (prc->cblkno[2] == 0) ? 1 : prc->cblkno[2];
prc->cblks = (opj_tcd_cblk_t *) opj_malloc((prc->cblkno[0] * prc->cblkno[1] *
prc->cblkno[2]) * sizeof(opj_tcd_cblk_t));
prc->incltree = tgt_create(prc->cblkno[0], prc->cblkno[1], prc->cblkno[2]);
prc->imsbtree = tgt_create(prc->cblkno[0], prc->cblkno[1], prc->cblkno[2]);
/*tgt_tree_dump(stdout,prc->incltree);*/
for (cblkno = 0; cblkno < (prc->cblkno[0] * prc->cblkno[1] * prc->cblkno[2]);
cblkno++) {
int cblkxstart = tlcblkxstart + (cblkno % prc->cblkno[0]) *
(1 << cblkwidthexpn);
int cblkystart = tlcblkystart + ((cblkno % (prc->cblkno[0] * prc->cblkno[1])) /
prc->cblkno[0]) * (1 << cblkheightexpn);
int cblkzstart = tlcblkzstart + (cblkno / (prc->cblkno[0] * prc->cblkno[1])) *
(1 << cblklengthexpn);
int cblkxend = cblkxstart + (1 << cblkwidthexpn);
int cblkyend = cblkystart + (1 << cblkheightexpn);
int cblkzend = cblkzstart + (1 << cblklengthexpn);
int prec = ((tilec->bpp > 16) ? 3 : ((tilec->bpp > 8) ? 2 : 1));
tcd->cblk = &prc->cblks[cblkno];
cblk = tcd->cblk;
/* code-block size (global) */
cblk->x0 = int_max(cblkxstart, prc->x0);
cblk->y0 = int_max(cblkystart, prc->y0);
cblk->z0 = int_max(cblkzstart, prc->z0);
cblk->x1 = int_min(cblkxend, prc->x1);
cblk->y1 = int_min(cblkyend, prc->y1);
cblk->z1 = int_min(cblkzend, prc->z1);
}
}
}
}
}
/*tcd_dump(stdout, tcd, tcd->tcd_volume);*/
}
void tcd_init_encode(opj_tcd_t *tcd, opj_volume_t * volume, opj_cp_t * cp,
int curtileno)
{
int compno, resno, bandno, precno, cblkno;
int j, p, q, r;
opj_tcd_tile_t *tile = NULL; /* pointer to tcd->tile */
opj_tcd_tilecomp_t *tilec = NULL; /* pointer to tcd->tilec */
opj_tcd_resolution_t *res = NULL; /* pointer to tcd->res */
opj_tcd_band_t *band = NULL; /* pointer to tcd->band */
opj_tcd_precinct_t *prc = NULL; /* pointer to tcd->prc */
opj_tcd_cblk_t *cblk = NULL; /* pointer to tcd->cblk */
opj_tcp_t *tcp = &cp->tcps[curtileno];
tcd->tile = tcd->tcd_volume->tiles;
tile = tcd->tile;
/* p61 ISO/IEC IS15444-1 : 2002 */
/* curtileno --> raster scanned index of tiles */
/* p,q,r --> matricial index of tiles */
p = curtileno % cp->tw;
q = curtileno / cp->tw;
r = curtileno / (cp->tw * cp->th); /* extension to 3-D */
/* 4 borders of the tile rescale on the volume if necessary (B.3)*/
tile->x0 = int_max(cp->tx0 + p * cp->tdx, volume->x0);
tile->y0 = int_max(cp->ty0 + q * cp->tdy, volume->y0);
tile->z0 = int_max(cp->tz0 + r * cp->tdz, volume->z0);
tile->x1 = int_min(cp->tx0 + (p + 1) * cp->tdx, volume->x1);
tile->y1 = int_min(cp->ty0 + (q + 1) * cp->tdy, volume->y1);
tile->z1 = int_min(cp->tz0 + (r + 1) * cp->tdz, volume->z1);
tile->numcomps = volume->numcomps;
/* Modification of the RATE >> */
for (j = 0; j < tcp->numlayers; j++) {
if (tcp->rates[j] <= 1) {
tcp->rates[j] = 0;
} else {
float num = (float)tile->numcomps * (tile->x1 - tile->x0) *
(tile->y1 - tile->y0) * (tile->z1 - tile->z0) * volume->comps[0].prec;
float den = 8.0f * volume->comps[0].dx * volume->comps[0].dy *
volume->comps[0].dz;
den = tcp->rates[j] * den;
tcp->rates[j] = (num + den - 1) / den;
}
/*tcp->rates[j] = tcp->rates[j] ? int_ceildiv(
tile->numcomps * (tile->x1 - tile->x0) * (tile->y1 - tile->y0) * (tile->z1 - tile->z0) * volume->comps[0].prec,
(tcp->rates[j] * 8 * volume->comps[0].dx * volume->comps[0].dy * volume->comps[0].dz)) : 0;*/
if (tcp->rates[j]) {
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 */
for (compno = 0; compno < tile->numcomps; compno++) {
opj_tccp_t *tccp = &tcp->tccps[compno];
int res_max, i;
int prevnumbands = 0;
/* opj_tcd_tilecomp_t *tilec=&tile->comps[compno]; */
tcd->tilec = &tile->comps[compno];
tilec = tcd->tilec;
/* border of each tile component (global) (B.3) */
tilec->x0 = int_ceildiv(tile->x0, volume->comps[compno].dx);
tilec->y0 = int_ceildiv(tile->y0, volume->comps[compno].dy);
tilec->z0 = int_ceildiv(tile->z0, volume->comps[compno].dz);
tilec->x1 = int_ceildiv(tile->x1, volume->comps[compno].dx);
tilec->y1 = int_ceildiv(tile->y1, volume->comps[compno].dy);
tilec->z1 = int_ceildiv(tile->z1, volume->comps[compno].dz);
tilec->data = (int *) opj_malloc((tilec->x1 - tilec->x0) *
(tilec->y1 - tilec->y0) * (tilec->z1 - tilec->z0) * sizeof(int));
res_max = 0;
for (i = 0; i < 3; i++) {
tilec->numresolution[i] = tccp->numresolution[i];
/*Greater of 3 resolutions contains all information*/
res_max = (tilec->numresolution[i] > res_max) ? tilec->numresolution[i] :
res_max;
}
tilec->resolutions = (opj_tcd_resolution_t *) opj_malloc(res_max * sizeof(
opj_tcd_resolution_t));
for (resno = 0; resno < res_max; resno++) {
int pdx, pdy, pdz;
int tlprcxstart, tlprcystart, tlprczstart, brprcxend, brprcyend, brprczend;
int tlcbgxstart, tlcbgystart, tlcbgzstart, brcbgxend, brcbgyend, brcbgzend;
int cbgwidthexpn, cbgheightexpn, cbglengthexpn;
int cblkwidthexpn, cblkheightexpn, cblklengthexpn;
int levelnox = tilec->numresolution[0] - 1 - resno;
int levelnoy = tilec->numresolution[1] - 1 - resno;
int diff = tccp->numresolution[0] - tccp->numresolution[2];
int levelnoz = tilec->numresolution[2] - 1 - ((resno <= diff) ? 0 :
(resno - diff));
if (levelnoz < 0) {
levelnoz = 0;
}
tcd->res = &tilec->resolutions[resno];
res = tcd->res;
/* border for each resolution level (global) (B.14)*/
res->x0 = int_ceildivpow2(tilec->x0, levelnox);
res->y0 = int_ceildivpow2(tilec->y0, levelnoy);
res->z0 = int_ceildivpow2(tilec->z0, levelnoz);
res->x1 = int_ceildivpow2(tilec->x1, levelnox);
res->y1 = int_ceildivpow2(tilec->y1, levelnoy);
res->z1 = int_ceildivpow2(tilec->z1, levelnoz);
/* res->numbands = resno == 0 ? 1 : 3; *//* --> 2D */
res->numbands = (resno == 0) ? 1 : (resno <= diff) ? 3 : 7; /* --> 3D */
/* p. 30, table A-13, ISO/IEC IS154444-1 : 2002 */
if (tccp->csty & J3D_CCP_CSTY_PRT) {
pdx = tccp->prctsiz[0][resno];
pdy = tccp->prctsiz[1][resno];
pdz = tccp->prctsiz[2][resno];
} else {
pdx = 15;
pdy = 15;
pdz = 15;
}
/* p. 66, B.16, ISO/IEC IS15444-1 : 2002 */
tlprcxstart = int_floordivpow2(res->x0, pdx) << pdx;
tlprcystart = int_floordivpow2(res->y0, pdy) << pdy;
tlprczstart = int_floordivpow2(res->z0, pdz) << pdz;
brprcxend = int_ceildivpow2(res->x1, pdx) << pdx;
brprcyend = int_ceildivpow2(res->y1, pdy) << pdy;
brprczend = int_ceildivpow2(res->z1, pdz) << pdz;
res->prctno[0] = (brprcxend - tlprcxstart) >> pdx;
res->prctno[1] = (brprcyend - tlprcystart) >> pdy;
res->prctno[2] = (brprczend - tlprczstart) >> pdz;
if (res->prctno[2] == 0) {
res->prctno[2] = 1;
}
/* p. 67, B.17 & B.18, ISO/IEC IS15444-1 : 2002 */
if (resno == 0) {
tlcbgxstart = tlprcxstart;
tlcbgystart = tlprcystart;
tlcbgzstart = tlprczstart;
brcbgxend = brprcxend;
brcbgyend = brprcyend;
brcbgzend = brprczend;
cbgwidthexpn = pdx;
cbgheightexpn = pdy;
cbglengthexpn = pdz;
} else {
tlcbgxstart = int_ceildivpow2(tlprcxstart, 1);
tlcbgystart = int_ceildivpow2(tlprcystart, 1);
tlcbgzstart = int_ceildivpow2(tlprczstart, 1);
brcbgxend = int_ceildivpow2(brprcxend, 1);
brcbgyend = int_ceildivpow2(brprcyend, 1);
brcbgzend = int_ceildivpow2(brprczend, 1);
cbgwidthexpn = pdx - 1;
cbgheightexpn = pdy - 1;
cbglengthexpn = pdz - 1;
}
cblkwidthexpn = int_min(tccp->cblk[0], cbgwidthexpn);
cblkheightexpn = int_min(tccp->cblk[1], cbgheightexpn);
cblklengthexpn = int_min(tccp->cblk[2], cbglengthexpn);
res->bands = (opj_tcd_band_t *) opj_malloc(res->numbands * sizeof(
opj_tcd_band_t));
for (bandno = 0; bandno < res->numbands; bandno++) {
int x0b, y0b, z0b;
int gain, numbps;
opj_stepsize_t *ss = NULL;
tcd->band = &res->bands[bandno];
band = tcd->band;
band->bandno = resno == 0 ? 0 : bandno + 1;
/* Bandno: 0 - LLL 2 - LHL
1 - HLL 3 - HHL
4 - LLH 6 - LHH
5 - HLH 7 - HHH */
x0b = (band->bandno == 1) || (band->bandno == 3) || (band->bandno == 5) ||
(band->bandno == 7) ? 1 : 0;
y0b = (band->bandno == 2) || (band->bandno == 3) || (band->bandno == 6) ||
(band->bandno == 7) ? 1 : 0;
z0b = (band->bandno == 4) || (band->bandno == 5) || (band->bandno == 6) ||
(band->bandno == 7) ? 1 : 0;
/* p. 65, B.15, ISO/IEC IS15444-1 : 2002 */
if (band->bandno == 0) {
/* band border (global) */
band->x0 = int_ceildivpow2(tilec->x0, levelnox);
band->y0 = int_ceildivpow2(tilec->y0, levelnoy);
band->z0 = int_ceildivpow2(tilec->z0, levelnoz);
band->x1 = int_ceildivpow2(tilec->x1, levelnox);
band->y1 = int_ceildivpow2(tilec->y1, levelnoy);
band->z1 = int_ceildivpow2(tilec->z1, levelnoz);
} else {
band->x0 = int_ceildivpow2(tilec->x0 - (1 << levelnox) * x0b, levelnox + 1);
band->y0 = int_ceildivpow2(tilec->y0 - (1 << levelnoy) * y0b, levelnoy + 1);
band->z0 = int_ceildivpow2(tilec->z0 - (1 << levelnoz) * z0b,
(resno <= diff) ? levelnoz : levelnoz + 1);
band->x1 = int_ceildivpow2(tilec->x1 - (1 << levelnox) * x0b, levelnox + 1);
band->y1 = int_ceildivpow2(tilec->y1 - (1 << levelnoy) * y0b, levelnoy + 1);
band->z1 = int_ceildivpow2(tilec->z1 - (1 << levelnoz) * z0b,
(resno <= diff) ? levelnoz : levelnoz + 1);
}
ss = &tccp->stepsizes[(resno == 0) ? 0 : (prevnumbands + bandno + 1)];
if (bandno == (res->numbands - 1)) {
prevnumbands += (resno == 0) ? 0 : res->numbands;
}
gain = dwt_getgain(band->bandno, tccp->reversible);
numbps = volume->comps[compno].prec + gain;
band->stepsize = (float)((1.0 + ss->mant / 2048.0) * pow(2.0,
numbps - ss->expn));
band->numbps = ss->expn + tccp->numgbits - 1; /* WHY -1 ? */
for (precno = 0; precno < res->prctno[0] * res->prctno[1] * res->prctno[2];
precno++) {
int tlcblkxstart, tlcblkystart, tlcblkzstart, brcblkxend, brcblkyend,
brcblkzend;
int cbgxstart = tlcbgxstart + (precno % res->prctno[0]) * (1 << cbgwidthexpn);
int cbgystart = tlcbgystart + ((precno / (res->prctno[0] * res->prctno[1])) /
res->prctno[0]) * (1 << cbgheightexpn);
int cbgzstart = tlcbgzstart + (precno / (res->prctno[0] * res->prctno[1])) *
(1 << cbglengthexpn);
int cbgxend = cbgxstart + (1 << cbgwidthexpn);
int cbgyend = cbgystart + (1 << cbgheightexpn);
int cbgzend = cbgzstart + (1 << cbglengthexpn);
/* opj_tcd_precinct_t *prc=&band->precincts[precno]; */
tcd->prc = &band->precincts[precno];
prc = tcd->prc;
/* precinct size (global) */
prc->x0 = int_max(cbgxstart, band->x0);
prc->y0 = int_max(cbgystart, band->y0);
prc->z0 = int_max(cbgzstart, band->z0);
prc->x1 = int_min(cbgxend, band->x1);
prc->y1 = int_min(cbgyend, band->y1);
prc->z1 = int_min(cbgzend, band->z1);
tlcblkxstart = int_floordivpow2(prc->x0, cblkwidthexpn) << cblkwidthexpn;
tlcblkystart = int_floordivpow2(prc->y0, cblkheightexpn) << cblkheightexpn;
tlcblkzstart = int_floordivpow2(prc->z0, cblklengthexpn) << cblklengthexpn;
brcblkxend = int_ceildivpow2(prc->x1, cblkwidthexpn) << cblkwidthexpn;
brcblkyend = int_ceildivpow2(prc->y1, cblkheightexpn) << cblkheightexpn;
brcblkzend = int_ceildivpow2(prc->z1, cblklengthexpn) << cblklengthexpn;
prc->cblkno[0] = (brcblkxend - tlcblkxstart) >> cblkwidthexpn;
prc->cblkno[1] = (brcblkyend - tlcblkystart) >> cblkheightexpn;
prc->cblkno[2] = (brcblkzend - tlcblkzstart) >> cblklengthexpn;
prc->cblkno[2] = (prc->cblkno[2] == 0) ? 1 : prc->cblkno[2];
opj_free(prc->cblks);
prc->cblks = (opj_tcd_cblk_t *) opj_malloc((prc->cblkno[0] * prc->cblkno[1] *
prc->cblkno[2]) * sizeof(opj_tcd_cblk_t));
prc->incltree = tgt_create(prc->cblkno[0], prc->cblkno[1], prc->cblkno[2]);
prc->imsbtree = tgt_create(prc->cblkno[0], prc->cblkno[1], prc->cblkno[2]);
for (cblkno = 0; cblkno < (prc->cblkno[0] * prc->cblkno[1] * prc->cblkno[2]);
cblkno++) {
int cblkxstart = tlcblkxstart + (cblkno % prc->cblkno[0]) *
(1 << cblkwidthexpn);
int cblkystart = tlcblkystart + ((cblkno % (prc->cblkno[0] * prc->cblkno[1])) /
prc->cblkno[0]) * (1 << cblkheightexpn);
int cblkzstart = tlcblkzstart + (cblkno / (prc->cblkno[0] * prc->cblkno[1])) *
(1 << cblklengthexpn);
int cblkxend = cblkxstart + (1 << cblkwidthexpn);
int cblkyend = cblkystart + (1 << cblkheightexpn);
int cblkzend = cblkzstart + (1 << cblklengthexpn);
int prec = ((tilec->bpp > 16) ? 3 : ((tilec->bpp > 8) ? 2 : 1));
tcd->cblk = &prc->cblks[cblkno];
cblk = tcd->cblk;
/* code-block size (global) */
cblk->x0 = int_max(cblkxstart, prc->x0);
cblk->y0 = int_max(cblkystart, prc->y0);
cblk->z0 = int_max(cblkzstart, prc->z0);
cblk->x1 = int_min(cblkxend, prc->x1);
cblk->y1 = int_min(cblkyend, prc->y1);
cblk->z1 = int_min(cblkzend, prc->z1);
}
} /* precno */
} /* bandno */
} /* resno */
} /* compno */
/*tcd_dump(stdout, tcd, tcd->tcd_volume);*/
}
void tcd_free_encode(opj_tcd_t *tcd)
{
int tileno, compno, resno, bandno, precno;
opj_tcd_tile_t *tile = NULL; /* pointer to tcd->tile */
/* opj_tcd_slice_t *slice = NULL; */ /* pointer to tcd->slice */
opj_tcd_tilecomp_t *tilec = NULL; /* pointer to tcd->tilec */
opj_tcd_resolution_t *res = NULL; /* pointer to tcd->res */
opj_tcd_band_t *band = NULL; /* pointer to tcd->band */
opj_tcd_precinct_t *prc = NULL; /* pointer to tcd->prc */
for (tileno = 0; tileno < 1; tileno++) {
tcd->tile = tcd->tcd_volume->tiles;
tile = tcd->tile;
for (compno = 0; compno < tile->numcomps; compno++) {
tcd->tilec = &tile->comps[compno];
tilec = tcd->tilec;
for (resno = 0; resno < tilec->numresolution[0]; resno++) {
tcd->res = &tilec->resolutions[resno];
res = tcd->res;
for (bandno = 0; bandno < res->numbands; bandno++) {
tcd->band = &res->bands[bandno];
band = tcd->band;
for (precno = 0; precno < res->prctno[0] * res->prctno[1] * res->prctno[2];
precno++) {
tcd->prc = &band->precincts[precno];
prc = tcd->prc;
if (prc->incltree != NULL) {
tgt_destroy(prc->incltree);
prc->incltree = NULL;
}
if (prc->imsbtree != NULL) {
tgt_destroy(prc->imsbtree);
prc->imsbtree = NULL;
}
opj_free(prc->cblks);
prc->cblks = NULL;
} /* for (precno */
opj_free(band->precincts);
band->precincts = NULL;
} /* for (bandno */
} /* for (resno */
opj_free(tilec->resolutions);
tilec->resolutions = NULL;
} /* for (compno */
opj_free(tile->comps);
tile->comps = NULL;
} /* for (tileno */
opj_free(tcd->tcd_volume->tiles);
tcd->tcd_volume->tiles = NULL;
}
/* ----------------------------------------------------------------------- */
void tcd_malloc_decode(opj_tcd_t *tcd, opj_volume_t * volume, opj_cp_t * cp)
{
int tileno, compno, resno, bandno, precno, cblkno, res_max,
i, j, p, q, r;
unsigned int x0 = 0, y0 = 0, z0 = 0,
x1 = 0, y1 = 0, z1 = 0,
w, h, l;
tcd->volume = volume;
tcd->cp = cp;
tcd->tcd_volume->tw = cp->tw;
tcd->tcd_volume->th = cp->th;
tcd->tcd_volume->tl = cp->tl;
tcd->tcd_volume->tiles = (opj_tcd_tile_t *) opj_malloc(cp->tw * cp->th * cp->tl
* sizeof(opj_tcd_tile_t));
for (i = 0; i < cp->tileno_size; i++) {
opj_tcp_t *tcp = &(cp->tcps[cp->tileno[i]]);
opj_tcd_tile_t *tile = &(tcd->tcd_volume->tiles[cp->tileno[i]]);
/* p61 ISO/IEC IS15444-1 : 2002 */
/* curtileno --> raster scanned index of tiles */
/* p,q,r --> matricial index of tiles */
tileno = cp->tileno[i];
p = tileno % cp->tw;
q = tileno / cp->tw;
r = tileno / (cp->tw * cp->th); /* extension to 3-D */
/* 4 borders of the tile rescale on the volume if necessary (B.3)*/
tile->x0 = int_max(cp->tx0 + p * cp->tdx, volume->x0);
tile->y0 = int_max(cp->ty0 + q * cp->tdy, volume->y0);
tile->z0 = int_max(cp->tz0 + r * cp->tdz, volume->z0);
tile->x1 = int_min(cp->tx0 + (p + 1) * cp->tdx, volume->x1);
tile->y1 = int_min(cp->ty0 + (q + 1) * cp->tdy, volume->y1);
tile->z1 = int_min(cp->tz0 + (r + 1) * cp->tdz, volume->z1);
tile->numcomps = volume->numcomps;
tile->comps = (opj_tcd_tilecomp_t *) opj_malloc(volume->numcomps * sizeof(
opj_tcd_tilecomp_t));
for (compno = 0; compno < tile->numcomps; compno++) {
opj_tccp_t *tccp = &tcp->tccps[compno];
opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
int prevnumbands = 0;
/* border of each tile component (global) */
tilec->x0 = int_ceildiv(tile->x0, volume->comps[compno].dx);
tilec->y0 = int_ceildiv(tile->y0, volume->comps[compno].dy);
tilec->z0 = int_ceildiv(tile->z0, volume->comps[compno].dz);
tilec->x1 = int_ceildiv(tile->x1, volume->comps[compno].dx);
tilec->y1 = int_ceildiv(tile->y1, volume->comps[compno].dy);
tilec->z1 = int_ceildiv(tile->z1, volume->comps[compno].dz);
tilec->data = (int *) opj_malloc((tilec->x1 - tilec->x0) *
(tilec->y1 - tilec->y0) * (tilec->z1 - tilec->z0) * sizeof(int));
res_max = 0;
for (i = 0; i < 3; i++) {
tilec->numresolution[i] = tccp->numresolution[i];
/*Greater of 3 resolutions contains all information*/
res_max = (tilec->numresolution[i] > res_max) ? tilec->numresolution[i] :
res_max;
}
tilec->resolutions = (opj_tcd_resolution_t *) opj_malloc(res_max * sizeof(
opj_tcd_resolution_t));
for (resno = 0; resno < res_max; resno++) {
opj_tcd_resolution_t *res = &tilec->resolutions[resno];
int pdx, pdy, pdz;
int tlprcxstart, tlprcystart, tlprczstart, brprcxend, brprcyend, brprczend;
int tlcbgxstart, tlcbgystart, tlcbgzstart, brcbgxend, brcbgyend, brcbgzend;
int cbgwidthexpn, cbgheightexpn, cbglengthexpn;
int cblkwidthexpn, cblkheightexpn, cblklengthexpn;
int levelnox = tilec->numresolution[0] - 1 - resno;
int levelnoy = tilec->numresolution[1] - 1 - resno;
int diff = tccp->numresolution[0] - tccp->numresolution[2];
int levelnoz = tilec->numresolution[2] - 1 - ((resno <= diff) ? 0 :
(resno - diff));
if (levelnoz < 0) {
levelnoz = 0;
}
/* border for each resolution level (global) */
res->x0 = int_ceildivpow2(tilec->x0, levelnox);
res->y0 = int_ceildivpow2(tilec->y0, levelnoy);
res->z0 = int_ceildivpow2(tilec->z0, levelnoz);
res->x1 = int_ceildivpow2(tilec->x1, levelnox);
res->y1 = int_ceildivpow2(tilec->y1, levelnoy);
res->z1 = int_ceildivpow2(tilec->z1, levelnoz);
res->numbands = (resno == 0) ? 1 : (resno <= diff) ? 3 : 7; /* --> 3D */
/* p. 30, table A-13, ISO/IEC IS154444-1 : 2002 */
if (tccp->csty & J3D_CCP_CSTY_PRT) {
pdx = tccp->prctsiz[0][resno];
pdy = tccp->prctsiz[1][resno];
pdz = tccp->prctsiz[2][resno];
} else {
pdx = 15;
pdy = 15;
pdz = 15;
}
/* p. 66, B.16, ISO/IEC IS15444-1 : 2002 */
tlprcxstart = int_floordivpow2(res->x0, pdx) << pdx;
tlprcystart = int_floordivpow2(res->y0, pdy) << pdy;
tlprczstart = int_floordivpow2(res->z0, pdz) << pdz;
brprcxend = int_ceildivpow2(res->x1, pdx) << pdx;
brprcyend = int_ceildivpow2(res->y1, pdy) << pdy;
brprczend = int_ceildivpow2(res->z1, pdz) << pdz;
res->prctno[0] = (brprcxend - tlprcxstart) >> pdx;
res->prctno[1] = (brprcyend - tlprcystart) >> pdy;
res->prctno[2] = (brprczend - tlprczstart) >> pdz;
/* p. 67, B.17 & B.18, ISO/IEC IS15444-1 : 2002 */
if (resno == 0) {
tlcbgxstart = tlprcxstart;/*0*/
tlcbgystart = tlprcystart;
tlcbgzstart = tlprczstart;
brcbgxend = brprcxend;/*1*/
brcbgyend = brprcyend;
brcbgzend = brprczend;
cbgwidthexpn = pdx; /*15*/
cbgheightexpn = pdy;
cbglengthexpn = pdz;
} else {
tlcbgxstart = int_ceildivpow2(tlprcxstart, 1);
tlcbgystart = int_ceildivpow2(tlprcystart, 1);
tlcbgzstart = int_ceildivpow2(tlprczstart, 1);
brcbgxend = int_ceildivpow2(brprcxend, 1);
brcbgyend = int_ceildivpow2(brprcyend, 1);
brcbgzend = int_ceildivpow2(brprczend, 1);
cbgwidthexpn = pdx - 1;
cbgheightexpn = pdy - 1;
cbglengthexpn = pdz - 1;
}
cblkwidthexpn = int_min(tccp->cblk[0], cbgwidthexpn); /*6*/
cblkheightexpn = int_min(tccp->cblk[1], cbgheightexpn); /*6*/
cblklengthexpn = int_min(tccp->cblk[2], cbglengthexpn); /*6*/
res->bands = (opj_tcd_band_t *) opj_malloc(res->numbands * sizeof(
opj_tcd_band_t));
for (bandno = 0; bandno < res->numbands; bandno++) {
int x0b, y0b, z0b;
int gain, numbps;
opj_stepsize_t *ss = NULL;
opj_tcd_band_t *band = &res->bands[bandno];
band->bandno = resno == 0 ? 0 : bandno + 1;
/* Bandno: 0 - LLL 2 - LHL
1 - HLL 3 - HHL
4 - LLH 6 - LHH
5 - HLH 7 - HHH */
x0b = (band->bandno == 1) || (band->bandno == 3) || (band->bandno == 5) ||
(band->bandno == 7) ? 1 : 0;
y0b = (band->bandno == 2) || (band->bandno == 3) || (band->bandno == 6) ||
(band->bandno == 7) ? 1 : 0;
z0b = (band->bandno == 4) || (band->bandno == 5) || (band->bandno == 6) ||
(band->bandno == 7) ? 1 : 0;
/* p. 65, B.15, ISO/IEC IS15444-1 : 2002 */
if (band->bandno == 0) {
/* band border (global) */
band->x0 = int_ceildivpow2(tilec->x0, levelnox);
band->y0 = int_ceildivpow2(tilec->y0, levelnoy);
band->z0 = int_ceildivpow2(tilec->z0, levelnoz);
band->x1 = int_ceildivpow2(tilec->x1, levelnox);
band->y1 = int_ceildivpow2(tilec->y1, levelnoy);
band->z1 = int_ceildivpow2(tilec->z1, levelnoz);
} else {
band->x0 = int_ceildivpow2(tilec->x0 - (1 << levelnox) * x0b, levelnox + 1);
band->y0 = int_ceildivpow2(tilec->y0 - (1 << levelnoy) * y0b, levelnoy + 1);
band->z0 = int_ceildivpow2(tilec->z0 - (1 << levelnoz) * z0b,
(resno <= diff) ? levelnoz : levelnoz + 1);
band->x1 = int_ceildivpow2(tilec->x1 - (1 << levelnox) * x0b, levelnox + 1);
band->y1 = int_ceildivpow2(tilec->y1 - (1 << levelnoy) * y0b, levelnoy + 1);
band->z1 = int_ceildivpow2(tilec->z1 - (1 << levelnoz) * z0b,
(resno <= diff) ? levelnoz : levelnoz + 1);
}
ss = &tccp->stepsizes[(resno == 0) ? 0 : (prevnumbands + bandno + 1)];
if (bandno == (res->numbands - 1)) {
prevnumbands += (resno == 0) ? 0 : res->numbands;
}
gain = dwt_getgain(band->bandno, tccp->reversible);
numbps = volume->comps[compno].prec + gain;
band->stepsize = (float)((1.0 + ss->mant / 2048.0) * pow(2.0,
numbps - ss->expn));
band->numbps = ss->expn + tccp->numgbits - 1; /* WHY -1 ? */
band->precincts = (opj_tcd_precinct_t *) opj_malloc(res->prctno[0] *
res->prctno[1] * res->prctno[2] * sizeof(opj_tcd_precinct_t));
for (precno = 0; precno < res->prctno[0] * res->prctno[1] * res->prctno[2];
precno++) {
int tlcblkxstart, tlcblkystart, tlcblkzstart, brcblkxend, brcblkyend,
brcblkzend;
int cbgxstart = tlcbgxstart + (precno % res->prctno[0]) * (1 << cbgwidthexpn);
int cbgystart = tlcbgystart + (precno / res->prctno[0]) * (1 << cbgheightexpn);
int cbgzstart = tlcbgzstart + (precno / (res->prctno[0] * res->prctno[1])) *
(1 << cbglengthexpn);
int cbgxend = cbgxstart + (1 << cbgwidthexpn);
int cbgyend = cbgystart + (1 << cbgheightexpn);
int cbgzend = cbgzstart + (1 << cbglengthexpn);
opj_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->z0 = int_max(cbgzstart, band->z0);
prc->x1 = int_min(cbgxend, band->x1);
prc->y1 = int_min(cbgyend, band->y1);
prc->z1 = int_min(cbgzend, band->z1);
tlcblkxstart = int_floordivpow2(prc->x0, cblkwidthexpn) << cblkwidthexpn;
tlcblkystart = int_floordivpow2(prc->y0, cblkheightexpn) << cblkheightexpn;
tlcblkzstart = int_floordivpow2(prc->z0, cblklengthexpn) << cblklengthexpn;
brcblkxend = int_ceildivpow2(prc->x1, cblkwidthexpn) << cblkwidthexpn;
brcblkyend = int_ceildivpow2(prc->y1, cblkheightexpn) << cblkheightexpn;
brcblkzend = int_ceildivpow2(prc->z1, cblklengthexpn) << cblklengthexpn;
prc->cblkno[0] = (brcblkxend - tlcblkxstart) >> cblkwidthexpn;
prc->cblkno[1] = (brcblkyend - tlcblkystart) >> cblkheightexpn;
prc->cblkno[2] = (brcblkzend - tlcblkzstart) >> cblklengthexpn;
prc->cblkno[2] = (prc->cblkno[2] == 0) ? 1 : prc->cblkno[2];
prc->cblks = (opj_tcd_cblk_t *) opj_malloc((prc->cblkno[0] * prc->cblkno[1] *
prc->cblkno[2]) * sizeof(opj_tcd_cblk_t));
prc->incltree = tgt_create(prc->cblkno[0], prc->cblkno[1], prc->cblkno[2]);
prc->imsbtree = tgt_create(prc->cblkno[0], prc->cblkno[1], prc->cblkno[2]);
for (cblkno = 0; cblkno < prc->cblkno[0] * prc->cblkno[1] * prc->cblkno[2];
cblkno++) {
int cblkxstart = tlcblkxstart + (cblkno % prc->cblkno[0]) *
(1 << cblkwidthexpn);
int cblkystart = tlcblkystart + ((cblkno % (prc->cblkno[0] * prc->cblkno[1])) /
prc->cblkno[0]) * (1 << cblkheightexpn);
int cblkzstart = tlcblkzstart + (cblkno / (prc->cblkno[0] * prc->cblkno[1])) *
(1 << cblklengthexpn);
int cblkxend = cblkxstart + (1 << cblkwidthexpn);
int cblkyend = cblkystart + (1 << cblkheightexpn);
int cblkzend = cblkzstart + (1 << cblklengthexpn);
int prec = ((tilec->bpp > 16) ? 3 : ((tilec->bpp > 8) ? 2 : 1));
/* code-block size (global) */
opj_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->z0 = int_max(cblkzstart, prc->z0);
cblk->x1 = int_min(cblkxend, prc->x1);
cblk->y1 = int_min(cblkyend, prc->y1);
cblk->z1 = int_min(cblkzend, prc->z1);
}
} /* precno */
} /* bandno */
} /* resno */
} /* compno */
} /* i = 0..cp->tileno_size */
/*tcd_dump(stdout, tcd, tcd->tcd_volume);*/
/*
Allocate place to store the decoded data = final volume
Place limited by the tile really present in the codestream
*/
for (i = 0; i < volume->numcomps; i++) {
for (j = 0; j < cp->tileno_size; j++) {
tileno = cp->tileno[j];
x0 = (j == 0) ? tcd->tcd_volume->tiles[tileno].comps[i].x0 : int_min(x0,
(unsigned int) tcd->tcd_volume->tiles[tileno].comps[i].x0);
y0 = (j == 0) ? tcd->tcd_volume->tiles[tileno].comps[i].y0 : int_min(y0,
(unsigned int) tcd->tcd_volume->tiles[tileno].comps[i].y0);
z0 = (j == 0) ? tcd->tcd_volume->tiles[tileno].comps[i].z0 : int_min(z0,
(unsigned int) tcd->tcd_volume->tiles[tileno].comps[i].z0);
x1 = (j == 0) ? tcd->tcd_volume->tiles[tileno].comps[i].x1 : int_max(x1,
(unsigned int) tcd->tcd_volume->tiles[tileno].comps[i].x1);
y1 = (j == 0) ? tcd->tcd_volume->tiles[tileno].comps[i].y1 : int_max(y1,
(unsigned int) tcd->tcd_volume->tiles[tileno].comps[i].y1);
z1 = (j == 0) ? tcd->tcd_volume->tiles[tileno].comps[i].z1 : int_max(z1,
(unsigned int) tcd->tcd_volume->tiles[tileno].comps[i].z1);
}
w = x1 - x0;
h = y1 - y0;
l = z1 - z0;
volume->comps[i].data = (int *) opj_malloc(w * h * l * sizeof(int));
volume->comps[i].w = w;
volume->comps[i].h = h;
volume->comps[i].l = l;
volume->comps[i].x0 = x0;
volume->comps[i].y0 = y0;
volume->comps[i].z0 = z0;
volume->comps[i].bigendian = cp->bigendian;
}
}
void tcd_free_decode(opj_tcd_t *tcd)
{
int tileno, compno, resno, bandno, precno;
opj_tcd_volume_t *tcd_volume = tcd->tcd_volume;
for (tileno = 0; tileno < tcd_volume->tw * tcd_volume->th * tcd_volume->tl;
tileno++) {
opj_tcd_tile_t *tile = &tcd_volume->tiles[tileno];
for (compno = 0; compno < tile->numcomps; compno++) {
opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
for (resno = 0; resno < tilec->numresolution[0]; resno++) {
opj_tcd_resolution_t *res = &tilec->resolutions[resno];
for (bandno = 0; bandno < res->numbands; bandno++) {
opj_tcd_band_t *band = &res->bands[bandno];
for (precno = 0; precno < res->prctno[1] * res->prctno[0] * res->prctno[2];
precno++) {
opj_tcd_precinct_t *prec = &band->precincts[precno];
if (prec->cblks != NULL) {
opj_free(prec->cblks);
}
if (prec->imsbtree != NULL) {
tgt_destroy(prec->imsbtree);
}
if (prec->incltree != NULL) {
tgt_destroy(prec->incltree);
}
/*for (treeno = 0; treeno < prec->numtrees; treeno++){
if (prec->imsbtree[treeno] != NULL) tgt_destroy(prec->imsbtree[treeno]);
if (prec->incltree[treeno] != NULL) tgt_destroy(prec->incltree[treeno]);
}*/
}
if (band->precincts != NULL) {
opj_free(band->precincts);
}
}
}
if (tilec->resolutions != NULL) {
opj_free(tilec->resolutions);
}
}
if (tile->comps != NULL) {
opj_free(tile->comps);
}
}
if (tcd_volume->tiles != NULL) {
opj_free(tcd_volume->tiles);
}
}
/* ----------------------------------------------------------------------- */
void tcd_makelayer_fixed(opj_tcd_t *tcd, int layno, int final)
{
int compno, resno, bandno, precno, cblkno;
int value; /*, matrice[tcd_tcp->numlayers][tcd_tile->comps[0].numresolution[0]][3]; */
int matrice[10][10][3];
int i, j, k;
opj_cp_t *cp = tcd->cp;
opj_tcd_tile_t *tcd_tile = tcd->tcd_tile;
opj_tcp_t *tcd_tcp = tcd->tcp;
/*matrice=(int*)opj_malloc(tcd_tcp->numlayers*tcd_tile->comps[0].numresolution[0]*3*sizeof(int)); */
for (compno = 0; compno < tcd_tile->numcomps; compno++) {
opj_tcd_tilecomp_t *tilec = &tcd_tile->comps[compno];
for (i = 0; i < tcd_tcp->numlayers; i++) {
for (j = 0; j < tilec->numresolution[0]; j++) {
for (k = 0; k < 3; k++) {
matrice[i][j][k] =
(int)(cp->matrice[i * tilec->numresolution[0] * 3 + j * 3 + k]
* (float)(tcd->volume->comps[compno].prec / 16.0));
}
}
}
for (resno = 0; resno < tilec->numresolution[0]; resno++) {
opj_tcd_resolution_t *res = &tilec->resolutions[resno];
for (bandno = 0; bandno < res->numbands; bandno++) {
opj_tcd_band_t *band = &res->bands[bandno];
for (precno = 0; precno < res->prctno[0] * res->prctno[1] * res->prctno[2];
precno++) {
opj_tcd_precinct_t *prc = &band->precincts[precno];
for (cblkno = 0; cblkno < prc->cblkno[0] * prc->cblkno[1] * prc->cblkno[2];
cblkno++) {
opj_tcd_cblk_t *cblk = &prc->cblks[cblkno];
opj_tcd_layer_t *layer = &cblk->layers[layno];
int n;
int imsb = tcd->volume->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(opj_tcd_t *tcd)
{
int layno;
for (layno = 0; layno < tcd->tcp->numlayers; layno++) {
tcd_makelayer_fixed(tcd, layno, 1);
}
}
void tcd_makelayer(opj_tcd_t *tcd, int layno, double thresh, int final)
{
int compno, resno, bandno, precno, cblkno, passno;
opj_tcd_tile_t *tcd_tile = tcd->tcd_tile;
tcd_tile->distolayer[layno] = 0; /* fixed_quality */
for (compno = 0; compno < tcd_tile->numcomps; compno++) {
opj_tcd_tilecomp_t *tilec = &tcd_tile->comps[compno];
for (resno = 0; resno < tilec->numresolution[0]; resno++) {
opj_tcd_resolution_t *res = &tilec->resolutions[resno];
for (bandno = 0; bandno < res->numbands; bandno++) {
opj_tcd_band_t *band = &res->bands[bandno];
for (precno = 0; precno < res->prctno[0] * res->prctno[1] * res->prctno[2];
precno++) {
opj_tcd_precinct_t *prc = &band->precincts[precno];
for (cblkno = 0; cblkno < prc->cblkno[0] * prc->cblkno[1] * prc->cblkno[2];
cblkno++) {
opj_tcd_cblk_t *cblk = &prc->cblks[cblkno];
opj_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;
opj_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) {
if (dd) {
n = passno + 1;
}
continue;
}
if (dd / dr >= thresh) {
n = passno + 1;
}
}
layer->numpasses = n - cblk->numpassesinlayers;
if (!layer->numpasses) {
layer->disto = 0;
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;
}
tcd_tile->distolayer[layno] += layer->disto; /* fixed_quality */
if (final) {
cblk->numpassesinlayers = n;
}
/* fprintf(stdout,"MakeLayer : %d %f %d %d \n",layer->len, layer->disto, layer->numpasses, n);*/
}
}
}
}
}
}
bool tcd_rateallocate(opj_tcd_t *tcd, unsigned char *dest, int len,
opj_volume_info_t * volume_info)
{
int compno, resno, bandno, precno, cblkno, passno, layno;
double min, max;
double cumdisto[100]; /* fixed_quality */
const double K = 1; /* 1.1; // fixed_quality */
double maxSE = 0;
opj_cp_t *cp = tcd->cp;
opj_tcd_tile_t *tcd_tile = tcd->tcd_tile;
opj_tcp_t *tcd_tcp = tcd->tcp;
min = DBL_MAX;
max = 0;
tcd_tile->nbpix = 0; /* fixed_quality */
for (compno = 0; compno < tcd_tile->numcomps; compno++) {
opj_tcd_tilecomp_t *tilec = &tcd_tile->comps[compno];
tilec->nbpix = 0;
for (resno = 0; resno < tilec->numresolution[0]; resno++) {
opj_tcd_resolution_t *res = &tilec->resolutions[resno];
for (bandno = 0; bandno < res->numbands; bandno++) {
opj_tcd_band_t *band = &res->bands[bandno];
for (precno = 0; precno < res->prctno[0] * res->prctno[1] * res->prctno[2];
precno++) {
opj_tcd_precinct_t *prc = &band->precincts[precno];
for (cblkno = 0; cblkno < prc->cblkno[0] * prc->cblkno[1] * prc->cblkno[2];
cblkno++) {
opj_tcd_cblk_t *cblk = &prc->cblks[cblkno];
for (passno = 0; passno < cblk->totalpasses; passno++) {
opj_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 */
/* fixed_quality */
tcd_tile->nbpix += ((cblk->x1 - cblk->x0) * (cblk->y1 - cblk->y0) *
(cblk->z1 - cblk->z0));
tilec->nbpix += ((cblk->x1 - cblk->x0) * (cblk->y1 - cblk->y0) *
(cblk->z1 - cblk->z0));
} /* cbklno */
} /* precno */
} /* bandno */
} /* resno */
maxSE += (((double)(1 << tcd->volume->comps[compno].prec) - 1.0)
* ((double)(1 << tcd->volume->comps[compno].prec) - 1.0))
* ((double)(tilec->nbpix));
} /* compno */
/* add antonin index */
if (volume_info && volume_info->index_on) {
opj_tile_info_t *info_TL = &volume_info->tile[tcd->tcd_tileno];
info_TL->nbpix = tcd_tile->nbpix;
info_TL->distotile = tcd_tile->distotile;
info_TL->thresh = (double *) opj_malloc(tcd_tcp->numlayers * sizeof(double));
}
/* dda */
for (layno = 0; layno < tcd_tcp->numlayers; layno++) {
double lo = min;
double hi = max;
int success = 0;
int maxlen = tcd_tcp->rates[layno] ? int_min(((int) tcd_tcp->rates[layno]),
len) : len;
double goodthresh;
double distotarget; /* fixed_quality */
int i = 0;
/* fixed_quality */
distotarget = tcd_tile->distotile - ((K * maxSE) / pow((float)10,
tcd_tcp->distoratio[layno] / 10));
if ((tcd_tcp->rates[layno]) || (cp->disto_alloc == 0)) {
opj_t2_t *t2 = t2_create(tcd->cinfo, tcd->volume, cp);
int oldl = 0, oldoldl = 0;
for (i = 0; i < 128; i++) {
double thresh = (lo + hi) / 2;
int l = 0;
double distoachieved = 0; /* fixed_quality -q */
tcd_makelayer(tcd, layno, thresh, 0);
if (cp->fixed_quality) { /* fixed_quality -q */
distoachieved = (layno == 0) ? tcd_tile->distolayer[0] : cumdisto[layno - 1] +
tcd_tile->distolayer[layno];
if (distoachieved < distotarget) {
hi = thresh;
continue;
}
lo = thresh;
} else { /* disto_alloc -r, fixed_alloc -f */
l = t2_encode_packets(t2, tcd->tcd_tileno, tcd_tile, layno + 1, dest, maxlen,
volume_info);
/*fprintf(stdout, "layno %d i %d len=%d max=%d \n",layno,i,l,maxlen);*/
if (l == -999) {
lo = thresh;
continue;
} else if (l == oldl && oldl == oldoldl && tcd_tile->distolayer[layno] > 0.0 &&
i > 32) {
break;
}
hi = thresh;
oldoldl = oldl;
oldl = l;
}
success = 1;
goodthresh = thresh;
}
t2_destroy(t2);
} else {
success = 1;
goodthresh = min;
}
if (!success) {
return false;
}
if (volume_info && volume_info->index_on) { /* Threshold for Marcela Index */
volume_info->tile[tcd->tcd_tileno].thresh[layno] = goodthresh;
}
tcd_makelayer(tcd, layno, goodthresh, 1);
/* fixed_quality */
cumdisto[layno] = (layno == 0) ? tcd_tile->distolayer[0] : cumdisto[layno - 1] +
tcd_tile->distolayer[layno];
}
return true;
}
/* ----------------------------------------------------------------------- */
int tcd_encode_tile(opj_tcd_t *tcd, int tileno, unsigned char *dest, int len,
opj_volume_info_t * volume_info)
{
int compno;
int l = 0, i, npck = 0;
double encoding_time;
opj_tcd_tile_t *tile = NULL;
opj_tcp_t *tcd_tcp = NULL;
opj_cp_t *cp = NULL;
opj_tcp_t *tcp = &tcd->cp->tcps[0];
opj_tccp_t *tccp = &tcp->tccps[0];
opj_volume_t *volume = tcd->volume;
opj_t2_t *t2 = NULL; /* T2 component */
tcd->tcd_tileno = tileno; /* current encoded/decoded tile */
tcd->tcd_tile = tcd->tcd_volume->tiles; /* tile information */
tile = tcd->tcd_tile;
tcd->tcp = &tcd->cp->tcps[tileno]; /* coding/decoding params of tileno */
tcd_tcp = tcd->tcp;
cp = tcd->cp; /* coding parameters */
/* INDEX >> */
if (volume_info && volume_info->index_on) {
opj_tcd_tilecomp_t *tilec_idx = &tile->comps[0]; /* based on component 0 */
for (i = 0; i < tilec_idx->numresolution[0]; i++) {
opj_tcd_resolution_t *res_idx = &tilec_idx->resolutions[i];
volume_info->tile[tileno].prctno[0][i] = res_idx->prctno[0];
volume_info->tile[tileno].prctno[1][i] = res_idx->prctno[1];
volume_info->tile[tileno].prctno[2][i] = res_idx->prctno[2];
npck += res_idx->prctno[0] * res_idx->prctno[1] * res_idx->prctno[2];
volume_info->tile[tileno].prctsiz[0][i] = tccp->prctsiz[0][i];
volume_info->tile[tileno].prctsiz[1][i] = tccp->prctsiz[1][i];
volume_info->tile[tileno].prctsiz[2][i] = tccp->prctsiz[2][i];
}
volume_info->tile[tileno].packet = (opj_packet_info_t *) opj_malloc(
volume_info->comp * volume_info->layer * npck * sizeof(opj_packet_info_t));
}
/* << INDEX */
/*---------------TILE-------------------*/
encoding_time = opj_clock(); /* time needed to encode a tile */
for (compno = 0; compno < tile->numcomps; compno++) {
int x, y, z;
opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
int adjust;
int offset_x = int_ceildiv(volume->x0,
volume->comps[compno].dx); /*ceil(x0 / subsampling_dx)*/
int offset_y = int_ceildiv(volume->y0, volume->comps[compno].dy);
int offset_z = int_ceildiv(volume->z0, volume->comps[compno].dz);
int tw = tilec->x1 - tilec->x0;
int w = int_ceildiv(volume->x1 - volume->x0, volume->comps[compno].dx);
int th = tilec->y1 - tilec->y0;
int h = int_ceildiv(volume->y1 - volume->y0, volume->comps[compno].dy);
int tl = tilec->z1 - tilec->z0;
int l = int_ceildiv(volume->z1 - volume->z0, volume->comps[compno].dz);
/* extract tile data from volume.comps[0].data to tile.comps[0].data */
/*fprintf(stdout,"[INFO] Extract tile data\n");*/
if (tcd->cp->transform_format == TRF_3D_RLS ||
tcd->cp->transform_format == TRF_3D_LSE) {
adjust = 0;
} else {
adjust = volume->comps[compno].sgnd ? 0 : 1 << (volume->comps[compno].prec -
1); /*sign=='+' --> 2^(prec-1)*/
if (volume->comps[compno].dcoffset != 0) {
adjust += volume->comps[compno].dcoffset;
fprintf(stdout, "[INFO] DC Offset applied: DCO = %d -> adjust = %d\n",
volume->comps[compno].dcoffset, adjust);
}
}
if (tcd_tcp->tccps[compno].reversible ==
1) { /*IF perfect reconstruction (DWT.5-3)*/
for (z = tilec->z0; z < tilec->z1; z++) {
for (y = tilec->y0; y < tilec->y1; y++) {
/* start of the src tile scanline */
int *data = &volume->comps[compno].data[(tilec->x0 - offset_x) +
(y - offset_y) * w + (z - offset_z) * w * h];
/* start of the dst tile scanline */
int *tile_data = &tilec->data[(y - tilec->y0) * tw + (z - tilec->z0) * tw * th];
for (x = tilec->x0; x < tilec->x1; x++) {
*tile_data++ = *data++ - adjust;
}
}
}
} else if (tcd_tcp->tccps[compno].reversible == 0) { /*IF not (DWT.9-7)*/
for (z = tilec->z0; z < tilec->z1; z++) {
for (y = tilec->y0; y < tilec->y1; y++) {
/* start of the src tile scanline */
int *data = &volume->comps[compno].data[(tilec->x0 - offset_x) +
(y - offset_y) * w + (z - offset_z) * w * h];
/* start of the dst tile scanline */
int *tile_data = &tilec->data[(y - tilec->y0) * tw + (z - tilec->z0) * tw * th];
for (x = tilec->x0; x < tilec->x1; x++) {
*tile_data++ = (*data++ - adjust) << 13;
}
}
}
}
}
/*----------------MCT-------------------*/
if (tcd_tcp->mct) {
int samples = (tile->comps[0].x1 - tile->comps[0].x0) *
(tile->comps[0].y1 - tile->comps[0].y0) * (tile->comps[0].z1 -
tile->comps[0].z0);
fprintf(stdout, "[INFO] Tcd_encode_tile: mct\n");
if (tcd_tcp->tccps[0].reversible == 0) {
mct_encode_real(tile->comps[0].data, tile->comps[1].data, tile->comps[2].data,
samples);
} else {
mct_encode(tile->comps[0].data, tile->comps[1].data, tile->comps[2].data,
samples);
}
}
/*----------------TRANSFORM---------------------------------*/
fprintf(stdout, "[INFO] Tcd_encode_tile: Transform\n");
for (compno = 0; compno < tile->numcomps; compno++) {
opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
dwt_encode(tilec, tcd_tcp->tccps[compno].dwtid);
}
/*-------------------ENTROPY CODING-----------------------------*/
fprintf(stdout, "[INFO] Tcd_encode_tile: Entropy coding\n");
if ((cp->encoding_format == ENCOD_2EB) || (cp->encoding_format == ENCOD_3EB)) {
if (cp->encoding_format == ENCOD_2EB) {
opj_t1_t *t1 = NULL;
t1 = t1_create(tcd->cinfo);
t1_encode_cblks(t1, tile, tcd_tcp);
t1_destroy(t1);
} else if (cp->encoding_format == ENCOD_3EB) {
opj_t1_3d_t *t1 = NULL;
t1 = t1_3d_create(tcd->cinfo);
t1_3d_encode_cblks(t1, tile, tcd_tcp);
t1_3d_destroy(t1);
}
/*-----------RATE-ALLOCATE------------------*/
/* INDEX */
if (volume_info) {
volume_info->index_write = 0;
}
if (cp->disto_alloc || cp->fixed_quality) {
fprintf(stdout, "[INFO] Tcd_encode_tile: Rate-allocate\n");
tcd_rateallocate(tcd, dest, len,
volume_info); /* Normal Rate/distortion allocation */
} else {/* fixed_alloc */
fprintf(stdout, "[INFO] Tcd_encode_tile: Rate-allocate fixed\n");
tcd_rateallocate_fixed(
tcd); /* Fixed layer allocation */
}
/*--------------TIER2------------------*/
/* INDEX */
if (volume_info) {
volume_info->index_write = 1;
}
fprintf(stdout, "[INFO] Tcd_encode_tile: Tier - 2\n");
t2 = t2_create(tcd->cinfo, volume, cp);
l = t2_encode_packets(t2, tileno, tile, tcd_tcp->numlayers, dest, len,
volume_info);
t2_destroy(t2);
} else if ((cp->encoding_format == ENCOD_2GR) ||
(cp->encoding_format == ENCOD_3GR)) {
/*if(volume_info) {
volume_info->index_write = 1;
}
gr = golomb_create(tcd->cinfo, volume, cp);
l = golomb_encode(gr, tileno, tile, dest, len, volume_info);
golomb_destroy(gr);*/
}
/*---------------CLEAN-------------------*/
fprintf(stdout, "[INFO] Tcd_encode_tile: %d bytes coded\n", l);
encoding_time = opj_clock() - encoding_time;
opj_event_msg(tcd->cinfo, EVT_INFO, "- tile encoded in %f s\n", encoding_time);
/* cleaning memory */
for (compno = 0; compno < tile->numcomps; compno++) {
tcd->tilec = &tile->comps[compno];
opj_free(tcd->tilec->data);
}
if (l == -999) {
fprintf(stdout, "[ERROR] Unable to perform T2 tier. Return -999.\n");
return 0;
}
return l;
}
bool tcd_decode_tile(opj_tcd_t *tcd, unsigned char *src, int len, int tileno)
{
int l, i;
int compno, eof = 0;
double tile_time, t1_time, dwt_time;
opj_tcd_tile_t *tile = NULL;
opj_t2_t *t2 = NULL; /* T2 component */
tcd->tcd_tileno = tileno;
tcd->tcd_tile = &(tcd->tcd_volume->tiles[tileno]);
tcd->tcp = &(tcd->cp->tcps[tileno]);
tile = tcd->tcd_tile;
tile_time = opj_clock(); /* time needed to decode a tile */
opj_event_msg(tcd->cinfo, EVT_INFO, "tile %d / %d\n", tileno + 1,
tcd->cp->tw * tcd->cp->th * tcd->cp->tl);
if ((tcd->cp->encoding_format == ENCOD_2EB) ||
(tcd->cp->encoding_format == ENCOD_3EB)) {
/*--------------TIER2------------------*/
t2 = t2_create(tcd->cinfo, tcd->volume, tcd->cp);
l = t2_decode_packets(t2, src, len, tileno, tile);
t2_destroy(t2);
opj_event_msg(tcd->cinfo, EVT_INFO, "Tcd_decode_tile: %d bytes decoded\n", l);
if (l == -999) {
eof = 1;
opj_event_msg(tcd->cinfo, EVT_ERROR, "Tcd_decode_tile: incomplete bitstream\n");
}
/*------------------TIER1-----------------*/
opj_event_msg(tcd->cinfo, EVT_INFO, "Tcd_decode_tile: Entropy decoding %d \n",
tcd->cp->encoding_format);
t1_time = opj_clock(); /* time needed to decode a tile */
if (tcd->cp->encoding_format == ENCOD_2EB) {
opj_t1_t *t1 = NULL; /* T1 component */
t1 = t1_create(tcd->cinfo);
t1_decode_cblks(t1, tile, tcd->tcp);
t1_destroy(t1);
} else if (tcd->cp->encoding_format == ENCOD_3EB) {
opj_t1_3d_t *t1 = NULL; /* T1 component */
t1 = t1_3d_create(tcd->cinfo);
t1_3d_decode_cblks(t1, tile, tcd->tcp);
t1_3d_destroy(t1);
}
t1_time = opj_clock() - t1_time;
#ifdef VERBOSE
opj_event_msg(tcd->cinfo, EVT_INFO, "- tier-1 took %f s\n", t1_time);
#endif
} else if ((tcd->cp->encoding_format == ENCOD_2GR) ||
(tcd->cp->encoding_format == ENCOD_3GR)) {
opj_event_msg(tcd->cinfo, EVT_INFO,
"Tcd_decode_tile: Entropy decoding -- Does nothing :-D\n");
/*
gr = golomb_create(tcd->cinfo, tcd->volume, tcd->cp);
l = golomb_decode(gr, tileno, tile, src, len);
golomb_destroy(gr);
if (l == -999) {
eof = 1;
opj_event_msg(tcd->cinfo, EVT_ERROR, "Tcd_decode_tile: incomplete bitstream\n");
}
*/
}
/*----------------DWT---------------------*/
fprintf(stdout, "[INFO] Tcd_decode_tile: Inverse DWT\n");
dwt_time = opj_clock(); /* time needed to decode a tile */
for (compno = 0; compno < tile->numcomps; compno++) {
opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
int stops[3], dwtid[3];
for (i = 0; i < 3; i++) {
if (tcd->cp->reduce[i] != 0) {
tcd->volume->comps[compno].resno_decoded[i] =
tile->comps[compno].numresolution[i] - tcd->cp->reduce[i] - 1;
}
stops[i] = tilec->numresolution[i] - 1 -
tcd->volume->comps[compno].resno_decoded[i];
if (stops[i] < 0) {
stops[i] = 0;
}
dwtid[i] = tcd->cp->tcps->tccps[compno].dwtid[i];
}
dwt_decode(tilec, stops, dwtid);
for (i = 0; i < 3; i++) {
if (tile->comps[compno].numresolution[i] > 0) {
tcd->volume->comps[compno].factor[i] = tile->comps[compno].numresolution[i] -
(tcd->volume->comps[compno].resno_decoded[i] + 1);
if ((tcd->volume->comps[compno].factor[i]) < 0) {
tcd->volume->comps[compno].factor[i] = 0;
}
}
}
}
dwt_time = opj_clock() - dwt_time;
#ifdef VERBOSE
opj_event_msg(tcd->cinfo, EVT_INFO, "- dwt took %f s\n", dwt_time);
#endif
/*----------------MCT-------------------*/
if (tcd->tcp->mct) {
if (tcd->tcp->tccps[0].reversible == 1) {
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) * (tile->comps[0].z1 - tile->comps[0].z0));
} else {
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) * (tile->comps[0].z1 - tile->comps[0].z0));
}
}
/*---------------TILE-------------------*/
for (compno = 0; compno < tile->numcomps; compno++) {
opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
opj_tcd_resolution_t *res =
&tilec->resolutions[tcd->volume->comps[compno].resno_decoded[0]];
int adjust;
int minval = tcd->volume->comps[compno].sgnd ? -(1 <<
(tcd->volume->comps[compno].prec - 1)) : 0;
int maxval = tcd->volume->comps[compno].sgnd ? (1 <<
(tcd->volume->comps[compno].prec - 1)) - 1 : (1 <<
tcd->volume->comps[compno].prec) - 1;
int tw = tilec->x1 - tilec->x0;
int w = tcd->volume->comps[compno].w;
int th = tilec->y1 - tilec->y0;
int h = tcd->volume->comps[compno].h;
int i, j, k;
int offset_x = int_ceildivpow2(tcd->volume->comps[compno].x0,
tcd->volume->comps[compno].factor[0]);
int offset_y = int_ceildivpow2(tcd->volume->comps[compno].y0,
tcd->volume->comps[compno].factor[1]);
int offset_z = int_ceildivpow2(tcd->volume->comps[compno].z0,
tcd->volume->comps[compno].factor[2]);
if (tcd->cp->transform_format == TRF_3D_RLS ||
tcd->cp->transform_format == TRF_3D_LSE) {
adjust = 0;
} else {
adjust = tcd->volume->comps[compno].sgnd ? 0 : 1 <<
(tcd->volume->comps[compno].prec - 1); /*sign=='+' --> 2^(prec-1)*/
if (tcd->volume->comps[compno].dcoffset != 0) {
adjust += tcd->volume->comps[compno].dcoffset;
fprintf(stdout, "[INFO] DC Offset applied: DCO = %d -> adjust = %d\n",
tcd->volume->comps[compno].dcoffset, adjust);
}
}
for (k = res->z0; k < res->z1; k++) {
for (j = res->y0; j < res->y1; j++) {
for (i = res->x0; i < res->x1; i++) {
int v;
float tmp = (float)((tilec->data[i - res->x0 + (j - res->y0) * tw +
(k - res->z0) * tw * th]) / 8192.0);
if (tcd->tcp->tccps[compno].reversible == 1) {
v = tilec->data[i - res->x0 + (j - res->y0) * tw + (k - res->z0) * tw * th];
} else {
int tmp2 = ((int)(floor(fabs(tmp)))) + ((int) floor(fabs(tmp * 2)) % 2);
v = ((tmp < 0) ? -tmp2 : tmp2);
}
v += adjust;
tcd->volume->comps[compno].data[(i - offset_x) + (j - offset_y) * w +
(k - offset_z) * w * h] = int_clamp(v, minval, maxval);
}
}
}
}
tile_time = opj_clock() - tile_time; /* time needed to decode a tile */
opj_event_msg(tcd->cinfo, EVT_INFO, "- tile decoded in %f s\n", tile_time);
for (compno = 0; compno < tile->numcomps; compno++) {
opj_free(tcd->tcd_volume->tiles[tileno].comps[compno].data);
tcd->tcd_volume->tiles[tileno].comps[compno].data = NULL;
}
if (eof) {
return false;
}
return true;
}