1475 lines
52 KiB
C
1475 lines
52 KiB
C
/*
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* Copyright (c) 2002-2007, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
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* Copyright (c) 2002-2007, Professor Benoit Macq
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* Copyright (c) 2001-2003, David Janssens
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* Copyright (c) 2002-2003, Yannick Verschueren
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* Copyright (c) 2003-2007, Francois-Olivier Devaux and Antonin Descampe
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* Copyright (c) 2005, Herve Drolon, FreeImage Team
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* Copyright (c) 2006-2007, Parvatha Elangovan
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "opj_includes.h"
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void tcd_dump(FILE *fd, opj_tcd_t *tcd, opj_tcd_image_t * img) {
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int tileno, compno, resno, bandno, precno, cblkno;
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fprintf(fd, "image {\n");
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fprintf(fd, " tw=%d, th=%d x0=%d x1=%d y0=%d y1=%d\n",
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img->tw, img->th, tcd->image->x0, tcd->image->x1, tcd->image->y0, tcd->image->y1);
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for (tileno = 0; tileno < img->th * img->tw; tileno++) {
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opj_tcd_tile_t *tile = &tcd->tcd_image->tiles[tileno];
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fprintf(fd, " tile {\n");
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fprintf(fd, " x0=%d, y0=%d, x1=%d, y1=%d, numcomps=%d\n",
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tile->x0, tile->y0, tile->x1, tile->y1, tile->numcomps);
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for (compno = 0; compno < tile->numcomps; compno++) {
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opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
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fprintf(fd, " tilec {\n");
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fprintf(fd,
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" x0=%d, y0=%d, x1=%d, y1=%d, numresolutions=%d\n",
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tilec->x0, tilec->y0, tilec->x1, tilec->y1, tilec->numresolutions);
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for (resno = 0; resno < tilec->numresolutions; resno++) {
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opj_tcd_resolution_t *res = &tilec->resolutions[resno];
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fprintf(fd, "\n res {\n");
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fprintf(fd,
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" x0=%d, y0=%d, x1=%d, y1=%d, pw=%d, ph=%d, numbands=%d\n",
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res->x0, res->y0, res->x1, res->y1, res->pw, res->ph, res->numbands);
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for (bandno = 0; bandno < res->numbands; bandno++) {
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opj_tcd_band_t *band = &res->bands[bandno];
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fprintf(fd, " band {\n");
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fprintf(fd,
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" x0=%d, y0=%d, x1=%d, y1=%d, stepsize=%f, numbps=%d\n",
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band->x0, band->y0, band->x1, band->y1, band->stepsize, band->numbps);
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for (precno = 0; precno < res->pw * res->ph; precno++) {
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opj_tcd_precinct_t *prec = &band->precincts[precno];
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fprintf(fd, " prec {\n");
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fprintf(fd,
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" x0=%d, y0=%d, x1=%d, y1=%d, cw=%d, ch=%d\n",
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prec->x0, prec->y0, prec->x1, prec->y1, prec->cw, prec->ch);
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for (cblkno = 0; cblkno < prec->cw * prec->ch; cblkno++) {
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opj_tcd_cblk_t *cblk = &prec->cblks[cblkno];
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fprintf(fd, " cblk {\n");
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fprintf(fd,
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" x0=%d, y0=%d, x1=%d, y1=%d\n",
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cblk->x0, cblk->y0, cblk->x1, cblk->y1);
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fprintf(fd, " }\n");
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}
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fprintf(fd, " }\n");
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}
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fprintf(fd, " }\n");
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}
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fprintf(fd, " }\n");
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}
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fprintf(fd, " }\n");
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}
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fprintf(fd, " }\n");
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}
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fprintf(fd, "}\n");
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}
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/* ----------------------------------------------------------------------- */
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/**
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Create a new TCD handle
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*/
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opj_tcd_t* tcd_create(opj_common_ptr cinfo) {
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/* create the tcd structure */
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opj_tcd_t *tcd = (opj_tcd_t*)opj_malloc(sizeof(opj_tcd_t));
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if(!tcd) return NULL;
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tcd->cinfo = cinfo;
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tcd->tcd_image = (opj_tcd_image_t*)opj_malloc(sizeof(opj_tcd_image_t));
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if(!tcd->tcd_image) {
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opj_free(tcd);
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return NULL;
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}
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return tcd;
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}
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/**
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Destroy a previously created TCD handle
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*/
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void tcd_destroy(opj_tcd_t *tcd) {
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if(tcd) {
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opj_free(tcd->tcd_image);
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opj_free(tcd);
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}
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}
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/* ----------------------------------------------------------------------- */
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void tcd_malloc_encode(opj_tcd_t *tcd, opj_image_t * image, opj_cp_t * cp, int curtileno) {
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int tileno, compno, resno, bandno, precno, cblkno;
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tcd->image = image;
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tcd->cp = cp;
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tcd->tcd_image->tw = cp->tw;
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tcd->tcd_image->th = cp->th;
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tcd->tcd_image->tiles = (opj_tcd_tile_t *) opj_malloc(sizeof(opj_tcd_tile_t));
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for (tileno = 0; tileno < 1; tileno++) {
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opj_tcp_t *tcp = &cp->tcps[curtileno];
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int j;
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/* cfr p59 ISO/IEC FDIS15444-1 : 2000 (18 august 2000) */
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int p = curtileno % cp->tw; /* si numerotation matricielle .. */
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int q = curtileno / cp->tw; /* .. coordonnees de la tile (q,p) q pour ligne et p pour colonne */
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/* opj_tcd_tile_t *tile=&tcd->tcd_image->tiles[tileno]; */
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opj_tcd_tile_t *tile = tcd->tcd_image->tiles;
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/* 4 borders of the tile rescale on the image if necessary */
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tile->x0 = int_max(cp->tx0 + p * cp->tdx, image->x0);
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tile->y0 = int_max(cp->ty0 + q * cp->tdy, image->y0);
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tile->x1 = int_min(cp->tx0 + (p + 1) * cp->tdx, image->x1);
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tile->y1 = int_min(cp->ty0 + (q + 1) * cp->tdy, image->y1);
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tile->numcomps = image->numcomps;
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/* tile->PPT=image->PPT; */
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/* Modification of the RATE >> */
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for (j = 0; j < tcp->numlayers; j++) {
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tcp->rates[j] = tcp->rates[j] ?
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cp->tp_on ?
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(((float) (tile->numcomps
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* (tile->x1 - tile->x0)
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* (tile->y1 - tile->y0)
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* image->comps[0].prec))
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/(tcp->rates[j] * 8 * image->comps[0].dx * image->comps[0].dy)) - (((tcd->cur_totnum_tp - 1) * 14 )/ tcp->numlayers)
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:
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((float) (tile->numcomps
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* (tile->x1 - tile->x0)
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* (tile->y1 - tile->y0)
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* image->comps[0].prec))/
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(tcp->rates[j] * 8 * image->comps[0].dx * image->comps[0].dy)
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: 0;
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if (tcp->rates[j]) {
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if (j && tcp->rates[j] < tcp->rates[j - 1] + 10) {
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tcp->rates[j] = tcp->rates[j - 1] + 20;
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} else {
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if (!j && tcp->rates[j] < 30)
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tcp->rates[j] = 30;
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}
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if(j == (tcp->numlayers-1)){
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tcp->rates[j] = tcp->rates[j]- 2;
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}
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}
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}
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/* << Modification of the RATE */
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tile->comps = (opj_tcd_tilecomp_t *) opj_malloc(image->numcomps * sizeof(opj_tcd_tilecomp_t));
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for (compno = 0; compno < tile->numcomps; compno++) {
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opj_tccp_t *tccp = &tcp->tccps[compno];
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opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
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/* border of each tile component (global) */
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tilec->x0 = int_ceildiv(tile->x0, image->comps[compno].dx);
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tilec->y0 = int_ceildiv(tile->y0, image->comps[compno].dy);
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tilec->x1 = int_ceildiv(tile->x1, image->comps[compno].dx);
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tilec->y1 = int_ceildiv(tile->y1, image->comps[compno].dy);
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tilec->data = (int *) opj_aligned_malloc((tilec->x1 - tilec->x0) * (tilec->y1 - tilec->y0) * sizeof(int));
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tilec->numresolutions = tccp->numresolutions;
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tilec->resolutions = (opj_tcd_resolution_t *) opj_malloc(tilec->numresolutions * sizeof(opj_tcd_resolution_t));
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for (resno = 0; resno < tilec->numresolutions; resno++) {
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int pdx, pdy;
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int levelno = tilec->numresolutions - 1 - resno;
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int tlprcxstart, tlprcystart, brprcxend, brprcyend;
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int tlcbgxstart, tlcbgystart, brcbgxend, brcbgyend;
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int cbgwidthexpn, cbgheightexpn;
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int cblkwidthexpn, cblkheightexpn;
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opj_tcd_resolution_t *res = &tilec->resolutions[resno];
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/* border for each resolution level (global) */
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res->x0 = int_ceildivpow2(tilec->x0, levelno);
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res->y0 = int_ceildivpow2(tilec->y0, levelno);
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res->x1 = int_ceildivpow2(tilec->x1, levelno);
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res->y1 = int_ceildivpow2(tilec->y1, levelno);
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res->numbands = resno == 0 ? 1 : 3;
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/* p. 35, table A-23, ISO/IEC FDIS154444-1 : 2000 (18 august 2000) */
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if (tccp->csty & J2K_CCP_CSTY_PRT) {
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pdx = tccp->prcw[resno];
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pdy = tccp->prch[resno];
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} else {
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pdx = 15;
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pdy = 15;
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}
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/* p. 64, B.6, ISO/IEC FDIS15444-1 : 2000 (18 august 2000) */
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tlprcxstart = int_floordivpow2(res->x0, pdx) << pdx;
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tlprcystart = int_floordivpow2(res->y0, pdy) << pdy;
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brprcxend = int_ceildivpow2(res->x1, pdx) << pdx;
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brprcyend = int_ceildivpow2(res->y1, pdy) << pdy;
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res->pw = (brprcxend - tlprcxstart) >> pdx;
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res->ph = (brprcyend - tlprcystart) >> pdy;
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if (resno == 0) {
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tlcbgxstart = tlprcxstart;
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tlcbgystart = tlprcystart;
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brcbgxend = brprcxend;
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brcbgyend = brprcyend;
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cbgwidthexpn = pdx;
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cbgheightexpn = pdy;
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} else {
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tlcbgxstart = int_ceildivpow2(tlprcxstart, 1);
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tlcbgystart = int_ceildivpow2(tlprcystart, 1);
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brcbgxend = int_ceildivpow2(brprcxend, 1);
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brcbgyend = int_ceildivpow2(brprcyend, 1);
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cbgwidthexpn = pdx - 1;
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cbgheightexpn = pdy - 1;
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}
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cblkwidthexpn = int_min(tccp->cblkw, cbgwidthexpn);
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cblkheightexpn = int_min(tccp->cblkh, cbgheightexpn);
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for (bandno = 0; bandno < res->numbands; bandno++) {
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int x0b, y0b, i;
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int gain, numbps;
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opj_stepsize_t *ss = NULL;
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opj_tcd_band_t *band = &res->bands[bandno];
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band->bandno = resno == 0 ? 0 : bandno + 1;
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x0b = (band->bandno == 1) || (band->bandno == 3) ? 1 : 0;
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y0b = (band->bandno == 2) || (band->bandno == 3) ? 1 : 0;
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if (band->bandno == 0) {
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/* band border (global) */
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band->x0 = int_ceildivpow2(tilec->x0, levelno);
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band->y0 = int_ceildivpow2(tilec->y0, levelno);
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band->x1 = int_ceildivpow2(tilec->x1, levelno);
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band->y1 = int_ceildivpow2(tilec->y1, levelno);
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} else {
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/* band border (global) */
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band->x0 = int_ceildivpow2(tilec->x0 - (1 << levelno) * x0b, levelno + 1);
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band->y0 = int_ceildivpow2(tilec->y0 - (1 << levelno) * y0b, levelno + 1);
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band->x1 = int_ceildivpow2(tilec->x1 - (1 << levelno) * x0b, levelno + 1);
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band->y1 = int_ceildivpow2(tilec->y1 - (1 << levelno) * y0b, levelno + 1);
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}
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ss = &tccp->stepsizes[resno == 0 ? 0 : 3 * (resno - 1) + bandno + 1];
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gain = tccp->qmfbid == 0 ? dwt_getgain_real(band->bandno) : dwt_getgain(band->bandno);
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numbps = image->comps[compno].prec + gain;
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band->stepsize = (float)((1.0 + ss->mant / 2048.0) * pow(2.0, numbps - ss->expn));
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band->numbps = ss->expn + tccp->numgbits - 1; /* WHY -1 ? */
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band->precincts = (opj_tcd_precinct_t *) opj_malloc(3 * res->pw * res->ph * sizeof(opj_tcd_precinct_t));
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for (i = 0; i < res->pw * res->ph * 3; i++) {
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band->precincts[i].imsbtree = NULL;
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band->precincts[i].incltree = NULL;
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}
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for (precno = 0; precno < res->pw * res->ph; precno++) {
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int tlcblkxstart, tlcblkystart, brcblkxend, brcblkyend;
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int cbgxstart = tlcbgxstart + (precno % res->pw) * (1 << cbgwidthexpn);
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int cbgystart = tlcbgystart + (precno / res->pw) * (1 << cbgheightexpn);
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int cbgxend = cbgxstart + (1 << cbgwidthexpn);
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int cbgyend = cbgystart + (1 << cbgheightexpn);
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opj_tcd_precinct_t *prc = &band->precincts[precno];
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/* precinct size (global) */
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prc->x0 = int_max(cbgxstart, band->x0);
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prc->y0 = int_max(cbgystart, band->y0);
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prc->x1 = int_min(cbgxend, band->x1);
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prc->y1 = int_min(cbgyend, band->y1);
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tlcblkxstart = int_floordivpow2(prc->x0, cblkwidthexpn) << cblkwidthexpn;
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tlcblkystart = int_floordivpow2(prc->y0, cblkheightexpn) << cblkheightexpn;
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brcblkxend = int_ceildivpow2(prc->x1, cblkwidthexpn) << cblkwidthexpn;
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brcblkyend = int_ceildivpow2(prc->y1, cblkheightexpn) << cblkheightexpn;
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prc->cw = (brcblkxend - tlcblkxstart) >> cblkwidthexpn;
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prc->ch = (brcblkyend - tlcblkystart) >> cblkheightexpn;
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prc->cblks = (opj_tcd_cblk_t *) opj_malloc((prc->cw * prc->ch) * sizeof(opj_tcd_cblk_t));
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prc->incltree = tgt_create(prc->cw, prc->ch);
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prc->imsbtree = tgt_create(prc->cw, prc->ch);
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for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) {
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int cblkxstart = tlcblkxstart + (cblkno % prc->cw) * (1 << cblkwidthexpn);
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int cblkystart = tlcblkystart + (cblkno / prc->cw) * (1 << cblkheightexpn);
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int cblkxend = cblkxstart + (1 << cblkwidthexpn);
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int cblkyend = cblkystart + (1 << cblkheightexpn);
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opj_tcd_cblk_t *cblk = &prc->cblks[cblkno];
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/* code-block size (global) */
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cblk->x0 = int_max(cblkxstart, prc->x0);
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cblk->y0 = int_max(cblkystart, prc->y0);
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cblk->x1 = int_min(cblkxend, prc->x1);
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cblk->y1 = int_min(cblkyend, prc->y1);
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}
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}
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}
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}
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}
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}
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/* tcd_dump(stdout, tcd, &tcd->tcd_image); */
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}
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void tcd_free_encode(opj_tcd_t *tcd) {
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int tileno, compno, resno, bandno, precno;
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for (tileno = 0; tileno < 1; tileno++) {
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opj_tcd_tile_t *tile = tcd->tcd_image->tiles;
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for (compno = 0; compno < tile->numcomps; compno++) {
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opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
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for (resno = 0; resno < tilec->numresolutions; resno++) {
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opj_tcd_resolution_t *res = &tilec->resolutions[resno];
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for (bandno = 0; bandno < res->numbands; bandno++) {
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opj_tcd_band_t *band = &res->bands[bandno];
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for (precno = 0; precno < res->pw * res->ph; precno++) {
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opj_tcd_precinct_t *prc = &band->precincts[precno];
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if (prc->incltree != NULL) {
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tgt_destroy(prc->incltree);
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prc->incltree = NULL;
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}
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if (prc->imsbtree != NULL) {
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tgt_destroy(prc->imsbtree);
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prc->imsbtree = NULL;
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}
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opj_free(prc->cblks);
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prc->cblks = NULL;
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} /* for (precno */
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opj_free(band->precincts);
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band->precincts = NULL;
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} /* for (bandno */
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} /* for (resno */
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opj_free(tilec->resolutions);
|
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tilec->resolutions = NULL;
|
|
} /* for (compno */
|
|
opj_free(tile->comps);
|
|
tile->comps = NULL;
|
|
} /* for (tileno */
|
|
opj_free(tcd->tcd_image->tiles);
|
|
tcd->tcd_image->tiles = NULL;
|
|
}
|
|
|
|
void tcd_init_encode(opj_tcd_t *tcd, opj_image_t * image, opj_cp_t * cp, int curtileno) {
|
|
int tileno, compno, resno, bandno, precno, cblkno;
|
|
|
|
for (tileno = 0; tileno < 1; tileno++) {
|
|
opj_tcp_t *tcp = &cp->tcps[curtileno];
|
|
int j;
|
|
/* cfr p59 ISO/IEC FDIS15444-1 : 2000 (18 august 2000) */
|
|
int p = curtileno % cp->tw;
|
|
int q = curtileno / cp->tw;
|
|
|
|
opj_tcd_tile_t *tile = tcd->tcd_image->tiles;
|
|
|
|
/* 4 borders of the tile rescale on the image if necessary */
|
|
tile->x0 = int_max(cp->tx0 + p * cp->tdx, image->x0);
|
|
tile->y0 = int_max(cp->ty0 + q * cp->tdy, image->y0);
|
|
tile->x1 = int_min(cp->tx0 + (p + 1) * cp->tdx, image->x1);
|
|
tile->y1 = int_min(cp->ty0 + (q + 1) * cp->tdy, image->y1);
|
|
|
|
tile->numcomps = image->numcomps;
|
|
/* tile->PPT=image->PPT; */
|
|
|
|
/* Modification of the RATE >> */
|
|
for (j = 0; j < tcp->numlayers; j++) {
|
|
tcp->rates[j] = tcp->rates[j] ?
|
|
((float) (tile->numcomps
|
|
* (tile->x1 - tile->x0)
|
|
* (tile->y1 - tile->y0)
|
|
* image->comps[0].prec))/
|
|
(tcp->rates[j] * 8 * image->comps[0].dx * image->comps[0].dy)
|
|
: 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_realloc(tile->comps,image->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];
|
|
|
|
/* border of each tile component (global) */
|
|
tilec->x0 = int_ceildiv(tile->x0, image->comps[compno].dx);
|
|
tilec->y0 = int_ceildiv(tile->y0, image->comps[compno].dy);
|
|
tilec->x1 = int_ceildiv(tile->x1, image->comps[compno].dx);
|
|
tilec->y1 = int_ceildiv(tile->y1, image->comps[compno].dy);
|
|
|
|
tilec->data = (int *) opj_aligned_malloc((tilec->x1 - tilec->x0) * (tilec->y1 - tilec->y0) * sizeof(int));
|
|
tilec->numresolutions = tccp->numresolutions;
|
|
/* tilec->resolutions=(opj_tcd_resolution_t*)opj_realloc(tilec->resolutions,tilec->numresolutions*sizeof(opj_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;
|
|
|
|
opj_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;
|
|
opj_stepsize_t *ss = NULL;
|
|
|
|
opj_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 */
|
|
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 = image->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->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);
|
|
|
|
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->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;
|
|
|
|
opj_free(prc->cblks);
|
|
prc->cblks = (opj_tcd_cblk_t *) opj_malloc(prc->cw * prc->ch * sizeof(opj_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);
|
|
|
|
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->x1 = int_min(cblkxend, prc->x1);
|
|
cblk->y1 = int_min(cblkyend, prc->y1);
|
|
}
|
|
} /* precno */
|
|
} /* bandno */
|
|
} /* resno */
|
|
} /* compno */
|
|
} /* tileno */
|
|
|
|
/* tcd_dump(stdout, tcd, &tcd->tcd_image); */
|
|
}
|
|
|
|
void tcd_malloc_decode(opj_tcd_t *tcd, opj_image_t * image, opj_cp_t * cp) {
|
|
int i, j, tileno, p, q;
|
|
unsigned int x0 = 0, y0 = 0, x1 = 0, y1 = 0, w, h;
|
|
|
|
tcd->image = image;
|
|
tcd->tcd_image->tw = cp->tw;
|
|
tcd->tcd_image->th = cp->th;
|
|
tcd->tcd_image->tiles = (opj_tcd_tile_t *) opj_malloc(cp->tw * cp->th * sizeof(opj_tcd_tile_t));
|
|
|
|
/*
|
|
Allocate place to store the decoded data = final image
|
|
Place limited by the tile really present in the codestream
|
|
*/
|
|
|
|
for (j = 0; j < cp->tileno_size; j++) {
|
|
opj_tcd_tile_t *tile;
|
|
|
|
tileno = cp->tileno[j];
|
|
tile = &(tcd->tcd_image->tiles[cp->tileno[tileno]]);
|
|
tile->numcomps = image->numcomps;
|
|
tile->comps = (opj_tcd_tilecomp_t *) opj_malloc(image->numcomps * sizeof(opj_tcd_tilecomp_t));
|
|
}
|
|
|
|
for (i = 0; i < image->numcomps; i++) {
|
|
for (j = 0; j < cp->tileno_size; j++) {
|
|
opj_tcd_tile_t *tile;
|
|
opj_tcd_tilecomp_t *tilec;
|
|
|
|
/* cfr p59 ISO/IEC FDIS15444-1 : 2000 (18 august 2000) */
|
|
|
|
tileno = cp->tileno[j];
|
|
|
|
tile = &(tcd->tcd_image->tiles[cp->tileno[tileno]]);
|
|
tilec = &tile->comps[i];
|
|
|
|
p = tileno % cp->tw; /* si numerotation matricielle .. */
|
|
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, image->x0);
|
|
tile->y0 = int_max(cp->ty0 + q * cp->tdy, image->y0);
|
|
tile->x1 = int_min(cp->tx0 + (p + 1) * cp->tdx, image->x1);
|
|
tile->y1 = int_min(cp->ty0 + (q + 1) * cp->tdy, image->y1);
|
|
|
|
tilec->x0 = int_ceildiv(tile->x0, image->comps[i].dx);
|
|
tilec->y0 = int_ceildiv(tile->y0, image->comps[i].dy);
|
|
tilec->x1 = int_ceildiv(tile->x1, image->comps[i].dx);
|
|
tilec->y1 = int_ceildiv(tile->y1, image->comps[i].dy);
|
|
|
|
x0 = j == 0 ? tilec->x0 : int_min(x0, (unsigned int) tilec->x0);
|
|
y0 = j == 0 ? tilec->y0 : int_min(y0, (unsigned int) tilec->x0);
|
|
x1 = j == 0 ? tilec->x1 : int_max(x1, (unsigned int) tilec->x1);
|
|
y1 = j == 0 ? tilec->y1 : int_max(y1, (unsigned int) tilec->y1);
|
|
}
|
|
|
|
w = x1 - x0;
|
|
h = y1 - y0;
|
|
|
|
image->comps[i].data = (int *) opj_malloc(w * h * sizeof(int));
|
|
image->comps[i].w = w;
|
|
image->comps[i].h = h;
|
|
image->comps[i].x0 = x0;
|
|
image->comps[i].y0 = y0;
|
|
}
|
|
}
|
|
|
|
void tcd_malloc_decode_tile(opj_tcd_t *tcd, opj_image_t * image, opj_cp_t * cp, int tileno, opj_codestream_info_t *cstr_info) {
|
|
int compno, resno, bandno, precno, cblkno;
|
|
unsigned int x0 = 0, y0 = 0, x1 = 0, y1 = 0;
|
|
opj_tcp_t *tcp;
|
|
opj_tcd_tile_t *tile;
|
|
|
|
tcd->cp = cp;
|
|
|
|
tcp = &(cp->tcps[cp->tileno[tileno]]);
|
|
tile = &(tcd->tcd_image->tiles[cp->tileno[tileno]]);
|
|
|
|
tileno = cp->tileno[tileno];
|
|
|
|
for (compno = 0; compno < tile->numcomps; compno++) {
|
|
opj_tccp_t *tccp = &tcp->tccps[compno];
|
|
opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
|
|
|
|
/* border of each tile component (global) */
|
|
tilec->x0 = int_ceildiv(tile->x0, image->comps[compno].dx);
|
|
tilec->y0 = int_ceildiv(tile->y0, image->comps[compno].dy);
|
|
tilec->x1 = int_ceildiv(tile->x1, image->comps[compno].dx);
|
|
tilec->y1 = int_ceildiv(tile->y1, image->comps[compno].dy);
|
|
|
|
tilec->data = (int*) opj_aligned_malloc((tilec->x1 - tilec->x0) * (tilec->y1 - tilec->y0) * sizeof(int));
|
|
tilec->numresolutions = tccp->numresolutions;
|
|
tilec->resolutions = (opj_tcd_resolution_t *) opj_malloc(tilec->numresolutions * sizeof(opj_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;
|
|
|
|
opj_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 = (res->x0 == res->x1) ? 0 : ((brprcxend - tlprcxstart) >> pdx);
|
|
res->ph = (res->y0 == res->y1) ? 0 : ((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;
|
|
opj_stepsize_t *ss = NULL;
|
|
|
|
opj_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 = image->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->pw * res->ph * sizeof(opj_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);
|
|
|
|
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->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 = (opj_tcd_cblk_t *) opj_malloc(prc->cw * prc->ch * sizeof(opj_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);
|
|
|
|
/* code-block size (global) */
|
|
opj_tcd_cblk_t *cblk = &prc->cblks[cblkno];
|
|
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);
|
|
}
|
|
} /* precno */
|
|
} /* bandno */
|
|
} /* resno */
|
|
} /* compno */
|
|
/* tcd_dump(stdout, tcd, &tcd->tcd_image); */
|
|
}
|
|
|
|
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].numresolutions][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].numresolutions*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->numresolutions; j++) {
|
|
for (k = 0; k < 3; k++) {
|
|
matrice[i][j][k] =
|
|
(int) (cp->matrice[i * tilec->numresolutions * 3 + j * 3 + k]
|
|
* (float) (tcd->image->comps[compno].prec / 16.0));
|
|
}
|
|
}
|
|
}
|
|
|
|
for (resno = 0; resno < tilec->numresolutions; 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->pw * res->ph; precno++) {
|
|
opj_tcd_precinct_t *prc = &band->precincts[precno];
|
|
for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) {
|
|
opj_tcd_cblk_t *cblk = &prc->cblks[cblkno];
|
|
opj_tcd_layer_t *layer = &cblk->layers[layno];
|
|
int n;
|
|
int imsb = tcd->image->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->numresolutions; 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->pw * res->ph; precno++) {
|
|
opj_tcd_precinct_t *prc = &band->precincts[precno];
|
|
for (cblkno = 0; cblkno < prc->cw * prc->ch; 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 != 0)
|
|
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;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
bool tcd_rateallocate(opj_tcd_t *tcd, unsigned char *dest, int len, opj_codestream_info_t *cstr_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->numpix = 0; /* fixed_quality */
|
|
|
|
for (compno = 0; compno < tcd_tile->numcomps; compno++) {
|
|
opj_tcd_tilecomp_t *tilec = &tcd_tile->comps[compno];
|
|
tilec->numpix = 0;
|
|
|
|
for (resno = 0; resno < tilec->numresolutions; 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->pw * res->ph; precno++) {
|
|
opj_tcd_precinct_t *prc = &band->precincts[precno];
|
|
|
|
for (cblkno = 0; cblkno < prc->cw * prc->ch; 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->numpix += ((cblk->x1 - cblk->x0) * (cblk->y1 - cblk->y0));
|
|
tilec->numpix += ((cblk->x1 - cblk->x0) * (cblk->y1 - cblk->y0));
|
|
} /* cbklno */
|
|
} /* precno */
|
|
} /* bandno */
|
|
} /* resno */
|
|
|
|
maxSE += (((double)(1 << tcd->image->comps[compno].prec) - 1.0)
|
|
* ((double)(1 << tcd->image->comps[compno].prec) -1.0))
|
|
* ((double)(tilec->numpix));
|
|
} /* compno */
|
|
|
|
/* index file */
|
|
if(cstr_info) {
|
|
opj_tile_info_t *tile_info = &cstr_info->tile[tcd->tcd_tileno];
|
|
tile_info->numpix = tcd_tile->numpix;
|
|
tile_info->distotile = tcd_tile->distotile;
|
|
tile_info->thresh = (double *) opj_malloc(tcd_tcp->numlayers * sizeof(double));
|
|
}
|
|
|
|
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) ceil(tcd_tcp->rates[layno])), len) : len;
|
|
double goodthresh = 0;
|
|
double stable_thresh = 0;
|
|
int i;
|
|
double distotarget; /* fixed_quality */
|
|
|
|
/* fixed_quality */
|
|
distotarget = tcd_tile->distotile - ((K * maxSE) / pow((float)10, tcd_tcp->distoratio[layno] / 10));
|
|
|
|
/* Don't try to find an optimal threshold but rather take everything not included yet, if
|
|
-r xx,yy,zz,0 (disto_alloc == 1 and rates == 0)
|
|
-q xx,yy,zz,0 (fixed_quality == 1 and distoratio == 0)
|
|
==> possible to have some lossy layers and the last layer for sure lossless */
|
|
if ( ((cp->disto_alloc==1) && (tcd_tcp->rates[layno]>0)) || ((cp->fixed_quality==1) && (tcd_tcp->distoratio[layno]>0))) {
|
|
opj_t2_t *t2 = t2_create(tcd->cinfo, tcd->image, cp);
|
|
|
|
for (i = 0; i < 32; i++) {
|
|
double thresh = (lo + hi) / 2;
|
|
int l = 0;
|
|
double distoachieved = 0; /* fixed_quality */
|
|
|
|
tcd_makelayer(tcd, layno, thresh, 0);
|
|
|
|
if (cp->fixed_quality) { /* fixed_quality */
|
|
if(cp->cinema){
|
|
l = t2_encode_packets(t2,tcd->tcd_tileno, tcd_tile, layno + 1, dest, maxlen, cstr_info,tcd->cur_tp_num,tcd->tp_pos,tcd->cur_pino,THRESH_CALC);
|
|
if (l == -999) {
|
|
lo = thresh;
|
|
continue;
|
|
}else{
|
|
distoachieved = layno == 0 ?
|
|
tcd_tile->distolayer[0] : cumdisto[layno - 1] + tcd_tile->distolayer[layno];
|
|
if (distoachieved < distotarget) {
|
|
hi=thresh;
|
|
stable_thresh = thresh;
|
|
continue;
|
|
}else{
|
|
lo=thresh;
|
|
}
|
|
}
|
|
}else{
|
|
distoachieved = (layno == 0) ?
|
|
tcd_tile->distolayer[0] : (cumdisto[layno - 1] + tcd_tile->distolayer[layno]);
|
|
if (distoachieved < distotarget) {
|
|
hi = thresh;
|
|
stable_thresh = thresh;
|
|
continue;
|
|
}
|
|
lo = thresh;
|
|
}
|
|
} else {
|
|
l = t2_encode_packets(t2, tcd->tcd_tileno, tcd_tile, layno + 1, dest, maxlen, cstr_info,tcd->cur_tp_num,tcd->tp_pos,tcd->cur_pino,THRESH_CALC);
|
|
/* TODO: what to do with l ??? seek / tell ??? */
|
|
/* opj_event_msg(tcd->cinfo, EVT_INFO, "rate alloc: len=%d, max=%d\n", l, maxlen); */
|
|
if (l == -999) {
|
|
lo = thresh;
|
|
continue;
|
|
}
|
|
hi = thresh;
|
|
stable_thresh = thresh;
|
|
}
|
|
}
|
|
success = 1;
|
|
goodthresh = stable_thresh;
|
|
t2_destroy(t2);
|
|
} else {
|
|
success = 1;
|
|
goodthresh = min;
|
|
}
|
|
|
|
if (!success) {
|
|
return false;
|
|
}
|
|
|
|
if(cstr_info) { /* Threshold for Marcela Index */
|
|
cstr_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_codestream_info_t *cstr_info) {
|
|
int compno;
|
|
int l, i, numpacks = 0;
|
|
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_image_t *image = tcd->image;
|
|
|
|
opj_t1_t *t1 = NULL; /* T1 component */
|
|
opj_t2_t *t2 = NULL; /* T2 component */
|
|
|
|
tcd->tcd_tileno = tileno;
|
|
tcd->tcd_tile = tcd->tcd_image->tiles;
|
|
tcd->tcp = &tcd->cp->tcps[tileno];
|
|
|
|
tile = tcd->tcd_tile;
|
|
tcd_tcp = tcd->tcp;
|
|
cp = tcd->cp;
|
|
|
|
if(tcd->cur_tp_num == 0){
|
|
tcd->encoding_time = opj_clock(); /* time needed to encode a tile */
|
|
/* INDEX >> "Precinct_nb_X et Precinct_nb_Y" */
|
|
if(cstr_info) {
|
|
opj_tcd_tilecomp_t *tilec_idx = &tile->comps[0]; /* based on component 0 */
|
|
for (i = 0; i < tilec_idx->numresolutions; i++) {
|
|
opj_tcd_resolution_t *res_idx = &tilec_idx->resolutions[i];
|
|
|
|
cstr_info->tile[tileno].pw[i] = res_idx->pw;
|
|
cstr_info->tile[tileno].ph[i] = res_idx->ph;
|
|
|
|
numpacks += res_idx->pw * res_idx->ph;
|
|
|
|
cstr_info->tile[tileno].pdx[i] = tccp->prcw[i];
|
|
cstr_info->tile[tileno].pdy[i] = tccp->prch[i];
|
|
}
|
|
cstr_info->tile[tileno].packet = (opj_packet_info_t *) opj_malloc(cstr_info->numcomps * cstr_info->numlayers * numpacks * sizeof(opj_packet_info_t));
|
|
}
|
|
/* << INDEX */
|
|
|
|
/*---------------TILE-------------------*/
|
|
|
|
for (compno = 0; compno < tile->numcomps; compno++) {
|
|
int x, y;
|
|
|
|
int adjust = image->comps[compno].sgnd ? 0 : 1 << (image->comps[compno].prec - 1);
|
|
int offset_x = int_ceildiv(image->x0, image->comps[compno].dx);
|
|
int offset_y = int_ceildiv(image->y0, image->comps[compno].dy);
|
|
|
|
opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
|
|
int tw = tilec->x1 - tilec->x0;
|
|
int w = int_ceildiv(image->x1 - image->x0, image->comps[compno].dx);
|
|
|
|
/* extract tile data */
|
|
|
|
if (tcd_tcp->tccps[compno].qmfbid == 1) {
|
|
for (y = tilec->y0; y < tilec->y1; y++) {
|
|
/* start of the src tile scanline */
|
|
int *data = &image->comps[compno].data[(tilec->x0 - offset_x) + (y - offset_y) * w];
|
|
/* start of the dst tile scanline */
|
|
int *tile_data = &tilec->data[(y - tilec->y0) * tw];
|
|
for (x = tilec->x0; x < tilec->x1; x++) {
|
|
*tile_data++ = *data++ - adjust;
|
|
}
|
|
}
|
|
} else if (tcd_tcp->tccps[compno].qmfbid == 0) {
|
|
for (y = tilec->y0; y < tilec->y1; y++) {
|
|
/* start of the src tile scanline */
|
|
int *data = &image->comps[compno].data[(tilec->x0 - offset_x) + (y - offset_y) * w];
|
|
/* start of the dst tile scanline */
|
|
int *tile_data = &tilec->data[(y - tilec->y0) * tw];
|
|
for (x = tilec->x0; x < tilec->x1; x++) {
|
|
*tile_data++ = (*data++ - adjust) << 11;
|
|
}
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
/*----------------MCT-------------------*/
|
|
if (tcd_tcp->mct) {
|
|
int samples = (tile->comps[0].x1 - tile->comps[0].x0) * (tile->comps[0].y1 - tile->comps[0].y0);
|
|
if (tcd_tcp->tccps[0].qmfbid == 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);
|
|
}
|
|
}
|
|
|
|
/*----------------DWT---------------------*/
|
|
|
|
for (compno = 0; compno < tile->numcomps; compno++) {
|
|
opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
|
|
if (tcd_tcp->tccps[compno].qmfbid == 1) {
|
|
dwt_encode(tilec);
|
|
} else if (tcd_tcp->tccps[compno].qmfbid == 0) {
|
|
dwt_encode_real(tilec);
|
|
}
|
|
}
|
|
|
|
/*------------------TIER1-----------------*/
|
|
t1 = t1_create(tcd->cinfo);
|
|
t1_encode_cblks(t1, tile, tcd_tcp);
|
|
t1_destroy(t1);
|
|
|
|
/*-----------RATE-ALLOCATE------------------*/
|
|
|
|
/* INDEX */
|
|
if(cstr_info) {
|
|
cstr_info->index_write = 0;
|
|
}
|
|
if (cp->disto_alloc || cp->fixed_quality) { /* fixed_quality */
|
|
/* Normal Rate/distortion allocation */
|
|
tcd_rateallocate(tcd, dest, len, cstr_info);
|
|
} else {
|
|
/* Fixed layer allocation */
|
|
tcd_rateallocate_fixed(tcd);
|
|
}
|
|
}
|
|
/*--------------TIER2------------------*/
|
|
|
|
/* INDEX */
|
|
if(cstr_info) {
|
|
cstr_info->index_write = 1;
|
|
}
|
|
|
|
t2 = t2_create(tcd->cinfo, image, cp);
|
|
l = t2_encode_packets(t2,tileno, tile, tcd_tcp->numlayers, dest, len, cstr_info,tcd->tp_num,tcd->tp_pos,tcd->cur_pino,FINAL_PASS);
|
|
t2_destroy(t2);
|
|
|
|
/*---------------CLEAN-------------------*/
|
|
|
|
|
|
if(tcd->cur_tp_num == tcd->cur_totnum_tp - 1){
|
|
tcd->encoding_time = opj_clock() - tcd->encoding_time;
|
|
opj_event_msg(tcd->cinfo, EVT_INFO, "- tile encoded in %f s\n", tcd->encoding_time);
|
|
|
|
/* cleaning memory */
|
|
for (compno = 0; compno < tile->numcomps; compno++) {
|
|
opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
|
|
opj_aligned_free(tilec->data);
|
|
}
|
|
}
|
|
|
|
return l;
|
|
}
|
|
|
|
bool tcd_decode_tile(opj_tcd_t *tcd, unsigned char *src, int len, int tileno, opj_codestream_info_t *cstr_info) {
|
|
int l;
|
|
int compno;
|
|
int eof = 0;
|
|
double tile_time, t1_time, dwt_time;
|
|
opj_tcd_tile_t *tile = NULL;
|
|
|
|
opj_t1_t *t1 = NULL; /* T1 component */
|
|
opj_t2_t *t2 = NULL; /* T2 component */
|
|
|
|
tcd->tcd_tileno = tileno;
|
|
tcd->tcd_tile = &(tcd->tcd_image->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 of %d\n", tileno + 1, tcd->cp->tw * tcd->cp->th);
|
|
|
|
/* INDEX >> */
|
|
if(cstr_info) {
|
|
int i, numpacks = 0;
|
|
opj_tcp_t *tcp = &tcd->cp->tcps[0];
|
|
opj_tccp_t *tccp = &tcp->tccps[0];
|
|
opj_tcd_tilecomp_t *tilec_idx = &tile->comps[0]; /* based on component 0 */
|
|
for (i = 0; i < tilec_idx->numresolutions; i++) {
|
|
opj_tcd_resolution_t *res_idx = &tilec_idx->resolutions[i];
|
|
cstr_info->tile[tileno].pw[i] = res_idx->pw;
|
|
cstr_info->tile[tileno].ph[i] = res_idx->ph;
|
|
numpacks += res_idx->pw * res_idx->ph;
|
|
if (tccp->csty & J2K_CP_CSTY_PRT) {
|
|
cstr_info->tile[tileno].pdx[i] = tccp->prcw[i];
|
|
cstr_info->tile[tileno].pdy[i] = tccp->prch[i];
|
|
}
|
|
else {
|
|
cstr_info->tile[tileno].pdx[i] = 15;
|
|
cstr_info->tile[tileno].pdx[i] = 15;
|
|
}
|
|
}
|
|
cstr_info->tile[tileno].packet = (opj_packet_info_t *) opj_malloc(cstr_info->numcomps * cstr_info->numlayers * numpacks * sizeof(opj_packet_info_t));
|
|
cstr_info->packno = 0;
|
|
}
|
|
/* << INDEX */
|
|
|
|
/*--------------TIER2------------------*/
|
|
|
|
t2 = t2_create(tcd->cinfo, tcd->image, tcd->cp);
|
|
l = t2_decode_packets(t2, src, len, tileno, tile, cstr_info);
|
|
t2_destroy(t2);
|
|
|
|
if (l == -999) {
|
|
eof = 1;
|
|
opj_event_msg(tcd->cinfo, EVT_ERROR, "tcd_decode: incomplete bistream\n");
|
|
}
|
|
|
|
/*------------------TIER1-----------------*/
|
|
|
|
t1_time = opj_clock(); /* time needed to decode a tile */
|
|
t1 = t1_create(tcd->cinfo);
|
|
t1_decode_cblks(t1, tile, tcd->tcp);
|
|
t1_destroy(t1);
|
|
t1_time = opj_clock() - t1_time;
|
|
opj_event_msg(tcd->cinfo, EVT_INFO, "- tiers-1 took %f s\n", t1_time);
|
|
|
|
/*----------------DWT---------------------*/
|
|
|
|
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];
|
|
if (tcd->cp->reduce != 0) {
|
|
tcd->image->comps[compno].resno_decoded =
|
|
tile->comps[compno].numresolutions - tcd->cp->reduce - 1;
|
|
}
|
|
|
|
if (tcd->tcp->tccps[compno].qmfbid == 1) {
|
|
dwt_decode(tilec, tilec->numresolutions - 1 - tcd->image->comps[compno].resno_decoded);
|
|
} else {
|
|
dwt_decode_real(tilec, tilec->numresolutions - 1 - tcd->image->comps[compno].resno_decoded);
|
|
}
|
|
|
|
if (tile->comps[compno].numresolutions > 0) {
|
|
tcd->image->comps[compno].factor = tile->comps[compno].numresolutions - (tcd->image->comps[compno].resno_decoded + 1);
|
|
}
|
|
}
|
|
dwt_time = opj_clock() - dwt_time;
|
|
opj_event_msg(tcd->cinfo, EVT_INFO, "- dwt took %f s\n", dwt_time);
|
|
|
|
/*----------------MCT-------------------*/
|
|
|
|
if (tcd->tcp->mct) {
|
|
if (tcd->tcp->tccps[0].qmfbid == 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));
|
|
} 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-------------------*/
|
|
|
|
for (compno = 0; compno < tile->numcomps; compno++) {
|
|
opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
|
|
opj_tcd_resolution_t *res = &tilec->resolutions[tcd->image->comps[compno].resno_decoded];
|
|
int adjust = tcd->image->comps[compno].sgnd ? 0 : 1 << (tcd->image->comps[compno].prec - 1);
|
|
int min = tcd->image->comps[compno].sgnd ?
|
|
-(1 << (tcd->image->comps[compno].prec - 1)) : 0;
|
|
int max = tcd->image->comps[compno].sgnd ?
|
|
(1 << (tcd->image->comps[compno].prec - 1)) - 1 : (1 << tcd->image->comps[compno].prec) - 1;
|
|
|
|
int tw = tilec->x1 - tilec->x0;
|
|
int w = tcd->image->comps[compno].w;
|
|
|
|
int i, j;
|
|
int offset_x = int_ceildivpow2(tcd->image->comps[compno].x0, tcd->image->comps[compno].factor);
|
|
int offset_y = int_ceildivpow2(tcd->image->comps[compno].y0, tcd->image->comps[compno].factor);
|
|
|
|
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]) / 8192.0);
|
|
|
|
if (tcd->tcp->tccps[compno].qmfbid == 1) {
|
|
v = tilec->data[i - res->x0 + (j - res->y0) * tw];
|
|
} else {
|
|
int tmp2 = ((int) (floor(fabs(tmp)))) + ((int) floor(fabs(tmp*2))%2);
|
|
v = ((tmp < 0) ? -tmp2:tmp2);
|
|
}
|
|
v += adjust;
|
|
|
|
tcd->image->comps[compno].data[(i - offset_x) + (j - offset_y) * w] = int_clamp(v, min, max);
|
|
}
|
|
}
|
|
}
|
|
|
|
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_aligned_free(tcd->tcd_image->tiles[tileno].comps[compno].data);
|
|
tcd->tcd_image->tiles[tileno].comps[compno].data = NULL;
|
|
}
|
|
|
|
if (eof) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void tcd_free_decode(opj_tcd_t *tcd) {
|
|
opj_tcd_image_t *tcd_image = tcd->tcd_image;
|
|
if (tcd_image->tiles != NULL) opj_free(tcd_image->tiles);
|
|
}
|
|
|
|
void tcd_free_decode_tile(opj_tcd_t *tcd, int tileno) {
|
|
int compno,resno,bandno,precno;
|
|
|
|
opj_tcd_image_t *tcd_image = tcd->tcd_image;
|
|
|
|
opj_tcd_tile_t *tile = &tcd_image->tiles[tileno];
|
|
for (compno = 0; compno < tile->numcomps; compno++) {
|
|
opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
|
|
for (resno = 0; resno < tilec->numresolutions; 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->ph * res->pw; 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);
|
|
}
|
|
if (band->precincts != NULL) opj_free(band->precincts);
|
|
}
|
|
}
|
|
if (tilec->resolutions != NULL) opj_free(tilec->resolutions);
|
|
}
|
|
if (tile->comps != NULL) opj_free(tile->comps);
|
|
}
|
|
|
|
|
|
|
|
|