/*
-* Copyright (c) 2001-2002, David Janssens
-* Copyright (c) 2002-2004, Yannick Verschueren
-* Copyright (c) 2002-2004, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium
-* All rights reserved.
-*
-* Redistribution and use in source and binary forms, with or without
-* modification, are permitted provided that the following conditions
-* are met:
-* 1. Redistributions of source code must retain the above copyright
-* notice, this list of conditions and the following disclaimer.
-* 2. Redistributions in binary form must reproduce the above copyright
-* notice, this list of conditions and the following disclaimer in the
-* documentation and/or other materials provided with the distribution.
-*
-* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
-* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
-* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-* POSSIBILITY OF SUCH DAMAGE.
+ * Copyright (c) 2001-2003, David Janssens
+ * Copyright (c) 2002-2003, Yannick Verschueren
+ * Copyright (c) 2003-2005, Francois Devaux and Antonin Descampe
+ * Copyright (c) 2005, Hervé Drolon, FreeImage Team
+ * Copyright (c) 2002-2005, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "opj_includes.h"
+
+/** @defgroup J2K J2K - JPEG-2000 codestream reader/writer */
+/*@{*/
+
+/** @name Local static functions */
+/*@{*/
+
+/**
+Write the SOC marker (Start Of Codestream)
+@param j2k J2K handle
+*/
+static void j2k_write_soc(opj_j2k_t *j2k);
+/**
+Read the SOC marker (Start of Codestream)
+@param j2k J2K handle
+*/
+static void j2k_read_soc(opj_j2k_t *j2k);
+/**
+Write the SIZ marker (image and tile size)
+@param j2k J2K handle
+*/
+static void j2k_write_siz(opj_j2k_t *j2k);
+/**
+Read the SIZ marker (image and tile size)
+@param j2k J2K handle
+*/
+static void j2k_read_siz(opj_j2k_t *j2k);
+/**
+Write the COM marker (comment)
+@param j2k J2K handle
+*/
+static void j2k_write_com(opj_j2k_t *j2k);
+/**
+Read the COM marker (comment)
+@param j2k J2K handle
+*/
+static void j2k_read_com(opj_j2k_t *j2k);
+/**
+Write the value concerning the specified component in the marker COD and COC
+@param j2k J2K handle
+@param compno Number of the component concerned by the information written
+*/
+static void j2k_write_cox(opj_j2k_t *j2k, int compno);
+/**
+Read the value concerning the specified component in the marker COD and COC
+@param j2k J2K handle
+@param compno Number of the component concerned by the information read
+*/
+static void j2k_read_cox(opj_j2k_t *j2k, int compno);
+/**
+Write the COD marker (coding style default)
+@param j2k J2K handle
+*/
+static void j2k_write_cod(opj_j2k_t *j2k);
+/**
+Read the COD marker (coding style default)
+@param j2k J2K handle
+*/
+static void j2k_read_cod(opj_j2k_t *j2k);
+/**
+Write the COC marker (coding style component)
+@param j2k J2K handle
+@param compno Number of the component concerned by the information written
+*/
+static void j2k_write_coc(opj_j2k_t *j2k, int compno);
+/**
+Read the COC marker (coding style component)
+@param j2k J2K handle
+*/
+static void j2k_read_coc(opj_j2k_t *j2k);
+/**
+Write the value concerning the specified component in the marker QCD and QCC
+@param j2k J2K handle
+@param compno Number of the component concerned by the information written
+*/
+static void j2k_write_qcx(opj_j2k_t *j2k, int compno);
+/**
+Read the value concerning the specified component in the marker QCD and QCC
+@param j2k J2K handle
+@param compno Number of the component concern by the information read
+@param len Length of the information in the QCX part of the marker QCD/QCC
+*/
+static void j2k_read_qcx(opj_j2k_t *j2k, int compno, int len);
+/**
+Write the QCD marker (quantization default)
+@param j2k J2K handle
+*/
+static void j2k_write_qcd(opj_j2k_t *j2k);
+/**
+Read the QCD marker (quantization default)
+@param j2k J2K handle
+*/
+static void j2k_read_qcd(opj_j2k_t *j2k);
+/**
+Write the QCC marker (quantization component)
+@param j2k J2K handle
+@param compno Number of the component concerned by the information written
+*/
+static void j2k_write_qcc(opj_j2k_t *j2k, int compno);
+/**
+Read the QCC marker (quantization component)
+@param j2k J2K handle
+*/
+static void j2k_read_qcc(opj_j2k_t *j2k);
+/**
+Write the POC marker (progression order change)
+@param j2k J2K handle
+*/
+static void j2k_write_poc(opj_j2k_t *j2k);
+/**
+Read the POC marker (progression order change)
+@param j2k J2K handle
+*/
+static void j2k_read_poc(opj_j2k_t *j2k);
+/**
+Read the CRG marker (component registration)
+@param j2k J2K handle
+*/
+static void j2k_read_crg(opj_j2k_t *j2k);
+/**
+Read the TLM marker (tile-part lengths)
+@param j2k J2K handle
+*/
+static void j2k_read_tlm(opj_j2k_t *j2k);
+/**
+Read the PLM marker (packet length, main header)
+@param j2k J2K handle
+*/
+static void j2k_read_plm(opj_j2k_t *j2k);
+/**
+Read the PLT marker (packet length, tile-part header)
+@param j2k J2K handle
+*/
+static void j2k_read_plt(opj_j2k_t *j2k);
+/**
+Read the PPM marker (packet packet headers, main header)
+@param j2k J2K handle
+*/
+static void j2k_read_ppm(opj_j2k_t *j2k);
+/**
+Read the PPT marker (packet packet headers, tile-part header)
+@param j2k J2K handle
+*/
+static void j2k_read_ppt(opj_j2k_t *j2k);
+/**
+Write the SOT marker (start of tile-part)
+@param j2k J2K handle
+*/
+static void j2k_write_sot(opj_j2k_t *j2k);
+/**
+Read the SOT marker (start of tile-part)
+@param j2k J2K handle
*/
+static void j2k_read_sot(opj_j2k_t *j2k);
+/**
+Write the SOD marker (start of data)
+@param j2k J2K handle
+@param tile_coder Pointer to a TCD handle
+*/
+static void j2k_write_sod(opj_j2k_t *j2k, void *tile_coder);
+/**
+Read the SOD marker (start of data)
+@param j2k J2K handle
+*/
+static void j2k_read_sod(opj_j2k_t *j2k);
+/**
+Write the RGN marker (region-of-interest)
+@param j2k J2K handle
+@param compno Number of the component concerned by the information written
+@param tileno Number of the tile concerned by the information written
+*/
+static void j2k_write_rgn(opj_j2k_t *j2k, int compno, int tileno);
+/**
+Read the RGN marker (region-of-interest)
+@param j2k J2K handle
+*/
+static void j2k_read_rgn(opj_j2k_t *j2k);
+/**
+Write the EOC marker (end of codestream)
+@param j2k J2K handle
+*/
+static void j2k_write_eoc(opj_j2k_t *j2k);
+/**
+Read the EOC marker (end of codestream)
+@param j2k J2K handle
+*/
+static void j2k_read_eoc(opj_j2k_t *j2k);
+/**
+Read an unknown marker
+@param j2k J2K handle
+*/
+static void j2k_read_unk(opj_j2k_t *j2k);
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <setjmp.h>
-#include <math.h>
-
-#include "j2k.h"
-#include "cio.h"
-#include "tcd.h"
-#include "dwt.h"
-#include "int.h"
-#include "jpt.h"
-
-#define J2K_MS_SOC 0xff4f
-#define J2K_MS_SOT 0xff90
-#define J2K_MS_SOD 0xff93
-#define J2K_MS_EOC 0xffd9
-#define J2K_MS_SIZ 0xff51
-#define J2K_MS_COD 0xff52
-#define J2K_MS_COC 0xff53
-#define J2K_MS_RGN 0xff5e
-#define J2K_MS_QCD 0xff5c
-#define J2K_MS_QCC 0xff5d
-#define J2K_MS_POC 0xff5f
-#define J2K_MS_TLM 0xff55
-#define J2K_MS_PLM 0xff57
-#define J2K_MS_PLT 0xff58
-#define J2K_MS_PPM 0xff60
-#define J2K_MS_PPT 0xff61
-#define J2K_MS_SOP 0xff91
-#define J2K_MS_EPH 0xff92
-#define J2K_MS_CRG 0xff63
-#define J2K_MS_COM 0xff64
-
-#define J2K_STATE_MHSOC 0x0001
-#define J2K_STATE_MHSIZ 0x0002
-#define J2K_STATE_MH 0x0004
-#define J2K_STATE_TPHSOT 0x0008
-#define J2K_STATE_TPH 0x0010
-#define J2K_STATE_MT 0x0020
-#define J2K_STATE_NEOC 0x0040
-
-
-jmp_buf j2k_error;
-
-static int j2k_state;
-static int j2k_curtileno;
-j2k_tcp_t j2k_default_tcp;
-static unsigned char *j2k_eot;
-static int j2k_sot_start;
-static int pos_correction;
-
-static j2k_image_t *j2k_img;
-static j2k_cp_t *j2k_cp;
-
-static unsigned char **j2k_tile_data;
-static int *j2k_tile_len;
-
-static info_image info_IM;
-
-/* Add Patrick */
-void j2k_clean()
-{
- int tileno = 0;
-#ifndef NO_PACKETS_DECODING
- tcd_free_encode(j2k_img, j2k_cp, j2k_curtileno);
-#endif
-
- if (info_IM.index_on) {
- for (tileno = 0; tileno < j2k_cp->tw * j2k_cp->th; tileno++) {
- free(info_IM.tile[tileno].packet);
- }
- free(info_IM.tile);
- }
-}
+/*@}*/
-/* \Add Patrick */
+/*@}*/
-void j2k_dump_image(j2k_image_t * img)
-{
+/* ----------------------------------------------------------------------- */
+
+void j2k_dump_image(FILE *fd, opj_image_t * img) {
int compno;
- fprintf(stdout, "image {\n");
- fprintf(stdout, " x0=%d, y0=%d, x1=%d, y1=%d\n", img->x0, img->y0,
- img->x1, img->y1);
- fprintf(stdout, " numcomps=%d\n", img->numcomps);
+ fprintf(fd, "image {\n");
+ fprintf(fd, " x0=%d, y0=%d, x1=%d, y1=%d\n", img->x0, img->y0, img->x1, img->y1);
+ fprintf(fd, " numcomps=%d\n", img->numcomps);
for (compno = 0; compno < img->numcomps; compno++) {
- j2k_comp_t *comp = &img->comps[compno];
- fprintf(stdout, " comp %d {\n", compno);
- fprintf(stdout, " dx=%d, dy=%d\n", comp->dx, comp->dy);
- fprintf(stdout, " prec=%d\n", comp->prec);
- fprintf(stdout, " sgnd=%d\n", comp->sgnd);
- fprintf(stdout, " }\n");
- }
- fprintf(stdout, "}\n");
+ opj_image_comp_t *comp = &img->comps[compno];
+ fprintf(fd, " comp %d {\n", compno);
+ fprintf(fd, " dx=%d, dy=%d\n", comp->dx, comp->dy);
+ fprintf(fd, " prec=%d\n", comp->prec);
+ fprintf(fd, " sgnd=%d\n", comp->sgnd);
+ fprintf(fd, " }\n");
+ }
+ fprintf(fd, "}\n");
}
-void j2k_dump_cp(j2k_image_t * img, j2k_cp_t * cp)
-{
+void j2k_dump_cp(FILE *fd, opj_image_t * img, opj_cp_t * cp) {
int tileno, compno, layno, bandno, resno, numbands;
- fprintf(stdout, "coding parameters {\n");
- fprintf(stdout, " tx0=%d, ty0=%d\n", cp->tx0, cp->ty0);
- fprintf(stdout, " tdx=%d, tdy=%d\n", cp->tdx, cp->tdy);
- fprintf(stdout, " tw=%d, th=%d\n", cp->tw, cp->th);
+ fprintf(fd, "coding parameters {\n");
+ fprintf(fd, " tx0=%d, ty0=%d\n", cp->tx0, cp->ty0);
+ fprintf(fd, " tdx=%d, tdy=%d\n", cp->tdx, cp->tdy);
+ fprintf(fd, " tw=%d, th=%d\n", cp->tw, cp->th);
for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
- j2k_tcp_t *tcp = &cp->tcps[tileno];
- fprintf(stdout, " tile %d {\n", tileno);
- fprintf(stdout, " csty=%x\n", tcp->csty);
- fprintf(stdout, " prg=%d\n", tcp->prg);
- fprintf(stdout, " numlayers=%d\n", tcp->numlayers);
- fprintf(stdout, " mct=%d\n", tcp->mct);
- fprintf(stdout, " rates=");
+ opj_tcp_t *tcp = &cp->tcps[tileno];
+ fprintf(fd, " tile %d {\n", tileno);
+ fprintf(fd, " csty=%x\n", tcp->csty);
+ fprintf(fd, " prg=%d\n", tcp->prg);
+ fprintf(fd, " numlayers=%d\n", tcp->numlayers);
+ fprintf(fd, " mct=%d\n", tcp->mct);
+ fprintf(fd, " rates=");
for (layno = 0; layno < tcp->numlayers; layno++) {
- fprintf(stdout, "%d ", tcp->rates[layno]);
+ fprintf(fd, "%d ", tcp->rates[layno]);
}
- fprintf(stdout, "\n");
+ fprintf(fd, "\n");
for (compno = 0; compno < img->numcomps; compno++) {
- j2k_tccp_t *tccp = &tcp->tccps[compno];
- fprintf(stdout, " comp %d {\n", compno);
- fprintf(stdout, " csty=%x\n", tccp->csty);
- fprintf(stdout, " numresolutions=%d\n", tccp->numresolutions);
- fprintf(stdout, " cblkw=%d\n", tccp->cblkw);
- fprintf(stdout, " cblkh=%d\n", tccp->cblkh);
- fprintf(stdout, " cblksty=%x\n", tccp->cblksty);
- fprintf(stdout, " qmfbid=%d\n", tccp->qmfbid);
- fprintf(stdout, " qntsty=%d\n", tccp->qntsty);
- fprintf(stdout, " numgbits=%d\n", tccp->numgbits);
- fprintf(stdout, " roishift=%d\n", tccp->roishift);
- fprintf(stdout, " stepsizes=");
- numbands =
- tccp->qntsty ==
- J2K_CCP_QNTSTY_SIQNT ? 1 : tccp->numresolutions * 3 - 2;
+ opj_tccp_t *tccp = &tcp->tccps[compno];
+ fprintf(fd, " comp %d {\n", compno);
+ fprintf(fd, " csty=%x\n", tccp->csty);
+ fprintf(fd, " numresolutions=%d\n", tccp->numresolutions);
+ fprintf(fd, " cblkw=%d\n", tccp->cblkw);
+ fprintf(fd, " cblkh=%d\n", tccp->cblkh);
+ fprintf(fd, " cblksty=%x\n", tccp->cblksty);
+ fprintf(fd, " qmfbid=%d\n", tccp->qmfbid);
+ fprintf(fd, " qntsty=%d\n", tccp->qntsty);
+ fprintf(fd, " numgbits=%d\n", tccp->numgbits);
+ fprintf(fd, " roishift=%d\n", tccp->roishift);
+ fprintf(fd, " stepsizes=");
+ numbands = tccp->qntsty == J2K_CCP_QNTSTY_SIQNT ? 1 : tccp->numresolutions * 3 - 2;
for (bandno = 0; bandno < numbands; bandno++) {
- fprintf(stdout, "(%d,%d) ", tccp->stepsizes[bandno].mant,
- tccp->stepsizes[bandno].expn);
+ fprintf(fd, "(%d,%d) ", tccp->stepsizes[bandno].mant,
+ tccp->stepsizes[bandno].expn);
}
- fprintf(stdout, "\n");
+ fprintf(fd, "\n");
if (tccp->csty & J2K_CCP_CSTY_PRT) {
- fprintf(stdout, " prcw=");
- for (resno = 0; resno < tccp->numresolutions; resno++) {
- fprintf(stdout, "%d ", tccp->prcw[resno]);
- }
- fprintf(stdout, "\n");
- fprintf(stdout, " prch=");
- for (resno = 0; resno < tccp->numresolutions; resno++) {
- fprintf(stdout, "%d ", tccp->prch[resno]);
- }
- fprintf(stdout, "\n");
+ fprintf(fd, " prcw=");
+ for (resno = 0; resno < tccp->numresolutions; resno++) {
+ fprintf(fd, "%d ", tccp->prcw[resno]);
+ }
+ fprintf(fd, "\n");
+ fprintf(fd, " prch=");
+ for (resno = 0; resno < tccp->numresolutions; resno++) {
+ fprintf(fd, "%d ", tccp->prch[resno]);
+ }
+ fprintf(fd, "\n");
}
- fprintf(stdout, " }\n");
+ fprintf(fd, " }\n");
}
- fprintf(stdout, " }\n");
+ fprintf(fd, " }\n");
}
- fprintf(stdout, "}\n");
+ fprintf(fd, "}\n");
}
-void j2k_write_soc()
-{
- cio_write(J2K_MS_SOC, 2);
+/* ----------------------------------------------------------------------- */
+
+static void j2k_write_soc(opj_j2k_t *j2k) {
+ opj_cio_t *cio = j2k->cio;
+ cio_write(cio, J2K_MS_SOC, 2);
}
-void j2k_read_soc()
-{
- j2k_state = J2K_STATE_MHSIZ;
+static void j2k_read_soc(opj_j2k_t *j2k) {
+ j2k->state = J2K_STATE_MHSIZ;
}
-void j2k_write_siz()
-{
+static void j2k_write_siz(opj_j2k_t *j2k) {
int i;
int lenp, len;
-
- cio_write(J2K_MS_SIZ, 2); /* SIZ */
- lenp = cio_tell();
- cio_skip(2);
- cio_write(0, 2); /* Rsiz (capabilities) */
- cio_write(j2k_img->x1, 4); /* Xsiz */
- cio_write(j2k_img->y1, 4); /* Ysiz */
- cio_write(j2k_img->x0, 4); /* X0siz */
- cio_write(j2k_img->y0, 4); /* Y0siz */
- cio_write(j2k_cp->tdx, 4); /* XTsiz */
- cio_write(j2k_cp->tdy, 4); /* YTsiz */
- cio_write(j2k_cp->tx0, 4); /* XT0siz */
- cio_write(j2k_cp->ty0, 4); /* YT0siz */
- cio_write(j2k_img->numcomps, 2); /* Csiz */
- for (i = 0; i < j2k_img->numcomps; i++) {
- cio_write(j2k_img->comps[i].prec - 1 + (j2k_img->comps[i].sgnd << 7), 1); /* Ssiz_i */
- cio_write(j2k_img->comps[i].dx, 1); /* XRsiz_i */
- cio_write(j2k_img->comps[i].dy, 1); /* YRsiz_i */
- }
- len = cio_tell() - lenp;
- cio_seek(lenp);
- cio_write(len, 2); /* Lsiz */
- cio_seek(lenp + len);
-
+
+ opj_cio_t *cio = j2k->cio;
+ opj_image_t *image = j2k->image;
+ opj_cp_t *cp = j2k->cp;
+
+ cio_write(cio, J2K_MS_SIZ, 2); /* SIZ */
+ lenp = cio_tell(cio);
+ cio_skip(cio, 2);
+ cio_write(cio, 0, 2); /* Rsiz (capabilities) */
+ cio_write(cio, image->x1, 4); /* Xsiz */
+ cio_write(cio, image->y1, 4); /* Ysiz */
+ cio_write(cio, image->x0, 4); /* X0siz */
+ cio_write(cio, image->y0, 4); /* Y0siz */
+ cio_write(cio, cp->tdx, 4); /* XTsiz */
+ cio_write(cio, cp->tdy, 4); /* YTsiz */
+ cio_write(cio, cp->tx0, 4); /* XT0siz */
+ cio_write(cio, cp->ty0, 4); /* YT0siz */
+ cio_write(cio, image->numcomps, 2); /* Csiz */
+ for (i = 0; i < image->numcomps; i++) {
+ cio_write(cio, image->comps[i].prec - 1 + (image->comps[i].sgnd << 7), 1); /* Ssiz_i */
+ cio_write(cio, image->comps[i].dx, 1); /* XRsiz_i */
+ cio_write(cio, image->comps[i].dy, 1); /* YRsiz_i */
+ }
+ len = cio_tell(cio) - lenp;
+ cio_seek(cio, lenp);
+ cio_write(cio, len, 2); /* Lsiz */
+ cio_seek(cio, lenp + len);
}
-void j2k_read_siz()
-{
+static void j2k_read_siz(opj_j2k_t *j2k) {
int len, i;
- len = cio_read(2); /* Lsiz */
- cio_read(2); /* Rsiz (capabilities) */
- j2k_img->x1 = cio_read(4); /* Xsiz */
- j2k_img->y1 = cio_read(4); /* Ysiz */
- j2k_img->x0 = cio_read(4); /* X0siz */
- j2k_img->y0 = cio_read(4); /* Y0siz */
- j2k_cp->tdx = cio_read(4); /* XTsiz */
- j2k_cp->tdy = cio_read(4); /* YTsiz */
- j2k_cp->tx0 = cio_read(4); /* XT0siz */
- j2k_cp->ty0 = cio_read(4); /* YT0siz */
-
- j2k_img->numcomps = cio_read(2); /* Csiz */
- j2k_img->comps =
- (j2k_comp_t *) malloc(j2k_img->numcomps * sizeof(j2k_comp_t));
- for (i = 0; i < j2k_img->numcomps; i++) {
+ opj_cio_t *cio = j2k->cio;
+ opj_image_t *image = j2k->image;
+ opj_cp_t *cp = j2k->cp;
+
+ len = cio_read(cio, 2); /* Lsiz */
+ cio_read(cio, 2); /* Rsiz (capabilities) */
+ image->x1 = cio_read(cio, 4); /* Xsiz */
+ image->y1 = cio_read(cio, 4); /* Ysiz */
+ image->x0 = cio_read(cio, 4); /* X0siz */
+ image->y0 = cio_read(cio, 4); /* Y0siz */
+ cp->tdx = cio_read(cio, 4); /* XTsiz */
+ cp->tdy = cio_read(cio, 4); /* YTsiz */
+ cp->tx0 = cio_read(cio, 4); /* XT0siz */
+ cp->ty0 = cio_read(cio, 4); /* YT0siz */
+
+ image->numcomps = cio_read(cio, 2); /* Csiz */
+ image->comps = (opj_image_comp_t *) opj_malloc(image->numcomps * sizeof(opj_image_comp_t));
+ for (i = 0; i < image->numcomps; i++) {
int tmp, w, h;
- tmp = cio_read(1); /* Ssiz_i */
- j2k_img->comps[i].prec = (tmp & 0x7f) + 1;
- j2k_img->comps[i].sgnd = tmp >> 7;
- j2k_img->comps[i].dx = cio_read(1); /* XRsiz_i */
- j2k_img->comps[i].dy = cio_read(1); /* YRsiz_i */
- w = int_ceildiv(j2k_img->x1 - j2k_img->x0, j2k_img->comps[i].dx);
- h = int_ceildiv(j2k_img->y1 - j2k_img->y0, j2k_img->comps[i].dy);
- j2k_img->comps[i].resno_decoded = 0; /* number of resolution decoded */
- j2k_img->comps[i].factor = 0; /* reducing factor by component */
- }
-
- j2k_cp->tw = int_ceildiv(j2k_img->x1 - j2k_cp->tx0, j2k_cp->tdx);
- j2k_cp->th = int_ceildiv(j2k_img->y1 - j2k_cp->ty0, j2k_cp->tdy);
- j2k_cp->tcps =
- (j2k_tcp_t *) calloc(j2k_cp->tw * j2k_cp->th, sizeof(j2k_tcp_t));
- j2k_cp->tileno = (int *) calloc(j2k_cp->tw * j2k_cp->th, sizeof(int));
- j2k_cp->tileno_size = 0;
-
- for (i = 0; i < j2k_cp->tw * j2k_cp->th; i++) {
- j2k_cp->tcps[i].POC = 0;
- j2k_cp->tcps[i].numpocs = 0;
- j2k_cp->tcps[i].first = 1;
+ tmp = cio_read(cio, 1); /* Ssiz_i */
+ image->comps[i].prec = (tmp & 0x7f) + 1;
+ image->comps[i].sgnd = tmp >> 7;
+ image->comps[i].dx = cio_read(cio, 1); /* XRsiz_i */
+ image->comps[i].dy = cio_read(cio, 1); /* YRsiz_i */
+
+ /* TODO: unused ? */
+ w = int_ceildiv(image->x1 - image->x0, image->comps[i].dx);
+ h = int_ceildiv(image->y1 - image->y0, image->comps[i].dy);
+
+ image->comps[i].resno_decoded = 0; /* number of resolution decoded */
+ image->comps[i].factor = 0; /* reducing factor per component */
}
- /* Initialization for PPM marker */
- j2k_cp->ppm = 0;
- j2k_cp->ppm_data = NULL;
- j2k_cp->ppm_data_first = NULL;
- j2k_cp->ppm_previous = 0;
- j2k_cp->ppm_store = 0;
+ cp->tw = int_ceildiv(image->x1 - cp->tx0, cp->tdx);
+ cp->th = int_ceildiv(image->y1 - cp->ty0, cp->tdy);
+ cp->tcps = (opj_tcp_t *) opj_malloc(cp->tw * cp->th * sizeof(opj_tcp_t));
+ cp->tileno = (int *) opj_malloc(cp->tw * cp->th * sizeof(int));
+ cp->tileno_size = 0;
- j2k_default_tcp.tccps =
- (j2k_tccp_t *) calloc(sizeof(j2k_tccp_t), j2k_img->numcomps);
- for (i = 0; i < j2k_cp->tw * j2k_cp->th; i++) {
- j2k_cp->tcps[i].tccps =
- (j2k_tccp_t *) calloc(sizeof(j2k_tccp_t), j2k_img->numcomps);
+ for (i = 0; i < cp->tw * cp->th; i++) {
+ cp->tcps[i].POC = 0;
+ cp->tcps[i].numpocs = 0;
+ cp->tcps[i].first = 1;
}
- j2k_tile_data =
- (unsigned char **) calloc(j2k_cp->tw * j2k_cp->th, sizeof(char *));
- j2k_tile_len = (int *) calloc(j2k_cp->tw * j2k_cp->th, sizeof(int));
- j2k_state = J2K_STATE_MH;
-
+ /* Initialization for PPM marker */
+ cp->ppm = 0;
+ cp->ppm_data = NULL;
+ cp->ppm_data_first = NULL;
+ cp->ppm_previous = 0;
+ cp->ppm_store = 0;
+
+ j2k->default_tcp->tccps = (opj_tccp_t *) opj_malloc(sizeof(opj_tccp_t) * image->numcomps);
+ for (i = 0; i < cp->tw * cp->th; i++) {
+ cp->tcps[i].tccps = (opj_tccp_t *) opj_malloc(sizeof(opj_tccp_t) * image->numcomps);
+ }
+ j2k->tile_data = (unsigned char **) opj_malloc(cp->tw * cp->th * sizeof(unsigned char *));
+ j2k->tile_len = (int *) opj_malloc(cp->tw * cp->th * sizeof(int));
+ j2k->state = J2K_STATE_MH;
}
-void j2k_write_com()
-{
+static void j2k_write_com(opj_j2k_t *j2k) {
unsigned int i;
int lenp, len;
- char str[256];
- sprintf(str, "%s", j2k_cp->comment);
-
- cio_write(J2K_MS_COM, 2);
- lenp = cio_tell();
- cio_skip(2);
- cio_write(0, 2);
- for (i = 0; i < strlen(str); i++) {
- cio_write(str[i], 1);
+
+ if(j2k->cp->comment) {
+ opj_cio_t *cio = j2k->cio;
+ char *comment = j2k->cp->comment;
+
+ cio_write(cio, J2K_MS_COM, 2);
+ lenp = cio_tell(cio);
+ cio_skip(cio, 2);
+ cio_write(cio, 0, 2);
+ for (i = 0; i < strlen(comment); i++) {
+ cio_write(cio, comment[i], 1);
+ }
+ len = cio_tell(cio) - lenp;
+ cio_seek(cio, lenp);
+ cio_write(cio, len, 2);
+ cio_seek(cio, lenp + len);
}
- len = cio_tell() - lenp;
- cio_seek(lenp);
- cio_write(len, 2);
- cio_seek(lenp + len);
-
}
-void j2k_read_com()
-{
+static void j2k_read_com(opj_j2k_t *j2k) {
int len;
- len = cio_read(2);
- cio_skip(len - 2);
-
+ opj_cio_t *cio = j2k->cio;
+
+ len = cio_read(cio, 2);
+ cio_skip(cio, len - 2);
}
-void j2k_write_cox(int compno)
-{
+static void j2k_write_cox(opj_j2k_t *j2k, int compno) {
int i;
- j2k_tcp_t *tcp;
- j2k_tccp_t *tccp;
- tcp = &j2k_cp->tcps[j2k_curtileno];
- tccp = &tcp->tccps[compno];
+
+ opj_cp_t *cp = j2k->cp;
+ opj_tcp_t *tcp = &cp->tcps[j2k->curtileno];
+ opj_tccp_t *tccp = &tcp->tccps[compno];
+ opj_cio_t *cio = j2k->cio;
- cio_write(tccp->numresolutions - 1, 1); /* SPcox (D) */
- cio_write(tccp->cblkw - 2, 1); /* SPcox (E) */
- cio_write(tccp->cblkh - 2, 1); /* SPcox (F) */
- cio_write(tccp->cblksty, 1); /* SPcox (G) */
- cio_write(tccp->qmfbid, 1); /* SPcox (H) */
+ cio_write(cio, tccp->numresolutions - 1, 1); /* SPcox (D) */
+ cio_write(cio, tccp->cblkw - 2, 1); /* SPcox (E) */
+ cio_write(cio, tccp->cblkh - 2, 1); /* SPcox (F) */
+ cio_write(cio, tccp->cblksty, 1); /* SPcox (G) */
+ cio_write(cio, tccp->qmfbid, 1); /* SPcox (H) */
if (tccp->csty & J2K_CCP_CSTY_PRT) {
for (i = 0; i < tccp->numresolutions; i++) {
- cio_write(tccp->prcw[i] + (tccp->prch[i] << 4), 1); /* SPcox (I_i) */
+ cio_write(cio, tccp->prcw[i] + (tccp->prch[i] << 4), 1); /* SPcox (I_i) */
}
}
}
-void j2k_read_cox(int compno)
-{
+static void j2k_read_cox(opj_j2k_t *j2k, int compno) {
int i;
- j2k_tcp_t *tcp;
- j2k_tccp_t *tccp;
- tcp =
- j2k_state ==
- J2K_STATE_TPH ? &j2k_cp->tcps[j2k_curtileno] : &j2k_default_tcp;
- tccp = &tcp->tccps[compno];
- tccp->numresolutions = cio_read(1) + 1; /* SPcox (D) */
- //Check the reduce value
- j2k_cp->reduce=int_min((tccp->numresolutions)-1,j2k_cp->reduce);
- tccp->cblkw = cio_read(1) + 2; /* SPcox (E) */
- tccp->cblkh = cio_read(1) + 2; /* SPcox (F) */
- tccp->cblksty = cio_read(1); /* SPcox (G) */
- tccp->qmfbid = cio_read(1); /* SPcox (H) */
+
+ opj_cp_t *cp = j2k->cp;
+ opj_tcp_t *tcp = j2k->state == J2K_STATE_TPH ? &cp->tcps[j2k->curtileno] : j2k->default_tcp;
+ opj_tccp_t *tccp = &tcp->tccps[compno];
+ opj_cio_t *cio = j2k->cio;
+
+ tccp->numresolutions = cio_read(cio, 1) + 1; /* SPcox (D) */
+
+ /* check the reduce value */
+ cp->reduce = int_min((tccp->numresolutions)-1, cp->reduce);
+ tccp->cblkw = cio_read(cio, 1) + 2; /* SPcox (E) */
+ tccp->cblkh = cio_read(cio, 1) + 2; /* SPcox (F) */
+ tccp->cblksty = cio_read(cio, 1); /* SPcox (G) */
+ tccp->qmfbid = cio_read(cio, 1); /* SPcox (H) */
if (tccp->csty & J2K_CP_CSTY_PRT) {
for (i = 0; i < tccp->numresolutions; i++) {
- int tmp = cio_read(1); /* SPcox (I_i) */
+ int tmp = cio_read(cio, 1); /* SPcox (I_i) */
tccp->prcw[i] = tmp & 0xf;
tccp->prch[i] = tmp >> 4;
}
}
}
-void j2k_write_cod()
-{
- j2k_tcp_t *tcp;
+static void j2k_write_cod(opj_j2k_t *j2k) {
+ opj_cp_t *cp = NULL;
+ opj_tcp_t *tcp = NULL;
int lenp, len;
+
+ opj_cio_t *cio = j2k->cio;
- cio_write(J2K_MS_COD, 2); /* COD */
+ cio_write(cio, J2K_MS_COD, 2); /* COD */
- lenp = cio_tell();
- cio_skip(2);
+ lenp = cio_tell(cio);
+ cio_skip(cio, 2);
- tcp = &j2k_cp->tcps[j2k_curtileno];
- cio_write(tcp->csty, 1); /* Scod */
- cio_write(tcp->prg, 1); /* SGcod (A) */
- cio_write(tcp->numlayers, 2); /* SGcod (B) */
- cio_write(tcp->mct, 1); /* SGcod (C) */
+ cp = j2k->cp;
+ tcp = &cp->tcps[j2k->curtileno];
+
+ cio_write(cio, tcp->csty, 1); /* Scod */
+ cio_write(cio, tcp->prg, 1); /* SGcod (A) */
+ cio_write(cio, tcp->numlayers, 2); /* SGcod (B) */
+ cio_write(cio, tcp->mct, 1); /* SGcod (C) */
- j2k_write_cox(0);
- len = cio_tell() - lenp;
- cio_seek(lenp);
- cio_write(len, 2); /* Lcod */
- cio_seek(lenp + len);
+ j2k_write_cox(j2k, 0);
+ len = cio_tell(cio) - lenp;
+ cio_seek(cio, lenp);
+ cio_write(cio, len, 2); /* Lcod */
+ cio_seek(cio, lenp + len);
}
-void j2k_read_cod()
-{
+static void j2k_read_cod(opj_j2k_t *j2k) {
int len, i, pos;
- j2k_tcp_t *tcp;
-
- tcp =
- j2k_state ==
- J2K_STATE_TPH ? &j2k_cp->tcps[j2k_curtileno] : &j2k_default_tcp;
- len = cio_read(2); /* Lcod */
- tcp->csty = cio_read(1); /* Scod */
- tcp->prg = cio_read(1); /* SGcod (A) */
- tcp->numlayers = cio_read(2); /* SGcod (B) */
- tcp->mct = cio_read(1); /* SGcod (C) */
-
- pos = cio_tell();
- for (i = 0; i < j2k_img->numcomps; i++) {
+
+ opj_cio_t *cio = j2k->cio;
+ opj_cp_t *cp = j2k->cp;
+ opj_tcp_t *tcp = j2k->state == J2K_STATE_TPH ? &cp->tcps[j2k->curtileno] : j2k->default_tcp;
+ opj_image_t *image = j2k->image;
+
+ len = cio_read(cio, 2); /* Lcod */
+ tcp->csty = cio_read(cio, 1); /* Scod */
+ tcp->prg = (OPJ_PROG_ORDER)cio_read(cio, 1); /* SGcod (A) */
+ tcp->numlayers = cio_read(cio, 2); /* SGcod (B) */
+ tcp->mct = cio_read(cio, 1); /* SGcod (C) */
+
+ pos = cio_tell(cio);
+ for (i = 0; i < image->numcomps; i++) {
tcp->tccps[i].csty = tcp->csty & J2K_CP_CSTY_PRT;
- cio_seek(pos);
- j2k_read_cox(i);
+ cio_seek(cio, pos);
+ j2k_read_cox(j2k, i);
}
}
-void j2k_write_coc(int compno)
-{
- j2k_tcp_t *tcp;
+static void j2k_write_coc(opj_j2k_t *j2k, int compno) {
int lenp, len;
-
- cio_write(J2K_MS_COC, 2); /* COC */
- lenp = cio_tell();
- cio_skip(2);
- tcp = &j2k_cp->tcps[j2k_curtileno];
- cio_write(compno, j2k_img->numcomps <= 256 ? 1 : 2); /* Ccoc */
- cio_write(tcp->tccps[compno].csty, 1); /* Scoc */
- j2k_write_cox(compno);
- len = cio_tell() - lenp;
- cio_seek(lenp);
- cio_write(len, 2); /* Lcoc */
- cio_seek(lenp + len);
+
+ opj_cp_t *cp = j2k->cp;
+ opj_tcp_t *tcp = &cp->tcps[j2k->curtileno];
+ opj_image_t *image = j2k->image;
+ opj_cio_t *cio = j2k->cio;
+
+ cio_write(cio, J2K_MS_COC, 2); /* COC */
+ lenp = cio_tell(cio);
+ cio_skip(cio, 2);
+ cio_write(cio, compno, image->numcomps <= 256 ? 1 : 2); /* Ccoc */
+ cio_write(cio, tcp->tccps[compno].csty, 1); /* Scoc */
+ j2k_write_cox(j2k, compno);
+ len = cio_tell(cio) - lenp;
+ cio_seek(cio, lenp);
+ cio_write(cio, len, 2); /* Lcoc */
+ cio_seek(cio, lenp + len);
}
-void j2k_read_coc()
-{
+static void j2k_read_coc(opj_j2k_t *j2k) {
int len, compno;
- j2k_tcp_t *tcp;
-
- tcp =
- j2k_state ==
- J2K_STATE_TPH ? &j2k_cp->tcps[j2k_curtileno] : &j2k_default_tcp;
- len = cio_read(2); /* Lcoc */
- compno = cio_read(j2k_img->numcomps <= 256 ? 1 : 2); /* Ccoc */
- tcp->tccps[compno].csty = cio_read(1); /* Scoc */
- j2k_read_cox(compno);
+
+ opj_cp_t *cp = j2k->cp;
+ opj_tcp_t *tcp = j2k->state == J2K_STATE_TPH ? &cp->tcps[j2k->curtileno] : j2k->default_tcp;
+ opj_image_t *image = j2k->image;
+ opj_cio_t *cio = j2k->cio;
+
+ len = cio_read(cio, 2); /* Lcoc */
+ compno = cio_read(cio, image->numcomps <= 256 ? 1 : 2); /* Ccoc */
+ tcp->tccps[compno].csty = cio_read(cio, 1); /* Scoc */
+ j2k_read_cox(j2k, compno);
}
-void j2k_write_qcx(int compno)
-{
- j2k_tcp_t *tcp;
- j2k_tccp_t *tccp;
+static void j2k_write_qcx(opj_j2k_t *j2k, int compno) {
int bandno, numbands;
int expn, mant;
- tcp = &j2k_cp->tcps[j2k_curtileno];
- tccp = &tcp->tccps[compno];
+ opj_cp_t *cp = j2k->cp;
+ opj_tcp_t *tcp = &cp->tcps[j2k->curtileno];
+ opj_tccp_t *tccp = &tcp->tccps[compno];
+ opj_cio_t *cio = j2k->cio;
- cio_write(tccp->qntsty + (tccp->numgbits << 5), 1); /* Sqcx */
- numbands =
- tccp->qntsty ==
- J2K_CCP_QNTSTY_SIQNT ? 1 : tccp->numresolutions * 3 - 2;
+ cio_write(cio, tccp->qntsty + (tccp->numgbits << 5), 1); /* Sqcx */
+ numbands = tccp->qntsty == J2K_CCP_QNTSTY_SIQNT ? 1 : tccp->numresolutions * 3 - 2;
for (bandno = 0; bandno < numbands; bandno++) {
expn = tccp->stepsizes[bandno].expn;
mant = tccp->stepsizes[bandno].mant;
if (tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
- cio_write(expn << 3, 1); /* SPqcx_i */
+ cio_write(cio, expn << 3, 1); /* SPqcx_i */
} else {
- cio_write((expn << 11) + mant, 2); /* SPqcx_i */
+ cio_write(cio, (expn << 11) + mant, 2); /* SPqcx_i */
}
}
-
}
-void j2k_read_qcx(int compno, int len)
-{
+static void j2k_read_qcx(opj_j2k_t *j2k, int compno, int len) {
int tmp;
- j2k_tcp_t *tcp;
- j2k_tccp_t *tccp;
int bandno, numbands;
-
- tcp =
- j2k_state ==
- J2K_STATE_TPH ? &j2k_cp->tcps[j2k_curtileno] : &j2k_default_tcp;
- tccp = &tcp->tccps[compno];
- tmp = cio_read(1); /* Sqcx */
+
+ opj_cp_t *cp = j2k->cp;
+ opj_tcp_t *tcp = j2k->state == J2K_STATE_TPH ? &cp->tcps[j2k->curtileno] : j2k->default_tcp;
+ opj_tccp_t *tccp = &tcp->tccps[compno];
+ opj_cio_t *cio = j2k->cio;
+
+ tmp = cio_read(cio, 1); /* Sqcx */
tccp->qntsty = tmp & 0x1f;
tccp->numgbits = tmp >> 5;
- numbands =
- tccp->qntsty == J2K_CCP_QNTSTY_SIQNT ? 1 : (tccp->qntsty ==
- J2K_CCP_QNTSTY_NOQNT ?
- len - 1 : (len - 1) / 2);
+ numbands = (tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ?
+ 1 : ((tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ? len - 1 : (len - 1) / 2);
for (bandno = 0; bandno < numbands; bandno++) {
int expn, mant;
if (tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
- expn = cio_read(1) >> 3; /* SPqcx_i */
+ expn = cio_read(cio, 1) >> 3; /* SPqcx_i */
mant = 0;
} else {
- tmp = cio_read(2); /* SPqcx_i */
+ tmp = cio_read(cio, 2); /* SPqcx_i */
expn = tmp >> 11;
mant = tmp & 0x7ff;
}
tccp->stepsizes[bandno].mant = mant;
}
-
-
/* Add Antonin : if scalar_derived -> compute other stepsizes */
-
-
-
if (tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
-
for (bandno = 1; bandno < J2K_MAXBANDS; bandno++) {
-
- tccp->stepsizes[bandno].expn =
- ((tccp->stepsizes[0].expn) - ((bandno - 1) / 3) >
- 0) ? (tccp->stepsizes[0].expn) - ((bandno - 1) / 3) : 0;
-
+ tccp->stepsizes[bandno].expn =
+ ((tccp->stepsizes[0].expn) - ((bandno - 1) / 3) > 0) ?
+ (tccp->stepsizes[0].expn) - ((bandno - 1) / 3) : 0;
tccp->stepsizes[bandno].mant = tccp->stepsizes[0].mant;
-
}
-
}
-
-
-
/* ddA */
}
-void j2k_write_qcd()
-{
+static void j2k_write_qcd(opj_j2k_t *j2k) {
int lenp, len;
+
+ opj_cio_t *cio = j2k->cio;
- cio_write(J2K_MS_QCD, 2); /* QCD */
- lenp = cio_tell();
- cio_skip(2);
- j2k_write_qcx(0);
- len = cio_tell() - lenp;
- cio_seek(lenp);
- cio_write(len, 2); /* Lqcd */
- cio_seek(lenp + len);
+ cio_write(cio, J2K_MS_QCD, 2); /* QCD */
+ lenp = cio_tell(cio);
+ cio_skip(cio, 2);
+ j2k_write_qcx(j2k, 0);
+ len = cio_tell(cio) - lenp;
+ cio_seek(cio, lenp);
+ cio_write(cio, len, 2); /* Lqcd */
+ cio_seek(cio, lenp + len);
}
-void j2k_read_qcd()
-{
+static void j2k_read_qcd(opj_j2k_t *j2k) {
int len, i, pos;
+
+ opj_cio_t *cio = j2k->cio;
+ opj_image_t *image = j2k->image;
- len = cio_read(2); /* Lqcd */
- pos = cio_tell();
- for (i = 0; i < j2k_img->numcomps; i++) {
- cio_seek(pos);
- j2k_read_qcx(i, len - 2);
+ len = cio_read(cio, 2); /* Lqcd */
+ pos = cio_tell(cio);
+ for (i = 0; i < image->numcomps; i++) {
+ cio_seek(cio, pos);
+ j2k_read_qcx(j2k, i, len - 2);
}
}
-void j2k_write_qcc(int compno)
-{
+static void j2k_write_qcc(opj_j2k_t *j2k, int compno) {
int lenp, len;
-
- cio_write(J2K_MS_QCC, 2); /* QCC */
- lenp = cio_tell();
- cio_skip(2);
- cio_write(compno, j2k_img->numcomps <= 256 ? 1 : 2); /* Cqcc */
- j2k_write_qcx(compno);
- len = cio_tell() - lenp;
- cio_seek(lenp);
- cio_write(len, 2); /* Lqcc */
- cio_seek(lenp + len);
+
+ opj_cio_t *cio = j2k->cio;
+
+ cio_write(cio, J2K_MS_QCC, 2); /* QCC */
+ lenp = cio_tell(cio);
+ cio_skip(cio, 2);
+ cio_write(cio, compno, j2k->image->numcomps <= 256 ? 1 : 2); /* Cqcc */
+ j2k_write_qcx(j2k, compno);
+ len = cio_tell(cio) - lenp;
+ cio_seek(cio, lenp);
+ cio_write(cio, len, 2); /* Lqcc */
+ cio_seek(cio, lenp + len);
}
-void j2k_read_qcc()
-{
+static void j2k_read_qcc(opj_j2k_t *j2k) {
int len, compno;
+ int numcomp = j2k->image->numcomps;
+ opj_cio_t *cio = j2k->cio;
- len = cio_read(2); /* Lqcc */
- compno = cio_read(j2k_img->numcomps <= 256 ? 1 : 2); /* Cqcc */
- j2k_read_qcx(compno, len - 2 - (j2k_img->numcomps <= 256 ? 1 : 2));
+ len = cio_read(cio, 2); /* Lqcc */
+ compno = cio_read(cio, numcomp <= 256 ? 1 : 2); /* Cqcc */
+ j2k_read_qcx(j2k, compno, len - 2 - (numcomp <= 256 ? 1 : 2));
}
-void j2k_write_poc()
-{
+static void j2k_write_poc(opj_j2k_t *j2k) {
int len, numpchgs, i;
- j2k_tcp_t *tcp;
- j2k_tccp_t *tccp;
+
+ int numcomps = j2k->image->numcomps;
- tcp = &j2k_cp->tcps[j2k_curtileno];
- tccp = &tcp->tccps[0];
+ opj_cp_t *cp = j2k->cp;
+ opj_tcp_t *tcp = &cp->tcps[j2k->curtileno];
+ opj_tccp_t *tccp = &tcp->tccps[0];
+ opj_cio_t *cio = j2k->cio;
+
numpchgs = tcp->numpocs;
- cio_write(J2K_MS_POC, 2); /* POC */
- len = 2 + (5 + 2 * (j2k_img->numcomps <= 256 ? 1 : 2)) * numpchgs;
- cio_write(len, 2); /* Lpoc */
+ cio_write(cio, J2K_MS_POC, 2); /* POC */
+ len = 2 + (5 + 2 * (numcomps <= 256 ? 1 : 2)) * numpchgs;
+ cio_write(cio, len, 2); /* Lpoc */
for (i = 0; i < numpchgs; i++) {
- // MODIF
- j2k_poc_t *poc;
- poc = &tcp->pocs[i];
- cio_write(poc->resno0, 1); /* RSpoc_i */
- cio_write(poc->compno0, (j2k_img->numcomps <= 256 ? 1 : 2)); /* CSpoc_i */
- cio_write(poc->layno1, 2); /* LYEpoc_i */
+ opj_poc_t *poc = &tcp->pocs[i];
+ cio_write(cio, poc->resno0, 1); /* RSpoc_i */
+ cio_write(cio, poc->compno0, (numcomps <= 256 ? 1 : 2)); /* CSpoc_i */
+ cio_write(cio, poc->layno1, 2); /* LYEpoc_i */
poc->layno1 = int_min(poc->layno1, tcp->numlayers);
- cio_write(poc->resno1, 1); /* REpoc_i */
+ cio_write(cio, poc->resno1, 1); /* REpoc_i */
poc->resno1 = int_min(poc->resno1, tccp->numresolutions);
- cio_write(poc->compno1, (j2k_img->numcomps <= 256 ? 1 : 2)); /* CEpoc_i */
- poc->compno1 = int_min(poc->compno1, j2k_img->numcomps);
- cio_write(poc->prg, 1); /* Ppoc_i */
+ cio_write(cio, poc->compno1, (numcomps <= 256 ? 1 : 2)); /* CEpoc_i */
+ poc->compno1 = int_min(poc->compno1, numcomps);
+ cio_write(cio, poc->prg, 1); /* Ppoc_i */
}
}
-void j2k_read_poc()
-{
+static void j2k_read_poc(opj_j2k_t *j2k) {
int len, numpchgs, i, old_poc;
- j2k_tcp_t *tcp;
- j2k_tccp_t *tccp;
+
+ int numcomps = j2k->image->numcomps;
- tcp =
- j2k_state ==
- J2K_STATE_TPH ? &j2k_cp->tcps[j2k_curtileno] : &j2k_default_tcp;
+ opj_cp_t *cp = j2k->cp;
+ opj_tcp_t *tcp = j2k->state == J2K_STATE_TPH ? &cp->tcps[j2k->curtileno] : j2k->default_tcp;
+ opj_tccp_t *tccp = &tcp->tccps[0];
+ opj_cio_t *cio = j2k->cio;
old_poc = tcp->POC ? tcp->numpocs + 1 : 0;
tcp->POC = 1;
- tccp = &tcp->tccps[0];
- len = cio_read(2); /* Lpoc */
- numpchgs = (len - 2) / (5 + 2 * (j2k_img->numcomps <= 256 ? 1 : 2));
+ len = cio_read(cio, 2); /* Lpoc */
+ numpchgs = (len - 2) / (5 + 2 * (numcomps <= 256 ? 1 : 2));
for (i = old_poc; i < numpchgs + old_poc; i++) {
- j2k_poc_t *poc;
+ opj_poc_t *poc;
poc = &tcp->pocs[i];
- poc->resno0 = cio_read(1); /* RSpoc_i */
- poc->compno0 = cio_read(j2k_img->numcomps <= 256 ? 1 : 2); /* CSpoc_i */
- poc->layno1 = int_min(cio_read(2), (unsigned int) tcp->numlayers); /* LYEpoc_i */
- poc->resno1 = int_min(cio_read(1), (unsigned int) tccp->numresolutions); /* REpoc_i */
- poc->compno1 = int_min(cio_read(j2k_img->numcomps <= 256 ? 1 : 2), (unsigned int) j2k_img->numcomps); /* CEpoc_i */
- poc->prg = cio_read(1); /* Ppoc_i */
+ poc->resno0 = cio_read(cio, 1); /* RSpoc_i */
+ poc->compno0 = cio_read(cio, numcomps <= 256 ? 1 : 2); /* CSpoc_i */
+ poc->layno1 = int_min(cio_read(cio, 2), (unsigned int) tcp->numlayers); /* LYEpoc_i */
+ poc->resno1 = int_min(cio_read(cio, 1), (unsigned int) tccp->numresolutions); /* REpoc_i */
+ poc->compno1 = int_min(
+ cio_read(cio, numcomps <= 256 ? 1 : 2), (unsigned int) numcomps); /* CEpoc_i */
+ poc->prg = (OPJ_PROG_ORDER)cio_read(cio, 1); /* Ppoc_i */
}
tcp->numpocs = numpchgs + old_poc - 1;
}
-void j2k_read_crg()
-{
+static void j2k_read_crg(opj_j2k_t *j2k) {
int len, i, Xcrg_i, Ycrg_i;
- len = cio_read(2); /* Lcrg */
- for (i = 0; i < j2k_img->numcomps; i++) {
- Xcrg_i = cio_read(2); /* Xcrg_i */
- Ycrg_i = cio_read(2); /* Ycrg_i */
+ opj_cio_t *cio = j2k->cio;
+ int numcomps = j2k->image->numcomps;
+
+ len = cio_read(cio, 2); /* Lcrg */
+ for (i = 0; i < numcomps; i++) {
+ Xcrg_i = cio_read(cio, 2); /* Xcrg_i */
+ Ycrg_i = cio_read(cio, 2); /* Ycrg_i */
}
}
-void j2k_read_tlm()
-{
+static void j2k_read_tlm(opj_j2k_t *j2k) {
int len, Ztlm, Stlm, ST, SP, tile_tlm, i;
long int Ttlm_i, Ptlm_i;
+
+ opj_cio_t *cio = j2k->cio;
- len = cio_read(2); /* Ltlm */
- Ztlm = cio_read(1); /* Ztlm */
- Stlm = cio_read(1); /* Stlm */
+ len = cio_read(cio, 2); /* Ltlm */
+ Ztlm = cio_read(cio, 1); /* Ztlm */
+ Stlm = cio_read(cio, 1); /* Stlm */
ST = ((Stlm >> 4) & 0x01) + ((Stlm >> 4) & 0x02);
SP = (Stlm >> 6) & 0x01;
tile_tlm = (len - 4) / ((SP + 1) * 2 + ST);
for (i = 0; i < tile_tlm; i++) {
- Ttlm_i = cio_read(ST); /* Ttlm_i */
- Ptlm_i = cio_read(SP ? 4 : 2); /* Ptlm_i */
+ Ttlm_i = cio_read(cio, ST); /* Ttlm_i */
+ Ptlm_i = cio_read(cio, SP ? 4 : 2); /* Ptlm_i */
}
}
-void j2k_read_plm()
-{
+static void j2k_read_plm(opj_j2k_t *j2k) {
int len, i, Zplm, Nplm, add, packet_len = 0;
- len = cio_read(2); /* Lplm */
- Zplm = cio_read(1); /* Zplm */
+ opj_cio_t *cio = j2k->cio;
+
+ len = cio_read(cio, 2); /* Lplm */
+ Zplm = cio_read(cio, 1); /* Zplm */
len -= 3;
while (len > 0) {
- Nplm = cio_read(4); /* Nplm */
+ Nplm = cio_read(cio, 4); /* Nplm */
len -= 4;
for (i = Nplm; i > 0; i--) {
- add = cio_read(1);
+ add = cio_read(cio, 1);
len--;
- packet_len = (packet_len << 7) + add; /* Iplm_ij */
+ packet_len = (packet_len << 7) + add; /* Iplm_ij */
if ((add & 0x80) == 0) {
- /* New packet */
- packet_len = 0;
+ /* New packet */
+ packet_len = 0;
}
if (len <= 0)
- break;
+ break;
}
}
}
-void j2k_read_plt()
-{
+static void j2k_read_plt(opj_j2k_t *j2k) {
int len, i, Zplt, packet_len = 0, add;
- len = cio_read(2); /* Lplt */
- Zplt = cio_read(1); /* Zplt */
+ opj_cio_t *cio = j2k->cio;
+
+ len = cio_read(cio, 2); /* Lplt */
+ Zplt = cio_read(cio, 1); /* Zplt */
for (i = len - 3; i > 0; i--) {
- add = cio_read(1);
- packet_len = (packet_len << 7) + add; /* Iplt_i */
+ add = cio_read(cio, 1);
+ packet_len = (packet_len << 7) + add; /* Iplt_i */
if ((add & 0x80) == 0) {
/* New packet */
packet_len = 0;
}
}
-void j2k_read_ppm()
-{
+static void j2k_read_ppm(opj_j2k_t *j2k) {
int len, Z_ppm, i, j;
int N_ppm;
+
+ opj_cp_t *cp = j2k->cp;
+ opj_cio_t *cio = j2k->cio;
- len = cio_read(2);
- j2k_cp->ppm = 1;
+ len = cio_read(cio, 2);
+ cp->ppm = 1;
- Z_ppm = cio_read(1); /* Z_ppm */
+ Z_ppm = cio_read(cio, 1); /* Z_ppm */
len -= 3;
while (len > 0) {
- if (j2k_cp->ppm_previous == 0) {
- N_ppm = cio_read(4); /* N_ppm */
+ if (cp->ppm_previous == 0) {
+ N_ppm = cio_read(cio, 4); /* N_ppm */
len -= 4;
} else {
- N_ppm = j2k_cp->ppm_previous;
+ N_ppm = cp->ppm_previous;
}
-
- j = j2k_cp->ppm_store;
- if (Z_ppm == 0) { /* First PPM marker */
- j2k_cp->ppm_data =
- (unsigned char *) calloc(N_ppm, sizeof(unsigned char));
- j2k_cp->ppm_data_first = j2k_cp->ppm_data;
-
- j2k_cp->ppm_len = N_ppm; //Add antonin : ppmbug1
-
- } else { /* NON-first PPM marker */
- j2k_cp->ppm_data =
- (unsigned char *) realloc(j2k_cp->ppm_data,
- (N_ppm +
- j2k_cp->ppm_store) *
- sizeof(unsigned char));
- j2k_cp->ppm_data_first = j2k_cp->ppm_data;
-
- j2k_cp->ppm_len = N_ppm + j2k_cp->ppm_store; //Add antonin : ppmbug1
-
+ j = cp->ppm_store;
+ if (Z_ppm == 0) { /* First PPM marker */
+ cp->ppm_data = (unsigned char *) opj_malloc(N_ppm * sizeof(unsigned char));
+ cp->ppm_data_first = cp->ppm_data;
+ cp->ppm_len = N_ppm;
+ } else { /* NON-first PPM marker */
+ cp->ppm_data = (unsigned char *) opj_realloc(cp->ppm_data, (N_ppm + cp->ppm_store) * sizeof(unsigned char));
+ cp->ppm_data_first = cp->ppm_data;
+ cp->ppm_len = N_ppm + cp->ppm_store;
}
-
- for (i = N_ppm; i > 0; i--) { /* Read packet header */
- j2k_cp->ppm_data[j] = cio_read(1);
+ for (i = N_ppm; i > 0; i--) { /* Read packet header */
+ cp->ppm_data[j] = cio_read(cio, 1);
j++;
len--;
if (len == 0)
- break; /* Case of non-finished packet header in present marker but finished in next one */
+ break; /* Case of non-finished packet header in present marker but finished in next one */
}
-
- j2k_cp->ppm_previous = i - 1;
- j2k_cp->ppm_store = j;
+ cp->ppm_previous = i - 1;
+ cp->ppm_store = j;
}
}
-void j2k_read_ppt()
-{
+static void j2k_read_ppt(opj_j2k_t *j2k) {
int len, Z_ppt, i, j = 0;
- j2k_tcp_t *tcp;
-
- len = cio_read(2);
- Z_ppt = cio_read(1);
- tcp = &j2k_cp->tcps[j2k_curtileno];
+
+ opj_cp_t *cp = j2k->cp;
+ opj_tcp_t *tcp = cp->tcps + j2k->curtileno;
+ opj_cio_t *cio = j2k->cio;
+
+ len = cio_read(cio, 2);
+ Z_ppt = cio_read(cio, 1);
tcp->ppt = 1;
- if (Z_ppt == 0) { /* First PPT marker */
- tcp->ppt_data =
- (unsigned char *) calloc(len - 3, sizeof(unsigned char));
+ if (Z_ppt == 0) { /* First PPT marker */
+ tcp->ppt_data = (unsigned char *) opj_malloc((len - 3) * sizeof(unsigned char));
tcp->ppt_data_first = tcp->ppt_data;
tcp->ppt_store = 0;
-
- tcp->ppt_len = len - 3; //Add antonin : ppmbug1
- } else { /* NON-first PPT marker */
- tcp->ppt_data =
- (unsigned char *) realloc(tcp->ppt_data,
- (len - 3 +
- tcp->ppt_store) * sizeof(unsigned char));
+ tcp->ppt_len = len - 3;
+ } else { /* NON-first PPT marker */
+ tcp->ppt_data = (unsigned char *) opj_realloc(tcp->ppt_data, (len - 3 + tcp->ppt_store) * sizeof(unsigned char));
tcp->ppt_data_first = tcp->ppt_data;
-
- tcp->ppt_len = len - 3 + tcp->ppt_store; //Add antonin : ppmbug1
-
+ tcp->ppt_len = len - 3 + tcp->ppt_store;
}
-
j = tcp->ppt_store;
for (i = len - 3; i > 0; i--) {
- tcp->ppt_data[j] = cio_read(1);
+ tcp->ppt_data[j] = cio_read(cio, 1);
j++;
}
tcp->ppt_store = j;
}
-void j2k_write_sot()
-{
+static void j2k_write_sot(opj_j2k_t *j2k) {
int lenp, len;
-
- j2k_sot_start = cio_tell();
- cio_write(J2K_MS_SOT, 2); /* SOT */
- lenp = cio_tell();
- cio_skip(2); /* Lsot (further) */
- cio_write(j2k_curtileno, 2); /* Isot */
- cio_skip(4); /* Psot (further in j2k_write_sod) */
- cio_write(0, 1); /* TPsot */
- cio_write(1, 1); /* TNsot */
- len = cio_tell() - lenp;
- cio_seek(lenp);
- cio_write(len, 2); /* Lsot */
- cio_seek(lenp + len);
+
+ opj_cio_t *cio = j2k->cio;
+
+ j2k->sot_start = cio_tell(cio);
+ cio_write(cio, J2K_MS_SOT, 2); /* SOT */
+ lenp = cio_tell(cio);
+ cio_skip(cio, 2); /* Lsot (further) */
+ cio_write(cio, j2k->curtileno, 2); /* Isot */
+ cio_skip(cio, 4); /* Psot (further in j2k_write_sod) */
+ cio_write(cio, 0, 1); /* TPsot */
+ cio_write(cio, 1, 1); /* TNsot */
+ len = cio_tell(cio) - lenp;
+ cio_seek(cio, lenp);
+ cio_write(cio, len, 2); /* Lsot */
+ cio_seek(cio, lenp + len);
}
-void j2k_read_sot()
-{
+static void j2k_read_sot(opj_j2k_t *j2k) {
int len, tileno, totlen, partno, numparts, i;
- j2k_tcp_t *tcp;
- j2k_tccp_t *tmp;
+ opj_tcp_t *tcp = NULL;
char status = 0;
+
+ opj_cp_t *cp = j2k->cp;
+ opj_cio_t *cio = j2k->cio;
- len = cio_read(2);
- tileno = cio_read(2);
+ len = cio_read(cio, 2);
+ tileno = cio_read(cio, 2);
- if (j2k_cp->tileno_size == 0) {
- j2k_cp->tileno[j2k_cp->tileno_size] = tileno;
- j2k_cp->tileno_size++;
+ if (cp->tileno_size == 0) {
+ cp->tileno[cp->tileno_size] = tileno;
+ cp->tileno_size++;
} else {
i = 0;
- while (i < j2k_cp->tileno_size && status == 0) {
- status = j2k_cp->tileno[i] == tileno ? 1 : 0;
+ while (i < cp->tileno_size && status == 0) {
+ status = cp->tileno[i] == tileno ? 1 : 0;
i++;
}
if (status == 0) {
- j2k_cp->tileno[j2k_cp->tileno_size] = tileno;
- j2k_cp->tileno_size++;
+ cp->tileno[cp->tileno_size] = tileno;
+ cp->tileno_size++;
}
}
- totlen = cio_read(4);
+ totlen = cio_read(cio, 4);
if (!totlen)
- totlen = cio_numbytesleft() + 8;
+ totlen = cio_numbytesleft(cio) + 8;
- partno = cio_read(1);
- numparts = cio_read(1);
+ partno = cio_read(cio, 1);
+ numparts = cio_read(cio, 1);
- j2k_curtileno = tileno;
- j2k_eot = cio_getbp() - 12 + totlen;
- j2k_state = J2K_STATE_TPH;
- tcp = &j2k_cp->tcps[j2k_curtileno];
+ j2k->curtileno = tileno;
+ j2k->eot = cio_getbp(cio) - 12 + totlen;
+ j2k->state = J2K_STATE_TPH;
+ tcp = &cp->tcps[j2k->curtileno];
if (tcp->first == 1) {
- tmp = tcp->tccps;
- *tcp = j2k_default_tcp;
/* Initialization PPT */
+ opj_tccp_t *tmp = tcp->tccps;
+ memcpy(tcp, j2k->default_tcp, sizeof(opj_tcp_t));
tcp->ppt = 0;
tcp->ppt_data = NULL;
tcp->ppt_data_first = NULL;
-
tcp->tccps = tmp;
- for (i = 0; i < j2k_img->numcomps; i++) {
- tcp->tccps[i] = j2k_default_tcp.tccps[i];
+
+ for (i = 0; i < j2k->image->numcomps; i++) {
+ tcp->tccps[i] = j2k->default_tcp->tccps[i];
}
- j2k_cp->tcps[j2k_curtileno].first = 0;
+ cp->tcps[j2k->curtileno].first = 0;
}
}
-void j2k_write_sod()
-{
+static void j2k_write_sod(opj_j2k_t *j2k, void *tile_coder) {
int l, layno;
int totlen;
- j2k_tcp_t *tcp;
- static int j2k_sod_start;
+ opj_tcp_t *tcp = NULL;
+ opj_image_info_t *image_info = NULL;
- cio_write(J2K_MS_SOD, 2);
- if (j2k_curtileno == 0) {
- j2k_sod_start = cio_tell() + pos_correction;
+ opj_tcd_t *tcd = (opj_tcd_t*)tile_coder; /* cast is needed because of conflicts in header inclusions */
+ opj_cp_t *cp = j2k->cp;
+ opj_cio_t *cio = j2k->cio;
+
+ cio_write(cio, J2K_MS_SOD, 2);
+ if (j2k->curtileno == 0) {
+ j2k->sod_start = cio_tell(cio) + j2k->pos_correction;
}
/* INDEX >> */
- if (info_IM.index_on) {
- info_IM.tile[j2k_curtileno].end_header =
- cio_tell() + pos_correction - 1;
+ image_info = j2k->image_info;
+ if (image_info && image_info->index_on) {
+ image_info->tile[j2k->curtileno].end_header = cio_tell(cio) + j2k->pos_correction - 1;
}
/* << INDEX */
- tcp = &j2k_cp->tcps[j2k_curtileno];
+ tcp = &cp->tcps[j2k->curtileno];
for (layno = 0; layno < tcp->numlayers; layno++) {
- tcp->rates[layno] -= tcp->rates[layno] ? (j2k_sod_start / (j2k_cp->th * j2k_cp->tw)) : 0; //Mod antonin losslessbug
+ tcp->rates[layno] -= tcp->rates[layno] ? (j2k->sod_start / (cp->th * cp->tw)) : 0;
+ }
+ if(image_info) {
+ image_info->num = 0;
}
- info_IM.num = 0;
- if (j2k_cp->decod_format != PGX_DFMT)
- l = tcd_encode_tile_pxm(j2k_curtileno, cio_getbp(),
- cio_numbytesleft() - 2, &info_IM);
- else
- l = tcd_encode_tile_pgx(j2k_curtileno, cio_getbp(),
- cio_numbytesleft() - 2, &info_IM);
+ l = tcd_encode_tile(tcd, j2k->curtileno, cio_getbp(cio), cio_numbytesleft(cio) - 2, image_info);
/* Writing Psot in SOT marker */
- totlen = cio_tell() + l - j2k_sot_start;
- cio_seek(j2k_sot_start + 6);
- cio_write(totlen, 4);
- cio_seek(j2k_sot_start + totlen);
+ totlen = cio_tell(cio) + l - j2k->sot_start;
+ cio_seek(cio, j2k->sot_start + 6);
+ cio_write(cio, totlen, 4);
+ cio_seek(cio, j2k->sot_start + totlen);
}
-void j2k_read_sod()
-{
+static void j2k_read_sod(opj_j2k_t *j2k) {
int len, truncate = 0, i;
- unsigned char *data;
-
- len = int_min(j2k_eot - cio_getbp(), cio_numbytesleft() + 1);
-
- if (len == cio_numbytesleft() + 1)
- truncate = 1; /* Case of a truncate codestream */
-
- data =
- (unsigned char *) malloc((j2k_tile_len[j2k_curtileno] + len) *
- sizeof(unsigned char));
- for (i = 0; i < j2k_tile_len[j2k_curtileno]; i++)
- data[i] = j2k_tile_data[j2k_curtileno][i];
- for (i = 0; i < len; i++)
- data[i + j2k_tile_len[j2k_curtileno]] = cio_read(1);
-
- j2k_tile_len[j2k_curtileno] += len;
- free(j2k_tile_data[j2k_curtileno]);
- j2k_tile_data[j2k_curtileno] = data;
- data = NULL;
-
- if (!truncate)
- j2k_state = J2K_STATE_TPHSOT;
- else
- j2k_state = J2K_STATE_NEOC; /* RAJOUTE !! */
-}
+ unsigned char *data = NULL, *data_ptr = NULL;
-void j2k_write_rgn(int compno, int tileno)
-{
- j2k_tcp_t *tcp = &j2k_cp->tcps[tileno];
+ opj_cio_t *cio = j2k->cio;
+ int curtileno = j2k->curtileno;
- cio_write(J2K_MS_RGN, 2); /* RGN */
- cio_write(j2k_img->numcomps <= 256 ? 5 : 6, 2); /* Lrgn */
- cio_write(compno, j2k_img->numcomps <= 256 ? 1 : 2); /* Crgn */
- cio_write(0, 1); /* Srgn */
- cio_write(tcp->tccps[compno].roishift, 1); /* SPrgn */
-}
-
-void j2k_read_rgn()
-{
- int len, compno, roisty;
- j2k_tcp_t *tcp;
-
- tcp =
- j2k_state ==
- J2K_STATE_TPH ? &j2k_cp->tcps[j2k_curtileno] : &j2k_default_tcp;
- len = cio_read(2); /* Lrgn */
- compno = cio_read(j2k_img->numcomps <= 256 ? 1 : 2); /* Crgn */
- roisty = cio_read(1); /* Srgn */
- tcp->tccps[compno].roishift = cio_read(1); /* SPrgn */
-}
-
-void j2k_write_eoc()
-{
- /* fprintf(stderr, "%.8x: EOC\n", cio_tell() + pos_correction); */
- cio_write(J2K_MS_EOC, 2);
-}
-
-void j2k_read_eoc()
-{
- int i, tileno;
-
-#ifndef NO_PACKETS_DECODING
- tcd_init(j2k_img, j2k_cp);
-#endif
+ len = int_min(j2k->eot - cio_getbp(cio), cio_numbytesleft(cio) + 1);
- for (i = 0; i < j2k_cp->tileno_size; i++) {
- tileno = j2k_cp->tileno[i];
-#ifndef NO_PACKETS_DECODING
- tcd_decode_tile(j2k_tile_data[tileno], j2k_tile_len[tileno], tileno);
-#endif
- free(j2k_tile_data[tileno]);
+ if (len == cio_numbytesleft(cio) + 1) {
+ truncate = 1; /* Case of a truncate codestream */
}
- j2k_state = J2K_STATE_MT;
- longjmp(j2k_error, 1);
-}
-
-void j2k_read_unk()
-{
- fprintf(stderr, "warning: unknown marker\n");
-}
+ data = (unsigned char *) opj_malloc((j2k->tile_len[curtileno] + len) * sizeof(unsigned char));
-LIBJ2K_API int
-j2k_encode(j2k_image_t * img, j2k_cp_t * cp, char *output,
- int len, char *index)
-{
- int tileno, compno, layno, resno, precno, pack_nb, x, y;
- char *dest = NULL;
- FILE *INDEX = NULL;
- FILE *f = NULL;
-
- if (setjmp(j2k_error)) {
- return 0;
- }
-
- if (cp->intermed_file == 1) {
- f = fopen(output, "wb");
- if (!f) {
- fprintf(stderr, "failed to open %s for writing\n", output);
- return 1;
- }
- dest = (char *) malloc(len);
- cio_init(dest, len);
- }
-
- j2k_img = img;
- j2k_cp = cp;
- /* j2k_dump_cp(j2k_img, j2k_cp); */
-
- /* INDEX >> */
- info_IM.index_on = j2k_cp->index_on;
- if (info_IM.index_on) {
- info_IM.tile =
- (info_tile *) malloc(j2k_cp->tw * j2k_cp->th * sizeof(info_tile));
- info_IM.Im_w = j2k_img->x1 - j2k_img->x0;
- info_IM.Im_h = j2k_img->y1 - j2k_img->y0;
- info_IM.Prog = (&j2k_cp->tcps[0])->prg;
- info_IM.tw = j2k_cp->tw;
- info_IM.th = j2k_cp->th;
- info_IM.Tile_x = j2k_cp->tdx; /* new version parser */
- info_IM.Tile_y = j2k_cp->tdy; /* new version parser */
- info_IM.Tile_Ox = j2k_cp->tx0; /* new version parser */
- info_IM.Tile_Oy = j2k_cp->ty0; /* new version parser */
- info_IM.Comp = j2k_img->numcomps;
- info_IM.Layer = (&j2k_cp->tcps[0])->numlayers;
- info_IM.Decomposition = (&j2k_cp->tcps[0])->tccps->numresolutions - 1;
- info_IM.D_max = 0; /* ADD Marcela */
- }
- /* << INDEX */
-
- j2k_write_soc();
- j2k_write_siz();
- j2k_write_cod();
- j2k_write_qcd();
- for (compno = 0; compno < j2k_img->numcomps; compno++) {
- j2k_tcp_t *tcp = &j2k_cp->tcps[0];
- if (tcp->tccps[compno].roishift)
- j2k_write_rgn(compno, 0);
- }
- if (j2k_cp->comment != NULL)
- j2k_write_com();
-
- if (cp->intermed_file == 1) {
- /* Writing the main header */
- pos_correction = cio_tell();
- fwrite(dest, 1, cio_tell(), f);
- }
-
- /* INDEX >> */
- if (info_IM.index_on) {
- info_IM.Main_head_end = cio_tell() - 1;
- }
- /* << INDEX */
-
-
- for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
- fprintf(stdout, "Tile number %d / %d ", tileno + 1, cp->tw * cp->th);
-
- if (cp->intermed_file == 1) {
- /* new dest for each tile */
- free(dest);
- dest = (char *) malloc(len);
- cio_init(dest, len);
- }
- j2k_curtileno = tileno;
- /* initialisation before tile encoding */
-
- if (tileno == 0) {
- tcd_malloc_encode(j2k_img, j2k_cp, j2k_curtileno);
- } else {
- tcd_init_encode(j2k_img, j2k_cp, j2k_curtileno);
- }
-
- /* INDEX >> */
- if (info_IM.index_on) {
- info_IM.tile[j2k_curtileno].num_tile = j2k_curtileno;
- info_IM.tile[j2k_curtileno].start_pos = cio_tell() + pos_correction;
- }
- /* << INDEX */
- j2k_write_sot();
-
- for (compno = 1; compno < img->numcomps; compno++) {
- j2k_write_coc(compno);
- j2k_write_qcc(compno);
- }
-
- if (cp->tcps[tileno].numpocs)
- j2k_write_poc();
- j2k_write_sod();
-
- /* INDEX >> */
- if (info_IM.index_on) {
- info_IM.tile[j2k_curtileno].end_pos =
- cio_tell() + pos_correction - 1;
- }
- /* << INDEX */
-
- /*
- if (tile->PPT) BAD PPT !!!
- {
- FILE *PPT_file;
-
- int i;
- PPT_file=fopen("PPT","rb");
- fprintf(stderr,"%c%c%c%c",255,97,tile->len_ppt/256,tile->len_ppt%256);
- for (i=0;i<tile->len_ppt;i++)
- {
- unsigned char elmt;
- fread(&elmt, 1, 1, PPT_file);
- fwrite(&elmt,1,1,f);
- }
- fclose(PPT_file);
- unlink("PPT");
- }
- */
- if (cp->intermed_file == 1) {
- fwrite(dest, 1, cio_tell(), f);
- pos_correction = cio_tell() + pos_correction;
- }
+ for (i = 0; i < j2k->tile_len[curtileno]; i++) {
+ data[i] = j2k->tile_data[curtileno][i];
}
-
- if (cp->intermed_file == 1) {
- free(dest);
- dest = (char *) malloc(len);
- cio_init(dest, len);
+
+ data_ptr = data + j2k->tile_len[curtileno];
+ for (i = 0; i < len; i++) {
+ data_ptr[i] = cio_read(cio, 1);
}
- j2k_write_eoc();
+ j2k->tile_len[curtileno] += len;
+ opj_free(j2k->tile_data[curtileno]);
+ j2k->tile_data[curtileno] = data;
- if (cp->intermed_file == 1) {
- fwrite(dest, 1, 2, f);
- free(dest);
- /* closing file *.j2k */
- fclose(f);
+ if (!truncate) {
+ j2k->state = J2K_STATE_TPHSOT;
+ } else {
+ j2k->state = J2K_STATE_NEOC; /* RAJOUTE !! */
}
+}
+
+static void j2k_write_rgn(opj_j2k_t *j2k, int compno, int tileno) {
- /* Creation of the index file */
+ opj_cp_t *cp = j2k->cp;
+ opj_tcp_t *tcp = &cp->tcps[tileno];
+ opj_cio_t *cio = j2k->cio;
+ int numcomps = j2k->image->numcomps;
- if (info_IM.index_on) {
-
- double DistoTotal = 0;
-
- info_IM.codestream_size = cio_tell() + pos_correction; /* Correction 14/4/03 suite rmq de Patrick */
-
- INDEX = fopen(index, "w");
-
-
-
- if (!INDEX) {
-
- fprintf(stderr, "failed to open %s for writing\n", index);
-
- return 1;
-
- }
-
- fprintf(INDEX, "%d %d\n", info_IM.Im_w, info_IM.Im_h);
-
- fprintf(INDEX, "%d\n", info_IM.Prog);
-
- fprintf(INDEX, "%d %d\n", info_IM.Tile_x, info_IM.Tile_y);
-
- fprintf(INDEX, "%d %d\n", info_IM.tw, info_IM.th);
-
- fprintf(INDEX, "%d\n", info_IM.Comp);
-
- fprintf(INDEX, "%d\n", info_IM.Layer);
-
- fprintf(INDEX, "%d\n", info_IM.Decomposition);
-
- for (resno = info_IM.Decomposition; resno >= 0; resno--) {
-
- fprintf(INDEX, "[%d,%d] ", (1 << info_IM.tile[0].pdx[resno]), (1 << info_IM.tile[0].pdx[resno])); //based on tile 0
-
- }
-
- fprintf(INDEX, "\n");
-
- fprintf(INDEX, "%d\n", info_IM.Main_head_end);
-
- fprintf(INDEX, "%d\n", info_IM.codestream_size);
-
- for (tileno = 0; tileno < info_IM.tw * info_IM.th; tileno++) {
-
- fprintf(INDEX, "%4d %9d %9d %9d %9e %9d %9e\n",
- info_IM.tile[tileno].num_tile,
- info_IM.tile[tileno].start_pos,
- info_IM.tile[tileno].end_header,
- info_IM.tile[tileno].end_pos,
- info_IM.tile[tileno].distotile, info_IM.tile[tileno].nbpix,
- info_IM.tile[tileno].distotile / info_IM.tile[tileno].nbpix);
-
- }
+ cio_write(cio, J2K_MS_RGN, 2); /* RGN */
+ cio_write(cio, numcomps <= 256 ? 5 : 6, 2); /* Lrgn */
+ cio_write(cio, compno, numcomps <= 256 ? 1 : 2); /* Crgn */
+ cio_write(cio, 0, 1); /* Srgn */
+ cio_write(cio, tcp->tccps[compno].roishift, 1); /* SPrgn */
+}
- for (tileno = 0; tileno < info_IM.tw * info_IM.th; tileno++) {
+static void j2k_read_rgn(opj_j2k_t *j2k) {
+ int len, compno, roisty;
- int start_pos, end_pos;
+ opj_cp_t *cp = j2k->cp;
+ opj_tcp_t *tcp = j2k->state == J2K_STATE_TPH ? &cp->tcps[j2k->curtileno] : j2k->default_tcp;
+ opj_cio_t *cio = j2k->cio;
+ int numcomps = j2k->image->numcomps;
- double disto = 0;
+ len = cio_read(cio, 2); /* Lrgn */
+ compno = cio_read(cio, numcomps <= 256 ? 1 : 2); /* Crgn */
+ roisty = cio_read(cio, 1); /* Srgn */
+ tcp->tccps[compno].roishift = cio_read(cio, 1); /* SPrgn */
+}
- pack_nb = 0;
+static void j2k_write_eoc(opj_j2k_t *j2k) {
+ opj_cio_t *cio = j2k->cio;
+ /* opj_event_msg(j2k->cinfo, "%.8x: EOC\n", cio_tell(cio) + j2k->pos_correction); */
+ cio_write(cio, J2K_MS_EOC, 2);
+}
- /* fprintf(INDEX,
+static void j2k_read_eoc(opj_j2k_t *j2k) {
+ int i, tileno;
- "pkno tileno layerno resno compno precno start_pos end_pos deltaSE \n"); */
-
- if (info_IM.Prog == 0) { /* LRCP */
- //fprintf(INDEX, "pack_nb tileno layno resno compno precno start_pos end_pos disto");
- for (layno = 0; layno < info_IM.Layer; layno++) {
- for (resno = 0; resno < info_IM.Decomposition + 1; resno++) {
- for (compno = 0; compno < info_IM.Comp; compno++) {
- for (precno = 0;
- precno <
- info_IM.tile[tileno].pw[resno] * info_IM.tile[tileno].ph[resno];
- precno++) {
- start_pos = info_IM.tile[tileno].packet[pack_nb].start_pos;
- end_pos = info_IM.tile[tileno].packet[pack_nb].end_pos;
- disto = info_IM.tile[tileno].packet[pack_nb].disto;
- fprintf(INDEX, "%4d %6d %7d %5d %6d %6d %9d %9d %8e\n",
- pack_nb, tileno, layno, resno, compno, precno,
- start_pos, end_pos, disto);
- DistoTotal += disto;
- pack_nb++;
- }
- }
- }
- }
- } else if (info_IM.Prog == 1) { /* RLCP */
- //fprintf(INDEX, "pack_nb tileno resno layno compno precno start_pos end_pos disto");
- for (resno = 0; resno < info_IM.Decomposition + 1; resno++) {
- for (layno = 0; layno < info_IM.Layer; layno++) {
- for (compno = 0; compno < info_IM.Comp; compno++) {
- for (precno = 0; precno < info_IM.tile[tileno].pw[resno] * info_IM.tile[tileno].ph[resno]; precno++) {
- start_pos = info_IM.tile[tileno].packet[pack_nb].start_pos;
- end_pos = info_IM.tile[tileno].packet[pack_nb].end_pos;
- disto = info_IM.tile[tileno].packet[pack_nb].disto;
- fprintf(INDEX, "%4d %6d %5d %7d %6d %6d %9d %9d %8e\n",
- pack_nb, tileno, resno, layno, compno, precno,
- start_pos, end_pos, disto);
- DistoTotal += disto;
- pack_nb++;
- }
- }
- }
- }
- } else if (info_IM.Prog == 2) { /* RPCL */
- //fprintf(INDEX, "\npack_nb tileno resno precno compno layno start_pos end_pos disto\n");
- for (resno = 0; resno < info_IM.Decomposition + 1; resno++) {
- /* I suppose components have same XRsiz, YRsiz */
- int x0 = info_IM.Tile_Ox + tileno - (int)floor( tileno/info_IM.tw ) * info_IM.tw * info_IM.Tile_x;
- int y0 = info_IM.Tile_Ox + (int)floor( tileno/info_IM.tw ) * info_IM.Tile_y;
- int x1 = x0 + info_IM.Tile_x;
- int y1 = y0 + info_IM.Tile_y;
- for (y=y0; y<y1; y++) {
- for (x=x0; x<x1; x++) {
- for (compno = 0; compno < info_IM.Comp; compno++) {
- int prec_max = info_IM.tile[tileno].pw[resno] * info_IM.tile[tileno].ph[resno];
- for (precno = 0; precno < prec_max; precno++) {
- int pcnx = info_IM.tile[tileno].pw[resno];
- int pcx = (int) pow( 2, info_IM.tile[tileno].pdx[resno] + info_IM.Decomposition - resno );
- int pcy = (int) pow( 2, info_IM.tile[tileno].pdy[resno] + info_IM.Decomposition - resno );
- int precno_x = precno - (int) floor( precno/pcnx ) * pcnx;
- int precno_y = (int) floor( precno/pcnx );
- if (precno_y*pcy == y ) {
- if (precno_x*pcx == x ) {
- for (layno = 0; layno < info_IM.Layer; layno++) {
- start_pos = info_IM.tile[tileno].packet[pack_nb].start_pos;
- end_pos = info_IM.tile[tileno].packet[pack_nb].end_pos;
- disto = info_IM.tile[tileno].packet[pack_nb].disto;
- fprintf(INDEX, "%4d %6d %5d %6d %6d %7d %9d %9d %8e\n",
- pack_nb, tileno, resno, precno, compno, layno,
- start_pos, end_pos, disto);
- DistoTotal += disto;
- pack_nb++;
- }
- }
- }
- }
- }
- }
- }
- }
- } else if (info_IM.Prog == 3) { /* PCRL */
- // I suppose components have same XRsiz, YRsiz
- int x0 = info_IM.Tile_Ox + tileno - (int)floor( tileno/info_IM.tw ) * info_IM.tw * info_IM.Tile_x;
- int y0 = info_IM.Tile_Ox + (int)floor( tileno/info_IM.tw ) * info_IM.Tile_y;
- int x1 = x0 + info_IM.Tile_x;
- int y1 = y0 + info_IM.Tile_y;
-
- //fprintf(INDEX, "\npack_nb tileno precno compno resno layno start_pos end_pos disto\n");
- for (y=y0; y<y1; y++) {
- for (x=x0; x<x1; x++) {
- for (compno = 0; compno < info_IM.Comp; compno++) {
- for (resno = 0; resno < info_IM.Decomposition + 1; resno++) {
- int prec_max = info_IM.tile[tileno].pw[resno] * info_IM.tile[tileno].ph[resno];
- for (precno = 0; precno < prec_max; precno++) {
- int pcnx = info_IM.tile[tileno].pw[resno];
- int pcx = (int) pow( 2, info_IM.tile[tileno].pdx[resno] + info_IM.Decomposition - resno );
- int pcy = (int) pow( 2, info_IM.tile[tileno].pdy[resno] + info_IM.Decomposition - resno );
- int precno_x = precno - (int) floor( precno/pcnx ) * pcnx;
- int precno_y = (int) floor( precno/pcnx );
- if (precno_y*pcy == y ) {
- if (precno_x*pcx == x ) {
- for (layno = 0; layno < info_IM.Layer; layno++) {
- start_pos = info_IM.tile[tileno].packet[pack_nb].start_pos;
- end_pos = info_IM.tile[tileno].packet[pack_nb].end_pos;
- disto = info_IM.tile[tileno].packet[pack_nb].disto;
- fprintf(INDEX, "%4d %6d %6d %6d %5d %7d %9d %9d %8e\n",
- pack_nb, tileno, precno, compno, resno, layno,
- start_pos, end_pos, disto);
- DistoTotal += disto;
- pack_nb++;
- }
- }
- }
- }
- }
- }
- }
- }
- } else { /* CPRL */
- //fprintf(INDEX, "\npack_nb tileno compno precno resno layno start_pos end_pos disto\n");
- for (compno = 0; compno < info_IM.Comp; compno++) {
- /* I suppose components have same XRsiz, YRsiz */
- int x0 = info_IM.Tile_Ox + tileno - (int)floor( tileno/info_IM.tw ) * info_IM.tw * info_IM.Tile_x;
- int y0 = info_IM.Tile_Ox + (int)floor( tileno/info_IM.tw ) * info_IM.Tile_y;
- int x1 = x0 + info_IM.Tile_x;
- int y1 = y0 + info_IM.Tile_y;
- for (y=y0; y<y1; y++) {
- for (x=x0; x<x1; x++) {
- for (resno = 0; resno < info_IM.Decomposition + 1; resno++) {
- int prec_max = info_IM.tile[tileno].pw[resno] * info_IM.tile[tileno].ph[resno];
- for (precno = 0; precno < prec_max; precno++) {
- int pcnx = info_IM.tile[tileno].pw[resno];
- int pcx = (int) pow( 2, info_IM.tile[tileno].pdx[resno] + info_IM.Decomposition - resno );
- int pcy = (int) pow( 2, info_IM.tile[tileno].pdy[resno] + info_IM.Decomposition - resno );
- int precno_x = precno - (int) floor( precno/pcnx ) * pcnx;
- int precno_y = (int) floor( precno/pcnx );
- if (precno_y*pcy == y ) {
- if (precno_x*pcx == x ) {
- for (layno = 0; layno < info_IM.Layer; layno++) {
- start_pos = info_IM.tile[tileno].packet[pack_nb].start_pos;
- end_pos = info_IM.tile[tileno].packet[pack_nb].end_pos;
- disto = info_IM.tile[tileno].packet[pack_nb].disto;
- fprintf(INDEX, "%4d %6d %6d %6d %5d %7d %9d %9d %8e\n",
- pack_nb, tileno, compno, precno, resno, layno, start_pos, end_pos, disto);
- DistoTotal += disto;
- pack_nb++;
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
-
- fprintf(INDEX, "%8e\n", info_IM.D_max); //SE max
-
- fprintf(INDEX, "%.8e\n", DistoTotal); // SE totale
-
- fclose(INDEX);
-
+#ifndef NO_PACKETS_DECODING
+ opj_tcd_t *tcd = tcd_create(j2k->cinfo);
+ tcd_malloc_decode(tcd, j2k->image, j2k->cp);
+ for (i = 0; i < j2k->cp->tileno_size; i++) {
+ tileno = j2k->cp->tileno[i];
+ tcd_decode_tile(tcd, j2k->tile_data[tileno], j2k->tile_len[tileno], tileno);
+ opj_free(j2k->tile_data[tileno]);
+ j2k->tile_data[tileno] = NULL;
}
+ tcd_free_decode(tcd);
+ tcd_destroy(tcd);
+#else
+ for (i = 0; i < j2k->cp->tileno_size; i++) {
+ tileno = j2k->cp->tileno[i];
+ opj_free(j2k->tile_data[tileno]);
+ j2k->tile_data[tileno] = NULL;
+ }
+#endif
- j2k_clean();
-
- return cio_tell();
+ j2k->state = J2K_STATE_MT;
}
-typedef struct {
+static void j2k_read_unk(opj_j2k_t *j2k) {
+ opj_event_msg(j2k->cinfo, EVT_WARNING, "Unknown marker\n");
+}
+
+typedef struct opj_dec_mstabent {
+ /** marker value */
int id;
+ /** value of the state when the marker can appear */
int states;
- void (*handler) ();
-} j2k_dec_mstabent_t;
+ /** action linked to the marker */
+ void (*handler) (opj_j2k_t *j2k);
+} opj_dec_mstabent_t;
-j2k_dec_mstabent_t j2k_dec_mstab[] = {
+opj_dec_mstabent_t j2k_dec_mstab[] = {
{J2K_MS_SOC, J2K_STATE_MHSOC, j2k_read_soc},
{J2K_MS_SOT, J2K_STATE_MH | J2K_STATE_TPHSOT, j2k_read_sot},
{J2K_MS_SOD, J2K_STATE_TPH, j2k_read_sod},
{0, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_unk}
};
-j2k_dec_mstabent_t *j2k_dec_mstab_lookup(int id)
-{
- j2k_dec_mstabent_t *e;
+/**
+Read the lookup table containing all the marker, status and action
+@param id Marker value
+*/
+static opj_dec_mstabent_t *j2k_dec_mstab_lookup(int id) {
+ opj_dec_mstabent_t *e;
for (e = j2k_dec_mstab; e->id != 0; e++) {
if (e->id == id) {
break;
return e;
}
+/* ----------------------------------------------------------------------- */
+/* J2K / JPT decoder interface */
+/* ----------------------------------------------------------------------- */
+
+opj_j2k_t* j2k_create_decompress(opj_common_ptr cinfo) {
+ opj_j2k_t *j2k = (opj_j2k_t*)opj_malloc(sizeof(opj_j2k_t));
+ if(j2k) {
+ j2k->cinfo = cinfo;
+ j2k->default_tcp = (opj_tcp_t*)opj_malloc(sizeof(opj_tcp_t));
+ if(!j2k->default_tcp) {
+ opj_free(j2k);
+ return NULL;
+ }
+ }
+ return j2k;
+}
+void j2k_destroy_decompress(opj_j2k_t *j2k) {
+ int i = 0;
-LIBJ2K_API int
-j2k_decode(unsigned char *src, int len, j2k_image_t * img, j2k_cp_t * cp)
-{
-
- if (setjmp(j2k_error)) {
- if (j2k_state != J2K_STATE_MT) {
- fprintf(stderr, "WARNING: incomplete bitstream\n");
- return 0;
+ if(j2k->tile_len != NULL) {
+ opj_free(j2k->tile_len);
+ }
+ if(j2k->tile_data != NULL) {
+ opj_free(j2k->tile_data);
+ }
+ if(j2k->default_tcp != NULL) {
+ opj_tcp_t *default_tcp = j2k->default_tcp;
+ if(default_tcp->ppt_data_first != NULL) {
+ opj_free(default_tcp->ppt_data_first);
+ }
+ if(j2k->default_tcp->tccps != NULL) {
+ opj_free(j2k->default_tcp->tccps);
}
- j2k_clean();
- return cio_numbytes(); /* Correct way of ending j2k_decode */
+ opj_free(j2k->default_tcp);
}
-
- j2k_img = img;
-
- j2k_cp = cp;
-
- j2k_state = J2K_STATE_MHSOC;
- cio_init(src, len);
-
+ if(j2k->cp != NULL) {
+ opj_cp_t *cp = j2k->cp;
+ if(cp->tcps != NULL) {
+ for(i = 0; i < cp->tw * cp->th; i++) {
+ if(cp->tcps[i].ppt_data_first != NULL) {
+ opj_free(cp->tcps[i].ppt_data_first);
+ }
+ if(cp->tcps[i].tccps != NULL) {
+ opj_free(cp->tcps[i].tccps);
+ }
+ }
+ opj_free(cp->tcps);
+ }
+ if(cp->ppm_data_first != NULL) {
+ opj_free(cp->ppm_data_first);
+ }
+ if(cp->tileno != NULL) {
+ opj_free(cp->tileno);
+ }
+ if(cp->comment != NULL) {
+ opj_free(cp->comment);
+ }
+
+ opj_free(cp);
+ }
+
+ opj_free(j2k);
+}
+
+void j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters) {
+ if(j2k && parameters) {
+ /* create and initialize the coding parameters structure */
+ opj_cp_t *cp = (opj_cp_t*)opj_malloc(sizeof(opj_cp_t));
+ cp->reduce = parameters->cp_reduce;
+ cp->layer = parameters->cp_layer;
+
+ /* keep a link to cp so that we can destroy it later in j2k_destroy_decompress */
+ j2k->cp = cp;
+ }
+}
+
+opj_image_t* j2k_decode(opj_j2k_t *j2k, opj_cio_t *cio) {
+ opj_image_t *image = NULL;
+
+ opj_common_ptr cinfo = j2k->cinfo;
+
+ j2k->cio = cio;
+
+ /* create an empty image */
+ image = opj_image_create0();
+ j2k->image = image;
+
+ j2k->state = J2K_STATE_MHSOC;
+
for (;;) {
-
-
- j2k_dec_mstabent_t *e;
- int id = cio_read(2);
+ opj_dec_mstabent_t *e;
+ int id = cio_read(cio, 2);
if (id >> 8 != 0xff) {
- fprintf(stderr, "%.8x: expected a marker instead of %x\n",
- cio_tell() - 2, id);
+ opj_image_destroy(image);
+ opj_event_msg(cinfo, EVT_ERROR, "%.8x: expected a marker instead of %x\n", cio_tell(cio) - 2, id);
return 0;
}
e = j2k_dec_mstab_lookup(id);
- if (!(j2k_state & e->states)) {
- fprintf(stderr, "%.8x: unexpected marker %x\n", cio_tell() - 2, id);
+ if (!(j2k->state & e->states)) {
+ opj_image_destroy(image);
+ opj_event_msg(cinfo, EVT_ERROR, "%.8x: unexpected marker %x\n", cio_tell(cio) - 2, id);
return 0;
}
if (e->handler) {
- (*e->handler) ();
+ (*e->handler)(j2k);
+ }
+ if (j2k->state == J2K_STATE_MT) {
+ break;
+ }
+ if (j2k->state == J2K_STATE_NEOC) {
+ break;
}
-
-
- if (j2k_state == J2K_STATE_NEOC)
- break; /* RAJOUTE */
}
- if (j2k_state == J2K_STATE_NEOC)
- j2k_read_eoc(); /* RAJOUTE */
-
- return 0;
+ if (j2k->state == J2K_STATE_NEOC) {
+ j2k_read_eoc(j2k);
+ }
+
+ if (j2k->state != J2K_STATE_MT) {
+ opj_event_msg(cinfo, EVT_WARNING, "Incomplete bitstream\n");
+ }
+
+ return image;
}
/*
* Read a JPT-stream and decode file
*
*/
-int
-j2k_decode_jpt_stream(unsigned char *src, int len, j2k_image_t * img,
- j2k_cp_t * cp)
-{
- jpt_msg_header_struct_t header;
+opj_image_t* j2k_decode_jpt_stream(opj_j2k_t *j2k, opj_cio_t *cio) {
+ opj_image_t *image = NULL;
+ opj_jpt_msg_header_t header;
int position;
+
+ opj_common_ptr cinfo = j2k->cinfo;
- if (setjmp(j2k_error)) {
- if (j2k_state != J2K_STATE_MT) {
- fprintf(stderr, "WARNING: incomplete bitstream\n");
- return 0;
- }
- return cio_numbytes();
- }
-
- j2k_img = img;
-
- j2k_cp = cp;
-
- j2k_state = J2K_STATE_MHSOC;
- cio_init(src, len);
+ j2k->cio = cio;
+
+ /* create an empty image */
+ image = opj_image_create0();
+
+ j2k->state = J2K_STATE_MHSOC;
/* Initialize the header */
- jpt_init_Msg_Header(&header);
+ jpt_init_msg_header(&header);
/* Read the first header of the message */
- jpt_read_Msg_Header(&header);
+ jpt_read_msg_header(cinfo, cio, &header);
- position = cio_tell();
- if (header.Class_Id != 6) { /* 6 : Main header data-bin message */
- fprintf(stderr,
- "[JPT-stream] : Expecting Main header first [class_Id %d] !\n",
- header.Class_Id);
+ position = cio_tell(cio);
+ if (header.Class_Id != 6) { /* 6 : Main header data-bin message */
+ opj_image_destroy(image);
+ opj_event_msg(cinfo, EVT_ERROR, "[JPT-stream] : Expecting Main header first [class_Id %d] !\n", header.Class_Id);
return 0;
}
for (;;) {
- j2k_dec_mstabent_t *e;
+ opj_dec_mstabent_t *e = NULL;
int id;
- if (!cio_numbytesleft()) {
- j2k_read_eoc();
- return 0;
+ if (!cio_numbytesleft(cio)) {
+ j2k_read_eoc(j2k);
+ return image;
}
/* data-bin read -> need to read a new header */
- if ((unsigned int) (cio_tell() - position) == header.Msg_length) {
- jpt_read_Msg_Header(&header);
- position = cio_tell();
- if (header.Class_Id != 4) { /* 4 : Tile data-bin message */
- fprintf(stderr, "[JPT-stream] : Expecting Tile info !\n");
- return 0;
+ if ((unsigned int) (cio_tell(cio) - position) == header.Msg_length) {
+ jpt_read_msg_header(cinfo, cio, &header);
+ position = cio_tell(cio);
+ if (header.Class_Id != 4) { /* 4 : Tile data-bin message */
+ opj_image_destroy(image);
+ opj_event_msg(cinfo, EVT_ERROR, "[JPT-stream] : Expecting Tile info !\n");
+ return 0;
}
}
- id = cio_read(2);
+ id = cio_read(cio, 2);
if (id >> 8 != 0xff) {
- fprintf(stderr, "%.8x: expected a marker instead of %x\n",
- cio_tell() - 2, id);
+ opj_image_destroy(image);
+ opj_event_msg(cinfo, EVT_ERROR, "%.8x: expected a marker instead of %x\n", cio_tell(cio) - 2, id);
return 0;
}
e = j2k_dec_mstab_lookup(id);
- if (!(j2k_state & e->states)) {
- fprintf(stderr, "%.8x: unexpected marker %x\n", cio_tell() - 2, id);
+ if (!(j2k->state & e->states)) {
+ opj_image_destroy(image);
+ opj_event_msg(cinfo, EVT_ERROR, "%.8x: unexpected marker %x\n", cio_tell(cio) - 2, id);
return 0;
}
if (e->handler) {
- (*e->handler) ();
+ (*e->handler)(j2k);
+ }
+ if (j2k->state == J2K_STATE_MT) {
+ break;
}
- if (j2k_state == J2K_STATE_NEOC)
- break; /* RAJOUTE */
+ if (j2k->state == J2K_STATE_NEOC) {
+ break;
+ }
+ }
+ if (j2k->state == J2K_STATE_NEOC) {
+ j2k_read_eoc(j2k);
}
- if (j2k_state == J2K_STATE_NEOC)
- j2k_read_eoc(); /* RAJOUTE */
- return 0;
+ if (j2k->state != J2K_STATE_MT) {
+ opj_event_msg(cinfo, EVT_WARNING, "Incomplete bitstream\n");
+ }
+
+ return image;
}
+/* ----------------------------------------------------------------------- */
+/* J2K encoder interface */
+/* ----------------------------------------------------------------------- */
+opj_j2k_t* j2k_create_compress(opj_common_ptr cinfo) {
+ opj_j2k_t *j2k = (opj_j2k_t*)opj_malloc(sizeof(opj_j2k_t));
+ if(j2k) {
+ j2k->cinfo = cinfo;
+ }
+ return j2k;
+}
-void j2k_dec_release()
+void j2k_destroy_compress(opj_j2k_t *j2k) {
+ int tileno;
-{
-
- int i=0;
-
-
-
- //tcd_dec_release();
-
-
-
- if (j2k_tile_len!=NULL) free(j2k_tile_len);
-
- if (j2k_tile_data!=NULL) free(j2k_tile_data);
+ if(!j2k) return;
+
+ if(j2k->image_info != NULL) {
+ opj_image_info_t *image_info = j2k->image_info;
+ if (image_info->index_on && j2k->cp) {
+ opj_cp_t *cp = j2k->cp;
+ for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
+ opj_tile_info_t *tile_info = &image_info->tile[tileno];
+ opj_free(tile_info->thresh);
+ opj_free(tile_info->packet);
+ }
+ opj_free(image_info->tile);
+ }
+ opj_free(image_info);
+ }
+ if(j2k->cp != NULL) {
+ opj_cp_t *cp = j2k->cp;
+
+ if(cp->comment) {
+ opj_free(cp->comment);
+ }
+ if(cp->matrice) {
+ opj_free(cp->matrice);
+ }
+ for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
+ opj_free(cp->tcps[tileno].tccps);
+ }
+ opj_free(cp->tcps);
+ opj_free(cp);
+ }
+
+ opj_free(j2k);
+}
+
+void j2k_setup_encoder(opj_j2k_t *j2k, opj_cparameters_t *parameters, opj_image_t *image) {
+ int i, j, tileno, numpocs_tile;
+ opj_cp_t *cp = NULL;
+
+ if(!j2k || !parameters || ! image) {
+ return;
+ }
+
+ /* create and initialize the coding parameters structure */
+ cp = (opj_cp_t*)opj_malloc(sizeof(opj_cp_t));
+
+ /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
+ j2k->cp = cp;
+
+ /* set default values for cp */
+ cp->tw = 1;
+ cp->th = 1;
+
+ /*
+ copy user encoding parameters
+ */
+
+ cp->disto_alloc = parameters->cp_disto_alloc;
+ cp->fixed_alloc = parameters->cp_fixed_alloc;
+ cp->fixed_quality = parameters->cp_fixed_quality;
+
+ /* mod fixed_quality */
+ if(parameters->cp_matrice) {
+ size_t array_size = parameters->tcp_numlayers * parameters->numresolution * 3 * sizeof(int);
+ cp->matrice = (int *) opj_malloc(array_size);
+ memcpy(cp->matrice, parameters->cp_matrice, array_size);
+ }
+
+ /* creation of an index file ? */
+ cp->index_on = parameters->index_on;
+ if(cp->index_on) {
+ j2k->image_info = (opj_image_info_t*)opj_malloc(sizeof(opj_image_info_t));
+ }
+
+ /* tiles */
+ cp->tdx = parameters->cp_tdx;
+ cp->tdy = parameters->cp_tdy;
+
+ /* tile offset */
+ cp->tx0 = parameters->cp_tx0;
+ cp->ty0 = parameters->cp_ty0;
+
+ /* comment string */
+ if(parameters->cp_comment) {
+ cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1);
+ if(cp->comment) {
+ strcpy(cp->comment, parameters->cp_comment);
+ }
+ }
+
+ /*
+ calculate other encoding parameters
+ */
+
+ if (parameters->tile_size_on) {
+ cp->tw = int_ceildiv(image->x1 - cp->tx0, cp->tdx);
+ cp->th = int_ceildiv(image->y1 - cp->ty0, cp->tdy);
+ } else {
+ cp->tdx = image->x1 - cp->tx0;
+ cp->tdy = image->y1 - cp->ty0;
+ }
+
+ /* initialize the mutiple tiles */
+ /* ---------------------------- */
+ cp->tcps = (opj_tcp_t *) opj_malloc(cp->tw * cp->th * sizeof(opj_tcp_t));
+
+ for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
+ opj_tcp_t *tcp = &cp->tcps[tileno];
+ tcp->numlayers = parameters->tcp_numlayers;
+ for (j = 0; j < tcp->numlayers; j++) {
+ if (cp->fixed_quality) { /* add fixed_quality */
+ tcp->distoratio[j] = parameters->tcp_distoratio[j];
+ } else {
+ tcp->rates[j] = parameters->tcp_rates[j];
+ }
+ }
+ tcp->csty = parameters->csty;
+ tcp->prg = parameters->prog_order;
+ tcp->mct = image->numcomps == 3 ? 1 : 0;
+
+ numpocs_tile = 0;
+ tcp->POC = 0;
+ if (parameters->numpocs) {
+ /* initialisation of POC */
+ tcp->POC = 1;
+ for (i = 0; i < parameters->numpocs; i++) {
+ if((tileno == parameters->POC[i].tile - 1) || (parameters->POC[i].tile == -1)) {
+ opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
+ tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0;
+ tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0;
+ tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1;
+ tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1;
+ tcp_poc->compno1 = parameters->POC[numpocs_tile].compno1;
+ tcp_poc->prg = parameters->POC[numpocs_tile].prg;
+ tcp_poc->tile = parameters->POC[numpocs_tile].tile;
+ numpocs_tile++;
+ }
+ }
+ }
+ tcp->numpocs = numpocs_tile;
+
+ tcp->tccps = (opj_tccp_t *) opj_malloc(image->numcomps * sizeof(opj_tccp_t));
+
+ for (i = 0; i < image->numcomps; i++) {
+ opj_tccp_t *tccp = &tcp->tccps[i];
+ tccp->csty = parameters->csty & 0x01; /* 0 => one precinct || 1 => custom precinct */
+ tccp->numresolutions = parameters->numresolution;
+ tccp->cblkw = int_floorlog2(parameters->cblockw_init);
+ tccp->cblkh = int_floorlog2(parameters->cblockh_init);
+ tccp->cblksty = parameters->mode;
+ tccp->qmfbid = parameters->irreversible ? 0 : 1;
+ tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT : J2K_CCP_QNTSTY_NOQNT;
+ tccp->numgbits = 2;
+ if (i == parameters->roi_compno) {
+ tccp->roishift = parameters->roi_shift;
+ } else {
+ tccp->roishift = 0;
+ }
+ if (parameters->csty & J2K_CCP_CSTY_PRT) {
+ int p = 0;
+ for (j = tccp->numresolutions - 1; j >= 0; j--) {
+ if (p < parameters->res_spec) {
+ if (parameters->prcw_init[p] < 1) {
+ tccp->prcw[j] = 1;
+ } else {
+ tccp->prcw[j] = int_floorlog2(parameters->prcw_init[p]);
+ }
+ if (parameters->prch_init[p] < 1) {
+ tccp->prch[j] = 1;
+ } else {
+ tccp->prch[j] = int_floorlog2(parameters->prch_init[p]);
+ }
+ } else {
+ int res_spec = parameters->res_spec;
+ int size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
+ int size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
+ if (size_prcw < 1) {
+ tccp->prcw[j] = 1;
+ } else {
+ tccp->prcw[j] = int_floorlog2(size_prcw);
+ }
+ if (size_prch < 1) {
+ tccp->prch[j] = 1;
+ } else {
+ tccp->prch[j] = int_floorlog2(size_prch);
+ }
+ }
+ p++;
+ /*printf("\nsize precinct for level %d : %d,%d\n", j,tccp->prcw[j], tccp->prch[j]); */
+ }
+ } else {
+ for (j = 0; j < tccp->numresolutions; j++) {
+ tccp->prcw[j] = 15;
+ tccp->prch[j] = 15;
+ }
+ }
+
+ dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
+ }
+ }
+}
+
+/**
+Create an index file
+@param j2k
+@param cio
+@param image_info
+@param index Index filename
+@return Returns 1 if successful, returns 0 otherwise
+*/
+static int j2k_create_index(opj_j2k_t *j2k, opj_cio_t *cio, opj_image_info_t *image_info, char *index) {
+ int tileno, compno, layno, resno, precno, pack_nb, x, y;
+ FILE *stream = NULL;
+ double total_disto = 0;
+
+ image_info->codestream_size = cio_tell(cio) + j2k->pos_correction; /* Correction 14/4/03 suite rmq de Patrick */
+
+ stream = fopen(index, "w");
+ if (!stream) {
+ opj_event_msg(j2k->cinfo, EVT_ERROR, "failed to open %s for writing\n", index);
+ return 0;
+ }
- if (j2k_default_tcp.ppt_data_first!=NULL) free(j2k_default_tcp.ppt_data_first);
+ fprintf(stream, "%d %d\n", image_info->image_w, image_info->image_h);
+ fprintf(stream, "%d\n", image_info->prog);
+ fprintf(stream, "%d %d\n", image_info->tile_x, image_info->tile_y);
+ fprintf(stream, "%d %d\n", image_info->tw, image_info->th);
+ fprintf(stream, "%d\n", image_info->comp);
+ fprintf(stream, "%d\n", image_info->layer);
+ fprintf(stream, "%d\n", image_info->decomposition);
+
+ for (resno = image_info->decomposition; resno >= 0; resno--) {
+ fprintf(stream, "[%d,%d] ",
+ (1 << image_info->tile[0].pdx[resno]), (1 << image_info->tile[0].pdx[resno])); /* based on tile 0 */
+ }
+ fprintf(stream, "\n");
+ fprintf(stream, "%d\n", image_info->main_head_end);
+ fprintf(stream, "%d\n", image_info->codestream_size);
+
+ for (tileno = 0; tileno < image_info->tw * image_info->th; tileno++) {
+ fprintf(stream, "%4d %9d %9d %9d %9e %9d %9e\n",
+ image_info->tile[tileno].num_tile,
+ image_info->tile[tileno].start_pos,
+ image_info->tile[tileno].end_header,
+ image_info->tile[tileno].end_pos,
+ image_info->tile[tileno].distotile, image_info->tile[tileno].nbpix,
+ image_info->tile[tileno].distotile / image_info->tile[tileno].nbpix);
+ }
- if (j2k_default_tcp.tccps!=NULL) free(j2k_default_tcp.tccps);
+ for (tileno = 0; tileno < image_info->tw * image_info->th; tileno++) {
+ int start_pos, end_pos;
+ double disto = 0;
+ pack_nb = 0;
+
+ /*
+ fprintf(stream, "pkno tileno layerno resno compno precno start_pos end_pos deltaSE \n");
+ */
+
+ if (image_info->prog == LRCP) { /* LRCP */
+ /*
+ fprintf(stream, "pack_nb tileno layno resno compno precno start_pos end_pos disto");
+ */
+ for (layno = 0; layno < image_info->layer; layno++) {
+ for (resno = 0; resno < image_info->decomposition + 1; resno++) {
+ for (compno = 0; compno < image_info->comp; compno++) {
+ int prec_max = image_info->tile[tileno].pw[resno] * image_info->tile[tileno].ph[resno];
+ for (precno = 0; precno < prec_max; precno++) {
+ start_pos = image_info->tile[tileno].packet[pack_nb].start_pos;
+ end_pos = image_info->tile[tileno].packet[pack_nb].end_pos;
+ disto = image_info->tile[tileno].packet[pack_nb].disto;
+ fprintf(stream, "%4d %6d %7d %5d %6d %6d %9d %9d %8e\n",
+ pack_nb, tileno, layno, resno, compno, precno, start_pos, end_pos, disto);
+ total_disto += disto;
+ pack_nb++;
+ }
+ }
+ }
+ }
+ } /* LRCP */
+ else if (image_info->prog == RLCP) { /* RLCP */
+ /*
+ fprintf(stream, "pack_nb tileno resno layno compno precno start_pos end_pos disto");
+ */
+ for (resno = 0; resno < image_info->decomposition + 1; resno++) {
+ for (layno = 0; layno < image_info->layer; layno++) {
+ for (compno = 0; compno < image_info->comp; compno++) {
+ int prec_max = image_info->tile[tileno].pw[resno] * image_info->tile[tileno].ph[resno];
+ for (precno = 0; precno < prec_max; precno++) {
+ start_pos = image_info->tile[tileno].packet[pack_nb].start_pos;
+ end_pos = image_info->tile[tileno].packet[pack_nb].end_pos;
+ disto = image_info->tile[tileno].packet[pack_nb].disto;
+ fprintf(stream, "%4d %6d %5d %7d %6d %6d %9d %9d %8e\n",
+ pack_nb, tileno, resno, layno, compno, precno, start_pos, end_pos, disto);
+ total_disto += disto;
+ pack_nb++;
+ }
+ }
+ }
+ }
+ } /* RLCP */
+ else if (image_info->prog == RPCL) { /* RPCL */
+ /*
+ fprintf(stream, "\npack_nb tileno resno precno compno layno start_pos end_pos disto\n");
+ */
+ for (resno = 0; resno < image_info->decomposition + 1; resno++) {
+ /* I suppose components have same XRsiz, YRsiz */
+ int x0 = image_info->tile_Ox + tileno - (int)floor( (float)tileno/(float)image_info->tw ) * image_info->tw * image_info->tile_x;
+ int y0 = image_info->tile_Ox + (int)floor( (float)tileno/(float)image_info->tw ) * image_info->tile_y;
+ int x1 = x0 + image_info->tile_x;
+ int y1 = y0 + image_info->tile_y;
+ for(y = y0; y < y1; y++) {
+ for(x = x0; x < x1; x++) {
+ for (compno = 0; compno < image_info->comp; compno++) {
+ int prec_max = image_info->tile[tileno].pw[resno] * image_info->tile[tileno].ph[resno];
+ for (precno = 0; precno < prec_max; precno++) {
+ int pcnx = image_info->tile[tileno].pw[resno];
+ int pcx = (int) pow( 2, image_info->tile[tileno].pdx[resno] + image_info->decomposition - resno );
+ int pcy = (int) pow( 2, image_info->tile[tileno].pdy[resno] + image_info->decomposition - resno );
+ int precno_x = precno - (int) floor( (float)precno/(float)pcnx ) * pcnx;
+ int precno_y = (int) floor( (float)precno/(float)pcnx );
+ if (precno_y*pcy == y ) {
+ if (precno_x*pcx == x ) {
+ for (layno = 0; layno < image_info->layer; layno++) {
+ start_pos = image_info->tile[tileno].packet[pack_nb].start_pos;
+ end_pos = image_info->tile[tileno].packet[pack_nb].end_pos;
+ disto = image_info->tile[tileno].packet[pack_nb].disto;
+ fprintf(stream, "%4d %6d %5d %6d %6d %7d %9d %9d %8e\n",
+ pack_nb, tileno, resno, precno, compno, layno, start_pos, end_pos, disto);
+ total_disto += disto;
+ pack_nb++;
+ }
+ }
+ }
+ } /* precno */
+ } /* compno */
+ } /* x = x0..x1 */
+ } /* y = y0..y1 */
+ } /* resno */
+ } /* RPCL */
+ else if (image_info->prog == PCRL) { /* PCRL */
+ /* I suppose components have same XRsiz, YRsiz */
+ int x0 = image_info->tile_Ox + tileno - (int)floor( (float)tileno/(float)image_info->tw ) * image_info->tw * image_info->tile_x;
+ int y0 = image_info->tile_Ox + (int)floor( (float)tileno/(float)image_info->tw ) * image_info->tile_y;
+ int x1 = x0 + image_info->tile_x;
+ int y1 = y0 + image_info->tile_y;
+ /*
+ fprintf(stream, "\npack_nb tileno precno compno resno layno start_pos end_pos disto\n");
+ */
+ for(y = y0; y < y1; y++) {
+ for(x = x0; x < x1; x++) {
+ for (compno = 0; compno < image_info->comp; compno++) {
+ for (resno = 0; resno < image_info->decomposition + 1; resno++) {
+ int prec_max = image_info->tile[tileno].pw[resno] * image_info->tile[tileno].ph[resno];
+ for (precno = 0; precno < prec_max; precno++) {
+ int pcnx = image_info->tile[tileno].pw[resno];
+ int pcx = (int) pow( 2, image_info->tile[tileno].pdx[resno] + image_info->decomposition - resno );
+ int pcy = (int) pow( 2, image_info->tile[tileno].pdy[resno] + image_info->decomposition - resno );
+ int precno_x = precno - (int) floor( (float)precno/(float)pcnx ) * pcnx;
+ int precno_y = (int) floor( (float)precno/(float)pcnx );
+ if (precno_y*pcy == y ) {
+ if (precno_x*pcx == x ) {
+ for (layno = 0; layno < image_info->layer; layno++) {
+ start_pos = image_info->tile[tileno].packet[pack_nb].start_pos;
+ end_pos = image_info->tile[tileno].packet[pack_nb].end_pos;
+ disto = image_info->tile[tileno].packet[pack_nb].disto;
+ fprintf(stream, "%4d %6d %6d %6d %5d %7d %9d %9d %8e\n",
+ pack_nb, tileno, precno, compno, resno, layno, start_pos, end_pos, disto);
+ total_disto += disto;
+ pack_nb++;
+ }
+ }
+ }
+ } /* precno */
+ } /* resno */
+ } /* compno */
+ } /* x = x0..x1 */
+ } /* y = y0..y1 */
+ } /* PCRL */
+ else { /* CPRL */
+ /*
+ fprintf(stream, "\npack_nb tileno compno precno resno layno start_pos end_pos disto\n");
+ */
+ for (compno = 0; compno < image_info->comp; compno++) {
+ /* I suppose components have same XRsiz, YRsiz */
+ int x0 = image_info->tile_Ox + tileno - (int)floor( (float)tileno/(float)image_info->tw ) * image_info->tw * image_info->tile_x;
+ int y0 = image_info->tile_Ox + (int)floor( (float)tileno/(float)image_info->tw ) * image_info->tile_y;
+ int x1 = x0 + image_info->tile_x;
+ int y1 = y0 + image_info->tile_y;
+ for(y = y0; y < y1; y++) {
+ for(x = x0; x < x1; x++) {
+ for (resno = 0; resno < image_info->decomposition + 1; resno++) {
+ int prec_max = image_info->tile[tileno].pw[resno] * image_info->tile[tileno].ph[resno];
+ for (precno = 0; precno < prec_max; precno++) {
+ int pcnx = image_info->tile[tileno].pw[resno];
+ int pcx = (int) pow( 2, image_info->tile[tileno].pdx[resno] + image_info->decomposition - resno );
+ int pcy = (int) pow( 2, image_info->tile[tileno].pdy[resno] + image_info->decomposition - resno );
+ int precno_x = precno - (int) floor( (float)precno/(float)pcnx ) * pcnx;
+ int precno_y = (int) floor( (float)precno/(float)pcnx );
+ if (precno_y*pcy == y ) {
+ if (precno_x*pcx == x ) {
+ for (layno = 0; layno < image_info->layer; layno++) {
+ start_pos = image_info->tile[tileno].packet[pack_nb].start_pos;
+ end_pos = image_info->tile[tileno].packet[pack_nb].end_pos;
+ disto = image_info->tile[tileno].packet[pack_nb].disto;
+ fprintf(stream, "%4d %6d %6d %6d %5d %7d %9d %9d %8e\n",
+ pack_nb, tileno, compno, precno, resno, layno, start_pos, end_pos, disto);
+ total_disto += disto;
+ pack_nb++;
+ }
+ }
+ }
+ } /* precno */
+ } /* resno */
+ } /* x = x0..x1 */
+ } /* y = y0..y1 */
+ } /* comno */
+ } /* CPRL */
+ } /* tileno */
+
+ fprintf(stream, "%8e\n", image_info->D_max); /* SE max */
+ fprintf(stream, "%.8e\n", total_disto); /* SE totale */
+ fclose(stream);
+
+ return 1;
+}
+
+bool j2k_encode(opj_j2k_t *j2k, opj_cio_t *cio, opj_image_t *image, char *index) {
+ int tileno, compno;
+ opj_image_info_t *image_info = NULL;
+ opj_cp_t *cp = NULL;
+
+ opj_tcd_t *tcd = NULL; /* TCD component */
+
+ j2k->cio = cio;
+ j2k->image = image;
+
+ cp = j2k->cp;
+
+ /* j2k_dump_cp(stdout, image, cp); */
+
+ /* INDEX >> */
+ image_info = j2k->image_info;
+ if (image_info && cp->index_on) {
+ image_info->index_on = cp->index_on;
+ image_info->tile = (opj_tile_info_t *) opj_malloc(cp->tw * cp->th * sizeof(opj_tile_info_t));
+ image_info->image_w = image->x1 - image->x0;
+ image_info->image_h = image->y1 - image->y0;
+ image_info->prog = (&cp->tcps[0])->prg;
+ image_info->tw = cp->tw;
+ image_info->th = cp->th;
+ image_info->tile_x = cp->tdx; /* new version parser */
+ image_info->tile_y = cp->tdy; /* new version parser */
+ image_info->tile_Ox = cp->tx0; /* new version parser */
+ image_info->tile_Oy = cp->ty0; /* new version parser */
+ image_info->comp = image->numcomps;
+ image_info->layer = (&cp->tcps[0])->numlayers;
+ image_info->decomposition = (&cp->tcps[0])->tccps->numresolutions - 1;
+ image_info->D_max = 0; /* ADD Marcela */
+ }
+ /* << INDEX */
- for (i=0;i<j2k_cp->tw*j2k_cp->th;i++) {
+ j2k_write_soc(j2k);
+ j2k_write_siz(j2k);
+ j2k_write_cod(j2k);
+ j2k_write_qcd(j2k);
+ for (compno = 0; compno < image->numcomps; compno++) {
+ opj_tcp_t *tcp = &cp->tcps[0];
+ if (tcp->tccps[compno].roishift)
+ j2k_write_rgn(j2k, compno, 0);
+ }
+ if (cp->comment != NULL) {
+ j2k_write_com(j2k);
+ }
+ /* INDEX >> */
+ if(image_info && image_info->index_on) {
+ image_info->main_head_end = cio_tell(cio) - 1;
+ }
+ /* << INDEX */
+
+ /* create the tile encoder */
+ tcd = tcd_create(j2k->cinfo);
+
+ /* encode each tile */
+
+ for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
+ opj_event_msg(j2k->cinfo, EVT_INFO, "tile number %d / %d\n", tileno + 1, cp->tw * cp->th);
- if (j2k_cp->tcps[i].ppt_data_first!=NULL) free(j2k_cp->tcps[i].ppt_data_first);
+ j2k->curtileno = tileno;
+
+ /* initialisation before tile encoding */
+ if (tileno == 0) {
+ tcd_malloc_encode(tcd, image, cp, j2k->curtileno);
+ } else {
+ tcd_init_encode(tcd, image, cp, j2k->curtileno);
+ }
- if (j2k_cp->tcps[i].tccps!=NULL) free(j2k_cp->tcps[i].tccps);
+ /* INDEX >> */
+ if(image_info && image_info->index_on) {
+ image_info->tile[j2k->curtileno].num_tile = j2k->curtileno;
+ image_info->tile[j2k->curtileno].start_pos = cio_tell(cio) + j2k->pos_correction;
+ }
+ /* << INDEX */
+
+ j2k_write_sot(j2k);
+
+ for (compno = 1; compno < image->numcomps; compno++) {
+ j2k_write_coc(j2k, compno);
+ j2k_write_qcc(j2k, compno);
+ }
+ if (cp->tcps[tileno].numpocs) {
+ j2k_write_poc(j2k);
+ }
+
+ j2k_write_sod(j2k, tcd);
+
+ /* INDEX >> */
+ if(image_info && image_info->index_on) {
+ image_info->tile[j2k->curtileno].end_pos = cio_tell(cio) + j2k->pos_correction - 1;
+ }
+ /* << INDEX */
+
+
+ /*
+ if (tile->PPT) { // BAD PPT !!!
+ FILE *PPT_file;
+ int i;
+ PPT_file=fopen("PPT","rb");
+ fprintf(stderr,"%c%c%c%c",255,97,tile->len_ppt/256,tile->len_ppt%256);
+ for (i=0;i<tile->len_ppt;i++) {
+ unsigned char elmt;
+ fread(&elmt, 1, 1, PPT_file);
+ fwrite(&elmt,1,1,f);
+ }
+ fclose(PPT_file);
+ unlink("PPT");
+ }
+ */
}
- if (j2k_cp->ppm_data_first!=NULL) free(j2k_cp->ppm_data_first);
-
- if (j2k_cp->tcps!=NULL) free(j2k_cp->tcps);
-
- if (j2k_img->comps!=NULL) free(j2k_img->comps);
-
- if (j2k_cp->tileno!=NULL) free(j2k_cp->tileno);
-
-}
-
-#ifdef WIN32
-#include <windows.h>
+ /* destroy the tile encoder */
+ tcd_free_encode(tcd);
+ tcd_destroy(tcd);
-BOOL APIENTRY
-DllMain(HANDLE hModule, DWORD ul_reason_for_call, LPVOID lpReserved)
-{
- switch (ul_reason_for_call) {
- case DLL_PROCESS_ATTACH:
- case DLL_THREAD_ATTACH:
- case DLL_THREAD_DETACH:
- case DLL_PROCESS_DETACH:
- break;
+ j2k_write_eoc(j2k);
+
+ /* Creation of the index file */
+ if(image_info && image_info->index_on) {
+ if(!j2k_create_index(j2k, cio, image_info, index)) {
+ opj_event_msg(j2k->cinfo, EVT_ERROR, "failed to create index file %s\n", index);
+ return false;
+ }
}
- return TRUE;
+
+ return true;
}
-#endif
+