/*
- * 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
+ * Copyright (c) 2002-2007, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
+ * Copyright (c) 2002-2007, Professor Benoit Macq
+ * Copyright (c) 2001-2003, David Janssens
+ * Copyright (c) 2002-2003, Yannick Verschueren
+ * Copyright (c) 2003-2007, Francois-Olivier Devaux and Antonin Descampe
+ * Copyright (c) 2005, Herve Drolon, FreeImage Team
+ * Copyright (c) 2006-2007, Parvatha Elangovan
+ * Copyright (c) 2010-2011, Kaori Hagihara
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* POSSIBILITY OF SUCH DAMAGE.
*/
-#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;
-static 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;
- tcd_free_encode(j2k_img, j2k_cp, j2k_curtileno);
-
- 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);
- }
-}
+#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 TLM marker (Mainheader)
+@param j2k J2K handle
+*/
+static void j2k_write_tlm(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);
+/**
+Add main header marker information
+@param cstr_info Codestream information structure
+@param type marker type
+@param pos byte offset of marker segment
+@param len length of marker segment
+ */
+static void j2k_add_mhmarker(opj_codestream_info_t *cstr_info, unsigned short int type, int pos, int len);
+/**
+Add tile header marker information
+@param tileno tile index number
+@param cstr_info Codestream information structure
+@param type marker type
+@param pos byte offset of marker segment
+@param len length of marker segment
+ */
+static void j2k_add_tlmarker( int tileno, opj_codestream_info_t *cstr_info, unsigned short int type, int pos, int len);
-/* \Add Patrick */
-
-void j2k_dump_image(j2k_image_t * img)
-{
- int compno;
- fprintf(stderr, "image {\n");
- fprintf(stderr, " x0=%d, y0=%d, x1=%d, y1=%d\n", img->x0, img->y0,
- img->x1, img->y1);
- fprintf(stderr, " numcomps=%d\n", img->numcomps);
- for (compno = 0; compno < img->numcomps; compno++) {
- j2k_comp_t *comp = &img->comps[compno];
- fprintf(stderr, " comp %d {\n", compno);
- fprintf(stderr, " dx=%d, dy=%d\n", comp->dx, comp->dy);
- fprintf(stderr, " prec=%d\n", comp->prec);
- fprintf(stderr, " sgnd=%d\n", comp->sgnd);
- fprintf(stderr, " }\n");
- }
- fprintf(stderr, "}\n");
-}
+/*@}*/
-void j2k_dump_cp(j2k_image_t * img, j2k_cp_t * cp)
-{
- int tileno, compno, layno, bandno, resno, numbands;
- fprintf(stderr, "coding parameters {\n");
- fprintf(stderr, " tx0=%d, ty0=%d\n", cp->tx0, cp->ty0);
- fprintf(stderr, " tdx=%d, tdy=%d\n", cp->tdx, cp->tdy);
- fprintf(stderr, " 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(stderr, " tile %d {\n", tileno);
- fprintf(stderr, " csty=%x\n", tcp->csty);
- fprintf(stderr, " prg=%d\n", tcp->prg);
- fprintf(stderr, " numlayers=%d\n", tcp->numlayers);
- fprintf(stderr, " mct=%d\n", tcp->mct);
- fprintf(stderr, " rates=");
- for (layno = 0; layno < tcp->numlayers; layno++) {
- fprintf(stderr, "%d ", tcp->rates[layno]);
- }
- fprintf(stderr, "\n");
- for (compno = 0; compno < img->numcomps; compno++) {
- j2k_tccp_t *tccp = &tcp->tccps[compno];
- fprintf(stderr, " comp %d {\n", compno);
- fprintf(stderr, " csty=%x\n", tccp->csty);
- fprintf(stderr, " numresolutions=%d\n", tccp->numresolutions);
- fprintf(stderr, " cblkw=%d\n", tccp->cblkw);
- fprintf(stderr, " cblkh=%d\n", tccp->cblkh);
- fprintf(stderr, " cblksty=%x\n", tccp->cblksty);
- fprintf(stderr, " qmfbid=%d\n", tccp->qmfbid);
- fprintf(stderr, " qntsty=%d\n", tccp->qntsty);
- fprintf(stderr, " numgbits=%d\n", tccp->numgbits);
- fprintf(stderr, " roishift=%d\n", tccp->roishift);
- fprintf(stderr, " stepsizes=");
- numbands =
- tccp->qntsty ==
- J2K_CCP_QNTSTY_SIQNT ? 1 : tccp->numresolutions * 3 - 2;
- for (bandno = 0; bandno < numbands; bandno++) {
- fprintf(stderr, "(%d,%d) ", tccp->stepsizes[bandno].mant,
- tccp->stepsizes[bandno].expn);
- }
- fprintf(stderr, "\n");
-
- if (tccp->csty & J2K_CCP_CSTY_PRT) {
- fprintf(stderr, " prcw=");
- for (resno = 0; resno < tccp->numresolutions; resno++) {
- fprintf(stderr, "%d ", tccp->prcw[resno]);
- }
- fprintf(stderr, "\n");
- fprintf(stderr, " prch=");
- for (resno = 0; resno < tccp->numresolutions; resno++) {
- fprintf(stderr, "%d ", tccp->prch[resno]);
- }
- fprintf(stderr, "\n");
- }
- fprintf(stderr, " }\n");
- }
- fprintf(stderr, " }\n");
- }
- fprintf(stderr, "}\n");
-}
+/*@}*/
-void j2k_write_soc()
-{
- cio_write(J2K_MS_SOC, 2);
-}
+/* ----------------------------------------------------------------------- */
+typedef struct j2k_prog_order{
+ OPJ_PROG_ORDER enum_prog;
+ char str_prog[5];
+}j2k_prog_order_t;
-void j2k_read_soc()
-{
- j2k_state = J2K_STATE_MHSIZ;
-}
+j2k_prog_order_t j2k_prog_order_list[] = {
+ {CPRL, "CPRL"},
+ {LRCP, "LRCP"},
+ {PCRL, "PCRL"},
+ {RLCP, "RLCP"},
+ {RPCL, "RPCL"},
+ {(OPJ_PROG_ORDER)-1, ""}
+};
-void j2k_write_siz()
-{
- 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);
+char *j2k_convert_progression_order(OPJ_PROG_ORDER prg_order){
+ j2k_prog_order_t *po;
+ for(po = j2k_prog_order_list; po->enum_prog != -1; po++ ){
+ if(po->enum_prog == prg_order){
+ break;
+ }
+ }
+ return po->str_prog;
+}
+/* ----------------------------------------------------------------------- */
+static int j2k_get_num_tp(opj_cp_t *cp,int pino,int tileno){
+ char *prog;
+ int i;
+ int tpnum=1,tpend=0;
+ opj_tcp_t *tcp = &cp->tcps[tileno];
+ prog = j2k_convert_progression_order(tcp->prg);
+
+ if(cp->tp_on == 1){
+ for(i=0;i<4;i++){
+ if(tpend!=1){
+ if( cp->tp_flag == prog[i] ){
+ tpend=1;cp->tp_pos=i;
+ }
+ switch(prog[i]){
+ case 'C':
+ tpnum= tpnum * tcp->pocs[pino].compE;
+ break;
+ case 'R':
+ tpnum= tpnum * tcp->pocs[pino].resE;
+ break;
+ case 'P':
+ tpnum= tpnum * tcp->pocs[pino].prcE;
+ break;
+ case 'L':
+ tpnum= tpnum * tcp->pocs[pino].layE;
+ break;
+ }
+ }
+ }
+ }else{
+ tpnum=1;
+ }
+ return tpnum;
}
-void j2k_read_siz()
-{
- 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++) {
- 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 */
- }
+/** mem allocation for TLM marker*/
+int j2k_calculate_tp(opj_cp_t *cp,int img_numcomp,opj_image_t *image,opj_j2k_t *j2k ){
+ int pino,tileno,totnum_tp=0;
+
+ OPJ_ARG_NOT_USED(img_numcomp);
+
+ j2k->cur_totnum_tp = (int *) opj_malloc(cp->tw * cp->th * sizeof(int));
+ for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
+ int cur_totnum_tp = 0;
+ opj_tcp_t *tcp = &cp->tcps[tileno];
+ for(pino = 0; pino <= tcp->numpocs; pino++) {
+ int tp_num=0;
+ opj_pi_iterator_t *pi = pi_initialise_encode(image, cp, tileno,FINAL_PASS);
+ if(!pi) { return -1;}
+ tp_num = j2k_get_num_tp(cp,pino,tileno);
+ totnum_tp = totnum_tp + tp_num;
+ cur_totnum_tp = cur_totnum_tp + tp_num;
+ pi_destroy(pi, cp, tileno);
+ }
+ j2k->cur_totnum_tp[tileno] = cur_totnum_tp;
+ /* INDEX >> */
+ if (j2k->cstr_info) {
+ j2k->cstr_info->tile[tileno].num_tps = cur_totnum_tp;
+ j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(cur_totnum_tp * sizeof(opj_tp_info_t));
+ }
+ /* << INDEX */
+ }
+ return totnum_tp;
+}
- 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;
- }
+static void j2k_write_soc(opj_j2k_t *j2k) {
+ opj_cio_t *cio = j2k->cio;
+ cio_write(cio, J2K_MS_SOC, 2);
- /* Initialization for PPM marker */
- j2k_cp->ppm = 0;
- j2k_cp->ppm_data = NULL;
- j2k_cp->ppm_previous = 0;
- j2k_cp->ppm_store = 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);
- }
- 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;
+ if(j2k->cstr_info)
+ j2k_add_mhmarker(j2k->cstr_info, J2K_MS_SOC, cio_tell(cio), 0);
+/* UniPG>> */
+#ifdef USE_JPWL
+ /* update markers struct */
+ j2k_add_marker(j2k->cstr_info, J2K_MS_SOC, cio_tell(cio) - 2, 2);
+#endif /* USE_JPWL */
+/* <<UniPG */
}
-void j2k_write_com()
-{
- 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);
- }
- len = cio_tell() - lenp;
- cio_seek(lenp);
- cio_write(len, 2);
- cio_seek(lenp + len);
+static void j2k_read_soc(opj_j2k_t *j2k) {
+ j2k->state = J2K_STATE_MHSIZ;
+ /* Index */
+ if (j2k->cstr_info) {
+ j2k->cstr_info->main_head_start = cio_tell(j2k->cio) - 2;
+ j2k->cstr_info->codestream_size = cio_numbytesleft(j2k->cio) + 2 - j2k->cstr_info->main_head_start;
+ }
+}
+static void j2k_write_siz(opj_j2k_t *j2k) {
+ int i;
+ int 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, cp->rsiz, 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);
+
+ if(j2k->cstr_info)
+ j2k_add_mhmarker(j2k->cstr_info, J2K_MS_SIZ, lenp, len);
}
-void j2k_read_com()
-{
- int len;
+static void j2k_read_siz(opj_j2k_t *j2k) {
+ int len, 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 */
+
+ if ((image->x0<0)||(image->x1<0)||(image->y0<0)||(image->y1<0)) {
+ opj_event_msg(j2k->cinfo, EVT_ERROR,
+ "%s: invalid image size (x0:%d, x1:%d, y0:%d, y1:%d)\n",
+ image->x0,image->x1,image->y0,image->y1);
+ return;
+ }
+
+ image->numcomps = cio_read(cio, 2); /* Csiz */
+
+#ifdef USE_JPWL
+ if (j2k->cp->correct) {
+ /* if JPWL is on, we check whether TX errors have damaged
+ too much the SIZ parameters */
+ if (!(image->x1 * image->y1)) {
+ opj_event_msg(j2k->cinfo, EVT_ERROR,
+ "JPWL: bad image size (%d x %d)\n",
+ image->x1, image->y1);
+ if (!JPWL_ASSUME || JPWL_ASSUME) {
+ opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
+ return;
+ }
+ }
+ if (image->numcomps != ((len - 38) / 3)) {
+ opj_event_msg(j2k->cinfo, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
+ "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n",
+ image->numcomps, ((len - 38) / 3));
+ if (!JPWL_ASSUME) {
+ opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
+ return;
+ }
+ /* we try to correct */
+ opj_event_msg(j2k->cinfo, EVT_WARNING, "- trying to adjust this\n");
+ if (image->numcomps < ((len - 38) / 3)) {
+ len = 38 + 3 * image->numcomps;
+ opj_event_msg(j2k->cinfo, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n",
+ len);
+ } else {
+ image->numcomps = ((len - 38) / 3);
+ opj_event_msg(j2k->cinfo, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n",
+ image->numcomps);
+ }
+ }
+
+ /* update components number in the jpwl_exp_comps filed */
+ cp->exp_comps = image->numcomps;
+ }
+#endif /* USE_JPWL */
+
+ image->comps = (opj_image_comp_t*) opj_calloc(image->numcomps, sizeof(opj_image_comp_t));
+ for (i = 0; i < image->numcomps; i++) {
+ int tmp, w, h;
+ 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 */
+
+#ifdef USE_JPWL
+ if (j2k->cp->correct) {
+ /* if JPWL is on, we check whether TX errors have damaged
+ too much the SIZ parameters, again */
+ if (!(image->comps[i].dx * image->comps[i].dy)) {
+ opj_event_msg(j2k->cinfo, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
+ "JPWL: bad XRsiz_%d/YRsiz_%d (%d x %d)\n",
+ i, i, image->comps[i].dx, image->comps[i].dy);
+ if (!JPWL_ASSUME) {
+ opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
+ return;
+ }
+ /* we try to correct */
+ opj_event_msg(j2k->cinfo, EVT_WARNING, "- trying to adjust them\n");
+ if (!image->comps[i].dx) {
+ image->comps[i].dx = 1;
+ opj_event_msg(j2k->cinfo, EVT_WARNING, "- setting XRsiz_%d to %d => HYPOTHESIS!!!\n",
+ i, image->comps[i].dx);
+ }
+ if (!image->comps[i].dy) {
+ image->comps[i].dy = 1;
+ opj_event_msg(j2k->cinfo, EVT_WARNING, "- setting YRsiz_%d to %d => HYPOTHESIS!!!\n",
+ i, image->comps[i].dy);
+ }
+ }
+
+ }
+#endif /* USE_JPWL */
+
+ /* 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 = cp->reduce; /* reducing factor per component */
+ }
+
+ cp->tw = int_ceildiv(image->x1 - cp->tx0, cp->tdx);
+ cp->th = int_ceildiv(image->y1 - cp->ty0, cp->tdy);
+
+#ifdef USE_JPWL
+ if (j2k->cp->correct) {
+ /* if JPWL is on, we check whether TX errors have damaged
+ too much the SIZ parameters */
+ if ((cp->tw < 1) || (cp->th < 1) || (cp->tw > cp->max_tiles) || (cp->th > cp->max_tiles)) {
+ opj_event_msg(j2k->cinfo, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
+ "JPWL: bad number of tiles (%d x %d)\n",
+ cp->tw, cp->th);
+ if (!JPWL_ASSUME) {
+ opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
+ return;
+ }
+ /* we try to correct */
+ opj_event_msg(j2k->cinfo, EVT_WARNING, "- trying to adjust them\n");
+ if (cp->tw < 1) {
+ cp->tw= 1;
+ opj_event_msg(j2k->cinfo, EVT_WARNING, "- setting %d tiles in x => HYPOTHESIS!!!\n",
+ cp->tw);
+ }
+ if (cp->tw > cp->max_tiles) {
+ cp->tw= 1;
+ opj_event_msg(j2k->cinfo, EVT_WARNING, "- too large x, increase expectance of %d\n"
+ "- setting %d tiles in x => HYPOTHESIS!!!\n",
+ cp->max_tiles, cp->tw);
+ }
+ if (cp->th < 1) {
+ cp->th= 1;
+ opj_event_msg(j2k->cinfo, EVT_WARNING, "- setting %d tiles in y => HYPOTHESIS!!!\n",
+ cp->th);
+ }
+ if (cp->th > cp->max_tiles) {
+ cp->th= 1;
+ opj_event_msg(j2k->cinfo, EVT_WARNING, "- too large y, increase expectance of %d to continue\n",
+ "- setting %d tiles in y => HYPOTHESIS!!!\n",
+ cp->max_tiles, cp->th);
+ }
+ }
+ }
+#endif /* USE_JPWL */
+
+ cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t));
+ cp->tileno = (int*) opj_malloc(cp->tw * cp->th * sizeof(int));
+ cp->tileno_size = 0;
+
+#ifdef USE_JPWL
+ if (j2k->cp->correct) {
+ if (!cp->tcps) {
+ opj_event_msg(j2k->cinfo, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
+ "JPWL: could not alloc tcps field of cp\n");
+ if (!JPWL_ASSUME || JPWL_ASSUME) {
+ opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
+ return;
+ }
+ }
+ }
+#endif /* USE_JPWL */
+
+ for (i = 0; i < cp->tw * cp->th; i++) {
+ cp->tcps[i].POC = 0;
+ cp->tcps[i].numpocs = 0;
+ cp->tcps[i].first = 1;
+ }
+
+ /* 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_calloc(image->numcomps, sizeof(opj_tccp_t));
+ for (i = 0; i < cp->tw * cp->th; i++) {
+ cp->tcps[i].tccps = (opj_tccp_t*) opj_malloc(image->numcomps * sizeof(opj_tccp_t));
+ }
+ j2k->tile_data = (unsigned char**) opj_calloc(cp->tw * cp->th, sizeof(unsigned char*));
+ j2k->tile_len = (int*) opj_calloc(cp->tw * cp->th, sizeof(int));
+ j2k->state = J2K_STATE_MH;
+
+ /* Index */
+ if (j2k->cstr_info) {
+ opj_codestream_info_t *cstr_info = j2k->cstr_info;
+ cstr_info->image_w = image->x1 - image->x0;
+ cstr_info->image_h = image->y1 - image->y0;
+ cstr_info->numcomps = image->numcomps;
+ cstr_info->tw = cp->tw;
+ cstr_info->th = cp->th;
+ cstr_info->tile_x = cp->tdx;
+ cstr_info->tile_y = cp->tdy;
+ cstr_info->tile_Ox = cp->tx0;
+ cstr_info->tile_Oy = cp->ty0;
+ cstr_info->tile = (opj_tile_info_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tile_info_t));
+ }
+}
- len = cio_read(2);
- cio_skip(len - 2);
+static void j2k_write_com(opj_j2k_t *j2k) {
+ unsigned int i;
+ int lenp, len;
+
+ 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, 1, 2); /* General use (IS 8859-15:1999 (Latin) values) */
+ 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);
+
+
+ if(j2k->cstr_info)
+ j2k_add_mhmarker(j2k->cstr_info, J2K_MS_COM, lenp, len);
+ }
}
-void j2k_write_cox(int compno)
-{
- int i;
- j2k_tcp_t *tcp;
- j2k_tccp_t *tccp;
- tcp = &j2k_cp->tcps[j2k_curtileno];
- tccp = &tcp->tccps[compno];
-
- 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) */
-
- 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) */
- }
- }
+static void j2k_read_com(opj_j2k_t *j2k) {
+ int len;
+
+ opj_cio_t *cio = j2k->cio;
+
+ len = cio_read(cio, 2);
+ cio_skip(cio, len - 2);
}
-void j2k_read_cox(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) */
- 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) */
- if (tccp->csty & J2K_CP_CSTY_PRT) {
- for (i = 0; i < tccp->numresolutions; i++) {
- int tmp = cio_read(1); /* SPcox (I_i) */
- tccp->prcw[i] = tmp & 0xf;
- tccp->prch[i] = tmp >> 4;
- }
- }
+static void j2k_write_cox(opj_j2k_t *j2k, int compno) {
+ int i;
+
+ 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(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(cio, tccp->prcw[i] + (tccp->prch[i] << 4), 1); /* SPcox (I_i) */
+ }
+ }
}
-void j2k_write_cod()
-{
- j2k_tcp_t *tcp;
- int lenp, len;
+static void j2k_read_cox(opj_j2k_t *j2k, int compno) {
+ int i;
+
+ 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;
- cio_write(J2K_MS_COD, 2); /* COD */
+ tccp->numresolutions = cio_read(cio, 1) + 1; /* SPcox (D) */
- lenp = cio_tell();
- cio_skip(2);
+ /* If user wants to remove more resolutions than the codestream contains, return error*/
+ if (cp->reduce >= tccp->numresolutions) {
+ opj_event_msg(j2k->cinfo, EVT_ERROR, "Error decoding component %d.\nThe number of resolutions to remove is higher than the number "
+ "of resolutions of this component\nModify the cp_reduce parameter.\n\n", compno);
+ j2k->state |= J2K_STATE_ERR;
+ }
- 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) */
+ 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(cio, 1); /* SPcox (I_i) */
+ tccp->prcw[i] = tmp & 0xf;
+ tccp->prch[i] = tmp >> 4;
+ }
+ }
- j2k_write_cox(0);
- len = cio_tell() - lenp;
- cio_seek(lenp);
- cio_write(len, 2); /* Lcod */
- cio_seek(lenp + len);
+ /* INDEX >> */
+ if(j2k->cstr_info && compno == 0) {
+ for (i = 0; i < tccp->numresolutions; i++) {
+ if (tccp->csty & J2K_CP_CSTY_PRT) {
+ j2k->cstr_info->tile[j2k->curtileno].pdx[i] = tccp->prcw[i];
+ j2k->cstr_info->tile[j2k->curtileno].pdy[i] = tccp->prch[i];
+ }
+ else {
+ j2k->cstr_info->tile[j2k->curtileno].pdx[i] = 15;
+ j2k->cstr_info->tile[j2k->curtileno].pdx[i] = 15;
+ }
+ }
+ }
+ /* << INDEX */
}
-void j2k_read_cod()
-{
- 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++) {
- tcp->tccps[i].csty = tcp->csty & J2K_CP_CSTY_PRT;
- cio_seek(pos);
- j2k_read_cox(i);
- }
+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(cio, J2K_MS_COD, 2); /* COD */
+
+ lenp = cio_tell(cio);
+ cio_skip(cio, 2);
+
+ 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(j2k, 0);
+ len = cio_tell(cio) - lenp;
+ cio_seek(cio, lenp);
+ cio_write(cio, len, 2); /* Lcod */
+ cio_seek(cio, lenp + len);
+
+ if(j2k->cstr_info)
+ j2k_add_mhmarker(j2k->cstr_info, J2K_MS_COD, lenp, len);
+
}
-void j2k_write_coc(int compno)
-{
- j2k_tcp_t *tcp;
- 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);
+static void j2k_read_cod(opj_j2k_t *j2k) {
+ int len, i, pos;
+
+ 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(cio, pos);
+ j2k_read_cox(j2k, i);
+ }
+
+ /* Index */
+ if (j2k->cstr_info) {
+ opj_codestream_info_t *cstr_info = j2k->cstr_info;
+ cstr_info->prog = tcp->prg;
+ cstr_info->numlayers = tcp->numlayers;
+ cstr_info->numdecompos = (int*) opj_malloc(image->numcomps * sizeof(int));
+ for (i = 0; i < image->numcomps; i++) {
+ cstr_info->numdecompos[i] = tcp->tccps[i].numresolutions - 1;
+ }
+ }
}
-void j2k_read_coc()
-{
- 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);
+static void j2k_write_coc(opj_j2k_t *j2k, int compno) {
+ int 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_write_qcx(int compno)
-{
- j2k_tcp_t *tcp;
- j2k_tccp_t *tccp;
- int bandno, numbands;
- int expn, mant;
+static void j2k_read_coc(opj_j2k_t *j2k) {
+ int len, 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);
+}
- tcp = &j2k_cp->tcps[j2k_curtileno];
- tccp = &tcp->tccps[compno];
+static void j2k_write_qcx(opj_j2k_t *j2k, int compno) {
+ int bandno, numbands;
+ int expn, mant;
+
+ 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(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(cio, expn << 3, 1); /* SPqcx_i */
+ } else {
+ cio_write(cio, (expn << 11) + mant, 2); /* SPqcx_i */
+ }
+ }
+}
- cio_write(tccp->qntsty + (tccp->numgbits << 5), 1); /* Sqcx */
- numbands =
- tccp->qntsty ==
- J2K_CCP_QNTSTY_SIQNT ? 1 : tccp->numresolutions * 3 - 2;
+static void j2k_read_qcx(opj_j2k_t *j2k, int compno, int len) {
+ int tmp;
+ int bandno, numbands;
+
+ 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);
+
+#ifdef USE_JPWL
+ if (j2k->cp->correct) {
+
+ /* if JPWL is on, we check whether there are too many subbands */
+ if ((numbands < 0) || (numbands >= J2K_MAXBANDS)) {
+ opj_event_msg(j2k->cinfo, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
+ "JPWL: bad number of subbands in Sqcx (%d)\n",
+ numbands);
+ if (!JPWL_ASSUME) {
+ opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
+ return;
+ }
+ /* we try to correct */
+ numbands = 1;
+ opj_event_msg(j2k->cinfo, EVT_WARNING, "- trying to adjust them\n"
+ "- setting number of bands to %d => HYPOTHESIS!!!\n",
+ numbands);
+ };
+
+ };
+
+#else
+ /* We check whether there are too many subbands */
+ if ((numbands < 0) || (numbands >= J2K_MAXBANDS)) {
+ opj_event_msg(j2k->cinfo, EVT_WARNING ,
+ "bad number of subbands in Sqcx (%d) regarding to J2K_MAXBANDS (%d) \n"
+ "- limiting number of bands to J2K_MAXBANDS and try to move to the next markers\n", numbands, J2K_MAXBANDS);
+ }
- for (bandno = 0; bandno < numbands; bandno++) {
- expn = tccp->stepsizes[bandno].expn;
- mant = tccp->stepsizes[bandno].mant;
+#endif /* USE_JPWL */
+
+ for (bandno = 0; bandno < numbands; bandno++) {
+ int expn, mant;
+ if (tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
+ expn = cio_read(cio, 1) >> 3; /* SPqcx_i */
+ mant = 0;
+ } else {
+ tmp = cio_read(cio, 2); /* SPqcx_i */
+ expn = tmp >> 11;
+ mant = tmp & 0x7ff;
+ }
+ if (bandno < J2K_MAXBANDS){
+ tccp->stepsizes[bandno].expn = expn;
+ 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].mant = tccp->stepsizes[0].mant;
+ }
+ }
+ /* ddA */
+}
- if (tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
- cio_write(expn << 3, 1); /* SPqcx_i */
- } else {
- cio_write((expn << 11) + mant, 2); /* SPqcx_i */
- }
- }
+static void j2k_write_qcd(opj_j2k_t *j2k) {
+ int lenp, len;
+
+ opj_cio_t *cio = j2k->cio;
+
+ 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);
+
+ if(j2k->cstr_info)
+ j2k_add_mhmarker(j2k->cstr_info, J2K_MS_QCD, lenp, len);
+}
+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(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_read_qcx(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 */
- 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);
- for (bandno = 0; bandno < numbands; bandno++) {
- int expn, mant;
- if (tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) { /* WHY STEPSIZES WHEN NOQNT ? */
- expn = cio_read(1) >> 3; /* SPqcx_i */
- mant = 0;
- } else {
- tmp = cio_read(2); /* SPqcx_i */
- expn = tmp >> 11;
- mant = tmp & 0x7ff;
- }
- tccp->stepsizes[bandno].expn = expn;
- tccp->stepsizes[bandno].mant = mant;
- }
+static void j2k_write_qcc(opj_j2k_t *j2k, int compno) {
+ int 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_write_qcd()
-{
- int lenp, len;
-
- 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);
+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(cio, 2); /* Lqcc */
+ compno = cio_read(cio, numcomp <= 256 ? 1 : 2); /* Cqcc */
+
+#ifdef USE_JPWL
+ if (j2k->cp->correct) {
+
+ static int backup_compno = 0;
+
+ /* compno is negative or larger than the number of components!!! */
+ if ((compno < 0) || (compno >= numcomp)) {
+ opj_event_msg(j2k->cinfo, EVT_ERROR,
+ "JPWL: bad component number in QCC (%d out of a maximum of %d)\n",
+ compno, numcomp);
+ if (!JPWL_ASSUME) {
+ opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
+ return;
+ }
+ /* we try to correct */
+ compno = backup_compno % numcomp;
+ opj_event_msg(j2k->cinfo, EVT_WARNING, "- trying to adjust this\n"
+ "- setting component number to %d\n",
+ compno);
+ }
+
+ /* keep your private count of tiles */
+ backup_compno++;
+ };
+#endif /* USE_JPWL */
+
+ j2k_read_qcx(j2k, compno, len - 2 - (numcomp <= 256 ? 1 : 2));
}
-void j2k_read_qcd()
-{
- int len, i, pos;
+static void j2k_write_poc(opj_j2k_t *j2k) {
+ int len, numpchgs, i;
+
+ int numcomps = j2k->image->numcomps;
+
+ 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 = 1 + tcp->numpocs;
+ 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++) {
+ 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(cio, poc->resno1, 1); /* REpoc_i */
+ poc->resno1 = int_min(poc->resno1, tccp->numresolutions);
+ 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 */
+ }
+}
- 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);
- }
+static void j2k_read_poc(opj_j2k_t *j2k) {
+ int len, numpchgs, i, old_poc;
+
+ int numcomps = j2k->image->numcomps;
+
+ 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;
+
+ old_poc = tcp->POC ? tcp->numpocs + 1 : 0;
+ tcp->POC = 1;
+ len = cio_read(cio, 2); /* Lpoc */
+ numpchgs = (len - 2) / (5 + 2 * (numcomps <= 256 ? 1 : 2));
+
+ for (i = old_poc; i < numpchgs + old_poc; i++) {
+ opj_poc_t *poc;
+ poc = &tcp->pocs[i];
+ poc->resno0 = cio_read(cio, 1); /* RSpoc_i */
+ poc->compno0 = cio_read(cio, numcomps <= 256 ? 1 : 2); /* CSpoc_i */
+ poc->layno1 = cio_read(cio, 2); /* LYEpoc_i */
+ poc->resno1 = cio_read(cio, 1); /* 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_write_qcc(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);
+static void j2k_read_crg(opj_j2k_t *j2k) {
+ int len, i, Xcrg_i, 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_qcc()
-{
- int len, compno;
+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(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(cio, ST); /* Ttlm_i */
+ Ptlm_i = cio_read(cio, SP ? 4 : 2); /* Ptlm_i */
+ }
+}
- 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));
+static void j2k_read_plm(opj_j2k_t *j2k) {
+ int len, i, Zplm, Nplm, add, packet_len = 0;
+
+ 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(cio, 4); /* Nplm */
+ len -= 4;
+ for (i = Nplm; i > 0; i--) {
+ add = cio_read(cio, 1);
+ len--;
+ packet_len = (packet_len << 7) + add; /* Iplm_ij */
+ if ((add & 0x80) == 0) {
+ /* New packet */
+ packet_len = 0;
+ }
+ if (len <= 0)
+ break;
+ }
+ }
}
-void j2k_write_poc()
-{
- int len, numpchgs, i;
- j2k_tcp_t *tcp;
- j2k_tccp_t *tccp;
-
- tcp = &j2k_cp->tcps[j2k_curtileno];
- tccp = &tcp->tccps[0];
- 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 */
- 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 */
- poc->layno1 = int_min(poc->layno1, tcp->numlayers);
- cio_write(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 */
- }
+static void j2k_read_plt(opj_j2k_t *j2k) {
+ int len, i, Zplt, packet_len = 0, add;
+
+ 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(cio, 1);
+ packet_len = (packet_len << 7) + add; /* Iplt_i */
+ if ((add & 0x80) == 0) {
+ /* New packet */
+ packet_len = 0;
+ }
+ }
}
-void j2k_read_poc()
-{
- int len, numpchgs, i, old_poc;
- j2k_tcp_t *tcp;
- j2k_tccp_t *tccp;
-
- tcp =
- j2k_state ==
- J2K_STATE_TPH ? &j2k_cp->tcps[j2k_curtileno] : &j2k_default_tcp;
-
- 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));
-
- for (i = old_poc; i < numpchgs + old_poc; i++) {
- j2k_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), tcp->numlayers); /* LYEpoc_i */
- poc->resno1 = int_min(cio_read(1), tccp->numresolutions); /* REpoc_i */
- poc->compno1 = int_min(cio_read(j2k_img->numcomps <= 256 ? 1 : 2), j2k_img->numcomps); /* CEpoc_i */
- poc->prg = cio_read(1); /* Ppoc_i */
- }
+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(cio, 2);
+ cp->ppm = 1;
+
+ Z_ppm = cio_read(cio, 1); /* Z_ppm */
+ len -= 3;
+ while (len > 0) {
+ if (cp->ppm_previous == 0) {
+ N_ppm = cio_read(cio, 4); /* N_ppm */
+ len -= 4;
+ } else {
+ N_ppm = cp->ppm_previous;
+ }
+ 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));
+
+#ifdef USE_JPWL
+ /* this memory allocation check could be done even in non-JPWL cases */
+ if (cp->correct) {
+ if (!cp->ppm_data) {
+ opj_event_msg(j2k->cinfo, EVT_ERROR,
+ "JPWL: failed memory allocation during PPM marker parsing (pos. %x)\n",
+ cio_tell(cio));
+ if (!JPWL_ASSUME || JPWL_ASSUME) {
+ opj_free(cp->ppm_data);
+ opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
+ return;
+ }
+ }
+ }
+#endif
- tcp->numpocs = numpchgs + old_poc - 1;
+ 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 */
+ 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 */
+ }
+ cp->ppm_previous = i - 1;
+ cp->ppm_store = j;
+ }
}
-void j2k_read_crg()
-{
- int len, i, Xcrg_i, Ycrg_i;
+static void j2k_read_ppt(opj_j2k_t *j2k) {
+ int len, Z_ppt, i, j = 0;
+
+ 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 *) opj_malloc((len - 3) * sizeof(unsigned char));
+ tcp->ppt_data_first = tcp->ppt_data;
+ tcp->ppt_store = 0;
+ 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;
+ }
+ j = tcp->ppt_store;
+ for (i = len - 3; i > 0; i--) {
+ tcp->ppt_data[j] = cio_read(cio, 1);
+ j++;
+ }
+ tcp->ppt_store = j;
+}
- 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 */
- }
+static void j2k_write_tlm(opj_j2k_t *j2k){
+ int lenp;
+ opj_cio_t *cio = j2k->cio;
+ j2k->tlm_start = cio_tell(cio);
+ cio_write(cio, J2K_MS_TLM, 2);/* TLM */
+ lenp = 4 + (5*j2k->totnum_tp);
+ cio_write(cio,lenp,2); /* Ltlm */
+ cio_write(cio, 0,1); /* Ztlm=0*/
+ cio_write(cio,80,1); /* Stlm ST=1(8bits-255 tiles max),SP=1(Ptlm=32bits) */
+ cio_skip(cio,5*j2k->totnum_tp);
}
-void j2k_read_tlm()
-{
- int len, Ztlm, Stlm, ST, SP, tile_tlm, i;
- long int Ttlm_i, Ptlm_i;
-
- len = cio_read(2); /* Ltlm */
- Ztlm = cio_read(1); /* Ztlm */
- Stlm = cio_read(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 */
- }
+static void j2k_write_sot(opj_j2k_t *j2k) {
+ int 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, j2k->cur_tp_num , 1); /* TPsot */
+ cio_write(cio, j2k->cur_totnum_tp[j2k->curtileno], 1); /* TNsot */
+ len = cio_tell(cio) - lenp;
+ cio_seek(cio, lenp);
+ cio_write(cio, len, 2); /* Lsot */
+ cio_seek(cio, lenp + len);
+
+ /* UniPG>> */
+#ifdef USE_JPWL
+ /* update markers struct */
+ j2k_add_marker(j2k->cstr_info, J2K_MS_SOT, j2k->sot_start, len + 2);
+#endif /* USE_JPWL */
+ /* <<UniPG */
+
+ if( j2k->cstr_info && j2k->cur_tp_num==0){
+ j2k_add_tlmarker( j2k->curtileno, j2k->cstr_info, J2K_MS_SOT, lenp, len);
+ }
}
-void j2k_read_plm()
-{
- int len, i, Zplm, Nplm, add, packet_len = 0;
-
- len = cio_read(2); /* Lplm */
- Zplm = cio_read(1); /* Zplm */
- len -= 3;
- while (len > 0) {
- Nplm = cio_read(4); /* Nplm */
- len -= 4;
- for (i = Nplm; i > 0; i--) {
- add = cio_read(1);
- len--;
- packet_len = (packet_len << 7) + add; /* Iplm_ij */
- if ((add & 0x80) == 0) {
- /* New packet */
- packet_len = 0;
- }
- if (len <= 0)
- break;
- }
+static void j2k_read_sot(opj_j2k_t *j2k) {
+ int len, tileno, totlen, partno, numparts, i;
+ opj_tcp_t *tcp = NULL;
+ char status = 0;
+
+ opj_cp_t *cp = j2k->cp;
+ opj_cio_t *cio = j2k->cio;
+
+ len = cio_read(cio, 2);
+ tileno = cio_read(cio, 2);
+
+#ifdef USE_JPWL
+ if (j2k->cp->correct) {
+
+ static int backup_tileno = 0;
+
+ /* tileno is negative or larger than the number of tiles!!! */
+ if ((tileno < 0) || (tileno > (cp->tw * cp->th))) {
+ opj_event_msg(j2k->cinfo, EVT_ERROR,
+ "JPWL: bad tile number (%d out of a maximum of %d)\n",
+ tileno, (cp->tw * cp->th));
+ if (!JPWL_ASSUME) {
+ opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
+ return;
+ }
+ /* we try to correct */
+ tileno = backup_tileno;
+ opj_event_msg(j2k->cinfo, EVT_WARNING, "- trying to adjust this\n"
+ "- setting tile number to %d\n",
+ tileno);
+ }
+
+ /* keep your private count of tiles */
+ backup_tileno++;
+ };
+#endif /* USE_JPWL */
+
+ if (cp->tileno_size == 0) {
+ cp->tileno[cp->tileno_size] = tileno;
+ cp->tileno_size++;
+ } else {
+ i = 0;
+ while (i < cp->tileno_size && status == 0) {
+ status = cp->tileno[i] == tileno ? 1 : 0;
+ i++;
+ }
+ if (status == 0) {
+ cp->tileno[cp->tileno_size] = tileno;
+ cp->tileno_size++;
+ }
+ }
+
+ totlen = cio_read(cio, 4);
+
+#ifdef USE_JPWL
+ if (j2k->cp->correct) {
+
+ /* totlen is negative or larger than the bytes left!!! */
+ if ((totlen < 0) || (totlen > (cio_numbytesleft(cio) + 8))) {
+ opj_event_msg(j2k->cinfo, EVT_ERROR,
+ "JPWL: bad tile byte size (%d bytes against %d bytes left)\n",
+ totlen, cio_numbytesleft(cio) + 8);
+ if (!JPWL_ASSUME) {
+ opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
+ return;
+ }
+ /* we try to correct */
+ totlen = 0;
+ opj_event_msg(j2k->cinfo, EVT_WARNING, "- trying to adjust this\n"
+ "- setting Psot to %d => assuming it is the last tile\n",
+ totlen);
+ }
+
+ };
+#endif /* USE_JPWL */
+
+ if (!totlen)
+ totlen = cio_numbytesleft(cio) + 8;
+
+ partno = cio_read(cio, 1);
+ numparts = cio_read(cio, 1);
+
+ if (partno >= numparts) {
+ opj_event_msg(j2k->cinfo, EVT_WARNING, "SOT marker inconsistency in tile %d: tile-part index greater (%d) than number of tile-parts (%d)\n", tileno, partno, numparts);
+ numparts = partno+1;
}
+
+ j2k->curtileno = tileno;
+ j2k->cur_tp_num = partno;
+ j2k->eot = cio_getbp(cio) - 12 + totlen;
+ j2k->state = J2K_STATE_TPH;
+ tcp = &cp->tcps[j2k->curtileno];
+
+ /* Index */
+ if (j2k->cstr_info) {
+ if (tcp->first) {
+ if (tileno == 0)
+ j2k->cstr_info->main_head_end = cio_tell(cio) - 13;
+ j2k->cstr_info->tile[tileno].tileno = tileno;
+ j2k->cstr_info->tile[tileno].start_pos = cio_tell(cio) - 12;
+ j2k->cstr_info->tile[tileno].end_pos = j2k->cstr_info->tile[tileno].start_pos + totlen - 1;
+ } else {
+ j2k->cstr_info->tile[tileno].end_pos += totlen;
+ }
+ j2k->cstr_info->tile[tileno].num_tps = numparts;
+ if (numparts)
+ j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_realloc(j2k->cstr_info->tile[tileno].tp, numparts * sizeof(opj_tp_info_t));
+ else
+ j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_realloc(j2k->cstr_info->tile[tileno].tp, 10 * sizeof(opj_tp_info_t)); /* Fixme (10)*/
+ j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = cio_tell(cio) - 12;
+ j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos =
+ j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1;
+ }
+
+ if (tcp->first == 1) {
+ /* 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->image->numcomps; i++) {
+ tcp->tccps[i] = j2k->default_tcp->tccps[i];
+ }
+ cp->tcps[j2k->curtileno].first = 0;
+ }
}
-void j2k_read_plt()
-{
- int len, i, Zplt, packet_len = 0, add;
-
- len = cio_read(2); /* Lplt */
- Zplt = cio_read(1); /* Zplt */
- for (i = len - 3; i > 0; i--) {
- add = cio_read(1);
- packet_len = (packet_len << 7) + add; /* Iplt_i */
- if ((add & 0x80) == 0) {
- /* New packet */
- packet_len = 0;
- }
- }
+static void j2k_write_sod(opj_j2k_t *j2k, void *tile_coder) {
+ int l, layno;
+ int totlen;
+ opj_tcp_t *tcp = NULL;
+ opj_codestream_info_t *cstr_info = NULL;
+
+ 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;
+
+ tcd->tp_num = j2k->tp_num ;
+ tcd->cur_tp_num = j2k->cur_tp_num;
+
+ cio_write(cio, J2K_MS_SOD, 2);
+
+ if( j2k->cstr_info && j2k->cur_tp_num==0){
+ j2k_add_tlmarker( j2k->curtileno, j2k->cstr_info, J2K_MS_SOD, cio_tell(cio), 0);
+ }
+
+ if (j2k->curtileno == 0) {
+ j2k->sod_start = cio_tell(cio) + j2k->pos_correction;
+ }
+
+ /* INDEX >> */
+ cstr_info = j2k->cstr_info;
+ if (cstr_info) {
+ if (!j2k->cur_tp_num ) {
+ cstr_info->tile[j2k->curtileno].end_header = cio_tell(cio) + j2k->pos_correction - 1;
+ j2k->cstr_info->tile[j2k->curtileno].tileno = j2k->curtileno;
+ }
+ else{
+ if(cstr_info->tile[j2k->curtileno].packet[cstr_info->packno - 1].end_pos < cio_tell(cio))
+ cstr_info->tile[j2k->curtileno].packet[cstr_info->packno].start_pos = cio_tell(cio);
+ }
+ /* UniPG>> */
+#ifdef USE_JPWL
+ /* update markers struct */
+ j2k_add_marker(j2k->cstr_info, J2K_MS_SOD, j2k->sod_start, 2);
+#endif /* USE_JPWL */
+ /* <<UniPG */
+ }
+ /* << INDEX */
+
+ tcp = &cp->tcps[j2k->curtileno];
+ for (layno = 0; layno < tcp->numlayers; layno++) {
+ if (tcp->rates[layno]>(j2k->sod_start / (cp->th * cp->tw))) {
+ tcp->rates[layno]-=(j2k->sod_start / (cp->th * cp->tw));
+ } else if (tcp->rates[layno]) {
+ tcp->rates[layno]=1;
+ }
+ }
+ if(j2k->cur_tp_num == 0){
+ tcd->tcd_image->tiles->packno = 0;
+ if(cstr_info)
+ cstr_info->packno = 0;
+ }
+
+ l = tcd_encode_tile(tcd, j2k->curtileno, cio_getbp(cio), cio_numbytesleft(cio) - 2, cstr_info);
+
+ /* Writing Psot in SOT marker */
+ 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);
+ /* Writing Ttlm and Ptlm in TLM marker */
+ if(cp->cinema){
+ cio_seek(cio, j2k->tlm_start + 6 + (5*j2k->cur_tp_num));
+ cio_write(cio, j2k->curtileno, 1);
+ cio_write(cio, totlen, 4);
+ }
+ cio_seek(cio, j2k->sot_start + totlen);
}
-void j2k_read_ppm()
-{
- int len, Z_ppm, i, j;
- int N_ppm;
+static void j2k_read_sod(opj_j2k_t *j2k) {
+ int len, truncate = 0, i;
+ unsigned char *data = NULL, *data_ptr = NULL;
- len = cio_read(2);
- j2k_cp->ppm = 1;
+ opj_cio_t *cio = j2k->cio;
+ int curtileno = j2k->curtileno;
- Z_ppm = cio_read(1); /* Z_ppm */
- len -= 3;
- while (len > 0) {
- if (j2k_cp->ppm_previous == 0) {
- N_ppm = cio_read(4); /* N_ppm */
- len -= 4;
- } else {
- N_ppm = j2k_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));
- 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));
-
- for (i = N_ppm; i > 0; i--) { /* Read packet header */
- j2k_cp->ppm_data[j] = cio_read(1);
- j++;
- len--;
- if (len == 0)
- 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;
- }
+ /* Index */
+ if (j2k->cstr_info) {
+ j2k->cstr_info->tile[j2k->curtileno].tp[j2k->cur_tp_num].tp_end_header =
+ cio_tell(cio) + j2k->pos_correction - 1;
+ if (j2k->cur_tp_num == 0)
+ j2k->cstr_info->tile[j2k->curtileno].end_header = cio_tell(cio) + j2k->pos_correction - 1;
+ j2k->cstr_info->packno = 0;
+ }
+
+ len = int_min(j2k->eot - cio_getbp(cio), cio_numbytesleft(cio) + 1);
+
+ if (len == cio_numbytesleft(cio) + 1) {
+ truncate = 1; /* Case of a truncate codestream */
+ }
+
+ data = j2k->tile_data[curtileno];
+ data = (unsigned char*) opj_realloc(data, (j2k->tile_len[curtileno] + len) * sizeof(unsigned char));
+
+ data_ptr = data + j2k->tile_len[curtileno];
+ for (i = 0; i < len; i++) {
+ data_ptr[i] = cio_read(cio, 1);
+ }
+
+ j2k->tile_len[curtileno] += len;
+ j2k->tile_data[curtileno] = data;
+
+ if (!truncate) {
+ j2k->state = J2K_STATE_TPHSOT;
+ } else {
+ j2k->state = J2K_STATE_NEOC; /* RAJOUTE !! */
+ }
+ j2k->cur_tp_num++;
}
-void j2k_read_ppt()
-{
- 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];
- tcp->ppt = 1;
- if (Z_ppt == 0) { /* First PPT marker */
- tcp->ppt_data =
- (unsigned char *) calloc(len - 3, sizeof(unsigned char));
- tcp->ppt_store = 0;
- } else /* NON-first PPT marker */
- tcp->ppt_data =
- (unsigned char *) realloc(tcp->ppt_data,
- (len - 3 +
- tcp->ppt_store) * sizeof(unsigned char));
-
- j = tcp->ppt_store;
- for (i = len - 3; i > 0; i--) {
- tcp->ppt_data[j] = cio_read(1);
- j++;
- }
- tcp->ppt_store = j;
+static void j2k_write_rgn(opj_j2k_t *j2k, int compno, int tileno) {
+ opj_cp_t *cp = j2k->cp;
+ opj_tcp_t *tcp = &cp->tcps[tileno];
+ opj_cio_t *cio = j2k->cio;
+ int numcomps = j2k->image->numcomps;
+
+ 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 */
}
-void j2k_write_sot()
-{
- 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);
+static void j2k_read_rgn(opj_j2k_t *j2k) {
+ int len, compno, roisty;
+
+ 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;
+
+ len = cio_read(cio, 2); /* Lrgn */
+ compno = cio_read(cio, numcomps <= 256 ? 1 : 2); /* Crgn */
+ roisty = cio_read(cio, 1); /* Srgn */
+
+#ifdef USE_JPWL
+ if (j2k->cp->correct) {
+ /* totlen is negative or larger than the bytes left!!! */
+ if (compno >= numcomps) {
+ opj_event_msg(j2k->cinfo, EVT_ERROR,
+ "JPWL: bad component number in RGN (%d when there are only %d)\n",
+ compno, numcomps);
+ if (!JPWL_ASSUME || JPWL_ASSUME) {
+ opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
+ return;
+ }
+ }
+ };
+#endif /* USE_JPWL */
+
+ tcp->tccps[compno].roishift = cio_read(cio, 1); /* SPrgn */
}
-void j2k_read_sot()
-{
- int len, tileno, totlen, partno, numparts, i;
- j2k_tcp_t *tcp;
- j2k_tccp_t *tmp;
- char status = 0;
-
- len = cio_read(2);
- tileno = cio_read(2);
-
- if (j2k_cp->tileno_size == 0) {
- j2k_cp->tileno[j2k_cp->tileno_size] = tileno;
- j2k_cp->tileno_size++;
- } else {
- i = 0;
- while (i < j2k_cp->tileno_size && status == 0) {
- status = j2k_cp->tileno[i] == tileno ? 1 : 0;
- i++;
- }
- if (status == 0) {
- j2k_cp->tileno[j2k_cp->tileno_size] = tileno;
- j2k_cp->tileno_size++;
- }
- }
+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);
+
+/* UniPG>> */
+#ifdef USE_JPWL
+ /* update markers struct */
+ j2k_add_marker(j2k->cstr_info, J2K_MS_EOC, cio_tell(cio) - 2, 2);
+#endif /* USE_JPWL */
+/* <<UniPG */
+}
+
+static void j2k_read_eoc(opj_j2k_t *j2k) {
+ int i, tileno;
+ opj_bool success;
+
+ /* if packets should be decoded */
+ if (j2k->cp->limit_decoding != DECODE_ALL_BUT_PACKETS) {
+ 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++) {
+ tcd_malloc_decode_tile(tcd, j2k->image, j2k->cp, i, j2k->cstr_info);
+ tileno = j2k->cp->tileno[i];
+ success = tcd_decode_tile(tcd, j2k->tile_data[tileno], j2k->tile_len[tileno], tileno, j2k->cstr_info);
+ opj_free(j2k->tile_data[tileno]);
+ j2k->tile_data[tileno] = NULL;
+ tcd_free_decode_tile(tcd, i);
+ if (success == OPJ_FALSE) {
+ j2k->state |= J2K_STATE_ERR;
+ break;
+ }
+ }
+ tcd_free_decode(tcd);
+ tcd_destroy(tcd);
+ }
+ /* if packets should not be decoded */
+ 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;
+ }
+ }
+ if (j2k->state & J2K_STATE_ERR)
+ j2k->state = J2K_STATE_MT + J2K_STATE_ERR;
+ else
+ j2k->state = J2K_STATE_MT;
+}
+
+typedef struct opj_dec_mstabent {
+ /** marker value */
+ int id;
+ /** value of the state when the marker can appear */
+ int states;
+ /** action linked to the marker */
+ void (*handler) (opj_j2k_t *j2k);
+} opj_dec_mstabent_t;
- totlen = cio_read(4);
- if (!totlen)
- totlen = cio_numbytesleft() + 8;
+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},
+ {J2K_MS_EOC, J2K_STATE_TPHSOT, j2k_read_eoc},
+ {J2K_MS_SIZ, J2K_STATE_MHSIZ, j2k_read_siz},
+ {J2K_MS_COD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_cod},
+ {J2K_MS_COC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_coc},
+ {J2K_MS_RGN, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_rgn},
+ {J2K_MS_QCD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_qcd},
+ {J2K_MS_QCC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_qcc},
+ {J2K_MS_POC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_poc},
+ {J2K_MS_TLM, J2K_STATE_MH, j2k_read_tlm},
+ {J2K_MS_PLM, J2K_STATE_MH, j2k_read_plm},
+ {J2K_MS_PLT, J2K_STATE_TPH, j2k_read_plt},
+ {J2K_MS_PPM, J2K_STATE_MH, j2k_read_ppm},
+ {J2K_MS_PPT, J2K_STATE_TPH, j2k_read_ppt},
+ {J2K_MS_SOP, 0, 0},
+ {J2K_MS_CRG, J2K_STATE_MH, j2k_read_crg},
+ {J2K_MS_COM, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_com},
- partno = cio_read(1);
- numparts = cio_read(1);
+#ifdef USE_JPWL
+ {J2K_MS_EPC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epc},
+ {J2K_MS_EPB, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epb},
+ {J2K_MS_ESD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_esd},
+ {J2K_MS_RED, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_red},
+#endif /* USE_JPWL */
+#ifdef USE_JPSEC
+ {J2K_MS_SEC, J2K_STATE_MH, j2k_read_sec},
+ {J2K_MS_INSEC, 0, j2k_read_insec},
+#endif /* USE_JPSEC */
- j2k_curtileno = tileno;
- j2k_eot = cio_getbp() - 12 + totlen;
- j2k_state = J2K_STATE_TPH;
- tcp = &j2k_cp->tcps[j2k_curtileno];
+ {0, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_unk}
+};
- if (tcp->first == 1) {
- tmp = tcp->tccps;
- *tcp = j2k_default_tcp;
+static void j2k_read_unk(opj_j2k_t *j2k) {
+ opj_event_msg(j2k->cinfo, EVT_WARNING, "Unknown marker\n");
+
+#ifdef USE_JPWL
+ if (j2k->cp->correct) {
+ int m = 0, id, i;
+ int min_id = 0, min_dist = 17, cur_dist = 0, tmp_id;
+ cio_seek(j2k->cio, cio_tell(j2k->cio) - 2);
+ id = cio_read(j2k->cio, 2);
+ opj_event_msg(j2k->cinfo, EVT_ERROR,
+ "JPWL: really don't know this marker %x\n",
+ id);
+ if (!JPWL_ASSUME) {
+ opj_event_msg(j2k->cinfo, EVT_ERROR,
+ "- possible synch loss due to uncorrectable codestream errors => giving up\n");
+ return;
+ }
+ /* OK, activate this at your own risk!!! */
+ /* we look for the marker at the minimum hamming distance from this */
+ while (j2k_dec_mstab[m].id) {
+
+ /* 1's where they differ */
+ tmp_id = j2k_dec_mstab[m].id ^ id;
+
+ /* compute the hamming distance between our id and the current */
+ cur_dist = 0;
+ for (i = 0; i < 16; i++) {
+ if ((tmp_id >> i) & 0x0001) {
+ cur_dist++;
+ }
+ }
+
+ /* if current distance is smaller, set the minimum */
+ if (cur_dist < min_dist) {
+ min_dist = cur_dist;
+ min_id = j2k_dec_mstab[m].id;
+ }
+
+ /* jump to the next marker */
+ m++;
+ }
+
+ /* do we substitute the marker? */
+ if (min_dist < JPWL_MAXIMUM_HAMMING) {
+ opj_event_msg(j2k->cinfo, EVT_ERROR,
+ "- marker %x is at distance %d from the read %x\n",
+ min_id, min_dist, id);
+ opj_event_msg(j2k->cinfo, EVT_ERROR,
+ "- trying to substitute in place and crossing fingers!\n");
+ cio_seek(j2k->cio, cio_tell(j2k->cio) - 2);
+ cio_write(j2k->cio, min_id, 2);
+
+ /* rewind */
+ cio_seek(j2k->cio, cio_tell(j2k->cio) - 2);
+
+ }
+
+ };
+#endif /* USE_JPWL */
- /* Initialization PPT */
- tcp->ppt = 0;
- tcp->ppt_data = NULL;
+}
- tcp->tccps = tmp;
- for (i = 0; i < j2k_img->numcomps; i++) {
- tcp->tccps[i] = j2k_default_tcp.tccps[i];
- }
- j2k_cp->tcps[j2k_curtileno].first = 0;
- }
+/**
+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;
}
-void j2k_write_sod()
-{
- int l, layno;
- int totlen;
- j2k_tcp_t *tcp;
- static int j2k_sod_start;
+/* ----------------------------------------------------------------------- */
+/* J2K / JPT decoder interface */
+/* ----------------------------------------------------------------------- */
- cio_write(J2K_MS_SOD, 2);
- if (j2k_curtileno == 0) {
- j2k_sod_start = cio_tell() + pos_correction;
- }
+opj_j2k_t* j2k_create_decompress(opj_common_ptr cinfo) {
+ opj_j2k_t *j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
+ if(!j2k)
+ return NULL;
- /* INDEX >> */
- if (info_IM.index_on) {
- info_IM.tile[j2k_curtileno].end_header =
- cio_tell() + pos_correction - 1;
- info_IM.tile[j2k_curtileno].packet =
- (info_packet *) calloc(info_IM.Comp * info_IM.Layer *
- (info_IM.Decomposition + 1) * 100,
- sizeof(info_packet));
- }
- /* << INDEX */
+ j2k->default_tcp = (opj_tcp_t*) opj_calloc(1, sizeof(opj_tcp_t));
+ if(!j2k->default_tcp) {
+ opj_free(j2k);
+ return NULL;
+ }
- tcp = &j2k_cp->tcps[j2k_curtileno];
- for (layno = 0; layno < tcp->numlayers; layno++) {
- tcp->rates[layno] -= (j2k_sod_start / (j2k_cp->th * j2k_cp->tw));
- }
+ j2k->cinfo = cinfo;
+ j2k->tile_data = NULL;
- info_IM.num = 0;
- if (j2k_cp->image_type)
- 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);
-
- /* 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);
+ return j2k;
}
-void j2k_read_sod()
-{
- 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 !! */
+void j2k_destroy_decompress(opj_j2k_t *j2k) {
+ int i = 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);
+ }
+ opj_free(j2k->default_tcp);
+ }
+ 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_write_rgn(int compno, int tileno)
-{
- j2k_tcp_t *tcp = &j2k_cp->tcps[tileno];
+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_calloc(1, sizeof(opj_cp_t));
+ cp->reduce = parameters->cp_reduce;
+ cp->layer = parameters->cp_layer;
+ cp->limit_decoding = parameters->cp_limit_decoding;
+
+#ifdef USE_JPWL
+ cp->correct = parameters->jpwl_correct;
+ cp->exp_comps = parameters->jpwl_exp_comps;
+ cp->max_tiles = parameters->jpwl_max_tiles;
+#endif /* USE_JPWL */
- 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 */
+ /* keep a link to cp so that we can destroy it later in j2k_destroy_decompress */
+ j2k->cp = cp;
+ }
}
-void j2k_write_eoc()
-{
- /* fprintf(stderr, "%.8x: EOC\n", cio_tell() + pos_correction); */
- cio_write(J2K_MS_EOC, 2);
+opj_image_t* j2k_decode(opj_j2k_t *j2k, opj_cio_t *cio, opj_codestream_info_t *cstr_info) {
+ opj_image_t *image = NULL;
+
+ opj_common_ptr cinfo = j2k->cinfo;
+
+ j2k->cio = cio;
+ j2k->cstr_info = cstr_info;
+ if (cstr_info)
+ memset(cstr_info, 0, sizeof(opj_codestream_info_t));
+
+ /* create an empty image */
+ image = opj_image_create0();
+ j2k->image = image;
+
+ j2k->state = J2K_STATE_MHSOC;
+
+ for (;;) {
+ opj_dec_mstabent_t *e;
+ int id = cio_read(cio, 2);
+
+#ifdef USE_JPWL
+ /* we try to honor JPWL correction power */
+ if (j2k->cp->correct) {
+
+ int orig_pos = cio_tell(cio);
+ opj_bool status;
+
+ /* call the corrector */
+ status = jpwl_correct(j2k);
+
+ /* go back to where you were */
+ cio_seek(cio, orig_pos - 2);
+
+ /* re-read the marker */
+ id = cio_read(cio, 2);
+
+ /* check whether it begins with ff */
+ if (id >> 8 != 0xff) {
+ opj_event_msg(cinfo, EVT_ERROR,
+ "JPWL: possible bad marker %x at %d\n",
+ id, cio_tell(cio) - 2);
+ if (!JPWL_ASSUME) {
+ opj_image_destroy(image);
+ opj_event_msg(cinfo, EVT_ERROR, "JPWL: giving up\n");
+ return 0;
+ }
+ /* we try to correct */
+ id = id | 0xff00;
+ cio_seek(cio, cio_tell(cio) - 2);
+ cio_write(cio, id, 2);
+ opj_event_msg(cinfo, EVT_WARNING, "- trying to adjust this\n"
+ "- setting marker to %x\n",
+ id);
+ }
+
+ }
+#endif /* USE_JPWL */
+
+ if (id >> 8 != 0xff) {
+ 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);
+ /* Check if the marker is known*/
+ 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;
+ }
+ /* Check if the decoding is limited to the main header*/
+ if (e->id == J2K_MS_SOT && j2k->cp->limit_decoding == LIMIT_TO_MAIN_HEADER) {
+ opj_event_msg(cinfo, EVT_INFO, "Main Header decoded.\n");
+ return image;
+ }
+
+ if (e->handler) {
+ (*e->handler)(j2k);
+ }
+ if (j2k->state & J2K_STATE_ERR)
+ return NULL;
+
+ if (j2k->state == J2K_STATE_MT) {
+ break;
+ }
+ if (j2k->state == J2K_STATE_NEOC) {
+ break;
+ }
+ }
+ 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;
}
-void j2k_read_eoc()
-{
- int i, tileno;
+/*
+* Read a JPT-stream and decode file
+*
+*/
+opj_image_t* j2k_decode_jpt_stream(opj_j2k_t *j2k, opj_cio_t *cio, opj_codestream_info_t *cstr_info) {
+ opj_image_t *image = NULL;
+ opj_jpt_msg_header_t header;
+ int position;
+ opj_common_ptr cinfo = j2k->cinfo;
+
+ OPJ_ARG_NOT_USED(cstr_info);
+
+ j2k->cio = cio;
+
+ /* create an empty image */
+ image = opj_image_create0();
+ j2k->image = image;
+
+ j2k->state = J2K_STATE_MHSOC;
+
+ /* Initialize the header */
+ jpt_init_msg_header(&header);
+ /* Read the first header of the message */
+ jpt_read_msg_header(cinfo, cio, &header);
+
+ 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 (;;) {
+ opj_dec_mstabent_t *e = NULL;
+ int id;
+
+ if (!cio_numbytesleft(cio)) {
+ j2k_read_eoc(j2k);
+ return image;
+ }
+ /* data-bin read -> need to read a new header */
+ 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(cio, 2);
+ if (id >> 8 != 0xff) {
+ 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)) {
+ 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)(j2k);
+ }
+ if (j2k->state == J2K_STATE_MT) {
+ break;
+ }
+ if (j2k->state == J2K_STATE_NEOC) {
+ break;
+ }
+ }
+ 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");
+ }
- tcd_init(j2k_img, j2k_cp);
+ return image;
+}
- for (i = 0; i < j2k_cp->tileno_size; i++) {
- tileno = j2k_cp->tileno[i];
- tcd_decode_tile(j2k_tile_data[tileno], j2k_tile_len[tileno], tileno);
- }
+/* ----------------------------------------------------------------------- */
+/* J2K encoder interface */
+/* ----------------------------------------------------------------------- */
- j2k_state = J2K_STATE_MT;
- longjmp(j2k_error, 1);
+opj_j2k_t* j2k_create_compress(opj_common_ptr cinfo) {
+ opj_j2k_t *j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
+ if(j2k) {
+ j2k->cinfo = cinfo;
+ }
+ return j2k;
}
-void j2k_read_unk()
-{
- fprintf(stderr, "warning: unknown marker\n");
+void j2k_destroy_compress(opj_j2k_t *j2k) {
+ int tileno;
+
+ if(!j2k) return;
+ 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);
}
-LIBJ2K_API int j2k_encode(j2k_image_t * img, j2k_cp_t * cp, char *outfile,
- int len, char *index)
-{
- int tileno, compno, layno, resno, precno, pack_nb;
- char *dest;
- FILE *INDEX;
- FILE *f;
+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 (setjmp(j2k_error)) {
- return 0;
- }
+ if(!j2k || !parameters || ! image) {
+ return;
+ }
- f = fopen(outfile, "wb");
+ /* create and initialize the coding parameters structure */
+ cp = (opj_cp_t*) opj_calloc(1, 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->cinema = parameters->cp_cinema;
+ cp->max_comp_size = parameters->max_comp_size;
+ cp->rsiz = parameters->cp_rsiz;
+ 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);
+ }
- if (!f) {
- fprintf(stderr, "failed to open %s for writing\n", outfile);
- return 1;
- }
+ /* tiles */
+ cp->tdx = parameters->cp_tdx;
+ cp->tdy = parameters->cp_tdy;
- 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_img->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.Tile_x=j2k_cp->tw; old version parser */
- /* info_IM.Tile_y=j2k_cp->th; old version parser */
- info_IM.Tile_x = j2k_cp->tdx; /* new version parser */
- info_IM.Tile_y = j2k_cp->tdy; /* 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();
+ /* tile offset */
+ cp->tx0 = parameters->cp_tx0;
+ cp->ty0 = parameters->cp_ty0;
- /* Writing the main header */
- pos_correction = cio_tell();
- fwrite(dest, 1, cio_tell(), f);
+ /* 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);
+ }
+ }
- /* INDEX >> */
- if (info_IM.index_on) {
- info_IM.Main_head_end = cio_tell() - 1;
- }
- /* << INDEX */
+ /*
+ 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;
+ }
- for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
- fprintf(stderr, "\nTile number %d / %d \n", tileno + 1,
- cp->tw * cp->th);
+ if(parameters->tp_on){
+ cp->tp_flag = parameters->tp_flag;
+ cp->tp_on = 1;
+ }
+
+ cp->img_size = 0;
+ for(i=0;i<image->numcomps ;i++){
+ cp->img_size += (image->comps[i].w *image->comps[i].h * image->comps[i].prec);
+ }
- /* 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");
- }
- */
-
- fwrite(dest, 1, cio_tell(), f);
- pos_correction = cio_tell() + pos_correction;
- }
+#ifdef USE_JPWL
+ /*
+ calculate JPWL encoding parameters
+ */
+
+ if (parameters->jpwl_epc_on) {
+ int i;
+
+ /* set JPWL on */
+ cp->epc_on = OPJ_TRUE;
+ cp->info_on = OPJ_FALSE; /* no informative technique */
+
+ /* set EPB on */
+ if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
+ cp->epb_on = OPJ_TRUE;
+
+ cp->hprot_MH = parameters->jpwl_hprot_MH;
+ for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
+ cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i];
+ cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i];
+ }
+ /* if tile specs are not specified, copy MH specs */
+ if (cp->hprot_TPH[0] == -1) {
+ cp->hprot_TPH_tileno[0] = 0;
+ cp->hprot_TPH[0] = parameters->jpwl_hprot_MH;
+ }
+ for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
+ cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i];
+ cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i];
+ cp->pprot[i] = parameters->jpwl_pprot[i];
+ }
+ }
+
+ /* set ESD writing */
+ if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) {
+ cp->esd_on = OPJ_TRUE;
+
+ cp->sens_size = parameters->jpwl_sens_size;
+ cp->sens_addr = parameters->jpwl_sens_addr;
+ cp->sens_range = parameters->jpwl_sens_range;
+
+ cp->sens_MH = parameters->jpwl_sens_MH;
+ for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
+ cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i];
+ cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i];
+ }
+ }
+
+ /* always set RED writing to false: we are at the encoder */
+ cp->red_on = OPJ_FALSE;
+
+ } else {
+ cp->epc_on = OPJ_FALSE;
+ }
+#endif /* USE_JPWL */
+
+
+ /* initialize the mutiple tiles */
+ /* ---------------------------- */
+ cp->tcps = (opj_tcp_t*) opj_calloc(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->cinema){
+ if (cp->fixed_quality) {
+ tcp->distoratio[j] = parameters->tcp_distoratio[j];
+ }
+ tcp->rates[j] = parameters->tcp_rates[j];
+ }else{
+ 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 = parameters->tcp_mct;
+
+ 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->prg1 = parameters->POC[numpocs_tile].prg1;
+ tcp_poc->tile = parameters->POC[numpocs_tile].tile;
+ numpocs_tile++;
+ }
+ }
+ tcp->numpocs = numpocs_tile -1 ;
+ }else{
+ tcp->numpocs = 0;
+ }
+
+ tcp->tccps = (opj_tccp_t*) opj_calloc(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->cp_cinema)
+ {
+ /*Precinct size for lowest frequency subband=128*/
+ tccp->prcw[0] = 7;
+ tccp->prch[0] = 7;
+ /*Precinct size at all other resolutions = 256*/
+ for (j = 1; j < tccp->numresolutions; j++) {
+ tccp->prcw[j] = 8;
+ tccp->prch[j] = 8;
+ }
+ }else{
+ 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]); */
+ } /*end for*/
+ } 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);
+ }
+ }
+}
- free(dest);
- dest = (char *) malloc(len);
- cio_init(dest, len);
-
- j2k_write_eoc();
-
- fwrite(dest, 1, 2, f);
- free(dest);
- /* closing file *.j2k */
- fclose(f);
-
- /* Creation of the index file */
- if (info_IM.index_on) {
- 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\n", info_IM.Comp);
- fprintf(INDEX, "%d\n", info_IM.Layer);
- fprintf(INDEX, "%d\n", info_IM.Decomposition);
- fprintf(INDEX, "%d %d\n", info_IM.pdx, info_IM.pdy);
- fprintf(INDEX, "%d\n", info_IM.Main_head_end);
- fprintf(INDEX, "%d\n", info_IM.codestream_size);
- fprintf(INDEX, "%f\n", info_IM.D_max);
- for (tileno = 0; tileno < j2k_cp->tw * j2k_cp->th; tileno++) {
- fprintf(INDEX, "%d %d %d %d", info_IM.tile[tileno].num_tile,
- info_IM.tile[tileno].start_pos,
- info_IM.tile[tileno].end_header,
- info_IM.tile[tileno].end_pos);
- /*for (layno=0;layno<info_IM.Layer;layno++)
- fprintf(INDEX, " %f",info_IM.tile[tileno].thresh[layno]);
- */ fprintf(INDEX, "\n");
- }
- for (tileno = 0; tileno < j2k_cp->tw * j2k_cp->th; tileno++) {
- pack_nb = 0;
- if (info_IM.Prog == 0) { /* LRCP */
- 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 *
- info_IM.tile[tileno].ph; precno++) {
- fprintf(INDEX,
- "%d %d %d %d %d %d %d %d %.08f\n",
- pack_nb, tileno, layno, resno,
- compno, precno,
- info_IM.tile[tileno].
- packet[pack_nb].start_pos,
- info_IM.tile[tileno].
- packet[pack_nb].end_pos,
- info_IM.tile[tileno].
- packet[pack_nb].disto / info_IM.D_max);
- /*fprintf(INDEX, "%d %d %d %d %d %d %d %d\n", pack_nb, tileno, layno, resno, compno, precno, info_IM.tile[tileno].packet[pack_nb].start_pos, info_IM.tile[tileno].packet[pack_nb].end_pos); */
- pack_nb++;
- }
- }
- }
- }
- } else if (info_IM.Prog == 1) { /* RLCP */
- 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.pw * info_IM.ph; precno++) {
- /* fprintf(INDEX,"%d %d %d %d %d %d %d %d %.04f\n",pack_nb,tileno,layno,resno,compno,precno,info_IM.tile[tileno].packet[pack_nb].start_pos,info_IM.tile[tileno].packet[pack_nb].end_pos,info_IM.tile[tileno].packet[pack_nb].disto/info_IM.D_max); */
- fprintf(INDEX, "%d %d %d %d %d %d %d %d\n",
- pack_nb, tileno, layno, resno,
- compno, precno,
- info_IM.tile[tileno].
- packet[pack_nb].start_pos,
- info_IM.tile[tileno].packet[pack_nb].end_pos);
- pack_nb++;
- }
- }
- }
- }
- } else if (info_IM.Prog == 2) { /* RPCL */
- for (resno = 0; resno < info_IM.Decomposition + 1; resno++) {
- for (precno = 0; precno < info_IM.pw * info_IM.ph; precno++) {
- for (compno = 0; compno < info_IM.Comp; compno++) {
- for (layno = 0; layno < info_IM.Layer; layno++) {
- /* fprintf(INDEX,"%d %d %d %d %d %d %d %d %.04f\n",pack_nb,tileno,layno,resno,compno,precno,info_IM.tile[tileno].packet[pack_nb].start_pos,info_IM.tile[tileno].packet[pack_nb].end_pos,info_IM.tile[tileno].packet[pack_nb].disto/info_IM.D_max); */
- fprintf(INDEX, "%d %d %d %d %d %d %d %d\n",
- pack_nb, tileno, layno, resno,
- compno, precno,
- info_IM.tile[tileno].
- packet[pack_nb].start_pos,
- info_IM.tile[tileno].packet[pack_nb].end_pos);
- pack_nb++;
- }
- }
- }
- }
- } else if (info_IM.Prog == 3) { /* PCRL */
- for (precno = 0; precno < info_IM.pw * info_IM.ph; precno++) {
- for (compno = 0; compno < info_IM.Comp; compno++) {
- for (resno = 0; resno < info_IM.Decomposition + 1; resno++) {
- for (layno = 0; layno < info_IM.Layer; layno++) {
- /* fprintf(INDEX,"%d %d %d %d %d %d %d %d %.04f\n",pack_nb,tileno,layno,resno,compno,precno,info_IM.tile[tileno].packet[pack_nb].start_pos,info_IM.tile[tileno].packet[pack_nb].end_pos,info_IM.tile[tileno].packet[pack_nb].disto/info_IM.D_max); */
- fprintf(INDEX, "%d %d %d %d %d %d %d %d\n",
- pack_nb, tileno, layno, resno,
- compno, precno,
- info_IM.tile[tileno].
- packet[pack_nb].start_pos,
- info_IM.tile[tileno].packet[pack_nb].end_pos);
- pack_nb++;
- }
- }
- }
- }
- } else { /* CPRL */
-
- for (compno = 0; compno < info_IM.Comp; compno++) {
- for (precno = 0; precno < info_IM.pw * info_IM.ph; precno++) {
- for (resno = 0; resno < info_IM.Decomposition + 1; resno++) {
- for (layno = 0; layno < info_IM.Layer; layno++) {
- /*fprintf(INDEX,"%d %d %d %d %d %d %d %d %.04f\n",pack_nb,tileno,layno,resno,compno,precno,info_IM.tile[tileno].packet[pack_nb].start_pos,info_IM.tile[tileno].packet[pack_nb].end_pos,info_IM.tile[tileno].packet[pack_nb].disto/info_IM.D_max); */
- fprintf(INDEX, "%d %d %d %d %d %d %d %d\n",
- pack_nb, tileno, layno, resno,
- compno, precno,
- info_IM.tile[tileno].
- packet[pack_nb].start_pos,
- info_IM.tile[tileno].packet[pack_nb].end_pos);
- pack_nb++;
- }
- }
- }
- }
- }
- }
- fclose(INDEX);
- }
+opj_bool j2k_encode(opj_j2k_t *j2k, opj_cio_t *cio, opj_image_t *image, opj_codestream_info_t *cstr_info) {
+ int tileno, compno;
+ opj_cp_t *cp = NULL;
+
+ opj_tcd_t *tcd = NULL; /* TCD component */
+
+ j2k->cio = cio;
+ j2k->image = image;
+
+ cp = j2k->cp;
+
+ /* INDEX >> */
+ j2k->cstr_info = cstr_info;
+ if (cstr_info) {
+ int compno;
+ cstr_info->tile = (opj_tile_info_t *) opj_malloc(cp->tw * cp->th * sizeof(opj_tile_info_t));
+ cstr_info->image_w = image->x1 - image->x0;
+ cstr_info->image_h = image->y1 - image->y0;
+ cstr_info->prog = (&cp->tcps[0])->prg;
+ cstr_info->tw = cp->tw;
+ cstr_info->th = cp->th;
+ cstr_info->tile_x = cp->tdx; /* new version parser */
+ cstr_info->tile_y = cp->tdy; /* new version parser */
+ cstr_info->tile_Ox = cp->tx0; /* new version parser */
+ cstr_info->tile_Oy = cp->ty0; /* new version parser */
+ cstr_info->numcomps = image->numcomps;
+ cstr_info->numlayers = (&cp->tcps[0])->numlayers;
+ cstr_info->numdecompos = (int*) opj_malloc(image->numcomps * sizeof(int));
+ for (compno=0; compno < image->numcomps; compno++) {
+ cstr_info->numdecompos[compno] = (&cp->tcps[0])->tccps->numresolutions - 1;
+ }
+ cstr_info->D_max = 0.0; /* ADD Marcela */
+ cstr_info->main_head_start = cio_tell(cio); /* position of SOC */
+ cstr_info->maxmarknum = 100;
+ cstr_info->marker = (opj_marker_info_t *) opj_malloc(cstr_info->maxmarknum * sizeof(opj_marker_info_t));
+ cstr_info->marknum = 0;
+ }
+ /* << INDEX */
+
+ j2k_write_soc(j2k);
+ j2k_write_siz(j2k);
+ j2k_write_cod(j2k);
+ j2k_write_qcd(j2k);
+
+ if(cp->cinema){
+ for (compno = 1; compno < image->numcomps; compno++) {
+ j2k_write_coc(j2k, compno);
+ j2k_write_qcc(j2k, compno);
+ }
+ }
- j2k_clean();
+ 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);
+ }
- return cio_tell();
-}
+ j2k->totnum_tp = j2k_calculate_tp(cp,image->numcomps,image,j2k);
+ /* TLM Marker*/
+ if(cp->cinema){
+ j2k_write_tlm(j2k);
+ if (cp->cinema == CINEMA4K_24) {
+ j2k_write_poc(j2k);
+ }
+ }
-typedef struct {
- int id;
- int states;
- void (*handler) ();
-} j2k_dec_mstabent_t;
+ /* uncomment only for testing JPSEC marker writing */
+ /* j2k_write_sec(j2k); */
-j2k_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},
- {J2K_MS_EOC, J2K_STATE_TPHSOT, j2k_read_eoc},
- {J2K_MS_SIZ, J2K_STATE_MHSIZ, j2k_read_siz},
- {J2K_MS_COD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_cod},
- {J2K_MS_COC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_coc},
- {J2K_MS_RGN, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_rgn},
- {J2K_MS_QCD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_qcd},
- {J2K_MS_QCC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_qcc},
- {J2K_MS_POC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_poc},
- {J2K_MS_TLM, J2K_STATE_MH, j2k_read_tlm},
- {J2K_MS_PLM, J2K_STATE_MH, j2k_read_plm},
- {J2K_MS_PLT, J2K_STATE_TPH, j2k_read_plt},
- {J2K_MS_PPM, J2K_STATE_MH, j2k_read_ppm},
- {J2K_MS_PPT, J2K_STATE_TPH, j2k_read_ppt},
- {J2K_MS_SOP, 0, 0},
- {J2K_MS_CRG, J2K_STATE_MH, j2k_read_crg},
- {J2K_MS_COM, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_com},
- {0, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_unk}
-};
+ /* INDEX >> */
+ if(cstr_info) {
+ cstr_info->main_head_end = cio_tell(cio) - 1;
+ }
+ /* << INDEX */
+ /**** Main Header ENDS here ***/
+
+ /* create the tile encoder */
+ tcd = tcd_create(j2k->cinfo);
+
+ /* encode each tile */
+ for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
+ int pino;
+ int tilepartno=0;
+ /* UniPG>> */
+ int acc_pack_num = 0;
+ /* <<UniPG */
+
+
+ opj_tcp_t *tcp = &cp->tcps[tileno];
+ opj_event_msg(j2k->cinfo, EVT_INFO, "tile number %d / %d\n", tileno + 1, cp->tw * cp->th);
+
+ j2k->curtileno = tileno;
+ j2k->cur_tp_num = 0;
+ tcd->cur_totnum_tp = j2k->cur_totnum_tp[j2k->curtileno];
+ /* initialisation before tile encoding */
+ if (tileno == 0) {
+ tcd_malloc_encode(tcd, image, cp, j2k->curtileno);
+ } else {
+ tcd_init_encode(tcd, image, cp, j2k->curtileno);
+ }
+
+ /* INDEX >> */
+ if(cstr_info) {
+ cstr_info->tile[j2k->curtileno].start_pos = cio_tell(cio) + j2k->pos_correction;
+ cstr_info->tile[j2k->curtileno].maxmarknum = 10;
+ cstr_info->tile[j2k->curtileno].marker = (opj_marker_info_t *) opj_malloc(cstr_info->tile[j2k->curtileno].maxmarknum * sizeof(opj_marker_info_t));
+ cstr_info->tile[j2k->curtileno].marknum = 0;
+ }
+ /* << INDEX */
+
+ for(pino = 0; pino <= tcp->numpocs; pino++) {
+ int tot_num_tp;
+ tcd->cur_pino=pino;
+
+ /*Get number of tile parts*/
+ tot_num_tp = j2k_get_num_tp(cp,pino,tileno);
+ tcd->tp_pos = cp->tp_pos;
+
+ for(tilepartno = 0; tilepartno < tot_num_tp ; tilepartno++){
+ j2k->tp_num = tilepartno;
+ /* INDEX >> */
+ if(cstr_info)
+ cstr_info->tile[j2k->curtileno].tp[j2k->cur_tp_num].tp_start_pos =
+ cio_tell(cio) + j2k->pos_correction;
+ /* << INDEX */
+ j2k_write_sot(j2k);
+
+ if(j2k->cur_tp_num == 0 && cp->cinema == 0){
+ 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);
+ }
+ }
+
+ /* INDEX >> */
+ if(cstr_info)
+ cstr_info->tile[j2k->curtileno].tp[j2k->cur_tp_num].tp_end_header =
+ cio_tell(cio) + j2k->pos_correction + 1;
+ /* << INDEX */
+
+ j2k_write_sod(j2k, tcd);
+
+ /* INDEX >> */
+ if(cstr_info) {
+ cstr_info->tile[j2k->curtileno].tp[j2k->cur_tp_num].tp_end_pos =
+ cio_tell(cio) + j2k->pos_correction - 1;
+ cstr_info->tile[j2k->curtileno].tp[j2k->cur_tp_num].tp_start_pack =
+ acc_pack_num;
+ cstr_info->tile[j2k->curtileno].tp[j2k->cur_tp_num].tp_numpacks =
+ cstr_info->packno - acc_pack_num;
+ acc_pack_num = cstr_info->packno;
+ }
+ /* << INDEX */
+
+ j2k->cur_tp_num++;
+ }
+ }
+ if(cstr_info) {
+ cstr_info->tile[j2k->curtileno].end_pos = cio_tell(cio) + j2k->pos_correction - 1;
+ }
+
+
+ /*
+ 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");
+ }
+ */
-j2k_dec_mstabent_t *j2k_dec_mstab_lookup(int id)
-{
- j2k_dec_mstabent_t *e;
- for (e = j2k_dec_mstab; e->id != 0; e++) {
- if (e->id == id) {
- break;
- }
- }
- return e;
-}
+ }
-LIBJ2K_API int j2k_decode(unsigned char *src, int len, j2k_image_t ** img,
- j2k_cp_t ** cp, j2k_option_t option)
-{
+ /* destroy the tile encoder */
+ tcd_free_encode(tcd);
+ tcd_destroy(tcd);
- if (setjmp(j2k_error)) {
- if (j2k_state != J2K_STATE_MT) {
- fprintf(stderr, "WARNING: incomplete bitstream\n");
- return 0;
- }
- return cio_numbytes();
- }
+ opj_free(j2k->cur_totnum_tp);
- j2k_img = (j2k_image_t *) malloc(sizeof(j2k_image_t));
- j2k_cp = (j2k_cp_t *) malloc(sizeof(j2k_cp_t));
- *img = j2k_img;
- *cp = j2k_cp;
- /* Option */
- j2k_cp->reduce_on = option.reduce_on;
- j2k_cp->reduce_value = option.reduce_value;
-
- j2k_state = J2K_STATE_MHSOC;
- cio_init(src, len);
-
- for (;;) {
- j2k_dec_mstabent_t *e;
- int id = cio_read(2);
- if (id >> 8 != 0xff) {
- fprintf(stderr, "%.8x: expected a marker instead of %x\n",
- cio_tell() - 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);
- return 0;
- }
- if (e->handler) {
- (*e->handler) ();
- }
- if (j2k_state == J2K_STATE_NEOC)
- break; /* RAJOUTE */
- }
- if (j2k_state == J2K_STATE_NEOC)
- j2k_read_eoc(); /* RAJOUTE */
+ j2k_write_eoc(j2k);
+
+ if(cstr_info) {
+ cstr_info->codestream_size = cio_tell(cio) + j2k->pos_correction;
+ /* UniPG>> */
+ /* The following adjustment is done to adjust the codestream size */
+ /* if SOD is not at 0 in the buffer. Useful in case of JP2, where */
+ /* the first bunch of bytes is not in the codestream */
+ cstr_info->codestream_size -= cstr_info->main_head_start;
+ /* <<UniPG */
+ }
+
+#ifdef USE_JPWL
+ /*
+ preparation of JPWL marker segments
+ */
+ if(cp->epc_on) {
- return 0;
+ /* encode according to JPWL */
+ jpwl_encode(j2k, cio, image);
+
+ }
+#endif /* USE_JPWL */
+
+ return OPJ_TRUE;
}
-/*
- * 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;
- int position;
-
- if (setjmp(j2k_error)) {
- if (j2k_state != J2K_STATE_MT) {
- fprintf(stderr, "WARNING: incomplete bitstream\n");
- return 0;
- }
- return cio_numbytes();
- }
+static void j2k_add_mhmarker(opj_codestream_info_t *cstr_info, unsigned short int type, int pos, int len) {
- j2k_img = (j2k_image_t *) malloc(sizeof(j2k_image_t));
- j2k_cp = (j2k_cp_t *) malloc(sizeof(j2k_cp_t));
- *img = j2k_img;
- *cp = j2k_cp;
-
- j2k_state = J2K_STATE_MHSOC;
- cio_init(src, len);
-
- /* Initialize the header */
- jpt_init_Msg_Header(&header);
- /* Read the first header of the message */
- jpt_read_Msg_Header(&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);
- return 0;
- }
+ if (!cstr_info)
+ return;
- for (;;) {
- j2k_dec_mstabent_t *e;
- int id;
-
- if (!cio_numbytesleft()) {
- j2k_read_eoc();
- return 0;
- }
- /* data-bin read -> need to read a new header */
- if ((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;
- }
- }
-
- id = cio_read(2);
- if (id >> 8 != 0xff) {
- fprintf(stderr, "%.8x: expected a marker instead of %x\n",
- cio_tell() - 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);
- return 0;
- }
- if (e->handler) {
- (*e->handler) ();
- }
- if (j2k_state == J2K_STATE_NEOC)
- break; /* RAJOUTE */
- }
- if (j2k_state == J2K_STATE_NEOC)
- j2k_read_eoc(); /* RAJOUTE */
+ /* expand the list? */
+ if ((cstr_info->marknum + 1) > cstr_info->maxmarknum) {
+ cstr_info->maxmarknum = 100 + (int) ((float) cstr_info->maxmarknum * 1.0F);
+ cstr_info->marker = (opj_marker_info_t*)opj_realloc(cstr_info->marker, cstr_info->maxmarknum);
+ }
+
+ /* add the marker */
+ cstr_info->marker[cstr_info->marknum].type = type;
+ cstr_info->marker[cstr_info->marknum].pos = pos;
+ cstr_info->marker[cstr_info->marknum].len = len;
+ cstr_info->marknum++;
- return 0;
}
-#ifdef WIN32
-#include <windows.h>
-
-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;
- }
- return TRUE;
+static void j2k_add_tlmarker( int tileno, opj_codestream_info_t *cstr_info, unsigned short int type, int pos, int len) {
+
+ opj_marker_info_t *marker;
+
+ if (!cstr_info)
+ return;
+
+ /* expand the list? */
+ if ((cstr_info->tile[tileno].marknum + 1) > cstr_info->tile[tileno].maxmarknum) {
+ cstr_info->tile[tileno].maxmarknum = 100 + (int) ((float) cstr_info->tile[tileno].maxmarknum * 1.0F);
+ cstr_info->tile[tileno].marker = (opj_marker_info_t*)opj_realloc(cstr_info->tile[tileno].marker, cstr_info->maxmarknum);
+ }
+
+ marker = &(cstr_info->tile[tileno].marker[cstr_info->tile[tileno].marknum]);
+
+ /* add the marker */
+ marker->type = type;
+ marker->pos = pos;
+ marker->len = len;
+ cstr_info->tile[tileno].marknum++;
}
-#endif
projects / openjpeg.git / blobdiff