{PCRL, "PCRL"},
{RLCP, "RLCP"},
{RPCL, "RPCL"},
- {-1, ""}
+ {(OPJ_PROG_ORDER)-1, ""}
};
char *j2k_convert_progression_order(OPJ_PROG_ORDER prg_order){
return po->str_prog;
}
-static void j2k_check_poc_val(opj_cparameters_t *parameters, int numcomps, int numlayers){
- int index, resno, compno, layno, i;
- char loss = 0;
- int step_c = 1;
- int step_r = numcomps * step_c;
- int step_l = parameters->numresolution * step_r;
- int array_size = step_l * numlayers * sizeof(int);
- int *packet_array = (int *) opj_malloc(array_size);
-
- for (i = 0; i < parameters->numpocs ; i++) {
- int layno0 = 0;
- if(i > 0)
- layno0 = (parameters->POC[i].layno1 > parameters->POC[i-1].layno1 )? parameters->POC[i-1].layno1 : 0;
- for (resno = parameters->POC[i].resno0 ; resno < parameters->POC[i].resno1 ; resno++) {
- for (compno = parameters->POC[i].compno0 ; compno < parameters->POC[i].compno1 ; compno++) {
- for (layno = layno0; layno < parameters->POC[i].layno1 ; layno++) {
- index = step_r * resno + step_c * compno + step_l * layno;
- packet_array[index]= 1;
- }
- }
- }
- }
- for (resno = 0; resno < parameters->numresolution; resno++) {
- for (compno = 0; compno < numcomps; compno++) {
- for (layno = 0; layno < numlayers ; layno++) {
- index = step_r * resno + step_c * compno + step_l * layno;
- if(!( packet_array[index]== 1)){
- loss = 1;
- }
- }
- }
- }
- if(loss == 1)
- fprintf(stdout,"Missing packets possible loss of data\n");
- opj_free(packet_array);
-}
-
void j2k_dump_image(FILE *fd, opj_image_t * img) {
int compno;
fprintf(fd, "image {\n");
fprintf(fd, " comp %d {\n", compno);
fprintf(fd, " dx=%d, dy=%d\n", comp->dx, comp->dy);
fprintf(fd, " prec=%d\n", comp->prec);
+ //fprintf(fd, " bpp=%d\n", comp->bpp);
fprintf(fd, " sgnd=%d\n", comp->sgnd);
fprintf(fd, " }\n");
}
/** 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,maxres=0,totnum_tp=0;
+ int pino,tileno,totnum_tp=0;
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;
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;
}
static void j2k_write_soc(opj_j2k_t *j2k) {
opj_cio_t *cio = j2k->cio;
cio_write(cio, J2K_MS_SOC, 2);
+
+/* 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 */
}
-static void j2k_read_soc(opj_j2k_t *j2k) {
+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) {
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
}
#endif /* USE_JPWL */
- image->comps = (opj_image_comp_t *) opj_malloc(image->numcomps * sizeof(opj_image_comp_t));
+ 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 */
}
#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 = 0; /* reducing factor per component */
+ image->comps[i].factor = cp->reduce; /* reducing factor per component */
}
cp->tw = int_ceildiv(image->x1 - cp->tx0, cp->tdx);
}
#endif /* USE_JPWL */
- cp->tcps = (opj_tcp_t *) opj_malloc(cp->tw * cp->th * sizeof(opj_tcp_t));
- cp->tileno = (int *) opj_malloc(cp->tw * cp->th * sizeof(int));
+ cp->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
cp->ppm_data_first = NULL;
cp->ppm_previous = 0;
cp->ppm_store = 0;
-
- j2k->default_tcp->tccps = (opj_tccp_t *) opj_malloc(sizeof(opj_tccp_t) * image->numcomps);
+
+ 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(sizeof(opj_tccp_t) * image->numcomps);
- }
- j2k->tile_data = (unsigned char **) opj_malloc(cp->tw * cp->th * sizeof(unsigned char *));
- j2k->tile_len = (int *) opj_malloc(cp->tw * cp->th * sizeof(int));
+ 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));
+ }
}
static void j2k_write_com(opj_j2k_t *j2k) {
cio_write(cio, J2K_MS_COM, 2);
lenp = cio_tell(cio);
cio_skip(cio, 2);
- cio_write(cio, 0, 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);
}
tccp->numresolutions = cio_read(cio, 1) + 1; /* SPcox (D) */
- /* check the reduce value */
- cp->reduce = int_min((tccp->numresolutions)-1, cp->reduce);
+ // 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;
+ }
+
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->prch[i] = tmp >> 4;
}
}
+
+ /* 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 */
}
static void j2k_write_cod(opj_j2k_t *j2k) {
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;
+ }
+ }
}
static void j2k_write_coc(opj_j2k_t *j2k, int compno) {
opj_cp_t *cp = j2k->cp;
opj_tcp_t *tcp = j2k->state == J2K_STATE_TPH ? &cp->tcps[j2k->curtileno] : j2k->default_tcp;
- opj_tccp_t *tccp = &tcp->tccps[0];
opj_cio_t *cio = j2k->cio;
old_poc = tcp->POC ? tcp->numpocs + 1 : 0;
"JPWL: failed memory allocation during PPM marker parsing (pos. %x)\n",
cio_tell(cio));
if (!JPWL_ASSUME || JPWL_ASSUME) {
- free(cp->ppm_data);
+ opj_free(cp->ppm_data);
opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
return;
}
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 */
}
static void j2k_read_sot(opj_j2k_t *j2k) {
opj_cp_t *cp = j2k->cp;
opj_cio_t *cio = j2k->cio;
-
+
len = cio_read(cio, 2);
tileno = cio_read(cio, 2);
backup_tileno++;
};
#endif /* USE_JPWL */
-
if (cp->tileno_size == 0) {
cp->tileno[cp->tileno_size] = tileno;
numparts = cio_read(cio, 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;
+ j2k->cstr_info->tile[tileno].num_tps = numparts;
+ if (numparts)
+ j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(numparts * sizeof(opj_tp_info_t));
+ else
+ j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(10 * sizeof(opj_tp_info_t)); // Fixme (10)
+ }
+ else {
+ j2k->cstr_info->tile[tileno].end_pos += totlen;
+ }
+ 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) {
-
+ if (tcp->first == 1) {
/* Initialization PPT */
opj_tccp_t *tmp = tcp->tccps;
memcpy(tcp, j2k->default_tcp, sizeof(opj_tcp_t));
int l, layno;
int totlen;
opj_tcp_t *tcp = NULL;
- opj_image_info_t *image_info = 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;
tcd->tp_num = j2k->tp_num ;
tcd->cur_tp_num = j2k->cur_tp_num;
- tcd->cur_totnum_tp = j2k->cur_totnum_tp[j2k->curtileno];
cio_write(cio, J2K_MS_SOD, 2);
if (j2k->curtileno == 0) {
}
/* INDEX >> */
- image_info = j2k->image_info;
- if (image_info && image_info->index_on) {
- if (!j2k->cur_tp_num ){
- image_info->tile[j2k->curtileno].end_header = cio_tell(cio) + j2k->pos_correction - 1;
- }else{
- if(image_info->tile[j2k->curtileno].packet[image_info->num - 1].end_pos < cio_tell(cio))
- image_info->tile[j2k->curtileno].packet[image_info->num].start_pos = cio_tell(cio);
+ 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++) {
- tcp->rates[layno] -= tcp->rates[layno] ? (j2k->sod_start / (cp->th * cp->tw)) : 0;
+ 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(image_info && (j2k->cur_tp_num == 0)) {
- image_info->num = 0;
+ 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, image_info);
+ 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;
opj_cio_t *cio = j2k->cio;
int curtileno = j2k->curtileno;
+
+ /* 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 = (unsigned char *) opj_malloc((j2k->tile_len[curtileno] + len) * sizeof(unsigned char));
+ }
- for (i = 0; i < j2k->tile_len[curtileno]; i++) {
- data[i] = j2k->tile_data[curtileno][i];
- }
+ 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;
- opj_free(j2k->tile_data[curtileno]);
j2k->tile_data[curtileno] = data;
if (!truncate) {
} else {
j2k->state = J2K_STATE_NEOC; /* RAJOUTE !! */
}
+ j2k->cur_tp_num++;
}
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;
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;
+ 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);
+ tcd_malloc_decode_tile(tcd, j2k->image, j2k->cp, i, j2k->cstr_info);
tileno = j2k->cp->tileno[i];
- tcd_decode_tile(tcd, j2k->tile_data[tileno], j2k->tile_len[tileno], tileno);
+ 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 == false) {
+ j2k->state |= J2K_STATE_ERR;
+ break;
+ }
}
tcd_free_decode(tcd);
tcd_destroy(tcd);
opj_free(j2k->tile_data[tileno]);
j2k->tile_data[tileno] = NULL;
}
- }
-
- j2k->state = J2K_STATE_MT;
+ }
+ 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 {
{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 */
{0, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_unk}
};
/* ----------------------------------------------------------------------- */
opj_j2k_t* j2k_create_decompress(opj_common_ptr cinfo) {
- opj_j2k_t *j2k = (opj_j2k_t*)opj_malloc(sizeof(opj_j2k_t));
- if(j2k) {
- j2k->cinfo = cinfo;
- j2k->default_tcp = (opj_tcp_t*)opj_malloc(sizeof(opj_tcp_t));
- if(!j2k->default_tcp) {
- opj_free(j2k);
- return NULL;
- }
+ opj_j2k_t *j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
+ if(!j2k)
+ return NULL;
+
+ j2k->default_tcp = (opj_tcp_t*) opj_calloc(1, sizeof(opj_tcp_t));
+ if(!j2k->default_tcp) {
+ opj_free(j2k);
+ return NULL;
}
+
+ j2k->cinfo = cinfo;
+ j2k->tile_data = NULL;
+
return j2k;
}
opj_free(cp);
}
-
opj_free(j2k);
}
void j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters) {
if(j2k && parameters) {
/* create and initialize the coding parameters structure */
- opj_cp_t *cp = (opj_cp_t*)opj_malloc(sizeof(opj_cp_t));
+ 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;
}
}
-opj_image_t* j2k_decode(opj_j2k_t *j2k, opj_cio_t *cio) {
+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;
+ 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();
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) {
if (e->handler) {
(*e->handler)(j2k);
}
+ if (j2k->state & J2K_STATE_ERR)
+ return NULL;
+
if (j2k->state == J2K_STATE_MT) {
break;
}
* Read a JPT-stream and decode file
*
*/
-opj_image_t* j2k_decode_jpt_stream(opj_j2k_t *j2k, opj_cio_t *cio) {
+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;
/* create an empty image */
image = opj_image_create0();
+ j2k->image = image;
j2k->state = J2K_STATE_MHSOC;
/* ----------------------------------------------------------------------- */
opj_j2k_t* j2k_create_compress(opj_common_ptr cinfo) {
- opj_j2k_t *j2k = (opj_j2k_t*)opj_malloc(sizeof(opj_j2k_t));
+ opj_j2k_t *j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
if(j2k) {
j2k->cinfo = cinfo;
}
int tileno;
if(!j2k) return;
-
- if(j2k->image_info != NULL) {
- opj_image_info_t *image_info = j2k->image_info;
- if (image_info->index_on && j2k->cp) {
- opj_cp_t *cp = j2k->cp;
- for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
- opj_tile_info_t *tile_info = &image_info->tile[tileno];
- opj_free(tile_info->thresh);
- opj_free(tile_info->packet);
- }
- opj_free(image_info->tile);
- }
- opj_free(image_info);
- }
if(j2k->cp != NULL) {
opj_cp_t *cp = j2k->cp;
}
/* create and initialize the coding parameters structure */
- cp = (opj_cp_t*)opj_malloc(sizeof(opj_cp_t));
+ 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;
memcpy(cp->matrice, parameters->cp_matrice, array_size);
}
- /* creation of an index file ? */
- cp->index_on = parameters->index_on;
- if(cp->index_on) {
- j2k->image_info = (opj_image_info_t*)opj_malloc(sizeof(opj_image_info_t));
- }
-
/* tiles */
cp->tdx = parameters->cp_tdx;
cp->tdy = parameters->cp_tdy;
/* initialize the mutiple tiles */
/* ---------------------------- */
- cp->tcps = (opj_tcp_t *) opj_malloc(cp->tw * cp->th * sizeof(opj_tcp_t));
+ 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];
if (parameters->numpocs) {
/* initialisation of POC */
tcp->POC = 1;
- j2k_check_poc_val(parameters, image->numcomps, tcp->numlayers);
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->numpocs = 0;
}
- tcp->tccps = (opj_tccp_t *) opj_malloc(image->numcomps * sizeof(opj_tccp_t));
-
+ 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 */
}
}
-/**
-Create an index file
-@param j2k
-@param cio
-@param image_info
-@param index Index filename
-@return Returns 1 if successful, returns 0 otherwise
-*/
-static int j2k_create_index(opj_j2k_t *j2k, opj_cio_t *cio, opj_image_info_t *image_info, char *index) {
- int tileno, compno, layno, resno, precno, pack_nb, x, y;
- FILE *stream = NULL;
- double total_disto = 0;
-
- image_info->codestream_size = cio_tell(cio) + j2k->pos_correction; /* Correction 14/4/03 suite rmq de Patrick */
-
-
-#ifdef USE_JPWL
- /* if JPWL is enabled and the name coincides with our own set
- then discard the creation of the file: this was just done to
- enable indexing, we do not want an index file
- */
- if (j2k->cp->epc_on && !strcmp(index, JPWL_PRIVATEINDEX_NAME))
- return 1;
-#endif /* USE_JPWL */
-
-
- stream = fopen(index, "w");
- if (!stream) {
- opj_event_msg(j2k->cinfo, EVT_ERROR, "failed to open %s for writing\n", index);
- return 0;
- }
-
- fprintf(stream, "%d %d\n", image_info->image_w, image_info->image_h);
- fprintf(stream, "%d\n", image_info->prog);
- fprintf(stream, "%d %d\n", image_info->tile_x, image_info->tile_y);
- fprintf(stream, "%d %d\n", image_info->tw, image_info->th);
- fprintf(stream, "%d\n", image_info->comp);
- fprintf(stream, "%d\n", image_info->layer);
- fprintf(stream, "%d\n", image_info->decomposition);
-
- for (resno = image_info->decomposition; resno >= 0; resno--) {
- fprintf(stream, "[%d,%d] ",
- (1 << image_info->tile[0].pdx[resno]), (1 << image_info->tile[0].pdx[resno])); /* based on tile 0 */
- }
- fprintf(stream, "\n");
- fprintf(stream, "%d\n", image_info->main_head_end);
- fprintf(stream, "%d\n", image_info->codestream_size);
-
- for (tileno = 0; tileno < image_info->tw * image_info->th; tileno++) {
- fprintf(stream, "%4d %9d %9d %9d %9e %9d %9e\n",
- image_info->tile[tileno].num_tile,
- image_info->tile[tileno].start_pos,
- image_info->tile[tileno].end_header,
- image_info->tile[tileno].end_pos,
- image_info->tile[tileno].distotile, image_info->tile[tileno].nbpix,
- image_info->tile[tileno].distotile / image_info->tile[tileno].nbpix);
- }
-
- for (tileno = 0; tileno < image_info->tw * image_info->th; tileno++) {
- int start_pos, end_pos;
- double disto = 0;
- pack_nb = 0;
-
- if (image_info->prog == LRCP) { /* LRCP */
-
- fprintf(stream, "pack_nb tileno layno resno compno precno start_pos end_pos disto\n");
-
- for (layno = 0; layno < image_info->layer; layno++) {
- for (resno = 0; resno < image_info->decomposition + 1; resno++) {
- for (compno = 0; compno < image_info->comp; compno++) {
- int prec_max = image_info->tile[tileno].pw[resno] * image_info->tile[tileno].ph[resno];
- for (precno = 0; precno < prec_max; precno++) {
- start_pos = image_info->tile[tileno].packet[pack_nb].start_pos;
- end_pos = image_info->tile[tileno].packet[pack_nb].end_pos;
- disto = image_info->tile[tileno].packet[pack_nb].disto;
- fprintf(stream, "%4d %6d %7d %5d %6d %6d %9d %9d %8e\n",
- pack_nb, tileno, layno, resno, compno, precno, start_pos, end_pos, disto);
- total_disto += disto;
- pack_nb++;
- }
- }
- }
- }
- } /* LRCP */
- else if (image_info->prog == RLCP) { /* RLCP */
-
- fprintf(stream, "pack_nb tileno resno layno compno precno start_pos end_pos disto\n");
-
- for (resno = 0; resno < image_info->decomposition + 1; resno++) {
- for (layno = 0; layno < image_info->layer; layno++) {
- for (compno = 0; compno < image_info->comp; compno++) {
- int prec_max = image_info->tile[tileno].pw[resno] * image_info->tile[tileno].ph[resno];
- for (precno = 0; precno < prec_max; precno++) {
- start_pos = image_info->tile[tileno].packet[pack_nb].start_pos;
- end_pos = image_info->tile[tileno].packet[pack_nb].end_pos;
- disto = image_info->tile[tileno].packet[pack_nb].disto;
- fprintf(stream, "%4d %6d %5d %7d %6d %6d %9d %9d %8e\n",
- pack_nb, tileno, resno, layno, compno, precno, start_pos, end_pos, disto);
- total_disto += disto;
- pack_nb++;
- }
- }
- }
- }
- } /* RLCP */
- else if (image_info->prog == RPCL) { /* RPCL */
-
- fprintf(stream, "\npack_nb tileno resno precno compno layno start_pos end_pos disto\n");
-
- for (resno = 0; resno < image_info->decomposition + 1; resno++) {
- /* I suppose components have same XRsiz, YRsiz */
- int x0 = image_info->tile_Ox + tileno - (int)floor( (float)tileno/(float)image_info->tw ) * image_info->tw * image_info->tile_x;
- int y0 = image_info->tile_Ox + (int)floor( (float)tileno/(float)image_info->tw ) * image_info->tile_y;
- int x1 = x0 + image_info->tile_x;
- int y1 = y0 + image_info->tile_y;
- for (compno = 0; compno < image_info->comp; compno++) {
- int prec_max = image_info->tile[tileno].pw[resno] * image_info->tile[tileno].ph[resno];
- for (precno = 0; precno < prec_max; precno++) {
- int pcnx = image_info->tile[tileno].pw[resno];
- int pcx = (int) pow( 2, image_info->tile[tileno].pdx[resno] + image_info->decomposition - resno );
- int pcy = (int) pow( 2, image_info->tile[tileno].pdy[resno] + image_info->decomposition - resno );
- int precno_x = precno - (int) floor( (float)precno/(float)pcnx ) * pcnx;
- int precno_y = (int) floor( (float)precno/(float)pcnx );
- for(y = y0; y < y1; y++) {
- if (precno_y*pcy == y ) {
- for (x = x0; x < x1; x++) {
- if (precno_x*pcx == x ) {
- for (layno = 0; layno < image_info->layer; layno++) {
- start_pos = image_info->tile[tileno].packet[pack_nb].start_pos;
- end_pos = image_info->tile[tileno].packet[pack_nb].end_pos;
- disto = image_info->tile[tileno].packet[pack_nb].disto;
- fprintf(stream, "%4d %6d %5d %6d %6d %7d %9d %9d %8e\n",
- pack_nb, tileno, resno, precno, compno, layno, start_pos, end_pos, disto);
- total_disto += disto;
- pack_nb++;
- }
- }
- }/* x = x0..x1 */
- }
- } /* y = y0..y1 */
- } /* precno */
- } /* compno */
- } /* resno */
- } /* RPCL */
- else if (image_info->prog == PCRL) { /* PCRL */
- /* I suppose components have same XRsiz, YRsiz */
- int x0 = image_info->tile_Ox + tileno - (int)floor( (float)tileno/(float)image_info->tw ) * image_info->tw * image_info->tile_x;
- int y0 = image_info->tile_Ox + (int)floor( (float)tileno/(float)image_info->tw ) * image_info->tile_y;
- int x1 = x0 + image_info->tile_x;
- int y1 = y0 + image_info->tile_y;
-
- fprintf(stream, "\npack_nb tileno precno compno resno layno start_pos end_pos disto\n");
-
- for (compno = 0; compno < image_info->comp; compno++) {
- for (resno = 0; resno < image_info->decomposition + 1; resno++) {
- int prec_max = image_info->tile[tileno].pw[resno] * image_info->tile[tileno].ph[resno];
- for (precno = 0; precno < prec_max; precno++) {
- int pcnx = image_info->tile[tileno].pw[resno];
- int pcx = (int) pow( 2, image_info->tile[tileno].pdx[resno] + image_info->decomposition - resno );
- int pcy = (int) pow( 2, image_info->tile[tileno].pdy[resno] + image_info->decomposition - resno );
- int precno_x = precno - (int) floor( (float)precno/(float)pcnx ) * pcnx;
- int precno_y = (int) floor( (float)precno/(float)pcnx );
- for(y = y0; y < y1; y++) {
- if (precno_y*pcy == y ) {
- for (x = x0; x < x1; x++) {
- if (precno_x*pcx == x ) {
- for (layno = 0; layno < image_info->layer; layno++) {
- start_pos = image_info->tile[tileno].packet[pack_nb].start_pos;
- end_pos = image_info->tile[tileno].packet[pack_nb].end_pos;
- disto = image_info->tile[tileno].packet[pack_nb].disto;
- fprintf(stream, "%4d %6d %6d %6d %5d %7d %9d %9d %8e\n",
- pack_nb, tileno, precno, compno, resno, layno, start_pos, end_pos, disto);
- total_disto += disto;
- pack_nb++;
- }
- }
- }/* x = x0..x1 */
- }
- } /* y = y0..y1 */
- } /* precno */
- } /* resno */
- } /* compno */
- } /* PCRL */
- else { /* CPRL */
-
- fprintf(stream, "\npack_nb tileno compno precno resno layno start_pos end_pos disto\n");
-
- for (compno = 0; compno < image_info->comp; compno++) {
- /* I suppose components have same XRsiz, YRsiz */
- int x0 = image_info->tile_Ox + tileno - (int)floor( (float)tileno/(float)image_info->tw ) * image_info->tw * image_info->tile_x;
- int y0 = image_info->tile_Ox + (int)floor( (float)tileno/(float)image_info->tw ) * image_info->tile_y;
- int x1 = x0 + image_info->tile_x;
- int y1 = y0 + image_info->tile_y;
-
- for (resno = 0; resno < image_info->decomposition + 1; resno++) {
- int prec_max = image_info->tile[tileno].pw[resno] * image_info->tile[tileno].ph[resno];
- for (precno = 0; precno < prec_max; precno++) {
- int pcnx = image_info->tile[tileno].pw[resno];
- int pcx = (int) pow( 2, image_info->tile[tileno].pdx[resno] + image_info->decomposition - resno );
- int pcy = (int) pow( 2, image_info->tile[tileno].pdy[resno] + image_info->decomposition - resno );
- int precno_x = precno - (int) floor( (float)precno/(float)pcnx ) * pcnx;
- int precno_y = (int) floor( (float)precno/(float)pcnx );
- for(y = y0; y < y1; y++) {
- if (precno_y*pcy == y ) {
- for (x = x0; x < x1; x++) {
- if (precno_x*pcx == x ) {
- for (layno = 0; layno < image_info->layer; layno++) {
- start_pos = image_info->tile[tileno].packet[pack_nb].start_pos;
- end_pos = image_info->tile[tileno].packet[pack_nb].end_pos;
- disto = image_info->tile[tileno].packet[pack_nb].disto;
- fprintf(stream, "%4d %6d %6d %6d %5d %7d %9d %9d %8e\n",
- pack_nb, tileno, compno, precno, resno, layno, start_pos, end_pos, disto);
- total_disto += disto;
- pack_nb++;
- }
- }
- }/* x = x0..x1 */
- }
- } /* y = y0..y1 */
- } /* precno */
- } /* resno */
- } /* compno */
- } /* CPRL */
- } /* tileno */
-
- fprintf(stream, "%8e\n", image_info->D_max); /* SE max */
- fprintf(stream, "%.8e\n", total_disto); /* SE totale */
- fclose(stream);
-
- return 1;
-}
-
-bool j2k_encode(opj_j2k_t *j2k, opj_cio_t *cio, opj_image_t *image, char *index) {
+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_image_info_t *image_info = NULL;
opj_cp_t *cp = NULL;
opj_tcd_t *tcd = NULL; /* TCD component */
/* j2k_dump_cp(stdout, image, cp); */
/* INDEX >> */
- image_info = j2k->image_info;
- if (image_info && cp->index_on) {
- image_info->index_on = cp->index_on;
- image_info->tile = (opj_tile_info_t *) opj_malloc(cp->tw * cp->th * sizeof(opj_tile_info_t));
- image_info->image_w = image->x1 - image->x0;
- image_info->image_h = image->y1 - image->y0;
- image_info->prog = (&cp->tcps[0])->prg;
- image_info->tw = cp->tw;
- image_info->th = cp->th;
- image_info->tile_x = cp->tdx; /* new version parser */
- image_info->tile_y = cp->tdy; /* new version parser */
- image_info->tile_Ox = cp->tx0; /* new version parser */
- image_info->tile_Oy = cp->ty0; /* new version parser */
- image_info->comp = image->numcomps;
- image_info->layer = (&cp->tcps[0])->numlayers;
- image_info->decomposition = (&cp->tcps[0])->tccps->numresolutions - 1;
- image_info->D_max = 0; /* ADD Marcela */
+ 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);
if (cp->comment != NULL) {
j2k_write_com(j2k);
}
- /* INDEX >> */
- if(image_info && image_info->index_on) {
- image_info->main_head_end = cio_tell(cio) - 1;
- }
- /* << INDEX */
j2k->totnum_tp = j2k_calculate_tp(cp,image->numcomps,image,j2k);
- /* TLM Marker*/
+ /* TLM Marker*/
if(cp->cinema){
j2k_write_tlm(j2k);
if (cp->cinema == CINEMA4K_24) {
j2k_write_poc(j2k);
}
}
+
+ /* uncomment only for testing JPSEC marker writing */
+ /* j2k_write_sec(j2k); */
+
+ /* 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(image_info && image_info->index_on) {
- image_info->tile[j2k->curtileno].num_tile = j2k->curtileno;
- image_info->tile[j2k->curtileno].start_pos = cio_tell(cio) + j2k->pos_correction;
+ if(cstr_info) {
+ cstr_info->tile[j2k->curtileno].start_pos = cio_tell(cio) + j2k->pos_correction;
}
/* << 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){
}
}
+ /* 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);
- j2k->cur_tp_num ++;
- }
-
+
+ /* 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++;
+ }
}
- /* INDEX >> */
- if(image_info && image_info->index_on) {
- image_info->tile[j2k->curtileno].end_pos = cio_tell(cio) + j2k->pos_correction - 1;
+ if(cstr_info) {
+ cstr_info->tile[j2k->curtileno].end_pos = cio_tell(cio) + j2k->pos_correction - 1;
}
- /* << INDEX */
-
-
+
+
/*
if (tile->PPT) { // BAD PPT !!!
- FILE *PPT_file;
- int i;
- PPT_file=fopen("PPT","rb");
- fprintf(stderr,"%c%c%c%c",255,97,tile->len_ppt/256,tile->len_ppt%256);
- for (i=0;i<tile->len_ppt;i++) {
- unsigned char elmt;
- fread(&elmt, 1, 1, PPT_file);
- fwrite(&elmt,1,1,f);
- }
- fclose(PPT_file);
- unlink("PPT");
+ 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");
}
*/
-
+
}
-
+
/* destroy the tile encoder */
tcd_free_encode(tcd);
tcd_destroy(tcd);
+ opj_free(j2k->cur_totnum_tp);
+
j2k_write_eoc(j2k);
-
- /* Creation of the index file */
- if(image_info && image_info->index_on) {
- if(!j2k_create_index(j2k, cio, image_info, index)) {
- opj_event_msg(j2k->cinfo, EVT_ERROR, "failed to create index file %s\n", index);
- return false;
- }
- }
+ 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: can be finalized only when the whole
- codestream is known
+ preparation of JPWL marker segments
*/
- if(image_info && image_info->index_on && cp->epc_on) {
-
- /* let's begin creating a marker list, according to user wishes */
- jpwl_prepare_marks(j2k, cio, image);
+ if(cp->epc_on) {
- /* now we dump the JPWL markers on the codestream */
- jpwl_dump_marks(j2k, cio, image);
-
- /* do not know exactly what is this for,
- but it gets called during index creation */
- j2k->pos_correction = 0;
-
- /* Re-creation of the index file, with updated info */
- if(image_info && image_info->index_on) {
- if(!j2k_create_index(j2k, cio, image_info, index)) {
- opj_event_msg(j2k->cinfo, EVT_ERROR, "failed to re-create index file %s\n", index);
- return false;
- }
- }
-
- /* now we finalize the marker contents */
- /*jpwl_finalize_marks(j2k, cio, image);*/
+ /* encode according to JPWL */
+ jpwl_encode(j2k, cio, image);
}
#endif /* USE_JPWL */
-
return true;
}
+
+
+
+
+
projects / openjpeg.git / blobdiff