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First integration of JPWL code

This commit is contained in:
Francois-Olivier Devaux 2006-12-04 14:59:33 +00:00
parent 6cc148e226
commit 2c03b73dff
6 changed files with 640 additions and 5 deletions
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467
libopenjpeg/j2k.c
View File

@ -363,6 +363,42 @@ static void j2k_read_siz(opj_j2k_t *j2k) {
cp->ty0 = cio_read(cio, 4); /* YT0siz */
image->numcomps = cio_read(cio, 2); /* Csiz */
/* UniPG>> */
#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)
exit(1);
}
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)
exit(1);
/* 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 */
/* <<UniPG */
image->comps = (opj_image_comp_t *) opj_malloc(image->numcomps * sizeof(opj_image_comp_t));
for (i = 0; i < image->numcomps; i++) {
int tmp, w, h;
@ -372,6 +408,36 @@ static void j2k_read_siz(opj_j2k_t *j2k) {
image->comps[i].dx = cio_read(cio, 1); /* XRsiz_i */
image->comps[i].dy = cio_read(cio, 1); /* YRsiz_i */
/* UniPG>> */
#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)
exit(1);
/* 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 */
/* <<UniPG */
/* TODO: unused ? */
w = int_ceildiv(image->x1 - image->x0, image->comps[i].dx);
h = int_ceildiv(image->y1 - image->y0, image->comps[i].dy);
@ -382,10 +448,63 @@ static void j2k_read_siz(opj_j2k_t *j2k) {
cp->tw = int_ceildiv(image->x1 - cp->tx0, cp->tdx);
cp->th = int_ceildiv(image->y1 - cp->ty0, cp->tdy);
/* UniPG>> */
#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)
exit(1);
/* 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) {
opj_event_msg(j2k->cinfo, EVT_WARNING, "- too large x, increase expectance of %d\n",
cp->max_tiles);
cp->tw= 1;
opj_event_msg(j2k->cinfo, EVT_WARNING, "- setting %d tiles in x => HYPOTHESIS!!!\n",
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) {
opj_event_msg(j2k->cinfo, EVT_WARNING, "- too large y, increase expectance of %d to continue\n",
cp->max_tiles);
cp->th= 1;
opj_event_msg(j2k->cinfo, EVT_WARNING, "- setting %d tiles in y => HYPOTHESIS!!!\n",
cp->th);
}
}
}
#endif /* USE_JPWL */
/* <<UniPG */
cp->tcps = (opj_tcp_t *) opj_malloc(cp->tw * cp->th * sizeof(opj_tcp_t));
cp->tileno = (int *) opj_malloc(cp->tw * cp->th * sizeof(int));
cp->tileno_size = 0;
/* UniPG>> */
#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)
exit(1);
}
}
#endif /* USE_JPWL */
/* <<UniPG */
for (i = 0; i < cp->tw * cp->th; i++) {
cp->tcps[i].POC = 0;
cp->tcps[i].numpocs = 0;
@ -606,6 +725,27 @@ static void j2k_read_qcx(opj_j2k_t *j2k, int compno, int len) {
tccp->numgbits = tmp >> 5;
numbands = (tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ?
1 : ((tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ? len - 1 : (len - 1) / 2);
/* UniPG>> */
#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)
exit(1);
/* we try to correct */
opj_event_msg(j2k->cinfo, EVT_WARNING, "- trying to adjust them\n");
numbands = 1;
opj_event_msg(j2k->cinfo, EVT_WARNING, "- setting number of bands to %d => HYPOTHESIS!!!\n",
numbands);
};
};
#endif /* USE_JPWL */
/* <<UniPG */
for (bandno = 0; bandno < numbands; bandno++) {
int expn, mant;
if (tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
@ -684,6 +824,31 @@ static void j2k_read_qcc(opj_j2k_t *j2k) {
len = cio_read(cio, 2); /* Lqcc */
compno = cio_read(cio, numcomp <= 256 ? 1 : 2); /* Cqcc */
/* UniPG>> */
#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)
exit(1);
/* we try to correct */
opj_event_msg(j2k->cinfo, EVT_WARNING, "- trying to adjust this\n");
compno = backup_compno % numcomp;
opj_event_msg(j2k->cinfo, EVT_WARNING, "- setting component number to %d\n",
compno);
}
/* keep your private count of tiles */
backup_compno++;
};
#endif /* USE_JPWL */
/* <<UniPG */
j2k_read_qcx(j2k, compno, len - 2 - (numcomp <= 256 ? 1 : 2));
}
@ -844,6 +1009,20 @@ static void j2k_read_ppm(opj_j2k_t *j2k) {
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));
/* UniPG>> */
#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)
exit(1);
}
}
#endif
/* <<UniPG */
cp->ppm_data_first = cp->ppm_data;
cp->ppm_len = N_ppm + cp->ppm_store;
}
@ -916,6 +1095,31 @@ static void j2k_read_sot(opj_j2k_t *j2k) {
len = cio_read(cio, 2);
tileno = cio_read(cio, 2);
/* UniPG>> */
#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)
exit(1);
/* we try to correct */
opj_event_msg(j2k->cinfo, EVT_WARNING, "- trying to adjust this\n");
tileno = backup_tileno;
opj_event_msg(j2k->cinfo, EVT_WARNING, "- setting tile number to %d\n",
tileno);
}
/* keep your private count of tiles */
backup_tileno++;
};
#endif /* USE_JPWL */
/* <<UniPG */
if (cp->tileno_size == 0) {
cp->tileno[cp->tileno_size] = tileno;
@ -933,6 +1137,28 @@ static void j2k_read_sot(opj_j2k_t *j2k) {
}
totlen = cio_read(cio, 4);
/* UniPG>> */
#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)
exit(1);
/* we try to correct */
opj_event_msg(j2k->cinfo, EVT_WARNING, "- trying to adjust this\n");
totlen = 0;
opj_event_msg(j2k->cinfo, EVT_WARNING, "- setting Psot to %d => "
"assuming it is the last tile\n",
totlen);
}
};
#endif /* USE_JPWL */
/* <<UniPG */
if (!totlen)
totlen = cio_numbytesleft(cio) + 8;
@ -1060,6 +1286,20 @@ static void j2k_read_rgn(opj_j2k_t *j2k) {
len = cio_read(cio, 2); /* Lrgn */
compno = cio_read(cio, numcomps <= 256 ? 1 : 2); /* Crgn */
roisty = cio_read(cio, 1); /* Srgn */
/* UniPG>> */
#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)
exit(1);
}
};
#endif /* USE_JPWL */
/* <<UniPG */
tcp->tccps[compno].roishift = cio_read(cio, 1); /* SPrgn */
}
@ -1094,10 +1334,6 @@ static void j2k_read_eoc(opj_j2k_t *j2k) {
j2k->state = J2K_STATE_MT;
}
static void j2k_read_unk(opj_j2k_t *j2k) {
opj_event_msg(j2k->cinfo, EVT_WARNING, "Unknown marker\n");
}
typedef struct opj_dec_mstabent {
/** marker value */
int id;
@ -1127,9 +1363,79 @@ opj_dec_mstabent_t j2k_dec_mstab[] = {
{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},
/* UniPG>> */
#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 */
/* <<UniPG */
{0, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_unk}
};
static void j2k_read_unk(opj_j2k_t *j2k) {
opj_event_msg(j2k->cinfo, EVT_WARNING, "Unknown marker\n");
/* UniPG>> */
#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 channel errors => Exiting\n");
exit(1);
}
/* 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 */
/* <<UniPG */
}
/**
Read the lookup table containing all the marker, status and action
@param id Marker value
@ -1215,6 +1521,13 @@ void j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters) {
opj_cp_t *cp = (opj_cp_t*)opj_malloc(sizeof(opj_cp_t));
cp->reduce = parameters->cp_reduce;
cp->layer = parameters->cp_layer;
/* UniPG>> */
#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 */
/* <<UniPG */
/* keep a link to cp so that we can destroy it later in j2k_destroy_decompress */
j2k->cp = cp;
@ -1237,6 +1550,43 @@ opj_image_t* j2k_decode(opj_j2k_t *j2k, opj_cio_t *cio) {
for (;;) {
opj_dec_mstabent_t *e;
int id = cio_read(cio, 2);
/* UniPG>> */
#ifdef USE_JPWL
/* we try to honor JPWL correction power */
if (j2k->cp->correct) {
int orig_pos = cio_tell(cio);
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(j2k->cinfo, EVT_ERROR,
"JPWL: possible bad marker %x at %d\n",
id, cio_tell(cio) - 2);
if (!JPWL_ASSUME)
exit(1);
/* we try to correct */
opj_event_msg(j2k->cinfo, EVT_WARNING, "- trying to adjust this\n");
id = id | 0xff00;
cio_seek(cio, cio_tell(cio) - 2);
cio_write(cio, id, 2);
opj_event_msg(j2k->cinfo, EVT_WARNING, "- setting marker to %x\n",
id);
}
}
#endif USE_JPWL
/* <<UniPG */
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);
@ -1467,6 +1817,64 @@ void j2k_setup_encoder(opj_j2k_t *j2k, opj_cparameters_t *parameters, opj_image_
cp->tdy = image->y1 - cp->ty0;
}
/* UniPG>> */
#ifdef USE_JPWL
/*
calculate JPWL encoding parameters
*/
if (parameters->jpwl_epc_on) {
int i;
/* set JPWL on */
cp->epc_on = true;
cp->info_on = false; /* no informative technique */
/* set EPB on */
if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
cp->epb_on = 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 = 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 = false;
} else {
cp->epc_on = false;
}
#endif /* USE_JPWL */
/* <<UniPG */
/* initialize the mutiple tiles */
/* ---------------------------- */
cp->tcps = (opj_tcp_t *) opj_malloc(cp->tw * cp->th * sizeof(opj_tcp_t));
@ -1582,6 +1990,17 @@ static int j2k_create_index(opj_j2k_t *j2k, opj_cio_t *cio, opj_image_info_t *im
image_info->codestream_size = cio_tell(cio) + j2k->pos_correction; /* Correction 14/4/03 suite rmq de Patrick */
/* UniPG>> */
#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 */
/* <<UniPG */
stream = fopen(index, "w");
if (!stream) {
opj_event_msg(j2k->cinfo, EVT_ERROR, "failed to open %s for writing\n", index);
@ -1828,6 +2247,13 @@ bool j2k_encode(opj_j2k_t *j2k, opj_cio_t *cio, opj_image_t *image, char *index)
j2k_write_soc(j2k);
j2k_write_siz(j2k);
/* UniPG>> */
#ifdef USE_JPWL
/** THIS CODE IS NOT USED */
//if(image_info && image_info->index_on && cp->epc_on)
// j2k_write_epc(j2k);
#endif /* USE_JPWL */
/* <<UniPG */
j2k_write_cod(j2k);
j2k_write_qcd(j2k);
for (compno = 0; compno < image->numcomps; compno++) {
@ -1918,6 +2344,39 @@ bool j2k_encode(opj_j2k_t *j2k, opj_cio_t *cio, opj_image_t *image, char *index)
return false;
}
}
/* UniPG>> */
#ifdef USE_JPWL
/*
preparation of JPWL marker segments: can be finalized only when the whole
codestream is known
*/
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);
/* 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);*/
}
#endif /* USE_JPWL */
/* <<UniPG */
return true;
}

52
libopenjpeg/j2k.h
View File

@ -75,6 +75,14 @@ The functions in J2K.C have for goal to read/write the several parts of the code
#define J2K_MS_EPH 0xff92 /**< EPH marker value */
#define J2K_MS_CRG 0xff63 /**< CRG marker value */
#define J2K_MS_COM 0xff64 /**< COM marker value */
/* UniPG>> */
#ifdef USE_JPWL
#define J2K_MS_EPC 0xff68 /**< EPC marker value (Part11) */
#define J2K_MS_EPB 0xff66 /**< EPB marker value (Part11) */
#define J2K_MS_ESD 0xff67 /**< ESD marker value (Part11) */
#define J2K_MS_RED 0xff69 /**< RED marker value (Part11) */
#endif /* USE_JPWL */
/* <<UniPG */
/* ----------------------------------------------------------------------- */
@ -224,6 +232,50 @@ typedef struct opj_cp {
opj_tcp_t *tcps;
/** fixed layer */
int *matrice;
/* UniPG>> */
#ifdef USE_JPWL
/** enables writing of EPC in MH, thus activating JPWL */
bool epc_on;
/** enables writing of EPB, in case of activated JPWL */
bool epb_on;
/** enables writing of ESD, in case of activated JPWL */
bool esd_on;
/** enables writing of informative techniques of ESD, in case of activated JPWL */
bool info_on;
/** enables writing of RED, in case of activated JPWL */
bool red_on;
/** error protection method for MH (0,1,16,32,37-128) */
int hprot_MH;
/** tile number of header protection specification (>=0) */
int hprot_TPH_tileno[JPWL_MAX_NO_TILESPECS];
/** error protection methods for TPHs (0,1,16,32,37-128) */
int hprot_TPH[JPWL_MAX_NO_TILESPECS];
/** tile number of packet protection specification (>=0) */
int pprot_tileno[JPWL_MAX_NO_PACKSPECS];
/** packet number of packet protection specification (>=0) */
int pprot_packno[JPWL_MAX_NO_PACKSPECS];
/** error protection methods for packets (0,1,16,32,37-128) */
int pprot[JPWL_MAX_NO_PACKSPECS];
/** enables writing of ESD, (0/2/4 bytes) */
int sens_size;
/** sensitivity addressing size (0=auto/2/4 bytes) */
int sens_addr;
/** sensitivity range (0-3) */
int sens_range;
/** sensitivity method for MH (-1,0-7) */
int sens_MH;
/** tile number of sensitivity specification (>=0) */
int sens_TPH_tileno[JPWL_MAX_NO_TILESPECS];
/** sensitivity methods for TPHs (-1,0-7) */
int sens_TPH[JPWL_MAX_NO_TILESPECS];
/** enables JPWL correction at the decoder */
bool correct;
/** expected number of components at the decoder */
int exp_comps;
/** maximum number of tiles at the decoder */
int max_tiles;
#endif /* USE_JPWL */
/* <<UniPG */
} opj_cp_t;
/**

39
libopenjpeg/openjpeg.c
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@ -119,6 +119,13 @@ void OPJ_CALLCONV opj_set_default_decoder_parameters(opj_dparameters_t *paramete
parameters->decod_format = -1;
parameters->cod_format = -1;
/* UniPG>> */
#ifdef USE_JPWL
parameters->jpwl_correct = false;
parameters->jpwl_exp_comps = JPWL_EXPECTED_COMPONENTS;
parameters->jpwl_max_tiles = JPWL_MAXIMUM_TILES;
#endif /* USE_JPWL */
/* <<UniPG */
}
}
@ -224,6 +231,38 @@ void OPJ_CALLCONV opj_set_default_encoder_parameters(opj_cparameters_t *paramete
parameters->decod_format = -1;
parameters->cod_format = -1;
/* UniPG>> */
#ifdef USE_JPWL
parameters->jpwl_epc_on = false;
parameters->jpwl_hprot_MH = -1; /* -1 means unassigned */
{
int i;
for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
parameters->jpwl_hprot_TPH_tileno[i] = -1; /* unassigned */
parameters->jpwl_hprot_TPH[i] = 0; /* absent */
}
};
{
int i;
for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
parameters->jpwl_pprot_tileno[i] = -1; /* unassigned */
parameters->jpwl_pprot_packno[i] = -1; /* unassigned */
parameters->jpwl_pprot[i] = 0; /* absent */
}
};
parameters->jpwl_sens_size = 0; /* 0 means no ESD */
parameters->jpwl_sens_addr = 0; /* 0 means auto */
parameters->jpwl_sens_range = 0; /* 0 means packet */
parameters->jpwl_sens_MH = -1; /* -1 means unassigned */
{
int i;
for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
parameters->jpwl_sens_TPH_tileno[i] = -1; /* unassigned */
parameters->jpwl_sens_TPH[i] = -1; /* absent */
}
};
#endif USE_JPWL
/* <<UniPG */
}
}

63
libopenjpeg/openjpeg.h
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@ -30,7 +30,7 @@
#ifndef OPENJPEG_H
#define OPENJPEG_H
#define OPENJPEG_VERSION "1.0.0"
#define OPENJPEG_VERSION "1.1.0"
/*
==========================================================
@ -96,6 +96,18 @@ braindamage below.
#define J2K_MAXRLVLS 33 /**< Number of maximum resolution level authorized */
#define J2K_MAXBANDS (3*J2K_MAXRLVLS-2) /**< Number of maximum sub-band linked to number of resolution level */
/* UniPG>> */
#ifdef USE_JPWL
#define JPWL_MAX_NO_TILESPECS 16 /**< Maximum number of tile parts expected by JPWL: increase at your will */
#define JPWL_MAX_NO_PACKSPECS 16 /**< Maximum number of packet parts expected by JPWL: increase at your will */
#define JPWL_MAX_NO_MARKERS 512 /**< Maximum number of JPWL markers: increase at your will */
#define JPWL_PRIVATEINDEX_NAME "jpwl_index_privatefilename" /**< index file name used when JPWL is on */
#define JPWL_EXPECTED_COMPONENTS 3 /**< Expect this number of components, so you'll find better the first EPB */
#define JPWL_MAXIMUM_TILES 8192 /**< Expect this maximum number of tiles, to avoid some crashes */
#define JPWL_MAXIMUM_HAMMING 2 /**< Expect this maximum number of bit errors in marker id's */
#endif /* USE_JPWL */
/* <<UniPG */
/*
==========================================================
enum definitions
@ -263,6 +275,41 @@ typedef struct opj_cparameters {
/** output file format 0: J2K, 1: JP2, 2: JPT */
int cod_format;
/*@}*/
/* UniPG>> */
#ifdef USE_JPWL
/**@name JPWL encoding parameters */
/*@{*/
/** enables writing of EPC in MH, thus activating JPWL */
bool jpwl_epc_on;
/** error protection method for MH (0,1,16,32,37-128) */
int jpwl_hprot_MH;
/** tile number of header protection specification (>=0) */
int jpwl_hprot_TPH_tileno[JPWL_MAX_NO_TILESPECS];
/** error protection methods for TPHs (0,1,16,32,37-128) */
int jpwl_hprot_TPH[JPWL_MAX_NO_TILESPECS];
/** tile number of packet protection specification (>=0) */
int jpwl_pprot_tileno[JPWL_MAX_NO_PACKSPECS];
/** packet number of packet protection specification (>=0) */
int jpwl_pprot_packno[JPWL_MAX_NO_PACKSPECS];
/** error protection methods for packets (0,1,16,32,37-128) */
int jpwl_pprot[JPWL_MAX_NO_PACKSPECS];
/** enables writing of ESD, (0=no/1/2 bytes) */
int jpwl_sens_size;
/** sensitivity addressing size (0=auto/2/4 bytes) */
int jpwl_sens_addr;
/** sensitivity range (0-3) */
int jpwl_sens_range;
/** sensitivity method for MH (-1=no,0-7) */
int jpwl_sens_MH;
/** tile number of sensitivity specification (>=0) */
int jpwl_sens_TPH_tileno[JPWL_MAX_NO_TILESPECS];
/** sensitivity methods for TPHs (-1=no,0-7) */
int jpwl_sens_TPH[JPWL_MAX_NO_TILESPECS];
/*@}*/
#endif /* USE_JPWL */
/* <<UniPG */
} opj_cparameters_t;
/**
@ -296,6 +343,20 @@ typedef struct opj_dparameters {
/** output file format 0: PGX, 1: PxM, 2: BMP */
int cod_format;
/*@}*/
/* UniPG>> */
#ifdef USE_JPWL
/**@name JPWL decoding parameters */
/*@{*/
/** activates the JPWL correction capabilities */
bool jpwl_correct;
/** expected number of components */
bool jpwl_exp_comps;
/** maximum number of tiles */
bool jpwl_max_tiles;
/*@}*/
#endif /* USE_JPWL */
/* <<UniPG */
} opj_dparameters_t;
/** Common fields between JPEG-2000 compression and decompression master structs. */

5
libopenjpeg/opj_includes.h
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@ -93,5 +93,10 @@ Most compilers implement their own version of this keyword ...
#include "int.h"
#include "fix.h"
/* JPWL>> */
#ifdef USE_JPWL
#include "../jpwl/jpwl.h"
#endif /* USE_JPWL */
/* <<JPWL */
#endif /* OPJ_INCLUDES_H */

19
libopenjpeg/t2.c
View File

@ -519,6 +519,25 @@ static int t2_decode_packet(opj_t2_t* t2, unsigned char *src, int len, opj_tcd_t
if (c + seg->newlen > src + len) {
return -999;
}
/* UniPG>> */
#ifdef USE_JPWL
/* we need here a j2k handle to verify if making a check to
the validity of cblocks parameters is selected from user (-W) */
/* let's check that we are not exceeding */
if ((cblk->len + seg->newlen) > 8192) {
fprintf(stderr, "JPWL: segment too long (%d) for codeblock %d (p=%d, b=%d, r=%d, c=%d)\n",
seg->newlen, cblkno, precno, bandno, resno, compno);
if (!JPWL_ASSUME)
exit(-1);
seg->newlen = 8192 - cblk->len;
fprintf(stderr, " - truncating segment to %d\n", seg->newlen);
break;
};
#endif /* USE_JPWL */
/* <<UniPG */
memcpy(cblk->data + cblk->len, c, seg->newlen);
if (seg->numpasses == 0) {