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[trunk] add a check on progression order (fixes issue 413)

This commit is contained in:
Antonin Descampe 2014-10-15 10:14:54 +00:00
parent 0b540067b1
commit f8796711e8
2 changed files with 20 additions and 1 deletions
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5
src/lib/openjp2/j2k.c
View File

@ -2423,6 +2423,11 @@ static OPJ_BOOL opj_j2k_read_cod ( opj_j2k_t *p_j2k,
opj_read_bytes(p_header_data,&l_tmp,1); /* SGcod (A) */
++p_header_data;
l_tcp->prg = (OPJ_PROG_ORDER) l_tmp;
/* Make sure progression order is valid */
if (l_tcp->prg > OPJ_CPRL ) {
opj_event_msg(p_manager, EVT_ERROR, "Unknown progression order in COD marker\n");
l_tcp->prg = OPJ_PROG_UNKNOWN;
}
opj_read_bytes(p_header_data,&l_tcp->numlayers,2); /* SGcod (B) */
p_header_data+=2;

16
src/lib/openjp2/t2.c
View File

@ -242,6 +242,11 @@ OPJ_BOOL opj_t2_encode_packets( opj_t2_t* p_t2,
/* TODO MSD : check why this function cannot fail (cf. v1) */
opj_pi_create_encode(l_pi, l_cp,p_tile_no,poc,l_tp_num,p_tp_pos,p_t2_mode);
if (l_current_pi->poc.prg == OPJ_PROG_UNKNOWN) {
/* TODO ADE : add an error */
opj_pi_destroy(l_pi, l_nb_pocs);
return OPJ_FALSE;
}
while (opj_pi_next(l_current_pi)) {
if (l_current_pi->layno < p_maxlayers) {
l_nb_bytes = 0;
@ -274,7 +279,11 @@ OPJ_BOOL opj_t2_encode_packets( opj_t2_t* p_t2,
opj_pi_create_encode(l_pi, l_cp,p_tile_no,p_pino,p_tp_num,p_tp_pos,p_t2_mode);
l_current_pi = &l_pi[p_pino];
if (l_current_pi->poc.prg == OPJ_PROG_UNKNOWN) {
/* TODO ADE : add an error */
opj_pi_destroy(l_pi, l_nb_pocs);
return OPJ_FALSE;
}
while (opj_pi_next(l_current_pi)) {
if (l_current_pi->layno < p_maxlayers) {
l_nb_bytes=0;
@ -386,6 +395,11 @@ OPJ_BOOL opj_t2_decode_packets( opj_t2_t *p_t2,
}
memset(first_pass_failed, OPJ_TRUE, l_image->numcomps * sizeof(OPJ_BOOL));
if (l_current_pi->poc.prg == OPJ_PROG_UNKNOWN) {
/* TODO ADE : add an error */
opj_pi_destroy(l_pi, l_nb_pocs);
return OPJ_FALSE;
}
while (opj_pi_next(l_current_pi)) {
JAS_FPRINTF( stderr, "packet offset=00000166 prg=%d cmptno=%02d rlvlno=%02d prcno=%03d lyrno=%02d\n\n",
l_current_pi->poc.prg1, l_current_pi->compno, l_current_pi->resno, l_current_pi->precno, l_current_pi->layno );