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[trunk] add a check for illegal SCod value (fixes issue 400)

This commit is contained in:
Antonin Descampe 2014-10-15 08:48:19 +00:00
parent 3df347eded
commit 0b540067b1
1 changed files with 5 additions and 0 deletions
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5
src/lib/openjp2/j2k.c
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@ -2415,6 +2415,11 @@ static OPJ_BOOL opj_j2k_read_cod ( opj_j2k_t *p_j2k,
opj_read_bytes(p_header_data,&l_tcp->csty,1); /* Scod */
++p_header_data;
/* Make sure we know how to decode this */
if ((l_tcp->csty & ~(OPJ_UINT32)(J2K_CP_CSTY_PRT | J2K_CP_CSTY_SOP | J2K_CP_CSTY_EPH)) != 0U) {
opj_event_msg(p_manager, EVT_ERROR, "Unknown Scod value in COD marker\n");
return OPJ_FALSE;
}
opj_read_bytes(p_header_data,&l_tmp,1); /* SGcod (A) */
++p_header_data;
l_tcp->prg = (OPJ_PROG_ORDER) l_tmp;