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[trunk] check the PSot value during the reading of SOT marker

This commit is contained in:
Mickael Savinaud 2012-03-02 10:38:01 +00:00
parent b5495ec972
commit c149db2205
1 changed files with 8 additions and 0 deletions
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8
libopenjpeg/j2k.c
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@ -3627,6 +3627,14 @@ opj_bool j2k_read_sot_v2 (
opj_read_bytes(p_header_data,&l_tot_len,4); /* Psot */ opj_read_bytes(p_header_data,&l_tot_len,4); /* Psot */
p_header_data+=4; p_header_data+=4;
/* PSot should be equal to zero or >=14 or <= 2^32-1 */
if ((l_tot_len !=0 ) && (l_tot_len < 14) )
{
opj_event_msg_v2(p_manager, EVT_ERROR, "Psot value (%d) is not correct regards to the JPEG2000 norm!\n", l_tot_len);
return OPJ_FALSE;
}
#ifdef USE_JPWL #ifdef USE_JPWL
if (l_cp->correct) { if (l_cp->correct) {