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[trunk] manage correctly the case where meth value is not correct (thanks winfried)

This commit is contained in:
Mickael Savinaud 2013-03-17 18:27:41 +00:00
parent 1e414c8f37
commit f769d5e27f
1 changed files with 12 additions and 7 deletions
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15
src/lib/openjp2/jp2.c
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@ -1103,6 +1103,8 @@ OPJ_BOOL opj_jp2_read_colr( opj_jp2_t *jp2,
} }
opj_read_bytes(p_colr_header_data,&jp2->enumcs ,4); /* EnumCS */ opj_read_bytes(p_colr_header_data,&jp2->enumcs ,4); /* EnumCS */
jp2->color.jp2_has_colr = 1;
} }
else if (jp2->meth == 2) { else if (jp2->meth == 2) {
/* ICC profile */ /* ICC profile */
@ -1125,12 +1127,15 @@ OPJ_BOOL opj_jp2_read_colr( opj_jp2_t *jp2,
jp2->color.icc_profile_buf[it_icc_value] = (OPJ_BYTE) l_value; jp2->color.icc_profile_buf[it_icc_value] = (OPJ_BYTE) l_value;
} }
}
else
opj_event_msg(p_manager, EVT_INFO, "COLR BOX meth value is not a regular value (%d), so we will skip the fields following the approx field.\n", jp2->meth);
jp2->color.jp2_has_colr = 1; jp2->color.jp2_has_colr = 1;
}
else if (jp2->meth > 2)
{
/* ISO/IEC 15444-1:2004 (E), Table I.9 ­ Legal METH values:
conforming JP2 reader shall ignore the entire Colour Specification box.*/
opj_event_msg(p_manager, EVT_INFO, "COLR BOX meth value is not a regular value (%d), "
"so we will ignore the entire Colour Specification box. \n", jp2->meth);
}
return OPJ_TRUE; return OPJ_TRUE;
} }