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path: root/decoder/mvc/imvcd_nalu_parser.c
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Diffstat (limited to 'decoder/mvc/imvcd_nalu_parser.c')
-rw-r--r--decoder/mvc/imvcd_nalu_parser.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/decoder/mvc/imvcd_nalu_parser.c b/decoder/mvc/imvcd_nalu_parser.c
index 2699912..db09138 100644
--- a/decoder/mvc/imvcd_nalu_parser.c
+++ b/decoder/mvc/imvcd_nalu_parser.c
@@ -217,14 +217,17 @@ static WORD32 imvcd_parse_subset_sps(mvc_dec_ctxt_t *ps_mvcd_ctxt, dec_bit_strea
if(ps_subset_sps->s_sps_data.u1_pic_order_cnt_type == 0)
{
- ps_subset_sps->s_sps_data.u1_log2_max_pic_order_cnt_lsb_minus =
- 4 + ih264d_uev(pu4_bitstrm_ofst, pu4_bitstrm_buf);
+ UWORD32 u1_log2_max_pic_order_cnt_lsb_minus4 =
+ ih264d_uev(pu4_bitstrm_ofst, pu4_bitstrm_buf);
- if(ps_subset_sps->s_sps_data.u1_log2_max_pic_order_cnt_lsb_minus > MAX_BITS_IN_POC_LSB)
+ if(u1_log2_max_pic_order_cnt_lsb_minus4 > (MAX_BITS_IN_POC_LSB - 4))
{
return ERROR_INV_SPS_PPS_T;
}
+ ps_subset_sps->s_sps_data.u1_log2_max_pic_order_cnt_lsb_minus =
+ 4 + u1_log2_max_pic_order_cnt_lsb_minus4;
+
ps_subset_sps->s_sps_data.i4_max_pic_order_cntLsb =
(1 << ps_subset_sps->s_sps_data.u1_log2_max_pic_order_cnt_lsb_minus);
}