libavcodec/mpegvideo.c:1708: error: Buffer Overrun L1
  Offset added: 64 Size: 32.

libavcodec/mpegvideo.c:1698:1: <Length trace>
1696.  * cleans dc, ac, coded_block for the current non intra MB
1697.  */
1698. void ff_clean_intra_table_entries(MpegEncContext *s)
      ^
1699. {
1700.     int wrap = s->b8_stride;

libavcodec/mpegvideo.c:1698:1: Parameter `(*s->ac_val[*])[*]`
1696.  * cleans dc, ac, coded_block for the current non intra MB
1697.  */
1698. void ff_clean_intra_table_entries(MpegEncContext *s)
      ^
1699. {
1700.     int wrap = s->b8_stride;

libavcodec/mpegvideo.c:1708:5: Array access: Offset added: 64 Size: 32
1706.     s->dc_val[0][xy + 1 + wrap] = 1024;
1707.     /* ac pred */
1708.     memset(s->ac_val[0][xy       ], 0, 32 * sizeof(int16_t));
          ^
1709.     memset(s->ac_val[0][xy + wrap], 0, 32 * sizeof(int16_t));
1710.     if (s->msmpeg4_version>=3) {
