libavcodec/mpegvideo.c:2142: error: Buffer Overrun L1
  Offset added: 64 Size: 32.

libavcodec/mpegvideo.c:2132:1: <Length trace>
2130.  * Clean dc, ac, coded_block for the current non-intra MB.
2131.  */
2132. void ff_clean_intra_table_entries(MpegEncContext *s)
      ^
2133. {
2134.     int wrap = s->b8_stride;

libavcodec/mpegvideo.c:2132:1: Parameter `(*s->ac_val[*])[*]`
2130.  * Clean dc, ac, coded_block for the current non-intra MB.
2131.  */
2132. void ff_clean_intra_table_entries(MpegEncContext *s)
      ^
2133. {
2134.     int wrap = s->b8_stride;

libavcodec/mpegvideo.c:2142:5: Array access: Offset added: 64 Size: 32
2140.     s->dc_val[0][xy + 1 + wrap] = 1024;
2141.     /* ac pred */
2142.     memset(s->ac_val[0][xy       ], 0, 32 * sizeof(int16_t));
          ^
2143.     memset(s->ac_val[0][xy + wrap], 0, 32 * sizeof(int16_t));
2144.     if (s->msmpeg4_version>=3) {
