libavcodec/mpegvideo_enc.c:2085: error: Buffer Overrun L1
  Offset added: 768 Size: 128 by call to `encode_mb_internal`.

libavcodec/mpegvideo_enc.c:2085:41: Call
2083. static av_always_inline void encode_mb(MpegEncContext *s, int motion_x, int motion_y)
2084. {
2085.     if (s->chroma_format == CHROMA_420) encode_mb_internal(s, motion_x, motion_y,  8, 6);
                                              ^
2086.     else                                encode_mb_internal(s, motion_x, motion_y, 16, 8);
2087. }

libavcodec/mpegvideo_enc.c:1721:1: <Offset trace>
1719. }
1720. 
1721. static av_always_inline void encode_mb_internal(MpegEncContext *s,
      ^
1722.                                                 int motion_x, int motion_y,
1723.                                                 int mb_block_height,

libavcodec/mpegvideo_enc.c:1721:1: Parameter `mb_block_count`
  1719. }
  1720. 
  1721. static av_always_inline void encode_mb_internal(MpegEncContext *s,
        ^
  1722.                                                 int motion_x, int motion_y,
  1723.                                                 int mb_block_height,

libavcodec/mpegvideo_enc.c:1721:1: <Length trace>
1719. }
1720. 
1721. static av_always_inline void encode_mb_internal(MpegEncContext *s,
      ^
1722.                                                 int motion_x, int motion_y,
1723.                                                 int mb_block_height,

libavcodec/mpegvideo_enc.c:1721:1: Array declaration
  1719. }
  1720. 
  1721. static av_always_inline void encode_mb_internal(MpegEncContext *s,
        ^
  1722.                                                 int motion_x, int motion_y,
  1723.                                                 int mb_block_height,

libavcodec/mpegvideo_enc.c:1975:9: Array access: Offset added: 768 Size: 128 by call to `encode_mb_internal` 
  1973.                                   wrap_c);
  1974.         }
  1975.         memcpy(orig[0], s->block[0], sizeof(DCTELEM) * 64 * mb_block_count);
                ^
  1976.     }
  1977. 
