libavcodec/mpeg12dec.c:249: error: Uninitialized Value
  The value read from re_size_plus8 was never initialized.

libavcodec/mpeg12dec.c:249:17: 
247.                 level = (level ^ SHOW_SBITS(re, &s->gb, 1)) -
248.                         SHOW_SBITS(re, &s->gb, 1);
249.                 SKIP_BITS(re, &s->gb, 1);
                     ^
250.             } else {
251.                 /* escape */
