libavcodec/mpeg12.c:127: error: Uninitialized Value
  The value read from re_size_plus8 was never initialized.

libavcodec/mpeg12.c:127:62: 
125.                     level = SHOW_UBITS(re, &s->gb, 8) - 256; LAST_SKIP_BITS(re, &s->gb, 8);
126.                 } else if (level == 0) {
127.                     level = SHOW_UBITS(re, &s->gb, 8)      ; LAST_SKIP_BITS(re, &s->gb, 8);
                                                                  ^
128.                 }
129.                 i += run;
