libavformat/mov.c:1429: error: Uninitialized Value
  The value read from size was never initialized.

libavformat/mov.c:1429:25: 
1427.     if (!str)
1428.         return 0;
1429.     get_buffer(pb, str, FFMIN(size, str_size));
                              ^
1430.     dprintf(c->fc, "%.4s %s\n", (char*)&atom.type, str);
1431.     return 0;
