libavcodec/on2avc.c:173: error: Uninitialized Value
  The value read from scale was never initialized.

libavcodec/on2avc.c:173:17: 
171.                 first = 0;
172.             } else {
173.                 scale += get_vlc2(gb, c->scale_diff.table, 9, 3) - 60;
                     ^
174.             }
175.             if (scale < 0 || scale > 127) {
