libavcodec/interplayvideo.c:647: error: Uninitialized Value
  The value read from B[_] was never initialized.

libavcodec/interplayvideo.c:647:17: 
645.             for (y = 0; y < 8; y++) {
646. 
647.                 flags = (B[y * 2 + 1] << 8) | B[y * 2];
                     ^
648.                 if (y == 4)
649.                     split = 4;
