libavcodec/h261.c:58: error: Uninitialized Value
  The value read from temp[_] was never initialized.

libavcodec/h261.c:58:13: 
56.             xy      = y * stride + x;
57.             yz      = y * 8      + x;
58.             src[xy] = (temp[yz - 1] + 2 * temp[yz] + temp[yz + 1] + 8) >> 4;
                ^
59.         }
60.     }
