libavcodec/h264_direct.c:360: error: Uninitialized Value
  The value read from ref[_] was never initialized.

libavcodec/h264_direct.c:360:32: 
358.                             if(ref[0] == 0)
359.                                 *(uint32_t*)h->mv_cache[0][scan8[i8*4+i4]] = 0;
360.                             if(ref[1] == 0)
                                    ^
361.                                 *(uint32_t*)h->mv_cache[1][scan8[i8*4+i4]] = 0;
362.                             m++;
