libavcodec/interplayvideo.c:734: error: Uninitialized Value
  The value read from P[_] was never initialized.

libavcodec/interplayvideo.c:734:21: 
732.                 int flags = bytestream_get_le16(&s->stream_ptr);
733.                 for (x = 0; x < 8; x++, flags >>= 2)
734.                     *pixel_ptr++ = P[flags & 0x03];
                         ^
735.                 pixel_ptr += s->line_inc;
736.             }
