libavcodec/interplayvideo.c:605: error: Uninitialized Value
  The value read from P[_] was never initialized.

libavcodec/interplayvideo.c:605:17: 
603.                 split = (x >= 4) ? 8 : 0;
604.                 index = split + lower_half + ((flags >> shifter) & 0x03);
605.                 *s->pixel_ptr++ = P[index];
                     ^
606.             }
607. 
