libavcodec/ratecontrol.c:622: error: Uninitialized Value
  The value read from bits_tab[_] was never initialized.

libavcodec/ratecontrol.c:622:17: 
620.             }
621.             else if(newq < qmin){
622.                 bits_sum -= bits_tab[i];
                     ^
623.                 cplx_sum -= cplx_tab[i]*q/qmin;
624.             }
