libavcodec/motion_est.c:2039: error: Uninitialized Value
  The value read from score[_] was never initialized.

libavcodec/motion_est.c:2039:17: 
2037.         for(i=1; i<8; i++){
2038.             if(score[i] > best_score){
2039.                 best_score= score[i];
                      ^
2040.                 best_fcode= i;
2041.             }
