libavcodec/mpegvideo_enc.c:2861: error: Uninitialized Value
  The value read from best_s.mv_type was never initialized.

libavcodec/mpegvideo_enc.c:2861:24: 
2859. 
2860.                 if ((s->mpv_flags & FF_MPV_FLAG_QP_RD) && dmin < INT_MAX) {
2861.                     if(best_s.mv_type==MV_TYPE_16X16){ //FIXME move 4mv after QPRD
                             ^
2862.                         const int last_qp= backup_s.qscale;
2863.                         int qpi, qp, dc[6];
