libavcodec/mpegvideo_enc.c:2398: error: Uninitialized Value
  The value read from best_s.mb_intra was never initialized.

libavcodec/mpegvideo_enc.c:2398:21: 
2396.                                  &dmin, &next_block, 0, 0);
2397.                 }
2398.                 if(!best_s.mb_intra && s->flags2&CODEC_FLAG2_SKIP_RD){
                          ^
2399.                     int coded=0;
2400.                     for(i=0; i<6; i++)
