libavcodec/motion_est.c:1897: error: Uninitialized Value
  The value read from score[_] was never initialized.

libavcodec/motion_est.c:1897:29: 
1895.                     for(j=0; j<fcode && j<8; j++){
1896.                         if(s->pict_type==AV_PICTURE_TYPE_B || s->current_picture.mc_mb_var[xy] < s->current_picture.mb_var[xy])
1897.                             score[j]-= 170;
                                  ^
1898.                     }
1899.                 }

int ff_get_best_fcode(MpegEncContext * s, int16_t (*mv_table)[2], int type)
{
    if(s->me_method>=ME_EPZS){
        int score[8];
        int i, y, range= s->avctx->me_range ? s->avctx->me_range : (INT_MAX/2);
        uint8_t * fcode_tab= s->fcode_tab;
        int best_fcode=-1;
        int best_score=-10000000;
        if(s->msmpeg4_version)
            range= FFMIN(range, 16);
        else if(s->codec_id == CODEC_ID_MPEG2VIDEO && s->avctx->strict_std_compliance >= FF_COMPLIANCE_NORMAL)
            range= FFMIN(range, 256);
        for(i=0; i<8; i++) score[i]= s->mb_num*(8-i);
        for(y=0; y<s->mb_height; y++){
            int x;
            int xy= y*s->mb_stride;
            for(x=0; x<s->mb_width; x++){
                if(s->mb_type[xy] & type){
                    int mx= mv_table[xy][0];
                    int my= mv_table[xy][1];
                    int fcode= FFMAX(fcode_tab[mx + MAX_MV],
                                     fcode_tab[my + MAX_MV]);
                    int j;
                        if(mx >= range || mx < -range ||
                           my >= range || my < -range)
                            continue;
                    for(j=0; j<fcode && j<8; j++){
                        if(s->pict_type==AV_PICTURE_TYPE_B || s->current_picture.mc_mb_var[xy] < s->current_picture.mb_var[xy])
                            score[j]-= 170;
                    }
                }
                xy++;
            }
        }
        for(i=1; i<8; i++){
            if(score[i] > best_score){
                best_score= score[i];
                best_fcode= i;
            }
        }
        return best_fcode;
    }else{
        return 1;
    }
}
['int ff_get_best_fcode(MpegEncContext * s, int16_t (*mv_table)[2], int type)\n{\n    if(s->me_method>=ME_EPZS){\n        int score[8];\n        int i, y, range= s->avctx->me_range ? s->avctx->me_range : (INT_MAX/2);\n        uint8_t * fcode_tab= s->fcode_tab;\n        int best_fcode=-1;\n        int best_score=-10000000;\n        if(s->msmpeg4_version)\n            range= FFMIN(range, 16);\n        else if(s->codec_id == CODEC_ID_MPEG2VIDEO && s->avctx->strict_std_compliance >= FF_COMPLIANCE_NORMAL)\n            range= FFMIN(range, 256);\n        for(i=0; i<8; i++) score[i]= s->mb_num*(8-i);\n        for(y=0; y<s->mb_height; y++){\n            int x;\n            int xy= y*s->mb_stride;\n            for(x=0; x<s->mb_width; x++){\n                if(s->mb_type[xy] & type){\n                    int mx= mv_table[xy][0];\n                    int my= mv_table[xy][1];\n                    int fcode= FFMAX(fcode_tab[mx + MAX_MV],\n                                     fcode_tab[my + MAX_MV]);\n                    int j;\n                        if(mx >= range || mx < -range ||\n                           my >= range || my < -range)\n                            continue;\n                    for(j=0; j<fcode && j<8; j++){\n                        if(s->pict_type==AV_PICTURE_TYPE_B || s->current_picture.mc_mb_var[xy] < s->current_picture.mb_var[xy])\n                            score[j]-= 170;\n                    }\n                }\n                xy++;\n            }\n        }\n        for(i=1; i<8; i++){\n            if(score[i] > best_score){\n                best_score= score[i];\n                best_fcode= i;\n            }\n        }\n        return best_fcode;\n    }else{\n        return 1;\n    }\n}']