static av_always_inline int cmp(MpegEncContext *s, const int x, const int y, const int subx, const int suby,
                      const int size, const int h, int ref_index, int src_index,
                      me_cmp_func cmp_func, me_cmp_func chroma_cmp_func, const int flags){
    MotionEstContext * const c= &s->me;
    const int stride= c->stride;
    const int uvstride= c->uvstride;
    const int qpel= flags&FLAG_QPEL;
    const int chroma= flags&FLAG_CHROMA;
    const int dxy= subx + (suby<<(1+qpel));
    const int hx= subx + (x<<(1+qpel));
    const int hy= suby + (y<<(1+qpel));
    uint8_t * const * const ref= c->ref[ref_index];
    uint8_t * const * const src= c->src[src_index];
    int d;
    if(flags&FLAG_DIRECT){
        assert(x >= c->xmin && hx <= c->xmax<<(qpel+1) && y >= c->ymin && hy <= c->ymax<<(qpel+1));
        if(x >= c->xmin && hx <= c->xmax<<(qpel+1) && y >= c->ymin && hy <= c->ymax<<(qpel+1)){
            const int time_pp= s->pp_time;
            const int time_pb= s->pb_time;
            const int mask= 2*qpel+1;
            if(s->mv_type==MV_TYPE_8X8){
                int i;
                for(i=0; i<4; i++){
                    int fx = c->direct_basis_mv[i][0] + hx;
                    int fy = c->direct_basis_mv[i][1] + hy;
                    int bx = hx ? fx - c->co_located_mv[i][0] : c->co_located_mv[i][0]*(time_pb - time_pp)/time_pp + ((i &1)<<(qpel+4));
                    int by = hy ? fy - c->co_located_mv[i][1] : c->co_located_mv[i][1]*(time_pb - time_pp)/time_pp + ((i>>1)<<(qpel+4));
                    int fxy= (fx&mask) + ((fy&mask)<<(qpel+1));
                    int bxy= (bx&mask) + ((by&mask)<<(qpel+1));
                    uint8_t *dst= c->temp + 8*(i&1) + 8*stride*(i>>1);
                    if(qpel){
                        c->qpel_put[1][fxy](dst, ref[0] + (fx>>2) + (fy>>2)*stride, stride);
                        c->qpel_avg[1][bxy](dst, ref[8] + (bx>>2) + (by>>2)*stride, stride);
                    }else{
                        c->hpel_put[1][fxy](dst, ref[0] + (fx>>1) + (fy>>1)*stride, stride, 8);
                        c->hpel_avg[1][bxy](dst, ref[8] + (bx>>1) + (by>>1)*stride, stride, 8);
                    }
                }
            }else{
                int fx = c->direct_basis_mv[0][0] + hx;
                int fy = c->direct_basis_mv[0][1] + hy;
                int bx = hx ? fx - c->co_located_mv[0][0] : (c->co_located_mv[0][0]*(time_pb - time_pp)/time_pp);
                int by = hy ? fy - c->co_located_mv[0][1] : (c->co_located_mv[0][1]*(time_pb - time_pp)/time_pp);
                int fxy= (fx&mask) + ((fy&mask)<<(qpel+1));
                int bxy= (bx&mask) + ((by&mask)<<(qpel+1));
                if(qpel){
                    c->qpel_put[1][fxy](c->temp               , ref[0] + (fx>>2) + (fy>>2)*stride               , stride);
                    c->qpel_put[1][fxy](c->temp + 8           , ref[0] + (fx>>2) + (fy>>2)*stride + 8           , stride);
                    c->qpel_put[1][fxy](c->temp     + 8*stride, ref[0] + (fx>>2) + (fy>>2)*stride     + 8*stride, stride);
                    c->qpel_put[1][fxy](c->temp + 8 + 8*stride, ref[0] + (fx>>2) + (fy>>2)*stride + 8 + 8*stride, stride);
                    c->qpel_avg[1][bxy](c->temp               , ref[8] + (bx>>2) + (by>>2)*stride               , stride);
                    c->qpel_avg[1][bxy](c->temp + 8           , ref[8] + (bx>>2) + (by>>2)*stride + 8           , stride);
                    c->qpel_avg[1][bxy](c->temp     + 8*stride, ref[8] + (bx>>2) + (by>>2)*stride     + 8*stride, stride);
                    c->qpel_avg[1][bxy](c->temp + 8 + 8*stride, ref[8] + (bx>>2) + (by>>2)*stride + 8 + 8*stride, stride);
                }else{
                    assert((fx>>1) + 16*s->mb_x >= -16);
                    assert((fy>>1) + 16*s->mb_y >= -16);
                    assert((fx>>1) + 16*s->mb_x <= s->width);
                    assert((fy>>1) + 16*s->mb_y <= s->height);
                    assert((bx>>1) + 16*s->mb_x >= -16);
                    assert((by>>1) + 16*s->mb_y >= -16);
                    assert((bx>>1) + 16*s->mb_x <= s->width);
                    assert((by>>1) + 16*s->mb_y <= s->height);
                    c->hpel_put[0][fxy](c->temp, ref[0] + (fx>>1) + (fy>>1)*stride, stride, 16);
                    c->hpel_avg[0][bxy](c->temp, ref[8] + (bx>>1) + (by>>1)*stride, stride, 16);
                }
            }
            d = cmp_func(s, c->temp, src[0], stride, 16);
        }else
            d= 256*256*256*32;
    }else{
        int uvdxy;
        if(dxy){
            if(qpel){
                c->qpel_put[size][dxy](c->temp, ref[0] + x + y*stride, stride);
                if(chroma){
                    int cx= hx/2;
                    int cy= hy/2;
                    cx= (cx>>1)|(cx&1);
                    cy= (cy>>1)|(cy&1);
                    uvdxy= (cx&1) + 2*(cy&1);
                }
            }else{
                c->hpel_put[size][dxy](c->temp, ref[0] + x + y*stride, stride, h);
                if(chroma)
                    uvdxy= dxy | (x&1) | (2*(y&1));
            }
            d = cmp_func(s, c->temp, src[0], stride, h);
        }else{
            d = cmp_func(s, src[0], ref[0] + x + y*stride, stride, h);
            if(chroma)
                uvdxy= (x&1) + 2*(y&1);
        }
        if(chroma){
            uint8_t * const uvtemp= c->temp + 16*stride;
            c->hpel_put[size+1][uvdxy](uvtemp  , ref[1] + (x>>1) + (y>>1)*uvstride, uvstride, h>>1);
            c->hpel_put[size+1][uvdxy](uvtemp+8, ref[2] + (x>>1) + (y>>1)*uvstride, uvstride, h>>1);
            d += chroma_cmp_func(s, uvtemp  , src[1], uvstride, h>>1);
            d += chroma_cmp_func(s, uvtemp+8, src[2], uvstride, h>>1);
        }
    }
#if 0
    if(full_pel){
        const int index= (((y)<<ME_MAP_SHIFT) + (x))&(ME_MAP_SIZE-1);
        score_map[index]= d;
    }
    d += (c->mv_penalty[hx - c->pred_x] + c->mv_penalty[hy - c->pred_y])*c->penalty_factor;
#endif
    return d;
}
['void ff_estimate_p_frame_motion(MpegEncContext * s,\n                                int mb_x, int mb_y)\n{\n    MotionEstContext * const c= &s->me;\n    uint8_t *pix, *ppix;\n    int sum, mx, my, dmin;\n    int varc;\n    int vard;\n    int P[10][2];\n    const int shift= 1+s->quarter_sample;\n    int mb_type=0;\n    Picture * const pic= &s->current_picture;\n    init_ref(c, s->new_picture.data, s->last_picture.data, NULL, 16*mb_x, 16*mb_y, 0);\n    assert(s->quarter_sample==0 || s->quarter_sample==1);\n    assert(s->linesize == c->stride);\n    assert(s->uvlinesize == c->uvstride);\n    c->penalty_factor    = get_penalty_factor(s->lambda, s->lambda2, c->avctx->me_cmp);\n    c->sub_penalty_factor= get_penalty_factor(s->lambda, s->lambda2, c->avctx->me_sub_cmp);\n    c->mb_penalty_factor = get_penalty_factor(s->lambda, s->lambda2, c->avctx->mb_cmp);\n    c->current_mv_penalty= c->mv_penalty[s->f_code] + MAX_MV;\n    get_limits(s, 16*mb_x, 16*mb_y);\n    c->skip=0;\n    pix = c->src[0][0];\n    sum = s->dsp.pix_sum(pix, s->linesize);\n    varc = s->dsp.pix_norm1(pix, s->linesize) - (((unsigned)(sum*sum))>>8) + 500;\n    pic->mb_mean[s->mb_stride * mb_y + mb_x] = (sum+128)>>8;\n    pic->mb_var [s->mb_stride * mb_y + mb_x] = (varc+128)>>8;\n    c->mb_var_sum_temp += (varc+128)>>8;\n    if(c->avctx->me_threshold){\n        vard= check_input_motion(s, mb_x, mb_y, 1);\n        if((vard+128)>>8 < c->avctx->me_threshold){\n            int p_score= FFMIN(vard, varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*100);\n            int i_score= varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*20;\n            pic->mc_mb_var[s->mb_stride * mb_y + mb_x] = (vard+128)>>8;\n            c->mc_mb_var_sum_temp += (vard+128)>>8;\n            c->scene_change_score+= ff_sqrt(p_score) - ff_sqrt(i_score);\n            return;\n        }\n        if((vard+128)>>8 < c->avctx->mb_threshold)\n            mb_type= s->mb_type[mb_x + mb_y*s->mb_stride];\n    }\n    switch(s->me_method) {\n    case ME_ZERO:\n    default:\n        no_motion_search(s, &mx, &my);\n        mx-= mb_x*16;\n        my-= mb_y*16;\n        dmin = 0;\n        break;\n#if 0\n    case ME_FULL:\n        dmin = full_motion_search(s, &mx, &my, range, ref_picture);\n        mx-= mb_x*16;\n        my-= mb_y*16;\n        break;\n    case ME_LOG:\n        dmin = log_motion_search(s, &mx, &my, range / 2, ref_picture);\n        mx-= mb_x*16;\n        my-= mb_y*16;\n        break;\n    case ME_PHODS:\n        dmin = phods_motion_search(s, &mx, &my, range / 2, ref_picture);\n        mx-= mb_x*16;\n        my-= mb_y*16;\n        break;\n#endif\n    case ME_X1:\n    case ME_EPZS:\n       {\n            const int mot_stride = s->b8_stride;\n            const int mot_xy = s->block_index[0];\n            P_LEFT[0]       = s->current_picture.motion_val[0][mot_xy - 1][0];\n            P_LEFT[1]       = s->current_picture.motion_val[0][mot_xy - 1][1];\n            if(P_LEFT[0]       > (c->xmax<<shift)) P_LEFT[0]       = (c->xmax<<shift);\n            if(!s->first_slice_line) {\n                P_TOP[0]      = s->current_picture.motion_val[0][mot_xy - mot_stride    ][0];\n                P_TOP[1]      = s->current_picture.motion_val[0][mot_xy - mot_stride    ][1];\n                P_TOPRIGHT[0] = s->current_picture.motion_val[0][mot_xy - mot_stride + 2][0];\n                P_TOPRIGHT[1] = s->current_picture.motion_val[0][mot_xy - mot_stride + 2][1];\n                if(P_TOP[1]      > (c->ymax<<shift)) P_TOP[1]     = (c->ymax<<shift);\n                if(P_TOPRIGHT[0] < (c->xmin<<shift)) P_TOPRIGHT[0]= (c->xmin<<shift);\n                if(P_TOPRIGHT[1] > (c->ymax<<shift)) P_TOPRIGHT[1]= (c->ymax<<shift);\n                P_MEDIAN[0]= mid_pred(P_LEFT[0], P_TOP[0], P_TOPRIGHT[0]);\n                P_MEDIAN[1]= mid_pred(P_LEFT[1], P_TOP[1], P_TOPRIGHT[1]);\n                if(s->out_format == FMT_H263){\n                    c->pred_x = P_MEDIAN[0];\n                    c->pred_y = P_MEDIAN[1];\n                }else {\n                    c->pred_x= P_LEFT[0];\n                    c->pred_y= P_LEFT[1];\n                }\n            }else{\n                c->pred_x= P_LEFT[0];\n                c->pred_y= P_LEFT[1];\n            }\n        }\n        dmin = ff_epzs_motion_search(s, &mx, &my, P, 0, 0, s->p_mv_table, (1<<16)>>shift, 0, 16);\n        break;\n    }\n    ppix = c->ref[0][0] + (my * s->linesize) + mx;\n    vard = s->dsp.sse[0](NULL, pix, ppix, s->linesize, 16);\n    pic->mc_mb_var[s->mb_stride * mb_y + mb_x] = (vard+128)>>8;\n    c->mc_mb_var_sum_temp += (vard+128)>>8;\n#if 0\n    printf("varc=%4d avg_var=%4d (sum=%4d) vard=%4d mx=%2d my=%2d\\n",\n           varc, s->avg_mb_var, sum, vard, mx - xx, my - yy);\n#endif\n    if(mb_type){\n        int p_score= FFMIN(vard, varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*100);\n        int i_score= varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*20;\n        c->scene_change_score+= ff_sqrt(p_score) - ff_sqrt(i_score);\n        if(mb_type == CANDIDATE_MB_TYPE_INTER){\n            c->sub_motion_search(s, &mx, &my, dmin, 0, 0, 0, 16);\n            set_p_mv_tables(s, mx, my, 1);\n        }else{\n            mx <<=shift;\n            my <<=shift;\n        }\n        if(mb_type == CANDIDATE_MB_TYPE_INTER4V){\n            h263_mv4_search(s, mx, my, shift);\n            set_p_mv_tables(s, mx, my, 0);\n        }\n        if(mb_type == CANDIDATE_MB_TYPE_INTER_I){\n            interlaced_search(s, 0, s->p_field_mv_table, s->p_field_select_table, mx, my, 1);\n        }\n    }else if(c->avctx->mb_decision > FF_MB_DECISION_SIMPLE){\n        int p_score= FFMIN(vard, varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*100);\n        int i_score= varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*20;\n        c->scene_change_score+= ff_sqrt(p_score) - ff_sqrt(i_score);\n        if (vard*2 + 200*256 > varc)\n            mb_type|= CANDIDATE_MB_TYPE_INTRA;\n        if (varc*2 + 200*256 > vard || s->qscale > 24){\n            mb_type|= CANDIDATE_MB_TYPE_INTER;\n            c->sub_motion_search(s, &mx, &my, dmin, 0, 0, 0, 16);\n            if(s->flags&CODEC_FLAG_MV0)\n                if(mx || my)\n                    mb_type |= CANDIDATE_MB_TYPE_SKIPPED;\n        }else{\n            mx <<=shift;\n            my <<=shift;\n        }\n        if((s->flags&CODEC_FLAG_4MV)\n           && !c->skip && varc>50<<8 && vard>10<<8){\n            if(h263_mv4_search(s, mx, my, shift) < INT_MAX)\n                mb_type|=CANDIDATE_MB_TYPE_INTER4V;\n            set_p_mv_tables(s, mx, my, 0);\n        }else\n            set_p_mv_tables(s, mx, my, 1);\n        if((s->flags&CODEC_FLAG_INTERLACED_ME)\n           && !c->skip){\n            if(interlaced_search(s, 0, s->p_field_mv_table, s->p_field_select_table, mx, my, 0) < INT_MAX)\n                mb_type |= CANDIDATE_MB_TYPE_INTER_I;\n        }\n    }else{\n        int intra_score, i;\n        mb_type= CANDIDATE_MB_TYPE_INTER;\n        dmin= c->sub_motion_search(s, &mx, &my, dmin, 0, 0, 0, 16);\n        if(c->avctx->me_sub_cmp != c->avctx->mb_cmp && !c->skip)\n            dmin= ff_get_mb_score(s, mx, my, 0, 0, 0, 16, 1);\n        if((s->flags&CODEC_FLAG_4MV)\n           && !c->skip && varc>50<<8 && vard>10<<8){\n            int dmin4= h263_mv4_search(s, mx, my, shift);\n            if(dmin4 < dmin){\n                mb_type= CANDIDATE_MB_TYPE_INTER4V;\n                dmin=dmin4;\n            }\n        }\n        if((s->flags&CODEC_FLAG_INTERLACED_ME)\n           && !c->skip){\n            int dmin_i= interlaced_search(s, 0, s->p_field_mv_table, s->p_field_select_table, mx, my, 0);\n            if(dmin_i < dmin){\n                mb_type = CANDIDATE_MB_TYPE_INTER_I;\n                dmin= dmin_i;\n            }\n        }\n        set_p_mv_tables(s, mx, my, mb_type!=CANDIDATE_MB_TYPE_INTER4V);\n        if((c->avctx->mb_cmp&0xFF)==FF_CMP_SSE){\n            intra_score= varc - 500;\n        }else{\n            int mean= (sum+128)>>8;\n            mean*= 0x01010101;\n            for(i=0; i<16; i++){\n                *(uint32_t*)(&c->scratchpad[i*s->linesize+ 0]) = mean;\n                *(uint32_t*)(&c->scratchpad[i*s->linesize+ 4]) = mean;\n                *(uint32_t*)(&c->scratchpad[i*s->linesize+ 8]) = mean;\n                *(uint32_t*)(&c->scratchpad[i*s->linesize+12]) = mean;\n            }\n            intra_score= s->dsp.mb_cmp[0](s, c->scratchpad, pix, s->linesize, 16);\n        }\n#if 0\n        if(c->avctx->mb_cmp&FF_CMP_CHROMA){\n            for(i=1; i<3; i++){\n                uint8_t *dest_c;\n                int mean;\n                if(s->out_format == FMT_H263){\n                    mean= (s->dc_val[i][mb_x + mb_y*s->b8_stride] + 4)>>3;\n                }else{\n                    mean= (s->last_dc[i] + 4)>>3;\n                }\n                dest_c = s->new_picture.data[i] + (mb_y * 8  * (s->uvlinesize)) + mb_x * 8;\n                mean*= 0x01010101;\n                for(i=0; i<8; i++){\n                    *(uint32_t*)(&c->scratchpad[i*s->uvlinesize+ 0]) = mean;\n                    *(uint32_t*)(&c->scratchpad[i*s->uvlinesize+ 4]) = mean;\n                }\n                intra_score+= s->dsp.mb_cmp[1](s, c->scratchpad, dest_c, s->uvlinesize);\n            }\n        }\n#endif\n        intra_score += c->mb_penalty_factor*16;\n        if(intra_score < dmin){\n            mb_type= CANDIDATE_MB_TYPE_INTRA;\n            s->current_picture.mb_type[mb_y*s->mb_stride + mb_x]= CANDIDATE_MB_TYPE_INTRA;\n        }else\n            s->current_picture.mb_type[mb_y*s->mb_stride + mb_x]= 0;\n        {\n            int p_score= FFMIN(vard, varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*100);\n            int i_score= varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*20;\n            c->scene_change_score+= ff_sqrt(p_score) - ff_sqrt(i_score);\n        }\n    }\n    s->mb_type[mb_y*s->mb_stride + mb_x]= mb_type;\n}', 'inline int ff_epzs_motion_search(MpegEncContext * s, int *mx_ptr, int *my_ptr,\n                             int P[10][2], int src_index, int ref_index, int16_t (*last_mv)[2],\n                             int ref_mv_scale, int size, int h)\n{\n    MotionEstContext * const c= &s->me;\n    if(c->flags==0 && h==16 && size==0){\n        return epzs_motion_search_internal(s, mx_ptr, my_ptr, P, src_index, ref_index, last_mv, ref_mv_scale, 0, 0, 16);\n    }else{\n        return epzs_motion_search_internal(s, mx_ptr, my_ptr, P, src_index, ref_index, last_mv, ref_mv_scale, c->flags, size, h);\n    }\n}', 'static av_always_inline int epzs_motion_search_internal(MpegEncContext * s, int *mx_ptr, int *my_ptr,\n                             int P[10][2], int src_index, int ref_index, int16_t (*last_mv)[2],\n                             int ref_mv_scale, int flags, int size, int h)\n{\n    MotionEstContext * const c= &s->me;\n    int best[2]={0, 0};\n    int d;\n    int dmin;\n    int map_generation;\n    int penalty_factor;\n    const int ref_mv_stride= s->mb_stride;\n    const int ref_mv_xy= s->mb_x + s->mb_y*ref_mv_stride;\n    me_cmp_func cmpf, chroma_cmpf;\n    LOAD_COMMON\n    LOAD_COMMON2\n    if(c->pre_pass){\n        penalty_factor= c->pre_penalty_factor;\n        cmpf= s->dsp.me_pre_cmp[size];\n        chroma_cmpf= s->dsp.me_pre_cmp[size+1];\n    }else{\n        penalty_factor= c->penalty_factor;\n        cmpf= s->dsp.me_cmp[size];\n        chroma_cmpf= s->dsp.me_cmp[size+1];\n    }\n    map_generation= update_map_generation(c);\n    assert(cmpf);\n    dmin= cmp(s, 0, 0, 0, 0, size, h, ref_index, src_index, cmpf, chroma_cmpf, flags);\n    map[0]= map_generation;\n    score_map[0]= dmin;\n    if((s->pict_type == FF_B_TYPE && !(c->flags & FLAG_DIRECT)) || s->flags&CODEC_FLAG_MV0)\n        dmin += (mv_penalty[pred_x] + mv_penalty[pred_y])*penalty_factor;\n    if (s->first_slice_line) {\n        CHECK_MV(P_LEFT[0]>>shift, P_LEFT[1]>>shift)\n        CHECK_CLIPPED_MV((last_mv[ref_mv_xy][0]*ref_mv_scale + (1<<15))>>16,\n                        (last_mv[ref_mv_xy][1]*ref_mv_scale + (1<<15))>>16)\n    }else{\n        if(dmin<((h*h*s->avctx->mv0_threshold)>>8)\n                    && ( P_LEFT[0]    |P_LEFT[1]\n                        |P_TOP[0]     |P_TOP[1]\n                        |P_TOPRIGHT[0]|P_TOPRIGHT[1])==0){\n            *mx_ptr= 0;\n            *my_ptr= 0;\n            c->skip=1;\n            return dmin;\n        }\n        CHECK_MV(    P_MEDIAN[0] >>shift ,    P_MEDIAN[1] >>shift)\n        CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift)  , (P_MEDIAN[1]>>shift)-1)\n        CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift)  , (P_MEDIAN[1]>>shift)+1)\n        CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift)-1, (P_MEDIAN[1]>>shift)  )\n        CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift)+1, (P_MEDIAN[1]>>shift)  )\n        CHECK_CLIPPED_MV((last_mv[ref_mv_xy][0]*ref_mv_scale + (1<<15))>>16,\n                        (last_mv[ref_mv_xy][1]*ref_mv_scale + (1<<15))>>16)\n        CHECK_MV(P_LEFT[0]    >>shift, P_LEFT[1]    >>shift)\n        CHECK_MV(P_TOP[0]     >>shift, P_TOP[1]     >>shift)\n        CHECK_MV(P_TOPRIGHT[0]>>shift, P_TOPRIGHT[1]>>shift)\n    }\n    if(dmin>h*h*4){\n        if(c->pre_pass){\n            CHECK_CLIPPED_MV((last_mv[ref_mv_xy-1][0]*ref_mv_scale + (1<<15))>>16,\n                            (last_mv[ref_mv_xy-1][1]*ref_mv_scale + (1<<15))>>16)\n            if(!s->first_slice_line)\n                CHECK_CLIPPED_MV((last_mv[ref_mv_xy-ref_mv_stride][0]*ref_mv_scale + (1<<15))>>16,\n                                (last_mv[ref_mv_xy-ref_mv_stride][1]*ref_mv_scale + (1<<15))>>16)\n        }else{\n            CHECK_CLIPPED_MV((last_mv[ref_mv_xy+1][0]*ref_mv_scale + (1<<15))>>16,\n                            (last_mv[ref_mv_xy+1][1]*ref_mv_scale + (1<<15))>>16)\n            if(s->mb_y+1<s->end_mb_y)\n                CHECK_CLIPPED_MV((last_mv[ref_mv_xy+ref_mv_stride][0]*ref_mv_scale + (1<<15))>>16,\n                                (last_mv[ref_mv_xy+ref_mv_stride][1]*ref_mv_scale + (1<<15))>>16)\n        }\n    }\n    if(c->avctx->last_predictor_count){\n        const int count= c->avctx->last_predictor_count;\n        const int xstart= FFMAX(0, s->mb_x - count);\n        const int ystart= FFMAX(0, s->mb_y - count);\n        const int xend= FFMIN(s->mb_width , s->mb_x + count + 1);\n        const int yend= FFMIN(s->mb_height, s->mb_y + count + 1);\n        int mb_y;\n        for(mb_y=ystart; mb_y<yend; mb_y++){\n            int mb_x;\n            for(mb_x=xstart; mb_x<xend; mb_x++){\n                const int xy= mb_x + 1 + (mb_y + 1)*ref_mv_stride;\n                int mx= (last_mv[xy][0]*ref_mv_scale + (1<<15))>>16;\n                int my= (last_mv[xy][1]*ref_mv_scale + (1<<15))>>16;\n                if(mx>xmax || mx<xmin || my>ymax || my<ymin) continue;\n                CHECK_MV(mx,my)\n            }\n        }\n    }\n    dmin= diamond_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags);\n    *mx_ptr= best[0];\n    *my_ptr= best[1];\n    return dmin;\n}', 'static av_always_inline int cmp(MpegEncContext *s, const int x, const int y, const int subx, const int suby,\n                      const int size, const int h, int ref_index, int src_index,\n                      me_cmp_func cmp_func, me_cmp_func chroma_cmp_func, const int flags){\n    MotionEstContext * const c= &s->me;\n    const int stride= c->stride;\n    const int uvstride= c->uvstride;\n    const int qpel= flags&FLAG_QPEL;\n    const int chroma= flags&FLAG_CHROMA;\n    const int dxy= subx + (suby<<(1+qpel));\n    const int hx= subx + (x<<(1+qpel));\n    const int hy= suby + (y<<(1+qpel));\n    uint8_t * const * const ref= c->ref[ref_index];\n    uint8_t * const * const src= c->src[src_index];\n    int d;\n    if(flags&FLAG_DIRECT){\n        assert(x >= c->xmin && hx <= c->xmax<<(qpel+1) && y >= c->ymin && hy <= c->ymax<<(qpel+1));\n        if(x >= c->xmin && hx <= c->xmax<<(qpel+1) && y >= c->ymin && hy <= c->ymax<<(qpel+1)){\n            const int time_pp= s->pp_time;\n            const int time_pb= s->pb_time;\n            const int mask= 2*qpel+1;\n            if(s->mv_type==MV_TYPE_8X8){\n                int i;\n                for(i=0; i<4; i++){\n                    int fx = c->direct_basis_mv[i][0] + hx;\n                    int fy = c->direct_basis_mv[i][1] + hy;\n                    int bx = hx ? fx - c->co_located_mv[i][0] : c->co_located_mv[i][0]*(time_pb - time_pp)/time_pp + ((i &1)<<(qpel+4));\n                    int by = hy ? fy - c->co_located_mv[i][1] : c->co_located_mv[i][1]*(time_pb - time_pp)/time_pp + ((i>>1)<<(qpel+4));\n                    int fxy= (fx&mask) + ((fy&mask)<<(qpel+1));\n                    int bxy= (bx&mask) + ((by&mask)<<(qpel+1));\n                    uint8_t *dst= c->temp + 8*(i&1) + 8*stride*(i>>1);\n                    if(qpel){\n                        c->qpel_put[1][fxy](dst, ref[0] + (fx>>2) + (fy>>2)*stride, stride);\n                        c->qpel_avg[1][bxy](dst, ref[8] + (bx>>2) + (by>>2)*stride, stride);\n                    }else{\n                        c->hpel_put[1][fxy](dst, ref[0] + (fx>>1) + (fy>>1)*stride, stride, 8);\n                        c->hpel_avg[1][bxy](dst, ref[8] + (bx>>1) + (by>>1)*stride, stride, 8);\n                    }\n                }\n            }else{\n                int fx = c->direct_basis_mv[0][0] + hx;\n                int fy = c->direct_basis_mv[0][1] + hy;\n                int bx = hx ? fx - c->co_located_mv[0][0] : (c->co_located_mv[0][0]*(time_pb - time_pp)/time_pp);\n                int by = hy ? fy - c->co_located_mv[0][1] : (c->co_located_mv[0][1]*(time_pb - time_pp)/time_pp);\n                int fxy= (fx&mask) + ((fy&mask)<<(qpel+1));\n                int bxy= (bx&mask) + ((by&mask)<<(qpel+1));\n                if(qpel){\n                    c->qpel_put[1][fxy](c->temp               , ref[0] + (fx>>2) + (fy>>2)*stride               , stride);\n                    c->qpel_put[1][fxy](c->temp + 8           , ref[0] + (fx>>2) + (fy>>2)*stride + 8           , stride);\n                    c->qpel_put[1][fxy](c->temp     + 8*stride, ref[0] + (fx>>2) + (fy>>2)*stride     + 8*stride, stride);\n                    c->qpel_put[1][fxy](c->temp + 8 + 8*stride, ref[0] + (fx>>2) + (fy>>2)*stride + 8 + 8*stride, stride);\n                    c->qpel_avg[1][bxy](c->temp               , ref[8] + (bx>>2) + (by>>2)*stride               , stride);\n                    c->qpel_avg[1][bxy](c->temp + 8           , ref[8] + (bx>>2) + (by>>2)*stride + 8           , stride);\n                    c->qpel_avg[1][bxy](c->temp     + 8*stride, ref[8] + (bx>>2) + (by>>2)*stride     + 8*stride, stride);\n                    c->qpel_avg[1][bxy](c->temp + 8 + 8*stride, ref[8] + (bx>>2) + (by>>2)*stride + 8 + 8*stride, stride);\n                }else{\n                    assert((fx>>1) + 16*s->mb_x >= -16);\n                    assert((fy>>1) + 16*s->mb_y >= -16);\n                    assert((fx>>1) + 16*s->mb_x <= s->width);\n                    assert((fy>>1) + 16*s->mb_y <= s->height);\n                    assert((bx>>1) + 16*s->mb_x >= -16);\n                    assert((by>>1) + 16*s->mb_y >= -16);\n                    assert((bx>>1) + 16*s->mb_x <= s->width);\n                    assert((by>>1) + 16*s->mb_y <= s->height);\n                    c->hpel_put[0][fxy](c->temp, ref[0] + (fx>>1) + (fy>>1)*stride, stride, 16);\n                    c->hpel_avg[0][bxy](c->temp, ref[8] + (bx>>1) + (by>>1)*stride, stride, 16);\n                }\n            }\n            d = cmp_func(s, c->temp, src[0], stride, 16);\n        }else\n            d= 256*256*256*32;\n    }else{\n        int uvdxy;\n        if(dxy){\n            if(qpel){\n                c->qpel_put[size][dxy](c->temp, ref[0] + x + y*stride, stride);\n                if(chroma){\n                    int cx= hx/2;\n                    int cy= hy/2;\n                    cx= (cx>>1)|(cx&1);\n                    cy= (cy>>1)|(cy&1);\n                    uvdxy= (cx&1) + 2*(cy&1);\n                }\n            }else{\n                c->hpel_put[size][dxy](c->temp, ref[0] + x + y*stride, stride, h);\n                if(chroma)\n                    uvdxy= dxy | (x&1) | (2*(y&1));\n            }\n            d = cmp_func(s, c->temp, src[0], stride, h);\n        }else{\n            d = cmp_func(s, src[0], ref[0] + x + y*stride, stride, h);\n            if(chroma)\n                uvdxy= (x&1) + 2*(y&1);\n        }\n        if(chroma){\n            uint8_t * const uvtemp= c->temp + 16*stride;\n            c->hpel_put[size+1][uvdxy](uvtemp  , ref[1] + (x>>1) + (y>>1)*uvstride, uvstride, h>>1);\n            c->hpel_put[size+1][uvdxy](uvtemp+8, ref[2] + (x>>1) + (y>>1)*uvstride, uvstride, h>>1);\n            d += chroma_cmp_func(s, uvtemp  , src[1], uvstride, h>>1);\n            d += chroma_cmp_func(s, uvtemp+8, src[2], uvstride, h>>1);\n        }\n    }\n#if 0\n    if(full_pel){\n        const int index= (((y)<<ME_MAP_SHIFT) + (x))&(ME_MAP_SIZE-1);\n        score_map[index]= d;\n    }\n    d += (c->mv_penalty[hx - c->pred_x] + c->mv_penalty[hy - c->pred_y])*c->penalty_factor;\n#endif\n    return d;\n}']