static int ff_estimate_motion_b(MpegEncContext * s, int mb_x, int mb_y, int16_t (*mv_table)[2], int ref_index, int f_code) { MotionEstContext * const c= &s->me; int mx, my, dmin; int P[10][2]; const int shift= 1+s->quarter_sample; const int mot_stride = s->mb_stride; const int mot_xy = mb_y*mot_stride + mb_x; uint8_t * const mv_penalty= c->mv_penalty[f_code] + MAX_MV; int mv_scale; c->penalty_factor = get_penalty_factor(s->lambda, s->lambda2, c->avctx->me_cmp); c->sub_penalty_factor= get_penalty_factor(s->lambda, s->lambda2, c->avctx->me_sub_cmp); c->mb_penalty_factor = get_penalty_factor(s->lambda, s->lambda2, c->avctx->mb_cmp); c->current_mv_penalty= mv_penalty; get_limits(s, 16*mb_x, 16*mb_y); switch(s->me_method) { case ME_ZERO: default: no_motion_search(s, &mx, &my); dmin = 0; mx-= mb_x*16; my-= mb_y*16; break; #if 0 case ME_FULL: dmin = full_motion_search(s, &mx, &my, range, ref_picture); mx-= mb_x*16; my-= mb_y*16; break; case ME_LOG: dmin = log_motion_search(s, &mx, &my, range / 2, ref_picture); mx-= mb_x*16; my-= mb_y*16; break; case ME_PHODS: dmin = phods_motion_search(s, &mx, &my, range / 2, ref_picture); mx-= mb_x*16; my-= mb_y*16; break; #endif case ME_X1: case ME_EPZS: { P_LEFT[0] = mv_table[mot_xy - 1][0]; P_LEFT[1] = mv_table[mot_xy - 1][1]; if(P_LEFT[0] > (c->xmax<<shift)) P_LEFT[0] = (c->xmax<<shift); /* special case for first line */ if (!s->first_slice_line) { P_TOP[0] = mv_table[mot_xy - mot_stride ][0]; P_TOP[1] = mv_table[mot_xy - mot_stride ][1]; P_TOPRIGHT[0] = mv_table[mot_xy - mot_stride + 1 ][0]; P_TOPRIGHT[1] = mv_table[mot_xy - mot_stride + 1 ][1]; if(P_TOP[1] > (c->ymax<<shift)) P_TOP[1]= (c->ymax<<shift); if(P_TOPRIGHT[0] < (c->xmin<<shift)) P_TOPRIGHT[0]= (c->xmin<<shift); if(P_TOPRIGHT[1] > (c->ymax<<shift)) P_TOPRIGHT[1]= (c->ymax<<shift); P_MEDIAN[0]= mid_pred(P_LEFT[0], P_TOP[0], P_TOPRIGHT[0]); P_MEDIAN[1]= mid_pred(P_LEFT[1], P_TOP[1], P_TOPRIGHT[1]); } c->pred_x= P_LEFT[0]; c->pred_y= P_LEFT[1]; } if(mv_table == s->b_forw_mv_table){ mv_scale= (s->pb_time<<16) / (s->pp_time<<shift); }else{ mv_scale= ((s->pb_time - s->pp_time)<<16) / (s->pp_time<<shift); } dmin = ff_epzs_motion_search(s, &mx, &my, P, 0, ref_index, s->p_mv_table, mv_scale, 0, 16); break; } dmin= c->sub_motion_search(s, &mx, &my, dmin, 0, ref_index, 0, 16); if(c->avctx->me_sub_cmp != c->avctx->mb_cmp && !c->skip) dmin= get_mb_score(s, mx, my, 0, ref_index); //printf("%d %d %d %d//", s->mb_x, s->mb_y, mx, my); // s->mb_type[mb_y*s->mb_width + mb_x]= mb_type; mv_table[mot_xy][0]= mx; mv_table[mot_xy][1]= my; return dmin; }