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Fix inter cost in bipred
The cost of coding MV ref indices and MV direction was added to bitcost but not inter cost. Fixed by adding the extra bits to inter as well.
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@ -1579,14 +1579,16 @@ static void search_pu_inter(encoder_state_t * const state,
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cost += calc_mvd(state, merge_cand[i].mv[0][0], merge_cand[i].mv[0][1], 0, mv_cand, merge_cand, 0, ref_idx, &bitcost[0]);
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cost += calc_mvd(state, merge_cand[i].mv[0][0], merge_cand[i].mv[0][1], 0, mv_cand, merge_cand, 0, ref_idx, &bitcost[0]);
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cost += calc_mvd(state, merge_cand[i].mv[1][0], merge_cand[i].mv[1][1], 0, mv_cand, merge_cand, 0, ref_idx, &bitcost[1]);
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cost += calc_mvd(state, merge_cand[i].mv[1][0], merge_cand[i].mv[1][1], 0, mv_cand, merge_cand, 0, ref_idx, &bitcost[1]);
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const uint8_t mv_ref_coded[2] = {
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state->frame->refmap[merge_cand[i].ref[0]].idx,
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state->frame->refmap[merge_cand[j].ref[1]].idx
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};
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const int extra_bits = mv_ref_coded[0] + mv_ref_coded[1] + 2 /* mv dir cost */;
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cost += state->lambda_sqrt * extra_bits + 0.5;
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if (cost < *inter_cost) {
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if (cost < *inter_cost) {
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cur_cu->inter.mv_dir = 3;
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cur_cu->inter.mv_dir = 3;
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uint8_t mv_ref_coded[2] = {
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state->frame->refmap[merge_cand[i].ref[0]].idx,
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state->frame->refmap[merge_cand[j].ref[1]].idx
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};
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cur_cu->inter.mv_ref[0] = merge_cand[i].ref[0];
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cur_cu->inter.mv_ref[0] = merge_cand[i].ref[0];
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cur_cu->inter.mv_ref[1] = merge_cand[j].ref[1];
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cur_cu->inter.mv_ref[1] = merge_cand[j].ref[1];
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@ -1634,8 +1636,9 @@ static void search_pu_inter(encoder_state_t * const state,
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}
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}
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CU_SET_MV_CAND(cur_cu, reflist, cu_mv_cand);
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CU_SET_MV_CAND(cur_cu, reflist, cu_mv_cand);
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}
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}
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*inter_cost = cost;
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*inter_cost = cost;
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*inter_bitcost = bitcost[0] + bitcost[1] + cur_cu->inter.mv_dir - 1 + mv_ref_coded[0] + mv_ref_coded[1];
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*inter_bitcost = bitcost[0] + bitcost[1] + extra_bits;
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}
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}
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}
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}
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}
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}
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