diff options
Diffstat (limited to 'vp9/encoder/vp9_rd.c')
| -rw-r--r-- | vp9/encoder/vp9_rd.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/vp9/encoder/vp9_rd.c b/vp9/encoder/vp9_rd.c index ae5a01226..bbf70ead5 100644 --- a/vp9/encoder/vp9_rd.c +++ b/vp9/encoder/vp9_rd.c @@ -457,6 +457,7 @@ void vp9_mv_pred(VP9_COMP *cpi, MACROBLOCK *x, int best_sad = INT_MAX; int this_sad = INT_MAX; int max_mv = 0; + int near_same_nearest; uint8_t *src_y_ptr = x->plane[0].src.buf; uint8_t *ref_y_ptr; const int num_mv_refs = MAX_MV_REF_CANDIDATES + @@ -469,23 +470,27 @@ void vp9_mv_pred(VP9_COMP *cpi, MACROBLOCK *x, pred_mv[2] = x->pred_mv[ref_frame]; assert(num_mv_refs <= (int)(sizeof(pred_mv) / sizeof(pred_mv[0]))); + near_same_nearest = + mbmi->ref_mvs[ref_frame][0].as_int == mbmi->ref_mvs[ref_frame][1].as_int; // Get the sad for each candidate reference mv. for (i = 0; i < num_mv_refs; ++i) { const MV *this_mv = &pred_mv[i]; + int fp_row, fp_col; - max_mv = MAX(max_mv, MAX(abs(this_mv->row), abs(this_mv->col)) >> 3); - if (is_zero_mv(this_mv) && zero_seen) + if (i == 1 && near_same_nearest) continue; + fp_row = (this_mv->row + 3 + (this_mv->row >= 0)) >> 3; + fp_col = (this_mv->col + 3 + (this_mv->col >= 0)) >> 3; + max_mv = MAX(max_mv, MAX(abs(this_mv->row), abs(this_mv->col)) >> 3); - zero_seen |= is_zero_mv(this_mv); - - ref_y_ptr = - &ref_y_buffer[ref_y_stride * (this_mv->row >> 3) + (this_mv->col >> 3)]; + if (fp_row ==0 && fp_col == 0 && zero_seen) + continue; + zero_seen |= (fp_row ==0 && fp_col == 0); + ref_y_ptr =&ref_y_buffer[ref_y_stride * fp_row + fp_col]; // Find sad for current vector. this_sad = cpi->fn_ptr[block_size].sdf(src_y_ptr, x->plane[0].src.stride, ref_y_ptr, ref_y_stride); - // Note if it is the best so far. if (this_sad < best_sad) { best_sad = this_sad; |