if (v->field_mode && v->ref_field_type[dir])
srcY += s->current_picture_ptr->f->linesize[0];
- if (fieldmv && !(src_y & 1))
- v_edge_pos--;
- if (fieldmv && (src_y & 1) && src_y < 4)
- src_y--;
+ if (fieldmv) {
+ if (!(src_y & 1))
+ v_edge_pos--;
+ else
+ src_y -= (src_y < 4);
+ }
if (v->rangeredfrm || use_ic
|| s->h_edge_pos < 13 || v_edge_pos < 23
|| (unsigned)(src_x - s->mspel) > s->h_edge_pos - (mx & 3) - 8 - s->mspel * 2
uvmx_field[i] = (uvmx_field[i] & 3) << 1;
uvmy_field[i] = (uvmy_field[i] & 3) << 1;
- if (fieldmv && !(uvsrc_y & 1))
- v_edge_pos = (s->v_edge_pos >> 1) - 1;
-
- if (fieldmv && (uvsrc_y & 1) && uvsrc_y < 2)
- uvsrc_y--;
+ if (fieldmv) {
+ if (!(uvsrc_y & 1))
+ v_edge_pos = (s->v_edge_pos >> 1) - 1;
+ else
+ uvsrc_y -= (uvsrc_y < 2);
+ }
if (use_ic
|| s->h_edge_pos < 10 || v_edge_pos < (5 << fieldmv)
|| (unsigned)uvsrc_x > (s->h_edge_pos >> 1) - 5