Modified mv prediction.
Modified the mv_pred() fuunction that chooses a centre point from which to start step searches to use the top candidate vectors chosen previously. Some gains (mainly on HD and tested with SB off). Std_hd 0.874%, YT-hd 0.174%, YT 0.05%, Derf 0.036% Change-Id: Ie232284f561838b8ecee0e28dcbb07a9cd46cf56
Showing with 84 additions and 270 deletions