Commit a67e654b authored by Jingning Han's avatar Jingning Han

Enforce motion search range clamp for sub8x8

This commit constrains the maximal motion search range for sub8x8
blocks to be [-1023, 1023], in the unit of full pixel.

Change-Id: I955b60649364ab410f2453cafd46a496f2fcb43e
parent d72c847f
......@@ -1781,6 +1781,9 @@ static void rd_check_segment_txsize(VP9_COMP *cpi, MACROBLOCK *x,
further_steps = (MAX_MVSEARCH_STEPS - 1) - step_param;
// adjust src pointer for this block
mi_buf_shift(x, i);
vp9_clamp_mv_min_max(x, &bsi->ref_mv->as_mv);
if (cpi->sf.search_method == HEX) {
bestsme = vp9_hex_search(x, &mvp_full.as_mv,
step_param,
......
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