commit 37c190948f2b51bf5cef0099a4a7033b4b006df6
author Jingning Han <jingning@google.com> Wed Mar 14 15:27:45 2018 -0700
committer Jingning Han <jingning@google.com> Thu Mar 15 02:53:31 2018 +0000
tree 6b496b6dea2535be429677f94c24860275683155
parent d52bf1417a70b943d44050dcaa8a41e695b6f758

Fix ref_frame_side reset

Initialize ref_frame_size with value 0 instead of -1. This reverts
unintended mask value change that caused skipping storing mvs from
certain reference frames. It brings back ~1% compression
performance gains.

BUG=aomedia:1586

Change-Id: I5b02f35bba5bc92d01017190d57436f378767abe

av1/common/mvref_common.c

diff --git a/av1/common/mvref_common.c b/av1/common/mvref_common.c
index 585b701..b34611c 100644
--- a/av1/common/mvref_common.c
+++ b/av1/common/mvref_common.c
@@ -1206,7 +1206,7 @@
 }
 
 void av1_setup_motion_field(AV1_COMMON *cm) {
-  memset(cm->ref_frame_side, -1, sizeof(cm->ref_frame_side));
+  memset(cm->ref_frame_side, 0, sizeof(cm->ref_frame_side));
   if (!cm->seq_params.enable_order_hint || cm->error_resilient_mode) return;
 
   TPL_MV_REF *tpl_mvs_base = cm->tpl_mvs;