From: Deb Mukherjee <debargha@google.com>
Date: Mon, 11 Mar 2013 15:49:14 +0000 (-0700)
Subject: Minor optimization in mv entropy adaptation
X-Git-Tag: v1.3.0~1151^2~70^2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=f74c55eb038a861ed641841dbc9a56e6f3253d19;p=libvpx

Minor optimization in mv entropy adaptation

Adds a check to exit from the increment_nmv_count function when the
increment is 0.

Change-Id: I99c1e342d351f7800e23590f9c2419881bf1d708
---

diff --git a/vp9/common/vp9_entropymv.c b/vp9/common/vp9_entropymv.c
index 185cc9a09..85f93085c 100644
--- a/vp9/common/vp9_entropymv.c
+++ b/vp9/common/vp9_entropymv.c
@@ -138,6 +138,7 @@ static void increment_nmv_component(int v,
                                     int incr,
                                     int usehp) {
   int s, z, c, o, d, e, f;
+  if (!incr) return;
   assert (v != 0);            /* should not be zero */
   s = v < 0;
   mvcomp->sign[s] += incr;