From 360c25c6198e7aaa3a9f0ad611d99f94a1ea6347 Mon Sep 17 00:00:00 2001
From: Min Chen <[email protected]>
Date: Wed, 28 Jun 2017 11:54:05 -0500
Subject: [PATCH] fix build error on VS2008 ( ambiguous on pow() )
---
source/encoder/slicetype.cpp | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/source/encoder/slicetype.cpp b/source/encoder/slicetype.cpp
index b013335..d7638a4 100644
--- a/source/encoder/slicetype.cpp
+++ b/source/encoder/slicetype.cpp
@@ -1819,7 +1819,8 @@ void Lookahead::calcMotionAdaptiveQuantFrame(Lowres
**frames, int p0, int p1, in
MV *mvs = frames[b]->lowresMvs[list][listDist[list]];
int32_t x = mvs[cuIndex].x;
int32_t y = mvs[cuIndex].y;
- displacement += sqrt(pow(abs(x), 2) + pow(abs(y), 2));
+ // NOTE: the dynamic range of abs(x) and abs(y) is 15-bits
+ displacement += sqrt((double)(abs(x) * abs(x)) +
(double)(abs(y) * abs(y)));
}
else
displacement += 0.0;
--
1.7.9.msysgit.0
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