From b9f60bd8fdc3b1de67d0ee061b24ea0dcd135bd0 Mon Sep 17 00:00:00 2001
From: Alex Converse <alex.converse@gmail.com>
Date: Fri, 9 Apr 2010 23:29:47 +0000
Subject: [PATCH] Add M_SQRT2 to the constants in mathematics.h.

Originally committed as revision 22825 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavutil/mathematics.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libavutil/mathematics.h b/libavutil/mathematics.h
index 3b783db832..e198aef8cb 100644
--- a/libavutil/mathematics.h
+++ b/libavutil/mathematics.h
@@ -44,6 +44,9 @@
 #ifndef M_SQRT1_2
 #define M_SQRT1_2      0.70710678118654752440  /* 1/sqrt(2) */
 #endif
+#ifndef M_SQRT2
+#define M_SQRT2        1.41421356237309504880  /* sqrt(2) */
+#endif
 #ifndef NAN
 #define NAN            (0.0/0.0)
 #endif