From bd41c06f185b7ec30396c273cd12b4b95850a323 Mon Sep 17 00:00:00 2001
From: =?utf8?q?M=C3=A5ns=20Rullg=C3=A5rd?= <mans@mansr.com>
Date: Mon, 10 Aug 2009 01:27:27 +0000
Subject: [PATCH] Define INFINITIY and NAN in mathematics.h if missing

Originally committed as revision 19611 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavutil/mathematics.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/libavutil/mathematics.h b/libavutil/mathematics.h
index 782efcc..cb35910 100644
--- a/libavutil/mathematics.h
+++ b/libavutil/mathematics.h
@@ -41,6 +41,12 @@
 #ifndef M_SQRT1_2
 #define M_SQRT1_2      0.70710678118654752440  /* 1/sqrt(2) */
 #endif
+#ifndef NAN
+#define NAN            (0.0/0.0)
+#endif
+#ifndef INFINITY
+#define INFINITY       (1.0/0.0)
+#endif
 
 enum AVRounding {
     AV_ROUND_ZERO     = 0, ///< Round toward zero.
-- 
2.7.4