From 5ffe5a90e7553c20f40dcb1ae372579a941280cb Mon Sep 17 00:00:00 2001
From: Eric Petit <titer@videolan.org>
Date: Mon, 16 Aug 2004 08:52:05 +0000
Subject: [PATCH]  OS X is missing exp2f()

git-svn-id: svn://svn.videolan.org/x264/trunk@31 df754926-b1dd-0310-bc7b-ec298dee348c
---
 encoder/ratecontrol.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/encoder/ratecontrol.c b/encoder/ratecontrol.c
index 9e0c8a43..e2ce4d49 100644
--- a/encoder/ratecontrol.c
+++ b/encoder/ratecontrol.c
@@ -35,6 +35,10 @@
 
 #define DEBUG_RC 0
 
+#ifdef SYS_MACOSX
+#define exp2f(x) ( (float) exp2( (x) ) )
+#endif
+
 struct x264_ratecontrol_t
 {
     /* constants */
-- 
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