From f51fb686de61215dfaea5ff7654a12bf528791b7 Mon Sep 17 00:00:00 2001
From: Ramiro Polla <ramiro.polla@gmail.com>
Date: Thu, 13 Aug 2009 18:47:13 +0000
Subject: Introduce av_clip_uint16().

Originally committed as revision 19636 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavutil/common.h | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'libavutil')

diff --git a/libavutil/common.h b/libavutil/common.h
index 47666ab20a..9fac1c0aa4 100644
--- a/libavutil/common.h
+++ b/libavutil/common.h
@@ -189,6 +189,17 @@ static inline av_const uint8_t av_clip_uint8(int a)
     else          return a;
 }
 
+/**
+ * Clips a signed integer value into the 0-65535 range.
+ * @param a value to clip
+ * @return clipped value
+ */
+static inline av_const uint16_t av_clip_uint16(int a)
+{
+    if (a&(~65535)) return (-a)>>31;
+    else            return a;
+}
+
 /**
  * Clips a signed integer value into the -32768,32767 range.
  * @param a value to clip
-- 
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