From: Vitor Sessak <vitor1001@gmail.com>
Date: Mon, 23 Jun 2008 20:12:12 +0000 (+0000)
Subject: Add doxy comment
X-Git-Tag: v0.5~4001
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=89a2713e660688175a40ce93e470b24421d27682;p=platform%2Fupstream%2Flibav.git

Add doxy comment

Originally committed as revision 13917 to svn://svn.ffmpeg.org/ffmpeg/trunk
---

diff --git a/libavcodec/ra144.c b/libavcodec/ra144.c
index bf12669..fb31714 100644
--- a/libavcodec/ra144.c
+++ b/libavcodec/ra144.c
@@ -136,6 +136,13 @@ static void add_wav(int n, int skip_first, int *m, const int16_t *s1,
         dest[i] = ((*(s1++))*v[0] + (*(s2++))*v[1] + (*(s3++))*v[2]) >> 12;
 }
 
+/**
+ * LPC Filter. Each output value is predicted from the 10 previous computed
+ * ones. It overwrites the input with the output.
+ *
+ * @param in the input of the filter. It should be an array of size len + 10.
+ * The 10 first input values are used to evaluate the first filtered one.
+ */
 static void lpc_filter(const int16_t *lpc_coefs, uint16_t *in, int len)
 {
     int x, i;