From: Michael Niedermayer <michaelni@gmx.at>
Date: Sat, 9 Feb 2008 14:45:36 +0000 (+0000)
Subject: assert() and note about odd len.
X-Git-Tag: android-x86-4.4-r1~33713
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=a4195e68b6d057fb047ef5ae9b7a76377c58ad62;p=android-x86%2Fexternal-ffmpeg.git

assert() and note about odd len.

Originally committed as revision 11884 to svn://svn.ffmpeg.org/ffmpeg/trunk
---

diff --git a/libavcodec/flacenc.c b/libavcodec/flacenc.c
index 4f273b7e04..469b46115c 100644
--- a/libavcodec/flacenc.c
+++ b/libavcodec/flacenc.c
@@ -593,6 +593,9 @@ static void apply_welch_window(const int32_t *data, int len, double *w_data)
     double w;
     double c;
 
+    assert(!(len&1)); //the optimization in r11881 does not support odd len
+                      //if someone wants odd len extend the change in r11881
+
     n2 = (len >> 1);
     c = 2.0 / (len - 1.0);