[FFmpeg-cvslog] alsa: add missing header

[Anton Khirnov]

ffmpeg | branch: master | Anton Khirnov <anton at khirnov.net> | Thu Sep  1 16:31:02 2011 +0200| [4d77d57d20e5ccabd92603e5a5f20c192f1e1675] | committer: Anton Khirnov

alsa: add missing header

Fixes compile with next lavc major.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=4d77d57d20e5ccabd92603e5a5f20c192f1e1675
---

 libavdevice/alsa-audio-common.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/libavdevice/alsa-audio-common.c b/libavdevice/alsa-audio-common.c
index 126695f..a0662f6 100644
--- a/libavdevice/alsa-audio-common.c
+++ b/libavdevice/alsa-audio-common.c
@@ -31,6 +31,7 @@
 #include <alsa/asoundlib.h>
 #include "libavformat/avformat.h"
 #include "libavutil/avassert.h"
+#include "libavutil/audioconvert.h"
 
 #include "alsa-audio.h"