[FFmpeg-cvslog] avcodec/ac3enc: Add missing header

[Andreas Rheinhardt]

ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinhardt at outlook.com> | Sun Aug 28 12:56:26 2022 +0200| [a51bdbb0699b4029bc95b7e101e06890c0b5b3f2] | committer: Andreas Rheinhardt

avcodec/ac3enc: Add missing header

Needed for code under #ifdef DEBUG; broken in commit
59eadb5060acd07ad2d4dc5dbb354ee81f034222.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=a51bdbb0699b4029bc95b7e101e06890c0b5b3f2
---

 libavcodec/ac3enc.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavcodec/ac3enc.c b/libavcodec/ac3enc.c
index 3fe625a659..a090576823 100644
--- a/libavcodec/ac3enc.c
+++ b/libavcodec/ac3enc.c
@@ -30,6 +30,7 @@
 
 #include "libavutil/attributes.h"
 #include "libavutil/avassert.h"
+#include "libavutil/avstring.h"
 #include "libavutil/channel_layout.h"
 #include "libavutil/crc.h"
 #include "libavutil/internal.h"