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-rw-r--r--libavformat/isom.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/libavformat/isom.h b/libavformat/isom.h
index c8141f13cd..2661e8d620 100644
--- a/libavformat/isom.h
+++ b/libavformat/isom.h
@@ -34,8 +34,8 @@ extern const AVCodecTag codec_movvideo_tags[];
extern const AVCodecTag codec_movaudio_tags[];
extern const AVCodecTag ff_codec_movsubtitle_tags[];
-int ff_mov_iso639_to_lang(const char *lang, int mp4);
-int ff_mov_lang_to_iso639(unsigned code, char *to);
+int ff_mov_iso639_to_lang(const char lang[4], int mp4);
+int ff_mov_lang_to_iso639(unsigned code, char to[4]);
/* the QuickTime file format is quite convoluted...
* it has lots of index tables, each indexing something in another one...