From d891cbb444f232785e5854e7c8b5496385a0e916 Mon Sep 17 00:00:00 2001
From: Justin Ruggles <justin.ruggles@gmail.com>
Date: Tue, 15 Sep 2009 23:37:54 +0000
Subject: [PATCH] Set ID3v1 genre to 0xFF (unknown) by default instead of 0
 (Blues).

Originally committed as revision 19866 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavformat/mp3.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavformat/mp3.c b/libavformat/mp3.c
index 93d4be063b..2d24d52992 100644
--- a/libavformat/mp3.c
+++ b/libavformat/mp3.c
@@ -193,6 +193,7 @@ static int id3v1_create_tag(AVFormatContext *s, uint8_t *buf)
     count += id3v1_set_string(s, "album",   buf + 63, 30);
     count += id3v1_set_string(s, "year",    buf + 93,  4);
     count += id3v1_set_string(s, "comment", buf + 97, 30);
+    buf[127] = 0xFF; /* default to unknown genre */
     if ((tag = av_metadata_get(s->metadata, "track", NULL, 0))) {
         buf[125] = 0;
         buf[126] = atoi(tag->value);