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asfdec: don't export empty metadata

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Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
This commit is contained in:
Anton Khirnov 2011-02-09 21:56:00 +01:00 • committed by Ronald S. Bultje
parent 8bf6db1b29
commit 5cbd3b5d91
1 changed files with 2 additions and 1 deletions
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3
libavformat/asfdec.c
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@ -178,7 +178,8 @@ static void get_tag(AVFormatContext *s, const char *key, int type, int len)
av_log(s, AV_LOG_DEBUG, "Unsupported value type %d in tag %s.\n", type, key);
goto finish;
}
av_metadata_set2(&s->metadata, key, value, 0);
if (*value)
av_metadata_set2(&s->metadata, key, value, 0);
finish:
av_freep(&value);
url_fseek(s->pb, off + len, SEEK_SET);