From 50dd871c5a924660499b3fd599f1c68af5e3dbc1 Mon Sep 17 00:00:00 2001
From: Carl Hetherington <cth@carlh.net>
Date: Sun, 14 Apr 2013 14:24:07 +0100
Subject: [PATCH] Fix Playlist::has_audio().

---
 src/lib/playlist.cc | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/src/lib/playlist.cc b/src/lib/playlist.cc
index 7fe4fb2a5..f04bbe0cb 100644
--- a/src/lib/playlist.cc
+++ b/src/lib/playlist.cc
@@ -182,8 +182,18 @@ Playlist::video_length () const
 bool
 Playlist::has_audio () const
 {
-	/* XXX */
-	return true;
+	if (!_sndfile.empty ()) {
+		return true;
+	}
+
+	for (list<shared_ptr<const VideoContent> >::const_iterator i = _video.begin(); i != _video.end(); ++i) {
+		shared_ptr<const FFmpegContent> fc = dynamic_pointer_cast<const FFmpegContent> (*i);
+		if (fc && fc->audio_stream ()) {
+			return true;
+		}
+	}
+	
+	return false;
 }
 
 void
-- 
2.30.2