From e9fa6f47c5cd52f0b56f277fdeaf6a4f636ddf01 Mon Sep 17 00:00:00 2001
From: Carl Hetherington <cth@carlh.net>
Date: Sun, 6 Jan 2013 14:29:40 +0000
Subject: Try to put mono sound tracks on the centre speaker.

---
 src/lib/util.cc | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'src/lib/util.cc')

diff --git a/src/lib/util.cc b/src/lib/util.cc
index 45965385c..395c53e31 100644
--- a/src/lib/util.cc
+++ b/src/lib/util.cc
@@ -364,6 +364,20 @@ dcp_audio_sample_rate (int fs)
 	return 96000;
 }
 
+int
+dcp_audio_channels (int f)
+{
+	if (f) {
+		/* The source is mono, so to put the mono channel into
+		   the centre we need to generate a 5.1 soundtrack.
+		*/
+		return 6;
+	}
+
+	return f;
+}
+
+
 bool operator== (Size const & a, Size const & b)
 {
 	return (a.width == b.width && a.height == b.height);
-- 
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