From aa646c58267a6bd2580f3cb30674f4ebd0ed6db7 Mon Sep 17 00:00:00 2001
From: Carl Hetherington <cth@carlh.net>
Date: Sat, 11 Jul 2020 00:12:50 +0200
Subject: Allow creation of ATMOS sync on channel 14.

---
 src/sound_asset.cc | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

(limited to 'src/sound_asset.cc')

diff --git a/src/sound_asset.cc b/src/sound_asset.cc
index c28a33fe..7f2bf5e3 100644
--- a/src/sound_asset.cc
+++ b/src/sound_asset.cc
@@ -193,10 +193,13 @@ SoundAsset::equals (shared_ptr<const Asset> other, EqualityOptions opt, NoteHand
 }
 
 shared_ptr<SoundAssetWriter>
-SoundAsset::start_write (boost::filesystem::path file)
+SoundAsset::start_write (boost::filesystem::path file, bool atmos_sync)
 {
-	/* XXX: can't we use a shared_ptr here? */
-	return shared_ptr<SoundAssetWriter> (new SoundAssetWriter (this, file));
+	if (atmos_sync && _channels < 14) {
+		throw MiscError ("Insufficient channels to write ATMOS sync (there must be at least 14)");
+	}
+
+	return shared_ptr<SoundAssetWriter> (new SoundAssetWriter(this, file, atmos_sync));
 }
 
 shared_ptr<SoundAssetReader>
-- 
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