From c123aae818083df7bbbf22002eef71b1bc727b14 Mon Sep 17 00:00:00 2001
From: James Wise <james.wise@bluefish444.com>
Date: Mon, 6 Feb 2017 14:29:33 +1100
Subject: [PATCH] Disable audio output when closing a bf device after playback.

---
 modules/bluefish/util/blue_velvet.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/modules/bluefish/util/blue_velvet.cpp b/modules/bluefish/util/blue_velvet.cpp
index dcc52f07d..5e2bffa6f 100644
--- a/modules/bluefish/util/blue_velvet.cpp
+++ b/modules/bluefish/util/blue_velvet.cpp
@@ -206,6 +206,9 @@ namespace caspar { namespace bluefish {
 
 	BLUE_UINT32 bvc_wrapper::detach()
 	{
+		// disable the audio on detach
+		unsigned int audio_value = 0;
+		bfcQueryCardProperty32((BLUEVELVETC_HANDLE)bvc_.get(), EMBEDEDDED_AUDIO_OUTPUT, audio_value);
 		return bfcDetach((BLUEVELVETC_HANDLE)bvc_.get());
 	}
 
-- 
2.39.2