Handle multiple audio streams in a single piece of content

in a similar way to the V1 patch.

1 files changed, 66 insertions, 0 deletions

diff --git a/src/lib/audio_stream.h b/src/lib/audio_stream.h
new file mode 100644
index 000000000..b3b203b39
--- /dev/null
+++ b/src/lib/audio_stream.h
@@ -0,0 +1,66 @@
+/*
+    Copyright (C) 2015 Carl Hetherington <cth@carlh.net>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#ifndef DCPOMATIC_AUDIO_STREAM_H
+#define DCPOMATIC_AUDIO_STREAM_H
+
+#include "audio_mapping.h"
+#include <boost/thread/mutex.hpp>
+
+class audio_sampling_rate_test;
+
+class AudioStream
+{
+public:
+	AudioStream (int frame_rate, int channels);
+	AudioStream (int frame_rate, AudioMapping mapping);
+	
+	void set_mapping (AudioMapping mapping);
+	void set_frame_rate (int frame_rate);
+
+	AudioMapping const & mapping () const {
+		boost::mutex::scoped_lock lm (_mutex);
+		return _mapping;
+	}
+
+	AudioMapping & mapping () {
+		boost::mutex::scoped_lock lm (_mutex);
+		return _mapping;
+	}
+	
+	int frame_rate () const {
+		boost::mutex::scoped_lock lm (_mutex);
+		return _frame_rate;
+	}
+
+	int channels () const;
+
+protected:
+	mutable boost::mutex _mutex;
+
+private:
+	friend class audio_sampling_rate_test;
+	
+	int _frame_rate;
+	AudioMapping _mapping;
+};
+
+typedef boost::shared_ptr<AudioStream> AudioStreamPtr;
+
+#endif