Handle multiple audio streams in a single piece of content

in a similar way to the V1 patch.

1 files changed, 55 insertions, 0 deletions

diff --git a/src/lib/audio_stream.cc b/src/lib/audio_stream.cc
new file mode 100644
index 000000000..a4fa8bd9b
--- /dev/null
+++ b/src/lib/audio_stream.cc
@@ -0,0 +1,55 @@
+/*
+    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.
+
+*/
+
+#include "audio_stream.h"
+#include "audio_mapping.h"
+
+AudioStream::AudioStream (int frame_rate, int channels)
+	: _frame_rate (frame_rate)
+{
+	_mapping = AudioMapping (channels);
+}
+
+AudioStream::AudioStream (int frame_rate, AudioMapping mapping)
+	: _frame_rate (frame_rate)
+	, _mapping (mapping)
+{
+
+}
+
+void
+AudioStream::set_mapping (AudioMapping mapping)
+{
+	boost::mutex::scoped_lock lm (_mutex);
+	_mapping = mapping;
+}
+
+void
+AudioStream::set_frame_rate (int frame_rate)
+{
+	boost::mutex::scoped_lock lm (_mutex);
+	_frame_rate = frame_rate;
+}
+
+int
+AudioStream::channels () const
+{
+	boost::mutex::scoped_lock lm (_mutex);
+	return _mapping.content_channels ();
+}