Very basic audio processing framework.

1 files changed, 50 insertions, 0 deletions

diff --git a/src/lib/audio_processor.h b/src/lib/audio_processor.h
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+/*
+    Copyright (C) 2014 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_PROCESSOR_H
+#define DCPOMATIC_AUDIO_PROCESSOR_H
+
+#include <list>
+#include <string>
+#include <boost/shared_ptr.hpp>
+#include "channel_count.h"
+
+class AudioBuffers;
+
+class AudioProcessor
+{
+public:
+	virtual ~AudioProcessor () {}
+
+	virtual std::string name () const = 0;
+	virtual std::string id () const = 0;
+	virtual ChannelCount in_channels () const = 0;
+	virtual int out_channels (int) const = 0;
+	virtual boost::shared_ptr<AudioProcessor> clone () const = 0;
+	virtual boost::shared_ptr<AudioBuffers> run (boost::shared_ptr<const AudioBuffers>) = 0;
+
+	static std::list<AudioProcessor const *> all ();
+	static void setup_audio_processors ();
+	static AudioProcessor const * from_id (std::string);
+
+private:
+	static std::list<AudioProcessor const *> _all;
+};
+
+#endif