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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 (int sampling_rate) const = 0;
virtual boost::shared_ptr<AudioBuffers> run (boost::shared_ptr<const AudioBuffers>) = 0;
virtual void flush () {}
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
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