polarity_processor.h

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/*
 * Copyright (C) 2017 Robin Gareus <robin@gareus.org>
 *
 * 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.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
#ifndef _ardour_polarity_processor_h__
#define _ardour_polarity_processor_h__
 
#include "ardour/processor.h"
#include "ardour/types.h"
 
namespace ARDOUR {
 
class PhaseControl;
 
class LIBARDOUR_API PolarityProcessor : public Processor
{
public:
        PolarityProcessor (Session&, std::shared_ptr<PhaseControl>);
 
        bool display_to_user() const { return false; }
        void run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_sample, double speed, pframes_t nframes, bool result_required);
        bool configure_io (ChanCount in, ChanCount out);
        bool can_support_io_configuration (const ChanCount& in, ChanCount& out);
 
        std::shared_ptr<PhaseControl> phase_control() {
                return _control;
        }
 
protected:
        XMLNode& state () const;
 
private:
        std::shared_ptr<PhaseControl> _control;
        std::vector<gain_t> _current_gain;
};
 
}
 
#endif