ardour/libs/ardour/ardour/port_insert.h

100 lines
2.7 KiB
C++

/*
* Copyright (C) 2007-2011 David Robillard <d@drobilla.net>
* Copyright (C) 2007-2017 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2009-2010 Carl Hetherington <carl@carlh.net>
* Copyright (C) 2013-2019 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_port_insert_h__
#define __ardour_port_insert_h__
#include <vector>
#include <string>
#include <exception>
#include "ardour/ardour.h"
#include "ardour/io_processor.h"
#include "ardour/delivery.h"
#include "ardour/libardour_visibility.h"
#include "ardour/types.h"
class XMLNode;
class MTDM;
namespace ARDOUR {
class Session;
class IO;
class Delivery;
class MuteMaster;
class Pannable;
/** Port inserts: send output to a Jack port, pick up input at a Jack port
*/
class LIBARDOUR_API PortInsert : public IOProcessor
{
public:
PortInsert (Session&, boost::shared_ptr<Pannable>, boost::shared_ptr<MuteMaster> mm);
~PortInsert ();
int set_state (const XMLNode&, int version);
void run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_sample, double speed, pframes_t nframes, bool);
void flush_buffers (samplecnt_t nframes) {
_out->flush_buffers (nframes);
}
samplecnt_t signal_latency () const;
bool set_name (const std::string& name);
bool can_support_io_configuration (const ChanCount& in, ChanCount& out);
bool configure_io (ChanCount in, ChanCount out);
void activate ();
void deactivate ();
void set_pre_fader (bool);
void start_latency_detection ();
void stop_latency_detection ();
MTDM* mtdm () const { return _mtdm; }
void set_measured_latency (samplecnt_t);
samplecnt_t latency () const;
static std::string name_and_id_new_insert (Session&, uint32_t&);
protected:
XMLNode& state () const;
private:
/* disallow copy construction */
PortInsert (const PortInsert&);
boost::shared_ptr<Delivery> _out;
MTDM* _mtdm;
bool _latency_detect;
samplecnt_t _latency_flush_samples;
samplecnt_t _measured_latency;
};
} // namespace ARDOUR
#endif /* __ardour_port_insert_h__ */