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/*
Copyright (C) 2007 Paul Davis
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.
$Id: port.h 712 2006-07-28 01:08:57Z drobilla $
*/
#ifndef __ardour_internal_audio_port_h__
#define __ardour_internal_audio_port_h__
#include <sigc++/signal.h>
#include <pbd/failed_constructor.h>
#include <ardour/ardour.h>
#include <ardour/internal_port.h>
#include <ardour/audio_port.h>
namespace ARDOUR {
class AudioEngine;
class InternalAudioPort : public AudioPort, public InternalPort {
public:
void cycle_start(nframes_t nframes) {
_buffer.silence (nframes);
}
AudioBuffer& get_audio_buffer();
void set_mixdown_function (void (*func)(const std::list<InternalPort*>&, AudioBuffer&, nframes_t, nframes_t));
void reset ();
protected:
friend class AudioEngine;
InternalAudioPort (const std::string& name, Flags flags);
void (*_mixdown)(const std::list<InternalPort*>&, AudioBuffer&, nframes_t, nframes_t);
static void default_mixdown (const std::list<InternalPort*>&, AudioBuffer&, nframes_t, nframes_t);
};
} // namespace ARDOUR
#endif /* __ardour_internal_audio_port_h__ */
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