major redesign of MIDI port heirarchy and management
basic, very flaky functionality is back. program unstable at present
This commit is contained in:
parent
616f2a0370
commit
83a0c30c24
94
libs/ardour/ardour/midiport_manager.h
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94
libs/ardour/ardour/midiport_manager.h
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@ -0,0 +1,94 @@
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/*
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Copyright (C) 1998 Paul Barton-Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
|
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the Free Software Foundation; either version 2 of the License, or
|
||||
(at your option) any later version.
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|
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This program is distributed in the hope that it will be useful,
|
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but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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|
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You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __midiport_manager_h__
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#define __midiport_manager_h__
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#include <list>
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#include <string>
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#include "pbd/rcu.h"
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#include "midi++/types.h"
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#include "midi++/port.h"
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#include "ardour/types.h"
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namespace ARDOUR {
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class MidiPort;
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class Port;
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class MidiPortManager {
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public:
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MidiPortManager();
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virtual ~MidiPortManager ();
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MidiPort* add_port (MidiPort *);
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void remove_port (MidiPort *);
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MidiPort* port (const std::string&);
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/* Ports used for control. These are read/written to outside of the
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* process callback (asynchronously with respect to when data
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* actually arrives).
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*
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* More detail: we do actually read/write data for these ports
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* inside the process callback, but incoming data is only parsed
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* and outgoing data is only generated *outside* the process
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* callback.
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*/
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MIDI::Port* midi_input_port () { return _midi_input_port; }
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MIDI::Port* midi_output_port () { return _midi_output_port; }
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/* Ports used for synchronization. These have their I/O handled inside the
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* process callback.
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*/
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boost::shared_ptr<MidiPort> mtc_input_port() const { return _mtc_input_port; }
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boost::shared_ptr<MidiPort> mtc_output_port() const { return _mtc_output_port; }
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boost::shared_ptr<MidiPort> midi_clock_input_port() const { return _midi_clock_input_port; }
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boost::shared_ptr<MidiPort> midi_clock_output_port() const { return _midi_clock_output_port; }
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void set_port_states (std::list<XMLNode*>);
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PBD::Signal0<void> PortsChanged;
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protected:
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/* asynchronously handled ports: MIDI::Port */
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MIDI::Port* _midi_input_port;
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MIDI::Port* _midi_output_port;
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boost::shared_ptr<Port> _midi_in;
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boost::shared_ptr<Port> _midi_out;
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/* synchronously handled ports: ARDOUR::MidiPort */
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boost::shared_ptr<MidiPort> _mtc_input_port;
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boost::shared_ptr<MidiPort> _mtc_output_port;
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boost::shared_ptr<MidiPort> _midi_clock_input_port;
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boost::shared_ptr<MidiPort> _midi_clock_output_port;
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void create_ports ();
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};
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} // namespace MIDI
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#endif // __midi_port_manager_h__
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89
libs/ardour/midiport_manager.cc
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89
libs/ardour/midiport_manager.cc
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/*
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Copyright (C) 1998-99 Paul Barton-Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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|
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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$Id$
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*/
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#include "ardour/audioengine.h"
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#include "ardour/async_midi_port.h"
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#include "ardour/midiport_manager.h"
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#include "i18n.h"
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using namespace ARDOUR;
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using namespace std;
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using namespace MIDI;
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using namespace PBD;
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MidiPortManager::MidiPortManager ()
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{
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}
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MidiPortManager::~MidiPortManager ()
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{
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if (_midi_in) {
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AudioEngine::instance()->unregister_port (_midi_in);
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}
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if (_midi_in) {
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AudioEngine::instance()->unregister_port (_midi_in);
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}
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if (_mtc_input_port) {
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AudioEngine::instance()->unregister_port (_mtc_input_port);
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}
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if (_mtc_output_port) {
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AudioEngine::instance()->unregister_port (_mtc_output_port);
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}
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if (_midi_clock_input_port) {
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AudioEngine::instance()->unregister_port (_midi_clock_input_port);
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}
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if (_midi_clock_output_port) {
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AudioEngine::instance()->unregister_port (_midi_clock_output_port);
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}
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}
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MidiPort*
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MidiPortManager::port (string const & n)
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{
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boost::shared_ptr<MidiPort> mp = boost::dynamic_pointer_cast<MidiPort> (AudioEngine::instance()->get_port_by_name (n));
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return mp.get();
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}
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void
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MidiPortManager::create_ports ()
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{
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_midi_in = AudioEngine::instance()->register_input_port (DataType::MIDI, _("MIDI control in"), true);
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_midi_out = AudioEngine::instance()->register_output_port (DataType::MIDI, _("MIDI control out"), true);
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_midi_input_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(_midi_in).get();
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_midi_output_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(_midi_out).get();
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}
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void
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MidiPortManager::set_port_states (list<XMLNode*> s)
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{
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PortManager::PortList pl;
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AudioEngine::instance()->get_ports (DataType::MIDI, pl);
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for (list<XMLNode*>::iterator i = s.begin(); i != s.end(); ++i) {
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for (PortManager::PortList::const_iterator j = pl.begin(); j != pl.end(); ++j) {
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// (*j)->set_state (**i);
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}
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}
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}
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@ -1,474 +0,0 @@
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/*
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Copyright (C) 1998 Paul Barton-Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
|
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the Free Software Foundation; either version 2 of the License, or
|
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(at your option) any later version.
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|
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This program is distributed in the hope that it will be useful,
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||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
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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.
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$Id$
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*/
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#include <iostream>
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#include <cstdio>
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#include <fcntl.h>
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#include <errno.h>
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#include "pbd/xml++.h"
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#include "pbd/error.h"
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#include "pbd/failed_constructor.h"
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#include "pbd/convert.h"
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#include "pbd/strsplit.h"
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#include "pbd/stacktrace.h"
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#include "midi++/types.h"
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#include "midi++/jack_midi_port.h"
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#include "midi++/channel.h"
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using namespace MIDI;
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using namespace std;
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using namespace PBD;
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namespace Evoral {
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template class EventRingBuffer<timestamp_t>;
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}
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pthread_t JackMIDIPort::_process_thread;
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Signal0<void> JackMIDIPort::EngineHalted;
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Signal0<void> JackMIDIPort::MakeConnections;
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JackMIDIPort::JackMIDIPort (string const & name, Flags flags, ARDOUR::PortEngine& pengine)
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: Port (name, flags)
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, _port_engine (pengine)
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, _port_handle (0)
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, _currently_in_cycle (false)
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, _nframes_this_cycle (0)
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, _last_write_timestamp (0)
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, output_fifo (512)
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, input_fifo (1024)
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, xthread (true)
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{
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init (name, flags);
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}
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JackMIDIPort::JackMIDIPort (const XMLNode& node, ARDOUR::PortEngine& pengine)
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: Port (node)
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, _port_engine (pengine)
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, _port_handle (0)
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, _currently_in_cycle (false)
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, _nframes_this_cycle (0)
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, _last_write_timestamp (0)
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, output_fifo (512)
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, input_fifo (1024)
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, xthread (true)
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{
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Descriptor desc (node);
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init (desc.tag, desc.flags);
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set_state (node);
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}
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void
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JackMIDIPort::init (const string& /*name*/, Flags /*flags*/)
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{
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if (!create_port ()) {
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_ok = true;
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}
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MakeConnections.connect_same_thread (connect_connection, boost::bind (&JackMIDIPort::make_connections, this));
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EngineHalted.connect_same_thread (halt_connection, boost::bind (&JackMIDIPort::engine_halted, this));
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}
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JackMIDIPort::~JackMIDIPort ()
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{
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if (_port_handle) {
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_port_engine.unregister_port (_port_handle);
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_port_handle = 0;
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}
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}
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void
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JackMIDIPort::parse (framecnt_t timestamp)
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{
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byte buf[512];
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/* NOTE: parsing is done (if at all) by initiating a read from
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the port. Each port implementation calls on the parser
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once it has data ready.
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*/
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_parser->set_timestamp (timestamp);
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while (1) {
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// cerr << "+++ READ ON " << name() << endl;
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int nread = read (buf, sizeof (buf));
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// cerr << "-- READ (" << nread << " ON " << name() << endl;
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||||
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||||
if (nread > 0) {
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if ((size_t) nread < sizeof (buf)) {
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break;
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} else {
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continue;
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}
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} else if (nread == 0) {
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break;
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} else if (errno == EAGAIN) {
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break;
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} else {
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fatal << "Error reading from MIDI port " << name() << endmsg;
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||||
/*NOTREACHED*/
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||||
}
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||||
}
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||||
}
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||||
|
||||
void
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||||
JackMIDIPort::cycle_start (pframes_t nframes)
|
||||
{
|
||||
assert (_port_handle);
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|
||||
_currently_in_cycle = true;
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||||
_nframes_this_cycle = nframes;
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||||
|
||||
assert(_nframes_this_cycle == nframes);
|
||||
|
||||
if (sends_output()) {
|
||||
void *buffer = _port_engine.get_buffer (_port_handle, nframes);
|
||||
jack_midi_clear_buffer (buffer);
|
||||
flush (buffer);
|
||||
}
|
||||
|
||||
if (receives_input()) {
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void* buffer = _port_engine.get_buffer (_port_handle, nframes);
|
||||
const pframes_t event_count = _port_engine.get_midi_event_count (buffer);
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||||
|
||||
pframes_t time;
|
||||
size_t size;
|
||||
uint8_t* buf;
|
||||
timestamp_t cycle_start_frame = _port_engine.sample_time_at_cycle_start ();
|
||||
|
||||
for (pframes_t i = 0; i < event_count; ++i) {
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||||
_port_engine.midi_event_get (time, size, &buf, buffer, i);
|
||||
input_fifo.write (cycle_start_frame + time, (Evoral::EventType) 0, size, buf);
|
||||
}
|
||||
|
||||
if (event_count) {
|
||||
xthread.wakeup ();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
JackMIDIPort::cycle_end ()
|
||||
{
|
||||
if (sends_output()) {
|
||||
flush (_port_engine.get_buffer (_port_handle, _nframes_this_cycle));
|
||||
}
|
||||
|
||||
_currently_in_cycle = false;
|
||||
_nframes_this_cycle = 0;
|
||||
}
|
||||
|
||||
void
|
||||
JackMIDIPort::engine_halted ()
|
||||
{
|
||||
_port_handle = 0;
|
||||
}
|
||||
|
||||
void
|
||||
JackMIDIPort::drain (int check_interval_usecs)
|
||||
{
|
||||
RingBuffer< Evoral::Event<double> >::rw_vector vec = { { 0, 0 }, { 0, 0} };
|
||||
|
||||
if (is_process_thread()) {
|
||||
error << "Process thread called MIDI::JackMIDIPort::drain() - this cannot work" << endmsg;
|
||||
return;
|
||||
}
|
||||
|
||||
while (1) {
|
||||
output_fifo.get_write_vector (&vec);
|
||||
if (vec.len[0] + vec.len[1] >= output_fifo.bufsize() - 1) {
|
||||
break;
|
||||
}
|
||||
usleep (check_interval_usecs);
|
||||
}
|
||||
}
|
||||
|
||||
int
|
||||
JackMIDIPort::write (const byte * msg, size_t msglen, timestamp_t timestamp)
|
||||
{
|
||||
int ret = 0;
|
||||
|
||||
if (!_port_handle) {
|
||||
/* poof ! make it just vanish into thin air, since we are no
|
||||
longer connected to JACK.
|
||||
*/
|
||||
return msglen;
|
||||
}
|
||||
|
||||
if (!sends_output()) {
|
||||
return ret;
|
||||
}
|
||||
|
||||
if (!is_process_thread()) {
|
||||
|
||||
Glib::Threads::Mutex::Lock lm (output_fifo_lock);
|
||||
RingBuffer< Evoral::Event<double> >::rw_vector vec = { { 0, 0 }, { 0, 0} };
|
||||
|
||||
output_fifo.get_write_vector (&vec);
|
||||
|
||||
if (vec.len[0] + vec.len[1] < 1) {
|
||||
error << "no space in FIFO for non-process thread MIDI write" << endmsg;
|
||||
return 0;
|
||||
}
|
||||
|
||||
if (vec.len[0]) {
|
||||
if (!vec.buf[0]->owns_buffer()) {
|
||||
vec.buf[0]->set_buffer (0, 0, true);
|
||||
}
|
||||
vec.buf[0]->set (msg, msglen, timestamp);
|
||||
} else {
|
||||
if (!vec.buf[1]->owns_buffer()) {
|
||||
vec.buf[1]->set_buffer (0, 0, true);
|
||||
}
|
||||
vec.buf[1]->set (msg, msglen, timestamp);
|
||||
}
|
||||
|
||||
output_fifo.increment_write_idx (1);
|
||||
|
||||
ret = msglen;
|
||||
|
||||
} else {
|
||||
|
||||
if (timestamp >= _nframes_this_cycle) {
|
||||
std::cerr << "attempting to write MIDI event of " << msglen << " bytes at time "
|
||||
<< timestamp << " of " << _nframes_this_cycle
|
||||
<< " (this will not work - needs a code fix)"
|
||||
<< std::endl;
|
||||
}
|
||||
|
||||
if (_currently_in_cycle) {
|
||||
if (timestamp == 0) {
|
||||
timestamp = _last_write_timestamp;
|
||||
}
|
||||
|
||||
if ((ret = _port_engine.midi_event_put (_port_engine.get_buffer (_port_handle, _nframes_this_cycle),
|
||||
timestamp, msg, msglen)) == 0) {
|
||||
ret = msglen;
|
||||
_last_write_timestamp = timestamp;
|
||||
|
||||
} else {
|
||||
cerr << "write of " << msglen << " @ " << timestamp << " failed, port holds "
|
||||
<< _port_engine.get_midi_event_count (_port_engine.get_buffer (_port_handle, _nframes_this_cycle))
|
||||
<< " port is " << _port_handle
|
||||
<< " ntf = " << _nframes_this_cycle
|
||||
<< " buf = " << _port_engine.get_buffer (_port_handle, _nframes_this_cycle)
|
||||
<< " ret = " << ret
|
||||
<< endl;
|
||||
PBD::stacktrace (cerr, 20);
|
||||
ret = 0;
|
||||
}
|
||||
} else {
|
||||
cerr << "write to JACK midi port failed: not currently in a process cycle." << endl;
|
||||
PBD::stacktrace (cerr, 20);
|
||||
}
|
||||
}
|
||||
|
||||
if (ret > 0 && _parser) {
|
||||
// ardour doesn't care about this and neither should your app, probably
|
||||
// output_parser->raw_preparse (*output_parser, msg, ret);
|
||||
for (int i = 0; i < ret; i++) {
|
||||
_parser->scanner (msg[i]);
|
||||
}
|
||||
// ardour doesn't care about this and neither should your app, probably
|
||||
// output_parser->raw_postparse (*output_parser, msg, ret);
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
void
|
||||
JackMIDIPort::flush (void* port_buffer)
|
||||
{
|
||||
RingBuffer< Evoral::Event<double> >::rw_vector vec = { { 0, 0 }, { 0, 0 } };
|
||||
size_t written;
|
||||
|
||||
output_fifo.get_read_vector (&vec);
|
||||
|
||||
if (vec.len[0] + vec.len[1]) {
|
||||
// cerr << "Flush " << vec.len[0] + vec.len[1] << " events from non-process FIFO\n";
|
||||
}
|
||||
|
||||
if (vec.len[0]) {
|
||||
Evoral::Event<double>* evp = vec.buf[0];
|
||||
|
||||
for (size_t n = 0; n < vec.len[0]; ++n, ++evp) {
|
||||
_port_engine.midi_event_put (port_buffer, (timestamp_t) evp->time(), evp->buffer(), evp->size());
|
||||
}
|
||||
}
|
||||
|
||||
if (vec.len[1]) {
|
||||
Evoral::Event<double>* evp = vec.buf[1];
|
||||
|
||||
for (size_t n = 0; n < vec.len[1]; ++n, ++evp) {
|
||||
_port_engine.midi_event_put (port_buffer, (timestamp_t) evp->time(), evp->buffer(), evp->size());
|
||||
}
|
||||
}
|
||||
|
||||
if ((written = vec.len[0] + vec.len[1]) != 0) {
|
||||
output_fifo.increment_read_idx (written);
|
||||
}
|
||||
}
|
||||
|
||||
int
|
||||
JackMIDIPort::read (byte *, size_t)
|
||||
{
|
||||
if (!receives_input()) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
timestamp_t time;
|
||||
Evoral::EventType type;
|
||||
uint32_t size;
|
||||
byte buffer[input_fifo.capacity()];
|
||||
|
||||
while (input_fifo.read (&time, &type, &size, buffer)) {
|
||||
_parser->set_timestamp (time);
|
||||
for (uint32_t i = 0; i < size; ++i) {
|
||||
_parser->scanner (buffer[i]);
|
||||
}
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int
|
||||
JackMIDIPort::create_port ()
|
||||
{
|
||||
ARDOUR::PortFlags f = ARDOUR::PortFlags (0);
|
||||
|
||||
/* convert MIDI::Port::Flags to ARDOUR::PortFlags ... sigh */
|
||||
|
||||
if (_flags & IsInput) {
|
||||
f = ARDOUR::PortFlags (f | ARDOUR::IsInput);
|
||||
}
|
||||
|
||||
if (_flags & IsOutput) {
|
||||
f = ARDOUR::PortFlags (f | ARDOUR::IsOutput);
|
||||
}
|
||||
|
||||
_port_handle = _port_engine.register_port (_tagname, ARDOUR::DataType::MIDI, f);
|
||||
|
||||
return _port_handle == 0 ? -1 : 0;
|
||||
}
|
||||
|
||||
XMLNode&
|
||||
JackMIDIPort::get_state () const
|
||||
{
|
||||
XMLNode& root = Port::get_state ();
|
||||
|
||||
#if 0
|
||||
byte device_inquiry[6];
|
||||
|
||||
device_inquiry[0] = 0xf0;
|
||||
device_inquiry[0] = 0x7e;
|
||||
device_inquiry[0] = 0x7f;
|
||||
device_inquiry[0] = 0x06;
|
||||
device_inquiry[0] = 0x02;
|
||||
device_inquiry[0] = 0xf7;
|
||||
|
||||
write (device_inquiry, sizeof (device_inquiry), 0);
|
||||
#endif
|
||||
|
||||
if (_port_handle) {
|
||||
|
||||
vector<string> connections;
|
||||
_port_engine.get_connections (_port_handle, connections);
|
||||
string connection_string;
|
||||
for (vector<string>::iterator i = connections.begin(); i != connections.end(); ++i) {
|
||||
if (i != connections.begin()) {
|
||||
connection_string += ',';
|
||||
}
|
||||
connection_string += *i;
|
||||
}
|
||||
|
||||
if (!connection_string.empty()) {
|
||||
root.add_property ("connections", connection_string);
|
||||
}
|
||||
} else {
|
||||
if (!_connections.empty()) {
|
||||
root.add_property ("connections", _connections);
|
||||
}
|
||||
}
|
||||
|
||||
return root;
|
||||
}
|
||||
|
||||
void
|
||||
JackMIDIPort::set_state (const XMLNode& node)
|
||||
{
|
||||
const XMLProperty* prop;
|
||||
|
||||
if ((prop = node.property ("tag")) == 0 || prop->value() != _tagname) {
|
||||
return;
|
||||
}
|
||||
|
||||
Port::set_state (node);
|
||||
|
||||
if ((prop = node.property ("connections")) != 0) {
|
||||
_connections = prop->value ();
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
JackMIDIPort::make_connections ()
|
||||
{
|
||||
if (!_connections.empty()) {
|
||||
vector<string> ports;
|
||||
split (_connections, ports, ',');
|
||||
for (vector<string>::iterator x = ports.begin(); x != ports.end(); ++x) {
|
||||
_port_engine.connect (_port_handle, *x);
|
||||
/* ignore failures */
|
||||
}
|
||||
}
|
||||
|
||||
connect_connection.disconnect ();
|
||||
}
|
||||
|
||||
void
|
||||
JackMIDIPort::set_process_thread (pthread_t thr)
|
||||
{
|
||||
_process_thread = thr;
|
||||
}
|
||||
|
||||
bool
|
||||
JackMIDIPort::is_process_thread()
|
||||
{
|
||||
return (pthread_self() == _process_thread);
|
||||
}
|
||||
|
||||
void
|
||||
JackMIDIPort::reestablish ()
|
||||
{
|
||||
int const r = create_port ();
|
||||
|
||||
if (r) {
|
||||
PBD::error << "could not reregister ports for " << name() << endmsg;
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
JackMIDIPort::reconnect ()
|
||||
{
|
||||
make_connections ();
|
||||
}
|
|
@ -1,183 +0,0 @@
|
|||
/*
|
||||
Copyright (C) 1998-99 Paul Barton-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.
|
||||
|
||||
$Id$
|
||||
*/
|
||||
|
||||
#include <fcntl.h>
|
||||
|
||||
#include <glib.h>
|
||||
|
||||
#include "pbd/error.h"
|
||||
|
||||
#include "midi++/types.h"
|
||||
#include "midi++/manager.h"
|
||||
#include "midi++/channel.h"
|
||||
#include "midi++/port.h"
|
||||
#include "midi++/jack_midi_port.h"
|
||||
#include "midi++/mmc.h"
|
||||
|
||||
using namespace std;
|
||||
using namespace MIDI;
|
||||
using namespace PBD;
|
||||
|
||||
Manager *Manager::theManager = 0;
|
||||
|
||||
Manager::Manager (ARDOUR::PortEngine& eng)
|
||||
: _ports (new PortList)
|
||||
{
|
||||
_mmc = new MachineControl (this, eng);
|
||||
|
||||
_mtc_input_port = add_port (new MIDI::JackMIDIPort ("MTC in", Port::IsInput, eng));
|
||||
_mtc_output_port = add_port (new MIDI::JackMIDIPort ("MTC out", Port::IsOutput, eng));
|
||||
_midi_input_port = add_port (new MIDI::JackMIDIPort ("MIDI control in", Port::IsInput, eng));
|
||||
_midi_output_port = add_port (new MIDI::JackMIDIPort ("MIDI control out", Port::IsOutput, eng));
|
||||
_midi_clock_input_port = add_port (new MIDI::JackMIDIPort ("MIDI clock in", Port::IsInput, eng));
|
||||
_midi_clock_output_port = add_port (new MIDI::JackMIDIPort ("MIDI clock out", Port::IsOutput, eng));
|
||||
}
|
||||
|
||||
Manager::~Manager ()
|
||||
{
|
||||
delete _mmc;
|
||||
|
||||
/* This will delete our MTC etc. ports */
|
||||
|
||||
boost::shared_ptr<PortList> pr = _ports.reader ();
|
||||
for (PortList::iterator p = pr->begin(); p != pr->end(); ++p) {
|
||||
delete *p;
|
||||
}
|
||||
|
||||
if (theManager == this) {
|
||||
theManager = 0;
|
||||
}
|
||||
}
|
||||
|
||||
Port *
|
||||
Manager::add_port (Port* p)
|
||||
{
|
||||
{
|
||||
RCUWriter<PortList> writer (_ports);
|
||||
boost::shared_ptr<PortList> pw = writer.get_copy ();
|
||||
pw->push_back (p);
|
||||
}
|
||||
|
||||
PortsChanged (); /* EMIT SIGNAL */
|
||||
|
||||
return p;
|
||||
}
|
||||
|
||||
void
|
||||
Manager::remove_port (Port* p)
|
||||
{
|
||||
{
|
||||
RCUWriter<PortList> writer (_ports);
|
||||
boost::shared_ptr<PortList> pw = writer.get_copy ();
|
||||
pw->remove (p);
|
||||
}
|
||||
|
||||
PortsChanged (); /* EMIT SIGNAL */
|
||||
}
|
||||
|
||||
void
|
||||
Manager::cycle_start (pframes_t nframes)
|
||||
{
|
||||
boost::shared_ptr<PortList> pr = _ports.reader ();
|
||||
|
||||
for (PortList::iterator p = pr->begin(); p != pr->end(); ++p) {
|
||||
(*p)->cycle_start (nframes);
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
Manager::cycle_end()
|
||||
{
|
||||
boost::shared_ptr<PortList> pr = _ports.reader ();
|
||||
|
||||
for (PortList::iterator p = pr->begin(); p != pr->end(); ++p) {
|
||||
(*p)->cycle_end ();
|
||||
}
|
||||
}
|
||||
|
||||
/** Re-register ports that disappear on JACK shutdown */
|
||||
void
|
||||
Manager::reestablish ()
|
||||
{
|
||||
boost::shared_ptr<PortList> pr = _ports.reader ();
|
||||
|
||||
for (PortList::const_iterator p = pr->begin(); p != pr->end(); ++p) {
|
||||
JackMIDIPort* pp = dynamic_cast<JackMIDIPort*> (*p);
|
||||
if (pp) {
|
||||
pp->reestablish ();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/** Re-connect ports after a reestablish () */
|
||||
void
|
||||
Manager::reconnect ()
|
||||
{
|
||||
boost::shared_ptr<PortList> pr = _ports.reader ();
|
||||
|
||||
for (PortList::const_iterator p = pr->begin(); p != pr->end(); ++p) {
|
||||
JackMIDIPort* pp = dynamic_cast<JackMIDIPort*> (*p);
|
||||
if (pp) {
|
||||
pp->reconnect ();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Port*
|
||||
Manager::port (string const & n)
|
||||
{
|
||||
boost::shared_ptr<PortList> pr = _ports.reader ();
|
||||
|
||||
PortList::const_iterator p = pr->begin();
|
||||
while (p != pr->end() && (*p)->name() != n) {
|
||||
++p;
|
||||
}
|
||||
|
||||
if (p == pr->end()) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
return *p;
|
||||
}
|
||||
|
||||
void
|
||||
Manager::create (ARDOUR::PortEngine& eng)
|
||||
{
|
||||
assert (theManager == 0);
|
||||
theManager = new Manager (eng);
|
||||
}
|
||||
|
||||
void
|
||||
Manager::set_port_states (list<XMLNode*> s)
|
||||
{
|
||||
boost::shared_ptr<PortList> pr = _ports.reader ();
|
||||
|
||||
for (list<XMLNode*>::iterator i = s.begin(); i != s.end(); ++i) {
|
||||
for (PortList::const_iterator j = pr->begin(); j != pr->end(); ++j) {
|
||||
(*j)->set_state (**i);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
Manager::destroy ()
|
||||
{
|
||||
delete theManager;
|
||||
theManager = 0;
|
||||
}
|
|
@ -1,104 +0,0 @@
|
|||
/*
|
||||
Copyright (C) 1998-2010 Paul Barton-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.
|
||||
|
||||
*/
|
||||
|
||||
#ifndef __libmidi_port_h__
|
||||
#define __libmidi_port_h__
|
||||
|
||||
#include <string>
|
||||
#include <iostream>
|
||||
|
||||
#include "pbd/xml++.h"
|
||||
#include "pbd/crossthread.h"
|
||||
#include "pbd/signals.h"
|
||||
#include "pbd/ringbuffer.h"
|
||||
|
||||
#include "evoral/Event.hpp"
|
||||
#include "evoral/EventRingBuffer.hpp"
|
||||
|
||||
#include "midi++/types.h"
|
||||
#include "midi++/parser.h"
|
||||
#include "midi++/port.h"
|
||||
|
||||
#include "ardour/port_engine.h"
|
||||
|
||||
namespace MIDI {
|
||||
|
||||
class Channel;
|
||||
class PortRequest;
|
||||
|
||||
class JackMIDIPort : public Port {
|
||||
public:
|
||||
JackMIDIPort (std::string const &, Port::Flags, ARDOUR::PortEngine&);
|
||||
JackMIDIPort (const XMLNode&, ARDOUR::PortEngine&);
|
||||
~JackMIDIPort ();
|
||||
|
||||
XMLNode& get_state () const;
|
||||
void set_state (const XMLNode&);
|
||||
|
||||
void cycle_start (pframes_t nframes);
|
||||
void cycle_end ();
|
||||
|
||||
void parse (framecnt_t timestamp);
|
||||
int write (const byte *msg, size_t msglen, timestamp_t timestamp);
|
||||
int read (byte *buf, size_t bufsize);
|
||||
void drain (int check_interval_usecs);
|
||||
int selectable () const { return xthread.selectable(); }
|
||||
|
||||
pframes_t nframes_this_cycle() const { return _nframes_this_cycle; }
|
||||
|
||||
void reestablish ();
|
||||
void reconnect ();
|
||||
|
||||
static void set_process_thread (pthread_t);
|
||||
static pthread_t get_process_thread () { return _process_thread; }
|
||||
static bool is_process_thread();
|
||||
|
||||
static PBD::Signal0<void> MakeConnections;
|
||||
static PBD::Signal0<void> EngineHalted;
|
||||
|
||||
private:
|
||||
ARDOUR::PortEngine& _port_engine;
|
||||
ARDOUR::PortEngine::PortHandle _port_handle;
|
||||
|
||||
bool _currently_in_cycle;
|
||||
pframes_t _nframes_this_cycle;
|
||||
timestamp_t _last_write_timestamp;
|
||||
RingBuffer< Evoral::Event<double> > output_fifo;
|
||||
Evoral::EventRingBuffer<timestamp_t> input_fifo;
|
||||
Glib::Threads::Mutex output_fifo_lock;
|
||||
CrossThreadChannel xthread;
|
||||
|
||||
int create_port ();
|
||||
|
||||
/** Channel used to signal to the MidiControlUI that input has arrived */
|
||||
|
||||
std::string _connections;
|
||||
PBD::ScopedConnection connect_connection;
|
||||
PBD::ScopedConnection halt_connection;
|
||||
void flush (void* port_buffer);
|
||||
void engine_halted ();
|
||||
void make_connections ();
|
||||
void init (std::string const &, Flags);
|
||||
|
||||
static pthread_t _process_thread;
|
||||
|
||||
};
|
||||
|
||||
} // namespace MIDI
|
||||
|
||||
#endif // __libmidi_port_h__
|
|
@ -1,107 +0,0 @@
|
|||
/*
|
||||
Copyright (C) 1998 Paul Barton-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.
|
||||
|
||||
*/
|
||||
|
||||
#ifndef __midi_manager_h__
|
||||
#define __midi_manager_h__
|
||||
|
||||
#include <list>
|
||||
|
||||
#include <string>
|
||||
|
||||
#include "pbd/rcu.h"
|
||||
|
||||
#include "midi++/types.h"
|
||||
#include "midi++/port.h"
|
||||
|
||||
namespace ARDOUR {
|
||||
class PortEngine;
|
||||
}
|
||||
|
||||
namespace MIDI {
|
||||
|
||||
class MachineControl;
|
||||
|
||||
class Manager {
|
||||
public:
|
||||
~Manager ();
|
||||
|
||||
/** Signal the start of an audio cycle.
|
||||
* This MUST be called before any reading/writing for this cycle.
|
||||
* Realtime safe.
|
||||
*/
|
||||
void cycle_start (pframes_t nframes);
|
||||
|
||||
/** Signal the end of an audio cycle.
|
||||
* This signifies that the cycle began with @ref cycle_start has ended.
|
||||
* This MUST be called at the end of each cycle.
|
||||
* Realtime safe.
|
||||
*/
|
||||
void cycle_end ();
|
||||
|
||||
MachineControl* mmc () const { return _mmc; }
|
||||
Port *mtc_input_port() const { return _mtc_input_port; }
|
||||
Port *mtc_output_port() const { return _mtc_output_port; }
|
||||
Port *midi_input_port() const { return _midi_input_port; }
|
||||
Port *midi_output_port() const { return _midi_output_port; }
|
||||
Port *midi_clock_input_port() const { return _midi_clock_input_port; }
|
||||
Port *midi_clock_output_port() const { return _midi_clock_output_port; }
|
||||
|
||||
Port* add_port (Port *);
|
||||
void remove_port (Port *);
|
||||
|
||||
Port* port (std::string const &);
|
||||
|
||||
void set_port_states (std::list<XMLNode*>);
|
||||
|
||||
typedef std::list<Port *> PortList;
|
||||
|
||||
boost::shared_ptr<const PortList> get_midi_ports() const { return _ports.reader (); }
|
||||
|
||||
static void create (ARDOUR::PortEngine&);
|
||||
|
||||
static Manager *instance () {
|
||||
return theManager;
|
||||
}
|
||||
static void destroy ();
|
||||
|
||||
void reestablish ();
|
||||
void reconnect ();
|
||||
|
||||
PBD::Signal0<void> PortsChanged;
|
||||
|
||||
private:
|
||||
/* This is a SINGLETON pattern */
|
||||
|
||||
Manager (ARDOUR::PortEngine&);
|
||||
static Manager *theManager;
|
||||
|
||||
MIDI::MachineControl* _mmc;
|
||||
MIDI::Port* _mtc_input_port;
|
||||
MIDI::Port* _mtc_output_port;
|
||||
MIDI::Port* _midi_input_port;
|
||||
MIDI::Port* _midi_output_port;
|
||||
MIDI::Port* _midi_clock_input_port;
|
||||
MIDI::Port* _midi_clock_output_port;
|
||||
|
||||
SerializedRCUManager<PortList> _ports;
|
||||
};
|
||||
|
||||
} // namespace MIDI
|
||||
|
||||
#endif // __midi_manager_h__
|
Loading…
Reference in New Issue
Block a user