2 Copyright (C) 2014 Waves Audio Ltd.
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 #include <boost/assign/list_of.hpp>
21 #include "waves_audiobackend.h"
22 #include "waves_midiport.h"
23 #include "waves_midi_event.h"
24 #include "waves_midi_buffer.h"
26 using namespace ARDOUR;
30 const std::vector<std::string> WavesAudioBackend::__available_midi_options = boost::assign::list_of ("CoreMIDI") ("None");
32 #elif PLATFORM_WINDOWS
35 const std::vector<std::string> WavesAudioBackend::__available_midi_options = boost::assign::list_of ("System MIDI (MME)") ("None");
37 const std::vector<std::string> WavesAudioBackend::__available_midi_options = boost::assign::list_of ("Multimedia Extensions") ("None");
38 >>>>>>> remotes/origin/tempo-marker-from-clock
43 std::vector<std::string>
44 WavesAudioBackend::enumerate_midi_options () const
46 // COMMENTED DBG LOGS */ std::cout << "WavesAudioBackend::enumerate_midi_options ()" << std::endl;
47 return __available_midi_options;
52 WavesAudioBackend::set_midi_option (const std::string& option)
54 // COMMENTED DBG LOGS */ std::cout << "WavesAudioBackend::set_midi_option ( " << option << " )" << std::endl;
55 if (option == __available_midi_options[1]) {
57 // COMMENTED DBG LOGS */ std::cout << "\tNO MIDI system used)" << std::endl;
59 else if (option == __available_midi_options[0]) {
61 // COMMENTED DBG LOGS */ std::cout << "\tNO MIDI system used)" << std::endl;
64 std::cerr << "WavesAudioBackend::set_midi_option (): Invalid MIDI option!" << std::endl;
73 WavesAudioBackend::midi_option () const
75 // COMMENTED DBG LOGS */ std::cout << "WavesAudioBackend::midi_option ():" << std::endl;
76 return * (__available_midi_options.begin () + (_use_midi?0:1));
81 WavesAudioBackend::midi_event_get (pframes_t& timestamp, size_t& size, uint8_t** buffer, void* port_buffer, uint32_t event_index)
83 // COMMENTED FREQUENT DBG LOGS */ std::cout << "WavesAudioBackend::midi_event_get ():" << std::endl;
86 std::cerr << "WavesAudioBackend::midi_event_get () : NULL in the 'buffer' argument!\n";
90 if (port_buffer == NULL) {
91 std::cerr << "WavesAudioBackend::midi_event_get () : NULL in the 'port_buffer' argument!\n";
95 WavesMidiBuffer& source = * (WavesMidiBuffer*)port_buffer;
97 if (event_index >= source.size ()) {
98 std::cerr << "WavesAudioBackend::midi_event_get () : 'event_index' is out of the number of events stored in 'port_buffer'!\n";
102 WavesMidiEvent* waves_midi_event = source[event_index];
104 timestamp = waves_midi_event->timestamp ();
105 size = waves_midi_event->size ();
106 *buffer = waves_midi_event->data ();
113 WavesAudioBackend::midi_event_put (void* port_buffer, pframes_t timestamp, const uint8_t* buffer, size_t size)
115 // COMMENTED FREQUENT DBG LOGS */ std::cout << "WavesAudioBackend::midi_event_put ():" << std::endl;
116 if (buffer == NULL) {
117 std::cerr << "WavesAudioBackend::midi_event_put () : NULL in the 'buffer' argument!\n";
121 if (port_buffer == NULL) {
122 std::cerr << "WavesAudioBackend::midi_event_put () : NULL in the 'port_buffer' argument!\n";
126 WavesMidiBuffer& target = * (WavesMidiBuffer*)port_buffer;
127 // COMMENTED FREQUENT DBG LOGS */ std::cout << "\t [" << target.name () << "]"<< std::endl;
129 if (target.size () && (pframes_t)target.back ()->timestamp () > timestamp) {
130 std::cerr << "WavesAudioBackend::midi_event_put (): The MIDI Event to put is a bit late!" << std::endl;
131 std::cerr << "\tprev timestamp is " << (pframes_t)target.back ()->timestamp () << " as the current one is " << timestamp << std::endl;
135 target.push_back (new WavesMidiEvent (timestamp, buffer, size));
141 WavesAudioBackend::get_midi_event_count (void* port_buffer)
143 // COMMENTED FREQUENT DBG LOGS */ std::cout << "WavesAudioBackend::get_midi_event_count (): " << std::endl;
145 if (port_buffer == NULL) {
146 std::cerr << "WavesAudioBackend::get_midi_event_count () : NULL in the 'port_buffer' argument!\n";
150 // COMMENTED FREQUENT DBG LOGS */ std::cout << "\tcount = " << (* (WavesMidiBuffer*)port_buffer).size () << std::endl;
152 return (* (WavesMidiBuffer*)port_buffer).size ();
157 WavesAudioBackend::midi_clear (void* port_buffer)
159 // COMMENTED FREQUENT DBG LOGS */ std::cout << "WavesAudioBackend::midi_clear (): " << std::endl;
160 if (port_buffer == NULL) {
161 std::cerr << "WavesAudioBackend::midi_clear () : NULL in the 'port_buffer' argument!\n";
165 (* (WavesMidiBuffer*)port_buffer).clear ();
170 WavesAudioBackend::_changed_midi_devices ()
172 if (_midi_device_manager.stream (false)) {
173 std::cerr << "WavesAudioBackend::_changed_midi_devices (): _midi_device_manager.stream (false) failed!" << std::endl;
177 _unregister_system_midi_ports ();
178 _midi_device_manager.stop ();
180 if (_midi_device_manager.start () != 0) {
181 std::cerr << "WavesAudioBackend::_changed_midi_devices (): _midi_device_manager.start () failed!" << std::endl;
185 if (_register_system_midi_ports () != 0) {
186 std::cerr << "WavesAudioBackend::_changed_midi_devices (): _register_system_midi_ports () failed!" << std::endl;
190 manager.registration_callback ();
192 if (_midi_device_manager.stream (true)) {
193 std::cerr << "WavesAudioBackend::_changed_midi_devices (): _midi_device_manager.stream (true) failed!" << std::endl;
200 WavesAudioBackend::_unregister_system_midi_ports ()
202 // COMMENTED DBG LOGS */ std::cout << "WavesAudioBackend::_unregister_system_midi_ports ()" << std::endl;
203 std::vector<WavesMidiPort*> physical_midi_ports = _physical_midi_inputs;
204 physical_midi_ports.insert (physical_midi_ports.begin (), _physical_midi_outputs.begin (), _physical_midi_outputs.end ());
206 for (std::vector<WavesMidiPort*>::const_iterator it = physical_midi_ports.begin (); it != physical_midi_ports.end (); ++it) {
207 std::vector<WavesDataPort*>::iterator port_iterator = std::find (_ports.begin (), _ports.end (), *it);
208 if (port_iterator == _ports.end ()) {
209 std::cerr << "WavesAudioBackend::_unregister_system_midi_ports (): Failed to find port [" << (*it)->name () << "]!" << std::endl;
212 _ports.erase (port_iterator);
215 _physical_midi_inputs.clear ();
216 _physical_midi_outputs.clear ();
221 WavesAudioBackend::_register_system_midi_ports ()
223 // COMMENTED DBG LOGS */ std::cout << "WavesAudioBackend::_register_system_midi_ports ()" << std::endl;
225 LatencyRange lr = {0,0};
226 lr.min = lr.max = _buffer_size;
228 for (size_t i = 0; i<_ports.size ();) {
229 WavesMidiPort* midi_port = dynamic_cast<WavesMidiPort*> (_ports[i]);
230 if (!midi_port || !midi_port->is_physical () || !midi_port->is_terminal ()) {
235 if ((midi_port->is_input () && !midi_port->midi_device ()->is_output ()) ||
236 (midi_port->is_output () && !midi_port->midi_device ()->is_input ())) {
237 disconnect_all (midi_port);
238 unregister_port (midi_port);
239 continue; // to be here for further additions in the end of this loop
245 const std::vector<WavesMidiDevice *>& devices = _midi_device_manager.devices ();
247 for (std::vector<WavesMidiDevice*>::const_iterator it = devices.begin (); it != devices.end (); ++it) {
248 if ((*it)->is_input ()) {
249 std::string port_name = "system_midi:" + (*it)->name () + " capture";
250 WavesDataPort* port = _find_port (port_name);
251 WavesMidiPort* midi_port = dynamic_cast<WavesMidiPort*> (port);
252 if (midi_port && (midi_port->type () != DataType::MIDI ||
253 midi_port->midi_device () != *it ||
254 !midi_port->is_output () ||
255 !midi_port->is_physical () ||
256 !midi_port->is_terminal ())) {
257 std::cerr << "WavesAudioBackend::_register_system_midi_ports (): the port [" << midi_port->name () << "] is inconsystently constructed!" << std::endl;
258 disconnect_all (midi_port);
259 unregister_port (midi_port);
264 port = _register_port ( port_name, DataType::MIDI , static_cast<ARDOUR::PortFlags> (IsOutput | IsPhysical | IsTerminal));
268 ((WavesMidiPort*)port)->set_midi_device (*it);
270 port->set_latency_range (lr, false);
273 if ((*it)->is_output ()) {
274 std::string port_name = "system_midi:" + (*it)->name () + " playback";
275 WavesDataPort* port = _find_port (port_name);
276 WavesMidiPort* midi_port = dynamic_cast<WavesMidiPort*> (port);
277 if (midi_port && (midi_port->type () != DataType::MIDI ||
278 midi_port->midi_device () != *it ||
279 !midi_port->is_input () ||
280 !midi_port->is_physical () ||
281 !midi_port->is_terminal ())) {
282 std::cerr << "WavesAudioBackend::_register_system_midi_ports (): the port [" << midi_port->name () << "] is inconsystently constructed!" << std::endl;
283 disconnect_all (midi_port);
284 unregister_port (midi_port);
288 port = _register_port (port_name,
290 static_cast<ARDOUR::PortFlags> (IsInput | IsPhysical | IsTerminal));
296 ((WavesMidiPort*)port)->set_midi_device ((*it));
297 port->set_latency_range (lr, true);
306 WavesAudioBackend::_read_midi_data_from_devices ()
308 // COMMENTED FREQUENT DBG LOGS */ std::cout << "WavesAudioBackend::_read_midi_data_from_devices ():" << std::endl;
309 if (!_midi_device_manager.is_streaming ())
312 _midi_device_manager.do_read ();
314 for (std::vector<WavesMidiPort*>::iterator it = _physical_midi_inputs.begin (); it != _physical_midi_inputs.end (); ++it) {
315 WavesMidiDevice* midi_device = (*it)->midi_device ();
317 WavesMidiBuffer& waves_midi_buffer = (*it)->buffer ();
318 waves_midi_buffer.clear ();
320 while (WavesMidiEvent *waves_midi_event = midi_device->dequeue_input_waves_midi_event ()) {
321 int32_t timestamp_st = _buffer_size - (_sample_time_at_cycle_start - waves_midi_event->timestamp ());
323 if (timestamp_st < 0) {
325 } else if (timestamp_st >= (int32_t)_buffer_size) {
326 timestamp_st = _buffer_size - 1;
328 waves_midi_event->set_timestamp (timestamp_st);
329 waves_midi_buffer.push_back (waves_midi_event);
337 WavesAudioBackend::_write_midi_data_to_devices (pframes_t nframes)
339 if (!_midi_device_manager.is_streaming ())
342 for (std::vector<WavesMidiPort*>::iterator it = _physical_midi_outputs.begin (); it != _physical_midi_outputs.end (); ++it) {
343 WavesMidiDevice* midi_device = (*it)->midi_device ();
344 WavesMidiBuffer &waves_midi_buffer = * (WavesMidiBuffer*) (*it)->get_buffer (nframes);
346 for (WavesMidiBufferIterator it = waves_midi_buffer.begin (); it != waves_midi_buffer.end ();) {
347 WavesMidiEvent* waves_midi_event = *it;
349 waves_midi_buffer.erase (it);
351 waves_midi_event->set_timestamp (_sample_time_at_cycle_start + waves_midi_event->timestamp () + nframes);
352 midi_device->enqueue_output_waves_midi_event (waves_midi_event);
355 _midi_device_manager.do_write ();