2 Copyright (C) 2010 Paul Davis
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.
26 #include "pbd/localtime_r.h"
27 #include "pbd/timersub.h"
29 #include "midi++/parser.h"
31 #include "ardour/async_midi_port.h"
32 #include "ardour/midi_port.h"
33 #include "ardour/audioengine.h"
35 #include "midi_tracer.h"
36 #include "gui_thread.h"
44 MidiTracer::MidiTracer ()
45 : ArdourWindow (_("MIDI Tracer"))
46 , line_count_adjustment (200, 1, 2000, 1, 10)
47 , line_count_spinner (line_count_adjustment)
48 , line_count_label (_("Line history: "))
51 , show_delta_time (false)
54 , buffer_pool ("miditracer", buffer_size, 1024) // 1024 256 byte buffers
55 , autoscroll_button (_("Auto-Scroll"))
56 , base_button (_("Decimal"))
57 , collect_button (_("Enabled"))
58 , delta_time_button (_("Delta times"))
60 ARDOUR::AudioEngine::instance()->PortRegisteredOrUnregistered.connect
61 (_manager_connection, invalidator (*this), boost::bind (&MidiTracer::ports_changed, this), gui_context());
63 _last_receipt.tv_sec = 0;
64 _last_receipt.tv_usec = 0;
66 VBox* vbox = manage (new VBox);
67 vbox->set_spacing (4);
69 HBox* pbox = manage (new HBox);
70 pbox->set_spacing (6);
71 pbox->pack_start (*manage (new Label (_("Port:"))), false, false);
73 _port_combo.signal_changed().connect (sigc::mem_fun (*this, &MidiTracer::port_changed));
74 pbox->pack_start (_port_combo);
76 vbox->pack_start (*pbox, false, false);
79 vbox->set_border_width (12);
80 vbox->pack_start (scroller, true, true);
83 text.set_name ("MidiTracerTextView");
85 scroller.set_size_request (400, 400);
87 collect_button.set_active (true);
88 base_button.set_active (false);
89 autoscroll_button.set_active (true);
91 line_count_box.set_spacing (6);
92 line_count_box.pack_start (line_count_label, false, false);
93 line_count_box.pack_start (line_count_spinner, false, false);
95 line_count_spinner.show ();
96 line_count_label.show ();
97 line_count_box.show ();
99 HBox* bbox = manage (new HBox);
100 bbox->add (line_count_box);
101 bbox->add (delta_time_button);
102 bbox->add (base_button);
103 bbox->add (collect_button);
104 bbox->add (autoscroll_button);
107 vbox->pack_start (*bbox, false, false);
111 base_button.signal_toggled().connect (sigc::mem_fun (*this, &MidiTracer::base_toggle));
112 collect_button.signal_toggled().connect (sigc::mem_fun (*this, &MidiTracer::collect_toggle));
113 autoscroll_button.signal_toggled().connect (sigc::mem_fun (*this, &MidiTracer::autoscroll_toggle));
114 delta_time_button.signal_toggled().connect (sigc::mem_fun (*this, &MidiTracer::delta_toggle));
117 collect_button.show ();
118 autoscroll_button.show ();
125 MidiTracer::~MidiTracer()
130 MidiTracer::ports_changed ()
132 string const c = _port_combo.get_active_text ();
133 _port_combo.clear ();
135 ARDOUR::PortManager::PortList pl;
136 ARDOUR::AudioEngine::instance()->get_ports (ARDOUR::DataType::MIDI, pl);
139 _port_combo.set_active_text ("");
143 for (ARDOUR::PortManager::PortList::const_iterator i = pl.begin(); i != pl.end(); ++i) {
144 _port_combo.append_text ((*i)->name());
148 _port_combo.set_active_text (pl.front()->name());
150 _port_combo.set_active_text (c);
155 MidiTracer::port_changed ()
157 using namespace ARDOUR;
161 boost::shared_ptr<ARDOUR::Port> p = AudioEngine::instance()->get_port_by_name (_port_combo.get_active_text());
164 std::cerr << "port not found\n";
168 /* The inheritance heirarchy makes this messy. AsyncMIDIPort has two
169 * available MIDI::Parsers what we could connect to, ::self_parser()
170 * (from ARDOUR::MidiPort) and ::parser() from MIDI::Port. One day,
171 * this mess will all go away ...
174 boost::shared_ptr<AsyncMIDIPort> async = boost::dynamic_pointer_cast<AsyncMIDIPort> (p);
178 boost::shared_ptr<ARDOUR::MidiPort> mp = boost::dynamic_pointer_cast<ARDOUR::MidiPort> (p);
181 mp->self_parser().any.connect_same_thread (_parser_connection, boost::bind (&MidiTracer::tracer, this, _1, _2, _3));
182 mp->set_trace_on (true);
187 async->parser()->any.connect_same_thread (_parser_connection, boost::bind (&MidiTracer::tracer, this, _1, _2, _3));
192 MidiTracer::disconnect ()
194 _parser_connection.disconnect ();
197 traced_port->set_trace_on (false);
198 traced_port.reset ();
203 MidiTracer::tracer (Parser&, byte* msg, size_t len)
212 gettimeofday (&tv, 0);
214 buf = (char *) buffer_pool.alloc ();
215 bufsize = buffer_size;
217 if (_last_receipt.tv_sec != 0 && show_delta_time) {
218 struct timeval delta;
219 timersub (&tv, &_last_receipt, &delta);
220 s = snprintf (buf, bufsize, "+%02" PRId64 ":%06" PRId64, (int64_t) delta.tv_sec, (int64_t) delta.tv_usec);
223 localtime_r ((const time_t*)&tv.tv_sec, &now);
224 s = strftime (buf, bufsize, "%H:%M:%S", &now);
226 s += snprintf (&buf[s], bufsize, ".%06" PRId64, (int64_t) tv.tv_usec);
232 switch ((eventType) msg[0]&0xf0) {
235 s += snprintf (&buf[s], bufsize, "%16s chn %2d %02x %02x\n", "NoteOff", (msg[0]&0xf)+1, (int) msg[1], (int) msg[2]);
237 s += snprintf (&buf[s], bufsize, "%16s chn %2d %-3d %-3d\n", "NoteOff", (msg[0]&0xf)+1, (int) msg[1], (int) msg[2]);
243 s += snprintf (&buf[s], bufsize, "%16s chn %2d %02x %02x\n", "NoteOn", (msg[0]&0xf)+1, (int) msg[1], (int) msg[2]);
245 s += snprintf (&buf[s], bufsize, "%16s chn %2d %-3d %-3d\n", "NoteOn", (msg[0]&0xf)+1, (int) msg[1], (int) msg[2]);
251 s += snprintf (&buf[s], bufsize, "%16s chn %2d %02x\n", "PolyPressure", (msg[0]&0xf)+1, (int) msg[1]);
253 s += snprintf (&buf[s], bufsize, "%16s chn %2d %-3d\n", "PolyPressure", (msg[0]&0xf)+1, (int) msg[1]);
257 case MIDI::controller:
259 s += snprintf (&buf[s], bufsize, "%16s chn %2d %02x %02x\n", "Controller", (msg[0]&0xf)+1, (int) msg[1], (int) msg[2]);
261 s += snprintf (&buf[s], bufsize, "%16s chn %2d %2d %-3d\n", "Controller", (msg[0]&0xf)+1, (int) msg[1], (int) msg[2]);
267 s += snprintf (&buf[s], bufsize, "%16s chn %2d %02x\n", "Program Change", (msg[0]&0xf)+1, (int) msg[1]);
269 s += snprintf (&buf[s], bufsize, "%16s chn %2d %-3d\n", "Program Change", (msg[0]&0xf)+1, (int) msg[1]);
275 s += snprintf (&buf[s], bufsize, "%16s chn %2d %02x/%-3d\n", "Channel Pressure", (msg[0]&0xf)+1, (int) msg[1], (int) msg[1]);
277 s += snprintf (&buf[s], bufsize, "%16s chn %2d %02x/%-3d\n", "Channel Pressure", (msg[0]&0xf)+1, (int) msg[1], (int) msg[1]);
281 case MIDI::pitchbend:
283 s += snprintf (&buf[s], bufsize, "%16s chn %2d %02x %02x\n", "Pitch Bend", (msg[0]&0xf)+1, (int) msg[1], (int) msg[2]);
285 s += snprintf (&buf[s], bufsize, "%16s chn %2d %-3d %-3d\n", "Pitch Bend", (msg[0]&0xf)+1, (int) msg[1], (int) msg[2]);
293 s += snprintf (&buf[s], bufsize, "%16s\n", "Clock");
296 s += snprintf (&buf[s], bufsize, "%16s\n", "Start");
299 s += snprintf (&buf[s], bufsize, "%16s\n", "Continue");
302 s += snprintf (&buf[s], bufsize, "%16s\n", "Stop");
305 s += snprintf (&buf[s], bufsize, "%16s\n", "Active Sense");
308 s += snprintf (&buf[s], bufsize, "%16s\n", "Reset");
311 s += snprintf (&buf[s], bufsize, "%16s %02x\n", "Sysex", (int) msg[1]);
315 } else if (len > 5 && msg[0] == 0xf0 && msg[1] == 0x7f && msg[3] == 0x06) {
318 if (cmd == 0x44 && msg[5] == 0x06 && msg[6] == 0x01) {
320 &buf[s], bufsize, " MMC locate to %02d:%02d:%02d:%02d.%02d\n",
321 msg[7], msg[8], msg[9], msg[10], msg[11]
327 } else if (cmd == 0x3) {
328 name = "DEFERRED PLAY";
329 } else if (cmd == 0x6) {
330 name = "RECORD STROBE";
331 } else if (cmd == 0x7) {
332 name = "RECORD EXIT";
333 } else if (cmd == 0x8) {
334 name = "RECORD PAUSE";
337 s += snprintf (&buf[s], bufsize, " MMC command %s\n", name.c_str());
339 s += snprintf (&buf[s], bufsize, " MMC command %02x\n", cmd);
343 } else if (len == 10 && msg[0] == 0xf0 && msg[1] == 0x7f && msg[9] == 0xf7) {
347 &buf[s], bufsize, " MTC full frame to %02d:%02d:%02d:%02d\n", msg[5] & 0x1f, msg[6], msg[7], msg[8]
349 } else if (len == 3 && msg[0] == MIDI::position) {
351 /* MIDI Song Position */
352 int midi_beats = (msg[2] << 7) | msg[1];
353 s += snprintf (&buf[s], bufsize, "%16s %d\n", "Position", (int) midi_beats);
358 s += snprintf (&buf[s], bufsize, "%16s (%d) = [", "Sysex", (int) len);
361 for (unsigned int i = 0; i < len && bufsize > 3; ++i) {
363 s += snprintf (&buf[s], bufsize, " %02x", msg[i]);
365 s += snprintf (&buf[s], bufsize, "%02x", msg[i]);
369 s += snprintf (&buf[s], bufsize, "]\n");
374 s += snprintf (&buf[s], bufsize, "%16s\n", "Song");
378 s += snprintf (&buf[s], bufsize, "%16s\n", "Tune");
382 s += snprintf (&buf[s], bufsize, "%16s\n", "EOX");
386 s += snprintf (&buf[s], bufsize, "%16s\n", "Timing");
390 s += snprintf (&buf[s], bufsize, "%16s\n", "Start");
394 s += snprintf (&buf[s], bufsize, "%16s\n", "Stop");
398 s += snprintf (&buf[s], bufsize, "%16s\n", "Continue");
402 s += snprintf (&buf[s], bufsize, "%16s\n", "Active Sense");
406 s += snprintf (&buf[s], bufsize, "%16s\n", "Unknown");
410 // If you want to append more to the line, uncomment this first
413 assert(s <= buffer_size); // clang dead-assignment
415 fifo.write (&buf, 1);
417 if (g_atomic_int_get (const_cast<gint*> (&_update_queued)) == 0) {
418 gui_context()->call_slot (invalidator (*this), boost::bind (&MidiTracer::update, this));
419 g_atomic_int_inc (const_cast<gint*> (&_update_queued));
424 MidiTracer::update ()
426 bool updated = false;
427 g_atomic_int_dec_and_test (const_cast<gint*> (&_update_queued));
429 RefPtr<TextBuffer> buf (text.get_buffer());
431 int excess = buf->get_line_count() - line_count_adjustment.get_value();
434 buf->erase (buf->begin(), buf->get_iter_at_line (excess));
439 while (fifo.read (&str, 1)) {
440 buf->insert (buf->end(), string (str));
441 buffer_pool.release (str);
445 if (updated && autoscroll) {
446 scroller.get_vadjustment()->set_value (scroller.get_vadjustment()->get_upper());
451 MidiTracer::base_toggle ()
453 show_hex = !base_button.get_active();
457 MidiTracer::delta_toggle ()
459 show_delta_time = delta_time_button.get_active();
463 MidiTracer::collect_toggle ()
465 if (collect_button.get_active ()) {
473 MidiTracer::autoscroll_toggle ()
475 autoscroll = autoscroll_button.get_active ();