1 #include "mainwindow.h"
11 #include <QInputDialog>
12 #include <QKeySequence>
14 #include <QMessageBox>
16 #include <QPushButton>
17 #include <QResizeEvent>
22 #include "aboutdialog.h"
23 #include "disk_space_estimator.h"
26 #include "input_mapping_dialog.h"
28 #include "midi_mapping.pb.h"
29 #include "midi_mapping_dialog.h"
31 #include "post_to_main_thread.h"
32 #include "ui_audio_miniview.h"
33 #include "ui_audio_expanded_view.h"
34 #include "ui_display.h"
35 #include "ui_mainwindow.h"
41 using namespace std::chrono;
42 using namespace std::placeholders;
44 Q_DECLARE_METATYPE(std::string);
45 Q_DECLARE_METATYPE(std::vector<std::string>);
47 MainWindow *global_mainwindow = nullptr;
49 // -0.1 dBFS is EBU peak limit. We use it consistently, even for the bus meters
50 // (which don't calculate interpolate peak, and in general don't follow EBU recommendations).
51 constexpr float peak_limit_dbfs = -0.1f;
55 void schedule_cut_signal(int ignored)
57 global_mixer->schedule_cut();
60 void quit_signal(int ignored)
62 global_mainwindow->close();
65 void slave_knob(QDial *master, QDial *slave)
67 QWidget::connect(master, &QDial::valueChanged, [slave](int value){
68 slave->blockSignals(true);
69 slave->setValue(value);
70 slave->blockSignals(false);
72 QWidget::connect(slave, &QDial::valueChanged, [master](int value){
73 master->setValue(value);
77 void slave_checkbox(QCheckBox *master, QCheckBox *slave)
79 QWidget::connect(master, &QCheckBox::stateChanged, [slave](int state){
80 slave->blockSignals(true);
81 slave->setCheckState(Qt::CheckState(state));
82 slave->blockSignals(false);
84 QWidget::connect(slave, &QCheckBox::stateChanged, [master](int state){
85 master->setCheckState(Qt::CheckState(state));
89 void slave_fader(NonLinearFader *master, NonLinearFader *slave)
91 QWidget::connect(master, &NonLinearFader::dbValueChanged, [slave](double value) {
92 slave->blockSignals(true);
93 slave->setDbValue(value);
94 slave->blockSignals(false);
96 QWidget::connect(slave, &NonLinearFader::dbValueChanged, [master](double value){
97 master->setDbValue(value);
101 constexpr unsigned DB_NO_FLAGS = 0x0;
102 constexpr unsigned DB_WITH_SIGN = 0x1;
103 constexpr unsigned DB_BARE = 0x2;
105 string format_db(double db, unsigned flags)
108 if (flags & DB_WITH_SIGN) {
111 snprintf(buf, sizeof(buf), "%+.1f", db);
113 } else if (db < 0.0) {
116 // Should never happen, really.
122 snprintf(buf, sizeof(buf), "%.1f", db);
124 } else if (db < 0.0) {
127 // Should never happen, really.
131 if (!(flags & DB_BARE)) {
137 void set_peak_label(QLabel *peak_label, float peak_db)
139 peak_label->setText(QString::fromStdString(format_db(peak_db, DB_BARE)));
141 if (peak_db > peak_limit_dbfs) {
142 peak_label->setStyleSheet("QLabel { background-color: red; color: white; }");
144 peak_label->setStyleSheet("");
150 MainWindow::MainWindow()
151 : ui(new Ui::MainWindow), midi_mapper(this)
153 global_mainwindow = this;
156 global_disk_space_estimator = new DiskSpaceEstimator(bind(&MainWindow::report_disk_space, this, _1, _2));
157 disk_free_label = new QLabel(this);
158 disk_free_label->setStyleSheet("QLabel {padding-right: 5px;}");
159 ui->menuBar->setCornerWidget(disk_free_label);
161 QActionGroup *audio_mapping_group = new QActionGroup(this);
162 ui->simple_audio_mode->setActionGroup(audio_mapping_group);
163 ui->multichannel_audio_mode->setActionGroup(audio_mapping_group);
165 ui->me_live->set_output(Mixer::OUTPUT_LIVE);
166 ui->me_preview->set_output(Mixer::OUTPUT_PREVIEW);
169 connect(ui->cut_action, &QAction::triggered, this, &MainWindow::cut_triggered);
170 connect(ui->exit_action, &QAction::triggered, this, &MainWindow::exit_triggered);
171 connect(ui->about_action, &QAction::triggered, this, &MainWindow::about_triggered);
172 connect(ui->simple_audio_mode, &QAction::triggered, this, &MainWindow::simple_audio_mode_triggered);
173 connect(ui->multichannel_audio_mode, &QAction::triggered, this, &MainWindow::multichannel_audio_mode_triggered);
174 connect(ui->input_mapping_action, &QAction::triggered, this, &MainWindow::input_mapping_triggered);
175 connect(ui->midi_mapping_action, &QAction::triggered, this, &MainWindow::midi_mapping_triggered);
177 if (global_flags.x264_video_to_http) {
178 connect(ui->x264_bitrate_action, &QAction::triggered, this, &MainWindow::x264_bitrate_triggered);
180 ui->x264_bitrate_action->setEnabled(false);
183 // Hook up the transition buttons. (Keyboard shortcuts are set in set_transition_names().)
184 // TODO: Make them dynamic.
185 connect(ui->transition_btn1, &QPushButton::clicked, bind(&MainWindow::transition_clicked, this, 0));
186 connect(ui->transition_btn2, &QPushButton::clicked, bind(&MainWindow::transition_clicked, this, 1));
187 connect(ui->transition_btn3, &QPushButton::clicked, bind(&MainWindow::transition_clicked, this, 2));
190 transition_btn1 = ui->transition_btn1;
191 transition_btn2 = ui->transition_btn2;
192 transition_btn3 = ui->transition_btn3;
193 qRegisterMetaType<string>("std::string");
194 qRegisterMetaType<vector<string>>("std::vector<std::string>");
195 connect(ui->me_live, &GLWidget::transition_names_updated, this, &MainWindow::set_transition_names);
196 qRegisterMetaType<Mixer::Output>("Mixer::Output");
198 // Hook up the prev/next buttons on the audio views.
199 connect(ui->compact_prev_page, &QAbstractButton::clicked, bind(&QStackedWidget::setCurrentIndex, ui->audio_views, 1));
200 connect(ui->compact_next_page, &QAbstractButton::clicked, bind(&QStackedWidget::setCurrentIndex, ui->audio_views, 1));
201 connect(ui->full_prev_page, &QAbstractButton::clicked, bind(&QStackedWidget::setCurrentIndex, ui->audio_views, 0));
202 connect(ui->full_next_page, &QAbstractButton::clicked, bind(&QStackedWidget::setCurrentIndex, ui->audio_views, 0));
204 // And bind the same to PgUp/PgDown.
205 auto switch_page = [this]{
206 if (global_audio_mixer->get_mapping_mode() == AudioMixer::MappingMode::MULTICHANNEL) {
207 ui->audio_views->setCurrentIndex(1 - ui->audio_views->currentIndex());
210 connect(new QShortcut(QKeySequence::MoveToNextPage, this), &QShortcut::activated, switch_page);
211 connect(new QShortcut(QKeySequence::MoveToPreviousPage, this), &QShortcut::activated, switch_page);
213 last_audio_level_callback = steady_clock::now() - seconds(1);
215 if (!global_flags.midi_mapping_filename.empty()) {
216 MIDIMappingProto midi_mapping;
217 if (!load_midi_mapping_from_file(global_flags.midi_mapping_filename, &midi_mapping)) {
218 fprintf(stderr, "Couldn't load MIDI mapping '%s'; exiting.\n",
219 global_flags.midi_mapping_filename.c_str());
222 midi_mapper.set_midi_mapping(midi_mapping);
224 midi_mapper.start_thread();
227 void MainWindow::resizeEvent(QResizeEvent* event)
229 QMainWindow::resizeEvent(event);
231 // Ask for a relayout, but only after the event loop is done doing relayout
232 // on everything else.
233 QMetaObject::invokeMethod(this, "relayout", Qt::QueuedConnection);
236 void MainWindow::mixer_created(Mixer *mixer)
238 // Make the previews.
239 unsigned num_previews = mixer->get_num_channels();
241 for (unsigned i = 0; i < num_previews; ++i) {
242 Mixer::Output output = Mixer::Output(Mixer::OUTPUT_INPUT0 + i);
244 QWidget *preview = new QWidget(this);
245 Ui::Display *ui_display = new Ui::Display;
246 ui_display->setupUi(preview);
247 ui_display->label->setText(mixer->get_channel_name(output).c_str());
248 ui_display->display->set_output(output);
249 ui->preview_displays->insertWidget(previews.size(), preview, 1);
250 previews.push_back(ui_display);
252 // Hook up the click.
253 connect(ui_display->display, &GLWidget::clicked, bind(&MainWindow::channel_clicked, this, i));
255 // Let the theme update the text whenever the resolution or color changed.
256 connect(ui_display->display, &GLWidget::name_updated, this, &MainWindow::update_channel_name);
257 connect(ui_display->display, &GLWidget::color_updated, this, &MainWindow::update_channel_color);
259 // Hook up the keyboard key.
260 QShortcut *shortcut = new QShortcut(QKeySequence(Qt::Key_1 + i), this);
261 connect(shortcut, &QShortcut::activated, bind(&MainWindow::channel_clicked, this, i));
263 // Hook up the white balance button (irrelevant if invisible).
264 ui_display->wb_button->setVisible(mixer->get_supports_set_wb(output));
265 connect(ui_display->wb_button, &QPushButton::clicked, bind(&MainWindow::wb_button_clicked, this, i));
268 global_audio_mixer->set_state_changed_callback(bind(&MainWindow::audio_state_changed, this));
270 slave_knob(ui->locut_cutoff_knob, ui->locut_cutoff_knob_2);
271 slave_knob(ui->limiter_threshold_knob, ui->limiter_threshold_knob_2);
272 slave_knob(ui->makeup_gain_knob, ui->makeup_gain_knob_2);
273 slave_checkbox(ui->makeup_gain_auto_checkbox, ui->makeup_gain_auto_checkbox_2);
274 slave_checkbox(ui->limiter_enabled, ui->limiter_enabled_2);
276 reset_audio_mapping_ui();
278 // TODO: Fetch all of the values these for completeness,
279 // not just the enable knobs implied by flags.
280 ui->limiter_enabled->setChecked(global_audio_mixer->get_limiter_enabled());
281 ui->makeup_gain_auto_checkbox->setChecked(global_audio_mixer->get_final_makeup_gain_auto());
283 // Controls used only for simple audio fetch their state from the first bus.
284 constexpr unsigned simple_bus_index = 0;
285 if (global_audio_mixer->get_mapping_mode() == AudioMixer::MappingMode::SIMPLE) {
286 ui->locut_enabled->setChecked(global_audio_mixer->get_locut_enabled(simple_bus_index));
287 ui->gainstaging_knob->setValue(global_audio_mixer->get_gain_staging_db(simple_bus_index));
288 ui->gainstaging_auto_checkbox->setChecked(global_audio_mixer->get_gain_staging_auto(simple_bus_index));
289 ui->compressor_enabled->setChecked(global_audio_mixer->get_compressor_enabled(simple_bus_index));
290 ui->compressor_threshold_db_display->setText(
291 QString::fromStdString(format_db(mixer->get_audio_mixer()->get_compressor_threshold_dbfs(simple_bus_index), DB_WITH_SIGN)));
293 connect(ui->locut_enabled, &QCheckBox::stateChanged, [this](int state){
294 global_audio_mixer->set_locut_enabled(simple_bus_index, state == Qt::Checked);
295 midi_mapper.refresh_lights();
297 connect(ui->gainstaging_knob, &QAbstractSlider::valueChanged,
298 bind(&MainWindow::gain_staging_knob_changed, this, simple_bus_index, _1));
299 connect(ui->gainstaging_auto_checkbox, &QCheckBox::stateChanged, [this, simple_bus_index](int state){
300 global_audio_mixer->set_gain_staging_auto(simple_bus_index, state == Qt::Checked);
301 midi_mapper.refresh_lights();
303 connect(ui->compressor_threshold_knob, &QDial::valueChanged,
304 bind(&MainWindow::compressor_threshold_knob_changed, this, simple_bus_index, _1));
305 connect(ui->compressor_enabled, &QCheckBox::stateChanged, [this, simple_bus_index](int state){
306 global_audio_mixer->set_compressor_enabled(simple_bus_index, state == Qt::Checked);
307 midi_mapper.refresh_lights();
310 // Global mastering controls.
311 QString limiter_threshold_label(
312 QString::fromStdString(format_db(mixer->get_audio_mixer()->get_limiter_threshold_dbfs(), DB_WITH_SIGN)));
313 ui->limiter_threshold_db_display->setText(limiter_threshold_label);
314 ui->limiter_threshold_db_display_2->setText(limiter_threshold_label);
316 connect(ui->locut_cutoff_knob, &QDial::valueChanged, this, &MainWindow::cutoff_knob_changed);
317 cutoff_knob_changed(ui->locut_cutoff_knob->value());
319 connect(ui->makeup_gain_knob, &QAbstractSlider::valueChanged, this, &MainWindow::final_makeup_gain_knob_changed);
320 connect(ui->makeup_gain_auto_checkbox, &QCheckBox::stateChanged, [this](int state){
321 global_audio_mixer->set_final_makeup_gain_auto(state == Qt::Checked);
322 midi_mapper.refresh_lights();
325 connect(ui->limiter_threshold_knob, &QDial::valueChanged, this, &MainWindow::limiter_threshold_knob_changed);
326 connect(ui->limiter_enabled, &QCheckBox::stateChanged, [this](int state){
327 global_audio_mixer->set_limiter_enabled(state == Qt::Checked);
328 midi_mapper.refresh_lights();
330 connect(ui->reset_meters_button, &QPushButton::clicked, this, &MainWindow::reset_meters_button_clicked);
331 mixer->get_audio_mixer()->set_audio_level_callback(bind(&MainWindow::audio_level_callback, this, _1, _2, _3, _4, _5, _6, _7, _8));
333 midi_mapper.refresh_highlights();
334 midi_mapper.refresh_lights();
336 struct sigaction act;
337 memset(&act, 0, sizeof(act));
338 act.sa_handler = schedule_cut_signal;
339 act.sa_flags = SA_RESTART;
340 sigaction(SIGHUP, &act, nullptr);
342 // Mostly for debugging. Don't override SIGINT, that's so evil if
343 // shutdown isn't instant.
344 memset(&act, 0, sizeof(act));
345 act.sa_handler = quit_signal;
346 act.sa_flags = SA_RESTART;
347 sigaction(SIGUSR1, &act, nullptr);
350 void MainWindow::reset_audio_mapping_ui()
352 bool simple = (global_audio_mixer->get_mapping_mode() == AudioMixer::MappingMode::SIMPLE);
354 ui->simple_audio_mode->setChecked(simple);
355 ui->multichannel_audio_mode->setChecked(!simple);
356 ui->input_mapping_action->setEnabled(!simple);
357 ui->midi_mapping_action->setEnabled(!simple);
359 ui->locut_enabled->setVisible(simple);
360 ui->gainstaging_label->setVisible(simple);
361 ui->gainstaging_knob->setVisible(simple);
362 ui->gainstaging_db_display->setVisible(simple);
363 ui->gainstaging_auto_checkbox->setVisible(simple);
364 ui->compressor_threshold_label->setVisible(simple);
365 ui->compressor_threshold_knob->setVisible(simple);
366 ui->compressor_threshold_db_display->setVisible(simple);
367 ui->compressor_enabled->setVisible(simple);
369 setup_audio_miniview();
370 setup_audio_expanded_view();
373 ui->audio_views->setCurrentIndex(0);
375 ui->compact_header->setVisible(!simple);
377 midi_mapper.refresh_highlights();
378 midi_mapper.refresh_lights();
381 void MainWindow::setup_audio_miniview()
383 // Remove any existing channels.
384 for (QLayoutItem *item; (item = ui->faders->takeAt(0)) != nullptr; ) {
385 delete item->widget();
388 audio_miniviews.clear();
390 if (global_audio_mixer->get_mapping_mode() == AudioMixer::MappingMode::SIMPLE) {
394 // Set up brand new ones from the input mapping.
395 InputMapping mapping = global_audio_mixer->get_input_mapping();
396 audio_miniviews.resize(mapping.buses.size());
397 for (unsigned bus_index = 0; bus_index < mapping.buses.size(); ++bus_index) {
398 QWidget *channel = new QWidget(this);
399 Ui::AudioMiniView *ui_audio_miniview = new Ui::AudioMiniView;
400 ui_audio_miniview->setupUi(channel);
401 ui_audio_miniview->bus_desc_label->setFullText(
402 QString::fromStdString(mapping.buses[bus_index].name));
403 audio_miniviews[bus_index] = ui_audio_miniview;
405 // Set up the peak meter.
406 VUMeter *peak_meter = ui_audio_miniview->peak_meter;
407 peak_meter->set_min_level(-30.0f);
408 peak_meter->set_max_level(0.0f);
409 peak_meter->set_ref_level(0.0f);
411 ui_audio_miniview->fader->setDbValue(global_audio_mixer->get_fader_volume(bus_index));
413 ui->faders->addWidget(channel);
415 connect(ui_audio_miniview->fader, &NonLinearFader::dbValueChanged,
416 bind(&MainWindow::mini_fader_changed, this, bus_index, _1));
417 connect(ui_audio_miniview->peak_display_label, &ClickableLabel::clicked,
419 global_audio_mixer->reset_peak(bus_index);
424 void MainWindow::setup_audio_expanded_view()
426 // Remove any existing channels.
427 for (QLayoutItem *item; (item = ui->buses->takeAt(0)) != nullptr; ) {
428 delete item->widget();
431 audio_expanded_views.clear();
433 if (global_audio_mixer->get_mapping_mode() == AudioMixer::MappingMode::SIMPLE) {
437 // Set up brand new ones from the input mapping.
438 InputMapping mapping = global_audio_mixer->get_input_mapping();
439 audio_expanded_views.resize(mapping.buses.size());
440 for (unsigned bus_index = 0; bus_index < mapping.buses.size(); ++bus_index) {
441 QWidget *channel = new QWidget(this);
442 Ui::AudioExpandedView *ui_audio_expanded_view = new Ui::AudioExpandedView;
443 ui_audio_expanded_view->setupUi(channel);
444 ui_audio_expanded_view->bus_desc_label->setFullText(
445 QString::fromStdString(mapping.buses[bus_index].name));
446 audio_expanded_views[bus_index] = ui_audio_expanded_view;
447 update_eq_label(bus_index, EQ_BAND_TREBLE, global_audio_mixer->get_eq(bus_index, EQ_BAND_TREBLE));
448 update_eq_label(bus_index, EQ_BAND_MID, global_audio_mixer->get_eq(bus_index, EQ_BAND_MID));
449 update_eq_label(bus_index, EQ_BAND_BASS, global_audio_mixer->get_eq(bus_index, EQ_BAND_BASS));
450 ui_audio_expanded_view->fader->setDbValue(global_audio_mixer->get_fader_volume(bus_index));
451 ui->buses->addWidget(channel);
453 ui_audio_expanded_view->locut_enabled->setChecked(global_audio_mixer->get_locut_enabled(bus_index));
454 connect(ui_audio_expanded_view->locut_enabled, &QCheckBox::stateChanged, [this, bus_index](int state){
455 global_audio_mixer->set_locut_enabled(bus_index, state == Qt::Checked);
456 midi_mapper.refresh_lights();
459 connect(ui_audio_expanded_view->treble_knob, &QDial::valueChanged,
460 bind(&MainWindow::eq_knob_changed, this, bus_index, EQ_BAND_TREBLE, _1));
461 connect(ui_audio_expanded_view->mid_knob, &QDial::valueChanged,
462 bind(&MainWindow::eq_knob_changed, this, bus_index, EQ_BAND_MID, _1));
463 connect(ui_audio_expanded_view->bass_knob, &QDial::valueChanged,
464 bind(&MainWindow::eq_knob_changed, this, bus_index, EQ_BAND_BASS, _1));
466 ui_audio_expanded_view->gainstaging_knob->setValue(global_audio_mixer->get_gain_staging_db(bus_index));
467 ui_audio_expanded_view->gainstaging_auto_checkbox->setChecked(global_audio_mixer->get_gain_staging_auto(bus_index));
468 ui_audio_expanded_view->compressor_enabled->setChecked(global_audio_mixer->get_compressor_enabled(bus_index));
470 connect(ui_audio_expanded_view->gainstaging_knob, &QAbstractSlider::valueChanged, bind(&MainWindow::gain_staging_knob_changed, this, bus_index, _1));
471 connect(ui_audio_expanded_view->gainstaging_auto_checkbox, &QCheckBox::stateChanged, [this, bus_index](int state){
472 global_audio_mixer->set_gain_staging_auto(bus_index, state == Qt::Checked);
473 midi_mapper.refresh_lights();
476 connect(ui_audio_expanded_view->compressor_threshold_knob, &QDial::valueChanged, bind(&MainWindow::compressor_threshold_knob_changed, this, bus_index, _1));
477 connect(ui_audio_expanded_view->compressor_enabled, &QCheckBox::stateChanged, [this, bus_index](int state){
478 global_audio_mixer->set_compressor_enabled(bus_index, state == Qt::Checked);
479 midi_mapper.refresh_lights();
482 slave_fader(audio_miniviews[bus_index]->fader, ui_audio_expanded_view->fader);
484 // Set up the peak meter.
485 VUMeter *peak_meter = ui_audio_expanded_view->peak_meter;
486 peak_meter->set_min_level(-30.0f);
487 peak_meter->set_max_level(0.0f);
488 peak_meter->set_ref_level(0.0f);
490 connect(ui_audio_expanded_view->peak_display_label, &ClickableLabel::clicked,
491 [this, bus_index]() {
492 global_audio_mixer->reset_peak(bus_index);
493 midi_mapper.refresh_lights();
496 // Set up the compression attenuation meter.
497 VUMeter *reduction_meter = ui_audio_expanded_view->reduction_meter;
498 reduction_meter->set_min_level(0.0f);
499 reduction_meter->set_max_level(10.0f);
500 reduction_meter->set_ref_level(0.0f);
501 reduction_meter->set_flip(true);
504 update_cutoff_labels(global_audio_mixer->get_locut_cutoff());
507 void MainWindow::mixer_shutting_down()
509 ui->me_live->clean_context();
510 ui->me_preview->clean_context();
511 for (Ui::Display *display : previews) {
512 display->display->clean_context();
516 void MainWindow::cut_triggered()
518 global_mixer->schedule_cut();
521 void MainWindow::x264_bitrate_triggered()
524 int new_bitrate = QInputDialog::getInt(this, "Change x264 bitrate", "Choose new bitrate for x264 HTTP output (from 100–100,000 kbit/sec):", global_flags.x264_bitrate, /*min=*/100, /*max=*/100000, /*step=*/100, &ok);
525 if (ok && new_bitrate >= 100 && new_bitrate <= 100000) {
526 global_flags.x264_bitrate = new_bitrate;
527 global_mixer->change_x264_bitrate(new_bitrate);
531 void MainWindow::exit_triggered()
536 void MainWindow::about_triggered()
538 AboutDialog().exec();
541 void MainWindow::simple_audio_mode_triggered()
543 if (global_audio_mixer->get_mapping_mode() == AudioMixer::MappingMode::SIMPLE) {
546 unsigned card_index = global_audio_mixer->get_simple_input();
547 if (card_index == numeric_limits<unsigned>::max()) {
548 QMessageBox::StandardButton reply =
549 QMessageBox::question(this,
550 "Mapping too complex",
551 "The current audio mapping is too complicated to be representable in simple mode, "
552 "and will be discarded if you proceed. Really go to simple audio mode?",
553 QMessageBox::Yes | QMessageBox::No);
554 if (reply == QMessageBox::No) {
555 ui->simple_audio_mode->setChecked(false);
556 ui->multichannel_audio_mode->setChecked(true);
561 global_audio_mixer->set_simple_input(/*card_index=*/card_index);
562 reset_audio_mapping_ui();
565 void MainWindow::multichannel_audio_mode_triggered()
567 if (global_audio_mixer->get_mapping_mode() == AudioMixer::MappingMode::MULTICHANNEL) {
571 // Take the generated input mapping from the simple input,
572 // and set it as a normal multichannel mapping, which causes
573 // the mode to go to multichannel.
574 global_audio_mixer->set_input_mapping(global_audio_mixer->get_input_mapping());
575 reset_audio_mapping_ui();
578 void MainWindow::input_mapping_triggered()
580 if (InputMappingDialog().exec() == QDialog::Accepted) {
581 setup_audio_miniview();
582 setup_audio_expanded_view();
584 midi_mapper.refresh_highlights();
585 midi_mapper.refresh_lights();
588 void MainWindow::midi_mapping_triggered()
590 MIDIMappingDialog(&midi_mapper).exec();
593 void MainWindow::gain_staging_knob_changed(unsigned bus_index, int value)
595 if (bus_index == 0) {
596 ui->gainstaging_auto_checkbox->setCheckState(Qt::Unchecked);
598 if (bus_index < audio_expanded_views.size()) {
599 audio_expanded_views[bus_index]->gainstaging_auto_checkbox->setCheckState(Qt::Unchecked);
602 float gain_db = value * 0.1f;
603 global_audio_mixer->set_gain_staging_db(bus_index, gain_db);
605 // The label will be updated by the audio level callback.
608 void MainWindow::final_makeup_gain_knob_changed(int value)
610 ui->makeup_gain_auto_checkbox->setCheckState(Qt::Unchecked);
612 float gain_db = value * 0.1f;
613 global_audio_mixer->set_final_makeup_gain_db(gain_db);
615 // The label will be updated by the audio level callback.
618 void MainWindow::cutoff_knob_changed(int value)
620 float octaves = value * 0.1f;
621 float cutoff_hz = 20.0 * pow(2.0, octaves);
622 global_audio_mixer->set_locut_cutoff(cutoff_hz);
623 update_cutoff_labels(cutoff_hz);
626 void MainWindow::update_cutoff_labels(float cutoff_hz)
629 snprintf(buf, sizeof(buf), "%ld Hz", lrintf(cutoff_hz));
630 ui->locut_cutoff_display->setText(buf);
631 ui->locut_cutoff_display_2->setText(buf);
633 for (unsigned bus_index = 0; bus_index < audio_expanded_views.size(); ++bus_index) {
634 audio_expanded_views[bus_index]->locut_enabled->setText(
635 QString("Lo-cut: ") + buf);
639 void MainWindow::report_disk_space(off_t free_bytes, double estimated_seconds_left)
642 if (estimated_seconds_left < 60.0) {
643 strcpy(time_str, "<font color=\"red\">Less than a minute</font>");
644 } else if (estimated_seconds_left < 1800.0) { // Less than half an hour: Xm Ys (red).
645 int s = lrintf(estimated_seconds_left);
648 snprintf(time_str, sizeof(time_str), "<font color=\"red\">%dm %ds</font>", m, s);
649 } else if (estimated_seconds_left < 3600.0) { // Less than an hour: Xm.
650 int m = lrintf(estimated_seconds_left / 60.0);
651 snprintf(time_str, sizeof(time_str), "%dm", m);
652 } else if (estimated_seconds_left < 36000.0) { // Less than ten hours: Xh Ym.
653 int m = lrintf(estimated_seconds_left / 60.0);
656 snprintf(time_str, sizeof(time_str), "%dh %dm", h, m);
657 } else { // More than ten hours: Xh.
658 int h = lrintf(estimated_seconds_left / 3600.0);
659 snprintf(time_str, sizeof(time_str), "%dh", h);
662 snprintf(buf, sizeof(buf), "Disk free: %'.0f MB (approx. %s)", free_bytes / 1048576.0, time_str);
664 std::string label = buf;
666 post_to_main_thread([this, label]{
667 disk_free_label->setText(QString::fromStdString(label));
668 ui->menuBar->setCornerWidget(disk_free_label); // Need to set this again for the sizing to get right.
672 void MainWindow::eq_knob_changed(unsigned bus_index, EQBand band, int value)
674 float gain_db = value * 0.1f;
675 global_audio_mixer->set_eq(bus_index, band, gain_db);
677 update_eq_label(bus_index, band, gain_db);
680 void MainWindow::update_eq_label(unsigned bus_index, EQBand band, float gain_db)
682 Ui::AudioExpandedView *view = audio_expanded_views[bus_index];
683 string db_string = format_db(gain_db, DB_WITH_SIGN);
686 view->treble_label->setText(QString::fromStdString("Treble: " + db_string));
689 view->mid_label->setText(QString::fromStdString("Mid: " + db_string));
692 view->bass_label->setText(QString::fromStdString("Bass: " + db_string));
699 void MainWindow::limiter_threshold_knob_changed(int value)
701 float threshold_dbfs = value * 0.1f;
702 global_audio_mixer->set_limiter_threshold_dbfs(threshold_dbfs);
703 ui->limiter_threshold_db_display->setText(
704 QString::fromStdString(format_db(threshold_dbfs, DB_WITH_SIGN)));
705 ui->limiter_threshold_db_display_2->setText(
706 QString::fromStdString(format_db(threshold_dbfs, DB_WITH_SIGN)));
709 void MainWindow::compressor_threshold_knob_changed(unsigned bus_index, int value)
711 float threshold_dbfs = value * 0.1f;
712 global_audio_mixer->set_compressor_threshold_dbfs(bus_index, threshold_dbfs);
714 QString label(QString::fromStdString(format_db(threshold_dbfs, DB_WITH_SIGN)));
715 if (bus_index == 0) {
716 ui->compressor_threshold_db_display->setText(label);
718 if (bus_index < audio_expanded_views.size()) {
719 audio_expanded_views[bus_index]->compressor_threshold_db_display->setText(label);
723 void MainWindow::mini_fader_changed(int bus, double volume_db)
725 QString label(QString::fromStdString(format_db(volume_db, DB_WITH_SIGN)));
726 audio_miniviews[bus]->fader_label->setText(label);
727 audio_expanded_views[bus]->fader_label->setText(label);
729 global_audio_mixer->set_fader_volume(bus, volume_db);
732 void MainWindow::reset_meters_button_clicked()
734 global_audio_mixer->reset_meters();
735 ui->peak_display->setText(QString::fromStdString(format_db(-HUGE_VAL, DB_WITH_SIGN | DB_BARE)));
736 ui->peak_display->setStyleSheet("");
739 void MainWindow::audio_level_callback(float level_lufs, float peak_db, vector<AudioMixer::BusLevel> bus_levels,
740 float global_level_lufs,
741 float range_low_lufs, float range_high_lufs,
742 float final_makeup_gain_db,
745 steady_clock::time_point now = steady_clock::now();
747 // The meters are somewhat inefficient to update. Only update them
748 // every 100 ms or so (we get updates every 5–20 ms). Note that this
749 // means that the digital peak meters are ever so slightly too low
750 // (each update won't be a faithful representation of the highest peak
751 // since the previous update, since there are frames we won't draw),
752 // but the _peak_ of the peak meters will be correct (it's tracked in
753 // AudioMixer, not here), and that's much more important.
754 double last_update_age = duration<double>(now - last_audio_level_callback).count();
755 if (last_update_age < 0.100) {
758 last_audio_level_callback = now;
760 post_to_main_thread([=]() {
761 ui->vu_meter->set_level(level_lufs);
762 for (unsigned bus_index = 0; bus_index < bus_levels.size(); ++bus_index) {
763 if (bus_index < audio_miniviews.size()) {
764 const AudioMixer::BusLevel &level = bus_levels[bus_index];
765 Ui::AudioMiniView *miniview = audio_miniviews[bus_index];
766 miniview->peak_meter->set_level(
767 level.current_level_dbfs[0], level.current_level_dbfs[1]);
768 miniview->peak_meter->set_peak(
769 level.peak_level_dbfs[0], level.peak_level_dbfs[1]);
770 set_peak_label(miniview->peak_display_label, level.historic_peak_dbfs);
772 Ui::AudioExpandedView *view = audio_expanded_views[bus_index];
773 view->peak_meter->set_level(
774 level.current_level_dbfs[0], level.current_level_dbfs[1]);
775 view->peak_meter->set_peak(
776 level.peak_level_dbfs[0], level.peak_level_dbfs[1]);
777 view->reduction_meter->set_level(level.compressor_attenuation_db);
778 view->gainstaging_knob->blockSignals(true);
779 view->gainstaging_knob->setValue(lrintf(level.gain_staging_db * 10.0f));
780 view->gainstaging_knob->blockSignals(false);
781 view->gainstaging_db_display->setText(
783 QString::fromStdString(format_db(level.gain_staging_db, DB_WITH_SIGN)));
784 set_peak_label(view->peak_display_label, level.historic_peak_dbfs);
786 midi_mapper.set_has_peaked(bus_index, level.historic_peak_dbfs >= -0.1f);
789 ui->lra_meter->set_levels(global_level_lufs, range_low_lufs, range_high_lufs);
790 ui->correlation_meter->set_correlation(correlation);
792 ui->peak_display->setText(QString::fromStdString(format_db(peak_db, DB_BARE)));
793 set_peak_label(ui->peak_display, peak_db);
795 // NOTE: Will be invisible when using multitrack audio.
796 ui->gainstaging_knob->blockSignals(true);
797 ui->gainstaging_knob->setValue(lrintf(bus_levels[0].gain_staging_db * 10.0f));
798 ui->gainstaging_knob->blockSignals(false);
799 ui->gainstaging_db_display->setText(
800 QString::fromStdString(format_db(bus_levels[0].gain_staging_db, DB_WITH_SIGN)));
802 ui->makeup_gain_knob->blockSignals(true);
803 ui->makeup_gain_knob->setValue(lrintf(final_makeup_gain_db * 10.0f));
804 ui->makeup_gain_knob->blockSignals(false);
805 ui->makeup_gain_db_display->setText(
806 QString::fromStdString(format_db(final_makeup_gain_db, DB_WITH_SIGN)));
807 ui->makeup_gain_db_display_2->setText(
808 QString::fromStdString(format_db(final_makeup_gain_db, DB_WITH_SIGN)));
810 // Peak labels could have changed.
811 midi_mapper.refresh_lights();
815 void MainWindow::relayout()
817 int height = ui->vertical_layout->geometry().height();
819 double remaining_height = height;
821 // Allocate the height; the most important part is to keep the main displays
822 // at 16:9 if at all possible.
823 double me_width = ui->me_preview->width();
824 double me_height = me_width * 9.0 / 16.0 + ui->label_preview->height() + ui->preview_vertical_layout->spacing();
826 // TODO: Scale the widths when we need to do this.
827 if (me_height / double(height) > 0.8) {
828 me_height = height * 0.8;
830 remaining_height -= me_height + ui->vertical_layout->spacing();
832 // Space between the M/E displays and the audio strip.
833 remaining_height -= ui->vertical_layout->spacing();
835 // The label above the audio strip.
836 double compact_label_height = ui->compact_label->minimumHeight() +
837 ui->compact_audio_layout->spacing();
838 remaining_height -= compact_label_height;
840 // The previews will be constrained by the remaining height, and the width.
841 double preview_label_height = previews[0]->title_bar->geometry().height() +
842 previews[0]->main_vertical_layout->spacing();
843 int preview_total_width = ui->preview_displays->geometry().width() - (previews.size() - 1) * ui->preview_displays->spacing();
844 double preview_height = min(remaining_height - preview_label_height, (preview_total_width / double(previews.size())) * 9.0 / 16.0);
845 remaining_height -= preview_height + preview_label_height + ui->vertical_layout->spacing();
847 ui->vertical_layout->setStretch(0, lrintf(me_height));
848 ui->vertical_layout->setStretch(1,
849 lrintf(compact_label_height) +
850 lrintf(remaining_height) +
851 lrintf(preview_height + preview_label_height)); // Audio strip and previews together.
853 ui->compact_audio_layout->setStretch(0, lrintf(compact_label_height));
854 ui->compact_audio_layout->setStretch(1, lrintf(remaining_height)); // Audio strip.
855 ui->compact_audio_layout->setStretch(2, lrintf(preview_height + preview_label_height));
857 // Set the widths for the previews.
858 double preview_width = preview_height * 16.0 / 9.0;
859 for (unsigned i = 0; i < previews.size(); ++i) {
860 ui->preview_displays->setStretch(i, lrintf(preview_width));
863 // The preview horizontal spacer.
864 double remaining_preview_width = preview_total_width - previews.size() * preview_width;
865 ui->preview_displays->setStretch(previews.size(), lrintf(remaining_preview_width));
868 void MainWindow::set_locut(float value)
870 set_relative_value(ui->locut_cutoff_knob, value);
873 void MainWindow::set_limiter_threshold(float value)
875 set_relative_value(ui->limiter_threshold_knob, value);
878 void MainWindow::set_makeup_gain(float value)
880 set_relative_value(ui->makeup_gain_knob, value);
883 void MainWindow::set_treble(unsigned bus_idx, float value)
885 set_relative_value_if_exists(bus_idx, &Ui::AudioExpandedView::treble_knob, value);
888 void MainWindow::set_mid(unsigned bus_idx, float value)
890 set_relative_value_if_exists(bus_idx, &Ui::AudioExpandedView::mid_knob, value);
893 void MainWindow::set_bass(unsigned bus_idx, float value)
895 set_relative_value_if_exists(bus_idx, &Ui::AudioExpandedView::bass_knob, value);
898 void MainWindow::set_gain(unsigned bus_idx, float value)
900 set_relative_value_if_exists(bus_idx, &Ui::AudioExpandedView::gainstaging_knob, value);
903 void MainWindow::set_compressor_threshold(unsigned bus_idx, float value)
905 set_relative_value_if_exists(bus_idx, &Ui::AudioExpandedView::compressor_threshold_knob, value);
908 void MainWindow::set_fader(unsigned bus_idx, float value)
910 set_relative_value_if_exists(bus_idx, &Ui::AudioExpandedView::fader, value);
913 void MainWindow::toggle_locut(unsigned bus_idx)
915 click_button_if_exists(bus_idx, &Ui::AudioExpandedView::locut_enabled);
918 void MainWindow::toggle_auto_gain_staging(unsigned bus_idx)
920 click_button_if_exists(bus_idx, &Ui::AudioExpandedView::gainstaging_auto_checkbox);
923 void MainWindow::toggle_compressor(unsigned bus_idx)
925 click_button_if_exists(bus_idx, &Ui::AudioExpandedView::compressor_enabled);
928 void MainWindow::clear_peak(unsigned bus_idx)
930 post_to_main_thread([=]{
931 if (global_audio_mixer->get_mapping_mode() == AudioMixer::MappingMode::MULTICHANNEL) {
932 global_audio_mixer->reset_peak(bus_idx);
933 midi_mapper.set_has_peaked(bus_idx, false);
934 midi_mapper.refresh_lights();
939 void MainWindow::clear_all_highlights()
941 post_to_main_thread([this]{
942 highlight_locut(false);
943 highlight_limiter_threshold(false);
944 highlight_makeup_gain(false);
945 highlight_toggle_limiter(false);
946 highlight_toggle_auto_makeup_gain(false);
947 for (unsigned bus_idx = 0; bus_idx < audio_expanded_views.size(); ++bus_idx) {
948 highlight_treble(bus_idx, false);
949 highlight_mid(bus_idx, false);
950 highlight_bass(bus_idx, false);
951 highlight_gain(bus_idx, false);
952 highlight_compressor_threshold(bus_idx, false);
953 highlight_fader(bus_idx, false);
954 highlight_toggle_locut(bus_idx, false);
955 highlight_toggle_auto_gain_staging(bus_idx, false);
956 highlight_toggle_compressor(bus_idx, false);
961 void MainWindow::toggle_limiter()
963 if (global_audio_mixer->get_mapping_mode() == AudioMixer::MappingMode::MULTICHANNEL) {
964 ui->limiter_enabled->click();
968 void MainWindow::toggle_auto_makeup_gain()
970 if (global_audio_mixer->get_mapping_mode() == AudioMixer::MappingMode::MULTICHANNEL) {
971 ui->makeup_gain_auto_checkbox->click();
975 void MainWindow::highlight_locut(bool highlight)
977 post_to_main_thread([this, highlight]{
978 highlight_control(ui->locut_cutoff_knob, highlight);
979 highlight_control(ui->locut_cutoff_knob_2, highlight);
983 void MainWindow::highlight_limiter_threshold(bool highlight)
985 post_to_main_thread([this, highlight]{
986 highlight_control(ui->limiter_threshold_knob, highlight);
987 highlight_control(ui->limiter_threshold_knob_2, highlight);
991 void MainWindow::highlight_makeup_gain(bool highlight)
993 post_to_main_thread([this, highlight]{
994 highlight_control(ui->makeup_gain_knob, highlight);
995 highlight_control(ui->makeup_gain_knob_2, highlight);
999 void MainWindow::highlight_treble(unsigned bus_idx, bool highlight)
1001 highlight_control_if_exists(bus_idx, &Ui::AudioExpandedView::treble_knob, highlight);
1004 void MainWindow::highlight_mid(unsigned bus_idx, bool highlight)
1006 highlight_control_if_exists(bus_idx, &Ui::AudioExpandedView::mid_knob, highlight);
1009 void MainWindow::highlight_bass(unsigned bus_idx, bool highlight)
1011 highlight_control_if_exists(bus_idx, &Ui::AudioExpandedView::bass_knob, highlight);
1014 void MainWindow::highlight_gain(unsigned bus_idx, bool highlight)
1016 highlight_control_if_exists(bus_idx, &Ui::AudioExpandedView::gainstaging_knob, highlight);
1019 void MainWindow::highlight_compressor_threshold(unsigned bus_idx, bool highlight)
1021 highlight_control_if_exists(bus_idx, &Ui::AudioExpandedView::compressor_threshold_knob, highlight);
1024 void MainWindow::highlight_fader(unsigned bus_idx, bool highlight)
1026 highlight_control_if_exists(bus_idx, &Ui::AudioExpandedView::fader, highlight);
1029 void MainWindow::highlight_toggle_locut(unsigned bus_idx, bool highlight)
1031 highlight_control_if_exists(bus_idx, &Ui::AudioExpandedView::locut_enabled, highlight);
1034 void MainWindow::highlight_toggle_auto_gain_staging(unsigned bus_idx, bool highlight)
1036 highlight_control_if_exists(bus_idx, &Ui::AudioExpandedView::gainstaging_auto_checkbox, highlight);
1039 void MainWindow::highlight_toggle_compressor(unsigned bus_idx, bool highlight)
1041 highlight_control_if_exists(bus_idx, &Ui::AudioExpandedView::compressor_enabled, highlight);
1044 void MainWindow::highlight_toggle_limiter(bool highlight)
1046 post_to_main_thread([this, highlight]{
1047 highlight_control(ui->limiter_enabled, highlight);
1048 highlight_control(ui->limiter_enabled_2, highlight);
1052 void MainWindow::highlight_toggle_auto_makeup_gain(bool highlight)
1054 post_to_main_thread([this, highlight]{
1055 highlight_control(ui->makeup_gain_auto_checkbox, highlight);
1056 highlight_control(ui->makeup_gain_auto_checkbox_2, highlight);
1061 void MainWindow::set_relative_value(T *control, float value)
1063 post_to_main_thread([control, value]{
1064 control->setValue(lrintf(control->minimum() + value * (control->maximum() - control->minimum())));
1069 void MainWindow::set_relative_value_if_exists(unsigned bus_idx, T *(Ui_AudioExpandedView::*control), float value)
1071 if (global_audio_mixer != nullptr &&
1072 global_audio_mixer->get_mapping_mode() == AudioMixer::MappingMode::MULTICHANNEL &&
1073 bus_idx < audio_expanded_views.size()) {
1074 set_relative_value(audio_expanded_views[bus_idx]->*control, value);
1079 void MainWindow::click_button_if_exists(unsigned bus_idx, T *(Ui_AudioExpandedView::*control))
1081 post_to_main_thread([this, bus_idx, control]{
1082 if (global_audio_mixer != nullptr &&
1083 global_audio_mixer->get_mapping_mode() == AudioMixer::MappingMode::MULTICHANNEL &&
1084 bus_idx < audio_expanded_views.size()) {
1085 (audio_expanded_views[bus_idx]->*control)->click();
1091 void MainWindow::highlight_control(T *control, bool highlight)
1093 if (control == nullptr) {
1096 if (global_audio_mixer == nullptr ||
1097 global_audio_mixer->get_mapping_mode() != AudioMixer::MappingMode::MULTICHANNEL) {
1101 control->setStyleSheet("background: rgb(0,255,0,80)");
1103 control->setStyleSheet("");
1108 void MainWindow::highlight_control_if_exists(unsigned bus_idx, T *(Ui_AudioExpandedView::*control), bool highlight)
1110 post_to_main_thread([this, bus_idx, control, highlight]{
1111 if (bus_idx < audio_expanded_views.size()) {
1112 highlight_control(audio_expanded_views[bus_idx]->*control, highlight);
1117 void MainWindow::set_transition_names(vector<string> transition_names)
1119 if (transition_names.size() < 1 || transition_names[0].empty()) {
1120 transition_btn1->setText(QString(""));
1122 transition_btn1->setText(QString::fromStdString(transition_names[0] + " (J)"));
1123 ui->transition_btn1->setShortcut(QKeySequence("J"));
1125 if (transition_names.size() < 2 || transition_names[1].empty()) {
1126 transition_btn2->setText(QString(""));
1128 transition_btn2->setText(QString::fromStdString(transition_names[1] + " (K)"));
1129 ui->transition_btn2->setShortcut(QKeySequence("K"));
1131 if (transition_names.size() < 3 || transition_names[2].empty()) {
1132 transition_btn3->setText(QString(""));
1134 transition_btn3->setText(QString::fromStdString(transition_names[2] + " (L)"));
1135 ui->transition_btn3->setShortcut(QKeySequence("L"));
1139 void MainWindow::update_channel_name(Mixer::Output output, const string &name)
1141 if (output >= Mixer::OUTPUT_INPUT0) {
1142 unsigned channel = output - Mixer::OUTPUT_INPUT0;
1143 previews[channel]->label->setText(name.c_str());
1147 void MainWindow::update_channel_color(Mixer::Output output, const string &color)
1149 if (output >= Mixer::OUTPUT_INPUT0) {
1150 unsigned channel = output - Mixer::OUTPUT_INPUT0;
1151 previews[channel]->frame->setStyleSheet(QString::fromStdString("background-color:" + color));
1155 void MainWindow::transition_clicked(int transition_number)
1157 global_mixer->transition_clicked(transition_number);
1160 void MainWindow::channel_clicked(int channel_number)
1162 if (current_wb_pick_display == channel_number) {
1163 // The picking was already done from eventFilter(), since we don't get
1164 // the mouse pointer here.
1166 global_mixer->channel_clicked(channel_number);
1170 void MainWindow::wb_button_clicked(int channel_number)
1172 current_wb_pick_display = channel_number;
1173 QApplication::setOverrideCursor(Qt::CrossCursor);
1176 bool MainWindow::eventFilter(QObject *watched, QEvent *event)
1178 if (current_wb_pick_display != -1 &&
1179 event->type() == QEvent::MouseButtonRelease &&
1180 watched->isWidgetType()) {
1181 QApplication::restoreOverrideCursor();
1182 if (watched == previews[current_wb_pick_display]->display) {
1183 const QMouseEvent *mouse_event = (QMouseEvent *)event;
1184 set_white_balance(current_wb_pick_display, mouse_event->x(), mouse_event->y());
1186 // The user clicked on something else, give up.
1187 // (The click goes through, which might not be ideal, but, yes.)
1188 current_wb_pick_display = -1;
1196 double srgb_to_linear(double x)
1201 return pow((x + 0.055) / 1.055, 2.4);
1207 void MainWindow::set_white_balance(int channel_number, int x, int y)
1209 // Set the white balance to neutral for the grab. It's probably going to
1210 // flicker a bit, but hopefully this display is not live anyway.
1211 global_mixer->set_wb(Mixer::OUTPUT_INPUT0 + channel_number, 0.5, 0.5, 0.5);
1212 previews[channel_number]->display->updateGL();
1213 QRgb reference_color = previews[channel_number]->display->grabFrameBuffer().pixel(x, y);
1215 double r = srgb_to_linear(qRed(reference_color) / 255.0);
1216 double g = srgb_to_linear(qGreen(reference_color) / 255.0);
1217 double b = srgb_to_linear(qBlue(reference_color) / 255.0);
1218 global_mixer->set_wb(Mixer::OUTPUT_INPUT0 + channel_number, r, g, b);
1219 previews[channel_number]->display->updateGL();
1222 void MainWindow::audio_state_changed()
1224 post_to_main_thread([this]{
1225 InputMapping mapping = global_audio_mixer->get_input_mapping();
1226 for (unsigned bus_index = 0; bus_index < mapping.buses.size(); ++bus_index) {
1227 const InputMapping::Bus &bus = mapping.buses[bus_index];
1229 if (bus.device.type == InputSourceType::ALSA_INPUT) {
1230 ALSAPool::Device::State state = global_audio_mixer->get_alsa_card_state(bus.device.index);
1231 if (state == ALSAPool::Device::State::STARTING) {
1233 } else if (state == ALSAPool::Device::State::DEAD) {
1238 audio_miniviews[bus_index]->bus_desc_label->setFullText(
1239 QString::fromStdString(bus.name + suffix));
1240 audio_expanded_views[bus_index]->bus_desc_label->setFullText(
1241 QString::fromStdString(bus.name + suffix));