return text;
}
+void set_peak_label(QLabel *peak_label, float peak_db)
+{
+ peak_label->setText(QString::fromStdString(format_db(peak_db, DB_BARE)));
+
+ // -0.1 dBFS is EBU peak limit. We use it consistently, even for the bus meters
+ // (which don't calculate interpolate peak, and in general don't follow EBU recommendations).
+ if (peak_db > -0.1f) {
+ peak_label->setStyleSheet("QLabel { background-color: red; color: white; }");
+ } else {
+ peak_label->setStyleSheet("");
+ }
+}
+
} // namespace
MainWindow::MainWindow()
// TODO: Fetch all of the values these for completeness,
// not just the enable knobs implied by flags.
- ui->locut_enabled->setChecked(global_mixer->get_audio_mixer()->get_locut_enabled());
+#if 0
+ // TODO: Reenable for simple audio.
+ ui->locut_enabled->setChecked(global_mixer->get_audio_mixer()->get_locut_enabled(0));
+ connect(ui->locut_enabled, &QCheckBox::stateChanged, [this](int state){
+ global_mixer->get_audio_mixer()->set_locut_enabled(0, state == Qt::Checked);
+ });
ui->gainstaging_knob->setValue(global_mixer->get_audio_mixer()->get_gain_staging_db());
ui->gainstaging_auto_checkbox->setChecked(global_mixer->get_audio_mixer()->get_gain_staging_auto());
ui->compressor_enabled->setChecked(global_mixer->get_audio_mixer()->get_compressor_enabled());
+ connect(ui->gainstaging_knob, &QAbstractSlider::valueChanged, this, &MainWindow::gain_staging_knob_changed);
+ connect(ui->gainstaging_auto_checkbox, &QCheckBox::stateChanged, [this](int state){
+ global_mixer->get_audio_mixer()->set_gain_staging_auto(state == Qt::Checked);
+ });
+ ui->compressor_threshold_db_display->setText(
+ QString::fromStdString(format_db(mixer->get_audio_mixer()->get_compressor_threshold_dbfs(), DB_WITH_SIGN)));
+ ui->compressor_threshold_db_display->setText(buf);
+ connect(ui->compressor_threshold_knob, &QDial::valueChanged, this, &MainWindow::compressor_threshold_knob_changed);
+ connect(ui->compressor_enabled, &QCheckBox::stateChanged, [this](int state){
+ global_mixer->get_audio_mixer()->set_compressor_enabled(state == Qt::Checked);
+ });
+#else
+ ui->locut_enabled->setVisible(false);
+ ui->gainstaging_label->setVisible(false);
+ ui->gainstaging_knob->setVisible(false);
+ ui->gainstaging_db_display->setVisible(false);
+ ui->gainstaging_auto_checkbox->setVisible(false);
+ ui->compressor_threshold_label->setVisible(false);
+ ui->compressor_threshold_knob->setVisible(false);
+ ui->compressor_threshold_db_display->setVisible(false);
+ ui->compressor_enabled->setVisible(false);
+#endif
ui->limiter_enabled->setChecked(global_mixer->get_audio_mixer()->get_limiter_enabled());
ui->makeup_gain_auto_checkbox->setChecked(global_mixer->get_audio_mixer()->get_final_makeup_gain_auto());
QString::fromStdString(format_db(mixer->get_audio_mixer()->get_limiter_threshold_dbfs(), DB_WITH_SIGN)));
ui->limiter_threshold_db_display->setText(limiter_threshold_label);
ui->limiter_threshold_db_display_2->setText(limiter_threshold_label);
- ui->compressor_threshold_db_display->setText(
- QString::fromStdString(format_db(mixer->get_audio_mixer()->get_compressor_threshold_dbfs(), DB_WITH_SIGN)));
connect(ui->locut_cutoff_knob, &QDial::valueChanged, this, &MainWindow::cutoff_knob_changed);
cutoff_knob_changed(ui->locut_cutoff_knob->value());
- connect(ui->locut_enabled, &QCheckBox::stateChanged, [this](int state){
- global_mixer->get_audio_mixer()->set_locut_enabled(state == Qt::Checked);
- });
- connect(ui->gainstaging_knob, &QAbstractSlider::valueChanged, this, &MainWindow::gain_staging_knob_changed);
- connect(ui->gainstaging_auto_checkbox, &QCheckBox::stateChanged, [this](int state){
- global_mixer->get_audio_mixer()->set_gain_staging_auto(state == Qt::Checked);
- });
connect(ui->makeup_gain_knob, &QAbstractSlider::valueChanged, this, &MainWindow::final_makeup_gain_knob_changed);
connect(ui->makeup_gain_auto_checkbox, &QCheckBox::stateChanged, [this](int state){
global_mixer->get_audio_mixer()->set_final_makeup_gain_auto(state == Qt::Checked);
});
connect(ui->limiter_threshold_knob, &QDial::valueChanged, this, &MainWindow::limiter_threshold_knob_changed);
- connect(ui->compressor_threshold_knob, &QDial::valueChanged, this, &MainWindow::compressor_threshold_knob_changed);
connect(ui->limiter_enabled, &QCheckBox::stateChanged, [this](int state){
global_mixer->get_audio_mixer()->set_limiter_enabled(state == Qt::Checked);
});
- connect(ui->compressor_enabled, &QCheckBox::stateChanged, [this](int state){
- global_mixer->get_audio_mixer()->set_compressor_enabled(state == Qt::Checked);
- });
connect(ui->reset_meters_button, &QPushButton::clicked, this, &MainWindow::reset_meters_button_clicked);
- mixer->get_audio_mixer()->set_audio_level_callback(bind(&MainWindow::audio_level_callback, this, _1, _2, _3, _4, _5, _6, _7, _8, _9));
+ mixer->get_audio_mixer()->set_audio_level_callback(bind(&MainWindow::audio_level_callback, this, _1, _2, _3, _4, _5, _6, _7, _8));
struct sigaction act;
memset(&act, 0, sizeof(act));
ui_audio_miniview->bus_desc_label->setFullText(
QString::fromStdString(mapping.buses[bus_index].name));
audio_miniviews[bus_index] = ui_audio_miniview;
+
+ // Set up the peak meter.
+ VUMeter *peak_meter = ui_audio_miniview->peak_meter;
+ peak_meter->set_min_level(-30.0f);
+ peak_meter->set_max_level(0.0f);
+ peak_meter->set_ref_level(0.0f);
+
// TODO: Set the fader position.
ui->faders->addWidget(channel);
connect(ui_audio_miniview->fader, &NonLinearFader::dbValueChanged,
bind(&MainWindow::mini_fader_changed, this, bus_index, _1));
+ connect(ui_audio_miniview->peak_display_label, &ClickableLabel::clicked,
+ [bus_index]() {
+ global_mixer->get_audio_mixer()->reset_peak(bus_index);
+ });
}
}
// TODO: Set the fader position.
ui->buses->addWidget(channel);
+ ui_audio_expanded_view->locut_enabled->setChecked(global_mixer->get_audio_mixer()->get_locut_enabled(bus_index));
+ connect(ui_audio_expanded_view->locut_enabled, &QCheckBox::stateChanged, [this, bus_index](int state){
+ global_mixer->get_audio_mixer()->set_locut_enabled(bus_index, state == Qt::Checked);
+ });
+
+ ui_audio_expanded_view->gainstaging_knob->setValue(global_mixer->get_audio_mixer()->get_gain_staging_db(bus_index));
+ ui_audio_expanded_view->gainstaging_auto_checkbox->setChecked(global_mixer->get_audio_mixer()->get_gain_staging_auto(bus_index));
+ ui_audio_expanded_view->compressor_enabled->setChecked(global_mixer->get_audio_mixer()->get_compressor_enabled(bus_index));
+
+ connect(ui_audio_expanded_view->gainstaging_knob, &QAbstractSlider::valueChanged, bind(&MainWindow::gain_staging_knob_changed, this, bus_index, _1));
+ connect(ui_audio_expanded_view->gainstaging_auto_checkbox, &QCheckBox::stateChanged, [this, bus_index](int state){
+ global_mixer->get_audio_mixer()->set_gain_staging_auto(bus_index, state == Qt::Checked);
+ });
+
+ connect(ui_audio_expanded_view->compressor_threshold_knob, &QDial::valueChanged, bind(&MainWindow::compressor_threshold_knob_changed, this, bus_index, _1));
+ connect(ui_audio_expanded_view->compressor_enabled, &QCheckBox::stateChanged, [this, bus_index](int state){
+ global_mixer->get_audio_mixer()->set_compressor_enabled(bus_index, state == Qt::Checked);
+ });
+
slave_fader(audio_miniviews[bus_index]->fader, ui_audio_expanded_view->fader);
+
+ // Set up the peak meter.
+ VUMeter *peak_meter = ui_audio_expanded_view->peak_meter;
+ peak_meter->set_min_level(-30.0f);
+ peak_meter->set_max_level(0.0f);
+ peak_meter->set_ref_level(0.0f);
+
+ connect(ui_audio_expanded_view->peak_display_label, &ClickableLabel::clicked,
+ [bus_index]() {
+ global_mixer->get_audio_mixer()->reset_peak(bus_index);
+ });
+
+ // Set up the compression attenuation meter.
+ VUMeter *reduction_meter = ui_audio_expanded_view->reduction_meter;
+ reduction_meter->set_min_level(0.0f);
+ reduction_meter->set_max_level(10.0f);
+ reduction_meter->set_ref_level(0.0f);
+ reduction_meter->set_flip(true);
}
}
}
}
-void MainWindow::gain_staging_knob_changed(int value)
+void MainWindow::gain_staging_knob_changed(unsigned bus_index, int value)
{
- ui->gainstaging_auto_checkbox->setCheckState(Qt::Unchecked);
+ if (bus_index == 0) {
+ ui->gainstaging_auto_checkbox->setCheckState(Qt::Unchecked);
+ }
+ if (bus_index < audio_expanded_views.size()) {
+ audio_expanded_views[bus_index]->gainstaging_auto_checkbox->setCheckState(Qt::Unchecked);
+ }
float gain_db = value * 0.1f;
- global_mixer->get_audio_mixer()->set_gain_staging_db(gain_db);
+ global_mixer->get_audio_mixer()->set_gain_staging_db(bus_index, gain_db);
// The label will be updated by the audio level callback.
}
snprintf(buf, sizeof(buf), "%ld Hz", lrintf(cutoff_hz));
ui->locut_cutoff_display->setText(buf);
ui->locut_cutoff_display_2->setText(buf);
+
+ for (unsigned bus_index = 0; bus_index < audio_expanded_views.size(); ++bus_index) {
+ audio_expanded_views[bus_index]->locut_enabled->setText(
+ QString("Lo-cut: ") + buf);
+ }
}
void MainWindow::report_disk_space(off_t free_bytes, double estimated_seconds_left)
QString::fromStdString(format_db(threshold_dbfs, DB_WITH_SIGN)));
}
-void MainWindow::compressor_threshold_knob_changed(int value)
+void MainWindow::compressor_threshold_knob_changed(unsigned bus_index, int value)
{
float threshold_dbfs = value * 0.1f;
- global_mixer->get_audio_mixer()->set_compressor_threshold_dbfs(threshold_dbfs);
- ui->compressor_threshold_db_display->setText(
- QString::fromStdString(format_db(threshold_dbfs, DB_WITH_SIGN)));
+ global_mixer->get_audio_mixer()->set_compressor_threshold_dbfs(bus_index, threshold_dbfs);
+
+ QString label(QString::fromStdString(format_db(threshold_dbfs, DB_WITH_SIGN)));
+ if (bus_index == 0) {
+ ui->compressor_threshold_db_display->setText(label);
+ }
+ if (bus_index < audio_expanded_views.size()) {
+ audio_expanded_views[bus_index]->compressor_threshold_db_display->setText(label);
+ }
}
void MainWindow::mini_fader_changed(int bus, double volume_db)
ui->peak_display->setStyleSheet("");
}
-void MainWindow::audio_level_callback(float level_lufs, float peak_db, vector<float> bus_level_lufs,
+void MainWindow::audio_level_callback(float level_lufs, float peak_db, vector<AudioMixer::BusLevel> bus_levels,
float global_level_lufs,
float range_low_lufs, float range_high_lufs,
- float gain_staging_db, float final_makeup_gain_db,
+ float final_makeup_gain_db,
float correlation)
{
steady_clock::time_point now = steady_clock::now();
// The meters are somewhat inefficient to update. Only update them
- // every 100 ms or so (we get updates every 5–20 ms).
+ // every 100 ms or so (we get updates every 5–20 ms). Note that this
+ // means that the digital peak meters are ever so slightly too low
+ // (each update won't be a faithful representation of the highest peak
+ // since the previous update, since there are frames we won't draw),
+ // but the _peak_ of the peak meters will be correct (it's tracked in
+ // AudioMixer, not here), and that's much more important.
double last_update_age = duration<double>(now - last_audio_level_callback).count();
if (last_update_age < 0.100) {
return;
post_to_main_thread([=]() {
ui->vu_meter->set_level(level_lufs);
- for (unsigned bus_index = 0; bus_index < bus_level_lufs.size(); ++bus_index) {
+ for (unsigned bus_index = 0; bus_index < bus_levels.size(); ++bus_index) {
if (bus_index < audio_miniviews.size()) {
- audio_miniviews[bus_index]->vu_meter_meter->set_level(
- bus_level_lufs[bus_index]);
+ const AudioMixer::BusLevel &level = bus_levels[bus_index];
+ Ui::AudioMiniView *miniview = audio_miniviews[bus_index];
+ miniview->peak_meter->set_level(
+ level.current_level_dbfs[0], level.current_level_dbfs[1]);
+ miniview->peak_meter->set_peak(
+ level.peak_level_dbfs[0], level.peak_level_dbfs[1]);
+ set_peak_label(miniview->peak_display_label, level.historic_peak_dbfs);
+
+ Ui::AudioExpandedView *view = audio_expanded_views[bus_index];
+ view->peak_meter->set_level(
+ level.current_level_dbfs[0], level.current_level_dbfs[1]);
+ view->peak_meter->set_peak(
+ level.peak_level_dbfs[0], level.peak_level_dbfs[1]);
+ view->reduction_meter->set_level(level.compressor_attenuation_db);
+ view->gainstaging_knob->blockSignals(true);
+ view->gainstaging_knob->setValue(lrintf(level.gain_staging_db * 10.0f));
+ view->gainstaging_knob->blockSignals(false);
+ view->gainstaging_db_display->setText(
+ QString("Gain: ") +
+ QString::fromStdString(format_db(level.gain_staging_db, DB_WITH_SIGN)));
+ set_peak_label(view->peak_display_label, level.historic_peak_dbfs);
}
}
ui->lra_meter->set_levels(global_level_lufs, range_low_lufs, range_high_lufs);
ui->correlation_meter->set_correlation(correlation);
ui->peak_display->setText(QString::fromStdString(format_db(peak_db, DB_BARE)));
- if (peak_db > -0.1f) { // -0.1 dBFS is EBU peak limit.
- ui->peak_display->setStyleSheet("QLabel { background-color: red; color: white; }");
- } else {
- ui->peak_display->setStyleSheet("");
- }
+ set_peak_label(ui->peak_display, peak_db);
+ // NOTE: Will be invisible when using multitrack audio.
ui->gainstaging_knob->blockSignals(true);
- ui->gainstaging_knob->setValue(lrintf(gain_staging_db * 10.0f));
+ ui->gainstaging_knob->setValue(lrintf(bus_levels[0].gain_staging_db * 10.0f));
ui->gainstaging_knob->blockSignals(false);
ui->gainstaging_db_display->setText(
- QString::fromStdString(format_db(gain_staging_db, DB_WITH_SIGN)));
+ QString::fromStdString(format_db(bus_levels[0].gain_staging_db, DB_WITH_SIGN)));
ui->makeup_gain_knob->blockSignals(true);
ui->makeup_gain_knob->setValue(lrintf(final_makeup_gain_db * 10.0f));