]> git.sesse.net Git - nageru/blobdiff - mainwindow.cpp
Make signal mapping changeable by right-clicking on the preview.
[nageru] / mainwindow.cpp
index 97f9b2cd6ea653c627ae9ba5b92ea5d8a914210b..5cd698e39cc65346ea06321da3ebe1cdfb56d827 100644 (file)
 #include <QSize>
 #include <QString>
 
+#include "aboutdialog.h"
 #include "glwidget.h"
 #include "lrameter.h"
 #include "mixer.h"
+#include "post_to_main_thread.h"
 #include "ui_display.h"
 #include "ui_mainwindow.h"
 #include "vumeter.h"
@@ -25,6 +27,7 @@
 class QResizeEvent;
 
 using namespace std;
+using namespace std::placeholders;
 
 Q_DECLARE_METATYPE(std::vector<std::string>);
 
@@ -39,18 +42,24 @@ MainWindow::MainWindow()
        ui->me_live->set_output(Mixer::OUTPUT_LIVE);
        ui->me_preview->set_output(Mixer::OUTPUT_PREVIEW);
 
+       // The menus.
+       connect(ui->cut_action, &QAction::triggered, this, &MainWindow::cut_triggered);
+       connect(ui->exit_action, &QAction::triggered, this, &MainWindow::exit_triggered);
+       connect(ui->about_action, &QAction::triggered, this, &MainWindow::about_triggered),
+
        // Hook up the transition buttons.
        // TODO: Make them dynamic.
-       connect(ui->transition_btn1, &QPushButton::clicked, std::bind(&MainWindow::transition_clicked, this, 0));
-       connect(ui->transition_btn2, &QPushButton::clicked, std::bind(&MainWindow::transition_clicked, this, 1));
-       connect(ui->transition_btn3, &QPushButton::clicked, std::bind(&MainWindow::transition_clicked, this, 2));
+       connect(ui->transition_btn1, &QPushButton::clicked, bind(&MainWindow::transition_clicked, this, 0));
+       connect(ui->transition_btn2, &QPushButton::clicked, bind(&MainWindow::transition_clicked, this, 1));
+       connect(ui->transition_btn3, &QPushButton::clicked, bind(&MainWindow::transition_clicked, this, 2));
 
        // Aiee...
        transition_btn1 = ui->transition_btn1;
        transition_btn2 = ui->transition_btn2;
        transition_btn3 = ui->transition_btn3;
-       qRegisterMetaType<std::vector<std::string>>("std::vector<std::string>");
+       qRegisterMetaType<vector<string>>("std::vector<std::string>");
        connect(ui->me_preview, &GLWidget::transition_names_updated, this, &MainWindow::set_transition_names);
+       qRegisterMetaType<Mixer::Output>("Mixer::Output");
 }
 
 void MainWindow::resizeEvent(QResizeEvent* event)
@@ -79,20 +88,157 @@ void MainWindow::mixer_created(Mixer *mixer)
                previews.push_back(ui_display);
 
                // Hook up the click.
-               connect(ui_display->display, &GLWidget::clicked, std::bind(&MainWindow::channel_clicked, this, i));
+               connect(ui_display->display, &GLWidget::clicked, bind(&MainWindow::channel_clicked, this, i));
+
+               // Let the theme update the text whenever the resolution changed.
+               connect(ui_display->display, &GLWidget::resolution_updated, this, &MainWindow::update_channel_name);
 
                // Hook up the keyboard key.
                QShortcut *shortcut = new QShortcut(QKeySequence(Qt::Key_1 + i), this);
-               connect(shortcut, &QShortcut::activated, std::bind(&MainWindow::channel_clicked, this, i));
+               connect(shortcut, &QShortcut::activated, bind(&MainWindow::channel_clicked, this, i));
 
                // Hook up the white balance button (irrelevant if invisible).
                ui_display->wb_button->setVisible(mixer->get_supports_set_wb(output));
-               connect(ui_display->wb_button, &QPushButton::clicked, std::bind(&MainWindow::wb_button_clicked, this, i));
+               connect(ui_display->wb_button, &QPushButton::clicked, bind(&MainWindow::wb_button_clicked, this, i));
+       }
+
+       char buf[256];
+       snprintf(buf, sizeof(buf), "%.1f dB", mixer->get_limiter_threshold_dbfs());
+       ui->limiter_threshold_db_display->setText(buf);
+       snprintf(buf, sizeof(buf), "%.1f dB", mixer->get_compressor_threshold_dbfs());
+       ui->compressor_threshold_db_display->setText(buf);
+
+       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->set_locut_enabled(state == Qt::Checked);
+       });
+
+       // Not QDial::valueChanged, as we call setValue() all the time.
+       connect(ui->gainstaging_knob, &QAbstractSlider::sliderMoved, this, &MainWindow::gain_staging_knob_changed);
+       connect(ui->gainstaging_auto_checkbox, &QCheckBox::stateChanged, [this](int state){
+               global_mixer->set_gain_staging_auto(state == Qt::Checked);
+       });
+       connect(ui->makeup_gain_knob, &QAbstractSlider::sliderMoved, this, &MainWindow::final_makeup_gain_knob_changed);
+       connect(ui->makeup_gain_auto_checkbox, &QCheckBox::stateChanged, [this](int state){
+               global_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->set_limiter_enabled(state == Qt::Checked);
+       });
+       connect(ui->compressor_enabled, &QCheckBox::stateChanged, [this](int state){
+               global_mixer->set_compressor_enabled(state == Qt::Checked);
+       });
+       connect(ui->reset_meters_button, &QPushButton::clicked, this, &MainWindow::reset_meters_button_clicked);
+       mixer->set_audio_level_callback(bind(&MainWindow::audio_level_callback, this, _1, _2, _3, _4, _5, _6, _7, _8));
+}
+
+void MainWindow::mixer_shutting_down()
+{
+       ui->me_live->clean_context();
+       ui->me_preview->clean_context();
+       for (Ui::Display *display : previews) {
+               display->display->clean_context();
+       }
+}
+
+void MainWindow::cut_triggered()
+{
+       global_mixer->schedule_cut();
+}
+
+void MainWindow::exit_triggered()
+{
+       close();
+}
+
+void MainWindow::about_triggered()
+{
+       AboutDialog().exec();
+}
+
+void MainWindow::gain_staging_knob_changed(int value)
+{
+       ui->gainstaging_auto_checkbox->setCheckState(Qt::Unchecked);
+
+       float gain_db = value * 0.1f;
+       global_mixer->set_gain_staging_db(gain_db);
+
+       // The label will be updated by the audio level callback.
+}
+
+void MainWindow::final_makeup_gain_knob_changed(int value)
+{
+       ui->makeup_gain_auto_checkbox->setCheckState(Qt::Unchecked);
+
+       float gain_db = value * 0.1f;
+       global_mixer->set_final_makeup_gain_db(gain_db);
+
+       // The label will be updated by the audio level callback.
+}
+
+void MainWindow::cutoff_knob_changed(int value)
+{
+       float octaves = value * 0.1f;
+       float cutoff_hz = 20.0 * pow(2.0, octaves);
+       global_mixer->set_locut_cutoff(cutoff_hz);
+
+       char buf[256];
+       snprintf(buf, sizeof(buf), "%ld Hz", lrintf(cutoff_hz));
+       ui->locut_cutoff_display->setText(buf);
+}
+
+void MainWindow::limiter_threshold_knob_changed(int value)
+{
+       float threshold_dbfs = value * 0.1f;
+       global_mixer->set_limiter_threshold_dbfs(threshold_dbfs);
+
+       char buf[256];
+       snprintf(buf, sizeof(buf), "%.1f dB", threshold_dbfs);
+       ui->limiter_threshold_db_display->setText(buf);
+}
+
+void MainWindow::compressor_threshold_knob_changed(int value)
+{
+       float threshold_dbfs = value * 0.1f;
+       global_mixer->set_compressor_threshold_dbfs(threshold_dbfs);
+
+       char buf[256];
+       snprintf(buf, sizeof(buf), "%.1f dB", threshold_dbfs);
+       ui->compressor_threshold_db_display->setText(buf);
+}
+
+void MainWindow::reset_meters_button_clicked()
+{
+       global_mixer->reset_meters();
+       ui->peak_display->setText("-inf");
+       ui->peak_display->setStyleSheet("");
+}
+
+void MainWindow::audio_level_callback(float level_lufs, float peak_db, float global_level_lufs,
+                                      float range_low_lufs, float range_high_lufs,
+                                      float gain_staging_db, float final_makeup_gain_db,
+                                      float correlation)
+{
+       timeval now;
+       gettimeofday(&now, nullptr);
+
+       // The meters are somewhat inefficient to update. Only update them
+       // every 100 ms or so (we get updates every 5–20 ms).
+       double last_update_age = now.tv_sec - last_audio_level_callback.tv_sec +
+               1e-6 * (now.tv_usec - last_audio_level_callback.tv_usec);
+       if (last_update_age < 0.100) {
+               return;
        }
+       last_audio_level_callback = now;
 
-       mixer->set_audio_level_callback([this](float level_lufs, float peak_db, float global_level_lufs, float range_low_lufs, float range_high_lufs){
+       post_to_main_thread([=]() {
                ui->vu_meter->set_level(level_lufs);
                ui->lra_meter->set_levels(global_level_lufs, range_low_lufs, range_high_lufs);
+               ui->correlation_meter->set_correlation(correlation);
 
                char buf[256];
                snprintf(buf, sizeof(buf), "%.1f", peak_db);
@@ -102,42 +248,58 @@ void MainWindow::mixer_created(Mixer *mixer)
                } else {
                        ui->peak_display->setStyleSheet("");
                }
+
+               ui->gainstaging_knob->setValue(lrintf(gain_staging_db * 10.0f));
+               snprintf(buf, sizeof(buf), "%+.1f dB", gain_staging_db);
+               ui->gainstaging_db_display->setText(buf);
+
+               ui->makeup_gain_knob->setValue(lrintf(final_makeup_gain_db * 10.0f));
+               snprintf(buf, sizeof(buf), "%+.1f dB", final_makeup_gain_db);
+               ui->makeup_gain_db_display->setText(buf);
        });
 }
 
 void MainWindow::relayout()
 {
-       int width = size().width();
-       int height = size().height();
+       int height = ui->vertical_layout->geometry().height();
+
+       double remaining_height = height;
 
        // Allocate the height; the most important part is to keep the main displays
        // at 16:9 if at all possible.
        double me_width = ui->me_preview->width();
-       double me_height = me_width * 9.0 / 16.0 + ui->label_preview->height();
+       double me_height = me_width * 9.0 / 16.0 + ui->label_preview->height() + ui->preview_vertical_layout->spacing();
 
        // TODO: Scale the widths when we need to do this.
        if (me_height / double(height) > 0.8) {
                me_height = height * 0.8;
        }
+       remaining_height -= me_height + ui->vertical_layout->spacing();
+
+       double audiostrip_height = ui->audiostrip->geometry().height();
+       remaining_height -= audiostrip_height + ui->vertical_layout->spacing();
 
        // The previews will be constrained by the remaining height, and the width.
-       // FIXME: spacing?
-       double preview_label_height = previews[0]->label->height();
-       double preview_height = std::min(height - me_height - preview_label_height, (width / double(previews.size())) * 9.0 / 16.0);
+       double preview_label_height = previews[0]->title_bar->geometry().height() +
+               previews[0]->main_vertical_layout->spacing();
+       int preview_total_width = ui->preview_displays->geometry().width() - (previews.size() - 1) * ui->preview_displays->spacing();
+       double preview_height = min(remaining_height - preview_label_height, (preview_total_width / double(previews.size())) * 9.0 / 16.0);
+       remaining_height -= preview_height + preview_label_height + ui->vertical_layout->spacing();
 
        ui->vertical_layout->setStretch(0, lrintf(me_height));
-       ui->vertical_layout->setStretch(1, std::max<int>(1, lrintf(height - me_height - preview_height)));
-       ui->vertical_layout->setStretch(2, lrintf(preview_height + preview_label_height));
+       ui->vertical_layout->setStretch(1, 0);  // Don't stretch the audiostrip.
+       ui->vertical_layout->setStretch(2, max<int>(1, remaining_height));  // Spacer.
+       ui->vertical_layout->setStretch(3, lrintf(preview_height + preview_label_height));
 
        // Set the widths for the previews.
-       double preview_width = preview_height * 16.0 / 9.0;  // FIXME: spacing?
-
+       double preview_width = preview_height * 16.0 / 9.0;
        for (unsigned i = 0; i < previews.size(); ++i) {
                ui->preview_displays->setStretch(i, lrintf(preview_width));
        }
 
-       // The spacer.
-       ui->preview_displays->setStretch(previews.size(), lrintf(width - previews.size() * preview_width));
+       // The preview horizontal spacer.
+       double remaining_preview_width = preview_total_width - previews.size() * preview_width;
+       ui->preview_displays->setStretch(previews.size(), lrintf(remaining_preview_width));
 }
 
 void MainWindow::set_transition_names(vector<string> transition_names)
@@ -159,6 +321,14 @@ void MainWindow::set_transition_names(vector<string> transition_names)
        }
 }
 
+void MainWindow::update_channel_name(Mixer::Output output)
+{
+       if (output >= Mixer::OUTPUT_INPUT0) {
+               unsigned channel = output - Mixer::OUTPUT_INPUT0;
+               previews[channel]->label->setText(global_mixer->get_channel_name(output).c_str());
+       }
+}
+
 void MainWindow::transition_clicked(int transition_number)
 {
        global_mixer->transition_clicked(transition_number);