Transparently send signals through a deinterlacer as needed.

[nageru] / mainwindow.cpp

diff --git a/mainwindow.cpp b/mainwindow.cpp
index 01baef5c903d2461a8960328a379368cfc332161..8a91a3f630dc031ac8414a07fda84af2feb5d768 100644 (file)
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -18,6 +18,7 @@
 #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 +26,7 @@
 class QResizeEvent;
 
 using namespace std;
+using namespace std::placeholders;
 
 Q_DECLARE_METATYPE(std::vector<std::string>);
 
@@ -41,9 +43,9 @@ MainWindow::MainWindow()
 
        // 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;
@@ -79,18 +81,91 @@ 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));
 
                // 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));
        }
 
-       mixer->set_audio_level_callback([this](float level_lufs, float peak_db, float global_level_lufs, float range_low_lufs, float range_high_lufs, float auto_gain_staging_db){
+       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->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));
+}
+
+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 auto_gain_staging_db)
+{
+       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;
+
+       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);