#include <stdio.h>
#include <signal.h>
#include <algorithm>
+#include <chrono>
#include <string>
#include <vector>
#include <QBoxLayout>
#include <QString>
#include "aboutdialog.h"
+#include "disk_space_estimator.h"
#include "flags.h"
#include "glwidget.h"
+#include "input_mapping_dialog.h"
#include "lrameter.h"
#include "mixer.h"
#include "post_to_main_thread.h"
+#include "ui_audio_miniview.h"
#include "ui_display.h"
#include "ui_mainwindow.h"
#include "vumeter.h"
class QResizeEvent;
using namespace std;
+using namespace std::chrono;
using namespace std::placeholders;
Q_DECLARE_METATYPE(std::string);
global_mainwindow->close();
}
-string format_db_with_sign(double db)
-{
- if (isfinite(db)) {
- char buf[256];
- snprintf(buf, sizeof(buf), "%+.1f dB", db);
- return buf;
- } else if (db < 0.0) {
- return "-∞ dB";
- } else {
- // Should never happen, really.
- return "+∞ dB";
- }
-}
+constexpr unsigned DB_NO_FLAGS = 0x0;
+constexpr unsigned DB_WITH_SIGN = 0x1;
+constexpr unsigned DB_BARE = 0x2;
-string format_db(double db)
+string format_db(double db, unsigned flags)
{
- if (isfinite(db)) {
- char buf[256];
- snprintf(buf, sizeof(buf), "%.1f dB", db);
- return buf;
- } else if (db < 0.0) {
- return "-∞ dB";
+ string text;
+ if (flags & DB_WITH_SIGN) {
+ if (isfinite(db)) {
+ char buf[256];
+ snprintf(buf, sizeof(buf), "%+.1f", db);
+ text = buf;
+ } else if (db < 0.0) {
+ text = "-∞";
+ } else {
+ // Should never happen, really.
+ text = "+∞";
+ }
} else {
- // Should never happen, really.
- return "+∞ dB";
+ if (isfinite(db)) {
+ char buf[256];
+ snprintf(buf, sizeof(buf), "%.1f", db);
+ text = buf;
+ } else if (db < 0.0) {
+ text = "-∞";
+ } else {
+ // Should never happen, really.
+ text = "∞";
+ }
+ }
+ if (!(flags & DB_BARE)) {
+ text += " dB";
}
+ return text;
}
} // namespace
global_mainwindow = this;
ui->setupUi(this);
+ global_disk_space_estimator = new DiskSpaceEstimator(bind(&MainWindow::report_disk_space, this, _1, _2));
+ disk_free_label = new QLabel(this);
+ disk_free_label->setStyleSheet("QLabel {padding-right: 5px;}");
+ ui->menuBar->setCornerWidget(disk_free_label);
+
ui->me_live->set_output(Mixer::OUTPUT_LIVE);
ui->me_preview->set_output(Mixer::OUTPUT_PREVIEW);
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);
+ connect(ui->input_mapping_action, &QAction::triggered, this, &MainWindow::input_mapping_triggered);
if (global_flags.x264_video_to_http) {
connect(ui->x264_bitrate_action, &QAction::triggered, this, &MainWindow::x264_bitrate_triggered);
qRegisterMetaType<vector<string>>("std::vector<std::string>");
connect(ui->me_live, &GLWidget::transition_names_updated, this, &MainWindow::set_transition_names);
qRegisterMetaType<Mixer::Output>("Mixer::Output");
+
+ last_audio_level_callback = steady_clock::now() - seconds(1);
}
void MainWindow::resizeEvent(QResizeEvent* event)
connect(ui_display->wb_button, &QPushButton::clicked, bind(&MainWindow::wb_button_clicked, this, i));
}
+ setup_audio_miniview();
+
// TODO: Fetch all of the values these for completeness,
// not just the enable knobs implied by flags.
- ui->locut_enabled->setChecked(global_mixer->get_locut_enabled());
- ui->gainstaging_knob->setValue(global_mixer->get_gain_staging_db());
- ui->gainstaging_auto_checkbox->setChecked(global_mixer->get_gain_staging_auto());
- ui->compressor_enabled->setChecked(global_mixer->get_compressor_enabled());
- ui->limiter_enabled->setChecked(global_mixer->get_limiter_enabled());
- ui->makeup_gain_auto_checkbox->setChecked(global_mixer->get_final_makeup_gain_auto());
+ ui->locut_enabled->setChecked(global_mixer->get_audio_mixer()->get_locut_enabled());
+ 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());
+ 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());
ui->limiter_threshold_db_display->setText(
- QString::fromStdString(format_db(mixer->get_limiter_threshold_dbfs())));
+ QString::fromStdString(format_db(mixer->get_audio_mixer()->get_limiter_threshold_dbfs(), DB_WITH_SIGN)));
ui->compressor_threshold_db_display->setText(
- QString::fromStdString(format_db(mixer->get_compressor_threshold_dbfs())));
+ 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->set_locut_enabled(state == Qt::Checked);
+ 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->set_gain_staging_auto(state == Qt::Checked);
+ 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->set_final_makeup_gain_auto(state == Qt::Checked);
+ 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->set_limiter_enabled(state == Qt::Checked);
+ global_mixer->get_audio_mixer()->set_limiter_enabled(state == Qt::Checked);
});
connect(ui->compressor_enabled, &QCheckBox::stateChanged, [this](int state){
- global_mixer->set_compressor_enabled(state == Qt::Checked);
+ 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->set_audio_level_callback(bind(&MainWindow::audio_level_callback, this, _1, _2, _3, _4, _5, _6, _7, _8));
+ mixer->get_audio_mixer()->set_audio_level_callback(bind(&MainWindow::audio_level_callback, this, _1, _2, _3, _4, _5, _6, _7, _8, _9));
struct sigaction act;
memset(&act, 0, sizeof(act));
sigaction(SIGUSR1, &act, nullptr);
}
+void MainWindow::setup_audio_miniview()
+{
+ // Remove any existing channels.
+ for (QLayoutItem *item; (item = ui->faders->takeAt(0)) != nullptr; ) {
+ delete item->widget();
+ delete item;
+ }
+ audio_miniviews.clear();
+
+ // Set up brand new ones from the input mapping.
+ InputMapping mapping = global_mixer->get_audio_mixer()->get_input_mapping();
+ audio_miniviews.resize(mapping.buses.size());
+ for (unsigned bus_index = 0; bus_index < mapping.buses.size(); ++bus_index) {
+ QWidget *channel = new QWidget(this);
+ Ui::AudioMiniView *ui_audio_miniview = new Ui::AudioMiniView;
+ ui_audio_miniview->setupUi(channel);
+ ui_audio_miniview->bus_desc_label->setFullText(
+ QString::fromStdString(mapping.buses[bus_index].name));
+ audio_miniviews[bus_index] = ui_audio_miniview;
+ // TODO: Set the fader position.
+ ui->faders->addWidget(channel);
+
+ connect(ui_audio_miniview->fader, &QAbstractSlider::valueChanged,
+ bind(&MainWindow::mini_fader_changed, this, ui_audio_miniview, bus_index, _1));
+ }
+}
+
void MainWindow::mixer_shutting_down()
{
ui->me_live->clean_context();
AboutDialog().exec();
}
+void MainWindow::input_mapping_triggered()
+{
+ if (InputMappingDialog().exec() == QDialog::Accepted) {
+ setup_audio_miniview();
+ }
+}
+
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);
+ global_mixer->get_audio_mixer()->set_gain_staging_db(gain_db);
// The label will be updated by the audio level callback.
}
ui->makeup_gain_auto_checkbox->setCheckState(Qt::Unchecked);
float gain_db = value * 0.1f;
- global_mixer->set_final_makeup_gain_db(gain_db);
+ global_mixer->get_audio_mixer()->set_final_makeup_gain_db(gain_db);
// The label will be updated by the audio level callback.
}
{
float octaves = value * 0.1f;
float cutoff_hz = 20.0 * pow(2.0, octaves);
- global_mixer->set_locut_cutoff(cutoff_hz);
+ global_mixer->get_audio_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::report_disk_space(off_t free_bytes, double estimated_seconds_left)
+{
+ char time_str[256];
+ if (estimated_seconds_left < 60.0) {
+ strcpy(time_str, "<font color=\"red\">Less than a minute</font>");
+ } else if (estimated_seconds_left < 1800.0) { // Less than half an hour: Xm Ys (red).
+ int s = lrintf(estimated_seconds_left);
+ int m = s / 60;
+ s %= 60;
+ snprintf(time_str, sizeof(time_str), "<font color=\"red\">%dm %ds</font>", m, s);
+ } else if (estimated_seconds_left < 3600.0) { // Less than an hour: Xm.
+ int m = lrintf(estimated_seconds_left / 60.0);
+ snprintf(time_str, sizeof(time_str), "%dm", m);
+ } else if (estimated_seconds_left < 36000.0) { // Less than ten hours: Xh Ym.
+ int m = lrintf(estimated_seconds_left / 60.0);
+ int h = m / 60;
+ m %= 60;
+ snprintf(time_str, sizeof(time_str), "%dh %dm", h, m);
+ } else { // More than ten hours: Xh.
+ int h = lrintf(estimated_seconds_left / 3600.0);
+ snprintf(time_str, sizeof(time_str), "%dh", h);
+ }
+ char buf[256];
+ snprintf(buf, sizeof(buf), "Disk free: %'.0f MB (approx. %s)", free_bytes / 1048576.0, time_str);
+
+ std::string label = buf;
+
+ post_to_main_thread([this, label]{
+ disk_free_label->setText(QString::fromStdString(label));
+ ui->menuBar->setCornerWidget(disk_free_label); // Need to set this again for the sizing to get right.
+ });
+}
+
void MainWindow::limiter_threshold_knob_changed(int value)
{
float threshold_dbfs = value * 0.1f;
- global_mixer->set_limiter_threshold_dbfs(threshold_dbfs);
+ global_mixer->get_audio_mixer()->set_limiter_threshold_dbfs(threshold_dbfs);
ui->limiter_threshold_db_display->setText(
- QString::fromStdString(format_db(threshold_dbfs)));
+ QString::fromStdString(format_db(threshold_dbfs, DB_WITH_SIGN)));
}
void MainWindow::compressor_threshold_knob_changed(int value)
{
float threshold_dbfs = value * 0.1f;
- global_mixer->set_compressor_threshold_dbfs(threshold_dbfs);
+ global_mixer->get_audio_mixer()->set_compressor_threshold_dbfs(threshold_dbfs);
ui->compressor_threshold_db_display->setText(
- QString::fromStdString(format_db(threshold_dbfs)));
+ QString::fromStdString(format_db(threshold_dbfs, DB_WITH_SIGN)));
+}
+
+void MainWindow::mini_fader_changed(Ui::AudioMiniView *ui, int channel, int value)
+{
+ float volume_db = value * 0.1f;
+
+ char buf[256];
+ snprintf(buf, sizeof(buf), "%+.1f dB", volume_db);
+ ui->fader_label->setText(buf);
+
+ global_mixer->get_audio_mixer()->set_fader_volume(channel, volume_db);
}
void MainWindow::reset_meters_button_clicked()
{
- global_mixer->reset_meters();
- ui->peak_display->setText("-inf");
+ global_mixer->get_audio_mixer()->reset_meters();
+ ui->peak_display->setText(QString::fromStdString(format_db(-HUGE_VAL, DB_WITH_SIGN | DB_BARE)));
ui->peak_display->setStyleSheet("");
}
-void MainWindow::audio_level_callback(float level_lufs, float peak_db, float global_level_lufs,
+void MainWindow::audio_level_callback(float level_lufs, float peak_db, vector<float> bus_level_lufs,
+ 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);
+ 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).
- double last_update_age = now.tv_sec - last_audio_level_callback.tv_sec +
- 1e-6 * (now.tv_usec - last_audio_level_callback.tv_usec);
+ 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) {
+ if (bus_index < audio_miniviews.size()) {
+ audio_miniviews[bus_index]->vu_meter_meter->set_level(
+ bus_level_lufs[bus_index]);
+ }
+ }
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)));
+ 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->gainstaging_knob->setValue(lrintf(gain_staging_db * 10.0f));
ui->gainstaging_knob->blockSignals(false);
ui->gainstaging_db_display->setText(
- QString::fromStdString(format_db_with_sign(gain_staging_db)));
+ QString::fromStdString(format_db(gain_staging_db, DB_WITH_SIGN)));
ui->makeup_gain_knob->blockSignals(true);
ui->makeup_gain_knob->setValue(lrintf(final_makeup_gain_db * 10.0f));
ui->makeup_gain_knob->blockSignals(false);
ui->makeup_gain_db_display->setText(
- QString::fromStdString(format_db_with_sign(final_makeup_gain_db)));
+ QString::fromStdString(format_db(final_makeup_gain_db, DB_WITH_SIGN)));
});
}
}
remaining_height -= me_height + ui->vertical_layout->spacing();
- double audiostrip_height = ui->audiostrip->geometry().height();
- remaining_height -= audiostrip_height + ui->vertical_layout->spacing();
+ // Space between the M/E displays and the audio strip.
+ remaining_height -= ui->vertical_layout->spacing();
// The previews will be constrained by the remaining height, and the width.
double preview_label_height = previews[0]->title_bar->geometry().height() +
remaining_height -= preview_height + preview_label_height + ui->vertical_layout->spacing();
ui->vertical_layout->setStretch(0, lrintf(me_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));
+ ui->vertical_layout->setStretch(1, lrintf(remaining_height)); // Audio strip.
+ ui->vertical_layout->setStretch(2, lrintf(preview_height + preview_label_height));
// Set the widths for the previews.
double preview_width = preview_height * 16.0 / 9.0;