X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=mainwindow.cpp;h=3f9873ffa76983866ed9c8c02ce164d6bc075206;hb=b0d8d860fba68b63b5cd70ef97d81b7146b031ab;hp=0b1ad4a93eefc193f1d418d5a502825b1d676f49;hpb=3468aa5b18f40f294657a3b52a2bb49521d6476e;p=nageru diff --git a/mainwindow.cpp b/mainwindow.cpp index 0b1ad4a..3f9873f 100644 --- a/mainwindow.cpp +++ b/mainwindow.cpp @@ -4,9 +4,11 @@ #include #include #include +#include #include #include #include +#include #include #include #include @@ -17,10 +19,14 @@ #include #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" @@ -28,10 +34,14 @@ class QResizeEvent; using namespace std; +using namespace std::chrono; using namespace std::placeholders; +Q_DECLARE_METATYPE(std::string); Q_DECLARE_METATYPE(std::vector); +MainWindow *global_mainwindow = nullptr; + namespace { void schedule_cut_signal(int ignored) @@ -39,9 +49,48 @@ void schedule_cut_signal(int ignored) global_mixer->schedule_cut(); } -} // namespace +void quit_signal(int ignored) +{ + global_mainwindow->close(); +} -MainWindow *global_mainwindow = nullptr; +constexpr unsigned DB_NO_FLAGS = 0x0; +constexpr unsigned DB_WITH_SIGN = 0x1; +constexpr unsigned DB_BARE = 0x2; + +string format_db(double db, unsigned flags) +{ + 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 { + 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 MainWindow::MainWindow() : ui(new Ui::MainWindow) @@ -49,13 +98,25 @@ MainWindow::MainWindow() 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); // 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), + 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); + } else { + ui->x264_bitrate_action->setEnabled(false); + } // Hook up the transition buttons. (Keyboard shortcuts are set in set_transition_names().) // TODO: Make them dynamic. @@ -67,9 +128,12 @@ MainWindow::MainWindow() transition_btn1 = ui->transition_btn1; transition_btn2 = ui->transition_btn2; transition_btn3 = ui->transition_btn3; + qRegisterMetaType("std::string"); qRegisterMetaType>("std::vector"); - connect(ui->me_preview, &GLWidget::transition_names_updated, this, &MainWindow::set_transition_names); + connect(ui->me_live, &GLWidget::transition_names_updated, this, &MainWindow::set_transition_names); qRegisterMetaType("Mixer::Output"); + + last_audio_level_callback = steady_clock::now() - seconds(1); } void MainWindow::resizeEvent(QResizeEvent* event) @@ -101,7 +165,7 @@ void MainWindow::mixer_created(Mixer *mixer) connect(ui_display->display, &GLWidget::clicked, bind(&MainWindow::channel_clicked, this, i)); // Let the theme update the text whenever the resolution or color changed. - connect(ui_display->display, &GLWidget::resolution_updated, this, &MainWindow::update_channel_name); + connect(ui_display->display, &GLWidget::name_updated, this, &MainWindow::update_channel_name); connect(ui_display->display, &GLWidget::color_updated, this, &MainWindow::update_channel_color); // Hook up the keyboard key. @@ -113,43 +177,87 @@ void MainWindow::mixer_created(Mixer *mixer) 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); + 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_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_audio_mixer()->get_limiter_threshold_dbfs(), DB_WITH_SIGN))); + 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->set_locut_enabled(state == Qt::Checked); + global_mixer->get_audio_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_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::sliderMoved, this, &MainWindow::final_makeup_gain_knob_changed); + 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)); act.sa_handler = schedule_cut_signal; act.sa_flags = SA_RESTART; sigaction(SIGHUP, &act, nullptr); + + // Mostly for debugging. Don't override SIGINT, that's so evil if + // shutdown isn't instant. + memset(&act, 0, sizeof(act)); + act.sa_handler = quit_signal; + act.sa_flags = SA_RESTART; + 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, &NonLinearFader::dbValueChanged, + bind(&MainWindow::mini_fader_changed, this, ui_audio_miniview, bus_index, _1)); + } } void MainWindow::mixer_shutting_down() @@ -166,6 +274,16 @@ void MainWindow::cut_triggered() global_mixer->schedule_cut(); } +void MainWindow::x264_bitrate_triggered() +{ + bool ok; + 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); + if (ok && new_bitrate >= 100 && new_bitrate <= 100000) { + global_flags.x264_bitrate = new_bitrate; + global_mixer->change_x264_bitrate(new_bitrate); + } +} + void MainWindow::exit_triggered() { close(); @@ -176,12 +294,19 @@ void MainWindow::about_triggered() 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. } @@ -191,7 +316,7 @@ 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); + global_mixer->get_audio_mixer()->set_final_makeup_gain_db(gain_db); // The label will be updated by the audio level callback. } @@ -200,52 +325,93 @@ 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); + 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, "Less than a minute"); + } 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), "%dm %ds", 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); - - char buf[256]; - snprintf(buf, sizeof(buf), "%.1f dB", threshold_dbfs); - ui->limiter_threshold_db_display->setText(buf); + global_mixer->get_audio_mixer()->set_limiter_threshold_dbfs(threshold_dbfs); + ui->limiter_threshold_db_display->setText( + 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, DB_WITH_SIGN))); +} +void MainWindow::mini_fader_changed(Ui::AudioMiniView *ui, int channel, double volume_db) +{ char buf[256]; - snprintf(buf, sizeof(buf), "%.1f dB", threshold_dbfs); - ui->compressor_threshold_db_display->setText(buf); + if (isfinite(volume_db)) { + snprintf(buf, sizeof(buf), "%+.1f dB", volume_db); + ui->fader_label->setText(buf); + } else { + ui->fader_label->setText("-∞ dB"); + } + + 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 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(now - last_audio_level_callback).count(); if (last_update_age < 0.100) { return; } @@ -253,25 +419,33 @@ void MainWindow::audio_level_callback(float level_lufs, float peak_db, float glo 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); - char buf[256]; - snprintf(buf, sizeof(buf), "%.1f", peak_db); - ui->peak_display->setText(buf); + 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(""); } + ui->gainstaging_knob->blockSignals(true); 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->gainstaging_knob->blockSignals(false); + ui->gainstaging_db_display->setText( + 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)); - snprintf(buf, sizeof(buf), "%+.1f dB", final_makeup_gain_db); - ui->makeup_gain_db_display->setText(buf); + ui->makeup_gain_knob->blockSignals(false); + ui->makeup_gain_db_display->setText( + QString::fromStdString(format_db(final_makeup_gain_db, DB_WITH_SIGN))); }); } @@ -292,8 +466,8 @@ void MainWindow::relayout() } 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() + @@ -303,9 +477,8 @@ void MainWindow::relayout() 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(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; @@ -340,19 +513,18 @@ void MainWindow::set_transition_names(vector transition_names) } } -void MainWindow::update_channel_name(Mixer::Output output) +void MainWindow::update_channel_name(Mixer::Output output, const string &name) { if (output >= Mixer::OUTPUT_INPUT0) { unsigned channel = output - Mixer::OUTPUT_INPUT0; - previews[channel]->label->setText(global_mixer->get_channel_name(output).c_str()); + previews[channel]->label->setText(name.c_str()); } } -void MainWindow::update_channel_color(Mixer::Output output) +void MainWindow::update_channel_color(Mixer::Output output, const string &color) { if (output >= Mixer::OUTPUT_INPUT0) { unsigned channel = output - Mixer::OUTPUT_INPUT0; - string color = global_mixer->get_channel_color(output); previews[channel]->frame->setStyleSheet(QString::fromStdString("background-color:" + color)); } }