X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=mainwindow.cpp;h=8a91a3f630dc031ac8414a07fda84af2feb5d768;hb=87bd26a6db023032b2d7ecd0252b5e45cd564673;hp=be46ded2bf82a96ea33a15f27f6cae24990c54f1;hpb=9f1e8fb59e1b68b68b4bb1a05e1f4ee37ea47471;p=nageru

diff --git a/mainwindow.cpp b/mainwindow.cpp
index be46ded..8a91a3f 100644
--- 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){
+	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);
 
@@ -102,42 +177,55 @@ void MainWindow::mixer_created(Mixer *mixer)
 		} else {
 			ui->peak_display->setStyleSheet("");
 		}
+
+		ui->gainstaging_knob->setValue(lrintf(auto_gain_staging_db * 10.0f));
+		snprintf(buf, sizeof(buf), "%+.1f dB", auto_gain_staging_db);
+		ui->gainstaging_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() + ui->preview_displays->spacing();  // Wrong spacing?
+	int preview_total_width = ui->preview_displays->geometry().width();
+	double preview_height = std::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, std::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;
+	double remaining_preview_width = preview_total_width;
 
 	for (unsigned i = 0; i < previews.size(); ++i) {
 		ui->preview_displays->setStretch(i, lrintf(preview_width));
+		remaining_preview_width -= preview_width + ui->preview_displays->spacing();
 	}
 
-	// The spacer.
-	ui->preview_displays->setStretch(previews.size(), lrintf(width - previews.size() * preview_width));
+	// The preview horizontal spacer.
+	ui->preview_displays->setStretch(previews.size(), lrintf(remaining_preview_width));
 }
 
 void MainWindow::set_transition_names(vector<string> transition_names)
@@ -213,11 +301,15 @@ double srgb_to_linear(double x)
 
 void MainWindow::set_white_balance(int channel_number, int x, int y)
 {
-	// FIXME: This is wrong. We should really reset the white balance and then
-	// re-render, but renderToPixmap() crashes for me.
+	// Set the white balance to neutral for the grab. It's probably going to
+	// flicker a bit, but hopefully this display is not live anyway.
+	global_mixer->set_wb(Mixer::OUTPUT_INPUT0 + channel_number, 0.5, 0.5, 0.5);
+	previews[channel_number]->display->updateGL();
 	QRgb reference_color = previews[channel_number]->display->grabFrameBuffer().pixel(x, y);
+
 	double r = srgb_to_linear(qRed(reference_color) / 255.0);
 	double g = srgb_to_linear(qGreen(reference_color) / 255.0);
 	double b = srgb_to_linear(qBlue(reference_color) / 255.0);
 	global_mixer->set_wb(Mixer::OUTPUT_INPUT0 + channel_number, r, g, b);
+	previews[channel_number]->display->updateGL();
 }