X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=mainwindow.cpp;h=841952f8b28eda6b2c83483aedf717e00ef6c834;hb=b561d43a60201395f1354a585aa37670eda45883;hp=9ed7d3e4ca7a3ea97cb084b5bb53a7d1077fb4c6;hpb=a67460db8ba2c3c50e75866fa85091fbebdc7386;p=nageru

diff --git a/mainwindow.cpp b/mainwindow.cpp
index 9ed7d3e..841952f 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -4,6 +4,7 @@
 #include <stdio.h>
 #include <signal.h>
 #include <algorithm>
+#include <chrono>
 #include <string>
 #include <vector>
 #include <QBoxLayout>
@@ -18,6 +19,7 @@
 #include <QString>
 
 #include "aboutdialog.h"
+#include "disk_space_estimator.h"
 #include "flags.h"
 #include "glwidget.h"
 #include "lrameter.h"
@@ -30,6 +32,7 @@
 class QResizeEvent;
 
 using namespace std;
+using namespace std::chrono;
 using namespace std::placeholders;
 
 Q_DECLARE_METATYPE(std::string);
@@ -93,6 +96,11 @@ 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);
 
@@ -121,6 +129,8 @@ MainWindow::MainWindow()
 	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)
@@ -283,6 +293,39 @@ void MainWindow::cutoff_knob_changed(int value)
 	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;
@@ -311,13 +354,11 @@ void MainWindow::audio_level_callback(float level_lufs, float peak_db, float glo
                                       float gain_staging_db, float final_makeup_gain_db,
                                       float correlation)
 {
-	timespec now;
-	clock_gettime(CLOCK_MONOTONIC, &now);
+	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-9 * (now.tv_nsec - last_audio_level_callback.tv_nsec);
+	double last_update_age = duration<double>(now - last_audio_level_callback).count();
 	if (last_update_age < 0.100) {
 		return;
 	}