added export ETA

dialogs/exportdialog.cpp

@@ -6,6 +6,7 @@
 #include <QThread>
 #include <QMessageBox>
 #include <QOpenGLContext>
+#include <QtMath>
 
 #include "debug.h"
 #include "panels/panels.h"
@@ -474,7 +475,7 @@ void ExportDialog::on_pushButton_clicked() {
 
 		connect(et, SIGNAL(finished()), et, SLOT(deleteLater()));
         connect(et, SIGNAL(finished()), this, SLOT(render_thread_finished()));
-		connect(et, SIGNAL(progress_changed(int)), this, SLOT(update_progress_bar(int)));
+        connect(et, SIGNAL(progress_changed(int, qint64)), this, SLOT(update_progress_bar(int, qint64)));
 
 		closeActiveClips(sequence, true);
 
@@ -517,8 +518,14 @@ void ExportDialog::on_pushButton_clicked() {
 	}
 }
 
-void ExportDialog::update_progress_bar(int value) {
-	ui->progressBar->setValue(value);
+void ExportDialog::update_progress_bar(int value, qint64 remaining_ms) {
+    // convert ms to H:MM:SS
+    int seconds = qFloor(remaining_ms*0.001)%60;
+    int minutes = qFloor(remaining_ms/60000)%60;
+    int hours = qFloor(remaining_ms/3600000);
+    ui->progressBar->setFormat("%p% (ETA: " + QString::number(hours) + ":" + QString::number(minutes).rightJustified(2, '0') + ":" + QString::number(seconds).rightJustified(2, '0') + ")");
+
+    ui->progressBar->setValue(value);
 }
 
 void ExportDialog::on_renderCancel_clicked() {

dialogs/exportdialog.h

@@ -25,7 +25,7 @@ private slots:
 
 	void on_pushButton_clicked();
 
-	void update_progress_bar(int value);
+    void update_progress_bar(int value, qint64 remaining_ms);
 
     void on_renderCancel_clicked();
 

dialogs/exportdialog.ui

@@ -6,8 +6,8 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>358</width>
-    <height>470</height>
+    <width>443</width>
+    <height>562</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -227,6 +227,9 @@
        <property name="value">
         <number>0</number>
        </property>
+       <property name="format">
+        <string>%p% (ETA: 0:00:00)</string>
+       </property>
       </widget>
      </item>
      <item>