From 5e24aba5a69b6df697d26ec971a9566b645705d5 Mon Sep 17 00:00:00 2001
From: Gitea <gitea@fake.local>
Date: Fri, 30 Aug 2019 12:28:40 +0200
Subject: [PATCH] Fail with error message in case no input audio device was
 found

---
 mainwindow.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/mainwindow.cpp b/mainwindow.cpp
index 39f2f81..37e1f75 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -96,6 +96,9 @@ void MainWindow::toggle()
         format.setCodec("audio/pcm");
         format.setByteOrder(QAudioFormat::LittleEndian);
 
+        if(m_audioDevices.empty()){
+            qFatal("No audio devices found");
+        }
         m_input = std::make_unique<QAudioInput>(m_audioDevices.at(m_ui.comboBoxDevices->currentIndex()), format);
         m_input->start(&m_device);
         m_input->setBufferSize(format.sampleRate()/60*sizeof(qint16)*2);