From 87b26d4ad7c96d6c332a6f69e90e005368bcf139 Mon Sep 17 00:00:00 2001
From: Phil Taylor <phil@m0vse.uk>
Date: Mon, 7 Jun 2021 14:04:52 +0100
Subject: [PATCH] Check that we have at least 1 audio channel available.

---
 audiohandler.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/audiohandler.cpp b/audiohandler.cpp
index ca67a16..f051830 100644
--- a/audiohandler.cpp
+++ b/audiohandler.cpp
@@ -198,6 +198,12 @@ bool audioHandler::init(audioSetup setupIn)
 	if (format.channelCount() > 2) {
 		format.setChannelCount(2);
 	}
+	else if (format.channelCount() < 1)
+	{
+		qCritical(logAudio()) << (setup.isinput ? "Input" : "Output") << "No channels found, aborting setup.";
+		return false;
+	}
+
 	devChannels = format.channelCount();
 	nativeSampleRate = format.sampleRate();
 	// chunk size is always relative to Internal Sample Rate.