If audio device fails to open, retry 10 times before giving up.

rthandler.cpp

@@ -208,6 +208,12 @@ bool rtHandler::init(audioSetup setup)
 		}
 		catch (RtAudioError& e) {
 			qInfo(logAudio()) << "Error opening:" << QString::fromStdString(e.getMessage());
+			// Try again?
+			if (retryConnectCount < 10) {
+				QTimer::singleShot(500, this, std::bind(&rtHandler::init, this, setup));
+				retryConnectCount++;
+				return false;
+			}
 		}
 	}
 	else

rthandler.h

@@ -16,6 +16,7 @@
 #include <QAudioFormat>
 #include <QTime>
 #include <QMap>
+#include <QTimer>
 
 
 /* wfview Packet types */
@@ -108,6 +109,7 @@ private:
     bool            isUnderrun = false;
     bool            isOverrun = false;
     QMutex          audioMutex;
+    int             retryConnectCount = 0;
 };
 
 #endif // rtHandler_H