From a405ceca9dc605de474be5b9373a679a61662feb Mon Sep 17 00:00:00 2001
From: Jacob Henner <code@ventricle.us>
Date: Mon, 14 Dec 2015 05:09:34 -0500
Subject: [PATCH] Fixes #2631: Automatically select capture device.

---
 src/audio/audio.cpp | 19 ++++++++++++++++++-
 1 file changed, 18 insertions(+), 1 deletion(-)

diff --git a/src/audio/audio.cpp b/src/audio/audio.cpp
index 859f68666..acb55a819 100644
--- a/src/audio/audio.cpp
+++ b/src/audio/audio.cpp
@@ -201,7 +201,24 @@ void Audio::openInput(const QString& inDevDescr)
     const uint32_t chnls = AUDIO_CHANNELS;
     const ALCsizei bufSize = (frameDuration * sampleRate * 4) / 1000 * chnls;
     if (inDevDescr.isEmpty())
-        alInDev = alcCaptureOpenDevice(nullptr, sampleRate, stereoFlag, bufSize);
+    {
+        const ALchar *pDeviceList = alcGetString(NULL, ALC_CAPTURE_DEVICE_SPECIFIER);
+        if (pDeviceList)
+        {
+            alInDev = alcCaptureOpenDevice(pDeviceList, sampleRate, stereoFlag, bufSize);
+            int len = strlen(pDeviceList);
+#ifdef Q_OS_WIN
+            QString inDev = QString::fromUtf8(pDeviceList, len);
+#else
+            QString inDev = QString::fromLocal8Bit(pDeviceList, len);
+#endif
+            Settings::getInstance().setInDev(inDev);
+        }
+        else
+        {
+            alInDev = alcCaptureOpenDevice(nullptr, sampleRate, stereoFlag, bufSize);
+        }
+    }
     else
         alInDev = alcCaptureOpenDevice(inDevDescr.toStdString().c_str(),
                                        sampleRate, stereoFlag, bufSize);