From aae1708597fd5c2144f5f6a394d727a505666cb5 Mon Sep 17 00:00:00 2001
From: Sebastian Reimers <info@miete-admin.de>
Date: Fri, 15 Jan 2016 19:12:26 +0100
Subject: Fix audiounit recording on OSX, technotes TN2223 and TN2091

---
 modules/audiounit/recorder.c | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

(limited to 'modules/audiounit')

diff --git a/modules/audiounit/recorder.c b/modules/audiounit/recorder.c
index d46f331..25095e1 100644
--- a/modules/audiounit/recorder.c
+++ b/modules/audiounit/recorder.c
@@ -104,6 +104,13 @@ int audiounit_recorder_alloc(struct ausrc_st **stp, const struct ausrc *as,
 	AURenderCallbackStruct cb;
 	struct ausrc_st *st;
 	UInt32 enable = 1;
+	UInt32 ausize;
+	ausize = sizeof(AudioDeviceID);
+	AudioDeviceID inputDevice;
+	AudioObjectPropertyAddress auAddress = {
+		kAudioHardwarePropertyDefaultInputDevice,
+		kAudioObjectPropertyScopeGlobal,
+		kAudioObjectPropertyElementMaster };
 	OSStatus ret = 0;
 	int err;
 
@@ -138,6 +145,31 @@ int audiounit_recorder_alloc(struct ausrc_st **stp, const struct ausrc *as,
 	if (ret)
 		goto out;
 
+	enable = 0;
+	ret = AudioUnitSetProperty(st->au, kAudioOutputUnitProperty_EnableIO,
+				   kAudioUnitScope_Output, 0,
+				   &enable, sizeof(enable));
+	if (ret)
+		goto out;
+
+	ret = AudioObjectGetPropertyData(kAudioObjectSystemObject,
+			&auAddress,
+			0,
+			NULL,
+			&ausize,
+			&inputDevice);
+	if (ret)
+		goto out;
+
+	ret = AudioUnitSetProperty(st->au,
+			kAudioOutputUnitProperty_CurrentDevice,
+			kAudioUnitScope_Global,
+			0,
+			&inputDevice,
+			sizeof(inputDevice));
+	if (ret)
+		goto out;
+
 	fmt.mSampleRate       = prm->srate;
 	fmt.mFormatID         = kAudioFormatLinearPCM;
 #if TARGET_OS_IPHONE
-- 
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