From 7d4e3688e1101ade56bb0769dcb28686dbc4d6e4 Mon Sep 17 00:00:00 2001
From: Chris Robinson <chris.kcat@gmail.com>
Date: Thu, 13 Aug 2015 16:01:31 -0700
Subject: Wait for the OpenSL buffer queue to empty when stopping

---
 Alc/backends/opensl.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'Alc/backends/opensl.c')

diff --git a/Alc/backends/opensl.c b/Alc/backends/opensl.c
index 1043359c..7b8fdb25 100644
--- a/Alc/backends/opensl.c
+++ b/Alc/backends/opensl.c
@@ -25,7 +25,7 @@
 
 #include "alMain.h"
 #include "alu.h"
-
+#include "threads.h"
 
 #include <SLES/OpenSLES.h>
 #include <SLES/OpenSLES_Android.h>
@@ -379,6 +379,15 @@ static void opensl_stop_playback(ALCdevice *Device)
         result = VCALL0(bufferQueue,Clear)();
         PRINTERR(result, "bufferQueue->Clear");
     }
+    if(SL_RESULT_SUCCESS == result)
+    {
+        SLAndroidSimpleBufferQueueState state;
+        do {
+            althrd_yield();
+            result = VCALL(bufferQueue,GetState)(&state);
+        } while(SL_RESULT_SUCCESS == result && state.count > 0);
+        PRINTERR(result, "bufferQueue->GetState");
+    }
 
     free(data->buffer);
     data->buffer = NULL;
-- 
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