From 9d01ac440de6adfe348005622a065ebd4bd35e8f Mon Sep 17 00:00:00 2001
From: Chris Robinson <chris.kcat@gmail.com>
Date: Fri, 23 Jun 2017 08:13:42 -0700
Subject: [PATCH] Don't report any output samples for no input samples

---
 Alc/converter.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Alc/converter.c b/Alc/converter.c
index 9fe76faa..ee8bb7fb 100644
--- a/Alc/converter.c
+++ b/Alc/converter.c
@@ -194,6 +194,12 @@ ALsizei SampleConverterAvailableOut(SampleConverter *converter, ALsizei srcframe
         prepcount = 0;
     }
 
+    if(srcframes < 1)
+    {
+        /* No output samples if there's no input samples. */
+        return 0;
+    }
+
     if(prepcount < MAX_POST_SAMPLES+MAX_PRE_SAMPLES &&
        MAX_POST_SAMPLES+MAX_PRE_SAMPLES-prepcount >= srcframes)
     {
-- 
2.11.4.GIT