From 92ca28918faabd91f89cdcbc94d12213a628831d Mon Sep 17 00:00:00 2001
From: Gary Scavone <gary@music.mcgill.ca>
Date: Fri, 11 Apr 2014 16:03:52 -0400
Subject: [PATCH] Bug fix in FreeVerb; Added <cstring> header in Stk.h (which
 seemed necessary for MinGW).

---
 doc/ReleaseNotes.txt     | 1 +
 doc/doxygen/download.txt | 1 +
 include/FreeVerb.h       | 4 ----
 include/Stk.h            | 1 +
 4 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/doc/ReleaseNotes.txt b/doc/ReleaseNotes.txt
index afe035d..237fd44 100644
--- a/doc/ReleaseNotes.txt
+++ b/doc/ReleaseNotes.txt
@@ -5,6 +5,7 @@ By Perry R. Cook and Gary P. Scavone, 1995--2014.
 v4.5.0: (?? April 2014)
 - updated versions of RtAudio and RtMidi, with associated renaming of RtError class to either RtAudioError or RtMidiError
 - new iOS project files (thanks to Ariel Elkin)
+- bug fix in FreeVerb that could cause crackling for stereo input
 - various bug fixes and updates to minimize compiler warnings
 - ADSR fix for decay/release time calculations
 - various updates to build system
diff --git a/doc/doxygen/download.txt b/doc/doxygen/download.txt
index 85f6d3b..cb02aae 100644
--- a/doc/doxygen/download.txt
+++ b/doc/doxygen/download.txt
@@ -14,6 +14,7 @@
 <ul>
 <li>Updated versions of RtAudio and RtMidi, with associated renaming of RtError class to either RtAudioError or RtMidiError</li>
 <li>New iOS project files (thanks to Ariel Elkin)</li>
+<li>Bug fix in FreeVerb that could cause crackling for stereo input</li>
 <li>Various bug fixes and updates to minimize compiler warnings</li>
 <li>ADSR fix for decay/release time calculations</li>
 <li>Various updates to build system</li>
diff --git a/include/FreeVerb.h b/include/FreeVerb.h
index 2c6cb6e..59b4e3d 100644
--- a/include/FreeVerb.h
+++ b/include/FreeVerb.h
@@ -183,10 +183,6 @@ inline StkFloat FreeVerb::tick( StkFloat inputL, StkFloat inputR, unsigned int c
   }
 #endif
 
-  if ( !inputR ) {
-    inputR = inputL;
-  }
-
   StkFloat fInput = (inputL + inputR) * gain_;
   StkFloat outL = 0.0;
   StkFloat outR = 0.0;
diff --git a/include/Stk.h b/include/Stk.h
index 44b3aa6..7a050d4 100644
--- a/include/Stk.h
+++ b/include/Stk.h
@@ -2,6 +2,7 @@
 #define STK_STK_H
 
 #include <string>
+#include <cstring>
 #include <iostream>
 #include <sstream>
 #include <vector>