From d14bdbd0f324e6e19085cd47b0ffcde1a85f365d Mon Sep 17 00:00:00 2001
From: simon987 <me@simon987.net>
Date: Fri, 27 Dec 2019 16:23:03 -0500
Subject: [PATCH] bugfix: fftw thread safety

---
 fastimagehash.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/fastimagehash.cpp b/fastimagehash.cpp
index a21a1c6..cedf9b8 100644
--- a/fastimagehash.cpp
+++ b/fastimagehash.cpp
@@ -11,6 +11,11 @@
 
 //TODO: Error handling
 
+static void init() __attribute__((constructor));
+void init() {
+    fftw_make_planner_thread_safe();
+}
+
 using namespace cv;
 
 #define FASTIMAGEHASH_OK 0