From 9b89b781b9d06181c8d486605ed4c2b3089d64d6 Mon Sep 17 00:00:00 2001
From: alcinos <nicolas.carion@ens-lyon.fr>
Date: Wed, 1 May 2019 23:50:41 +0200
Subject: [PATCH] Fix race in mlt_consumer

---
 src/framework/mlt_consumer.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/framework/mlt_consumer.c b/src/framework/mlt_consumer.c
index 491bc5e99..0e36bde3c 100644
--- a/src/framework/mlt_consumer.c
+++ b/src/framework/mlt_consumer.c
@@ -31,6 +31,7 @@
 #include <string.h>
 #include <stdlib.h>
 #include <sys/time.h>
+#include <stdatomic.h>
 
 /** Define this if you want an automatic deinterlace (if necessary) when the
  * consumer's producer is not running at normal speed.
@@ -65,7 +66,7 @@ typedef struct
 	double fps;
 	int channels;
 	int frequency;
-	int speed;
+	atomic_int speed;
 	/* additional fields added for the parallel work queue */
 	mlt_deque worker_threads;
 	pthread_mutex_t done_mutex;