From 6667408cb530d7eb7e3e4fb340a7d315782503b3 Mon Sep 17 00:00:00 2001
From: Matthew Waters <matthew@centricular.com>
Date: Thu, 7 Jan 2016 14:08:39 +1100
Subject: [PATCH] glsyncmeta: only flush with a shared context

The wait code will flush for us for single context pipelines.
---
 gst-libs/gst/gl/gstglsyncmeta.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/gst-libs/gst/gl/gstglsyncmeta.c b/gst-libs/gst/gl/gstglsyncmeta.c
index a2f44a3ec2..60b1ee493a 100644
--- a/gst-libs/gst/gl/gstglsyncmeta.c
+++ b/gst-libs/gst/gl/gstglsyncmeta.c
@@ -50,7 +50,10 @@ _default_set_sync_gl (GstGLSyncMeta * sync_meta, GstGLContext * context)
     }
     sync_meta->data =
         (gpointer) gl->FenceSync (GL_SYNC_GPU_COMMANDS_COMPLETE, 0);
-    gl->Flush ();
+
+    if (gst_gl_context_is_shared (context))
+      /* if we only have a single context, the wait will flush for us */
+      gl->Flush ();
     GST_LOG ("setting sync object %p", sync_meta->data);
   } else {
     gl->Finish ();