diff --git a/ext/qt/gstqtsrc.cc b/ext/qt/gstqtsrc.cc
index fd7dd56de1..57fb9907c4 100644
--- a/ext/qt/gstqtsrc.cc
+++ b/ext/qt/gstqtsrc.cc
@@ -290,8 +290,12 @@ gst_qt_src_query (GstBaseSrc * bsrc, GstQuery * query)
         return FALSE;
 
       if (!qt_src->display && !qt_src->qt_context) {
-        qt_src->display = qt_window_get_display (qt_src->window);
-        qt_src->qt_context = qt_window_get_qt_context (qt_src->window);
+        if (!qt_src->display)
+          qt_src->display = qt_window_get_display (qt_src->window);
+        if (!qt_src->qt_context)
+          qt_src->qt_context = qt_window_get_qt_context (qt_src->window);
+        if (!qt_src->context)
+          qt_src->context = qt_window_get_context (qt_src->window);
       }
 
       if (gst_gl_handle_context_query ((GstElement *) qt_src, query,
@@ -367,6 +371,9 @@ gst_qt_src_decide_allocation (GstBaseSrc * bsrc, GstQuery * query)
   if (!qt_src->context && !_find_local_gl_context (qt_src))
     return FALSE;
 
+  if (!qt_window_set_context (qt_src->window, qt_src->context))
+    return FALSE;
+
   if (!pool) {
     if (!qt_src->context || !GST_IS_GL_CONTEXT (qt_src->context))
       return FALSE;
@@ -532,6 +539,7 @@ gst_qt_src_start (GstBaseSrc * basesrc)
 
   qt_src->display = qt_window_get_display (qt_src->window);
   qt_src->qt_context = qt_window_get_qt_context (qt_src->window);
+  qt_src->context = qt_window_get_context (qt_src->window);
 
   if (!qt_src->display || !qt_src->qt_context) {
     GST_ERROR_OBJECT (qt_src,
diff --git a/ext/qt/qtwindow.cc b/ext/qt/qtwindow.cc
index aec6ba765c..39959669e0 100644
--- a/ext/qt/qtwindow.cc
+++ b/ext/qt/qtwindow.cc
@@ -70,6 +70,7 @@ struct _QtGLWindowPrivate
 
   GstGLDisplay *display;
   GstGLContext *other_context;
+  GstGLContext *context;
 
   GLuint fbo;
 
@@ -141,6 +142,8 @@ QtGLWindow::~QtGLWindow()
     gst_object_unref(this->priv->other_context);
   if (this->priv->display)
     gst_object_unref(this->priv->display);
+  if (this->priv->context)
+    gst_object_unref(this->priv->context);
   g_free (this->priv);
   this->priv = NULL;
 }
@@ -189,6 +192,7 @@ QtGLWindow::afterRendering()
   guint width, height;
   const GstGLFuncs *gl;
   GLuint dst_tex;
+  GstGLSyncMeta *sync_meta;
 
   g_mutex_lock (&this->priv->lock);
 
@@ -253,6 +257,14 @@ QtGLWindow::afterRendering()
     gl->CopyTexImage2D (GL_TEXTURE_2D, 0, GL_RGBA, 0, 0, width, height, 0);
   }
 
+  if (this->priv->context) {
+    sync_meta = gst_buffer_get_gl_sync_meta (this->priv->buffer);
+    if (!sync_meta) {
+      sync_meta = gst_buffer_add_gl_sync_meta (this->priv->context, this->priv->buffer);
+    }
+    gst_gl_sync_meta_set_sync_point (sync_meta, context);
+  }
+
   GST_DEBUG ("rendering finished");
 
 errors:
@@ -293,7 +305,7 @@ QtGLWindow::onSceneGraphInitialized()
       this->source->openglContext ());
 
   this->priv->initted = gst_qt_get_gl_wrapcontext (this->priv->display,
-      &this->priv->other_context, NULL);
+      &this->priv->other_context, &this->priv->context);
 
   if (this->priv->initted && this->priv->other_context) {
     const GstGLFuncs *gl;
@@ -361,6 +373,30 @@ qt_window_get_display (QtGLWindow * qt_window)
   return (GstGLDisplay *) gst_object_ref (qt_window->priv->display);
 }
 
+GstGLContext *
+qt_window_get_context (QtGLWindow * qt_window)
+{
+  g_return_val_if_fail (qt_window != NULL, NULL);
+
+  if (!qt_window->priv->context)
+    return NULL;
+
+  return (GstGLContext *) gst_object_ref (qt_window->priv->context);
+}
+
+gboolean
+qt_window_set_context (QtGLWindow * qt_window, GstGLContext * context)
+{
+  g_return_val_if_fail (qt_window != NULL, FALSE);
+
+  if (qt_window->priv->context && qt_window->priv->context != context)
+    return FALSE;
+
+  gst_object_replace ((GstObject **) &qt_window->priv->context, (GstObject *) context);
+
+  return TRUE;
+}
+
 gboolean
 qt_window_is_scenegraph_initialized (QtGLWindow * qt_window)
 {
diff --git a/ext/qt/qtwindow.h b/ext/qt/qtwindow.h
index 697f3897a5..a607a316c7 100644
--- a/ext/qt/qtwindow.h
+++ b/ext/qt/qtwindow.h
@@ -62,6 +62,8 @@ extern "C"
 gboolean        qt_window_set_buffer (QtGLWindow * qt_window, GstBuffer * buffer);
 gboolean        qt_window_set_caps (QtGLWindow * qt_window, GstCaps * caps);
 GstGLContext *  qt_window_get_qt_context (QtGLWindow * qt_window);
+GstGLContext *  qt_window_get_context (QtGLWindow * qt_window);
+gboolean        qt_window_set_context (QtGLWindow * qt_window, GstGLContext * context);
 GstGLDisplay *  qt_window_get_display (QtGLWindow * qt_window);
 gboolean        qt_window_is_scenegraph_initialized (QtGLWindow * qt_window);
 void            qt_window_use_default_fbo (QtGLWindow * qt_window, gboolean useDefaultFbo);