From 6e8db5a6714ca6883a6c02fbabdf287b3934f33c Mon Sep 17 00:00:00 2001
From: Dominik Holland <dominik.holland@pelagicore.com>
Date: Thu, 18 Apr 2013 17:16:38 +0200
Subject: [PATCH] Reset VideoSurface pointer when deleted

Change-Id: Iec74c8a8b914d2c2765e0e1f319d89f3daedfe3f
Reviewed-by: J-P Nurmi <jpnurmi@digia.com>
---
 src/gsttools/qgstreamervideorenderer.cpp                    | 4 ++--
 src/multimedia/gsttools_headers/qgstreamervideorenderer_p.h | 3 ++-
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/gsttools/qgstreamervideorenderer.cpp b/src/gsttools/qgstreamervideorenderer.cpp
index 4bc92a1..5b0b0d7 100644
--- a/src/gsttools/qgstreamervideorenderer.cpp
+++ b/src/gsttools/qgstreamervideorenderer.cpp
@@ -90,7 +90,7 @@ void QGstreamerVideoRenderer::setSurface(QAbstractVideoSurface *surface)
         m_videoSink = 0;
 
         if (m_surface) {
-            disconnect(m_surface, SIGNAL(supportedFormatsChanged()),
+            disconnect(m_surface.data(), SIGNAL(supportedFormatsChanged()),
                        this, SLOT(handleFormatChange()));
         }
 
@@ -99,7 +99,7 @@ void QGstreamerVideoRenderer::setSurface(QAbstractVideoSurface *surface)
         m_surface = surface;
 
         if (m_surface) {
-            connect(m_surface, SIGNAL(supportedFormatsChanged()),
+            connect(m_surface.data(), SIGNAL(supportedFormatsChanged()),
                     this, SLOT(handleFormatChange()));
         }
 
diff --git a/src/multimedia/gsttools_headers/qgstreamervideorenderer_p.h b/src/multimedia/gsttools_headers/qgstreamervideorenderer_p.h
index b7121e0..42ce913 100644
--- a/src/multimedia/gsttools_headers/qgstreamervideorenderer_p.h
+++ b/src/multimedia/gsttools_headers/qgstreamervideorenderer_p.h
@@ -44,6 +44,7 @@
 
 #include <qvideorenderercontrol.h>
 #include <private/qvideosurfacegstsink_p.h>
+#include <qabstractvideosurface.h>
 
 #include "qgstreamervideorendererinterface_p.h"
 
@@ -74,7 +75,7 @@ private slots:
 
 private:    
     QVideoSurfaceGstSink *m_videoSink;
-    QAbstractVideoSurface *m_surface;
+    QPointer<QAbstractVideoSurface> m_surface;
 };
 
 QT_END_NAMESPACE
-- 
2.7.4