From 23e8aa021004679ff212fb95e9244f4ecfeb344c Mon Sep 17 00:00:00 2001
From: Jean-Baptiste Kempf <jb@videolan.org>
Date: Tue, 7 Aug 2018 09:46:20 +0200
Subject: [PATCH] glwin32: don't activate on XP

Close #20580
---
 modules/video_output/win32/glwin32.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/modules/video_output/win32/glwin32.c b/modules/video_output/win32/glwin32.c
index 0635a184a8..6427ccf658 100644
--- a/modules/video_output/win32/glwin32.c
+++ b/modules/video_output/win32/glwin32.c
@@ -31,6 +31,7 @@
 #include <vlc_vout_display.h>
 
 #include <windows.h>
+#include <versionhelpers.h>
 
 #define GLEW_STATIC
 #include "../opengl/vout_helper.h"
@@ -113,6 +114,10 @@ static int Open(vlc_object_t *object)
     vout_display_t *vd = (vout_display_t *)object;
     vout_display_sys_t *sys;
 
+    /* do not use OpenGL on XP unless forced */
+    if(!object->obj.force && !IsWindowsVistaOrGreater())
+        return VLC_EGENERIC;
+
     /* Allocate structure */
     vd->sys = sys = calloc(1, sizeof(*sys));
     if (!sys)
-- 
2.11.4.GIT