From 3d2fb9e9a8e8f4bff3ef5b2faec8f8dc9f916dd0 Mon Sep 17 00:00:00 2001
From: igv <o13g86@gmail.com>
Date: Thu, 25 Feb 2016 17:04:39 +0200
Subject: vo_opengl: dxinterop: fix compatibility issue with Vista

---
 video/out/opengl/context_dxinterop.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/video/out/opengl/context_dxinterop.c b/video/out/opengl/context_dxinterop.c
index b4d999165e..d3287f1f28 100644
--- a/video/out/opengl/context_dxinterop.c
+++ b/video/out/opengl/context_dxinterop.c
@@ -16,6 +16,7 @@
  */
 
 #include <windows.h>
+#include <versionhelpers.h>
 #include <initguid.h>
 #include <d3d9.h>
 #include <dwmapi.h>
@@ -385,7 +386,7 @@ static void fill_presentparams(MPGLContext *ctx, D3DPRESENT_PARAMETERS *pparams)
         // true, at least on Nvidia, where less than four backbuffers causes
         // very high CPU usage. Use six to be safe.
         .BackBufferCount = 6,
-        .SwapEffect = D3DSWAPEFFECT_FLIPEX,
+        .SwapEffect = IsWindows7OrGreater() ? D3DSWAPEFFECT_FLIPEX : D3DSWAPEFFECT_FLIP,
         // Automatically get the backbuffer format from the display format
         .BackBufferFormat = D3DFMT_UNKNOWN,
         .PresentationInterval = presentation_interval,
-- 
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