vlc | branch: master | Steve Lhomme <[email protected]> | Wed Jul  3 09:28:21 
2019 +0200| [c3ebcb368968b0939940d452dc4ac26a54a74916] | committer: Steve Lhomme

d3d9_fmt: check that the external device is a IDirect3D9Ex or not

We need to know for OpenGL compatibility

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=c3ebcb368968b0939940d452dc4ac26a54a74916
---

 modules/video_chroma/d3d9_fmt.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/modules/video_chroma/d3d9_fmt.c b/modules/video_chroma/d3d9_fmt.c
index e7579abf12..566140a971 100644
--- a/modules/video_chroma/d3d9_fmt.c
+++ b/modules/video_chroma/d3d9_fmt.c
@@ -25,6 +25,7 @@
 
 #include <assert.h>
 
+#include <initguid.h>
 #include "d3d9_fmt.h"
 
 typedef picture_sys_d3d9_t VA_PICSYS;
@@ -269,5 +270,9 @@ void D3D9_CloneExternal(d3d9_handle_t *hd3d, IDirect3D9 
*dev)
     hd3d->obj = dev;
     IDirect3D9_AddRef( hd3d->obj );
     hd3d->hdll = NULL;
-    hd3d->use_ex = false; /* we don't care */
+
+    void *pv = NULL;
+    hd3d->use_ex = SUCCEEDED(IDirect3D9_QueryInterface(dev, &IID_IDirect3D9Ex, 
&pv));
+    if (hd3d->use_ex && pv)
+        IDirect3D9Ex_Release((IDirect3D9Ex*) pv);
 }

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