d3dvideosink: Add compatibility #defines for older mingw headers

These were removed recently but these mingw headers are still
out there.

diff --git a/sys/d3dvideosink/d3dhelpers.h b/sys/d3dvideosink/d3dhelpers.h
index 56c094e..d3467aa 100644 (file)
--- a/sys/d3dvideosink/d3dhelpers.h
+++ b/sys/d3dvideosink/d3dhelpers.h
@@ -25,6 +25,24 @@
 #include <gst/video/video.h>
 
 #include <windows.h>
+
+#if defined(__MINGW32__)
+# ifndef _OBJC_NO_COM_
+#  if defined(__cplusplus) && !defined(CINTERFACE)
+#   if defined(__GNUC__) &&  __GNUC__ < 3 && !defined(NOCOMATTRIBUTE)
+#    define DECLARE_INTERFACE_IID_(i,b,d) _COM_interface __attribute__((com_interface)) i : public b
+#   else
+#    define DECLARE_INTERFACE_IID_(i,b,d) _COM_interface i : public b
+#   endif
+#  elif !defined(DECLARE_INTERFACE_IID_)
+#   define DECLARE_INTERFACE_IID_(i,b,d) DECLARE_INTERFACE(i)
+#  endif
+# endif
+# if !defined(__MSABI_LONG)
+#  define __MSABI_LONG(x)  x ## l
+# endif
+#endif
+
 #include <d3d9.h>
 #include <d3dx9tex.h>