sync with OpenBSD -current

lib/libva/va/win32/va_win32.h

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+/*
+ * Copyright © Microsoft Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#ifndef _VA_WIN32_H_
+#define _VA_WIN32_H_
+
+#include <va/va.h>
+#include <windows.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/** \brief HANDLE memory type
+ *
+ * The HANDLE type can be used with D3D12 sharing resource functions such as:
+ * https://docs.microsoft.com/en-us/windows/win32/api/d3d12/nf-d3d12-id3d12device-opensharedhandle
+ * https://docs.microsoft.com/en-us/windows/win32/api/d3d12/nf-d3d12-id3d12device-createsharedhandle
+ *
+ * When used with VASurfaceAttribExternalBufferDescriptor for vaCreateSurfaces(...,num_surfaces,...),
+ * the associated VAGenericValueTypePointer is of type HANDLE[num_surfaces]
+ * to create each of num_surfaces from the corresponding HANDLE element
+ *
+ * When used for vaAcquire/ReleaseBufferHandle VABufferInfo.handle type is HANDLE
+ * When used for vlVaExportSurfaceHandle, descriptor parameter type is HANDLE*
+ */
+#define VA_SURFACE_ATTRIB_MEM_TYPE_NTHANDLE       0x00010000
+/** \brief ID3D12Resource memory type
+ * When used with VASurfaceAttribExternalBufferDescriptor for vaCreateSurfaces(...,num_surfaces,...),
+ * the associated VAGenericValueTypePointer is of type ID3D12Resource*[num_surfaces]
+ * to create each of num_surfaces from the corresponding ID3D12Resource* element
+ *
+ * When used for vaAcquire/ReleaseBufferHandle VABufferInfo.handle type is ID3D12Resource*
+ * When used for vlVaExportSurfaceHandle, descriptor parameter type is ID3D12Resource**
+ */
+#define VA_SURFACE_ATTRIB_MEM_TYPE_D3D12_RESOURCE 0x00020000
+
+/*
+ * Returns a suitable VADisplay for VA API
+ */
+VADisplay vaGetDisplayWin32(
+    /* Can be null for adapter autoselection in the VA driver */
+    const LUID* adapter_luid
+);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _VA_WIN32_H_ */