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