1 /* 2 * Copyright © Microsoft Corporation 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 21 * IN THE SOFTWARE. 22 */ 23 24 #ifndef _VA_WIN32_H_ 25 #define _VA_WIN32_H_ 26 27 #include <va/va.h> 28 #include <windows.h> 29 30 #ifdef __cplusplus 31 extern "C" { 32 #endif 33 34 /** \brief HANDLE memory type 35 * 36 * The HANDLE type can be used with D3D12 sharing resource functions such as: 37 * https://docs.microsoft.com/en-us/windows/win32/api/d3d12/nf-d3d12-id3d12device-opensharedhandle 38 * https://docs.microsoft.com/en-us/windows/win32/api/d3d12/nf-d3d12-id3d12device-createsharedhandle 39 * 40 * When used with VASurfaceAttribExternalBufferDescriptor for vaCreateSurfaces(...,num_surfaces,...), 41 * the associated VAGenericValueTypePointer is of type HANDLE[num_surfaces] 42 * to create each of num_surfaces from the corresponding HANDLE element 43 * 44 * When used for vaAcquire/ReleaseBufferHandle VABufferInfo.handle type is HANDLE 45 * When used for vlVaExportSurfaceHandle, descriptor parameter type is HANDLE* 46 */ 47 #define VA_SURFACE_ATTRIB_MEM_TYPE_NTHANDLE 0x00010000 48 /** \brief ID3D12Resource memory type 49 * When used with VASurfaceAttribExternalBufferDescriptor for vaCreateSurfaces(...,num_surfaces,...), 50 * the associated VAGenericValueTypePointer is of type ID3D12Resource*[num_surfaces] 51 * to create each of num_surfaces from the corresponding ID3D12Resource* element 52 * 53 * When used for vaAcquire/ReleaseBufferHandle VABufferInfo.handle type is ID3D12Resource* 54 * When used for vlVaExportSurfaceHandle, descriptor parameter type is ID3D12Resource** 55 */ 56 #define VA_SURFACE_ATTRIB_MEM_TYPE_D3D12_RESOURCE 0x00020000 57 58 /* 59 * Returns a suitable VADisplay for VA API 60 */ 61 VADisplay vaGetDisplayWin32( 62 /* Can be null for adapter autoselection in the VA driver */ 63 const LUID* adapter_luid 64 ); 65 66 #ifdef __cplusplus 67 } 68 #endif 69 70 #endif /* _VA_WIN32_H_ */ 71