1 /* 2 * GStreamer 3 * Copyright (C) 2020 Seungha Yang <seungha@centricular.com> 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Library General Public 7 * License as published by the Free Software Foundation; either 8 * version 2 of the License, or (at your option) any later version. 9 * 10 * This library is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * Library General Public License for more details. 14 * 15 * You should have received a copy of the GNU Library General Public 16 * License along with this library; if not, write to the 17 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 18 * Boston, MA 02110-1301, USA. 19 */ 20 21 #include <gst/gst.h> 22 #include <windows.h> 23 #include <d3d11.h> 24 #include <dxgi1_2.h> 25 26 typedef struct 27 { 28 struct { 29 FLOAT x; 30 FLOAT y; 31 FLOAT z; 32 } position; 33 struct { 34 FLOAT x; 35 FLOAT y; 36 } texture; 37 } VertexData; 38 39 HRESULT 40 prepare_d3d11_device (ID3D11Device ** d3d11_device, 41 ID3D11DeviceContext ** d3d11_context, 42 IDXGIFactory2 ** dxgi_factory); 43 44 HRESULT 45 prepare_shared_texture (ID3D11Device * d3d11_device, 46 guint width, 47 guint height, 48 DXGI_FORMAT format, 49 UINT misc_flags, 50 ID3D11Texture2D ** texture, 51 ID3D11ShaderResourceView ** srv, 52 IDXGIKeyedMutex ** keyed_mutex, 53 HANDLE * shared_handle); 54 55 HRESULT 56 prepare_shader (ID3D11Device * d3d11_device, 57 ID3D11DeviceContext * context, 58 ID3D11SamplerState ** sampler, 59 ID3D11PixelShader ** ps, 60 ID3D11VertexShader ** vs, 61 ID3D11InputLayout ** layout, 62 ID3D11Buffer ** vertex, 63 ID3D11Buffer ** index);