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Diffstat (limited to 'video/out/gpu/d3d11_helpers.h')
-rw-r--r-- | video/out/gpu/d3d11_helpers.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/video/out/gpu/d3d11_helpers.h b/video/out/gpu/d3d11_helpers.h new file mode 100644 index 0000000000..6d99c62a51 --- /dev/null +++ b/video/out/gpu/d3d11_helpers.h @@ -0,0 +1,79 @@ +/* + * This file is part of mpv. + * + * mpv is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * mpv is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with mpv. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef MP_D3D11_HELPERS_H_ +#define MP_D3D11_HELPERS_H_ + +#include <stdbool.h> +#include <windows.h> +#include <d3d11.h> +#include <dxgi1_2.h> + +#define D3D_FEATURE_LEVEL_12_0 (0xc000) +#define D3D_FEATURE_LEVEL_12_1 (0xc100) + +struct d3d11_device_opts { + // Enable the debug layer (D3D11_CREATE_DEVICE_DEBUG) + bool debug; + + // Allow a software (WARP) adapter. Note, sometimes a software adapter will + // be used even when allow_warp is false. This is because, on Windows 8 and + // up, if there are no hardware adapters, Windows will pretend the WARP + // adapter is the primary hardware adapter. + bool allow_warp; + + // Always use a WARP adapter. This is mainly for testing purposes. + bool force_warp; + + // The maximum number of pending frames allowed to be queued to a swapchain + int max_frame_latency; + + // The maximum Direct3D 11 feature level to attempt to create + // If unset, defaults to D3D_FEATURE_LEVEL_11_0 + int max_feature_level; + + // The minimum Direct3D 11 feature level to attempt to create. If this is + // not supported, device creation will fail. + // If unset, defaults to D3D_FEATURE_LEVEL_9_1 + int min_feature_level; +}; + +bool mp_d3d11_create_present_device(struct mp_log *log, + struct d3d11_device_opts *opts, + ID3D11Device **dev_out); + +struct d3d11_swapchain_opts { + HWND window; + int width; + int height; + + // Use DXGI_SWAP_EFFECT_FLIP_SEQUENTIAL if possible + bool flip; + + // Number of surfaces in the swapchain + int length; + + // The BufferUsage value for swapchain surfaces. This should probably + // contain DXGI_USAGE_RENDER_TARGET_OUTPUT. + DXGI_USAGE usage; +}; + +bool mp_d3d11_create_swapchain(ID3D11Device *dev, struct mp_log *log, + struct d3d11_swapchain_opts *opts, + IDXGISwapChain **swapchain_out); + +#endif |