mirror of https://github.com/mpv-player/mpv
92 lines
3.0 KiB
C
92 lines
3.0 KiB
C
/*
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* This file is part of mpv.
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*
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* mpv is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* mpv is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with mpv. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef MP_D3D11_HELPERS_H_
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#define MP_D3D11_HELPERS_H_
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#include <stdbool.h>
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#include <windows.h>
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#include <d3d11.h>
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#include <dxgi1_2.h>
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#include "video/mp_image.h"
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#define D3D_FEATURE_LEVEL_12_0 (0xc000)
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#define D3D_FEATURE_LEVEL_12_1 (0xc100)
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struct d3d11_device_opts {
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// Enable the debug layer (D3D11_CREATE_DEVICE_DEBUG)
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bool debug;
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// Allow a software (WARP) adapter. Note, sometimes a software adapter will
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// be used even when allow_warp is false. This is because, on Windows 8 and
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// up, if there are no hardware adapters, Windows will pretend the WARP
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// adapter is the primary hardware adapter.
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bool allow_warp;
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// Always use a WARP adapter. This is mainly for testing purposes.
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bool force_warp;
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// The maximum number of pending frames allowed to be queued to a swapchain
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int max_frame_latency;
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// The maximum Direct3D 11 feature level to attempt to create
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// If unset, defaults to D3D_FEATURE_LEVEL_11_0
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int max_feature_level;
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// The minimum Direct3D 11 feature level to attempt to create. If this is
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// not supported, device creation will fail.
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// If unset, defaults to D3D_FEATURE_LEVEL_9_1
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int min_feature_level;
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// The adapter name to utilize if a specific adapter is required
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// If unset, the default adapter will be utilized when creating
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// a device.
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char *adapter_name;
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};
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bool mp_d3d11_list_or_verify_adapters(struct mp_log *log,
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bstr adapter_name,
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bstr *listing);
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bool mp_d3d11_create_present_device(struct mp_log *log,
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struct d3d11_device_opts *opts,
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ID3D11Device **dev_out);
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struct d3d11_swapchain_opts {
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HWND window;
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int width;
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int height;
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DXGI_FORMAT format;
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// Use DXGI_SWAP_EFFECT_FLIP_SEQUENTIAL if possible
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bool flip;
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// Number of surfaces in the swapchain
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int length;
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// The BufferUsage value for swapchain surfaces. This should probably
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// contain DXGI_USAGE_RENDER_TARGET_OUTPUT.
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DXGI_USAGE usage;
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};
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bool mp_d3d11_create_swapchain(ID3D11Device *dev, struct mp_log *log,
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struct d3d11_swapchain_opts *opts,
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IDXGISwapChain **swapchain_out);
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#endif
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