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102 lines
3.2 KiB
102 lines
3.2 KiB
/*****************************************************************************
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* mft_d3d.h : Media Foundation Transform audio/video decoder D3D helpers
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*****************************************************************************
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* Copyright (C) 2023 VLC authors and VideoLAN
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*
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* Author: Steve Lhomme <slhomme@videolabs.io>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; either version 2.1 of the License, or
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* (at your option) any later version.
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*
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* This program 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 License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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*****************************************************************************/
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#ifndef VLC_MFT_D3D_H
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#define VLC_MFT_D3D_H
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#include <windows.h>
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#include <wrl/client.h>
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#include "../video_chroma/dxgi_fmt.h"
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#if !defined(_GAMING_XBOX_SCARLETT) && !defined(_GAMING_XBOX_XBOXONE)
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#define IGraphicsUnknown IUnknown
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#endif // !_GAMING_XBOX_XBOXONE && !_GAMING_XBOX_XBOXONE
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struct IMFTransform;
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struct IMFDXGIDeviceManager;
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struct IMFDXGIBuffer;
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struct vlc_logger;
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struct picture_context_t;
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struct es_format_t;
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struct vlc_video_context;
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struct vlc_decoder_device;
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class vlc_mft_ref
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{
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public:
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virtual void AddRef() = 0;
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/**
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* \return true if the object was deleted
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*/
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virtual bool Release() = 0;
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};
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class vlc_mf_d3d
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{
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public:
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~vlc_mf_d3d();
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void Init();
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bool CanUseD3D() const;
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HRESULT SetD3D(vlc_logger *logger, IGraphicsUnknown *d3d_device, Microsoft::WRL::ComPtr<IMFTransform> &);
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void ReleaseD3D(Microsoft::WRL::ComPtr<IMFTransform> &);
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private:
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UINT dxgi_token = 0;
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Microsoft::WRL::ComPtr<IMFDXGIDeviceManager> dxgi_manager;
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HANDLE d3d_handle = INVALID_HANDLE_VALUE;
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#if _WIN32_WINNT < _WIN32_WINNT_WIN8
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HRESULT (WINAPI *fptr_MFCreateDXGIDeviceManager)(UINT *resetToken, IMFDXGIDeviceManager **ppDeviceManager) = nullptr;
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#endif
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};
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class MFHW_d3d
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{
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public:
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MFHW_d3d();
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virtual ~MFHW_d3d() = default;
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virtual HRESULT SetD3D(vlc_logger *, vlc_decoder_device & dec_dev, Microsoft::WRL::ComPtr<IMFTransform> & mft) = 0;
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virtual void Release(Microsoft::WRL::ComPtr<IMFTransform> & mft);
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virtual picture_context_t *CreatePicContext(vlc_logger *, Microsoft::WRL::ComPtr<IMFDXGIBuffer> &,
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vlc_mft_ref *) = 0;
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virtual HRESULT SetupVideoContext(vlc_logger *, Microsoft::WRL::ComPtr<IMFDXGIBuffer> &, es_format_t & fmt_out) = 0;
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vlc_video_context *vctx_out = nullptr;
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vlc_decoder_device *dec_dev = nullptr;
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protected:
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HRESULT SetD3D(vlc_logger *, vlc_decoder_device &, IGraphicsUnknown *, Microsoft::WRL::ComPtr<IMFTransform> &);
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private:
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vlc_mf_d3d d3d;
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};
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#endif // VLC_MFT_D3D_H
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