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9287ec97eb
DXGI doesn't like to restart too fast, com exceptions are logged and the duplication device fails to create with an E_ACCESS_DENIED error. Adding a 200ms sleep between teardown and re-init resolves this issue.
66 lines
2.0 KiB
C++
66 lines
2.0 KiB
C++
/*
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KVMGFX Client - A KVM Client for VGA Passthrough
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Copyright (C) 2017 Geoffrey McRae <geoff@hostfission.com>
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This program is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free Software
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Foundation; either version 2 of the License, or (at your option) any later
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version.
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This program is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#pragma once
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#include "ICapture.h"
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#include "MTMemcpy.h"
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#define W32_LEAN_AND_MEAN
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#include <windows.h>
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#include <dxgi1_2.h>
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#include <d3d11.h>
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#include <atlbase.h>
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namespace Capture
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{
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class DXGI : public ICapture
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{
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public:
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DXGI();
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~DXGI();
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bool Initialize();
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void DeInitialize();
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enum FrameType GetFrameType();
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enum FrameComp GetFrameCompression();
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size_t GetMaxFrameSize();
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bool GrabFrame(struct FrameInfo & frame);
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private:
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bool ReInitialize();
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bool m_initialized;
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MTMemcpy m_memcpy;
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unsigned int m_width;
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unsigned int m_height;
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CComPtr<IDXGIFactory1> m_dxgiFactory;
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CComPtr<ID3D11Device> m_device;
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D3D_FEATURE_LEVEL m_featureLevel;
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CComPtr<ID3D11DeviceContext> m_deviceContext;
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CComQIPtr<IDXGIOutput1> m_output;
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CComPtr<IDXGIOutputDuplication> m_dup;
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CComPtr<ID3D11Texture2D> m_texture;
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BYTE * m_pointer;
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UINT m_pointerBufSize;
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UINT m_pointerSize;
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DXGI_OUTDUPL_POINTER_SHAPE_INFO m_shapeInfo;
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BOOL m_pointerVisible;
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POINT m_pointerPos;
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};
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}; |