mirror of
https://github.com/gnif/LookingGlass.git
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109 lines
3.1 KiB
C++
109 lines
3.1 KiB
C++
/*
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Looking Glass - KVM FrameRelay (KVMFR) Client
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Copyright (C) 2017 Geoffrey McRae <geoff@hostfission.com>
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https://looking-glass.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 "Com.h"
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#include "TextureConverter.h"
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#include "MFT/H264.h"
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#include <list>
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#define W32_LEAN_AND_MEAN
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#include <windows.h>
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#include <shlwapi.h>
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#include <stdio.h>
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#define DXGI_CURSOR_RING_SIZE 2
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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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virtual ~DXGI();
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const char * GetName() { return "DXGI"; }
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bool CanInitialize();
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bool Initialize(CaptureOptions * options);
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void DeInitialize();
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bool ReInitialize()
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{
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DeInitialize();
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/*
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DXGI needs some time when mode switches occur, failing to do so causes
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failure to start and exceptions internal to DXGI
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*/
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Sleep(400);
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return Initialize(m_options);
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}
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enum FrameType GetFrameType();
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size_t GetMaxFrameSize();
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unsigned int Capture();
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GrabStatus GetFrame (struct FrameInfo & frame );
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bool GetCursor(CursorInfo & cursor);
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void FreeCursor();
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GrabStatus DiscardFrame();
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private:
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bool InitRawCapture();
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bool InitYUV420Capture();
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bool InitH264Capture();
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CursorInfo m_cursorRing[DXGI_CURSOR_RING_SIZE];
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unsigned int m_cursorRPos, m_cursorWPos;
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CRITICAL_SECTION m_cursorCS;
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CRITICAL_SECTION m_cursorDataCS;
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ID3D11Texture2DPtr m_ftexture;
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GrabStatus ReleaseFrame();
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GrabStatus GrabFrameRaw (struct FrameInfo & frame);
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GrabStatus GrabFrameYUV420 (struct FrameInfo & frame);
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GrabStatus GrabFrameH264 (struct FrameInfo & frame);
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CaptureOptions * m_options;
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bool m_initialized;
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unsigned int m_width;
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unsigned int m_height;
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enum FrameType m_frameType;
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IDXGIFactory1Ptr m_dxgiFactory;
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ID3D11DevicePtr m_device;
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D3D_FEATURE_LEVEL m_featureLevel;
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ID3D11DeviceContextPtr m_deviceContext;
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IDXGIOutput1Ptr m_output;
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IDXGIOutputDuplicationPtr m_dup;
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bool m_releaseFrame;
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ID3D11Texture2DPtr m_texture[3];
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TextureConverter * m_textureConverter;
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MFT::H264 * m_h264;
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int m_lastCursorX, m_lastCursorY;
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BOOL m_lastMouseVis;
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POINT m_hotSpot;
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};
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}; |