145 lines
5.3 KiB
C++
145 lines
5.3 KiB
C++
/* -LICENSE-START-
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** Copyright (c) 2012 Blackmagic Design
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**
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** Permission is hereby granted, free of charge, to any person or organization
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** obtaining a copy of the software and accompanying documentation (the
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** "Software") to use, reproduce, display, distribute, sub-license, execute,
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** and transmit the Software, and to prepare derivative works of the Software,
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** and to permit third-parties to whom the Software is furnished to do so, in
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** accordance with:
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**
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** (1) if the Software is obtained from Blackmagic Design, the End User License
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** Agreement for the Software Development Kit ("EULA") available at
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** https://www.blackmagicdesign.com/EULA/DeckLinkSDK; or
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**
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** (2) if the Software is obtained from any third party, such licensing terms
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** as notified by that third party,
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**
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** and all subject to the following:
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**
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** (3) the copyright notices in the Software and this entire statement,
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** including the above license grant, this restriction and the following
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** disclaimer, must be included in all copies of the Software, in whole or in
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** part, and all derivative works of the Software, unless such copies or
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** derivative works are solely in the form of machine-executable object code
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** generated by a source language processor.
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**
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** (4) THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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** OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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** FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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** SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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** FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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** ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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** DEALINGS IN THE SOFTWARE.
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**
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** A copy of the Software is available free of charge at
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** https://www.blackmagicdesign.com/desktopvideo_sdk under the EULA.
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**
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** -LICENSE-END-
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*/
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#ifndef __OPENGL_COMPOSITE_H__
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#define __OPENGL_COMPOSITE_H__
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#include <windows.h>
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#include <process.h>
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#include <tchar.h>
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#include <gl/gl.h>
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#include <gl/glu.h>
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#include <objbase.h>
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#include <atlbase.h>
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#include <comutil.h>
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#include "DeckLinkAPI_h.h"
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#include "GLExtensions.h"
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#include "OpenGLRenderer.h"
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#include "RuntimeHost.h"
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#include <atomic>
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#include <functional>
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#include <map>
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#include <memory>
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#include <mutex>
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#include <string>
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#include <thread>
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#include <vector>
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#include <deque>
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class ControlServer;
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class DeckLinkSession;
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class OscServer;
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class OpenGLDeckLinkBridge;
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class OpenGLRenderPass;
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class OpenGLShaderPrograms;
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class OpenGLComposite
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{
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public:
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OpenGLComposite(HWND hWnd, HDC hDC, HGLRC hRC);
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~OpenGLComposite();
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bool InitDeckLink();
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bool Start();
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bool Stop();
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bool ReloadShader();
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std::string GetRuntimeStateJson() const;
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bool AddLayer(const std::string& shaderId, std::string& error);
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bool RemoveLayer(const std::string& layerId, std::string& error);
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bool MoveLayer(const std::string& layerId, int direction, std::string& error);
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bool MoveLayerToIndex(const std::string& layerId, std::size_t targetIndex, std::string& error);
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bool SetLayerBypass(const std::string& layerId, bool bypassed, std::string& error);
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bool SetLayerShader(const std::string& layerId, const std::string& shaderId, std::string& error);
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bool UpdateLayerParameterJson(const std::string& layerId, const std::string& parameterId, const std::string& valueJson, std::string& error);
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bool UpdateLayerParameterByControlKeyJson(const std::string& layerKey, const std::string& parameterKey, const std::string& valueJson, std::string& error);
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bool ResetLayerParameters(const std::string& layerId, std::string& error);
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bool SaveStackPreset(const std::string& presetName, std::string& error);
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bool LoadStackPreset(const std::string& presetName, std::string& error);
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void resizeGL(WORD width, WORD height);
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void paintGL();
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void VideoFrameArrived(IDeckLinkVideoInputFrame* inputFrame, bool hasNoInputSource);
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void PlayoutFrameCompleted(IDeckLinkVideoFrame* completedFrame, BMDOutputFrameCompletionResult result);
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private:
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void resizeWindow(int width, int height);
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bool CheckOpenGLExtensions();
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void PublishDeckLinkOutputStatus(const std::string& statusMessage);
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using LayerProgram = OpenGLRenderer::LayerProgram;
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HWND hGLWnd;
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HDC hGLDC;
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HGLRC hGLRC;
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CRITICAL_SECTION pMutex;
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std::unique_ptr<DeckLinkSession> mDeckLink;
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std::unique_ptr<OpenGLRenderer> mRenderer;
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std::unique_ptr<RuntimeHost> mRuntimeHost;
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std::unique_ptr<OpenGLDeckLinkBridge> mDeckLinkBridge;
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std::unique_ptr<OpenGLRenderPass> mRenderPass;
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std::unique_ptr<OpenGLShaderPrograms> mShaderPrograms;
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std::unique_ptr<ControlServer> mControlServer;
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std::unique_ptr<OscServer> mOscServer;
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std::thread mRuntimePollThread;
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std::atomic<bool> mRuntimePollRunning;
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std::atomic<bool> mRuntimeRegistryChanged;
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std::atomic<bool> mRuntimeReloadRequested;
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std::atomic<bool> mRuntimePollFailed;
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std::mutex mRuntimePollErrorMutex;
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std::string mRuntimePollError;
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std::vector<RuntimeRenderState> mCachedLayerRenderStates;
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bool InitOpenGLState();
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void renderEffect();
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void StartRuntimePolling();
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void StopRuntimePolling();
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void RuntimePollLoop();
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bool ProcessRuntimePollResults();
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void broadcastRuntimeState();
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void resetTemporalHistoryState();
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};
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#endif // __OPENGL_COMPOSITE_H__
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