itsmattkc
efd90d5c8f
I think there was an earlier commit with a similar name but turns out I'd only done foundational work in that commit and never actually properly set it up. Of course once I did, there were several issues that needed fixing to make it work correctly, but now it works as expected. Heavily optimizes larger projects by allowing cache jobs to only copy what has changed.
156 lines
3.3 KiB
C++
156 lines
3.3 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2019 Olive Team
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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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 General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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***/
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#ifndef RENDERBACKEND_H
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#define RENDERBACKEND_H
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#include <QtConcurrent/QtConcurrent>
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#include "dialog/rendercancel/rendercancel.h"
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#include "decodercache.h"
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#include "node/graph.h"
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#include "node/output/viewer/viewer.h"
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#include "render/backend/colorprocessorcache.h"
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#include "renderticket.h"
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#include "renderworker.h"
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OLIVE_NAMESPACE_ENTER
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class RenderBackend : public QObject
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{
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Q_OBJECT
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public:
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RenderBackend(QObject* parent = nullptr);
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virtual ~RenderBackend() override;
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void Close();
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ViewerOutput* GetViewerNode() const
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{
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return viewer_node_;
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}
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void SetViewerNode(ViewerOutput* viewer_node);
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void SetUpdateWithGraph(bool e)
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{
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update_with_graph_ = e;
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}
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void SetRenderMode(RenderMode::Mode e)
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{
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render_mode_ = e;
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}
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void EnablePreviewGeneration(qint64 job_time)
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{
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preview_job_time_ = job_time;
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}
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void ClearVideoQueue();
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void ProcessUpdateQueue();
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/**
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* @brief Asynchronously generate a hash at a given time
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*/
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RenderTicketPtr Hash(const QVector<rational> ×);
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/**
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* @brief Asynchronously generate a frame at a given time
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*/
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RenderTicketPtr RenderFrame(const rational& time);
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/**
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* @brief Asynchronously generate a chunk of audio
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*/
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RenderTicketPtr RenderAudio(const TimeRange& r);
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const VideoParams& GetVideoParams() const
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{
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return video_params_;
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}
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const AudioParams& GetAudioParams() const
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{
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return audio_params_;
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}
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void SetVideoParams(const VideoParams& params);
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void SetAudioParams(const AudioParams& params);
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void SetVideoDownloadMatrix(const QMatrix4x4& mat);
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static std::list<TimeRange> SplitRangeIntoChunks(const TimeRange& r);
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public slots:
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void NodeGraphChanged(NodeInput *source);
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protected:
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virtual RenderWorker* CreateNewWorker() = 0;
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private:
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void CopyNodeInputValue(NodeInput* input);
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Node *CopyNodeConnections(Node *src_node);
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void CopyNodeMakeConnection(NodeInput *src_input, NodeInput *dst_input);
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ViewerOutput* viewer_node_;
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// VIDEO MEMBERS
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VideoParams video_params_;
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QMatrix4x4 video_download_matrix_;
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// AUDIO MEMBERS
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AudioParams audio_params_;
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QList<NodeInput*> graph_update_queue_;
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QHash<Node*, Node*> copy_map_;
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ViewerOutput* copied_viewer_node_;
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QThreadPool pool_;
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std::list<RenderTicketPtr> render_queue_;
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struct WorkerData {
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RenderWorker* worker;
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bool busy;
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};
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QVector<WorkerData> workers_;
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bool update_with_graph_;
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qint64 preview_job_time_;
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RenderMode::Mode render_mode_;
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private slots:
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void WorkerFinished();
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void RunNextJob();
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};
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OLIVE_NAMESPACE_EXIT
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#endif // RENDERBACKEND_H
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