71 lines
1.7 KiB
C++
71 lines
1.7 KiB
C++
#ifndef VIDEORENDERWORKER_H
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#define VIDEORENDERWORKER_H
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#include <QCryptographicHash>
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#include "node/dependency.h"
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#include "render/videoparams.h"
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#include "renderworker.h"
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#include "videorenderframecache.h"
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class VideoRenderWorker : public RenderWorker {
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Q_OBJECT
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public:
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VideoRenderWorker(DecoderCache* decoder_cache, VideoRenderFrameCache* frame_cache, QObject* parent = nullptr);
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void SetParameters(const VideoRenderingParams& video_params);
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public slots:
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virtual void RenderAsSibling(NodeDependency dep) override;
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void Download(NodeDependency dep, QByteArray hash, QVariant texture, QString filename);
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signals:
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void RequestSibling(NodeDependency path);
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void CompletedFrame(NodeDependency path, QByteArray hash);
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void CompletedDownload(NodeDependency path, QByteArray hash);
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void HashAlreadyBeingCached();
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void HashAlreadyExists(NodeDependency path, QByteArray hash);
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protected:
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virtual bool InitInternal() override;
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virtual void CloseInternal() override;
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virtual QVariant FrameToTexture(FramePtr frame) = 0;
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const VideoRenderingParams& video_params();
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virtual void ParametersChangedEvent(){}
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virtual bool OutputIsShader(NodeOutput *output) = 0;
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virtual QVariant RunNodeAsShader(NodeOutput *output) = 0;
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virtual void TextureToBuffer(const QVariant& texture, QByteArray& buffer) = 0;
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virtual void RenderInternal(const NodeDependency& path) override;
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private:
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void ProcessNode();
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QList<NodeInput*> ProcessNodeInputsForTime(Node* n, const TimeRange& time);
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void HashNodeRecursively(QCryptographicHash* hash, Node *n, const rational &time);
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VideoRenderingParams video_params_;
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VideoRenderFrameCache* frame_cache_;
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QByteArray download_buffer_;
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private slots:
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};
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#endif // VIDEORENDERWORKER_H
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