itsmattkc
f13fb648c7
Previous iteration used probably an excessive amount of threads to make everything work. New iteration intends to use precisely the amount of logical threads available and using a moved QObject rather than a subclassed QThread
86 lines
2.0 KiB
C++
86 lines
2.0 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 RENDERTHREAD_H
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#define RENDERTHREAD_H
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#include <memory>
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#include <OpenImageIO/imageio.h>
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#include "node/node.h"
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#include "render/videoparams.h"
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#include "renderinstance.h"
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#include "render/pixelservice.h"
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class VideoRenderBackend;
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class VideoRendererThreadBase : public QObject
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{
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Q_OBJECT
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public:
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VideoRendererThreadBase(VideoRenderBackend* parent, QOpenGLContext* share_ctx, const VideoRenderingParams& params);
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RenderInstance* render_instance();
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public slots:
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void Start();
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void Stop();
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void Process(const NodeDependency &dep, bool sibling);
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void Download(RenderTexturePtr texture, const QString &fn, const QByteArray &hash);
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signals:
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void RequestSibling(NodeDependency dep);
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void CachedFrame(RenderTexturePtr texture, const rational& time, const QByteArray& hash);
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void FrameSkipped(const rational& time, const QByteArray& hash);
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void Downloaded(const QByteArray& hash);
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private:
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void WakeCaller();
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VideoRenderBackend* parent_;
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QOpenGLContext* share_ctx_;
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RenderInstance render_instance_;
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RenderTexturePtr texture_;
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GLuint read_buffer_;
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QOpenGLFunctions* f;
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QOpenGLExtraFunctions* xf;
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PixelFormatInfo format_info_;
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OIIO::ImageSpec spec_;
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QVector<uchar> data_buffer_;
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};
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using RendererThreadPtr = std::shared_ptr<VideoRendererThreadBase>;
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#endif // RENDERTHREAD_H
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