108 lines
2.8 KiB
C++
108 lines
2.8 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 RENDERTASK_H
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#define RENDERTASK_H
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#include <QtConcurrent/QtConcurrent>
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#include "node/output/viewer/viewer.h"
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#include "render/colormanager.h"
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#include "task/task.h"
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#include "threading/threadticket.h"
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#include "threading/threadticketwatcher.h"
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OLIVE_NAMESPACE_ENTER
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class RenderTask : public Task
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{
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Q_OBJECT
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public:
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RenderTask(ViewerOutput* viewer, const VideoParams &vparams, const AudioParams &aparams);
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virtual ~RenderTask() override;
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protected:
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bool Render(ColorManager *manager, const TimeRangeList &video_range,
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const TimeRangeList &audio_range, RenderMode::Mode mode,
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FrameHashCache *cache, const QSize& force_size = QSize(0, 0),
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const QMatrix4x4& force_matrix = QMatrix4x4(),
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VideoParams::Format force_format = VideoParams::kFormatInvalid,
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ColorProcessorPtr force_color_output = nullptr);
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virtual void DownloadFrame(QThread* thread, FramePtr frame, const QByteArray &hash);
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virtual void FrameDownloaded(FramePtr frame, const QByteArray& hash, const QVector<rational>& times, qint64 job_time) = 0;
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virtual void AudioDownloaded(const TimeRange& range, SampleBufferPtr samples, qint64 job_time) = 0;
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ViewerOutput* viewer() const
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{
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return viewer_;
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}
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const VideoParams& video_params() const
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{
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return video_params_;
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}
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const AudioParams& audio_params() const
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{
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return audio_params_;
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}
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virtual void CancelEvent() override
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{
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finished_watcher_mutex_.lock();
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finished_watcher_wait_cond_.wakeAll();
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finished_watcher_mutex_.unlock();
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}
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virtual bool TwoStepFrameRendering() const
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{
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return true;
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}
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private:
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RenderTicketWatcher* CreateWatcher(QThread *thread);
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void IncrementRunningTickets();
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ViewerOutput* viewer_;
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VideoParams video_params_;
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AudioParams audio_params_;
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QVector<RenderTicketWatcher*> running_watchers_;
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std::list<RenderTicketWatcher*> finished_watchers_;
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int running_tickets_;
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QMutex finished_watcher_mutex_;
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QWaitCondition finished_watcher_wait_cond_;
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private slots:
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void TicketDone(RenderTicketWatcher *watcher);
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};
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OLIVE_NAMESPACE_EXIT
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#endif // RENDERTASK_H
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