94 lines
1.9 KiB
C++
94 lines
1.9 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 THREADPOOL_H
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#define THREADPOOL_H
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#include <QThread>
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#include "common/cancelableobject.h"
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#include "threading/threadticket.h"
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OLIVE_NAMESPACE_ENTER
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class ThreadPoolThread;
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class ThreadPool : public QObject
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{
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Q_OBJECT
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public:
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ThreadPool(QThread::Priority priority = QThread::InheritPriority, int threads = 0, QObject* parent = nullptr);
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virtual ~ThreadPool() override;
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RenderTicketPtr Queue();
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virtual void RunTicket(RenderTicketPtr ticket) const = 0;
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public slots:
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void AddTicket(OLIVE_NAMESPACE::RenderTicketPtr ticket, bool prioritize = false);
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private:
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void RunNext();
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QVector<ThreadPoolThread*> all_threads_;
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std::list<ThreadPoolThread*> available_threads_;
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std::list<RenderTicketPtr> ticket_queue_;
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private slots:
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void ThreadDone();
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};
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class ThreadPoolThread : public QThread, public CancelableObject
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{
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Q_OBJECT
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public:
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ThreadPoolThread(ThreadPool* parent);
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virtual ~ThreadPoolThread() override;
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void RunTicket(RenderTicketPtr ticket);
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protected:
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virtual void run() override;
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virtual void CancelEvent() override;
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signals:
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void Done();
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private:
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ThreadPool* pool_;
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RenderTicketPtr ticket_;
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QMutex mutex_;
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QWaitCondition wait_cond_;
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};
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OLIVE_NAMESPACE_EXIT
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#endif // THREADPOOL_H
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