mirror of
https://github.com/Xaymar/obs-StreamFX
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75 lines
2.4 KiB
C++
75 lines
2.4 KiB
C++
/*
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* Modern effects for a modern Streamer
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* Copyright (C) 2020 Michael Fabian Dirks
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*
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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 2 of the License, or
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* (at your option) any later version.
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*
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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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*
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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, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#pragma once
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#include "warning-disable.hpp"
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#include <atomic>
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#include <condition_variable>
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#include <functional>
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#include <list>
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#include <memory>
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#include <mutex>
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#include <stdexcept>
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#include <thread>
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#include "warning-enable.hpp"
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namespace streamfx::util {
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typedef std::shared_ptr<void> threadpool_data_t;
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typedef std::function<void(threadpool_data_t)> threadpool_callback_t;
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class threadpool {
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public:
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class task {
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protected:
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std::mutex _mutex;
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std::condition_variable _is_complete;
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std::atomic<bool> _is_dead;
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threadpool_callback_t _callback;
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threadpool_data_t _data;
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public:
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task();
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task(threadpool_callback_t callback_function, threadpool_data_t data);
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void await_completion();
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friend class streamfx::util::threadpool;
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};
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private:
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std::list<std::thread> _workers;
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std::atomic<bool> _worker_stop;
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std::atomic<uint32_t> _worker_idx;
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std::list<std::shared_ptr<::streamfx::util::threadpool::task>> _tasks;
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std::mutex _tasks_lock;
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std::condition_variable _tasks_cv;
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public:
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threadpool();
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~threadpool();
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std::shared_ptr<::streamfx::util::threadpool::task> push(threadpool_callback_t callback_function,
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threadpool_data_t data);
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void pop(std::shared_ptr<::streamfx::util::threadpool::task> work);
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private:
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void work();
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};
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} // namespace streamfx::util
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