72 lines
1.9 KiB
C++
72 lines
1.9 KiB
C++
/*
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* Copyright (C) 2015 Emeric Poupon
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*
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* This file is part of LMS.
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*
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* LMS 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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*
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* LMS 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 LMS. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <filesystem>
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#include <functional>
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#include "av/TranscodeParameters.hpp"
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#include "av/Types.hpp"
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class IChildProcess;
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namespace Av
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{
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class Transcoder
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{
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public:
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Transcoder(const std::filesystem::path& file, const TranscodeParameters& parameters);
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~Transcoder();
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Transcoder(const Transcoder&) = delete;
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Transcoder& operator=(const Transcoder&) = delete;
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Transcoder(Transcoder&&) = delete;
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Transcoder& operator=(Transcoder&&) = delete;
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using WaitCallback = std::function<void()>;
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void asyncWaitForData(WaitCallback cb);
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// non blocking calls
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using ReadCallback = std::function<void(std::size_t nbReadBytes)>;
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void asyncRead(std::byte* buffer, std::size_t bufferSize, ReadCallback);
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std::size_t readSome(std::byte* buffer, std::size_t bufferSize);
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const std::string& getOutputMimeType() const { return _outputMimeType; }
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const TranscodeParameters& getParameters() const { return _parameters; }
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bool finished() const;
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private:
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static void init();
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void start();
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const std::size_t _id {};
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const std::filesystem::path _filePath;
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const TranscodeParameters _parameters;
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std::unique_ptr<IChildProcess> _childProcess;
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std::string _outputMimeType;
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};
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} // namespace Av
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