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50 lines
1.2 KiB
C++
50 lines
1.2 KiB
C++
/**
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* Copyright (c) 2024 Sean DuBois <sean@siobud.com>
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/.
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*/
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#ifndef RTC_PACING_HANDLER_H
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#define RTC_PACING_HANDLER_H
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#if RTC_ENABLE_MEDIA
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#include "mediahandler.hpp"
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#include "utils.hpp"
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#include <atomic>
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#include <queue>
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namespace rtc {
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// Paced sending of RTP packets. It takes a stream of RTP packets that can have an uneven bitrate
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// and delivers them in a smoother manner by sending a fixed size of them on an interval
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class RTC_CPP_EXPORT PacingHandler : public MediaHandler {
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public:
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PacingHandler(double bitsPerSecond, std::chrono::milliseconds sendInterval);
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void outgoing(message_vector &messages, const message_callback &send) override;
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private:
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std::atomic<bool> mHaveScheduled = false;
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double mBytesPerSecond;
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double mBudget;
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std::chrono::milliseconds mSendInterval;
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std::chrono::time_point<std::chrono::high_resolution_clock> mLastRun;
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std::mutex mMutex;
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std::queue<message_ptr> mRtpBuffer;
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void schedule(const message_callback &send);
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};
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} // namespace rtc
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#endif // RTC_ENABLE_MEDIA
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#endif // RTC_PACING_HANDLER_H
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