31 lines
592 B
C++
31 lines
592 B
C++
#pragma once
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#include <chrono>
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#include <deque>
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#include <memory>
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#include <mutex>
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#include <vector>
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#include "frame/frame.h"
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namespace rk3588 {
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class FrameRingBuffer {
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public:
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explicit FrameRingBuffer(int pre_event_sec = 5, int fps_hint = 25);
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void Push(std::shared_ptr<Frame> frame);
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std::vector<std::shared_ptr<Frame>> GetPreEventFrames() const;
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void Clear();
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size_t Size() const;
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private:
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mutable std::mutex mutex_;
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std::deque<std::shared_ptr<Frame>> buffer_;
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size_t max_frames_;
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int pre_event_sec_;
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int fps_hint_;
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};
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} // namespace rk3588
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