37 lines
861 B
C++
37 lines
861 B
C++
#pragma once
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#include <cstdint>
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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 "media/encoded_video_meta.h"
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namespace rk3588 {
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class PacketRingBuffer {
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public:
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explicit PacketRingBuffer(int window_sec = 20, int fps_hint = 25);
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void Push(std::shared_ptr<EncodedVideoFrameMeta> meta);
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std::vector<std::shared_ptr<EncodedVideoFrameMeta>> GetPacketsInRange(int64_t start_pts_ms,
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int64_t end_pts_ms) const;
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int64_t LatestPtsMs() const;
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size_t Size() const;
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void Clear();
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private:
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struct Entry {
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int64_t pts_ms = 0;
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std::shared_ptr<EncodedVideoFrameMeta> meta;
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};
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mutable std::mutex mu_;
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std::deque<Entry> buf_;
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size_t max_packets_ = 0;
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int64_t last_pts_ms_ = 0;
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};
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} // namespace rk3588
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