64 lines
1.5 KiB
C++
64 lines
1.5 KiB
C++
#pragma once
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#include <cstdint>
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#include <memory>
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#include <mutex>
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#include <string>
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#include <unordered_map>
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#include <vector>
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#include "frame/frame.h"
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// SharedState is a process-wide, cross-plugin state store.
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// It is implemented in a shared library so all dynamically loaded node plugins
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// see the same singleton instance.
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namespace rk3588 {
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#if defined(_WIN32)
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#if defined(RK3588_BUILD_SHARED_STATE)
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#define RK3588_SHARED_STATE_API __declspec(dllexport)
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#else
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#define RK3588_SHARED_STATE_API __declspec(dllimport)
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#endif
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#else
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#define RK3588_SHARED_STATE_API
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#endif
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struct TrackedObject {
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int cls_id = -1;
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int track_id = -1;
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float score = 0.0f;
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Rect bbox{}; // coordinates in snapshot image space (img_w/img_h)
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bool confirmed = false;
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};
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struct TargetsSnapshot {
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uint64_t update_steady_us = 0;
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int img_w = 0;
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int img_h = 0;
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std::string model_name;
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std::vector<TrackedObject> objects;
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};
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RK3588_SHARED_STATE_API uint64_t NowSteadyUs();
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class RK3588_SHARED_STATE_API SharedState {
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public:
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static SharedState& Instance();
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void SetTargets(std::string key, TargetsSnapshot snap);
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std::shared_ptr<const TargetsSnapshot> GetTargets(const std::string& key) const;
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void ClearTargets(const std::string& key);
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private:
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SharedState() = default;
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SharedState(const SharedState&) = delete;
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SharedState& operator=(const SharedState&) = delete;
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mutable std::mutex mu_;
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std::unordered_map<std::string, std::shared_ptr<const TargetsSnapshot>> targets_;
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};
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} // namespace rk3588
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