USB_UVC_DETECT/ImageTest/ImageTest.h

#ifndef IMAGE_TEST_H
#define IMAGE_TEST_H

#include <opencv4/opencv2/opencv.hpp>
#include <string>
#include <sys/time.h>
#include <chrono>
#include <fstream>
#include <atomic>
#include <thread>
#include <mutex>

namespace UsbTest
{

    void saveImageFromData(unsigned char *data, int width, int height, const std::string &filename = "./output.png");

    class HighResolutionTimer
    {
    public:
        // 开始计时
        void start()
        {
            start_time = std::chrono::high_resolution_clock::now();
        }

        // 停止计时
        void stop()
        {
            end_time = std::chrono::high_resolution_clock::now();
        }

        // 获取经过的时间（以秒为单位）
        double elapsed() const
        {
            return std::chrono::duration<double>(end_time - start_time).count();
        }

        // 获取经过的时间（以毫秒为单位）
        double elapsed_milliseconds() const
        {
            return std::chrono::duration<double, std::milli>(end_time - start_time).count();
        }

        // 获取经过的时间（以微秒为单位）
        double elapsed_microseconds() const
        {
            return std::chrono::duration<double, std::micro>(end_time - start_time).count();
        }

    protected:
        std::chrono::high_resolution_clock::time_point start_time;
        std::chrono::high_resolution_clock::time_point end_time;
    };

    class GlobalResolutionTimer: public HighResolutionTimer
    {
        public:
           static GlobalResolutionTimer& getInstance()
           {
               static GlobalResolutionTimer instance;
               return instance;
           }

           void start()
           {
               start_time = std::chrono::high_resolution_clock::now();   
           }

           std::string pressStopWatchString()
           {
                end_time = std::chrono::high_resolution_clock::now();   
                return "Elapsed Time: " + std::to_string(elapsed_milliseconds()) + " ms";
           }
    };

    class SimulateTrigger
    {
    public:
        static SimulateTrigger& getInstance()
        {
            static SimulateTrigger instance;
            return instance;
        }

        void startTrigger()
        {
            if (!triggering)
            {
                triggering = true;
                triggerStatus.resize(3);
                triggerStatus[0]=false;
                triggerStatus[1]=false;  
                triggerStatus[2]=false;  
                triggerThread = std::thread(&SimulateTrigger::triggerLoop, this);
            }
        }

        void stopTrigger()
        {
            if (triggering)
            {
                triggering = false;
                if (triggerThread.joinable())
                {
                    triggerThread.join();
                }
            }
        }

        bool isTriggering(int index)
        {
            bool status = triggerStatus[index];
            std::lock_guard<std::mutex> lock(triggerMutex);
            triggerStatus[index] = false;
            return status;
        }

    private:
        SimulateTrigger() : triggering(false) {}
        ~SimulateTrigger()
        {
            stopTrigger();
        }

        // Delete copy constructor and assignment operator to prevent copying
        SimulateTrigger(const SimulateTrigger&) = delete;
        SimulateTrigger& operator=(const SimulateTrigger&) = delete;

        void triggerLoop()
        {
            while (triggering)
            {
                std::this_thread::sleep_for(std::chrono::milliseconds(188));
                if (triggering)
                {
                    // Simulate the trigger signal
                    std::lock_guard<std::mutex> lock(triggerMutex);
                    triggerStatus[0]=true;
                    triggerStatus[1]=true;
                    triggerStatus[2]=true;
                }
            }
        }

        std::atomic<bool> triggering;
        std::thread triggerThread;
        std::mutex triggerMutex;
        std::vector<bool> triggerStatus;

    };

    class TimeRecorder
    {
    public:
        static TimeRecorder& getInstance()
        {
            static TimeRecorder instance;
            return instance;
        }

        bool init()
        {
            log_file = std::fstream("TimeLog.txt", std::ios::app);
        }

        

        void recordTime(std::string &message)
        {
            if (log_file.is_open())
            {
                log_file << message << std::endl;
            }
        }

    private:
        TimeRecorder() {}
        ~TimeRecorder()
        {
            if (log_file.is_open())
            {
                log_file.close();
            }
        }

        std::fstream log_file;

    };


}
#endif // IMAGE_TEST_H