main.cpp

#ifdef _WIN32
#include <windows.h>
#else
#include <sys/stat.h>
#include <unistd.h>
#endif

#include <iostream>
#include <string>
#include "yolov11.h"


bool IsPathExist(const string& path) {
#ifdef _WIN32
    DWORD fileAttributes = GetFileAttributesA(path.c_str());
    return (fileAttributes != INVALID_FILE_ATTRIBUTES);
#else
    return (access(path.c_str(), F_OK) == 0);
#endif
}
bool IsFile(const string& path) {
    if (!IsPathExist(path)) {
        printf("%s:%d %s not exist\n", __FILE__, __LINE__, path.c_str());
        return false;
    }

#ifdef _WIN32
    DWORD fileAttributes = GetFileAttributesA(path.c_str());
    return ((fileAttributes != INVALID_FILE_ATTRIBUTES) && ((fileAttributes & FILE_ATTRIBUTE_DIRECTORY) == 0));
#else
    struct stat buffer;
    return (stat(path.c_str(), &buffer) == 0 && S_ISREG(buffer.st_mode));
#endif
}

/**
 * @brief Setting up Tensorrt logger
*/
class Logger : public nvinfer1::ILogger {
    void log(Severity severity, const char* msg) noexcept override {
        // Only output logs with severity greater than warning
        if (severity <= Severity::kWARNING)
            std::cout << msg << std::endl;
    }
}logger;

int main(int argc, char** argv)
{
    const string engine_file_path{ argv[1] };
    const string path{ argv[2] };
    vector<string> imagePathList;
    bool                     isVideo{ false };
    assert(argc == 3);

    if (IsFile(path))
    {
        string suffix = path.substr(path.find_last_of('.') + 1);
        if (suffix == "jpg" || suffix == "jpeg" || suffix == "png")
        {
            imagePathList.push_back(path);
        }
        else if (suffix == "mp4" || suffix == "avi" || suffix == "m4v" || suffix == "mpeg" || suffix == "mov" || suffix == "mkv" || suffix == "webm")
        {
            isVideo = true;
        }
        else {
            printf("suffix %s is wrong !!!\n", suffix.c_str());
            abort();
        }
    }
    else if (IsPathExist(path))
    {
        glob(path + "/*.jpg", imagePathList);
    }

    // Assume it's a folder, add logic to handle folders
    // init model
    YOLOv11 model(engine_file_path, logger);

    if (isVideo) {
        //path to video
        cv::VideoCapture cap(path);

        while (1)
        {
            Mat image;
            cap >> image;

            if (image.empty()) break;

            vector<Detection> objects;
            model.preprocess(image);

            auto start = std::chrono::system_clock::now();
            model.infer();
            auto end = std::chrono::system_clock::now();

            model.postprocess(objects);
            model.draw(image, objects);

            auto tc = (double)std::chrono::duration_cast<std::chrono::microseconds>(end - start).count() / 1000.;
            printf("cost %2.4lf ms\n", tc);

            imshow("prediction", image);
            waitKey(1);
        }

        // Release resources
        destroyAllWindows();
        cap.release();
    }
    else {
        // path to folder saves images
        for (const auto& imagePath : imagePathList)
        {
            // open image
            Mat image = imread(imagePath);
            if (image.empty())
            {
                cerr << "Error reading image: " << imagePath << endl;
                continue;
            }

            vector<Detection> objects;
            model.preprocess(image);

            auto start = std::chrono::system_clock::now();
            model.infer();
            auto end = std::chrono::system_clock::now();

            model.postprocess(objects);
            model.draw(image, objects);

            auto tc = (double)std::chrono::duration_cast<std::chrono::microseconds>(end - start).count() / 1000.;
            printf("cost %2.4lf ms\n", tc);

            model.draw(image, objects);
            imshow("Result", image);

            waitKey(0);
        }
    }

    return 0;
}