| | |
| | | #include <vector> |
| | | #include <fstream> |
| | | #include <thread> |
| | | #include <atomic> |
| | | |
| | | #define OPENCV |
| | | |
| | |
| | | void draw_boxes(cv::Mat mat_img, std::vector<bbox_t> result_vec, std::vector<std::string> obj_names, unsigned int wait_msec = 0) { |
| | | for (auto &i : result_vec) { |
| | | cv::Scalar color(60, 160, 260); |
| | | cv::rectangle(mat_img, cv::Rect(i.x, i.y, i.w, i.h), color, 3); |
| | | if(obj_names.size() > i.obj_id) |
| | | putText(mat_img, obj_names[i.obj_id], cv::Point2f(i.x, i.y - 10), cv::FONT_HERSHEY_COMPLEX_SMALL, 1, color); |
| | | if(i.track_id > 0) |
| | | putText(mat_img, std::to_string(i.track_id), cv::Point2f(i.x+5, i.y + 15), cv::FONT_HERSHEY_COMPLEX_SMALL, 1, color); |
| | | cv::rectangle(mat_img, cv::Rect(i.x, i.y, i.w, i.h), color, 5); |
| | | if (obj_names.size() > i.obj_id) { |
| | | std::string obj_name = obj_names[i.obj_id]; |
| | | if (i.track_id > 0) obj_name += " - " + std::to_string(i.track_id); |
| | | cv::Size const text_size = getTextSize(obj_name, cv::FONT_HERSHEY_COMPLEX_SMALL, 1.2, 2, 0); |
| | | int const max_width = (text_size.width > i.w + 2) ? text_size.width : (i.w + 2); |
| | | cv::rectangle(mat_img, cv::Point2f(std::max((int)i.x - 3, 0), std::max((int)i.y - 30, 0)), |
| | | cv::Point2f(std::min((int)i.x + max_width, mat_img.cols-1), std::min((int)i.y, mat_img.rows-1)), |
| | | color, CV_FILLED, 8, 0); |
| | | putText(mat_img, obj_name, cv::Point2f(i.x, i.y - 10), cv::FONT_HERSHEY_COMPLEX_SMALL, 1.2, cv::Scalar(0, 0, 0), 2); |
| | | } |
| | | } |
| | | cv::imshow("window name", mat_img); |
| | | cv::waitKey(wait_msec); |
| | |
| | | try { |
| | | #ifdef OPENCV |
| | | std::string const file_ext = filename.substr(filename.find_last_of(".") + 1); |
| | | if (file_ext == "avi" || file_ext == "mp4" || file_ext == "mjpg" || file_ext == "mov") { // video file |
| | | std::string const protocol = filename.substr(0, 4); |
| | | if (file_ext == "avi" || file_ext == "mp4" || file_ext == "mjpg" || file_ext == "mov" || // video file |
| | | protocol == "rtsp" || protocol == "http") // video network stream |
| | | { |
| | | cv::Mat frame, prev_frame, det_frame; |
| | | std::vector<bbox_t> result_vec, thread_result_vec; |
| | | detector.nms = 0.02; // comment it - if track_id is not required |
| | | std::thread td([]() {}); |
| | | for (cv::VideoCapture cap(filename); cap >> frame, cap.isOpened();) { |
| | | std::atomic<int> ready_flag = false; |
| | | cv::VideoCapture cap(filename); |
| | | for (; cap >> frame, cap.isOpened();) { |
| | | td.join(); |
| | | result_vec = thread_result_vec; |
| | | det_frame = frame; |
| | | td = std::thread([&]() { thread_result_vec = detector.detect(det_frame, 0.2, true); }); |
| | | td = std::thread([&]() { thread_result_vec = detector.detect(det_frame, 0.2, true); ready_flag = true; }); |
| | | |
| | | if (!prev_frame.empty()) { |
| | | result_vec = detector.tracking(result_vec); // comment it - if track_id is not required |
| | |
| | | show_result(result_vec, obj_names); |
| | | } |
| | | prev_frame = frame; |
| | | //if (protocol == "rtsp" || protocol == "http") do { cap.grab(); } while (!ready_flag); // use if cam-fps 2x or more than dnn-fps |
| | | ready_flag = false; |
| | | } |
| | | } |
| | | else if (file_ext == "txt") { // list of image files |