| | |
| | | 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); |
| | | size_t const max_width = (text_size.width > i.w + 2) ? text_size.width : (i.w + 2); |
| | | if(i.x > 3 && (i.x + max_width) < mat_img.cols && i.y > 30 && i.y < mat_img.rows) |
| | | cv::rectangle(mat_img, cv::Point2f(i.x - 3, i.y - 30), cv::Point2f(i.x + max_width, i.y), color, CV_FILLED, 8, 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); |
| | | } |
| | | } |
| | |
| | | } |
| | | |
| | | |
| | | int main() |
| | | int main(int argc, char *argv[]) |
| | | { |
| | | std::string filename; |
| | | if (argc > 1) filename = argv[1]; |
| | | |
| | | Detector detector("yolo-voc.cfg", "yolo-voc.weights"); |
| | | |
| | | auto obj_names = objects_names_from_file("data/voc.names"); |
| | | |
| | | while (true) |
| | | { |
| | | std::string filename; |
| | | { |
| | | std::cout << "input image or video filename: "; |
| | | std::cin >> filename; |
| | | if(filename.size() == 0) std::cin >> filename; |
| | | if (filename.size() == 0) break; |
| | | |
| | | try { |
| | | #ifdef OPENCV |
| | | std::string const file_ext = filename.substr(filename.find_last_of(".") + 1); |
| | | std::string const protocol = filename.substr(0, 4); |
| | | if (file_ext == "avi" || file_ext == "mp4" || file_ext == "mjpg" || file_ext == "mov" || protocol == "rtsp") { // video file |
| | | std::string const protocol = filename.substr(0, 7); |
| | | if (file_ext == "avi" || file_ext == "mp4" || file_ext == "mjpg" || file_ext == "mov" || // video file |
| | | protocol == "rtsp://" || protocol == "http://" || protocol == "https:/") // 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([]() {}); |
| | | 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); ready_flag = true; }); |
| | | |
| | | if (!prev_frame.empty()) { |
| | | std::atomic<int> ready_flag; |
| | | ready_flag = true; |
| | | for (cv::VideoCapture cap(filename); cap >> frame, cap.isOpened();) { |
| | | if (ready_flag || (protocol != "rtsp://" && protocol != "http://" && protocol != "https:/")) { |
| | | td.join(); |
| | | ready_flag = false; |
| | | result_vec = thread_result_vec; |
| | | result_vec = detector.tracking(result_vec); // comment it - if track_id is not required |
| | | det_frame = frame; |
| | | td = std::thread([&]() { thread_result_vec = detector.detect(det_frame, 0.24, true); ready_flag = true; }); |
| | | } |
| | | if (!prev_frame.empty()) { |
| | | draw_boxes(prev_frame, result_vec, obj_names, 3); |
| | | show_result(result_vec, obj_names); |
| | | } |
| | | prev_frame = frame; |
| | | //if(protocol == "rtsp") while (!ready_flag) cap.grab(); // use if cam-fps 2x or more than dnn-fps |
| | | ready_flag = false; |
| | | } |
| | | } |
| | | else if (file_ext == "txt") { // list of image files |
| | |
| | | } |
| | | catch (std::exception &e) { std::cerr << "exception: " << e.what() << "\n"; getchar(); } |
| | | catch (...) { std::cerr << "unknown exception \n"; getchar(); } |
| | | filename.clear(); |
| | | } |
| | | |
| | | return 0; |