| | |
| | | YOLODLL_API int get_net_width() const; |
| | | YOLODLL_API int get_net_height() const; |
| | | |
| | | YOLODLL_API std::vector<bbox_t> tracking_id(std::vector<bbox_t> cur_bbox_vec, int const frames_story = 6, int const max_dist = 150); |
| | | YOLODLL_API std::vector<bbox_t> tracking_id(std::vector<bbox_t> cur_bbox_vec, bool const change_history = true, |
| | | int const frames_story = 6, int const max_dist = 150); |
| | | |
| | | #ifdef OPENCV |
| | | std::vector<bbox_t> detect(cv::Mat mat, float thresh = 0.2, bool use_mean = false) |
| | |
| | | public: |
| | | const int gpu_count; |
| | | const int gpu_id; |
| | | const int flow_error; |
| | | |
| | | |
| | | Tracker_optflow(int _gpu_id = 0) : gpu_count(cv::cuda::getCudaEnabledDeviceCount()), gpu_id(std::min(_gpu_id, gpu_count-1)) |
| | | Tracker_optflow(int _gpu_id = 0, int win_size = 9, int max_level = 3, int iterations = 2000, int _flow_error = -1) : |
| | | gpu_count(cv::cuda::getCudaEnabledDeviceCount()), gpu_id(std::min(_gpu_id, gpu_count-1)), |
| | | flow_error((_flow_error > 0)? _flow_error:(win_size*4)) |
| | | { |
| | | int const old_gpu_id = cv::cuda::getDevice(); |
| | | cv::cuda::setDevice(gpu_id); |
| | |
| | | stream = cv::cuda::Stream(); |
| | | |
| | | sync_PyrLKOpticalFlow_gpu = cv::cuda::SparsePyrLKOpticalFlow::create(); |
| | | sync_PyrLKOpticalFlow_gpu->setWinSize(cv::Size(9, 9)); // 15, 21, 31 |
| | | sync_PyrLKOpticalFlow_gpu->setMaxLevel(3); // +- 3 pt |
| | | sync_PyrLKOpticalFlow_gpu->setNumIters(2000); // def: 30 |
| | | sync_PyrLKOpticalFlow_gpu->setWinSize(cv::Size(win_size, win_size)); // 9, 15, 21, 31 |
| | | sync_PyrLKOpticalFlow_gpu->setMaxLevel(max_level); // +- 3 pt |
| | | sync_PyrLKOpticalFlow_gpu->setNumIters(iterations); // 2000, def: 30 |
| | | |
| | | cv::cuda::setDevice(old_gpu_id); |
| | | } |
| | |
| | | // just to avoid extra allocations |
| | | cv::cuda::GpuMat src_mat_gpu; |
| | | cv::cuda::GpuMat dst_mat_gpu, dst_grey_gpu; |
| | | cv::cuda::GpuMat tmp_grey_gpu; |
| | | cv::cuda::GpuMat prev_pts_flow_gpu, cur_pts_flow_gpu; |
| | | cv::cuda::GpuMat status_gpu, err_gpu; |
| | | |
| | |
| | | cv::Ptr<cv::cuda::SparsePyrLKOpticalFlow> sync_PyrLKOpticalFlow_gpu; |
| | | cv::cuda::Stream stream; |
| | | |
| | | void update_tracking_flow(cv::Mat src_mat) |
| | | std::vector<bbox_t> cur_bbox_vec; |
| | | std::vector<bool> good_bbox_vec_flags; |
| | | cv::Mat prev_pts_flow_cpu; |
| | | |
| | | void update_cur_bbox_vec(std::vector<bbox_t> _cur_bbox_vec) |
| | | { |
| | | cur_bbox_vec = _cur_bbox_vec; |
| | | good_bbox_vec_flags.resize(cur_bbox_vec.size()); |
| | | for (auto &i : good_bbox_vec_flags) i = true; |
| | | cv::Mat prev_pts, cur_pts_flow_cpu; |
| | | |
| | | for (auto &i : cur_bbox_vec) { |
| | | float x_center = (i.x + i.w / 2.0F); |
| | | float y_center = (i.y + i.h / 2.0F); |
| | | prev_pts.push_back(cv::Point2f(x_center, y_center)); |
| | | } |
| | | |
| | | if (prev_pts.rows == 0) |
| | | prev_pts_flow_cpu = cv::Mat(); |
| | | else |
| | | cv::transpose(prev_pts, prev_pts_flow_cpu); |
| | | |
| | | if (prev_pts_flow_gpu.cols < prev_pts_flow_cpu.cols) { |
| | | prev_pts_flow_gpu = cv::cuda::GpuMat(prev_pts_flow_cpu.size(), prev_pts_flow_cpu.type()); |
| | | cur_pts_flow_gpu = cv::cuda::GpuMat(prev_pts_flow_cpu.size(), prev_pts_flow_cpu.type()); |
| | | |
| | | status_gpu = cv::cuda::GpuMat(prev_pts_flow_cpu.size(), CV_8UC1); |
| | | err_gpu = cv::cuda::GpuMat(prev_pts_flow_cpu.size(), CV_32FC1); |
| | | } |
| | | |
| | | prev_pts_flow_gpu.upload(cv::Mat(prev_pts_flow_cpu), stream); |
| | | } |
| | | |
| | | |
| | | void update_tracking_flow(cv::Mat src_mat, std::vector<bbox_t> _cur_bbox_vec) |
| | | { |
| | | int const old_gpu_id = cv::cuda::getDevice(); |
| | | if (old_gpu_id != gpu_id) |
| | |
| | | src_grey_gpu = cv::cuda::GpuMat(src_mat.size(), CV_8UC1); |
| | | } |
| | | |
| | | update_cur_bbox_vec(_cur_bbox_vec); |
| | | |
| | | //src_grey_gpu.upload(src_mat, stream); // use BGR |
| | | src_mat_gpu.upload(src_mat, stream); |
| | | cv::cuda::cvtColor(src_mat_gpu, src_grey_gpu, CV_BGR2GRAY, 0, stream); |
| | | cv::cuda::cvtColor(src_mat_gpu, src_grey_gpu, CV_BGR2GRAY, 1, stream); |
| | | } |
| | | if (old_gpu_id != gpu_id) |
| | | cv::cuda::setDevice(old_gpu_id); |
| | | } |
| | | |
| | | |
| | | std::vector<bbox_t> tracking_flow(cv::Mat dst_mat, std::vector<bbox_t> cur_bbox_vec, bool check_error = false) |
| | | std::vector<bbox_t> tracking_flow(cv::Mat dst_mat, bool check_error = true) |
| | | { |
| | | if (sync_PyrLKOpticalFlow_gpu.empty()) { |
| | | std::cout << "sync_PyrLKOpticalFlow_gpu isn't initialized \n"; |
| | |
| | | if (dst_mat_gpu.cols == 0) { |
| | | dst_mat_gpu = cv::cuda::GpuMat(dst_mat.size(), dst_mat.type()); |
| | | dst_grey_gpu = cv::cuda::GpuMat(dst_mat.size(), CV_8UC1); |
| | | tmp_grey_gpu = cv::cuda::GpuMat(dst_mat.size(), CV_8UC1); |
| | | } |
| | | |
| | | //dst_grey_gpu.upload(dst_mat, stream); // use BGR |
| | | dst_mat_gpu.upload(dst_mat, stream); |
| | | |
| | | |
| | | cv::cuda::cvtColor(dst_mat_gpu, dst_grey_gpu, CV_BGR2GRAY, 0, stream); |
| | | cv::cuda::cvtColor(dst_mat_gpu, dst_grey_gpu, CV_BGR2GRAY, 1, stream); |
| | | |
| | | if (src_grey_gpu.rows != dst_grey_gpu.rows || src_grey_gpu.cols != dst_grey_gpu.cols) { |
| | | stream.waitForCompletion(); |
| | |
| | | return cur_bbox_vec; |
| | | } |
| | | |
| | | cv::Mat prev_pts, prev_pts_flow_cpu, cur_pts_flow_cpu; |
| | | |
| | | for (auto &i : cur_bbox_vec) { |
| | | float x_center = (i.x + i.w / 2); |
| | | float y_center = (i.y + i.h / 2); |
| | | prev_pts.push_back(cv::Point2f(x_center, y_center)); |
| | | } |
| | | |
| | | |
| | | if (prev_pts.rows == 0) |
| | | prev_pts_flow_cpu = cv::Mat(); |
| | | else |
| | | cv::transpose(prev_pts, prev_pts_flow_cpu); |
| | | |
| | | |
| | | if (prev_pts_flow_gpu.cols < prev_pts_flow_cpu.cols) { |
| | | prev_pts_flow_gpu = cv::cuda::GpuMat(prev_pts_flow_cpu.size(), prev_pts_flow_cpu.type()); |
| | | cur_pts_flow_gpu = cv::cuda::GpuMat(prev_pts_flow_cpu.size(), prev_pts_flow_cpu.type()); |
| | | |
| | | status_gpu = cv::cuda::GpuMat(prev_pts_flow_cpu.size(), CV_8UC1); |
| | | err_gpu = cv::cuda::GpuMat(prev_pts_flow_cpu.size(), CV_32FC1); |
| | | } |
| | | |
| | | prev_pts_flow_gpu.upload(cv::Mat(prev_pts_flow_cpu), stream); |
| | | |
| | | |
| | | dst_grey_gpu.copyTo(tmp_grey_gpu, stream); |
| | | |
| | | ////sync_PyrLKOpticalFlow_gpu.sparse(src_grey_gpu, dst_grey_gpu, prev_pts_flow_gpu, cur_pts_flow_gpu, status_gpu, &err_gpu); // OpenCV 2.4.x |
| | | sync_PyrLKOpticalFlow_gpu->calc(src_grey_gpu, dst_grey_gpu, prev_pts_flow_gpu, cur_pts_flow_gpu, status_gpu, err_gpu, stream); // OpenCV 3.x |
| | | |
| | | cv::Mat cur_pts_flow_cpu; |
| | | cur_pts_flow_gpu.download(cur_pts_flow_cpu, stream); |
| | | |
| | | tmp_grey_gpu.copyTo(src_grey_gpu, stream); |
| | | dst_grey_gpu.copyTo(src_grey_gpu, stream); |
| | | |
| | | cv::Mat err_cpu, status_cpu; |
| | | err_gpu.download(err_cpu, stream); |
| | |
| | | |
| | | std::vector<bbox_t> result_bbox_vec; |
| | | |
| | | for (size_t i = 0; i < cur_bbox_vec.size(); ++i) |
| | | if (err_cpu.cols == cur_bbox_vec.size() && status_cpu.cols == cur_bbox_vec.size()) |
| | | { |
| | | cv::Point2f cur_key_pt = cur_pts_flow_cpu.at<cv::Point2f>(0, i); |
| | | cv::Point2f prev_key_pt = prev_pts_flow_cpu.at<cv::Point2f>(0, i); |
| | | for (size_t i = 0; i < cur_bbox_vec.size(); ++i) |
| | | { |
| | | cv::Point2f cur_key_pt = cur_pts_flow_cpu.at<cv::Point2f>(0, i); |
| | | cv::Point2f prev_key_pt = prev_pts_flow_cpu.at<cv::Point2f>(0, i); |
| | | |
| | | float moved_x = cur_key_pt.x - prev_key_pt.x; |
| | | float moved_y = cur_key_pt.y - prev_key_pt.y; |
| | | float moved_x = cur_key_pt.x - prev_key_pt.x; |
| | | float moved_y = cur_key_pt.y - prev_key_pt.y; |
| | | |
| | | if (err_cpu.cols > i && status_cpu.cols > i) |
| | | if (abs(moved_x) < 100 && abs(moved_y) < 100) |
| | | if (!check_error || (err_cpu.at<float>(0, i) < 60 && status_cpu.at<unsigned char>(0, i) != 0)) |
| | | if (abs(moved_x) < 100 && abs(moved_y) < 100 && good_bbox_vec_flags[i]) |
| | | if (!check_error || (err_cpu.at<float>(0, i) < flow_error && status_cpu.at<unsigned char>(0, i) != 0)) |
| | | { |
| | | cur_bbox_vec[i].x += moved_x + 0.5; |
| | | cur_bbox_vec[i].y += moved_y + 0.5; |
| | | result_bbox_vec.push_back(cur_bbox_vec[i]); |
| | | } |
| | | else good_bbox_vec_flags[i] = false; |
| | | else good_bbox_vec_flags[i] = false; |
| | | } |
| | | } |
| | | |
| | | cur_pts_flow_gpu.swap(prev_pts_flow_gpu); |
| | | cur_pts_flow_cpu.copyTo(prev_pts_flow_cpu); |
| | | |
| | | if (old_gpu_id != gpu_id) |
| | | cv::cuda::setDevice(old_gpu_id); |
| | | |