From d360b6a42a91eef66b0085c81ecbff4792986402 Mon Sep 17 00:00:00 2001
From: AlexeyAB <alexeyab84@gmail.com>
Date: Mon, 03 Apr 2017 12:27:50 +0000
Subject: [PATCH] Implementation of tracking-function moved to cpp-file
---
src/yolo_v2_class.hpp | 53 ++---------------------------------------------------
1 files changed, 2 insertions(+), 51 deletions(-)
diff --git a/src/yolo_v2_class.hpp b/src/yolo_v2_class.hpp
index 37fcd61..34e220a 100644
--- a/src/yolo_v2_class.hpp
+++ b/src/yolo_v2_class.hpp
@@ -44,6 +44,8 @@
static YOLODLL_API image_t load_image(std::string image_filename);
static YOLODLL_API void free_image(image_t m);
+ YOLODLL_API std::vector<bbox_t> tracking(std::vector<bbox_t> cur_bbox_vec, int const frames_story = 4);
+
#ifdef OPENCV
std::vector<bbox_t> detect(cv::Mat mat, float thresh = 0.2)
{
@@ -113,57 +115,6 @@
#endif // OPENCV
std::deque<std::vector<bbox_t>> prev_bbox_vec_deque;
-
-public:
- std::vector<bbox_t> tracking(std::vector<bbox_t> cur_bbox_vec, int const frames_story = 4)
- {
- bool prev_track_id_present = false;
- for (auto &i : prev_bbox_vec_deque)
- if (i.size() > 0) prev_track_id_present = true;
-
- static unsigned int track_id = 1;
-
- if(!prev_track_id_present) {
- //track_id = 1;
- for (size_t i = 0; i < cur_bbox_vec.size(); ++i)
- cur_bbox_vec[i].track_id = track_id++;
- prev_bbox_vec_deque.push_front(cur_bbox_vec);
- if (prev_bbox_vec_deque.size() > frames_story) prev_bbox_vec_deque.pop_back();
- return cur_bbox_vec;
- }
-
- std::vector<unsigned int> dist_vec(cur_bbox_vec.size(), std::numeric_limits<unsigned int>::max());
-
- for (auto &prev_bbox_vec : prev_bbox_vec_deque) {
- for (auto &i : prev_bbox_vec) {
- int cur_index = -1;
- for (size_t m = 0; m < cur_bbox_vec.size(); ++m) {
- bbox_t const& k = cur_bbox_vec[m];
- if (i.obj_id == k.obj_id) {
- unsigned int cur_dist = sqrt(((float)i.x - k.x)*((float)i.x - k.x) + ((float)i.y - k.y)*((float)i.y - k.y));
- if (cur_dist < 100 && (k.track_id == 0 || dist_vec[m] > cur_dist)) {
- dist_vec[m] = cur_dist;
- cur_index = m;
- }
- }
- }
-
- bool track_id_absent = !std::any_of(cur_bbox_vec.begin(), cur_bbox_vec.end(), [&](bbox_t const& b) { return b.track_id == i.track_id; });
-
- if (cur_index >= 0 && track_id_absent)
- cur_bbox_vec[cur_index].track_id = i.track_id;
- }
- }
-
- for (size_t i = 0; i < cur_bbox_vec.size(); ++i)
- if (cur_bbox_vec[i].track_id == 0)
- cur_bbox_vec[i].track_id = track_id++;
-
- prev_bbox_vec_deque.push_front(cur_bbox_vec);
- if (prev_bbox_vec_deque.size() > frames_story) prev_bbox_vec_deque.pop_back();
-
- return cur_bbox_vec;
- }
};
--
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