From 8b94d474d591dd76d146c9aeed029d0b5836ac3f Mon Sep 17 00:00:00 2001
From: AlexeyAB <alexeyab84@gmail.com>
Date: Thu, 25 Jan 2018 14:42:45 +0000
Subject: [PATCH] Fixed preview box for short-term object detection (small box) and long-term object tracking (large box)
---
src/yolo_v2_class.cpp | 32 +++++++++++++++++++-------------
1 files changed, 19 insertions(+), 13 deletions(-)
diff --git a/src/yolo_v2_class.cpp b/src/yolo_v2_class.cpp
index f036b2a..91a5627 100644
--- a/src/yolo_v2_class.cpp
+++ b/src/yolo_v2_class.cpp
@@ -34,8 +34,9 @@
};
-YOLODLL_API Detector::Detector(std::string cfg_filename, std::string weight_filename, int gpu_id)
+YOLODLL_API Detector::Detector(std::string cfg_filename, std::string weight_filename, int gpu_id) : cur_gpu_id(gpu_id)
{
+ wait_stream = 0;
int old_gpu_index;
#ifdef GPU
cudaGetDevice(&old_gpu_index);
@@ -54,7 +55,7 @@
char *cfgfile = const_cast<char *>(cfg_filename.data());
char *weightfile = const_cast<char *>(weight_filename.data());
- net = parse_network_cfg(cfgfile);
+ net = parse_network_cfg_custom(cfgfile, 1);
if (weightfile) {
load_weights(&net, weightfile);
}
@@ -109,11 +110,11 @@
#endif
}
-YOLODLL_API int Detector::get_net_width() {
+YOLODLL_API int Detector::get_net_width() const {
detector_gpu_t &detector_gpu = *reinterpret_cast<detector_gpu_t *>(detector_gpu_ptr.get());
return detector_gpu.net.w;
}
-YOLODLL_API int Detector::get_net_height() {
+YOLODLL_API int Detector::get_net_height() const {
detector_gpu_t &detector_gpu = *reinterpret_cast<detector_gpu_t *>(detector_gpu_ptr.get());
return detector_gpu.net.h;
}
@@ -172,13 +173,15 @@
YOLODLL_API std::vector<bbox_t> Detector::detect(image_t img, float thresh, bool use_mean)
{
-
detector_gpu_t &detector_gpu = *reinterpret_cast<detector_gpu_t *>(detector_gpu_ptr.get());
network &net = detector_gpu.net;
int old_gpu_index;
#ifdef GPU
cudaGetDevice(&old_gpu_index);
- cudaSetDevice(net.gpu_index);
+ if(cur_gpu_id != old_gpu_index)
+ cudaSetDevice(net.gpu_index);
+
+ net.wait_stream = wait_stream; // 1 - wait CUDA-stream, 0 - not to wait
#endif
//std::cout << "net.gpu_index = " << net.gpu_index << std::endl;
@@ -242,13 +245,14 @@
free(sized.data);
#ifdef GPU
- cudaSetDevice(old_gpu_index);
+ if (cur_gpu_id != old_gpu_index)
+ cudaSetDevice(old_gpu_index);
#endif
return bbox_vec;
}
-YOLODLL_API std::vector<bbox_t> Detector::tracking(std::vector<bbox_t> cur_bbox_vec, int const frames_story)
+YOLODLL_API std::vector<bbox_t> Detector::tracking_id(std::vector<bbox_t> cur_bbox_vec, int const frames_story, int const max_dist)
{
detector_gpu_t &det_gpu = *reinterpret_cast<detector_gpu_t *>(detector_gpu_ptr.get());
@@ -257,7 +261,6 @@
if (i.size() > 0) prev_track_id_present = true;
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 = det_gpu.track_id[cur_bbox_vec[i].obj_id]++;
prev_bbox_vec_deque.push_front(cur_bbox_vec);
@@ -273,17 +276,20 @@
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)) {
+ float center_x_diff = (float)(i.x + i.w/2) - (float)(k.x + k.w/2);
+ float center_y_diff = (float)(i.y + i.h/2) - (float)(k.y + k.h/2);
+ unsigned int cur_dist = sqrt(center_x_diff*center_x_diff + center_y_diff*center_y_diff);
+ if (cur_dist < max_dist && (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; });
+ bool track_id_absent = !std::any_of(cur_bbox_vec.begin(), cur_bbox_vec.end(),
+ [&i](bbox_t const& b) { return b.track_id == i.track_id && b.obj_id == i.obj_id; });
- if (cur_index >= 0 && track_id_absent) {
+ if (cur_index >= 0 && track_id_absent){
cur_bbox_vec[cur_index].track_id = i.track_id;
cur_bbox_vec[cur_index].w = (cur_bbox_vec[cur_index].w + i.w) / 2;
cur_bbox_vec[cur_index].h = (cur_bbox_vec[cur_index].h + i.h) / 2;
--
Gitblit v1.10.0