From 84d6533cb8112f23a34d3de76435a10f4620f4b8 Mon Sep 17 00:00:00 2001
From: AlexeyAB <alexeyab84@gmail.com>
Date: Mon, 23 Oct 2017 13:43:03 +0000
Subject: [PATCH] Fixed OpenCV usage in the yolo_console_dll.cpp
---
src/yolo_v2_class.hpp | 29 +++++++++++++++++++++--------
1 files changed, 21 insertions(+), 8 deletions(-)
diff --git a/src/yolo_v2_class.hpp b/src/yolo_v2_class.hpp
index bd3b4fd..a52d3ac 100644
--- a/src/yolo_v2_class.hpp
+++ b/src/yolo_v2_class.hpp
@@ -51,8 +51,8 @@
YOLODLL_API std::vector<bbox_t> detect(image_t img, float thresh = 0.2, bool use_mean = false);
static YOLODLL_API image_t load_image(std::string image_filename);
static YOLODLL_API void free_image(image_t m);
- YOLODLL_API int get_net_width();
- YOLODLL_API int get_net_height();
+ YOLODLL_API int get_net_width() const;
+ YOLODLL_API int get_net_height() const;
YOLODLL_API std::vector<bbox_t> tracking(std::vector<bbox_t> cur_bbox_vec, int const frames_story = 6);
@@ -60,14 +60,27 @@
std::vector<bbox_t> detect(cv::Mat mat, float thresh = 0.2, bool use_mean = false)
{
if(mat.data == NULL)
- throw std::runtime_error("file not found");
+ throw std::runtime_error("Image is empty");
+ auto image_ptr = mat_to_image_resize(mat);
+ return detect_resized(*image_ptr, mat.size(), thresh, use_mean);
+ }
+
+ std::vector<bbox_t> detect_resized(image_t img, cv::Size init_size, float thresh = 0.2, bool use_mean = false)
+ {
+ if (img.data == NULL)
+ throw std::runtime_error("Image is empty");
+ auto detection_boxes = detect(img, thresh, use_mean);
+ float wk = (float)init_size.width / img.w, hk = (float)init_size.height / img.h;
+ for (auto &i : detection_boxes) i.x *= wk, i.w *= wk, i.y *= hk, i.h *= hk;
+ return detection_boxes;
+ }
+
+ std::shared_ptr<image_t> mat_to_image_resize(cv::Mat mat) const
+ {
+ if (mat.data == NULL) return std::shared_ptr<image_t>(NULL);
cv::Mat det_mat;
cv::resize(mat, det_mat, cv::Size(get_net_width(), get_net_height()));
- auto image_ptr = mat_to_image(det_mat);
- auto detection_boxes = detect(*image_ptr, thresh, use_mean);
- float wk = (float)mat.cols / det_mat.cols, hk = (float)mat.rows / det_mat.rows;
- for (auto &i : detection_boxes) i.x*=wk, i.w*= wk, i.y*=hk, i.h*=hk;
- return detection_boxes;
+ return mat_to_image(det_mat);
}
static std::shared_ptr<image_t> mat_to_image(cv::Mat img)
--
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