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C wrappers

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This commit is contained in:
AlexeyAB
2018-03-17 01:03:56 +03:00
parent 164ba34279
commit e947bf29af
3 changed files with 93 additions and 33 deletions
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95
src/yolo_v2_class.hpp
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@ -1,15 +1,4 @@
#pragma once
#include <memory>
#include <vector>
#include <deque>
#include <algorithm>
#ifdef OPENCV
#include <opencv2/opencv.hpp> // C++
#include "opencv2/highgui/highgui_c.h" // C
#include "opencv2/imgproc/imgproc_c.h" // C
#endif // OPENCV
#ifdef YOLODLL_EXPORTS
#if defined(_MSC_VER)
#define YOLODLL_API __declspec(dllexport)
@ -39,6 +28,17 @@ struct image_t {
float *data; // pointer to the image data
};
#ifdef __cplusplus
#include <memory>
#include <vector>
#include <deque>
#include <algorithm>
#ifdef OPENCV
#include <opencv2/opencv.hpp> // C++
#include "opencv2/highgui/highgui_c.h" // C
#include "opencv2/imgproc/imgproc_c.h" // C
#endif // OPENCV
class Detector {
std::shared_ptr<void> detector_gpu_ptr;
@ -61,23 +61,23 @@ public:
YOLODLL_API std::vector<bbox_t> tracking_id(std::vector<bbox_t> cur_bbox_vec, bool const change_history = true,
int const frames_story = 10, int const max_dist = 150);
std::vector<bbox_t> detect_resized(image_t img, int init_w, int init_h, 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_w / img.w, hk = (float)init_h / img.h;
for (auto &i : detection_boxes) i.x *= wk, i.w *= wk, i.y *= hk, i.h *= hk;
return detection_boxes;
}
#ifdef OPENCV
std::vector<bbox_t> detect(cv::Mat mat, float thresh = 0.2, bool use_mean = false)
{
if(mat.data == NULL)
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;
return detect_resized(*image_ptr, mat.cols, mat.rows, thresh, use_mean);
}
std::shared_ptr<image_t> mat_to_image_resize(cv::Mat mat) const
@ -588,3 +588,54 @@ public:
}
};
#endif // OPENCV
//extern "C" {
#endif // __cplusplus
/*
// C - wrappers
YOLODLL_API void create_detector(char const* cfg_filename, char const* weight_filename, int gpu_id);
YOLODLL_API void delete_detector();
YOLODLL_API bbox_t* detect_custom(image_t img, float thresh, bool use_mean, int *result_size);
YOLODLL_API bbox_t* detect_resized(image_t img, int init_w, int init_h, float thresh, bool use_mean, int *result_size);
YOLODLL_API bbox_t* detect(image_t img, int *result_size);
YOLODLL_API image_t load_img(char *image_filename);
YOLODLL_API void free_img(image_t m);
#ifdef __cplusplus
} // extern "C"
static std::shared_ptr<void> c_detector_ptr;
static std::vector<bbox_t> c_result_vec;
void create_detector(char const* cfg_filename, char const* weight_filename, int gpu_id) {
c_detector_ptr = std::make_shared<YOLODLL_API Detector>(cfg_filename, weight_filename, gpu_id);
}
void delete_detector() { c_detector_ptr.reset(); }
bbox_t* detect_custom(image_t img, float thresh, bool use_mean, int *result_size) {
c_result_vec = static_cast<Detector*>(c_detector_ptr.get())->detect(img, thresh, use_mean);
*result_size = c_result_vec.size();
return c_result_vec.data();
}
bbox_t* detect_resized(image_t img, int init_w, int init_h, float thresh, bool use_mean, int *result_size) {
c_result_vec = static_cast<Detector*>(c_detector_ptr.get())->detect_resized(img, init_w, init_h, thresh, use_mean);
*result_size = c_result_vec.size();
return c_result_vec.data();
}
bbox_t* detect(image_t img, int *result_size) {
return detect_custom(img, 0.24, true, result_size);
}
image_t load_img(char *image_filename) {
return static_cast<Detector*>(c_detector_ptr.get())->load_image(image_filename);
}
void free_img(image_t m) {
static_cast<Detector*>(c_detector_ptr.get())->free_image(m);
}
#endif // __cplusplus
*/