#ifndef _OPENCV3_OBJDETECT_H_
#define _OPENCV3_OBJDETECT_H_

#include <stdbool.h>

#ifdef __cplusplus
#include <opencv2/opencv.hpp>
extern "C" {
#endif

#include "core.h"

#ifdef __cplusplus
typedef cv::CascadeClassifier* CascadeClassifier;
typedef cv::HOGDescriptor* HOGDescriptor;
#else
typedef void* CascadeClassifier;
typedef void* HOGDescriptor;
#endif

// CascadeClassifier
CascadeClassifier CascadeClassifier_New();
void CascadeClassifier_Close(CascadeClassifier cs);
int CascadeClassifier_Load(CascadeClassifier cs, const char* name);
struct Rects CascadeClassifier_DetectMultiScale(CascadeClassifier cs, Mat img);
struct Rects CascadeClassifier_DetectMultiScaleWithParams(CascadeClassifier cs, Mat img,
        double scale, int minNeighbors, int flags, Size minSize, Size maxSize);

HOGDescriptor HOGDescriptor_New();
void HOGDescriptor_Close(HOGDescriptor hog);
int HOGDescriptor_Load(HOGDescriptor hog, const char* name);
struct Rects HOGDescriptor_DetectMultiScale(HOGDescriptor hog, Mat img);
struct Rects HOGDescriptor_DetectMultiScaleWithParams(HOGDescriptor hog, Mat img,
        double hitThresh, Size winStride, Size padding, double scale, double finalThreshold,
        bool useMeanshiftGrouping);
Mat HOG_GetDefaultPeopleDetector();
void HOGDescriptor_SetSVMDetector(HOGDescriptor hog, Mat det);

struct Rects GroupRectangles(struct Rects rects, int groupThreshold, double eps);

#ifdef __cplusplus
}
#endif

#endif //_OPENCV3_OBJDETECT_H_