#ifndef CVUTILS_HPP
#define CVUTILS_HPP

#include "opencv2/core/core.hpp"
#include "opencv2/features2d/features2d.hpp"

class CvCapture;

/// constant that indicates if the image should be flipped

//static const int flipImage = CV_CVTIMG_FLIP;

void keyPoints2Points(const std::vector<cv::KeyPoint>& kpts, std::vector<cv::Point2f>& pts, const bool& clearPts = true);

/** Allocates a new IplImage. */
IplImage* allocateImage(const int& width, const int& height, const int& depth, const int& channels);

IplImage* allocateImage(const CvSize& size, const int& depth, const int& channels);

/** Goes to the target frame number, by querying frame, 
    supposing the video input is currently at current frame number.
    Returns the frame number that was reached.*/
int goToFrameNum(CvCapture* inputVideo, const int& currentFrameNum, const int& targetFrameNum);

#endif