// SIFTMemLeakTest.cpp : main project file.

#include "stdafx.h"

using namespace System;

#include <opencv2\opencv.hpp>

#include <opencv2\features2d\features2d.hpp>

int main(array<System::String ^> ^args)

{

        cv::Mat image;

        image = cv::imread("image.jpg", 0);

        cv::SIFT::DetectorParams siftDetectorParams;

        cv::SIFT::CommonParams siftCommonParams;

        cv::SIFT::DescriptorParams siftDescriptorParams;

        // the problem seems to be more prominent when using these parameters

        //cv::SIFT::DetectorParams siftDetectorParams(0.006f, 100.0f);

        //cv::SIFT::CommonParams siftCommonParams(4, 3, -1, 1);

        //cv::SIFT::DescriptorParams siftDescriptorParams(3.0f, true, true);

        cv::SiftFeatureDetector* siftDetector = new cv::SiftFeatureDetector(siftDetectorParams, siftCommonParams);

        cv::SiftDescriptorExtractor* siftDescriptor = new cv::SiftDescriptorExtractor(siftDescriptorParams, siftCommonParams);

        while(true)

        {

                std::vector<cv::KeyPoint> keypoints;

                cv::Mat siftDescriptors;

                siftDetector->detect(image, keypoints);

                siftDescriptor->compute(image, keypoints, siftDescriptors);

                printf("descriptors computed\n");

                keypoints.clear();

                siftDescriptors.release();

        }

    return 0;

}