using OpenCVForUnity.CoreModule;
using OpenCVForUnity.UtilsModule;
using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;

namespace OpenCVForUnity.Features2dModule
{
    // C++: class Features2d


    public class Features2d
    {

        // C++: enum cv.DrawMatchesFlags
        public const int DrawMatchesFlags_DEFAULT = 0;
        public const int DrawMatchesFlags_DRAW_OVER_OUTIMG = 1;
        public const int DrawMatchesFlags_NOT_DRAW_SINGLE_POINTS = 2;
        public const int DrawMatchesFlags_DRAW_RICH_KEYPOINTS = 4;
        //
        // C++:  void cv::drawKeypoints(Mat image, vector_KeyPoint keypoints, Mat& outImage, Scalar color = Scalar::all(-1), DrawMatchesFlags flags = DrawMatchesFlags::DEFAULT)
        //

        /**
         * Draws keypoints.
         *
         * param image Source image.
         * param keypoints Keypoints from the source image.
         * param outImage Output image. Its content depends on the flags value defining what is drawn in the
         * output image. See possible flags bit values below.
         * param color Color of keypoints.
         * param flags Flags setting drawing features. Possible flags bit values are defined by
         * DrawMatchesFlags. See details above in drawMatches .
         *
         * <b>Note:</b>
         * For Python API, flags are modified as cv.DRAW_MATCHES_FLAGS_DEFAULT,
         * cv.DRAW_MATCHES_FLAGS_DRAW_RICH_KEYPOINTS, cv.DRAW_MATCHES_FLAGS_DRAW_OVER_OUTIMG,
         * cv.DRAW_MATCHES_FLAGS_NOT_DRAW_SINGLE_POINTS
         */
        public static void drawKeypoints(Mat image, MatOfKeyPoint keypoints, Mat outImage, Scalar color, int flags)
        {
            if (image != null) image.ThrowIfDisposed();
            if (keypoints != null) keypoints.ThrowIfDisposed();
            if (outImage != null) outImage.ThrowIfDisposed();
            Mat keypoints_mat = keypoints;
            features2d_Features2d_drawKeypoints_10(image.nativeObj, keypoints_mat.nativeObj, outImage.nativeObj, color.val[0], color.val[1], color.val[2], color.val[3], flags);


        }

        /**
         * Draws keypoints.
         *
         * param image Source image.
         * param keypoints Keypoints from the source image.
         * param outImage Output image. Its content depends on the flags value defining what is drawn in the
         * output image. See possible flags bit values below.
         * param color Color of keypoints.
         * DrawMatchesFlags. See details above in drawMatches .
         *
         * <b>Note:</b>
         * For Python API, flags are modified as cv.DRAW_MATCHES_FLAGS_DEFAULT,
         * cv.DRAW_MATCHES_FLAGS_DRAW_RICH_KEYPOINTS, cv.DRAW_MATCHES_FLAGS_DRAW_OVER_OUTIMG,
         * cv.DRAW_MATCHES_FLAGS_NOT_DRAW_SINGLE_POINTS
         */
        public static void drawKeypoints(Mat image, MatOfKeyPoint keypoints, Mat outImage, Scalar color)
        {
            if (image != null) image.ThrowIfDisposed();
            if (keypoints != null) keypoints.ThrowIfDisposed();
            if (outImage != null) outImage.ThrowIfDisposed();
            Mat keypoints_mat = keypoints;
            features2d_Features2d_drawKeypoints_11(image.nativeObj, keypoints_mat.nativeObj, outImage.nativeObj, color.val[0], color.val[1], color.val[2], color.val[3]);


        }

        /**
         * Draws keypoints.
         *
         * param image Source image.
         * param keypoints Keypoints from the source image.
         * param outImage Output image. Its content depends on the flags value defining what is drawn in the
         * output image. See possible flags bit values below.
         * DrawMatchesFlags. See details above in drawMatches .
         *
         * <b>Note:</b>
         * For Python API, flags are modified as cv.DRAW_MATCHES_FLAGS_DEFAULT,
         * cv.DRAW_MATCHES_FLAGS_DRAW_RICH_KEYPOINTS, cv.DRAW_MATCHES_FLAGS_DRAW_OVER_OUTIMG,
         * cv.DRAW_MATCHES_FLAGS_NOT_DRAW_SINGLE_POINTS
         */
        public static void drawKeypoints(Mat image, MatOfKeyPoint keypoints, Mat outImage)
        {
            if (image != null) image.ThrowIfDisposed();
            if (keypoints != null) keypoints.ThrowIfDisposed();
            if (outImage != null) outImage.ThrowIfDisposed();
            Mat keypoints_mat = keypoints;
            features2d_Features2d_drawKeypoints_12(image.nativeObj, keypoints_mat.nativeObj, outImage.nativeObj);


        }


        //
        // C++:  void cv::drawMatches(Mat img1, vector_KeyPoint keypoints1, Mat img2, vector_KeyPoint keypoints2, vector_DMatch matches1to2, Mat& outImg, Scalar matchColor = Scalar::all(-1), Scalar singlePointColor = Scalar::all(-1), vector_char matchesMask = std::vector<char>(), DrawMatchesFlags flags = DrawMatchesFlags::DEFAULT)
        //

        /**
         * Draws the found matches of keypoints from two images.
         *
         * param img1 First source image.
         * param keypoints1 Keypoints from the first source image.
         * param img2 Second source image.
         * param keypoints2 Keypoints from the second source image.
         * param matches1to2 Matches from the first image to the second one, which means that keypoints1[i]
         * has a corresponding point in keypoints2[matches[i]] .
         * param outImg Output image. Its content depends on the flags value defining what is drawn in the
         * output image. See possible flags bit values below.
         * param matchColor Color of matches (lines and connected keypoints). If matchColor==Scalar::all(-1)
         * , the color is generated randomly.
         * param singlePointColor Color of single keypoints (circles), which means that keypoints do not
         * have the matches. If singlePointColor==Scalar::all(-1) , the color is generated randomly.
         * param matchesMask Mask determining which matches are drawn. If the mask is empty, all matches are
         * drawn.
         * param flags Flags setting drawing features. Possible flags bit values are defined by
         * DrawMatchesFlags.
         *
         * This function draws matches of keypoints from two images in the output image. Match is a line
         * connecting two keypoints (circles). See cv::DrawMatchesFlags.
         */
        public static void drawMatches(Mat img1, MatOfKeyPoint keypoints1, Mat img2, MatOfKeyPoint keypoints2, MatOfDMatch matches1to2, Mat outImg, Scalar matchColor, Scalar singlePointColor, MatOfByte matchesMask, int flags)
        {
            if (img1 != null) img1.ThrowIfDisposed();
            if (keypoints1 != null) keypoints1.ThrowIfDisposed();
            if (img2 != null) img2.ThrowIfDisposed();
            if (keypoints2 != null) keypoints2.ThrowIfDisposed();
            if (matches1to2 != null) matches1to2.ThrowIfDisposed();
            if (outImg != null) outImg.ThrowIfDisposed();
            if (matchesMask != null) matchesMask.ThrowIfDisposed();
            Mat keypoints1_mat = keypoints1;
            Mat keypoints2_mat = keypoints2;
            Mat matches1to2_mat = matches1to2;
            Mat matchesMask_mat = matchesMask;
            features2d_Features2d_drawMatches_10(img1.nativeObj, keypoints1_mat.nativeObj, img2.nativeObj, keypoints2_mat.nativeObj, matches1to2_mat.nativeObj, outImg.nativeObj, matchColor.val[0], matchColor.val[1], matchColor.val[2], matchColor.val[3], singlePointColor.val[0], singlePointColor.val[1], singlePointColor.val[2], singlePointColor.val[3], matchesMask_mat.nativeObj, flags);


        }

        /**
         * Draws the found matches of keypoints from two images.
         *
         * param img1 First source image.
         * param keypoints1 Keypoints from the first source image.
         * param img2 Second source image.
         * param keypoints2 Keypoints from the second source image.
         * param matches1to2 Matches from the first image to the second one, which means that keypoints1[i]
         * has a corresponding point in keypoints2[matches[i]] .
         * param outImg Output image. Its content depends on the flags value defining what is drawn in the
         * output image. See possible flags bit values below.
         * param matchColor Color of matches (lines and connected keypoints). If matchColor==Scalar::all(-1)
         * , the color is generated randomly.
         * param singlePointColor Color of single keypoints (circles), which means that keypoints do not
         * have the matches. If singlePointColor==Scalar::all(-1) , the color is generated randomly.
         * param matchesMask Mask determining which matches are drawn. If the mask is empty, all matches are
         * drawn.
         * DrawMatchesFlags.
         *
         * This function draws matches of keypoints from two images in the output image. Match is a line
         * connecting two keypoints (circles). See cv::DrawMatchesFlags.
         */
        public static void drawMatches(Mat img1, MatOfKeyPoint keypoints1, Mat img2, MatOfKeyPoint keypoints2, MatOfDMatch matches1to2, Mat outImg, Scalar matchColor, Scalar singlePointColor, MatOfByte matchesMask)
        {
            if (img1 != null) img1.ThrowIfDisposed();
            if (keypoints1 != null) keypoints1.ThrowIfDisposed();
            if (img2 != null) img2.ThrowIfDisposed();
            if (keypoints2 != null) keypoints2.ThrowIfDisposed();
            if (matches1to2 != null) matches1to2.ThrowIfDisposed();
            if (outImg != null) outImg.ThrowIfDisposed();
            if (matchesMask != null) matchesMask.ThrowIfDisposed();
            Mat keypoints1_mat = keypoints1;
            Mat keypoints2_mat = keypoints2;
            Mat matches1to2_mat = matches1to2;
            Mat matchesMask_mat = matchesMask;
            features2d_Features2d_drawMatches_11(img1.nativeObj, keypoints1_mat.nativeObj, img2.nativeObj, keypoints2_mat.nativeObj, matches1to2_mat.nativeObj, outImg.nativeObj, matchColor.val[0], matchColor.val[1], matchColor.val[2], matchColor.val[3], singlePointColor.val[0], singlePointColor.val[1], singlePointColor.val[2], singlePointColor.val[3], matchesMask_mat.nativeObj);


        }

        /**
         * Draws the found matches of keypoints from two images.
         *
         * param img1 First source image.
         * param keypoints1 Keypoints from the first source image.
         * param img2 Second source image.
         * param keypoints2 Keypoints from the second source image.
         * param matches1to2 Matches from the first image to the second one, which means that keypoints1[i]
         * has a corresponding point in keypoints2[matches[i]] .
         * param outImg Output image. Its content depends on the flags value defining what is drawn in the
         * output image. See possible flags bit values below.
         * param matchColor Color of matches (lines and connected keypoints). If matchColor==Scalar::all(-1)
         * , the color is generated randomly.
         * param singlePointColor Color of single keypoints (circles), which means that keypoints do not
         * have the matches. If singlePointColor==Scalar::all(-1) , the color is generated randomly.
         * drawn.
         * DrawMatchesFlags.
         *
         * This function draws matches of keypoints from two images in the output image. Match is a line
         * connecting two keypoints (circles). See cv::DrawMatchesFlags.
         */
        public static void drawMatches(Mat img1, MatOfKeyPoint keypoints1, Mat img2, MatOfKeyPoint keypoints2, MatOfDMatch matches1to2, Mat outImg, Scalar matchColor, Scalar singlePointColor)
        {
            if (img1 != null) img1.ThrowIfDisposed();
            if (keypoints1 != null) keypoints1.ThrowIfDisposed();
            if (img2 != null) img2.ThrowIfDisposed();
            if (keypoints2 != null) keypoints2.ThrowIfDisposed();
            if (matches1to2 != null) matches1to2.ThrowIfDisposed();
            if (outImg != null) outImg.ThrowIfDisposed();
            Mat keypoints1_mat = keypoints1;
            Mat keypoints2_mat = keypoints2;
            Mat matches1to2_mat = matches1to2;
            features2d_Features2d_drawMatches_12(img1.nativeObj, keypoints1_mat.nativeObj, img2.nativeObj, keypoints2_mat.nativeObj, matches1to2_mat.nativeObj, outImg.nativeObj, matchColor.val[0], matchColor.val[1], matchColor.val[2], matchColor.val[3], singlePointColor.val[0], singlePointColor.val[1], singlePointColor.val[2], singlePointColor.val[3]);


        }

        /**
         * Draws the found matches of keypoints from two images.
         *
         * param img1 First source image.
         * param keypoints1 Keypoints from the first source image.
         * param img2 Second source image.
         * param keypoints2 Keypoints from the second source image.
         * param matches1to2 Matches from the first image to the second one, which means that keypoints1[i]
         * has a corresponding point in keypoints2[matches[i]] .
         * param outImg Output image. Its content depends on the flags value defining what is drawn in the
         * output image. See possible flags bit values below.
         * param matchColor Color of matches (lines and connected keypoints). If matchColor==Scalar::all(-1)
         * , the color is generated randomly.
         * have the matches. If singlePointColor==Scalar::all(-1) , the color is generated randomly.
         * drawn.
         * DrawMatchesFlags.
         *
         * This function draws matches of keypoints from two images in the output image. Match is a line
         * connecting two keypoints (circles). See cv::DrawMatchesFlags.
         */
        public static void drawMatches(Mat img1, MatOfKeyPoint keypoints1, Mat img2, MatOfKeyPoint keypoints2, MatOfDMatch matches1to2, Mat outImg, Scalar matchColor)
        {
            if (img1 != null) img1.ThrowIfDisposed();
            if (keypoints1 != null) keypoints1.ThrowIfDisposed();
            if (img2 != null) img2.ThrowIfDisposed();
            if (keypoints2 != null) keypoints2.ThrowIfDisposed();
            if (matches1to2 != null) matches1to2.ThrowIfDisposed();
            if (outImg != null) outImg.ThrowIfDisposed();
            Mat keypoints1_mat = keypoints1;
            Mat keypoints2_mat = keypoints2;
            Mat matches1to2_mat = matches1to2;
            features2d_Features2d_drawMatches_13(img1.nativeObj, keypoints1_mat.nativeObj, img2.nativeObj, keypoints2_mat.nativeObj, matches1to2_mat.nativeObj, outImg.nativeObj, matchColor.val[0], matchColor.val[1], matchColor.val[2], matchColor.val[3]);


        }

        /**
         * Draws the found matches of keypoints from two images.
         *
         * param img1 First source image.
         * param keypoints1 Keypoints from the first source image.
         * param img2 Second source image.
         * param keypoints2 Keypoints from the second source image.
         * param matches1to2 Matches from the first image to the second one, which means that keypoints1[i]
         * has a corresponding point in keypoints2[matches[i]] .
         * param outImg Output image. Its content depends on the flags value defining what is drawn in the
         * output image. See possible flags bit values below.
         * , the color is generated randomly.
         * have the matches. If singlePointColor==Scalar::all(-1) , the color is generated randomly.
         * drawn.
         * DrawMatchesFlags.
         *
         * This function draws matches of keypoints from two images in the output image. Match is a line
         * connecting two keypoints (circles). See cv::DrawMatchesFlags.
         */
        public static void drawMatches(Mat img1, MatOfKeyPoint keypoints1, Mat img2, MatOfKeyPoint keypoints2, MatOfDMatch matches1to2, Mat outImg)
        {
            if (img1 != null) img1.ThrowIfDisposed();
            if (keypoints1 != null) keypoints1.ThrowIfDisposed();
            if (img2 != null) img2.ThrowIfDisposed();
            if (keypoints2 != null) keypoints2.ThrowIfDisposed();
            if (matches1to2 != null) matches1to2.ThrowIfDisposed();
            if (outImg != null) outImg.ThrowIfDisposed();
            Mat keypoints1_mat = keypoints1;
            Mat keypoints2_mat = keypoints2;
            Mat matches1to2_mat = matches1to2;
            features2d_Features2d_drawMatches_14(img1.nativeObj, keypoints1_mat.nativeObj, img2.nativeObj, keypoints2_mat.nativeObj, matches1to2_mat.nativeObj, outImg.nativeObj);


        }


        //
        // C++:  void cv::drawMatches(Mat img1, vector_KeyPoint keypoints1, Mat img2, vector_KeyPoint keypoints2, vector_DMatch matches1to2, Mat& outImg, int matchesThickness, Scalar matchColor = Scalar::all(-1), Scalar singlePointColor = Scalar::all(-1), vector_char matchesMask = std::vector<char>(), DrawMatchesFlags flags = DrawMatchesFlags::DEFAULT)
        //

        public static void drawMatches(Mat img1, MatOfKeyPoint keypoints1, Mat img2, MatOfKeyPoint keypoints2, MatOfDMatch matches1to2, Mat outImg, int matchesThickness, Scalar matchColor, Scalar singlePointColor, MatOfByte matchesMask, int flags)
        {
            if (img1 != null) img1.ThrowIfDisposed();
            if (keypoints1 != null) keypoints1.ThrowIfDisposed();
            if (img2 != null) img2.ThrowIfDisposed();
            if (keypoints2 != null) keypoints2.ThrowIfDisposed();
            if (matches1to2 != null) matches1to2.ThrowIfDisposed();
            if (outImg != null) outImg.ThrowIfDisposed();
            if (matchesMask != null) matchesMask.ThrowIfDisposed();
            Mat keypoints1_mat = keypoints1;
            Mat keypoints2_mat = keypoints2;
            Mat matches1to2_mat = matches1to2;
            Mat matchesMask_mat = matchesMask;
            features2d_Features2d_drawMatches_15(img1.nativeObj, keypoints1_mat.nativeObj, img2.nativeObj, keypoints2_mat.nativeObj, matches1to2_mat.nativeObj, outImg.nativeObj, matchesThickness, matchColor.val[0], matchColor.val[1], matchColor.val[2], matchColor.val[3], singlePointColor.val[0], singlePointColor.val[1], singlePointColor.val[2], singlePointColor.val[3], matchesMask_mat.nativeObj, flags);


        }

        public static void drawMatches(Mat img1, MatOfKeyPoint keypoints1, Mat img2, MatOfKeyPoint keypoints2, MatOfDMatch matches1to2, Mat outImg, int matchesThickness, Scalar matchColor, Scalar singlePointColor, MatOfByte matchesMask)
        {
            if (img1 != null) img1.ThrowIfDisposed();
            if (keypoints1 != null) keypoints1.ThrowIfDisposed();
            if (img2 != null) img2.ThrowIfDisposed();
            if (keypoints2 != null) keypoints2.ThrowIfDisposed();
            if (matches1to2 != null) matches1to2.ThrowIfDisposed();
            if (outImg != null) outImg.ThrowIfDisposed();
            if (matchesMask != null) matchesMask.ThrowIfDisposed();
            Mat keypoints1_mat = keypoints1;
            Mat keypoints2_mat = keypoints2;
            Mat matches1to2_mat = matches1to2;
            Mat matchesMask_mat = matchesMask;
            features2d_Features2d_drawMatches_16(img1.nativeObj, keypoints1_mat.nativeObj, img2.nativeObj, keypoints2_mat.nativeObj, matches1to2_mat.nativeObj, outImg.nativeObj, matchesThickness, matchColor.val[0], matchColor.val[1], matchColor.val[2], matchColor.val[3], singlePointColor.val[0], singlePointColor.val[1], singlePointColor.val[2], singlePointColor.val[3], matchesMask_mat.nativeObj);


        }

        public static void drawMatches(Mat img1, MatOfKeyPoint keypoints1, Mat img2, MatOfKeyPoint keypoints2, MatOfDMatch matches1to2, Mat outImg, int matchesThickness, Scalar matchColor, Scalar singlePointColor)
        {
            if (img1 != null) img1.ThrowIfDisposed();
            if (keypoints1 != null) keypoints1.ThrowIfDisposed();
            if (img2 != null) img2.ThrowIfDisposed();
            if (keypoints2 != null) keypoints2.ThrowIfDisposed();
            if (matches1to2 != null) matches1to2.ThrowIfDisposed();
            if (outImg != null) outImg.ThrowIfDisposed();
            Mat keypoints1_mat = keypoints1;
            Mat keypoints2_mat = keypoints2;
            Mat matches1to2_mat = matches1to2;
            features2d_Features2d_drawMatches_17(img1.nativeObj, keypoints1_mat.nativeObj, img2.nativeObj, keypoints2_mat.nativeObj, matches1to2_mat.nativeObj, outImg.nativeObj, matchesThickness, matchColor.val[0], matchColor.val[1], matchColor.val[2], matchColor.val[3], singlePointColor.val[0], singlePointColor.val[1], singlePointColor.val[2], singlePointColor.val[3]);


        }

        public static void drawMatches(Mat img1, MatOfKeyPoint keypoints1, Mat img2, MatOfKeyPoint keypoints2, MatOfDMatch matches1to2, Mat outImg, int matchesThickness, Scalar matchColor)
        {
            if (img1 != null) img1.ThrowIfDisposed();
            if (keypoints1 != null) keypoints1.ThrowIfDisposed();
            if (img2 != null) img2.ThrowIfDisposed();
            if (keypoints2 != null) keypoints2.ThrowIfDisposed();
            if (matches1to2 != null) matches1to2.ThrowIfDisposed();
            if (outImg != null) outImg.ThrowIfDisposed();
            Mat keypoints1_mat = keypoints1;
            Mat keypoints2_mat = keypoints2;
            Mat matches1to2_mat = matches1to2;
            features2d_Features2d_drawMatches_18(img1.nativeObj, keypoints1_mat.nativeObj, img2.nativeObj, keypoints2_mat.nativeObj, matches1to2_mat.nativeObj, outImg.nativeObj, matchesThickness, matchColor.val[0], matchColor.val[1], matchColor.val[2], matchColor.val[3]);


        }

        public static void drawMatches(Mat img1, MatOfKeyPoint keypoints1, Mat img2, MatOfKeyPoint keypoints2, MatOfDMatch matches1to2, Mat outImg, int matchesThickness)
        {
            if (img1 != null) img1.ThrowIfDisposed();
            if (keypoints1 != null) keypoints1.ThrowIfDisposed();
            if (img2 != null) img2.ThrowIfDisposed();
            if (keypoints2 != null) keypoints2.ThrowIfDisposed();
            if (matches1to2 != null) matches1to2.ThrowIfDisposed();
            if (outImg != null) outImg.ThrowIfDisposed();
            Mat keypoints1_mat = keypoints1;
            Mat keypoints2_mat = keypoints2;
            Mat matches1to2_mat = matches1to2;
            features2d_Features2d_drawMatches_19(img1.nativeObj, keypoints1_mat.nativeObj, img2.nativeObj, keypoints2_mat.nativeObj, matches1to2_mat.nativeObj, outImg.nativeObj, matchesThickness);


        }


        //
        // C++:  void cv::drawMatches(Mat img1, vector_KeyPoint keypoints1, Mat img2, vector_KeyPoint keypoints2, vector_vector_DMatch matches1to2, Mat& outImg, Scalar matchColor = Scalar::all(-1), Scalar singlePointColor = Scalar::all(-1), vector_vector_char matchesMask = std::vector<std::vector<char> >(), DrawMatchesFlags flags = DrawMatchesFlags::DEFAULT)
        //

        public static void drawMatchesKnn(Mat img1, MatOfKeyPoint keypoints1, Mat img2, MatOfKeyPoint keypoints2, List<MatOfDMatch> matches1to2, Mat outImg, Scalar matchColor, Scalar singlePointColor, List<MatOfByte> matchesMask, int flags)
        {
            if (img1 != null) img1.ThrowIfDisposed();
            if (keypoints1 != null) keypoints1.ThrowIfDisposed();
            if (img2 != null) img2.ThrowIfDisposed();
            if (keypoints2 != null) keypoints2.ThrowIfDisposed();
            if (outImg != null) outImg.ThrowIfDisposed();
            Mat keypoints1_mat = keypoints1;
            Mat keypoints2_mat = keypoints2;
            List<Mat> matches1to2_tmplm = new List<Mat>((matches1to2 != null) ? matches1to2.Count : 0);
            Mat matches1to2_mat = Converters.vector_vector_DMatch_to_Mat(matches1to2, matches1to2_tmplm);
            List<Mat> matchesMask_tmplm = new List<Mat>((matchesMask != null) ? matchesMask.Count : 0);
            Mat matchesMask_mat = Converters.vector_vector_char_to_Mat(matchesMask, matchesMask_tmplm);
            features2d_Features2d_drawMatchesKnn_10(img1.nativeObj, keypoints1_mat.nativeObj, img2.nativeObj, keypoints2_mat.nativeObj, matches1to2_mat.nativeObj, outImg.nativeObj, matchColor.val[0], matchColor.val[1], matchColor.val[2], matchColor.val[3], singlePointColor.val[0], singlePointColor.val[1], singlePointColor.val[2], singlePointColor.val[3], matchesMask_mat.nativeObj, flags);


        }

        public static void drawMatchesKnn(Mat img1, MatOfKeyPoint keypoints1, Mat img2, MatOfKeyPoint keypoints2, List<MatOfDMatch> matches1to2, Mat outImg, Scalar matchColor, Scalar singlePointColor, List<MatOfByte> matchesMask)
        {
            if (img1 != null) img1.ThrowIfDisposed();
            if (keypoints1 != null) keypoints1.ThrowIfDisposed();
            if (img2 != null) img2.ThrowIfDisposed();
            if (keypoints2 != null) keypoints2.ThrowIfDisposed();
            if (outImg != null) outImg.ThrowIfDisposed();
            Mat keypoints1_mat = keypoints1;
            Mat keypoints2_mat = keypoints2;
            List<Mat> matches1to2_tmplm = new List<Mat>((matches1to2 != null) ? matches1to2.Count : 0);
            Mat matches1to2_mat = Converters.vector_vector_DMatch_to_Mat(matches1to2, matches1to2_tmplm);
            List<Mat> matchesMask_tmplm = new List<Mat>((matchesMask != null) ? matchesMask.Count : 0);
            Mat matchesMask_mat = Converters.vector_vector_char_to_Mat(matchesMask, matchesMask_tmplm);
            features2d_Features2d_drawMatchesKnn_11(img1.nativeObj, keypoints1_mat.nativeObj, img2.nativeObj, keypoints2_mat.nativeObj, matches1to2_mat.nativeObj, outImg.nativeObj, matchColor.val[0], matchColor.val[1], matchColor.val[2], matchColor.val[3], singlePointColor.val[0], singlePointColor.val[1], singlePointColor.val[2], singlePointColor.val[3], matchesMask_mat.nativeObj);


        }

        public static void drawMatchesKnn(Mat img1, MatOfKeyPoint keypoints1, Mat img2, MatOfKeyPoint keypoints2, List<MatOfDMatch> matches1to2, Mat outImg, Scalar matchColor, Scalar singlePointColor)
        {
            if (img1 != null) img1.ThrowIfDisposed();
            if (keypoints1 != null) keypoints1.ThrowIfDisposed();
            if (img2 != null) img2.ThrowIfDisposed();
            if (keypoints2 != null) keypoints2.ThrowIfDisposed();
            if (outImg != null) outImg.ThrowIfDisposed();
            Mat keypoints1_mat = keypoints1;
            Mat keypoints2_mat = keypoints2;
            List<Mat> matches1to2_tmplm = new List<Mat>((matches1to2 != null) ? matches1to2.Count : 0);
            Mat matches1to2_mat = Converters.vector_vector_DMatch_to_Mat(matches1to2, matches1to2_tmplm);
            features2d_Features2d_drawMatchesKnn_12(img1.nativeObj, keypoints1_mat.nativeObj, img2.nativeObj, keypoints2_mat.nativeObj, matches1to2_mat.nativeObj, outImg.nativeObj, matchColor.val[0], matchColor.val[1], matchColor.val[2], matchColor.val[3], singlePointColor.val[0], singlePointColor.val[1], singlePointColor.val[2], singlePointColor.val[3]);


        }

        public static void drawMatchesKnn(Mat img1, MatOfKeyPoint keypoints1, Mat img2, MatOfKeyPoint keypoints2, List<MatOfDMatch> matches1to2, Mat outImg, Scalar matchColor)
        {
            if (img1 != null) img1.ThrowIfDisposed();
            if (keypoints1 != null) keypoints1.ThrowIfDisposed();
            if (img2 != null) img2.ThrowIfDisposed();
            if (keypoints2 != null) keypoints2.ThrowIfDisposed();
            if (outImg != null) outImg.ThrowIfDisposed();
            Mat keypoints1_mat = keypoints1;
            Mat keypoints2_mat = keypoints2;
            List<Mat> matches1to2_tmplm = new List<Mat>((matches1to2 != null) ? matches1to2.Count : 0);
            Mat matches1to2_mat = Converters.vector_vector_DMatch_to_Mat(matches1to2, matches1to2_tmplm);
            features2d_Features2d_drawMatchesKnn_13(img1.nativeObj, keypoints1_mat.nativeObj, img2.nativeObj, keypoints2_mat.nativeObj, matches1to2_mat.nativeObj, outImg.nativeObj, matchColor.val[0], matchColor.val[1], matchColor.val[2], matchColor.val[3]);


        }

        public static void drawMatchesKnn(Mat img1, MatOfKeyPoint keypoints1, Mat img2, MatOfKeyPoint keypoints2, List<MatOfDMatch> matches1to2, Mat outImg)
        {
            if (img1 != null) img1.ThrowIfDisposed();
            if (keypoints1 != null) keypoints1.ThrowIfDisposed();
            if (img2 != null) img2.ThrowIfDisposed();
            if (keypoints2 != null) keypoints2.ThrowIfDisposed();
            if (outImg != null) outImg.ThrowIfDisposed();
            Mat keypoints1_mat = keypoints1;
            Mat keypoints2_mat = keypoints2;
            List<Mat> matches1to2_tmplm = new List<Mat>((matches1to2 != null) ? matches1to2.Count : 0);
            Mat matches1to2_mat = Converters.vector_vector_DMatch_to_Mat(matches1to2, matches1to2_tmplm);
            features2d_Features2d_drawMatchesKnn_14(img1.nativeObj, keypoints1_mat.nativeObj, img2.nativeObj, keypoints2_mat.nativeObj, matches1to2_mat.nativeObj, outImg.nativeObj);


        }


#if (UNITY_IOS || UNITY_WEBGL) && !UNITY_EDITOR
        const string LIBNAME = "__Internal";
#else
        const string LIBNAME = "opencvforunity";
#endif



        // C++:  void cv::drawKeypoints(Mat image, vector_KeyPoint keypoints, Mat& outImage, Scalar color = Scalar::all(-1), DrawMatchesFlags flags = DrawMatchesFlags::DEFAULT)
        [DllImport(LIBNAME)]
        private static extern void features2d_Features2d_drawKeypoints_10(IntPtr image_nativeObj, IntPtr keypoints_mat_nativeObj, IntPtr outImage_nativeObj, double color_val0, double color_val1, double color_val2, double color_val3, int flags);
        [DllImport(LIBNAME)]
        private static extern void features2d_Features2d_drawKeypoints_11(IntPtr image_nativeObj, IntPtr keypoints_mat_nativeObj, IntPtr outImage_nativeObj, double color_val0, double color_val1, double color_val2, double color_val3);
        [DllImport(LIBNAME)]
        private static extern void features2d_Features2d_drawKeypoints_12(IntPtr image_nativeObj, IntPtr keypoints_mat_nativeObj, IntPtr outImage_nativeObj);

        // C++:  void cv::drawMatches(Mat img1, vector_KeyPoint keypoints1, Mat img2, vector_KeyPoint keypoints2, vector_DMatch matches1to2, Mat& outImg, Scalar matchColor = Scalar::all(-1), Scalar singlePointColor = Scalar::all(-1), vector_char matchesMask = std::vector<char>(), DrawMatchesFlags flags = DrawMatchesFlags::DEFAULT)
        [DllImport(LIBNAME)]
        private static extern void features2d_Features2d_drawMatches_10(IntPtr img1_nativeObj, IntPtr keypoints1_mat_nativeObj, IntPtr img2_nativeObj, IntPtr keypoints2_mat_nativeObj, IntPtr matches1to2_mat_nativeObj, IntPtr outImg_nativeObj, double matchColor_val0, double matchColor_val1, double matchColor_val2, double matchColor_val3, double singlePointColor_val0, double singlePointColor_val1, double singlePointColor_val2, double singlePointColor_val3, IntPtr matchesMask_mat_nativeObj, int flags);
        [DllImport(LIBNAME)]
        private static extern void features2d_Features2d_drawMatches_11(IntPtr img1_nativeObj, IntPtr keypoints1_mat_nativeObj, IntPtr img2_nativeObj, IntPtr keypoints2_mat_nativeObj, IntPtr matches1to2_mat_nativeObj, IntPtr outImg_nativeObj, double matchColor_val0, double matchColor_val1, double matchColor_val2, double matchColor_val3, double singlePointColor_val0, double singlePointColor_val1, double singlePointColor_val2, double singlePointColor_val3, IntPtr matchesMask_mat_nativeObj);
        [DllImport(LIBNAME)]
        private static extern void features2d_Features2d_drawMatches_12(IntPtr img1_nativeObj, IntPtr keypoints1_mat_nativeObj, IntPtr img2_nativeObj, IntPtr keypoints2_mat_nativeObj, IntPtr matches1to2_mat_nativeObj, IntPtr outImg_nativeObj, double matchColor_val0, double matchColor_val1, double matchColor_val2, double matchColor_val3, double singlePointColor_val0, double singlePointColor_val1, double singlePointColor_val2, double singlePointColor_val3);
        [DllImport(LIBNAME)]
        private static extern void features2d_Features2d_drawMatches_13(IntPtr img1_nativeObj, IntPtr keypoints1_mat_nativeObj, IntPtr img2_nativeObj, IntPtr keypoints2_mat_nativeObj, IntPtr matches1to2_mat_nativeObj, IntPtr outImg_nativeObj, double matchColor_val0, double matchColor_val1, double matchColor_val2, double matchColor_val3);
        [DllImport(LIBNAME)]
        private static extern void features2d_Features2d_drawMatches_14(IntPtr img1_nativeObj, IntPtr keypoints1_mat_nativeObj, IntPtr img2_nativeObj, IntPtr keypoints2_mat_nativeObj, IntPtr matches1to2_mat_nativeObj, IntPtr outImg_nativeObj);

        // C++:  void cv::drawMatches(Mat img1, vector_KeyPoint keypoints1, Mat img2, vector_KeyPoint keypoints2, vector_DMatch matches1to2, Mat& outImg, int matchesThickness, Scalar matchColor = Scalar::all(-1), Scalar singlePointColor = Scalar::all(-1), vector_char matchesMask = std::vector<char>(), DrawMatchesFlags flags = DrawMatchesFlags::DEFAULT)
        [DllImport(LIBNAME)]
        private static extern void features2d_Features2d_drawMatches_15(IntPtr img1_nativeObj, IntPtr keypoints1_mat_nativeObj, IntPtr img2_nativeObj, IntPtr keypoints2_mat_nativeObj, IntPtr matches1to2_mat_nativeObj, IntPtr outImg_nativeObj, int matchesThickness, double matchColor_val0, double matchColor_val1, double matchColor_val2, double matchColor_val3, double singlePointColor_val0, double singlePointColor_val1, double singlePointColor_val2, double singlePointColor_val3, IntPtr matchesMask_mat_nativeObj, int flags);
        [DllImport(LIBNAME)]
        private static extern void features2d_Features2d_drawMatches_16(IntPtr img1_nativeObj, IntPtr keypoints1_mat_nativeObj, IntPtr img2_nativeObj, IntPtr keypoints2_mat_nativeObj, IntPtr matches1to2_mat_nativeObj, IntPtr outImg_nativeObj, int matchesThickness, double matchColor_val0, double matchColor_val1, double matchColor_val2, double matchColor_val3, double singlePointColor_val0, double singlePointColor_val1, double singlePointColor_val2, double singlePointColor_val3, IntPtr matchesMask_mat_nativeObj);
        [DllImport(LIBNAME)]
        private static extern void features2d_Features2d_drawMatches_17(IntPtr img1_nativeObj, IntPtr keypoints1_mat_nativeObj, IntPtr img2_nativeObj, IntPtr keypoints2_mat_nativeObj, IntPtr matches1to2_mat_nativeObj, IntPtr outImg_nativeObj, int matchesThickness, double matchColor_val0, double matchColor_val1, double matchColor_val2, double matchColor_val3, double singlePointColor_val0, double singlePointColor_val1, double singlePointColor_val2, double singlePointColor_val3);
        [DllImport(LIBNAME)]
        private static extern void features2d_Features2d_drawMatches_18(IntPtr img1_nativeObj, IntPtr keypoints1_mat_nativeObj, IntPtr img2_nativeObj, IntPtr keypoints2_mat_nativeObj, IntPtr matches1to2_mat_nativeObj, IntPtr outImg_nativeObj, int matchesThickness, double matchColor_val0, double matchColor_val1, double matchColor_val2, double matchColor_val3);
        [DllImport(LIBNAME)]
        private static extern void features2d_Features2d_drawMatches_19(IntPtr img1_nativeObj, IntPtr keypoints1_mat_nativeObj, IntPtr img2_nativeObj, IntPtr keypoints2_mat_nativeObj, IntPtr matches1to2_mat_nativeObj, IntPtr outImg_nativeObj, int matchesThickness);

        // C++:  void cv::drawMatches(Mat img1, vector_KeyPoint keypoints1, Mat img2, vector_KeyPoint keypoints2, vector_vector_DMatch matches1to2, Mat& outImg, Scalar matchColor = Scalar::all(-1), Scalar singlePointColor = Scalar::all(-1), vector_vector_char matchesMask = std::vector<std::vector<char> >(), DrawMatchesFlags flags = DrawMatchesFlags::DEFAULT)
        [DllImport(LIBNAME)]
        private static extern void features2d_Features2d_drawMatchesKnn_10(IntPtr img1_nativeObj, IntPtr keypoints1_mat_nativeObj, IntPtr img2_nativeObj, IntPtr keypoints2_mat_nativeObj, IntPtr matches1to2_mat_nativeObj, IntPtr outImg_nativeObj, double matchColor_val0, double matchColor_val1, double matchColor_val2, double matchColor_val3, double singlePointColor_val0, double singlePointColor_val1, double singlePointColor_val2, double singlePointColor_val3, IntPtr matchesMask_mat_nativeObj, int flags);
        [DllImport(LIBNAME)]
        private static extern void features2d_Features2d_drawMatchesKnn_11(IntPtr img1_nativeObj, IntPtr keypoints1_mat_nativeObj, IntPtr img2_nativeObj, IntPtr keypoints2_mat_nativeObj, IntPtr matches1to2_mat_nativeObj, IntPtr outImg_nativeObj, double matchColor_val0, double matchColor_val1, double matchColor_val2, double matchColor_val3, double singlePointColor_val0, double singlePointColor_val1, double singlePointColor_val2, double singlePointColor_val3, IntPtr matchesMask_mat_nativeObj);
        [DllImport(LIBNAME)]
        private static extern void features2d_Features2d_drawMatchesKnn_12(IntPtr img1_nativeObj, IntPtr keypoints1_mat_nativeObj, IntPtr img2_nativeObj, IntPtr keypoints2_mat_nativeObj, IntPtr matches1to2_mat_nativeObj, IntPtr outImg_nativeObj, double matchColor_val0, double matchColor_val1, double matchColor_val2, double matchColor_val3, double singlePointColor_val0, double singlePointColor_val1, double singlePointColor_val2, double singlePointColor_val3);
        [DllImport(LIBNAME)]
        private static extern void features2d_Features2d_drawMatchesKnn_13(IntPtr img1_nativeObj, IntPtr keypoints1_mat_nativeObj, IntPtr img2_nativeObj, IntPtr keypoints2_mat_nativeObj, IntPtr matches1to2_mat_nativeObj, IntPtr outImg_nativeObj, double matchColor_val0, double matchColor_val1, double matchColor_val2, double matchColor_val3);
        [DllImport(LIBNAME)]
        private static extern void features2d_Features2d_drawMatchesKnn_14(IntPtr img1_nativeObj, IntPtr keypoints1_mat_nativeObj, IntPtr img2_nativeObj, IntPtr keypoints2_mat_nativeObj, IntPtr matches1to2_mat_nativeObj, IntPtr outImg_nativeObj);

    }
}