Exemple #1
0
        private void buttonScalingScore_Click(object sender, RoutedEventArgs e)
        {
            int    cols, rows;
            double horizLength, vertLength;

            if (!parseChessboardParameters(out cols, out rows, out horizLength, out vertLength))
            {
                return;
            }

            // 以下改造
            MotionDataHandler handler;
            string            path;

            if (openMotionData(out handler, out path))
            {
                CvMat displayMat1 = null;
                CvMat displayMat3 = null;
                CvMat displayMat4 = null;
                CvMat gray        = null;

                int length = handler.FrameCount;
                if (length == 0)
                {
                    return;
                }

                CvSize boardSize = new CvSize(cols, rows);
                CvSize imageSize = new CvSize();
                List <Tuple <double, double> > pairs = new List <Tuple <double, double> >();
                CvPoint2D32f[] lastCorners           = null;

                IEnumerable <CvMat> colorImages, depthImages;
                Utility.LoadImages(handler.GetColorImagePaths(), out colorImages);
                Utility.LoadImages(handler.GetDepthImagePaths(), out depthImages);
                var images = colorImages.Zip(depthImages, (first, second) => Tuple.Create(first, second));

                foreach (Tuple <CvMat, CvMat> imagePair in images)
                {
                    CvMat imageMat = imagePair.Item1;
                    CvMat depthMat = imagePair.Item2;

                    if (displayMat4 == null)
                    {
                        displayMat4 = CvEx.InitCvMat(imageMat);
                    }

                    imageSize = new CvSize(imageMat.Cols, imageMat.Rows);
                    CvPoint2D32f[] corners;
                    int            count;
                    CvEx.InitCvMat(ref gray, imageMat, MatrixType.U8C1);
                    imageMat.CvtColor(gray, ColorConversion.RgbToGray);
                    if (gray.FindChessboardCorners(boardSize, out corners, out count, ChessboardFlag.AdaptiveThresh))
                    {
                        CvEx.CloneCvMat(ref displayMat1, imageMat);
                        CvTermCriteria criteria = new CvTermCriteria(50, 0.01);
                        gray.FindCornerSubPix(corners, count, new CvSize(3, 3), new CvSize(-1, -1), criteria);
                        CvPoint3D32f?[] cornerPoints = new CvPoint3D32f?[corners.Length];
                        for (int j = 0; j < corners.Length; j++)
                        {
                            CvPoint2D32f corner = corners[j];
                            double?      value  = CalcEx.BilateralFilterDepthMatSinglePixel(corner, depthMat, 100, 4, 9);
                            if (value.HasValue)
                            {
                                cornerPoints[j] = new CvPoint3D32f(corner.X, corner.Y, value.Value);
                            }
                        }
                        for (int x = 0; x < cols; x++)
                        {
                            for (int y = 0; y < rows; y++)
                            {
                                if (!cornerPoints[x + y * cols].HasValue)
                                {
                                    continue;
                                }
                                CvPoint3D32f point1          = cornerPoints[x + y * cols].Value;
                                CvPoint3D64f undistortPoint1 = this.UndistortionData.GetRealFromScreenPos(point1, imageSize);
                                foreach (var offset in new[] { new { X = 1, Y = 0, D = horizLength }, new { X = 0, Y = 1, D = vertLength } })
                                {
                                    int dx = x + offset.X;
                                    int dy = y + offset.Y;
                                    if (dx >= cols || dy >= rows)
                                    {
                                        continue;
                                    }
                                    if (!cornerPoints[dx + dy * cols].HasValue)
                                    {
                                        continue;
                                    }

                                    CvPoint3D32f point2          = cornerPoints[dx + dy * cols].Value;
                                    CvPoint3D64f undistortPoint2 = this.UndistortionData.GetRealFromScreenPos(point2, imageSize);
                                    double       distance        = Math.Sqrt(CvEx.GetDistanceSq(undistortPoint1, undistortPoint2));
                                    double       scale           = distance / offset.D;
                                    CvColor      color           = CalcEx.HSVtoRGB(Math.Max(0, Math.Min(300, scale * 600 - 450)), scale, 2 - scale);
                                    displayMat4.DrawLine((int)point1.X, (int)point1.Y, (int)point2.X, (int)point2.Y, new CvScalar(color.R, color.G, color.B), 1, LineType.AntiAlias);
                                    pairs.Add(new Tuple <double, double>(distance, offset.D));
                                }
                            }
                        }
                        CvEx.DrawChessboardCornerFrame(displayMat1, boardSize, corners, new CvScalar(64, 128, 64));
                        displayMat1.DrawChessboardCorners(boardSize, corners, true);
                        lastCorners = corners;
                        putImage(displayMat1, PixelFormats.Rgb24);
                    }
                    else
                    {
                        CvEx.CloneCvMat(ref displayMat3, imageMat);
                        putImage(displayMat3, PixelFormats.Rgb24);
                    }
                }

                CvMat displayMat2 = CvEx.InitCvMat(displayMat1);
                displayMat1.Undistort2(displayMat2, this.UndistortionData.CameraStruct.CreateCvMat(), this.UndistortionData.DistortStruct.CreateCvMat(true));
                if (lastCorners != null)
                {
                    drawUndistortedCornerFrame(displayMat2, lastCorners, boardSize);
                }
                displayMat2.PutText(string.Format("Min: {0}", pairs.Min(x => x.Item1 / x.Item2)), new CvPoint(20, 20), new CvFont(FontFace.HersheyPlain, 1, 1), new CvScalar(255, 255, 255));
                displayMat2.PutText(string.Format("Max: {0}", pairs.Max(x => x.Item1 / x.Item2)), new CvPoint(20, 40), new CvFont(FontFace.HersheyPlain, 1, 1), new CvScalar(255, 255, 255));
                displayMat2.PutText(string.Format("Avg: {0}", pairs.Average(x => x.Item1 / x.Item2)), new CvPoint(20, 60), new CvFont(FontFace.HersheyPlain, 1, 1), new CvScalar(255, 255, 255));
                displayMat2.PutText(string.Format("Med: {0}", CalcEx.GetMedian(pairs.Select(x => x.Item1 / x.Item2).ToList())), new CvPoint(20, 80), new CvFont(FontFace.HersheyPlain, 1, 1), new CvScalar(255, 255, 255));
                putImage(displayMat4, PixelFormats.Rgb24);
                displayLabels();
            }
        }
Exemple #2
0
        private void buttonCalibrateScaleOffset_Click(object sender, RoutedEventArgs e)
        {
            int    cols, rows;
            double horizLength, vertLength;

            if (!parseChessboardParameters(out cols, out rows, out horizLength, out vertLength))
            {
                return;
            }

            // 以下改造
            MotionDataHandler handler;
            string            path;

            if (openMotionData(out handler, out path))
            {
                CvMat displayMat1 = null;
                CvMat displayMat3 = null;
                CvMat gray        = null;

                if (ProgressData.DoAction(progress =>
                {
                    int length = handler.FrameCount;
                    if (length == 0)
                    {
                        return;
                    }
                    progress.InitProgress("Find Chessboard...", length * 2);

                    CvSize boardSize = new CvSize(cols, rows);
                    List <CvPoint3D32f?[]> list = new List <CvPoint3D32f?[]>();
                    CvSize imageSize = new CvSize();
                    CvPoint2D32f[] lastCorners = null;

                    IEnumerable <CvMat> colorImages, depthImages;
                    Utility.LoadImages(handler.GetColorImagePaths(), out colorImages);
                    Utility.LoadImages(handler.GetDepthImagePaths(), out depthImages);
                    var images = colorImages.Zip(depthImages, (first, second) => Tuple.Create(first, second));

                    foreach (Tuple <CvMat, CvMat> imagePair in images)
                    {
                        progress.CurrentValue++;

                        CvMat imageMat = imagePair.Item1;
                        CvMat depthMat = imagePair.Item2;
                        imageSize = new CvSize(imageMat.Cols, imageMat.Rows);
                        CvPoint2D32f[] corners;
                        int count;
                        CvEx.InitCvMat(ref gray, imageMat, MatrixType.U8C1);
                        imageMat.CvtColor(gray, ColorConversion.RgbToGray);
                        if (gray.FindChessboardCorners(boardSize, out corners, out count, ChessboardFlag.AdaptiveThresh))
                        {
                            CvEx.CloneCvMat(ref displayMat1, imageMat);
                            CvTermCriteria criteria = new CvTermCriteria(50, 0.01);
                            gray.FindCornerSubPix(corners, count, new CvSize(3, 3), new CvSize(-1, -1), criteria);
                            CvPoint3D32f?[] cornerPoints = new CvPoint3D32f?[corners.Length];
                            for (int j = 0; j < corners.Length; j++)
                            {
                                CvPoint2D32f corner = corners[j];
                                double?value = CalcEx.BilateralFilterDepthMatSinglePixel(corner, depthMat, 100, 4, 9);
                                if (value.HasValue)
                                {
                                    cornerPoints[j] = new CvPoint3D32f(corner.X, corner.Y, value.Value);
                                }
                            }
                            list.Add(cornerPoints);
                            CvEx.DrawChessboardCornerFrame(displayMat1, boardSize, corners, new CvScalar(64, 128, 64));
                            displayMat1.DrawChessboardCorners(boardSize, corners, true);
                            lastCorners = corners;
                            //putImage(displayMat1, PixelFormats.Bgr24);
                        }
                        else
                        {
                            CvEx.CloneCvMat(ref displayMat3, imageMat);
                            //putImage(displayMat3, PixelFormats.Bgr24);
                        }
                    }
                    progress.SetProgress("Scale Offset Calibrating...", length);

                    this.UndistortionData.CalibrateRealScaleAndOffset(list, cols, rows, horizLength, vertLength, imageSize);
                    CvMat displayMat2 = CvEx.InitCvMat(displayMat1);
                    displayMat1.Undistort2(displayMat2, this.UndistortionData.CameraStruct.CreateCvMat(), this.UndistortionData.DistortStruct.CreateCvMat(true));
                    if (lastCorners != null)
                    {
                        drawUndistortedCornerFrame(displayMat2, lastCorners, boardSize);
                    }

                    displayMat2.PutText(string.Format("XScale: {0}", this.UndistortionData.XScale), new CvPoint(20, 20), new CvFont(FontFace.HersheyPlain, 1, 1), new CvScalar(255, 255, 255));
                    displayMat2.PutText(string.Format("YScale: {0}", this.UndistortionData.YScale), new CvPoint(20, 40), new CvFont(FontFace.HersheyPlain, 1, 1), new CvScalar(255, 255, 255));
                    displayMat2.PutText(string.Format("Zoffset: {0}", this.UndistortionData.ZOffset), new CvPoint(20, 60), new CvFont(FontFace.HersheyPlain, 1, 1), new CvScalar(255, 255, 255));
                    putImage(displayMat2, PixelFormats.Bgr24);
                }, "Calibrate Scale Offset", true))
                {
                    displayLabels();
                }
            }
        }