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e6a8c2f6e5
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v0.4
| Author | SHA1 | Date | |
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 Kq
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4059a3b67b |
+83
-70
@@ -7,6 +7,8 @@ using ZXing.Common;
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using System.Runtime.InteropServices;
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using System.Drawing;
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using System.Net;
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using System.Runtime.InteropServices.Marshalling;
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using Emgu.CV.Face;
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// using Emgu.CV.CvEnum;
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@@ -24,10 +26,11 @@ namespace BarcodeReaderExample
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camera.Set(VideoCaptureProperties.FrameWidth, 1280);
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camera.Set(VideoCaptureProperties.FrameHeight, 720);
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camera.Set(VideoCaptureProperties.Fps, 24);
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if(Directory.Exists("cache"))
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int fps = 60;
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camera.Set(VideoCaptureProperties.Fps, fps);
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if (Directory.Exists("cache"))
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{
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Directory.Delete("cache",true);
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Directory.Delete("cache", true);
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}
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Directory.CreateDirectory("cache");
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@@ -35,6 +38,9 @@ namespace BarcodeReaderExample
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Mat[] Cached = new Mat[10];
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int imgX = 0;
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int imgY = 0;
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using var rgb = new Mat();
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// OpenCV stores camera frames as BGR.
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@@ -44,35 +50,39 @@ namespace BarcodeReaderExample
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Cv2.NamedWindow("Camera preview", WindowFlags.AutoSize);
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int photocount = 0;
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Mat src = Cv2.ImRead("test.png");
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// Mat src = Cv2.ImRead("test.png");
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int whenWasLastTimeQrDetected = 0;
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Mat Lastimage = new Mat();
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IEnumerable<IEnumerable<OpenCvSharp.Point>> contours = null;
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// PointF[] location;
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string[] files = new string[10];
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int files_index =0;
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string[] files = new string[20];
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int files_index = 0;
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while (true)
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{
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// if (!camera.Read(frame) || frame.Empty())
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// {
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// Console.Error.WriteLine("Nie udało się odczytać klatki");
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// break;
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// }
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camera.Read(frame);
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Result result = ReadQrCode(frame);
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Console.WriteLine(Lastimage.Empty());
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if (!(Lastimage.Empty()))
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{
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Mat roi2 = frame[new Rect(0, 0, Lastimage.Width, Lastimage.Height)];
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Lastimage.CopyTo(roi2);
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}
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Result result = GetResult(frame);
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if (result != null)
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{
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whenWasLastTimeQrDetected = 5;
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List<ResultPoint> points = result.ResultPoints.ToList();
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float[] pos1 = new float[2] { points[0].X, points[0].Y }; /// lewy dolny róg
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float[] pos2 = new float[2] { points[2].X, points[2].Y }; ///prawy górny róg
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float[] pos3 = new float[2] { points[1].X, points[1].Y }; ///lewy górny róg
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int width = (int)(pos2[0] - pos3[0]);
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int heigh = (int)(pos1[1] - pos3[1]);
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// Cv2.Circle(frame, (int)pos1[0], (int)pos1[1], 5, Scalar.Red, 2);
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// Cv2.Circle(frame, (int)pos2[0], (int)pos2[1], 5, Scalar.Green, 2);
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// Cv2.Circle(frame, (int)pos3[0], (int)pos3[1], 5, Scalar.Blue, 2);
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PointF[] location;
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try
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{
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@@ -83,19 +93,6 @@ namespace BarcodeReaderExample
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{
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continue;
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}
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// Mat roi = frame[new Rect((int)pos3[0],(int)pos3[1], src.Width+3, src.Height)];
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Mat roi = frame[new Rect((int)pos3[0], (int)pos3[1], width,heigh)];
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src.CopyTo(roi);
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// Console.WriteLine($"szerokość:{width}");
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// Console.WriteLine($"wysokosc:{heigh}");
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// Console.WriteLine($"x:{pos3[0]}");
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// Console.WriteLine($"y:{pos3[1]}");
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// DrawLine(location); //draw red squre
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var points1 = new List<OpenCvSharp.Point>
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{
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GetPoint(location[0]),
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@@ -103,23 +100,28 @@ namespace BarcodeReaderExample
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GetPoint(location[3]),
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GetPoint(location[2])
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};
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// Zagnieźdź w dodatkową kolekcję:
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IEnumerable<IEnumerable<OpenCvSharp.Point>> contours = new[] { points1 };
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int qrWidth = GetPoint(location[1]).X - GetPoint(location[0]).X;
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int qrHeigh = GetPoint(location[2]).Y - GetPoint(location[0]).Y;
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// Cv2.FillPoly(frame, contours, Scalar.White); // fill with white
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imgX = GetPoint(location[0]).X;
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imgY = GetPoint(location[0]).Y;
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contours = new[] { points1 };
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Cv2.PutText(frame, result.Text, new OpenCvSharp.Point((int)(pos2[0]-pos3[0])/2+(int)pos3[0]-160, (int)(pos2[1]-pos3[1])/2+(int)pos3[1]+60), HersheyFonts.HersheySimplex, 0.8, Scalar.Black, 2);
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Cv2.FillPoly(frame, contours, Scalar.White); // fill with white
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//Write Text
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// Cv2.PutText(frame, result.Text, new OpenCvSharp.Point((int)(pos2[0]-pos3[0])/2+(int)pos3[0]-160, (int)(pos2[1]-pos3[1])/2+(int)pos3[1]+60), HersheyFonts.HersheySimplex, 0.8, Scalar.Black, 2);
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if (!files.Contains(result.Text))
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{
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files[files_index] = result.Text;
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Console.WriteLine("downloading: "+result.Text);
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Console.WriteLine("downloading: " + result.Text);
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using (var client = new WebClient())
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{
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client.DownloadFile(result.Text, "cache/"+files_index + ".png");
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client.DownloadFile(result.Text, "cache/" + files_index + ".png");
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// Thread.Sleep(2000);
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}
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@@ -128,37 +130,54 @@ namespace BarcodeReaderExample
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}
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else
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{
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// try
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// {
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int toload = files.IndexOf(result.Text);
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Mat toDraw= new Mat();
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InputArray inputArray = toDraw;
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// Console.WriteLine($"{qrWidth} , {qrHeigh}");
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try
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{
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Cv2.Resize(Cached[toload],toDraw,new OpenCvSharp.Size(qrWidth,qrHeigh));
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}
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catch
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{continue;}
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Lastimage = toDraw;
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// toDraw.Resize(1,3);
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try
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{
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Mat roi2 = frame[new Rect(GetPoint(location[0]).X, GetPoint(location[0]).Y, toDraw.Width, toDraw.Height)];
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toDraw.CopyTo(roi2);
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}
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catch{}
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Mat roi2 = frame[new Rect((int)pos3[0], (int)pos3[1], Cached[toload].Width, Cached[toload].Height)];
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Cached[toload].CopyTo(roi2);
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// Console.WriteLine("work");
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// }
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// catch { }
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}
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// Cv2.draw
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}
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else if (whenWasLastTimeQrDetected > 0)
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{
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Cv2.FillPoly(frame, contours, Scalar.White); // fill with white
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// Cv2.Circle(frame, (int)(RightBottomX), (int)(RightBottomY), 5, Scalar.Green, 2);
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try
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{
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Mat roi2 = frame[new Rect(imgX, imgY, Lastimage.Width, Lastimage.Height)];
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Lastimage.CopyTo(roi2);
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}
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catch{}
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whenWasLastTimeQrDetected--;
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//Cv2.Rectangle(frame, new Point((int)X, (int)Y), new Point ((int)Width, (int)Height), Scalar.Red, 2);
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// Console.WriteLine(result.Text);
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}
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// frame.SaveImage($"photos/photo_{photocount}.png");
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// photocount++;
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Cv2.ImShow("Camera preview", frame);
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Thread.Sleep(1000 / 24);
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// Console.WriteLine("tick");
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Thread.Sleep(1000 / fps);
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int key = Cv2.WaitKey(1);
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if (key == 27 || key == 'q')
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break;
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@@ -167,9 +186,13 @@ namespace BarcodeReaderExample
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Cv2.DestroyAllWindows();
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}
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static void rotate()
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{
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}
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static OpenCvSharp.Point GetPoint(PointF pointf)
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{
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return new OpenCvSharp.Point(pointf.X,pointf.Y);
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return new OpenCvSharp.Point(pointf.X, pointf.Y);
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}
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static PointF[] Calculate(float[] pos1, float[] pos2, float[] pos3, float[] pos4)
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{
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@@ -207,7 +230,7 @@ namespace BarcodeReaderExample
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PointF topRight = Expand(p2);
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PointF bottomRight = ExpandLB(p4);
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PointF bottomLeft = Expand(p1);
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PointF[] Location = new PointF[] {topLeft,topRight,bottomLeft,bottomRight};
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PointF[] Location = new PointF[] { topLeft, topRight, bottomLeft, bottomRight };
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return Location;
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// 4. Now draw the 4 lines
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// Example with System.Drawing or Unity or whatever you use:
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@@ -234,7 +257,7 @@ namespace BarcodeReaderExample
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}
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static Mat frame = new Mat();
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static Result GetResult(Mat frame)
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static Result ReadQrCode(Mat frame)
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{
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QRCodeReader reader = new QRCodeReader();
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@@ -288,13 +311,3 @@ namespace BarcodeReaderExample
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}
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}
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