Added a new edges function to detect only the edges in the video feed

Emgu.CV-Learning-Projects.sln

@@ -3,10 +3,30 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 17
 VisualStudioVersion = 17.0.31903.59
 MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Vision", "Vision.csproj", "{D4EF9473-A95B-4307-BC84-E31B3D57F60C}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
+		Debug|x64 = Debug|x64
+		Debug|x86 = Debug|x86
 		Release|Any CPU = Release|Any CPU
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{D4EF9473-A95B-4307-BC84-E31B3D57F60C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{D4EF9473-A95B-4307-BC84-E31B3D57F60C}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{D4EF9473-A95B-4307-BC84-E31B3D57F60C}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{D4EF9473-A95B-4307-BC84-E31B3D57F60C}.Debug|x64.Build.0 = Debug|Any CPU
+		{D4EF9473-A95B-4307-BC84-E31B3D57F60C}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{D4EF9473-A95B-4307-BC84-E31B3D57F60C}.Debug|x86.Build.0 = Debug|Any CPU
+		{D4EF9473-A95B-4307-BC84-E31B3D57F60C}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{D4EF9473-A95B-4307-BC84-E31B3D57F60C}.Release|Any CPU.Build.0 = Release|Any CPU
+		{D4EF9473-A95B-4307-BC84-E31B3D57F60C}.Release|x64.ActiveCfg = Release|Any CPU
+		{D4EF9473-A95B-4307-BC84-E31B3D57F60C}.Release|x64.Build.0 = Release|Any CPU
+		{D4EF9473-A95B-4307-BC84-E31B3D57F60C}.Release|x86.ActiveCfg = Release|Any CPU
+		{D4EF9473-A95B-4307-BC84-E31B3D57F60C}.Release|x86.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

src/program.cs

@@ -8,46 +8,25 @@ namespace handToMouse
     {
         static void Main(string[] args)
         {
-            VideoCapture capture = new VideoCapture();
+            string input;
-            Mat frame = new();
-            bool pause = false;
 
-            while(!pause) 
+            Console.WriteLine("What filter do you want to apply?");
+            input = Console.ReadLine();
+
+            switch (input)
             {
-                capture.Read(frame);
+                case "color swap":
+                    Filters colorSwap = new Filters();
+                    colorSwap.ColorSwap();
+                    break;
+                case "edges":
+                    Filters edges = new Filters();
+                    edges.Edges();
+                    break;
 
-                Image<Bgr, byte> convertFrame = frame.ToImage<Bgr, byte>();
+                default:
-                // Makes a greyscale image and the pixels that are in the range turn on and the rest are off.
-                var image = convertFrame.InRange(new Bgr(75, 0, 0), new Bgr(255, 190, 190));
 
-                // With these loops the program will look accros the rows ans colums for pixes in the rang
+                    break;
-                for (int i = 0; i < image.Rows; i++)
-                {
-                    for (int j = 0; j < image.Cols; j++) 
-                    {
-                        var intensity = image[i, j];
-
-                        // Takes any pixels the loops find to be on and turns them blue
-                        if (intensity.Intensity > 0)
-                        {
-                            convertFrame[i, j] = new Bgr(convertFrame[i, j].MCvScalar.V0 + 100, convertFrame[i, j].MCvScalar.V1 + 50, convertFrame[i, j].MCvScalar.V2 - 50);
-                        }
-                        // Takes all the pixels the loops find off and tuns them green
-                        if (intensity.Intensity < 1) 
-                        {
-                            convertFrame[i, j] = new Bgr(convertFrame[i, j].MCvScalar.V0 - 50, convertFrame[i, j].MCvScalar.V1 + 100, convertFrame[i, j].MCvScalar.V2 - 50);
-                        }
-                    }
-                }
-                Mat changedFrame = convertFrame.Mat;
-
-                CvInvoke.Imshow("Video", changedFrame);
-
-                int keyPressed = CvInvoke.WaitKey(1);
-                if (keyPressed == 27)
-                {
-                    pause = true;
-                }
             }
         }
     }

src/videoFilters.cs

@@ -0,0 +1,91 @@
+using System;
+using System.Drawing;
+using Emgu.CV;
+using Emgu.CV.Structure;
+
+namespace handToMouse
+{
+    class Filters
+    {   
+        /// <summary>
+        /// 
+        /// </summary>
+        public void ColorSwap()
+        {
+            VideoCapture capture = new VideoCapture();
+            Mat frame = new();
+            bool pause = false;
+
+            while(!pause) 
+            {
+                capture.Read(frame);
+
+                Image<Bgr, byte> convertFrame = frame.ToImage<Bgr, byte>();
+                // Makes a greyscale image and the pixels that are in the range turn on and the rest are off.
+                var image = convertFrame.InRange(new Bgr(75, 0, 0), new Bgr(255, 190, 190));
+
+                // With these loops the program will look accros the rows ans colums for pixes in the rang
+                for (int i = 0; i < image.Rows; i++)
+                {
+                    for (int j = 0; j < image.Cols; j++) 
+                    {
+                        var intensity = image[i, j];
+
+                        // Takes any pixels the loops find to be on and turns them blue
+                        if (intensity.Intensity > 0)
+                        {
+                            convertFrame[i, j] = new Bgr(convertFrame[i, j].MCvScalar.V0 + 100, convertFrame[i, j].MCvScalar.V1 + 50, convertFrame[i, j].MCvScalar.V2 - 50);
+                        }
+                        // Takes all the pixels the loops find off and tuns them green
+                        if (intensity.Intensity < 1) 
+                        {
+                            convertFrame[i, j] = new Bgr(convertFrame[i, j].MCvScalar.V0 - 50, convertFrame[i, j].MCvScalar.V1 + 100, convertFrame[i, j].MCvScalar.V2 - 50);
+                        }
+                    }
+                }
+                Mat changedFrame = convertFrame.Mat;
+
+                CvInvoke.Imshow("Video", changedFrame);
+
+                int keyPressed = CvInvoke.WaitKey(1);
+                if (keyPressed == 27)
+                {
+                    pause = true;
+                }
+            }
+        }
+
+        /// <summary>
+        /// 
+        /// </summary>
+        public void Edges()
+        {
+            VideoCapture capture = new VideoCapture();
+            Mat feed = new Mat();
+            Mat guassianBlur = new Mat();
+            Mat cannyFeed = new Mat();
+            bool play = false;
+
+            while (!play)
+            {
+                capture.Read(feed);
+
+                var averge = feed.ToImage<Gray, byte>().GetAverage();
+                var lowerThreshold = Math.Max(0, (1.0 - 0.33) * averge.Intensity);
+                var upperThreshold = Math.Max(255, (1.0 + 0.33) * averge.Intensity);
+
+                CvInvoke.GaussianBlur(feed, guassianBlur, new System.Drawing.Size(3, 3), 5.0);
+                CvInvoke.Canny(guassianBlur, cannyFeed, lowerThreshold, upperThreshold, 3);
+
+                CvInvoke.Imshow("Video Feed", feed);
+                CvInvoke.Imshow("Edges Feed", cannyFeed);
+
+                int keyPressed = CvInvoke.WaitKey(1);
+                if (keyPressed == 27)
+                {
+                    play = true;
+                }
+            }
+        }
+    }
+}