check point

Hawkeye.VisionBuilder.Workflow/Operations/Image/GetChannelOperation.cs

@@ -0,0 +1,38 @@
+using Hawkeye.VisionBuilder.Workflow.Datatypes;
+using Hawkeye.VisionBuilder.Workflow.Operations.Attributes;
+
+namespace Hawkeye.VisionBuilder.Workflow.Operations.Image;
+
+[Category("Image")]
+public class GetChannelOperation: BaseOperation
+{
+    public int Channel { get; set; }
+
+    public GetChannelOperation()
+    {
+        CanHaveProcessingError = false;
+    }
+
+    protected override void InterpretInternal(Context context)
+    {
+        var channel = context.ActiveImage.ImageData.ExtractChannel(Channel);
+        context.ActiveImage = new HawkeyeImage() {ImageData = channel};
+    }
+
+    public override string ToString()
+    {
+        return $"Get channel {Channel}";
+    }
+
+    public override void Save(BinaryWriter bw)
+    {
+        base.Save(bw);
+        bw.Write(Channel);
+    }
+
+    public override void Load(BinaryReader br)
+    {
+        base.Load(br);
+        Channel = br.ReadInt32();
+    }
+}