10.20PLC+相机2.3视觉修改

Check.Main/Common/LogoTemplateTrainer.cs

@@ -0,0 +1,62 @@
+using HalconDotNet;
+using System;
+using System.Collections.Generic;
+using System.IO;
+
+namespace HalconTemplateMatch
+{
+    public class LogoTemplateTrainer
+    {
+        /// <summary>
+        /// 从多张样本图像生成模板并保存到文件
+        /// </summary>
+        /// <param name="imagePaths">训练图片路径集合</param>
+        /// <param name="saveDir">模板保存目录</param>
+        public void TrainAndSaveTemplates(List<string> imagePaths, string saveDir)
+        {
+            if (!Directory.Exists(saveDir))
+                Directory.CreateDirectory(saveDir);
+
+            int index = 0;
+            foreach (var path in imagePaths)
+            {
+                HObject ho_Image;
+                HOperatorSet.ReadImage(out ho_Image, path);
+
+                // 转灰度
+                HOperatorSet.Rgb1ToGray(ho_Image, out HObject ho_Gray);
+
+                // 二值化
+                HOperatorSet.Threshold(ho_Gray, out HObject ho_Region, 128, 255);
+
+                // 提取连通域
+                HOperatorSet.Connection(ho_Region, out HObject ho_Connected);
+                HOperatorSet.SelectShapeStd(ho_Connected, out HObject ho_Selected, "max_area", 70);
+
+                // ROI 约束
+                HOperatorSet.ReduceDomain(ho_Gray, ho_Selected, out HObject ho_ROI);
+
+                // 创建形状模板
+                HTuple modelID;
+                HOperatorSet.CreateShapeModel(
+                    ho_ROI,
+                    "auto",
+                    new HTuple(0).TupleRad(),
+                    new HTuple(360).TupleRad(),
+                    "auto",
+                    "auto",
+                    "use_polarity",
+                    "auto",
+                    "auto",
+                    out modelID);
+
+                // 保存模板到文件
+                string modelFile = Path.Combine(saveDir, $"logo_model_{index}.shm");
+                HOperatorSet.WriteShapeModel(modelID, modelFile);
+
+                Console.WriteLine($"训练完成并保存模板: {modelFile}");
+                index++;
+            }
+        }
+    }
+}