halcon显示图片 示例

【实例截图】

【核心代码】

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using HalconDotNet;
namespace 显示图片
{
    
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        //显示图片方法
        private void button1_Click(object sender, EventArgs e)
        {
            
            RunHalcon(hWindowControl1.HalconWindow);
        }
        //打开文件选取方法
        private void button2_Click(object sender, EventArgs e)
        {

            string filepath = "";
            if (openFileDialog1.ShowDialog() == DialogResult.OK)
                filepath = openFileDialog1.FileName; 
        }
        public HTuple hv_ExpDefaultWinHandle;

        /// <summary>
        /// 主程序
        /// </summary>
        private void action()
        {
            //局部标志变量 
            HObject ho_Image325;
            HObject ho_Regions;
            //局部控制变量

            //初始化本地和输出标志变量
            HOperatorSet.GenEmptyObj(out ho_Image325);
            HOperatorSet.GenEmptyObj(out ho_Regions);

            //dev_close_window(...);关闭窗口
            //HOperatorSet.CloseWindow(hv_ExpDefaultWinHandle);
            ho_Image325.Dispose();
            HOperatorSet.ReadImage(out ho_Image325,openFileDialog1.FileName);

            //dev_open_window(...);打开窗口
            

            ho_Regions.Dispose();
            HOperatorSet.Threshold(ho_Image325,out ho_Regions, 0, 245);
            HOperatorSet.SetPart(hv_ExpDefaultWinHandle, 0, 0, 192, 108);
            HOperatorSet.DispObj(ho_Regions, hv_ExpDefaultWinHandle);

            ho_Image325.Dispose();
            ho_Regions.Dispose();

        }
        public void InitHalcon()
        {
            //HDevelop 中使用的默认设置
            HOperatorSet.SetSystem("do_low_error", "false");
        }
        /// <summary>
        /// 运行
        /// </summary>
        /// <param name="Window"></param>
        public void RunHalcon(HTuple Window)
        {
            hv_ExpDefaultWinHandle = Window;
            action();
        }

    }
    }