可以用visionpro的VPPVersion.exe 工具查看文件格式。 在安装路径最后一个

官方示例文件路径

简单实例

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 Cognex.VisionPro;
using Cognex.VisionPro.ImageFile;
using Cognex.VisionPro.ToolBlock;
using Cognex.VisionPro.Blob;


namespace WindowsFormsApp1
{
    public partial class Form1 : Form
    {
        CogImageFileTool mFTool;//图像文件工具
            CogToolBlock tb; // ToolBlock


        public Form1()
        {
            InitializeComponent();
            mFTool = new CogImageFileTool();
            mFTool.Operator.Open("coins.idb",CogImageFileModeConstants.Read);//图像来源
            tb = CogSerializer.LoadObjectFromFile("TB.VPP") as CogToolBlock;//设置Vpp文件
            tb.Inputs["FilterLowValue"].Value = 5050;//设置输入参数
            tb.Inputs["FilterHighValue"].Value = 8050;
            tb.Ran += tb_Ran; //获取结果


        }

        private void tb_Ran(object sender, EventArgs e)
        {
            //throw new NotImplementedException();
            lbresult.Text = tb.Outputs["InspectionPassed"].Value.ToString();

            //toolblock 工具里面的结果
           CogBlobTool mBTool  = tb.Tools["CogBlobTool1"] as CogBlobTool;
            lbcount.Text = mBTool.Results.GetBlobs().Count.ToString(); 
        }

        private void Form1_Load(object sender, EventArgs e)
        {

        }

        private void label2_Click(object sender, EventArgs e)
        {

        }

        private void btnone_Click(object sender, EventArgs e)
        {
            mFTool.Run();//获取下一张图像
            tb.Inputs["Image"].Value = mFTool.OutputImage as CogImage8Grey;//设置图形
            //更换图片
            tb.Run();

        }
    }
}