using HalconDotNet;
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using Microsoft.CodeAnalysis.CSharp.Syntax;
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Drawing;
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using System.Drawing.Imaging;
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using System.Threading;
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namespace LB_VisionProcesses.Cameras
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{
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public abstract class BaseCamera : ICamera
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{
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protected BaseCamera() { }
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#region Parm
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public string SN { get; set; } = string.Empty;
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public CameraBrand Brand { get; set; } = CameraBrand.UNSUPPORTED;
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public bool isGrabbing = false;
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//public EventHandler<CameraEventArgs> ImageGrabbed = delegate { };
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private EventHandler<CameraEventArgs> _imageGrabbed;
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public EventHandler<CameraEventArgs> ImageGrabbed
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{
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get => _imageGrabbed;
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set
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{
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Debug.WriteLine($"ImageGrabbed 被设置，新值: {value?.Method}");
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Debug.WriteLine($"调用堆栈: {Environment.StackTrace}");
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_imageGrabbed = value;
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}
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}
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protected static Bitmap CallBackImg { get; set; }
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private Dictionary<string, List<Bitmap>> _collectedImages;
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public Dictionary<string, List<Bitmap>> CollectedImages
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{
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get => _collectedImages;
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set
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{
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_collectedImages = value;
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}
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}
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public Bitmap Bitmap;
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#endregion
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#region operate
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public virtual void Dispose()
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{
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try
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{
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CloseDevice();
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}
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catch { }
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}
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public abstract bool CloseDevice();
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public abstract List<string> GetListEnum();
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public abstract bool InitDevice(string SN, object Handle = null);
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public bool StartWith_SoftTriggerModel()
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{
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SetTriggerMode(TriggerMode.Off, TriggerSource.Software);
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return StartGrabbing();
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}
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public bool StartWith_HardTriggerModel(TriggerSource hardtriggeritem = TriggerSource.Line0)
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{
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if (hardtriggeritem == TriggerSource.Software) hardtriggeritem = TriggerSource.Line0;
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SetTriggerMode(TriggerMode.On, hardtriggeritem);
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return StartGrabbing();
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}
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/// <summary>
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/// 等待硬触发获取图像
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/// </summary>
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/// <param name="bitmap"></param>
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/// <param name="outtime"></param>
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/// <returns></returns>
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public bool GetImage(out Bitmap bitmap, int outtime = 3000)
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{
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bitmap = null;
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try
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{
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// 设置超时时间
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DateTime lastTime = DateTime.Now.AddMilliseconds(outtime);
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// 判断是否超时
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while (lastTime > DateTime.Now)// 设置超时时间为 3 秒
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{
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if (CallBackImg != null)
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{
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lock (CallBackImg)
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{
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// 保存旧 Bitmap 并释放
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bitmap = CallBackImg.Clone() as Bitmap; // 创建副本
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}
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// 释放旧资源
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CallBackImg.Dispose();
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CallBackImg = null;
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return true;
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}
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}
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return false;
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}
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catch { return bitmap == null ? false : true; }
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}
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/// <summary>
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/// 软触发获取图像
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/// </summary>
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/// <param name="bitmap"></param>
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/// <param name="outtime"></param>
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/// <returns></returns>
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public bool GetImageWithSoftTrigger(out Bitmap bitmap, int outtime = 3000)
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{
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if (!isGrabbing)
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StartGrabbing();
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GetTriggerMode(out TriggerMode triggerMode, out TriggerSource triggerSource);
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if (triggerMode != TriggerMode.On && triggerSource != TriggerSource.Software)
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SetTriggerMode(TriggerMode.On, TriggerSource.Software);
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bitmap = null;
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CallBackImg = null;
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if (!SoftTrigger())
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return false;
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// 开始时间
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DateTime startTime = DateTime.Now; // 当前时间
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// 判断是否超时
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while (DateTime.Now < startTime.AddMilliseconds(outtime))// 设置超时时间为 3 秒
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{
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GetImage(out bitmap, 50);
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if (bitmap != null)
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break;
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Thread.Sleep(10);
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}
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if (triggerMode != TriggerMode.On)
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SetTriggerMode(TriggerMode.On, triggerSource);
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return (bitmap != null);
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}
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/// <summary>
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/// 软触发
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/// </summary>
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/// <returns></returns>
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public abstract bool SoftTrigger();
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public void Bitmap2HObject(Bitmap bmp, out HObject image)
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{
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try
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{
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if (bmp == null)
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{
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image = null;
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return;
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}
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BitmapData srcBmpData;
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switch (bmp.PixelFormat)
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{
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case PixelFormat.Format24bppRgb:
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srcBmpData = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), ImageLockMode.ReadOnly, PixelFormat.Format24bppRgb);
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HOperatorSet.GenImageInterleaved(out image, srcBmpData.Scan0, "bgr", bmp.Width, bmp.Height, 0, "byte", 0, 0, 0, 0, -1, 0);
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bmp.UnlockBits(srcBmpData);
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break;
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default:
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srcBmpData = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), ImageLockMode.ReadOnly, PixelFormat.Format8bppIndexed);
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HOperatorSet.GenImage1(out image, "byte", bmp.Width, bmp.Height, srcBmpData.Scan0);
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bmp.UnlockBits(srcBmpData);
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break;
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}
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}
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catch (Exception ex)
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{
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image = null;
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}
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}
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#endregion
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#region SettingConfig
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public void SetCamConfig(CameraConfig config)
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{
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if (Enum.TryParse(config.Params.Inputs["触发模式"].ToString(), out TriggerMode TriggerMode)
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&& Enum.TryParse(config.Params.Inputs["触发方式"].ToString(), out TriggerSource TriggerSource)
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&& Enum.TryParse(config.Params.Inputs["触发极性"].ToString(), out TriggerPolarity TriggerPolarity)
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)
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{
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SetTriggerMode(TriggerMode, TriggerSource);
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SetTriggerPolarity(TriggerPolarity);
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SetTriggerFliter(Convert.ToDouble(config.Params.Inputs["触发消抖"].ToString()));
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SetTriggerDelay(Convert.ToDouble(config.Params.Inputs["触发延时"].ToString()));
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SetExpouseTime(Convert.ToDouble(config.Params.Inputs["曝光时间"].ToString()));
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SetGain(Convert.ToDouble(config.Params.Inputs["增益"].ToString()));
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}
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}
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public void GetCamConfig(out CameraConfig config)
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{
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GetTriggerMode(out TriggerMode triggerMode, out TriggerSource triggerSource);
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GetTriggerPolarity(out TriggerPolarity triggerPolarity);
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GetTriggerFliter(out double triggerfilter);
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GetTriggerDelay(out double triggerdelay);
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GetExpouseTime(out double expouseTime);
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GetGain(out double gain);
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config = new CameraConfig(null);
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config.Params.Inputs.Add("触发模式", triggerMode);
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config.Params.Inputs.Add("触发方式", triggerSource);
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config.Params.Inputs.Add("触发极性", triggerPolarity);
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config.Params.Inputs.Add("触发消抖", triggerfilter);
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config.Params.Inputs.Add("触发延时", triggerdelay);
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config.Params.Inputs.Add("曝光时间", expouseTime);
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config.Params.Inputs.Add("增益", gain);
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}
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/// <summary>
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/// 设置触发模式及触发源
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/// </summary>
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/// <param name="mode"></param>
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/// <param name="triggerEnum"></param>
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/// <returns></returns>
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public abstract bool SetTriggerMode(TriggerMode mode, TriggerSource triggerEnum = TriggerSource.Line0);
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public abstract bool GetTriggerMode(out TriggerMode mode, out TriggerSource source);
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public abstract bool SetExpouseTime(double value);
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public abstract bool GetExpouseTime(out double value);
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public abstract bool SetTriggerPolarity(TriggerPolarity polarity);
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public abstract bool GetTriggerPolarity(out TriggerPolarity polarity);
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/// <summary>
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/// 设置触发滤波时间 （us）
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/// </summary>
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/// <param name="flitertime"></param>
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/// <returns></returns>
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public abstract bool SetTriggerFliter(double flitertime);
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/// <summary>
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/// 获取触发参数时间 （us）
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/// </summary>
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/// <param name="flitertime"></param>
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/// <returns></returns>
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public abstract bool GetTriggerFliter(out double flitertime);
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public abstract bool SetTriggerDelay(double delay);
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public abstract bool GetTriggerDelay(out double delay);
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public abstract bool SetGain(double gain);
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public abstract bool GetGain(out double gain);
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public abstract bool SetLineMode(IOLines line, LineMode mode);
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public abstract bool SetLineStatus(IOLines line, LineStatus linestatus);
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public abstract bool GetLineStatus(IOLines line, out LineStatus lineStatus);
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public abstract bool AutoBalanceWhite();
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#endregion
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#region protected abstract
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/// <summary>
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/// 开始采图
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/// </summary>
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/// <returns></returns>
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public abstract bool StartGrabbing();
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/// <summary>
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/// 停止采图
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/// </summary>
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/// <returns></returns>
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public abstract bool StopGrabbing();
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#endregion
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}
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}
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