using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Linq;
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using System.Text;
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using System.Drawing;
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using FlyCapture2Managed;
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using System.Threading;
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namespace M423project
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{
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/// <summary>
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/// 利用Flycapture库连接的相机
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/// </summary>
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public class FlyCaptureCamera : CameraBase
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{
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// 摄像机序列号
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public string SerialNum {get;set;}
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// 抓拍或扫描到的图片
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public ManagedImage Image {
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get { return (ManagedImage)base.ImageObj; }
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set { base.ImageObj = value; }
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}
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// 图片像素格式
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public PixelFormat PixFormat { get; set; }
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// 取景相机
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protected ManagedCamera cam = null;
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public double ExposureValue { get; set; }
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public double GainValue { get; set; }
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public FlyCaptureCamera(double _exposureValue, double _gainValue)
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{
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this.SerialNum = "";
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this.Image = null;
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ExposureValue = _exposureValue;// 4.97;
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GainValue = _gainValue;// 1.9;
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this.PixFormat = PixelFormat.PixelFormatMono8;
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this.cam = new ManagedCamera();
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}
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/// <summary>
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/// 相机初始化
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/// </summary>
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/// <returns></returns>
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public override bool Init()
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{
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if (base.IsInit)
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{
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return true;
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}
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try
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{
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//ManagedBusManager.ForceAllIPAddressesAutomatically(Convert.ToUInt32(SerialNum));
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base.Init();
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}
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catch (Exception e)
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{
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CommonUtil.WriteLog(LogType.Exc, string.Format("{0} Init fail, serialNum:{1} ex:{2}", Desp, SerialNum, e.Message));
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return false;
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}
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return true;
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}
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/// <summary>
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/// 打开
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/// </summary>
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/// <returns></returns>
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public override bool Open()
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{
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if (base.IsOpen)
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{
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return true;
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}
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try
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{
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var busManager = new ManagedBusManager();
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var guid = busManager.GetCameraFromSerialNumber(Convert.ToUInt32(SerialNum));
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cam.Connect(guid);
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InitParams();
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SetShutter(ExposureValue);
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SetGain(GainValue);
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base.Open();
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return true;
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}
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catch(Exception ex)
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{
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cam = null;
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CommonUtil.WriteLog(LogType.Exc, string.Format("FlayCaptureCamera serialNum{0} open fail, ex:{1}", SerialNum, ex.Message));
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}
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return false;
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}
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public void SetShutter(double ShutterVal)
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{
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try
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{
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CameraProperty campara = cam.GetProperty(PropertyType.Shutter);
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campara.absControl = true;
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campara.autoManualMode = false;
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campara.absValue = (float)ShutterVal;
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cam.SetProperty(campara);
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}
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catch(Exception )
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{
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}
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}
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public void SetGain(double gainVal)
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{
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try
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{
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CameraProperty campara = cam.GetProperty(PropertyType.Gain);
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campara.absControl = true;
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campara.autoManualMode = false;
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campara.absValue = (float)gainVal;
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cam.SetProperty(campara);
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}
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catch(Exception )
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{
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}
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}
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/// <summary>
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/// 关闭
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/// </summary>
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public override void Close()
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{
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if (!base.IsOpen)
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{
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return;
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}
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if ( null == cam )
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{
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return;
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}
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try
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{
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cam.Disconnect();
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cam = null;
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base.Close();
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}
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catch(Exception ex)
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{
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CommonUtil.WriteLog(LogType.Exc, string.Format("FlayCaptureCamera serialNum:{0} Close fail, ex:{1}", SerialNum, ex.Message));
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}
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}
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/// <summary>
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/// 开始抓拍
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/// </summary>
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public override bool Snapshot()
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{
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if (!base.IsOpen)
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{
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CommonUtil.WriteLog(LogType.Exc, string.Format("FlayCaptureCamera serialNum:{0} Snapshot fail, not open", SerialNum));
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return false;
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}
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try
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{
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cam.StartCapture();
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System.Threading.Thread.Sleep(20);
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GrabImage();
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cam.StopCapture();
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return true;
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}
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catch(Exception ex)
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{
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CommonUtil.WriteLog(LogType.Exc, string.Format("FlayCaptureCamera serialNum:{0} StartCapture fail, ex:{1}", SerialNum, ex.Message));
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}
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return false;
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}
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/// <summary>
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/// 从摄像机抓取图像
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///// </summary>
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/// <returns></returns>
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public void GrabImage()
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{
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try
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{
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var curImage = new ManagedImage();
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var rawImage = new ManagedImage();
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this.FreeImage();
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// Retrieve an image
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cam.RetrieveBuffer(rawImage);
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// Convert the raw image
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rawImage.Convert(this.PixFormat, curImage);
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this.Image = curImage;
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this.NotifyImageEvent();
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rawImage.Dispose();
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}
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catch (Exception ex)
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{
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CommonUtil.WriteLog(LogType.Exc, string.Format("FlayCaptureCamera serialNum:{0} GrabImage fail, ex:{1}", SerialNum, ex.Message));
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}
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}
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/// <summary>
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/// 释放图片数据
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/// </summary>
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protected override void FreeImage()
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{
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if (null != this.Image)
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{
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this.Image.Dispose();
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this.Image = null;
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}
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}
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/// <summary>
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/// 把抓拍图片转成bitmap图片
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/// </summary>
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/// <returns></returns>
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public override Bitmap GetBitmap()
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{
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if (null == this.Image)
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{
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return null;
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}
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return this.Image.bitmap;
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}
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}
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}
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