CodeManager.cs
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using CodeLibrary;
using OnlineStore.Common;
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Linq;
using System.Runtime.ExceptionServices;
using System.Text;
using System.Threading;
using System.Windows.Forms;
namespace OnlineStore.DeviceLibrary
{
public class CodeManager
{
public static List<string> codeTypeList = new List<string>();
public static List<string> balserNameList = new List<string>();
public static List<string> hikNameList = new List<string>();
private static char spiltChar = '#';
/// <summary>
/// 初始化摄像机名称和二维码类型
/// </summary>
public static void LoadConfig()
{
string codeStr = Setting_Init.CodeType;
codeTypeList = new List<string>();
HDLogUtil.LogName = "RollingLogFileAppender";
try
{
string[] codeArray = codeStr.Split(spiltChar);
foreach (string str in codeArray)
{
if (str.Trim().Equals(""))
{
continue;
}
string file = GetCodeParamFilePath(str.Trim());
LogUtil.info("加载到配置二维码类型：" + str.Trim() + "，配置文件：" + file);
codeTypeList.Add(str.Trim());
}
LoadCamera(false);
CodeLibrary.HDCodeLearnHelper.LoadConfig("", codeStr);
}
catch (Exception ex)
{
LogUtil.error("解析摄像机配置出错：" + ex.ToString());
}
}
private static void LoadCamera(bool isReLoad)
{
if (isReLoad || Camera._cam == null)
{
try
{
if (Camera._cam != null)
{
Camera._cam.CloseAll();
}
Camera.Type = CameraType.HIK;
Camera._cam.Load();
}
catch (Exception ex)
{
LogUtil.error("加载HIK相机出错：" + ex.ToString());
}
}
string[] names = Camera._cam?.Name;
if (names != null)
{
foreach (string n in names)
{
if (!hikNameList.Contains(n))
{
hikNameList.Add(n);
}
}
// hikNameList.AddRange(names);
foreach (string name in hikNameList)
{
LogUtil.info("加载到HIK相机：" + name);
}
}
}
public static void CloseCamera(string cameraName)
{
Camera._cam.Close(cameraName);
}
public static void CloseAllCamera()
{
Camera._cam.CloseAll();
}
private static int ScanCount = 0;
private static int codeCount = Setting_Init.CodeCount;
private static int codeTimeout = Setting_Init.ScanCodeTimeout;
[HandleProcessCorruptedStateExceptions]
public static List<string> CameraScan(List<string> cameraList, string deviceName, int timeOut = 1500)
{
if (codeCount < 1)
{
codeCount = 1;
}
List<string> codeList = new List<string>();
if (cameraList == null || cameraList.Count <= 0)
{
return codeList;
}
try
{
foreach (string cameraName in cameraList)
{
if (cameraName.Trim().Equals(""))
{
continue;
}
ScanCount++;
DateTime startTime = DateTime.Now;
if (deviceName != "")
{
LogUtil.debug (deviceName + " 【" + cameraName + "】开始取图片");
}
HalconDotNet.HObject ho_Image = null;
bool findRightCode = false;
try
{
ho_Image = Camera._cam.CaptureOnImage(cameraName,out Bitmap bmp);
if (bmp == null)
{
LogUtil.error(deviceName + " 【" + cameraName + "】取图片失败[" + Camera._cam.ErrInfo + "]，关闭相机");
CloseCamera(cameraName);
continue;
}
LogUtil.debug(deviceName + " 【" + cameraName + "】取图片完成，开始扫码");
List<CodeInfo> cc = new List<CodeInfo>();
string r = "";
RemoteDecodeHelper.RemoteDecodeParam remoteDecodeParam = new RemoteDecodeHelper.RemoteDecodeParam
{
codeTypeList = codeTypeList.ToArray(),
codeCount = codeCount,
timeout = codeTimeout
};
cc = RemoteDecodeHelper.DecodeRequest(bmp, remoteDecodeParam);
if (cc != null)
{
foreach (CodeInfo c in cc)
{
string str = CodeManager.ReplaceCode(c.CodeStr);
if (!codeList.Contains(str))
{
codeList.Add(str);
r = r + "##remote|" + c.CodeType + "|" + str;
if (!findRightCode)
{
findRightCode = HasRightCode(str);
}
}
}
}
if (deviceName != "" || r != "")
{
LogUtil.info(deviceName + " 【" + cameraName + "】扫码完成【" + FormUtil.GetSpanStr(DateTime.Now - startTime) + "】[" + findRightCode + "]" + ScanCount + " ：" + r);
}
if (!findRightCode)
{
SaveImageToFile(deviceName, cameraName, bmp);
}
}
catch (AccessViolationException e)
{
LogUtil.error(deviceName + " 扫码出现AccessViolationException异常，关闭相机【" + cameraName + "】：" + e.ToString());
Camera._cam.Close(cameraName);
// GC.Collect();
}
catch (Exception ex)
{
LogUtil.error(deviceName + " 扫码出错：" + ex.ToString());
}
finally
{
if (ho_Image != null)
{
ho_Image.Dispose();
}
}
}
}
catch (AccessViolationException e)
{
LogUtil.error(deviceName + " 扫码出现AccessViolationException异常，关闭所有相机：" + e.ToString());
Camera._cam.CloseAll();
//GC.Collect();
}
catch (Exception ex)
{
LogUtil.error(deviceName + " 扫码出错：" + ex.ToString());
}
return codeList;
}
private static void SaveImageToFile(string deviceName, string cameraName, HalconDotNet.HObject bitmap)
{
string date = deviceName.Trim().Replace('_', '-') + "-" + DateTime.Now.ToString("yyyyMMdd-HHmmss") + "-" + DateTime.Now.Millisecond.ToString().PadLeft(4, '0');
string dire = @"D:\image\" + deviceName.Trim().Replace('_', '-') + @"\" + cameraName.Trim().Replace('_', '-').Replace(':', '-') + @"\";
string iamgeName = date + ".bmp";
try
{
if (!Directory.Exists(dire))
{
Directory.CreateDirectory(dire);
}
bitmap.WriteObject(dire + iamgeName);
LogUtil.info(deviceName + " 【" + cameraName + "】扫码失败，保存图片到【" + dire + iamgeName + "】成功");
}
catch (Exception ex)
{
LogUtil.error("保存" + deviceName + " 【" + cameraName + "】的图片到【" + dire + iamgeName + "】出错" + ex.ToString());
}
}
private static void SaveImageToFile(string deviceName, string cameraName, Bitmap bitmap)
{
string date = deviceName.Trim().Replace('_', '-') + "-" + DateTime.Now.ToString("HH-mm-ss-") + DateTime.Now.Millisecond;
string dire = @"D:\image\" + deviceName.Trim().Replace('_', '-') + @"\" + cameraName.Trim().Replace('_', '-').Replace(':', '-') + @"\";
string iamgeName = date + ".bmp";
try
{
Bitmap bit = (Bitmap)bitmap.Clone();
if (Directory.Exists(dire).Equals(false))
{
Directory.CreateDirectory(dire);
}
bit.Save(dire + iamgeName, ImageFormat.Bmp);
LogUtil.info(deviceName + " 【" + cameraName + "】扫码失败，保存图片到【" + dire + iamgeName + "】成功");
}
catch (Exception ex)
{
LogUtil.error("保存" + deviceName + " 【" + cameraName + "】的图片到【" + dire + iamgeName + "】出错" + ex.ToString());
}
}
public static bool HasRightCode(params string[] codes)
{
//分号分割后长度=4，L,E,B,R
try
{
foreach (string code in codes)
{
string[] strarray = code.Split(';');
if (strarray.Length == 4)
{
if (strarray[0].StartsWith("L") &&
strarray[1].StartsWith("E") &&
strarray[2].StartsWith("B"))
{
return true;
}
}
}
}
catch (Exception ex)
{
}
return false;
}
public static string GetCodeParamFilePath(string codePath)
{
string appPath = Application.StartupPath;
string path = appPath + Setting_Init.CodeParamPath;
string filePath = path + codePath + ".dcm";
if (File.Exists(filePath))
{
return filePath;
}
else
{
return "";
}
}
/// <summary>
/// 处理接收后的二维码
/// </summary>
/// <param name="message"></param>
/// <returns></returns>
public static string ReplaceCode(string message)
{
message = message.Trim();
message = message.Replace("\r", "");
message = message.Replace("\n", "");
char a = (char)02;
message = message.Replace(a.ToString(), "");
message = message.Trim();
System.Text.ASCIIEncoding asciiEncoding = new System.Text.ASCIIEncoding();
byte[] bytes = asciiEncoding.GetBytes(message);
List<byte> newBytes = new List<byte>();
foreach (byte by in bytes)
{
int value = (int)by;
if (value.Equals(24) || value.Equals(30) || value.Equals(29) || value.Equals(4))
{
continue;
}
if (!value.Equals(24))
{
newBytes.Add(by);
}
}
message = asciiEncoding.GetString(newBytes.ToArray());
return message;
}
public static string ProcessCode(List<string> codeList)
{
string code = "";
foreach (string cc in codeList)
{
if (string.IsNullOrEmpty(cc))
{
continue;
}
code += cc + "##";
}
return ReplaceCode(code);
}
}
}