317 lines
14 KiB
C#
317 lines
14 KiB
C#
using MvCodeReaderSDKNet;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Runtime.InteropServices;
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using System.Text;
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using System.Threading;
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using System.Threading.Tasks;
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namespace LeatherApp.Device
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{
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/// <summary>
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/// 扫描器操作类
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/// </summary>
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public class ScannerCodeDev
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{
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public Action<DateTime,WarningEnum, string> WarningEvent;
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public Action<string> ScanerEvent;
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//
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MvCodeReader.MV_CODEREADER_DEVICE_INFO_LIST m_stDeviceList;
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private MvCodeReader m_cMyDevice;
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bool m_bGrabbing = false;
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Thread m_hReceiveThread = null;
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public bool start(int devIndex=0)
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{
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try
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{
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m_stDeviceList = new MvCodeReader.MV_CODEREADER_DEVICE_INFO_LIST();
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m_cMyDevice = new MvCodeReader();
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//====枚举设备
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if (!DeviceListAcq())
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return false;
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//====打开设置
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if (m_stDeviceList.nDeviceNum == 0 )
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{
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ShowErrorMsg("No stDevInfo, please select", 0);
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return false;
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}
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// ch:获取选择的设备信息 | en:Get selected stDevInfo information
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MvCodeReader.MV_CODEREADER_DEVICE_INFO stDevInfo =
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(MvCodeReader.MV_CODEREADER_DEVICE_INFO)Marshal.PtrToStructure(m_stDeviceList.pDeviceInfo[devIndex],
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typeof(MvCodeReader.MV_CODEREADER_DEVICE_INFO));
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// ch:打开设备 | en:Open stDevInfo
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if (null == m_cMyDevice)
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{
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m_cMyDevice = new MvCodeReader();
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if (null == m_cMyDevice)
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{
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return false;
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}
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}
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int nRet = m_cMyDevice.MV_CODEREADER_CreateHandle_NET(ref stDevInfo);
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if (MvCodeReader.MV_CODEREADER_OK != nRet)
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{
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ShowErrorMsg("MV_CODEREADER_CreateHandle_NET fail!", nRet);
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return false;
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}
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nRet = m_cMyDevice.MV_CODEREADER_OpenDevice_NET();
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if (MvCodeReader.MV_CODEREADER_OK != nRet)
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{
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m_cMyDevice.MV_CODEREADER_DestroyHandle_NET();
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ShowErrorMsg("Device open fail!", nRet);
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return false;
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}
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// ch:设置采集连续模式 | en:Set Continues Aquisition Mode
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nRet = m_cMyDevice.MV_CODEREADER_SetEnumValue_NET("TriggerMode", (uint)MvCodeReader.MV_CODEREADER_TRIGGER_MODE.MV_CODEREADER_TRIGGER_MODE_OFF);
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if (MvCodeReader.MV_CODEREADER_OK != nRet)
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{
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ShowErrorMsg("Set TriggerMode Off Fail!", nRet);
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return false;
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}
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//bnGetParam_Click(null, null);// ch:获取参数 | en:Get parameters
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//====开始采集
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// ch:标志位置位true | en:Set position bit true
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m_hReceiveThread = new Thread(ReceiveThreadProcess);
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m_hReceiveThread.Start();
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m_bGrabbing = true;
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// ch:开始采集 | en:Start Grabbing
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nRet = m_cMyDevice.MV_CODEREADER_StartGrabbing_NET();
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if (MvCodeReader.MV_CODEREADER_OK != nRet)
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{
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stop();
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//m_bGrabbing = false;
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//m_hReceiveThread.Join();
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ShowErrorMsg("Start Grabbing Fail!", nRet);
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return false;
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}
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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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WarningEvent?.Invoke(DateTime.Now,WarningEnum.Normal, ex.Message);
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return false;
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}
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}
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public bool stop()
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{
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if (!m_bGrabbing) return true;
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try
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{
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// ch:标志位设为false | en:Set flag bit false
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m_bGrabbing = false;
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// ch:停止采集 | en:Stop Grabbing
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int nRet = m_cMyDevice.MV_CODEREADER_StopGrabbing_NET();
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if (nRet != MvCodeReader.MV_CODEREADER_OK)
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{
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ShowErrorMsg("Stop Grabbing Fail!", nRet);
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}
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if (null != m_hReceiveThread)
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{
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m_hReceiveThread.Join();
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}
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//==关闭设备
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// ch:取流标志位清零 | en:Reset flow flag bit
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if (m_bGrabbing == true)
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{
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m_bGrabbing = false;
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// ch:停止采集 | en:Stop Grabbing
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m_cMyDevice.MV_CODEREADER_StopGrabbing_NET();
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m_hReceiveThread.Join();
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}
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// ch:关闭设备 | en:Close Device
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m_cMyDevice.MV_CODEREADER_CloseDevice_NET();
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m_cMyDevice.MV_CODEREADER_DestroyHandle_NET();
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return true;
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}
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catch
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{
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return false;
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}
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}
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//枚举设备
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private bool DeviceListAcq()
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{
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// ch:创建设备列表 | en:Create Device List
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System.GC.Collect();
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m_stDeviceList.nDeviceNum = 0;
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int nRet = MvCodeReader.MV_CODEREADER_EnumDevices_NET(ref m_stDeviceList, MvCodeReader.MV_CODEREADER_GIGE_DEVICE);
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if (0 != nRet)
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{
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ShowErrorMsg("Enumerate devices fail!", nRet);
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return false;
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}
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if (0 == m_stDeviceList.nDeviceNum)
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{
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ShowErrorMsg("None Device!", 0);
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return false;
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}
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return true;
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}
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//设置连续模式
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private bool setMode()
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{
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int nRet = m_cMyDevice.MV_CODEREADER_SetEnumValue_NET("TriggerMode", (uint)MvCodeReader.MV_CODEREADER_TRIGGER_MODE.MV_CODEREADER_TRIGGER_MODE_OFF);
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if (MvCodeReader.MV_CODEREADER_OK != nRet)
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{
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ShowErrorMsg("Set TriggerMode Off Fail!", nRet);
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return false;
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}
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return true;
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}
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public void ReceiveThreadProcess()
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{
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int nRet = MvCodeReader.MV_CODEREADER_OK;
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IntPtr pData = IntPtr.Zero;
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MvCodeReader.MV_CODEREADER_IMAGE_OUT_INFO_EX2 stFrameInfoEx2 = new MvCodeReader.MV_CODEREADER_IMAGE_OUT_INFO_EX2();
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IntPtr pstFrameInfoEx2 = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(MvCodeReader.MV_CODEREADER_IMAGE_OUT_INFO_EX2)));
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Marshal.StructureToPtr(stFrameInfoEx2, pstFrameInfoEx2, false);
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while (m_bGrabbing)
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{
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nRet = m_cMyDevice.MV_CODEREADER_GetOneFrameTimeoutEx2_NET(ref pData, pstFrameInfoEx2, 1000);
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if (nRet == MvCodeReader.MV_CODEREADER_OK)
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{
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stFrameInfoEx2 = (MvCodeReader.MV_CODEREADER_IMAGE_OUT_INFO_EX2)Marshal.PtrToStructure(pstFrameInfoEx2, typeof(MvCodeReader.MV_CODEREADER_IMAGE_OUT_INFO_EX2));
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}
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if (nRet == MvCodeReader.MV_CODEREADER_OK)
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{
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if (0 >= stFrameInfoEx2.nFrameLen)
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{
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continue;
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}
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MvCodeReader.MV_CODEREADER_RESULT_BCR_EX2 stBcrResultEx2 = (MvCodeReader.MV_CODEREADER_RESULT_BCR_EX2)Marshal.PtrToStructure(stFrameInfoEx2.UnparsedBcrList.pstCodeListEx2, typeof(MvCodeReader.MV_CODEREADER_RESULT_BCR_EX2));
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List<string> barCodes = new List<string>();
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for (int i = 0; i < stBcrResultEx2.nCodeNum; ++i)
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{
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//DataGridViewRow cDataRow = new DataGridViewRow();
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//cDataRow.CreateCells(dataGridView1);
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//cDataRow.Cells[0].Value = this.dataGridView1.Rows.Count;
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//DateTime cDateTime = DateTime.Now;
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//cDataRow.Cells[1].Value = cDateTime.ToString();
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//cDataRow.Cells[2].Value = stBcrResultEx2.stBcrInfoEx2[i].nTotalProcCost.ToString();
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//cDataRow.Cells[3].Value = stBcrResultEx2.stBcrInfoEx2[i].sAlgoCost.ToString();
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//cDataRow.Cells[4].Value = stBcrResultEx2.stBcrInfoEx2[i].sPPM.ToString();
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//cDataRow.Cells[5].Value = GetBarType((MvCodeReader.MV_CODEREADER_CODE_TYPE)stBcrResultEx2.stBcrInfoEx2[i].nBarType);
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String strCode = System.Text.Encoding.Default.GetString(stBcrResultEx2.stBcrInfoEx2[i].chCode);
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//cDataRow.Cells[6].Value = String.IsNullOrEmpty(strCode) ? "NoRead" : strCode;//barcode
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//cDataRow.Cells[7].Value = stBcrResultEx2.stBcrInfoEx2[i].stCodeQuality.nOverQuality.ToString();
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//cDataRow.Cells[8].Value = stBcrResultEx2.stBcrInfoEx2[i].nIDRScore.ToString();
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if (!String.IsNullOrEmpty(strCode))
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barCodes.Add(strCode.Replace("\0", "").Trim());
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}
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ScanerEvent?.BeginInvoke(barCodes[0], null, null);
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}
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}
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}
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private static String GetBarType(MvCodeReader.MV_CODEREADER_CODE_TYPE nBarType)
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{
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switch (nBarType)
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{
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case MvCodeReader.MV_CODEREADER_CODE_TYPE.MV_CODEREADER_TDCR_DM:
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return "DM码";
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case MvCodeReader.MV_CODEREADER_CODE_TYPE.MV_CODEREADER_TDCR_QR:
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return "QR码";
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case MvCodeReader.MV_CODEREADER_CODE_TYPE.MV_CODEREADER_BCR_EAN8:
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return "EAN8码";
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case MvCodeReader.MV_CODEREADER_CODE_TYPE.MV_CODEREADER_BCR_UPCE:
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return "UPCE码";
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case MvCodeReader.MV_CODEREADER_CODE_TYPE.MV_CODEREADER_BCR_UPCA:
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return "UPCA码";
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case MvCodeReader.MV_CODEREADER_CODE_TYPE.MV_CODEREADER_BCR_EAN13:
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return "EAN13码";
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case MvCodeReader.MV_CODEREADER_CODE_TYPE.MV_CODEREADER_BCR_ISBN13:
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return "ISBN13码";
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case MvCodeReader.MV_CODEREADER_CODE_TYPE.MV_CODEREADER_BCR_CODABAR:
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return "库德巴码";
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case MvCodeReader.MV_CODEREADER_CODE_TYPE.MV_CODEREADER_BCR_ITF25:
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return "交叉25码";
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case MvCodeReader.MV_CODEREADER_CODE_TYPE.MV_CODEREADER_BCR_CODE39:
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return " Code 39码";
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case MvCodeReader.MV_CODEREADER_CODE_TYPE.MV_CODEREADER_BCR_CODE93:
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return "Code 93码";
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case MvCodeReader.MV_CODEREADER_CODE_TYPE.MV_CODEREADER_BCR_CODE128:
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return "Code 128码";
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case MvCodeReader.MV_CODEREADER_CODE_TYPE.MV_CODEREADER_TDCR_PDF417:
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return "PDF417码";
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case MvCodeReader.MV_CODEREADER_CODE_TYPE.MV_CODEREADER_BCR_MATRIX25:
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return "MATRIX25码";
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case MvCodeReader.MV_CODEREADER_CODE_TYPE.MV_CODEREADER_BCR_MSI:
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return "MSI码";
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case MvCodeReader.MV_CODEREADER_CODE_TYPE.MV_CODEREADER_BCR_CODE11:
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return "Code 11码";
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case MvCodeReader.MV_CODEREADER_CODE_TYPE.MV_CODEREADER_BCR_INDUSTRIAL25:
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return "industria125码";
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case MvCodeReader.MV_CODEREADER_CODE_TYPE.MV_CODEREADER_BCR_CHINAPOST:
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return "中国邮政码";
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case MvCodeReader.MV_CODEREADER_CODE_TYPE.MV_CODEREADER_BCR_ITF14:
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return "交叉14码";
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case MvCodeReader.MV_CODEREADER_CODE_TYPE.MV_CODEREADER_TDCR_ECC140:
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return "ECC140码";
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default:
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return "/";
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}
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}
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// ch:显示错误信息 | en:Show error message
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private void ShowErrorMsg(string csMessage, int nErrorNum)
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{
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string errorMsg;
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if (nErrorNum == 0)
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{
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errorMsg = csMessage;
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}
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else
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{
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errorMsg = csMessage + ": Error =" + String.Format("{0:X}", nErrorNum);
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}
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switch (nErrorNum)
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{
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case MvCodeReader.MV_CODEREADER_E_HANDLE: errorMsg += " Error or invalid handle "; break;
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case MvCodeReader.MV_CODEREADER_E_SUPPORT: errorMsg += " Not supported function "; break;
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case MvCodeReader.MV_CODEREADER_E_BUFOVER: errorMsg += " Cache is full "; break;
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case MvCodeReader.MV_CODEREADER_E_CALLORDER: errorMsg += " Function calling order error "; break;
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case MvCodeReader.MV_CODEREADER_E_PARAMETER: errorMsg += " Incorrect parameter "; break;
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case MvCodeReader.MV_CODEREADER_E_RESOURCE: errorMsg += " Applying resource failed "; break;
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case MvCodeReader.MV_CODEREADER_E_NODATA: errorMsg += " No data "; break;
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case MvCodeReader.MV_CODEREADER_E_PRECONDITION: errorMsg += " Precondition error, or running environment changed "; break;
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case MvCodeReader.MV_CODEREADER_E_VERSION: errorMsg += " Version mismatches "; break;
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case MvCodeReader.MV_CODEREADER_E_NOENOUGH_BUF: errorMsg += " Insufficient memory "; break;
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case MvCodeReader.MV_CODEREADER_E_UNKNOW: errorMsg += " Unknown error "; break;
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case MvCodeReader.MV_CODEREADER_E_GC_GENERIC: errorMsg += " General error "; break;
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case MvCodeReader.MV_CODEREADER_E_GC_ACCESS: errorMsg += " Node accessing condition error "; break;
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case MvCodeReader.MV_CODEREADER_E_ACCESS_DENIED: errorMsg += " No permission "; break;
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case MvCodeReader.MV_CODEREADER_E_BUSY: errorMsg += " Device is busy, or network disconnected "; break;
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case MvCodeReader.MV_CODEREADER_E_NETER: errorMsg += " Network error "; break;
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}
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WarningEvent?.Invoke(DateTime.Now,WarningEnum.Low, errorMsg);
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}
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}
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}
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