From e787c3ea164c58eae31a4b9da1b65c08ca360866 Mon Sep 17 00:00:00 2001 From: JR <3573153686@qq.com> Date: Tue, 22 Jul 2025 11:48:09 +0800 Subject: [PATCH] =?UTF-8?q?feat:=20=E6=89=AB=E7=A0=81=E6=9E=AAdemo--2?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../main/java/com/klp/reader/MvIDDemo.java | 275 ++++++++++++++++++ 1 file changed, 275 insertions(+) create mode 100644 klp-reader/src/main/java/com/klp/reader/MvIDDemo.java diff --git a/klp-reader/src/main/java/com/klp/reader/MvIDDemo.java b/klp-reader/src/main/java/com/klp/reader/MvIDDemo.java new file mode 100644 index 00000000..b298eb81 --- /dev/null +++ b/klp-reader/src/main/java/com/klp/reader/MvIDDemo.java @@ -0,0 +1,275 @@ +package com.klp.reader; + +import MvCodeReaderCtrlWrapper.MvCodeReaderCtrl; +import MvCodeReaderCtrlWrapper.MvCodeReaderCtrlDefine; +import MvCodeReaderCtrlWrapper.MvCodeReaderCtrlDefine.*; + +import java.io.File; +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.OutputStream; +import java.util.ArrayList; + +public class MvIDDemo { + + static Handle hHandle = null; + + // Save Image API + public static void saveDataToFile(byte[] dataToSave, int dataSize, String fileName) + { + OutputStream os = null; + + try + { + // Create directory + File tempFile = new File("ImageSave"); + if (!tempFile.exists()) + { + tempFile.mkdirs(); + } + + os = new FileOutputStream(tempFile.getPath() + File.separator + fileName); + os.write(dataToSave, 0, dataSize); + os.flush(); + os.close(); + System.out.println("SaveImage succeed."); + } + catch (IOException e) + { + e.printStackTrace(); + } + finally + { + // Close file stream + try + { + os.close(); + } + catch (IOException e) + { + e.printStackTrace(); + } + } + } + + // Print Device Info + private static void PrintDeviceInfo(MV_CODEREADER_DEVICE_INFO stCamInfo) + { + if(stCamInfo.nTLayerType == MvCodeReaderCtrlDefine.MV_CODEREADER_GIGE_DEVICE) + { + int nIp1 = ((stCamInfo.stGigEInfo.nCurrentIp & 0xff000000) >> 24) & 0xff; + int nIp2 = ((stCamInfo.stGigEInfo.nCurrentIp & 0x00ff0000) >> 16); + int nIp3 = ((stCamInfo.stGigEInfo.nCurrentIp & 0x0000ff00) >> 8); + int nIp4 = (stCamInfo.stGigEInfo.nCurrentIp & 0x000000ff); + + System.out.print("CurrentIp: " + nIp1 + "." + nIp2 + "." + nIp3 + "." + nIp4 + "\r\n"); + + System.out.print(String.format("GiGEInfo: UserDefinedName:[%s], chSerialNumber:[%s] \r\n\r\n", + stCamInfo.stGigEInfo.chUserDefinedName, stCamInfo.stGigEInfo.chSerialNumber)); + } + } + + // Grabbing thread API + public static class GrabbingThread extends Thread + { + public GrabbingThread() + { + } + + public void run() + { + MV_CODEREADER_IMAGE_OUT_INFO_EX2 stOutInfo = new MV_CODEREADER_IMAGE_OUT_INFO_EX2(); + MV_CODEREADER_CAM_INTVALUE stValue = new MV_CODEREADER_CAM_INTVALUE(); + int nRet = 0; + long payloadSize = 0; + nRet = MvCodeReaderCtrl.MV_CODEREADER_GetIntValue(hHandle, "PayloadSize", stValue); + if (0 == nRet) + { + payloadSize = stValue.nCurValue; + System.out.print("GetOneFrame GetOptimalPacketSize[" + String.format("%d", payloadSize) + "]\r\n"); + } + else + { + System.out.print("GetIntValue Failed, nRet[" + String.format("0x%x", nRet) + "]\r\n"); + } + + + MV_CODEREADER_SAVE_IMAGE_PARAM_EX stParam = new MV_CODEREADER_SAVE_IMAGE_PARAM_EX(); + byte[] pdata = new byte[(int)payloadSize]; + + for(int i = 0; i < 5; i++) + { + if(null != hHandle) + { + nRet = MvCodeReaderCtrl.MV_CODEREADER_GetOneFrameTimeoutEx2(hHandle, pdata, stOutInfo, 1000); + if(0 != nRet) + { + System.out.print("GetOneFrame Failed, nRet[" + String.format("0x%x", nRet) + "]\r\n"); + } + else + { + // save buffer to file follow Image Type to Save + // saveDataToFile(pdata, stOutInfo.nFrameLen, "Image.jpg"); + + System.out.print(String.format("Get One Frame: nEventID[%d], nChannelID[%d], nWidth[%d], nHeight[%d], nFrameNum[%d], nTriggerIndex[%d], nFrameLen[%d]" + + " nCodeNumber[%d]\r\n", + stOutInfo.nEventID, stOutInfo.nChannelID, stOutInfo.nWidth, stOutInfo.nHeight, stOutInfo.nFrameNum, + stOutInfo.nTriggerIndex, stOutInfo.nFrameLen, stOutInfo.pstCodeListEx.nCodeNum)); + + System.out.print("Get One Code: bIsGetCode[" + stOutInfo.bIsGetCode + "]success\r\n"); + + System.out.print("Get GvspPixelType: MvCodeReaderGvspPixelType[" + stOutInfo.enPixelType + "]success\r\n"); + + // print code info + for(int a = 0; a < stOutInfo.pstCodeListEx.nCodeNum; a++) + { + System.out.print(String.format("CodeInfo: TheCodeID[%d], CodeString[%s], nCodeLen[%d], nAngle[%d], nBarType[%d]\r\n", + a, stOutInfo.pstCodeListEx.stBcrInfoEx.get(a).chCode, stOutInfo.pstCodeListEx.stBcrInfoEx.get(a).nLen, + stOutInfo.pstCodeListEx.stBcrInfoEx.get(a).nAngle, stOutInfo.pstCodeListEx.stBcrInfoEx.get(a).nBarType)); + + System.out.print(String.format("CodePointInfo: stCornerLeftTop.X[%d], stCornerLeftTop.Y[%d], stCornerRightTop.X[%d], stCornerRightTop.Y[%d]," + + "stCornerRightBottom.X[%d], stCornerRightBottom.Y[%d], stCornerLeftBottom.X[%d], stCornerLeftBottom.Y[%d]\r\n", + stOutInfo.pstCodeListEx.stBcrInfoEx.get(a).stCornerLeftTop.nX, stOutInfo.pstCodeListEx.stBcrInfoEx.get(a).stCornerLeftTop.nY, + stOutInfo.pstCodeListEx.stBcrInfoEx.get(a).stCornerRightTop.nX, stOutInfo.pstCodeListEx.stBcrInfoEx.get(a).stCornerRightTop.nY, + stOutInfo.pstCodeListEx.stBcrInfoEx.get(a).stCornerRightBottom.nX, stOutInfo.pstCodeListEx.stBcrInfoEx.get(a).stCornerRightBottom.nY, + stOutInfo.pstCodeListEx.stBcrInfoEx.get(a).stCornerLeftBottom.nX, stOutInfo.pstCodeListEx.stBcrInfoEx.get(a).stCornerLeftBottom.nY)); + + } + + } + } + } + } + } + + + public static void main(String[] args) throws InterruptedException { + + int nRet = 0; + int i = 0; + + System.out.print(" *****************Begin******************* \r\n"); + + String strVersion = MvCodeReaderCtrl.MV_CODEREADER_GetSDKVersion(); + System.out.print("Get version " + strVersion + "\r\n"); + + do + { + // Enum device + ArrayList stCamList = MvCodeReaderCtrl.MV_CODEREADER_EnumDevices(); + + if (stCamList == null) + { + System.out.print("Find No Device!\r\n"); + break; + } + + for(MV_CODEREADER_DEVICE_INFO stCamInfo:stCamList) + { + + System.out.print("[device " + i + "]:\r\n"); + PrintDeviceInfo(stCamInfo); + i++; + } + + int nIndex = 0; + System.out.print("Please input camera index: "); + + try + { + nIndex = System.in.read() - 48; + } catch (IOException e) { + // TODO Auto-generated catch block + e.printStackTrace(); + System.out.print("Input Error!\r\n"); + break; + } + + System.out.print("input camera index is [" + nIndex + "]\r\n" ); + + try + { + hHandle = MvCodeReaderCtrl.MV_CODEREADER_CreateHandle(stCamList.get(nIndex)); + if(null == hHandle) + { + System.out.print("Create handle failed! \r\n"); + break; + } + + } + catch(Exception e) + { + e.printStackTrace(); + System.out.print("Create handle failed\r\n"); + break; + } + + nRet = MvCodeReaderCtrl.MV_CODEREADER_OpenDevice(hHandle); + if(0 != nRet){ + System.out.print("Open Device fail! nRet[" + String.format("0x%x", nRet) + "]\r\n"); + break; + } + else + { + System.out.print("Open device success!\r\n"); + } + + // register exception cb + nRet = MvCodeReaderCtrl.MV_CODEREADER_RegisterExceptionCallBack(hHandle, new ExceptionCallBack() + { + @Override + public int OnExceptionCallBack(int nMsg) + { + System.out.print("Open Device MV_CODEREADER_RegisterExceptionCallBack! nMsg[" + String.format("0x%x", nMsg) + "]\r\n"); + return 0; + } + }); + + if(0 != nRet) + { + System.out.print("MVID_CR_CAM_RegisterImageCallBack Failed! nRet[" + String.format("0x%x", nRet) + "]\r\n"); + break; + } + + nRet = MvCodeReaderCtrl.MV_CODEREADER_StartGrabbing(hHandle); + if(0 != nRet){ + System.out.print("StartGrabbing Failed! nRet[" + String.format("0x%x", nRet) + "]\r\n"); + break; + } + else + { + System.out.print("Device startGrabbing success!\r\n"); + } + + // Create recv thread + try + { + GrabbingThread grabThread = new MvIDDemo.GrabbingThread(); + grabThread.start(); + Thread.sleep(12000); + grabThread.interrupt(); + } catch (InterruptedException e) { + e.printStackTrace(); + } + + nRet = MvCodeReaderCtrl.MV_CODEREADER_StopGrabbing(hHandle); + if(0 != nRet){ + System.out.print("StopGrabbing failed! nRet[" + String.format("0x%x", nRet) + "]\r\n"); + break; + } + else + { + System.out.print("\r\nDevice stopGrabbing success!\r\n"); + } + + }while(false); + + if (null != hHandle) + { + MvCodeReaderCtrl.MV_CODEREADER_DestroyHandle(hHandle); + } + + System.out.print("Exit.\r\n"); + } + +}