C++调用海康工业相机SDK采集图像的简单实例.rar

#include "hikvisionsdk.h" MV_CC_DEVICE_INFO_LIST m_stDevList; // ch:设备信息列表结构体变量，用来存储设备列表 MV_CC_DEVICE_INFO* m_Device=NULL; //设备对象 HikvisionSDK::HikvisionSDK() { m_hDevHandle = NULL; } HikvisionSDK::~HikvisionSDK() { if (m_hDevHandle) { MV_CC_DestroyHandle(m_hDevHandle); m_hDevHandle = NULL; } } //连接相机 int HikvisionSDK::connectCamera(string id) { //查询设备列表 int tempValue=MV_CC_EnumDevices(MV_GIGE_DEVICE | MV_USB_DEVICE, &m_stDevList); if(tempValue!=0) //设备更新成功接收命令的返回值为0，返回值不为0则为异常 return -1; if(m_stDevList.nDeviceNum==0) //未找到任何相机 return 2; for (unsigned int i = 0; i < m_stDevList.nDeviceNum; i++) { MV_CC_DEVICE_INFO* pDeviceInfo = m_stDevList.pDeviceInfo[i]; if (NULL == pDeviceInfo) { continue; } if(pDeviceInfo->nTLayerType==MV_USB_DEVICE) { if(id== (char*)pDeviceInfo->SpecialInfo.stUsb3VInfo.chUserDefinedName||id== (char*)pDeviceInfo->SpecialInfo.stUsb3VInfo.chSerialNumber||id=="1") { m_Device= m_stDevList.pDeviceInfo[i]; break; } } if(pDeviceInfo->nTLayerType==MV_GIGE_DEVICE) { if(id== (char*)pDeviceInfo->SpecialInfo.stGigEInfo.chUserDefinedName||id== (char*)pDeviceInfo->SpecialInfo.stGigEInfo.chSerialNumber||id=="1") { m_Device= m_stDevList.pDeviceInfo[i]; break; } } continue; } if(m_Device==NULL) { //未找到指定名称的相机 return 3; } tempValue = MV_CC_CreateHandle(&m_hDevHandle, m_Device); if(tempValue!=0) return -1; tempValue = MV_CC_OpenDevice(m_hDevHandle); if (tempValue!=0) { MV_CC_DestroyHandle(m_hDevHandle); m_hDevHandle = NULL; return -1; }else { setTriggerMode(1); return 0; } if (m_Device->nTLayerType == MV_GIGE_DEVICE) { //std::cout<<"okokokk"<<std::endl; } if(m_Device->nTLayerType == MV_USB_DEVICE) { MV_CC_SetImageNodeNum(&m_hDevHandle,2); } } //启动相机采集 int HikvisionSDK::startCamera() { int tempValue=MV_CC_StartGrabbing(m_hDevHandle); if(tempValue!=0) { return -1; }else { return 0; } } //停止相机采集 int HikvisionSDK::stopCamera() { int tempValue=MV_CC_StopGrabbing(m_hDevHandle); if(tempValue!=0) { return -1; }else { return 0; } } //关闭相机 int HikvisionSDK::closeCamera() { if (NULL == m_hDevHandle) { return -1; } MV_CC_CloseDevice(m_hDevHandle); int tempValue = MV_CC_DestroyHandle(m_hDevHandle); m_hDevHandle = NULL; if(tempValue!=0) { return -1; }else { return 0; } } //发送软触发 int HikvisionSDK::softTrigger() { int tempValue= MV_CC_SetCommandValue(m_hDevHandle, "TriggerSoftware"); if(tempValue!=0) { return -1; }else { return 0; } } //读取相机中的图像 int HikvisionSDK::ReadBuffer(Mat &image) { Mat getImage; unsigned int nRecvBufSize = 0; MVCC_INTVALUE stParam; memset(&stParam, 0, sizeof(MVCC_INTVALUE)); int tempValue = MV_CC_GetIntValue(m_hDevHandle, "PayloadSize", &stParam); if (tempValue != 0) { return -1; } nRecvBufSize = stParam.nCurValue; unsigned char* pDate; pDate=(unsigned char *)malloc(nRecvBufSize); MV_FRAME_OUT_INFO_EX stImageInfo = {0}; tempValue= MV_CC_GetOneFrameTimeout(m_hDevHandle, pDate, nRecvBufSize, &stImageInfo, 700); if(tempValue!=0) { return -1; } m_nBufSizeForSaveImage = stImageInfo.nWidth * stImageInfo.nHeight * 3 + 2048; unsigned char* m_pBufForSaveImage; m_pBufForSaveImage = (unsigned char*)malloc(m_nBufSizeForSaveImage); bool isMono; switch (stImageInfo.enPixelType) { case PixelType_Gvsp_Mono8: case PixelType_Gvsp_Mono10: case PixelType_Gvsp_Mono10_Packed: case PixelType_Gvsp_Mono12: case PixelType_Gvsp_Mono12_Packed: isMono=true; break; default: isMono=false; break; } if(isMono) { getImage=Mat(stImageInfo.nHeight,stImageInfo.nWidth,CV_8UC1,pDate); //imwrite("d:\\测试opencv_Mono.tif", image); } else { //转换图像格式为BGR8 MV_CC_PIXEL_CONVERT_PARAM stConvertParam = {0}; memset(&stConvertParam, 0, sizeof(MV_CC_PIXEL_CONVERT_PARAM)); stConvertParam.nWidth = stImageInfo.nWidth; //ch:图像宽 | en:image width stConvertParam.nHeight = stImageInfo.nHeight; //ch:图像高 | en:image height //stConvertParam.pSrcData = m_pBufForDriver; //ch:输入数据缓存 | en:input data buffer stConvertParam.pSrcData = pDate; //ch:输入数据缓存 | en:input data buffer stConvertParam.nSrcDataLen = stImageInfo.nFrameLen; //ch:输入数据大小 | en:input data size stConvertParam.enSrcPixelType = stImageInfo.enPixelType; //ch:输入像素格式 | en:input pixel format stConvertParam.enDstPixelType = PixelType_Gvsp_BGR8_Packed; //ch:输出像素格式 | en:output pixel format 适用于OPENCV的图像格式 //stConvertParam.enDstPixelType = PixelType_Gvsp_RGB8_Packed; //ch:输出像素格式 | en:output pixel format stConvertParam.pDstBuffer = m_pBufForSaveImage; //ch:输出数据缓存 | en:output data buffer stConvertParam.nDstBufferSize = m_nBufSizeForSaveImage; //ch:输出缓存大小 | en:output buffer size MV_CC_ConvertPixelType(m_hDevHandle, &stConvertParam); getImage=Mat(stImageInfo.nHeight,stImageInfo.nWidth,CV_8UC3,m_pBufForSaveImage); //imwrite("d:\\测试opencv_Color.tif", image); } getImage.copyTo(image); getImage.release(); free(pDate); free(m_pBufForSaveImage); return 0; } //获取图像最大高度值 int HikvisionSDK::getHeight() { MVCC_INTVALUE stParam; memset(&stParam, 0, sizeof(MVCC_INTVALUE)); int tempValue=MV_CC_GetIntValue(m_hDevHandle, "Height", &stParam); int value= stParam.nCurValue; if(tempValue!=0) { return -1; }else { return value; } } //获取图像最大宽度值 int HikvisionSDK::getWidth() { MVCC_INTVALUE stParam; memset(&stParam, 0, sizeof(MVCC_INTVALUE)); int tempValue=MV_CC_GetIntValue(m_hDevHandle, "Width", &stParam); int value= stParam.nCurValue; if(tempValue!=0) { return -1; }else { return value; } } //获取相机曝光时间 float HikvisionSDK::getExposureTime() { MVCC_FLOATVALUE stParam; memset(&stParam, 0, sizeof(MVCC_INTVALUE)); int tempValue=MV_CC_GetFloatValue(m_hDevHandle, "ExposureTime", &stParam); float value= stParam.fCurValue; if(tempValue!=0) { return -1; }else { return value; } } //设置图像ROI高度 int HikvisionSDK::setHeight(unsigned int height) { int tempValue=MV_CC_SetIntValue(m_hDevHandle, "Height", height); if(tempValue!=0) { return -1; } else { return 0; } } //设置图像ROI宽度 int HikvisionSDK::setWidth(unsigned int width) { int tempValue=MV_CC_SetIntValue(m_hDevHandle, "Width", width); if(tempValue!=0) { return -1; }