V20251116-2.2.0
优化文件结构，删除较老代码文件。 优化参数修改界面，更改的参数都会实时更新到程序以及json中。 优化SQL相关功能。 更改了存图格式。
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#include "Hd_CameraModule_HIK_General.h"
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using namespace std;
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#include <QTextCodec>
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#include <thread>
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#include <atomic>
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#include <chrono>
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#include <mutex>
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enum statusEnum {
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CONNECTED,
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RECONNECTING,
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DISCONNECTED
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};
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enum triggerModeEnum {
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SOFTWARE,
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HARDWARE,
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EMPTY
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};
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statusEnum cameraStatus = DISCONNECTED;
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triggerModeEnum triggerMode = HARDWARE;
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int getImageTimeOut = 3000;
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bool runFlag = true;
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//总取图数
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int imgIndex = 0;
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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
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string Username = "";
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int cameraIndex = -1;
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QString lastError;
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QQueue<cv::Mat> queuepic;
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QMutex* n_mutex = new QMutex();
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void* handle = NULL;
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void CloseDevice();
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//0106 断线重连
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void __stdcall ReconnectDevice(unsigned int nMsgType, void* pUser);
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void __stdcall ImageCallBackEx(unsigned char* pData0, MV_FRAME_OUT_INFO_EX* pFrameInfo0, void* pUser0);
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//搜索所有设备
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int SearchDevice(){
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if (m_stDevList.nDeviceNum == 0) {
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memset(&m_stDevList, 0, sizeof(MV_CC_DEVICE_INFO_LIST));
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// ch:枚举子网内所有设备 | en:Enumerate all devices within subnet
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int nRet = MV_CC_EnumDevices(MV_GIGE_DEVICE | MV_USB_DEVICE, &m_stDevList);
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if (MV_OK != nRet)
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{
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return -1;
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}
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}
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for (int i = 0; i < m_stDevList.nDeviceNum; i++)
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{
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//SN
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unsigned char* name = m_stDevList.pDeviceInfo[i]->SpecialInfo.stGigEInfo.chSerialNumber;
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string userName = static_cast<string>((LPCSTR)name);
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if (Username == userName)
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{
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return i;
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break;
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}
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name = m_stDevList.pDeviceInfo[i]->SpecialInfo.stUsb3VInfo.chSerialNumber;
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userName = static_cast<string>((LPCSTR)name);
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if (Username == userName)
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{
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return i;
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break;
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}
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}
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return -1;
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}
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bool connectDevice()
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{
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int cameraIndex = SearchDevice();
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if (cameraIndex == -1){
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//未匹配到相机
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qDebug() << "[Waring] " << "Hd_CameraModule_HIK not match --CameraName:" << QString::fromStdString(Username);
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lastError = "找不到相机" + QString::fromStdString(Username);
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return false;
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}
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if (handle != NULL)
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{
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MV_CC_StopGrabbing(handle);
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MV_CC_CloseDevice(handle);
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MV_CC_DestroyHandle(handle);
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}
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//打开相机
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MV_CC_CreateHandle(&handle, m_stDevList.pDeviceInfo[cameraIndex]);
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int nRet = MV_CC_OpenDevice(handle);
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////触发模式
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if(triggerMode == SOFTWARE)
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{
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MV_CC_SetEnumValue(handle, "TriggerMode", MV_TRIGGER_MODE_ON);
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MV_CC_SetEnumValue(handle, "TriggerSource", MV_TRIGGER_SOURCE_SOFTWARE);
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}
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else if(triggerMode == HARDWARE)
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{
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MV_CC_SetEnumValue(handle, "TriggerMode", MV_TRIGGER_MODE_ON);
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MV_CC_SetEnumValue(handle, "TriggerSource", MV_TRIGGER_SOURCE_LINE0);
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}
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// //加载用户集，相机设置应当UserSet1
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nRet = MV_CC_SetEnumValueByString(handle, "UserSetSelector", "UserSet1");
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if (MV_OK != nRet)qDebug() << "Set UserSetSelector fail! nRet " << nRet;
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// ch:注册抓图回调 | en:Register image callback
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MV_CC_SetIntValueEx(handle, "GevHeartbeatTimeout", 3000);//心跳日志
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nRet = MV_CC_RegisterImageCallBackEx(handle, ImageCallBackEx, handle);//注册回调
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if (MV_OK != nRet)return false;
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nRet = MV_CC_RegisterExceptionCallBack(handle, ReconnectDevice, NULL);//断线重连
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if (MV_OK != nRet)return false;
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MV_CC_StartGrabbing(handle);
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cameraStatus = CONNECTED;
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return true;
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}
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void SetExposureTime(float exposureValue)
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{
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qDebug() << "[INFO] " << "exposureValue:" << exposureValue;
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MV_CC_SetEnumValue(handle, "ExposureAuto", MV_EXPOSURE_AUTO_MODE_OFF);
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MV_CC_SetFloatValue(handle, "ExposureTime", exposureValue);
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}
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void SetGain(float GainValue)
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{
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qDebug() << "[INFO] " << "GainValue:" << GainValue;
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MV_CC_SetEnumValue(handle, "GainAuto", 0);
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MV_CC_SetFloatValue(handle, "Gain", GainValue);
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}
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//断线重连
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void __stdcall ReconnectDevice(unsigned int nMsgType, void* pUser){
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qDebug() << "[Error] " << " MV camera disconnects!";
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if (nMsgType == MV_EXCEPTION_DEV_DISCONNECT && cameraStatus == CONNECTED){
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cameraStatus = RECONNECTING;
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// 启动后台线程负责重连，避免在回调线程中长时间阻塞
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std::thread([]() {
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qDebug() << "[Info] start reconnect thread";
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// 确保设备资源关闭
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CloseDevice();
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int times = 0;
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while (runFlag)
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{
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qDebug() << "[Info] reconnect times:" << times++;
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if (connectDevice())
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{
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qWarning() << "[Hd_CameraModule_HIK] reconnect success!";
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cameraStatus = CONNECTED;
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return;
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}
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}
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}).detach();
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}
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}
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//回调函数；
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//经测试，相机像素格式Mono8、RGB8是可以正常转换的，YUV422还需要优化；RGB8格式比YUV422帧率低；BGR格式会导致异色问题
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void __stdcall ImageCallBackEx(unsigned char* pData0, MV_FRAME_OUT_INFO_EX* pFrameInfo0, void* pUser0)
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{
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Q_UNUSED(pUser0)
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int frameNum = 0;
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double time_Start = (double)clock();
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QMutexLocker locker(n_mutex);
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cv::Mat srcImage = cv::Mat();
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//qDebug() << "[info]" << __FUNCTION__ << " line:" << __LINE__ << "--- start";
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if (pFrameInfo0)
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{
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//获取的是单通道灰度图
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if (pFrameInfo0->enPixelType == PixelType_Gvsp_Mono8)//获取当前采集到的图像格式
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{
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srcImage = cv::Mat(pFrameInfo0->nHeight, pFrameInfo0->nWidth, CV_8UC1, pData0);
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}
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//获取的是RGB8图
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else if (pFrameInfo0->enPixelType == PixelType_Gvsp_BGR8_Packed)
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{
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srcImage = cv::Mat(pFrameInfo0->nHeight, pFrameInfo0->nWidth, CV_8UC3, pData0);
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//cvtColor(srcImage, srcImage, COLOR_RGB2BGR);//导致异色
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}
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else if (IsColor(pFrameInfo0->enPixelType)) //其它格式彩色图
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{
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MvGvspPixelType enDstPixelType = PixelType_Gvsp_Undefined;
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enDstPixelType = PixelType_Gvsp_BGR8_Packed;
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unsigned char* pConvertData = NULL;
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pConvertData = (unsigned char*)malloc(pFrameInfo0->nWidth * pFrameInfo0->nHeight * 3);
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if (NULL == pConvertData)
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{
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printf("malloc pConvertData fail!\n");
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}
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else
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{
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unsigned int nConvertDataSize = 0;
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nConvertDataSize = pFrameInfo0->nWidth * pFrameInfo0->nHeight * 3;
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// ch:像素格式转换 | en:Convert pixel format
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MV_CC_PIXEL_CONVERT_PARAM stConvertParam = { 0 };
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frameNum = pFrameInfo0->nFrameNum; //ch:帧号 | en:frame number
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stConvertParam.nWidth = pFrameInfo0->nWidth; //ch:图像宽 | en:image width
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stConvertParam.nHeight = pFrameInfo0->nHeight; //ch:图像高 | en:image height
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stConvertParam.pSrcData = pData0; //ch:输入数据缓存 | en:input data buffer
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stConvertParam.nSrcDataLen = pFrameInfo0->nFrameLen; //ch:输入数据大小 | en:input data size
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stConvertParam.enSrcPixelType = pFrameInfo0->enPixelType; //ch:输入像素格式 | en:input pixel format
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stConvertParam.enDstPixelType = enDstPixelType; //ch:输出像素格式 | en:output pixel format
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stConvertParam.pDstBuffer = pConvertData; //ch:输出数据缓存 | en:output data buffer
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stConvertParam.nDstBufferSize = nConvertDataSize; //ch:输出缓存大小 | en:output buffer size
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int nRet = MV_CC_ConvertPixelType(handle, &stConvertParam);
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Mat mysrcImage = cv::Mat(pFrameInfo0->nHeight, pFrameInfo0->nWidth, CV_8UC3, stConvertParam.pDstBuffer);
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mysrcImage.copyTo(srcImage);
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free(pConvertData);
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pConvertData = NULL;
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stConvertParam = { 0 };
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}
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}
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}
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if (srcImage.empty())
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{
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srcImage = cv::Mat(5, 5, CV_8UC1).setTo(0);
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}
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queuepic.push_back(srcImage);
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pData0 = { 0 };
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double time_End = (double)clock();
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qDebug() << "[INFO] " << __FUNCTION__ << " line:" << __LINE__ << " checkImg getImg,Time:" << (time_End - time_Start) << "ms"
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<< "--CameraName:" << QString::fromStdString(Username) << " imgIndex:" << imgIndex << "nFrameNum : " << frameNum;
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}
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//关闭设备
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void CloseDevice()
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{
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// 如果 handle 已经为空，直接返回
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if (handle == nullptr)
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return;
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// 使用 SDK 正确的停止/关闭/销毁流程，避免使用 CloseHandle 等不匹配的 API
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MV_CC_StopGrabbing(handle);
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MV_CC_CloseDevice(handle);
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MV_CC_DestroyHandle(handle);
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handle = nullptr;
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}
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Hd_CameraModule_HIK_General::~Hd_CameraModule_HIK_General()
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{
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runFlag = false;
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CloseDevice();
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if (n_mutex)
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{
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delete n_mutex;
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n_mutex = nullptr;
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}
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qDebug() << "[INFO] " << " delete success!";
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}
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//从类中读数据到实例对象
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bool Hd_CameraModule_HIK_General::readData(std::vector<cv::Mat>& mat, QByteArray& data)
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{
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if(data == "getStatus"){
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data = lastError.toUtf8();
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return true;
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}
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if (queuepic.isEmpty())
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{
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return false;
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}
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QMutexLocker locker(n_mutex);
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cv::Mat img = queuepic.dequeue();
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mat.push_back(img);
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qDebug() << "[INFO] " << __FUNCTION__ << " line:" << __LINE__ << " checkImg readData--CameraName:" << QString::fromStdString(Username) << "--imgIndex : " << imgIndex;
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return true;
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}
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//实例对象把数据写入到类；加载模型后会运行此函数
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bool Hd_CameraModule_HIK_General::writeData(std::vector<cv::Mat>& mat, QByteArray& data)
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{
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Q_UNUSED(mat);
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if (data.contains("deviceList")) {
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auto result = QByteArrayToMV_CC_DeviceInfoList(data.mid(10));
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if (result.nDeviceNum != 0) {
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m_stDevList = result;
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return true;
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}
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}
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return true;
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}
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//传入initParas函数，格式为：相机key+参数名1#参数值1#参数值2+参数名2#参数值1...
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bool Hd_CameraModule_HIK_General::initParas(QByteArray& initData)
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{
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QByteArrayList valueList = initData.split('#');
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if (valueList.size() < 3) {
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qDebug() << "[Error] " << " Hd_CameraModule_HIK initParas fail--params error!参数数量不满足";
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lastError = "参数数量不满足";
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return false;
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}
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Username = valueList[0];
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auto triggerModeStr = valueList[1];
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if (triggerModeStr == "HARDWARE")
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triggerMode = HARDWARE;
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else if (triggerModeStr == "SOFTWARE")
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triggerMode = SOFTWARE;
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else if (triggerModeStr == "EMPTY")
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triggerMode = EMPTY;
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else {
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qDebug() << "[Error] " << " Hd_CameraModule_HIK initParas fail--params error!触发模式参数错误";
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lastError = "触发模式参数错误";
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return false;
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}
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getImageTimeOut = valueList[2].toInt();
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imgIndex = 0;
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return connectDevice();
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}
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bool Hd_CameraModule_HIK_General::run()
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{
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qDebug() << "[INFO] " << " run start" << QString::fromStdString(Username);
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if (triggerMode == SOFTWARE)
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MV_CC_SetCommandValue(handle, "TriggerSoftware");
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try
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{
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int sleepMs = 10;
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int cnt = 0;
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int timeoutCnt = getImageTimeOut / sleepMs;
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while (true)
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{
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QMutexLocker locker(n_mutex);
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if (queuepic.size() > 0)return true;
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if (cnt++ > timeoutCnt) {
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queuepic.push_back(cv::Mat(200, 200, CV_8UC1, cv::Scalar(0))); //返回空图
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qDebug() << QString::fromStdString(Username) << "timeout" ;
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return true;
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}
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QThread::msleep(sleepMs);
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}
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}
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catch (QString ev)
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{
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qDebug() << "[Error] " << " ev:" << ev;
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}
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return true;
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}
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//相机连接状态：正常连接或断开
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bool Hd_CameraModule_HIK_General::checkStatus()
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{
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//status = moduleStatus;
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return status;
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}
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Hd_CameraModule_HIK_General* create()
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{
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qDebug() << "[INFO] " << "Hd_CameraModule_HIK create success!";
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return new Hd_CameraModule_HIK_General;
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}
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void destory(Hd_CameraModule_HIK_General* ptr)
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{
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if (ptr)
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{
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delete ptr;
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ptr = nullptr;
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}
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qDebug() << "[INFO] " << "Hd_CameraModule_HIK destory success!";
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}
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