opencv摄像机名称及id获取，以及串口名称获取

#include<iostream> #include "strmif.h" #include <initguid.h> #include<vector> #include<string> #include "windows.h" #include "tchar.h" #include <setupapi.h> #include <functional> #include <map> #pragma comment(lib, "setupapi.lib") using namespace std; #define VI_MAX_CAMERAS 20 DEFINE_GUID(CLSID_SystemDeviceEnum, 0x62be5d10, 0x60eb, 0x11d0, 0xbd, 0x3b, 0x00, 0xa0, 0xc9, 0x11, 0xce, 0x86); DEFINE_GUID(CLSID_VideoInputDeviceCategory, 0x860bb310, 0x5d01, 0x11d0, 0xbd, 0x3b, 0x00, 0xa0, 0xc9, 0x11, 0xce, 0x86); DEFINE_GUID(IID_ICreateDevEnum, 0x29840822, 0x5b84, 0x11d0, 0xbd, 0x3b, 0x00, 0xa0, 0xc9, 0x11, 0xce, 0x86); //char deviceNames[VI_MAX_CAMERAS][255]; int listDevices(vector<string>& list){ //COM Library Intialization //comInit(); //if (!silent)printf("\nVIDEOINPUT SPY MODE!\n\n"); ICreateDevEnum *pDevEnum = NULL; IEnumMoniker *pEnum = NULL; int deviceCounter = 0; CoInitialize(NULL); HRESULT hr = CoCreateInstance(CLSID_SystemDeviceEnum, NULL, CLSCTX_INPROC_SERVER, IID_ICreateDevEnum, reinterpret_cast<void**>(&pDevEnum)); if (SUCCEEDED(hr)) { // Create an enumerator for the video capture category. hr = pDevEnum->CreateClassEnumerator( CLSID_VideoInputDeviceCategory, &pEnum, 0); if (hr == S_OK){ //if (!silent)printf("SETUP: Looking For Capture Devices\n"); IMoniker *pMoniker = NULL; while (pEnum->Next(1, &pMoniker, NULL) == S_OK){ IPropertyBag *pPropBag; hr = pMoniker->BindToStorage(0, 0, IID_IPropertyBag, (void**)(&pPropBag)); if (FAILED(hr)){ pMoniker->Release(); continue; // Skip this one, maybe the next one will work. } // Find the description or friendly name. VARIANT varName; VariantInit(&varName); hr = pPropBag->Read(L"Description", &varName, 0); if (FAILED(hr)) hr = pPropBag->Read(L"FriendlyName", &varName, 0); if (SUCCEEDED(hr)){ hr = pPropBag->Read(L"FriendlyName", &varName, 0); int count = 0; char tmp[255] = {0}; //int maxLen = sizeof(deviceNames[0]) / sizeof(deviceNames[0][0]) - 2; while (varName.bstrVal[count] != 0x00 && count < 255) { tmp[count] = (char)varName.bstrVal[count]; count++; } list.push_back(tmp); //deviceNames[deviceCounter][count] = 0; //if (!silent)printf("SETUP: %i) %s \n", deviceCounter, deviceNames[deviceCounter]); } pPropBag->Release(); pPropBag = NULL; pMoniker->Release(); pMoniker = NULL; deviceCounter++; } pDevEnum->Release(); pDevEnum = NULL; pEnum->Release(); pEnum = NULL; } //if (!silent)printf("SETUP: %i Device(s) found\n\n", deviceCounter); } //comUnInit(); return deviceCounter; } int imageDeviceEnum(vector<string>& cameraName) { HDEVINFO hDevInfo; SP_DEVINFO_DATA DeviceInfoData; DWORD i; int num = 0; // 得到所有设备 HDEVINFO hDevInfo = SetupDiGetClassDevs(NULL, 0, 0, DIGCF_PRESENT | DIGCF_ALLCLASSES); if (hDevInfo == INVALID_HANDLE_VALUE) return 0; // 循环列举 DeviceInfoData.cbSize = sizeof(SP_DEVINFO_DATA); for (i = 0; SetupDiEnumDeviceInfo(hDevInfo, i, &DeviceInfoData); i++) { char szClassBuf[MAX_PATH] = { 0 }; char szDescBuf[MAX_PATH] = { 0 }; // 获取类名 if (!SetupDiGetDeviceRegistryProperty(hDevInfo, &DeviceInfoData, SPDRP_CLASS, NULL, (PBYTE)szClassBuf, MAX_PATH - 1, NULL)) continue; //获取设备描述信息 //if (!SetupDiGetDeviceRegistryProperty(hDevInfo, &DeviceInfoData, SPDRP_DEVICEDESC, NULL, (PBYTE)szDescBuf, MAX_PATH - 1, NULL)) //continue; if (!SetupDiGetDeviceRegistryProperty(hDevInfo, &DeviceInfoData, SPDRP_FRIENDLYNAME, NULL, (PBYTE)szDescBuf, MAX_PATH - 1, NULL)) continue; string str(szClassBuf); string str2(szDescBuf); if (str == "Image") { num++; cameraName.push_back(str2); } } // 释放 SetupDiDestroyDeviceInfoList(hDevInfo); return num; } int serialEnum(vector<string>& serialName, vector<string>& serialPortName) { int i = 0;//串口个数 CHAR Name[25]; UCHAR szPortName[25]; LONG Status; DWORD dwIndex = 0; DWORD dwName; DWORD dwSizeofPortName; DWORD Type; HKEY hKey; //CString strSerialList[256]; // 临时定义 256 个字符串组，因为系统最多也就 256 个 //CString strSerialList[256]; // 临时定义 256 个字符串组，因为系统最多也就 256 个 string strSerialName; string strSerialPort; LPCTSTR data_Set = "HARDWARE\\DEVICEMAP\\SERIALCOMM\\"; dwName = sizeof(Name); dwSizeofPortName = sizeof(szPortName); //long ret0 = (::RegOpenKeyEx(HKEY_LOCAL_MACHINE, data_Set, 0, KEY_READ, &hKey)); long ret0 = RegOpenKeyEx(HKEY_LOCAL_MACHINE, data_Set, 0, KEY_READ, &hKey); //打开一个制定的注册表键,成功返回ERROR_SUCCESS即“0”值 if (ret0 == ERROR_SUCCESS) { do { Status = RegEnumValue(hKey, dwIndex++, Name, &dwName, NULL, &Type, szPortName, &dwSizeofPortName);//读取键值 if ((Status == ERROR_SUCCESS) || (Status == ERROR_MORE_DATA)) { strSerialName = string(Name); strSerialPort = string((CHAR*)szPortName); serialName.push_back(strSerialName); serialPortName.push_back(strSerialPort); i++;// 串口计数 } //每读取一次dwName和dwSizeofPortName都会被修改 //注意一定要重置,否则会出现很离奇的错误, dwName = sizeof(Name); dwSizeofPortName = sizeof(szPortName); } while ((Status == ERROR_SUCCESS) || (Status == ERROR_MORE_DATA)); RegCloseKey(hKey); } return i; } int serialEnum(map<string,string>& serialNames) { int i = 0;//串口个数 CHAR Name[25]; UCHAR szPortName[25]; LONG Status; DWORD dwIndex = 0; DWORD dwName; DWORD dwSizeofPortName; DWORD Type; HKEY hKey; //CString strSerialList[256]; // 临时定义 256 个字符串组，因为系统最多也就 256 个 //CString strSerialList[256]; // 临时定义 256 个字符串组，因为系统最多也就 256 个 string strSerialName; string strSerialPort; LPCTSTR data_Set = "HARDWARE\\DEVICEMAP\\SERIALCOMM\\"; dwName = sizeof(Name); dwSizeofPortName = sizeof(szPortName); //long ret0 = (::RegOpenKeyEx(HKEY_LOCAL_MACHINE, data_Set, 0, KEY_READ, &hKey)); long ret0 = RegOpenKeyEx(HKEY_LOCAL_MACHINE, data_Set, 0, KEY_READ, &hKey); //打开一个制定的注册表键,成功返回ERROR_SUCCESS即“0”值 if (ret0 == ERROR_SUCCESS) { do { Status = RegEnumValue(hKey, dwIndex++, Name, &dwName, NULL, &Type, szPortName, &dwSizeofPortName);//读取键值 if ((Status == ERROR_SUCCESS) || (Status == ERROR_MORE_DATA)) { strSerialName = string(Name); strSerialPort = string((CHAR*)szPortName); //serialName.push_back(strSerialName); //serialPortName.push_back(strSerialPort); serialNames.insert(pair<string, string>(strSerialName, strSerialPort)); i++;// 串口计数 } //每读取一次dwName和dwSizeofPortName都会被修改 //注意一定要重置,否则会出现很离奇的错误, dwName = sizeof(Name); dwSizeofPortName = sizeof(szPortName); } while ((Status == ERROR_SUCCESS) || (Status == ERROR_MORE_DATA)); RegCloseKey(hKey); } return i; } int main() { vector<string> CameraName; //vector<string> serialName; //vector<string> serialPortName; map<string, string> serialNames; //deviceNames[VI_MAX_CAMERAS][255] = { 0 }; int num = listDevices(CameraName); cout << "摄像头个数：" << num << endl; for (int i = 0; i < num;i++){ cout << i << ":" << CameraName[i] << endl; } int snum = serialEnum(serialNames); map<string, string>::iterator iter = serialNames.begin(); cout << endl; while (iter != serialNames.end()){ cout << iter->first << " : " << iter->second<<endl; iter++; } string v1 = "XI100DUSB-SDI Video"; string v2 = "Logitech HD Webcam C270"; string com = "\\Device\\VCP0"; cout << endl; for (int i = 0; i < CameraName.size(); i++){ if (CameraName[i] == v1){ cout << v1 << " is " << i << endl; } else if (Camera