海康相机驱动开发示例，基于qt开发

#include "hikcamera.h" //静态成员初始化 vector<HikCamera*> HikCamera::devices = vector<HikCamera*>(); HikCamera::HikCamera() { } HikCamera::~HikCamera() { // if (devHandle) // { // MV_CC_DestroyHandle(devHandle); // devHandle = nullptr; // } } // ch:获取SDK版本号 | en:Get SDK Version int HikCamera::GetSDKVersion() { return MV_CC_GetSDKVersion(); } // ch:判断设备是否可达 | en:Is the device accessible bool HikCamera::IsDeviceAccessible(MV_CC_DEVICE_INFO* pstDevInfo, unsigned int nAccessMode) { return MV_CC_IsDeviceAccessible(pstDevInfo, nAccessMode); } // ch:打开设备 | en:Open Device int HikCamera::Open() { int nRet = MV_CC_CreateHandle(&devHandle, devInfo); if (MV_OK != nRet) { return nRet; } nRet = MV_CC_OpenDevice(devHandle); if (MV_OK != nRet) { MV_CC_DestroyHandle(devHandle); devHandle = nullptr; } return nRet; } // ch:关闭设备 | en:Close Device int HikCamera::Close() { if (nullptr == devHandle) { return MV_E_HANDLE; } MV_CC_CloseDevice(devHandle); int nRet = MV_CC_DestroyHandle(devHandle); devHandle = nullptr; return nRet; } // ch:设置曝光时间 int HikCamera::setExposureTime() { return MV_CC_SetFloatValue(devHandle,"ExposureTime",devExposure); } // ch:判断相机是否处于连接状态 | en:Is The Device Connected bool HikCamera::IsDeviceConnected() { return MV_CC_IsDeviceConnected(devHandle); } // ch:注册图像数据回调 | en:Register Image Data CallBack int HikCamera::RegisterImageCallBack(void(__stdcall* cbOutput)(unsigned char * pData, MV_FRAME_OUT_INFO_EX* pFrameInfo, void* pUser), void* pUser) { return MV_CC_RegisterImageCallBackEx(devHandle, cbOutput, pUser); } // ch:开启抓图 | en:Start Grabbing int HikCamera::StartGrabbing() { return MV_CC_StartGrabbing(devHandle); } // ch:停止抓图 | en:Stop Grabbing int HikCamera::StopGrabbing() { return MV_CC_StopGrabbing(devHandle); } // ch:主动获取一帧图像数据 | en:Get one frame initiatively int HikCamera::GetImageBuffer(MV_FRAME_OUT* pFrame, int nMsec) { return MV_CC_GetImageBuffer(devHandle, pFrame, nMsec); } // ch:释放图像缓存 | en:Free image buffer int HikCamera::FreeImageBuffer(MV_FRAME_OUT* pFrame) { return MV_CC_FreeImageBuffer(devHandle, pFrame); } // ch:主动获取一帧图像数据 | en:Get one frame initiatively int HikCamera::GetOneFrameTimeout(unsigned char* pData, unsigned int nDataSize, MV_FRAME_OUT_INFO_EX* pFrameInfo, int nMsec) { return MV_CC_GetOneFrameTimeout(devHandle, pData, nDataSize, pFrameInfo, nMsec); } // ch:设置显示窗口句柄 | en:Set Display Window Handle int HikCamera::DisplayOneFrame(MV_DISPLAY_FRAME_INFO* pDisplayInfo) { return MV_CC_DisplayOneFrame(devHandle, pDisplayInfo); } // ch:设置SDK内部图像缓存节点个数 | en:Set the number of the internal image cache nodes in SDK int HikCamera::SetImageNodeNum(unsigned int nNum) { return MV_CC_SetImageNodeNum(devHandle, nNum); } // ch:获取设备信息 | en:Get device information int HikCamera::GetDeviceInfo(MV_CC_DEVICE_INFO* pstDevInfo) { return MV_CC_GetDeviceInfo(devHandle, pstDevInfo); } // ch:获取GEV相机的统计信息 | en:Get detect info of GEV camera int HikCamera::GetGevAllMatchInfo(MV_MATCH_INFO_NET_DETECT* pMatchInfoNetDetect) { if (nullptr == pMatchInfoNetDetect) { return MV_E_PARAMETER; } MV_CC_DEVICE_INFO stDevInfo = {0}; GetDeviceInfo(&stDevInfo); if (stDevInfo.nTLayerType != MV_GIGE_DEVICE) { return MV_E_SUPPORT; } MV_ALL_MATCH_INFO struMatchInfo = {0}; struMatchInfo.nType = MV_MATCH_TYPE_NET_DETECT; struMatchInfo.pInfo = pMatchInfoNetDetect; struMatchInfo.nInfoSize = sizeof(MV_MATCH_INFO_NET_DETECT); memset(struMatchInfo.pInfo, 0, sizeof(MV_MATCH_INFO_NET_DETECT)); return MV_CC_GetAllMatchInfo(devHandle, &struMatchInfo); } // ch:获取U3V相机的统计信息 | en:Get detect info of U3V camera int HikCamera::GetU3VAllMatchInfo(MV_MATCH_INFO_USB_DETECT* pMatchInfoUSBDetect) { if (nullptr == pMatchInfoUSBDetect) { return MV_E_PARAMETER; } MV_CC_DEVICE_INFO stDevInfo = {0}; GetDeviceInfo(&stDevInfo); if (stDevInfo.nTLayerType != MV_USB_DEVICE) { return MV_E_SUPPORT; } MV_ALL_MATCH_INFO struMatchInfo = {0}; struMatchInfo.nType = MV_MATCH_TYPE_USB_DETECT; struMatchInfo.pInfo = pMatchInfoUSBDetect; struMatchInfo.nInfoSize = sizeof(MV_MATCH_INFO_USB_DETECT); memset(struMatchInfo.pInfo, 0, sizeof(MV_MATCH_INFO_USB_DETECT)); return MV_CC_GetAllMatchInfo(devHandle, &struMatchInfo); } // ch:获取和设置Int型参数，如 Width和Height，详细内容参考SDK安装目录下的 HikCameraNode.xlsx 文件 // en:Get Int type parameters, such as Width and Height, for details please refer to HikCameraNode.xlsx file under SDK installation directory int HikCamera::GetIntValue(IN const char* strKey, OUT MVCC_INTVALUE_EX *pIntValue) { return MV_CC_GetIntValueEx(devHandle, strKey, pIntValue); } int HikCamera::SetIntValue(IN const char* strKey, IN int64_t nValue) { return MV_CC_SetIntValueEx(devHandle, strKey, nValue); } // ch:获取和设置Enum型参数，如 PixelFormat，详细内容参考SDK安装目录下的 HikCameraNode.xlsx 文件 // en:Get Enum type parameters, such as PixelFormat, for details please refer to HikCameraNode.xlsx file under SDK installation directory int HikCamera::GetEnumValue(IN const char* strKey, OUT MVCC_ENUMVALUE *pEnumValue) { return MV_CC_GetEnumValue(devHandle, strKey, pEnumValue); } int HikCamera::SetEnumValue(IN const char* strKey, IN unsigned int nValue) { return MV_CC_SetEnumValue(devHandle, strKey, nValue); } int HikCamera::SetEnumValueByString(IN const char* strKey, IN const char* sValue) { return MV_CC_SetEnumValueByString(devHandle, strKey, sValue); } // ch:获取和设置Float型参数，如 ExposureTime和Gain，详细内容参考SDK安装目录下的 HikCameraNode.xlsx 文件 // en:Get Float type parameters, such as ExposureTime and Gain, for details please refer to HikCameraNode.xlsx file under SDK installation directory int HikCamera::GetFloatValue(IN const char* strKey, OUT MVCC_FLOATVALUE *pFloatValue) { return MV_CC_GetFloatValue(devHandle, strKey, pFloatValue); } int HikCamera::SetFloatValue(IN const char* strKey, IN float fValue) { return MV_CC_SetFloatValue(devHandle, strKey, fValue); } // ch:获取和设置Bool型参数，如 ReverseX，详细内容参考SDK安装目录下的 HikCameraNode.xlsx 文件 // en:Get Bool type parameters, such as ReverseX, for details please refer to HikCameraNode.xlsx file under SDK installation directory int HikCamera::GetBoolValue(IN const char* strKey, OUT bool *pbValue) { return MV_CC_GetBoolValue(devHandle, strKey, pbValue); } int HikCamera::SetBoolValue(IN const char* strKey, IN bool bValue) { return MV_CC_SetBoolValue(devHandle, strKey, bValue); } // ch:获取和设置String型参数，如 DeviceUserID，详细内容参考SDK安装目录下的 HikCameraNode.xlsx 文件UserSetSave // en:Get String type parameters, such as DeviceUserID, for details please refer to HikCameraNode.xlsx file under SDK installation directory int HikCamera::GetStringValue(IN const char* strKey, MVCC_STRINGVALUE *pStringValue) { return MV_CC_GetStringValue(devHandle, strKey, pStringValue); } int HikCamera::SetStringValue(IN const char* strKey, IN const char* strValue) { return MV_CC_SetStringValue(devHandle, strKey, strValue); } // ch:执行一次Command型命令，如 UserSetSave，详细内容参考SDK安装目录下的 HikCameraNod