OpenCV库里面甚至提供了非常简洁的接口，用户只要一两行代码即可实现数据采集、编解码等功能，使用起来甚是...
CComPtrBase Methods CComPtrBase::Advise CComPtrBase::Attach CComPtrBase::~CComPtrBase CComPtrBase::CoCreateInstance CComPtrBase::CopyTo CComPtrBase::Detach CComPtrBase::IsEqualObject CComPtrBase::QueryInterface CComPtrBase::Release CComPtrBase::SetSite CComPtrBase Operators CComPtrBase Data MembersLearn...
fOK) return E_FAIL; CComPtr<CSharpComInterface::ITestCSharpInterface> spCSharpTest; HRESULT hr = spCSharpTest.CoCreateInstance(__uuidof(CSharpComInterface::CoClass)); if (hr != S_OK) { cout << "Failed to create instance CSharpComInterface::CoClass" <<endl; } else { cout << "Load...
Hi, When we call CoCreateInstance() , it fails with TYPE MISMATCH error in Visual Studio 2017\2019 and the below is the sample code for CoCreateInstance. CComPtr<IServer> m_pSServer; HRESULT hr = m_pSServer.CoCreateInstance(__uuidof(CServer), NULL,
在 VisualStudio 升级到 2022 版本，或者是升级 dotnet sdk 到 dotnet 6 版本，将会更新构建调度，让源...
CComPtr<IMoniker> Moniker;WCHAR wszCLSID[50];WCHAR wszMonikerName[300];StringFromGUID2(rclsid,wszCLSID,sizeof(wszCLSID) / sizeof(wszCLSID[0])); hr = StringCchPrintfW(wszMonikerName, sizeof(wszMonikerName)/sizeof(wszMonikerName[0]), L"Elevation:Administrator!new:%s", wszCLSID);...
HRESULT CoCreateAdminInstance(HWND hwnd, REFCLSID rclsid, REFIID riid, __out void ** ppv) { // Manual implementation of CreateInstanceAsAdmin CComPtr<IBindCtx> BindCtx; HRESULT hr = CreateBindCtx(0,&BindCtx); BIND_OPTS3 bo; memset(&bo, 0, sizeof(bo)); bo.cbStruct = size...
问CoCreateInstance失败，出现未知错误EN早上闲来无事，在cpanel后台转悠，看到了hotlink保护，想想是不是设置...
EasyCVR是我们支持协议最全面的视频平台，它能支持主流协议包括国标GB/T28181、RTMP、RTSP/Onvif协议，...
CComPtr pIntelMediaSDKH264Encoder; hr = pIntelMediaSDKH264Encoder.CoCreateInstance(CLSID_H264EncFilter); CHECK_HR(hr, "Can't create Intel Media SDK H.264 Encoder"); hr = pGraph->AddFilter(pIntelMediaSDKH264Encoder, L"Intel Media SDK H.264 Encoder"); CH...