My application work on my system, but can't start on other
error:
or:
from other application, crashed when i call cameraCollection->enum after cameraCollection.CoCreateInstance(CLSID_NPCameraCollection) but cameraCollection == NULL
All system has TrackIR3Pro or TrackIR4 installed
Optitrack_GrayscaleSample_v3 work only my system too!!!
Code: Select all
#include <windows.h>
#include <optitrack.h>
#include <atlbase.h>
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow)
{
HRESULT hr;
CComPtr<INPCameraCollection> cameraCollection;
CoInitialize(NULL);
hr = CoCreateInstance(__uuidof(NPCameraCollection), NULL, CLSCTX_ALL,
__uuidof(INPCameraCollection), (void **) &cameraCollection);
//hr = cameraCollection.CoCreateInstance(CLSID_NPCameraCollection);
switch (hr)
{
case S_OK:
MessageBox(NULL, L"S_OK", L"CoCreateInstance result", 0);
break;
case E_ABORT:
MessageBox(NULL, L"E_ABORT", L"CoCreateInstance result", 0);
break;
case E_ACCESSDENIED:
MessageBox(NULL, L"E_ACCESSDENIED", L"CoCreateInstance result", 0);
break;
case E_FAIL:
MessageBox(NULL, L"E_FAIL", L"CoCreateInstance result", 0);
break;
case E_HANDLE:
MessageBox(NULL, L"E_HANDLE", L"CoCreateInstance result", 0);
break;
case E_INVALIDARG:
MessageBox(NULL, L"E_INVALIDARG", L"CoCreateInstance result", 0);
break;
case E_NOINTERFACE:
MessageBox(NULL, L"E_NOINTERFACE", L"CoCreateInstance result", 0);
break;
case E_NOTIMPL:
MessageBox(NULL, L"E_NOTIMPL", L"CoCreateInstance result", 0);
break;
case E_OUTOFMEMORY:
MessageBox(NULL, L"E_OUTOFMEMORY", L"CoCreateInstance result", 0);
break;
case E_POINTER:
MessageBox(NULL, L"E_POINTER", L"CoCreateInstance result", 0);
break;
case E_UNEXPECTED:
MessageBox(NULL, L"E_UNEXPECTED", L"CoCreateInstance result", 0);
break;
default:
MessageBox(NULL, L"Default", L"CoCreateInstance result", 0);
break;
}
cameraCollection.Release();
CoUninitialize();
return 0;
}