C++ - int[] to SafeArray 변환 테스트

 int getPerspectiveTransform(char* src_img_file, char* dst_img_file)

{

int result;

const int nPoints = 8;

_bstr_t src_img_file2(src_img_file);

_bstr_t dst_img_file2(dst_img_file);

int src_pts[8] = { 10, 25, 120, 790, 2200, 750, 2275, 10 };

int dst_pts[8] = { 10, 25, 10, 790, 2275, 790, 2275, 25 };

SAFEARRAY* output;

SAFEARRAYBOUND BoundOutput;

BoundOutput.cElements = nPoints;

BoundOutput.lLbound = 0;

output = SafeArrayCreate(VT_I4, 1, &BoundOutput);

int* pdata1;

SafeArrayAccessData(output, (void**)&pdata1);

for (int i = 0; i < nPoints; i++)

pdata1[i] = src_pts[i];

SafeArrayUnaccessData(output);

SAFEARRAY* output2;

SAFEARRAYBOUND BoundOutput2;

BoundOutput2.cElements = nPoints;

BoundOutput2.lLbound = 0;

output2 = SafeArrayCreate(VT_I4, 1, &BoundOutput2);

int* pdata2;

SafeArrayAccessData(output2, (void**)&pdata2);

for (int i = 0; i < nPoints; i++)

pdata2[i] = dst_pts[i];

SafeArrayUnaccessData(output2);

OpenCVInterface* ocv = NULL;

CoInitialize(NULL);

HRESULT hr = CoCreateInstance(CLSID_OpenCV, NULL, CLSCTX_INPROC_SERVER, IID_OpenCVInterface, reinterpret_cast<void**>(&ocv));

if (SUCCEEDED(hr))

{

result = ocv->getPerspectiveTransform(src_img_file2, dst_img_file2, output, output2);

result = 1;

}

else

result = 0;

return result;

}