Method Init

Revision as of 13:05, 8 July 2014

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Производит инициализацию данных объекта, для объектов - сплитеров или ридеров производит открытие файлов и начальный парсинг.

HRESULT Init()

Returns:

S_OK                                Converted data in pbDst returned
S_FALSE                             Required data is not found
HRESULT_FROM_WIN32(ERROR_MORE_DATA) Destination buffer is too small to receive the data
E_POINTER                           One or more NULL pointer argument
E_INVALIDARG                        One or more arguments are invalid
E_FAIL                              Object not initialized yet or other failure.

Sample

  //---------------------------------
  // Create MXF Reader object
  CComPtr<IAVObject>	spReader;
 
  HRESULT hr = Create_MXFReader(&spReader); 
  if (hr != S_OK)
     return hr;
 
  //---------------------------------
  // Set filename
  CComQIPtr<IAVProperties> spProps(spReader);
  ATLASSERT(spProps != NULL);
 
  hr = spProps->PropsSet(L"source", L"file.mxf");
  if(hr != S_OK)
    return hr;
 
  //---------------------------------
  // Init Object
  hr = spReader->Init();
  if(hr != S_OK)
    return hr;