static HRESULT ReadAAFFile(aafWChar* pFileName)
{
IAAFFile* pFile = NULL;
IAAFHeader* pHeader = NULL;
IAAFDictionary* pDictionary = NULL;
IEnumAAFCodecDefs *pPlug = NULL;
IEnumAAFCodecDefs *pClonePlug = NULL;
IAAFDefObject* pDef = NULL;
IAAFCodecDef* pCodecDef = NULL;
IAAFCodecDef* pArray[2] = { NULL, NULL };
IAAFCodecDef** pArrayDef = pArray;
bool bFileOpen = false;
HRESULT hr = S_OK;
wchar_t testString[256];
aafUInt32 resultCount;
try
{
// Open the AAF file
checkResult(AAFFileOpenExistingRead(pFileName, 0, &pFile));
bFileOpen = true;
// Get the AAF file header.
checkResult(pFile->GetHeader(&pHeader));
checkResult(pHeader->GetDictionary(&pDictionary));
checkResult(pDictionary->GetCodecDefs(&pPlug));
/* Read and check the first element */
checkResult(pPlug->NextOne(&pCodecDef));
checkResult(pCodecDef->QueryInterface (IID_IAAFDefObject,
(void **)&pDef));
checkResult(pDef->GetName (testString, sizeof(testString)));
checkExpression (wcscmp(testString, sName1) == 0, AAFRESULT_TEST_FAILED);
pCodecDef->Release();
pCodecDef = NULL;
pDef->Release();
pDef = NULL;
/* Read and check the second element */
checkResult(pPlug->NextOne(&pCodecDef));
checkResult(pCodecDef->QueryInterface (IID_IAAFDefObject,
(void **)&pDef));
checkResult(pDef->GetName (testString, sizeof(testString)));
checkExpression (wcscmp(testString, sName2) == 0, AAFRESULT_TEST_FAILED);
pCodecDef->Release();
pCodecDef = NULL;
pDef->Release();
pDef = NULL;
/* Reset, and check the first element again*/
checkResult(pPlug->Reset());
checkResult(pPlug->NextOne(&pCodecDef));
checkResult(pCodecDef->QueryInterface (IID_IAAFDefObject,
(void **)&pDef));
checkResult(pDef->GetName (testString, sizeof(testString)));
checkExpression (wcscmp(testString, sName1) == 0, AAFRESULT_TEST_FAILED);
pCodecDef->Release();
pCodecDef = NULL;
pDef->Release();
pDef = NULL;
/* Reset, Skip, and check the second element again*/
checkResult(pPlug->Reset());
checkResult(pPlug->Skip(1));
checkResult(pPlug->NextOne(&pCodecDef));
checkResult(pCodecDef->QueryInterface (IID_IAAFDefObject,
(void **)&pDef));
checkResult(pDef->GetName (testString, sizeof(testString)));
checkExpression (wcscmp(testString, sName2) == 0, AAFRESULT_TEST_FAILED);
pCodecDef->Release();
pCodecDef = NULL;
pDef->Release();
pDef = NULL;
/* Reset, and read both elements */
checkResult(pPlug->Reset());
checkResult(pPlug->Next (2, (IAAFCodecDef **)&pArray, &resultCount));
checkExpression (resultCount == 2, AAFRESULT_TEST_FAILED);
checkResult(pArrayDef[0]->QueryInterface (IID_IAAFDefObject,
(void **)&pDef));
checkResult(pDef->GetName (testString, sizeof(testString)));
checkExpression (wcscmp(testString, sName1) == 0, AAFRESULT_TEST_FAILED);
pDef->Release();
pDef = NULL;
checkResult(pArrayDef[1]->QueryInterface (IID_IAAFDefObject,
(void **)&pDef));
checkResult(pDef->GetName (testString, sizeof(testString)));
checkExpression (wcscmp(testString, sName2) == 0, AAFRESULT_TEST_FAILED);
pDef->Release();
pDef = NULL;
pArrayDef[0]->Release();
pArrayDef[0] = NULL;
pArrayDef[1]->Release();
pArrayDef[1] = NULL;
/* Read one past to make sure that it fails */
checkExpression(pPlug->NextOne(&pCodecDef) != AAFRESULT_SUCCESS, AAFRESULT_TEST_FAILED);
/* Clone the enumerator, and read one element */
checkResult(pPlug->Clone(&pClonePlug));
checkResult(pClonePlug->Reset());
checkResult(pClonePlug->NextOne(&pCodecDef));
checkResult(pCodecDef->QueryInterface (IID_IAAFDefObject,
(void **)&pDef));
checkResult(pDef->GetName (testString, sizeof(testString)));
checkExpression (wcscmp(testString, sName1) == 0, AAFRESULT_TEST_FAILED);
pCodecDef->Release();
pCodecDef = NULL;
pDef->Release();
pDef = NULL;
}
catch (HRESULT& rResult)
{
hr = rResult;
}
// Cleanup and return
if (pHeader)
pHeader->Release();
if (pDictionary)
pDictionary->Release();
if (pPlug)
pPlug->Release();
if (pClonePlug)
pClonePlug->Release();
if (pDef)
pDef->Release();
if (pCodecDef)
pCodecDef->Release();
if (pArray[0])
pArray[0]->Release();
if (pArray[1])
pArray[1]->Release();
if (pFile)
{ // Close file
if (bFileOpen)
pFile->Close();
pFile->Release();
}
return hr;
}
