C++ IAAFMobSlot类代码示例

static HRESULT ReadAAFFile(aafWChar* pFileName)
{
	IAAFFile*		pFile = NULL;
	bool bFileOpen = false;
	IAAFHeader*		pHeader = NULL;
	IEnumAAFMobs*	pMobIter = NULL;
	IAAFMob*		pMob = NULL;
	IAAFMasterMob*		pMasterMob = NULL;
	IEnumAAFMobSlots*	pSlotIter = NULL;
	IAAFMobSlot*		pSlot;
	aafNumSlots_t	numMobs;
	aafSearchCrit_t	criteria;
	IAAFSearchSource*  pSearchSource = NULL;
	IAAFFindSourceInfo*  pSourceInfo = NULL;
	IAAFMob* si_mob = NULL;  //mob used by SourceInfo intf.

	HRESULT			hr = S_OK;
	
	
	
	try
	{
		// Open the AAF file
		checkResult(AAFFileOpenExistingRead(pFileName, 0, &pFile));
		bFileOpen = true;
		
		// Get the AAF file header.
		checkResult(pFile->GetHeader(&pHeader));

		// Validate that there is on one master mob in the test file.
		checkResult(pHeader->CountMobs(kAAFMasterMob, &numMobs));
		checkExpression(1 == numMobs, AAFRESULT_TEST_FAILED);
		
		// Enumerate over Master MOBs
		criteria.searchTag = kAAFByMobKind;
		criteria.tags.mobKind = kAAFMasterMob;
		checkResult(pHeader->GetMobs(&criteria, &pMobIter));
		while (pMobIter && pMobIter->NextOne(&pMob) == AAFRESULT_SUCCESS)
		{
			aafWChar			name[500];
			aafNumSlots_t		numSlots = 0;
			aafMobID_t				mobID;
			
			// TODO: Test Master MOB specific methods here
			checkResult(pMob->QueryInterface(IID_IAAFMasterMob, (void **) &pMasterMob));
			
			checkResult(pMob->GetName(name, sizeof(name)));
			checkExpression(wcscmp(name, MobName) == 0, AAFRESULT_TEST_FAILED);
			
			checkResult(pMob->GetMobID(&mobID));
			checkExpression(0 == memcmp(&mobID, &TEST_Master_MobID, sizeof(mobID)), AAFRESULT_TEST_FAILED);
			
			checkResult(pMob->CountSlots(&numSlots));
			checkExpression(NumMobSlots == numSlots, AAFRESULT_TEST_FAILED);
			
			//AAFRESULT STDMETHODCALLTYPE
			//   ImplAAFMasterMob::GetTapeNameBufLen (0,
			//										 aafInt32*  pLen)
			unsigned long	s = 0;
			
			// Enumerate over all MOB slots for this MOB
			checkResult(pMob->GetSlots(&pSlotIter));
			while (pSlotIter && pSlotIter->NextOne(&pSlot) == AAFRESULT_SUCCESS)
			{
				aafWChar			slotName[500];
				aafSlotID_t			slotID;
				//aafUInt32			bufSize = 0;
				
				// Validate the slot name
				checkResult(pSlot->GetName(slotName, sizeof(slotName)));
				checkExpression(wcscmp(slotName, slotNames[s]) == 0, AAFRESULT_TEST_FAILED);
				
				// Validate the slot id.
				checkResult(pSlot->GetSlotID(&slotID));
				checkExpression(slotID == s+1, AAFRESULT_TEST_FAILED);

				//Now, do a search source  ...............

				//Get a search source intf.
				checkResult( pMasterMob->QueryInterface(IID_IAAFSearchSource, (void**)&pSearchSource) );

				//From the searchsource inft, get a FindSourceINfo intf.
				checkResult ( pSearchSource->SearchSource(
					slotID,
					0,
					kAAFTapeMob,
					NULL, //don't care about Media Criteria
					NULL, //don't care about operation choice
					&pSourceInfo));

				//This is an important milestone! At this point, we were successful - about getting a pSourceInfo intf.
				//  so, release the search source intf.
				if (pSearchSource)
				{
					pSearchSource->Release();
					pSearchSource=NULL;
				}

				//NOw, simply test the methods on the (final) SourceInfo intf.
				aafRational_t si_editRate = {-1};
//.........这里部分代码省略.........

static HRESULT OpenAAFFile(aafWChar * pFileName)
{
	IAAFFile*					pFile = NULL;
	IAAFHeader*					pHeader = NULL;
	IAAFDictionary*				pDictionary = NULL;
	IAAFMob*					pMob = NULL;
	IAAFEssenceAccess*			pEssenceAccess = NULL;
	IAAFEssenceFormat*			pFormat = NULL;
	IEnumAAFMobs*				pMobIter = NULL;
	aafNumSlots_t				numMobs, numSlots;
	aafSearchCrit_t				criteria;
	aafMobID_t					mobID;
	IAAFDataDef					*pSoundDef = NULL;
	IAAFMobSlot*				pMobSlot = NULL;


	// Open an AAF file
	check(AAFFileOpenExistingRead (pFileName, 0, &pFile));
	check(pFile->GetHeader(&pHeader));

	// Open raw audio output file
	FILE		*output;
	const char	*output_file = "raw.pcm";

	if ((output = fopen(output_file, "wb")) == NULL)
	{
		perror(output_file);
		exit(1);
	}

	// Get the AAF Dictionary from the file
	check(pHeader->GetDictionary(&pDictionary));

	/* Lookup any necessary data definitions. */
	check(pDictionary->LookupDataDef(kAAFDataDef_Sound, &pSoundDef));

	/* Check number of Mobs in file */
	check(pHeader->CountMobs(kAAFMasterMob, &numMobs));
	if (numMobs == 0)
	{
		printf("No Master Mobs found in AAF file\n");
		return 0;
	}

	printf("Found %d Master Mobs\n", numMobs);
	criteria.searchTag = kAAFByMobKind;
	criteria.tags.mobKind = kAAFMasterMob;
	check(pHeader->GetMobs(&criteria, &pMobIter));

	while (AAFRESULT_SUCCESS == pMobIter->NextOne(&pMob))
	{
		char mobIDstr[256];
		aafWChar	namebuf[1204];
		IAAFTimelineMobSlot* pTimelineMobSlot = NULL;
		IAAFDataDef *pDataDef = NULL;
		IAAFEssenceFormat			*fmtTemplate =  NULL;
		unsigned char *dataBuff = NULL;

		IEnumAAFMobSlots* pMobSlotIter = NULL;


		check(pMob->GetMobID (&mobID));
		check(pMob->GetName (namebuf, sizeof(namebuf)));
		MobIDtoString(mobID, mobIDstr);
		printf("    MasterMob Name = '%ls'\n", namebuf);
		printf("        (mobID %s)\n", mobIDstr);
		
		// Get the number of slots
		check(pMob->CountSlots(&numSlots));
		
		// Iterating through all Mob Slots

		check(pMob->GetSlots(&pMobSlotIter));
		while(AAFRESULT_SUCCESS == pMobSlotIter->NextOne(&pMobSlot))
		{
			// Check to see if it is an Audio Timeline Mob Slot
			HRESULT hr;
			aafUInt32 MobSlotID;
	
			hr=pMobSlot->QueryInterface(IID_IAAFTimelineMobSlot,(void **) &pTimelineMobSlot);
			if (SUCCEEDED(hr))
			{
				check(pMobSlot->GetDataDef(&pDataDef));
	
				// Check that we have a sound file by examining its data definition
				aafBool bIsSoundKind = kAAFFalse;
				check(pDataDef->IsSoundKind(&bIsSoundKind));
	
				if (kAAFTrue == bIsSoundKind)
				{
					IAAFMasterMob*			pMasterMob = NULL;

					// Prepare to get audio data: first get MobSlotID
					check(pMobSlot->GetSlotID(&MobSlotID));
	
					// Then get a Master Mob interface
					check(pMob->QueryInterface(IID_IAAFMasterMob, (void **)&pMasterMob));
					
					// Open the Essence Data
					check(pMasterMob->OpenEssence(MobSlotID,
//.........这里部分代码省略.........

static HRESULT OpenAAFFile(aafWChar * pFileName, bool comp_enable)
{
	IAAFFile*					pFile = NULL;
	IAAFHeader*					pHeader = NULL;
	IAAFDictionary*				pDictionary = NULL;
	IAAFMob*					pMob = NULL;
	IAAFEssenceAccess*			pEssenceAccess = NULL;
	IEnumAAFMobs*				pMobIter = NULL;
	aafNumSlots_t				numMobs, numSlots;
	aafSearchCrit_t				criteria;
	aafMobID_t					mobID;
	IAAFDataDef					*pPictureDef = NULL;
	IAAFMobSlot*				pMobSlot = NULL;


	// Open an AAF file
	check(AAFFileOpenExistingRead (pFileName, 0, &pFile));
	check(pFile->GetHeader(&pHeader));

	// Open raw video output file
	FILE		*output;
	const char	*output_file = comp_enable ? "raw.uyvy" : "raw.mjpeg";

	if ((output = fopen(output_file, "wb")) == NULL)
	{
		perror(output_file);
		exit(1);
	}

	// Get the AAF Dictionary from the file
	check(pHeader->GetDictionary(&pDictionary));

	/* Lookup any necessary data definitions. */
	check(pDictionary->LookupDataDef(kAAFDataDef_Picture, &pPictureDef));

	/* Check number of Mobs in file */
	check(pHeader->CountMobs(kAAFMasterMob, &numMobs));
	if (numMobs == 0)
		return 0;

	printf("Found %d Master Mobs\n", numMobs);
	criteria.searchTag = kAAFByMobKind;
	criteria.tags.mobKind = kAAFMasterMob;
	check(pHeader->GetMobs(&criteria, &pMobIter));

	while (AAFRESULT_SUCCESS == pMobIter->NextOne(&pMob))
	{
		char mobIDstr[256];
		char mobName[256];
		aafWChar	namebuf[1204];
		IAAFTimelineMobSlot* pTimelineMobSlot = NULL;
		IAAFDataDef *pDataDef = NULL;

		IEnumAAFMobSlots* pMobSlotIter = NULL;


		check(pMob->GetMobID (&mobID));
		check(pMob->GetName (namebuf, sizeof(namebuf)));
		convert(mobName, sizeof(mobName), namebuf);
		MobIDtoString(mobID, mobIDstr);
		printf("    MasterMob Name = '%s'\n", mobName);
		printf("        (mobID %s)\n", mobIDstr);
		
		// Get the number of slots
		check(pMob->CountSlots(&numSlots));
		
		// Iterating through all Mob Slots

		check(pMob->GetSlots(&pMobSlotIter));
		while(AAFRESULT_SUCCESS == pMobSlotIter->NextOne(&pMobSlot))
		{
			// Check to see if it is a Video Timeline Mob Slot
			HRESULT hr;
	
			hr = pMobSlot->QueryInterface(IID_IAAFTimelineMobSlot,(void **) &pTimelineMobSlot);
			if (FAILED(hr))
			{
				pMobSlot->Release();
				pMobSlot = NULL;
				continue;
			}

			check(pMobSlot->GetDataDef(&pDataDef));

			// Check that we have a picture data def
			aafBool bIsPictureKind = kAAFFalse;
			check(pDataDef->IsPictureKind(&bIsPictureKind));

			if (kAAFTrue != bIsPictureKind)
			{
				pTimelineMobSlot->Release();
				pTimelineMobSlot = NULL;

				pDataDef->Release();
				pDataDef = NULL;
				continue;			// skip non-picture data defs
			}

			aafUInt32 MobSlotID;
			IAAFMasterMob*			pMasterMob = NULL;
//.........这里部分代码省略.........

static HRESULT ReadAAFFile(aafWChar * pFileName)
{
	// IAAFSession *				pSession = NULL;
	IAAFFile *					pFile = NULL;
	IAAFHeader *				pHeader = NULL;
	IEnumAAFMobs*				pMobIter = NULL;
	IAAFMob*					pMob = NULL;
	IAAFMob*					pReferencedMob = NULL;
	IEnumAAFMobSlots*			pSlotIter = NULL;
	IAAFMobSlot*				pSlot = NULL;
	IAAFSegment*				pSegment = NULL;
	IAAFDescriptiveClip*				pDescClip = NULL;
	bool bFileOpen = false;
	aafSearchCrit_t				criteria;
	aafNumSlots_t				numMobs, numSlots;
	HRESULT						hr = AAFRESULT_SUCCESS;

	try
	{ 
    // Open the file
		checkResult(AAFFileOpenExistingRead(pFileName, 0, &pFile));
		bFileOpen = true;
 
    // We can't really do anthing in AAF without the header.
		checkResult(pFile->GetHeader(&pHeader));

		// Get the number of mobs in the file (should be one)
		checkResult(pHeader->CountMobs(kAAFAllMob, &numMobs));
		checkExpression(2 == numMobs, AAFRESULT_TEST_FAILED);

		// Enumerate over all Composition Mobs
		criteria.searchTag = kAAFByMobKind;
		criteria.tags.mobKind = kAAFCompMob;
		checkResult(pHeader->GetMobs(&criteria, &pMobIter));
		while (AAFRESULT_SUCCESS == pMobIter->NextOne(&pMob))
		{
			checkResult(pMob->CountSlots(&numSlots));
			checkExpression(1 == numSlots, AAFRESULT_TEST_FAILED);

			checkResult(pMob->GetSlots(&pSlotIter));
			while (AAFRESULT_SUCCESS == pSlotIter->NextOne(&pSlot))
			{
				// The segment should be a source clip...
				checkResult(pSlot->GetSegment(&pSegment));
				checkResult(pSegment->QueryInterface(IID_IAAFDescriptiveClip, (void **) &pDescClip));
				
				// Get, and test, the described slots from the marker.
			    aafUInt32 getDescribedSlotIDsVector[TestDescribedSlotIDsVectorSize];
			    aafUInt32 getDescribedSlotIDsVectorSize = 0;
			
			    checkResult( pDescClip->CountDescribedSlotIDs( &getDescribedSlotIDsVectorSize ) );
			    checkExpression( TestDescribedSlotIDsVectorSize == getDescribedSlotIDsVectorSize, AAFRESULT_TEST_FAILED );
			
			    checkExpression( AAFRESULT_SMALLBUF ==
					       pDescClip->GetDescribedSlotIDs( getDescribedSlotIDsVectorSize-1, getDescribedSlotIDsVector ),
					     AAFRESULT_TEST_FAILED );
			
			    checkResult( pDescClip->GetDescribedSlotIDs( getDescribedSlotIDsVectorSize, getDescribedSlotIDsVector ) );
			    checkExpression( 0 == memcmp( getDescribedSlotIDsVector, TestDescribedSlotIDsVector, sizeof(TestDescribedSlotIDsVector) ),
					     AAFRESULT_TEST_FAILED );
			
				
				
				pSlot->Release();
				pSlot = NULL;
			}

			pMob->Release();
			pMob = NULL;
		}

	}
  catch (HRESULT& rResult)
  {
    hr = rResult;
  }

	// Cleanup and return
	if (pReferencedMob)
		pReferencedMob->Release();

	if (pDescClip)
		pDescClip->Release();

	if (pSegment)
		pSegment->Release();

	if (pSlot)
		pSlot->Release();

	if (pSlotIter)
		pSlotIter->Release();

	if (pMob)
		pMob->Release();

	if (pMobIter)
		pMobIter->Release();

	if (pHeader)
//.........这里部分代码省略.........

void EventTest::OpenEvent()
{
  assert(_pHeader);

  HRESULT hr = S_OK;
  IAAFMob *pMob = NULL;
  IEnumAAFMobSlots *pEnumSlots = NULL;
  IAAFMobSlot *pMobSlot = NULL;
  IAAFEventMobSlot *pEventMobSlot = NULL;
  aafRational_t editRate = {0};
  IAAFSegment *pSegment = NULL;
  IAAFEvent *pEvent = NULL;
  aafPosition_t position;
  wchar_t eventComment[128];


  try
  {
    // Get the composition mob that we created to hold the
    checkResult(_pHeader->LookupMob(gMobID, &pMob));

    // Get the first mob slot and check that it is an event mob slot.
    checkResult(pMob->GetSlots(&pEnumSlots));
    checkResult(pEnumSlots->NextOne(&pMobSlot));
    checkResult(pMobSlot->QueryInterface(IID_IAAFEventMobSlot, (void **)&pEventMobSlot));
    checkResult(pEventMobSlot->GetEditRate(&editRate));
    checkExpression(0 == memcmp(&editRate, &_editRate, sizeof(editRate)), AAFRESULT_TEST_FAILED);

    // Get the event slot's segment and check that it is an event.
    checkResult(pMobSlot->GetSegment(&pSegment));
    checkResult(pSegment->QueryInterface(IID_IAAFEvent, (void **)&pEvent));

    // Now validate the event property values we thought were written to the
    // file.

    // Validate the position
    checkResult(pEvent->GetPosition(&position));
    checkExpression(0 == memcmp(&position, &_position, sizeof(position)), AAFRESULT_TEST_FAILED);

    // Validate the comment buffer size.
    aafUInt32 expectedLen = wcslen(_eventComment) + 1;
    aafUInt32 expectedSize = expectedLen * sizeof(wchar_t);
    aafUInt32 commentBufSize = 0;
    checkResult(pEvent->GetCommentBufLen(&commentBufSize));
    checkExpression(commentBufSize == expectedSize, AAFRESULT_TEST_FAILED);
    
    // Validate the event comment.
    checkExpression(commentBufSize <= sizeof(eventComment), AAFRESULT_TEST_FAILED);
    checkResult(pEvent->GetComment(eventComment, commentBufSize));
    checkExpression(0 == memcmp(eventComment, _eventComment, commentBufSize), AAFRESULT_TEST_FAILED); 
  }
  catch (HRESULT& rHR)
  {
    hr = rHR;
    // fall through and handle cleanup
  }

  // Cleanup local references
  if (pEvent)
  {
    pEvent->Release();
    pEvent = NULL;
  }

  if (pSegment)
  {
    pSegment->Release();
    pSegment = NULL;
  }

  if (pEventMobSlot)
  {
    pEventMobSlot->Release();
    pEventMobSlot = NULL;
  }

  if (pMobSlot)
  {
    pMobSlot->Release();
    pMobSlot = NULL;
  }

  if (pEnumSlots)
  {
    pEnumSlots->Release();
    pEnumSlots = NULL;
  }

  if (pMob)
  {
    pMob->Release();
    pMob = NULL;
  }



  // Propogate the error if necessary.
  checkResult(hr);
}

static HRESULT CreateAAFFile(
    aafWChar * pFileName,
    aafUID_constref fileKind,
    testRawStorageType_t rawStorageType,
    aafProductIdentification_constref productID)
{
	IAAFFile *					pFile = NULL;
	bool bFileOpen = false;
	IAAFHeader *        pHeader = NULL;
	IAAFDictionary*  pDictionary = NULL;
	IAAFMob						*pMob = NULL;
	IAAFMobSlot		*newSlot = NULL;
	IAAFSegment		*seg = NULL;
	IAAFSourceClip	*sclp = NULL;
	IAAFComponent	*pComp = NULL;
	HRESULT						hr = S_OK;
	
	
	try
	{
		// Remove the previous test file if any.
		RemoveTestFile(pFileName);
		
		// Create the file.
		checkResult(CreateTestFile( pFileName, fileKind, rawStorageType, productID, &pFile ));
		bFileOpen = true;
		
		// We can't really do anthing in AAF without the header.
		checkResult(pFile->GetHeader(&pHeader));
		
		// Get the AAF Dictionary so that we can create valid AAF objects.
		checkResult(pHeader->GetDictionary(&pDictionary));
		CAAFBuiltinDefs defs (pDictionary);
		
		//Make the first mob
		long	test;
		
		// Create a concrete subclass of Mob
		checkResult(defs.cdMasterMob()->
					CreateInstance(IID_IAAFMob, 
								   (IUnknown **)&pMob));
		
		checkResult(pMob->SetMobID(TEST_MobID));
		checkResult(pMob->SetName(L"MOBTest"));
		
		// Add some slots
		for(test = 0; test < 5; test++)
		{
			checkResult(defs.cdSourceClip()->
						CreateInstance(IID_IAAFSourceClip, 
									   (IUnknown **)&sclp));		
			
			checkResult(sclp->QueryInterface (IID_IAAFComponent, (void **)&pComp));
			checkResult(pComp->SetDataDef (defs.ddkAAFPicture()));
			pComp->Release();
			pComp = NULL;
			checkResult(sclp->QueryInterface (IID_IAAFSegment, (void **)&seg));
			
			// Create a concrete subclass of MobSlot
			checkResult(defs.cdStaticMobSlot()->
						CreateInstance(IID_IAAFMobSlot, 
									   (IUnknown **)&newSlot));		
			
			checkResult(newSlot->SetSegment(seg));
			checkResult(newSlot->SetSlotID(test+1));
			checkResult(newSlot->SetPhysicalNum(test+2));
			checkResult(newSlot->SetName(slotNames[test]));
			checkResult(pMob->AppendSlot (newSlot));
			
			newSlot->Release();
			newSlot = NULL;
			
			seg->Release();
			seg = NULL;
			
			sclp->Release();
			sclp = NULL;
		}
		
		// Add the mob to the file.
		checkResult(pHeader->AddMob(pMob));
	}
	catch (HRESULT& rResult)
	{
		hr = rResult;
	}
	
	
	// Cleanup and return
	if (newSlot)
		newSlot->Release();
	
	if (seg)
		seg->Release();
	
	if (sclp)
		sclp->Release();
	
	if (pComp)
		pComp->Release();
//.........这里部分代码省略.........

static HRESULT ReadAAFFile(aafWChar * pFileName)
{
	// IAAFSession *				pSession = NULL;
	IAAFFile *					pFile = NULL;
	IAAFHeader *				pHeader = NULL;
	IEnumAAFMobs*				pMobIter = NULL;
	IAAFMob*					pMob = NULL;
	IAAFMob*					pReferencedMob = NULL;
	IEnumAAFMobSlots*			pSlotIter = NULL;
	IAAFMobSlot*				pSlot = NULL;
	IAAFSegment*				pSegment = NULL;
	IAAFSourceClip*				pSourceClip = NULL;
	bool bFileOpen = false;
	aafSearchCrit_t				criteria;
	aafNumSlots_t				numMobs, numSlots;
	HRESULT						hr = AAFRESULT_SUCCESS;

	try
	{ 
    // Open the file
		checkResult(AAFFileOpenExistingRead(pFileName, 0, &pFile));
		bFileOpen = true;
 
    // We can't really do anthing in AAF without the header.
		checkResult(pFile->GetHeader(&pHeader));

		// Get the number of mobs in the file (should be one)
		checkResult(pHeader->CountMobs(kAAFAllMob, &numMobs));
		checkExpression(2 == numMobs, AAFRESULT_TEST_FAILED);

		// Enumerate over all Composition Mobs
		criteria.searchTag = kAAFByMobKind;
		criteria.tags.mobKind = kAAFCompMob;
		checkResult(pHeader->GetMobs(&criteria, &pMobIter));
		while (AAFRESULT_SUCCESS == pMobIter->NextOne(&pMob))
		{
			checkResult(pMob->CountSlots(&numSlots));
			checkExpression(1 == numSlots, AAFRESULT_TEST_FAILED);

			checkResult(pMob->GetSlots(&pSlotIter));
			while (AAFRESULT_SUCCESS == pSlotIter->NextOne(&pSlot))
			{
				// The segment should be a source clip...
				checkResult(pSlot->GetSegment(&pSegment));
				pSegment->Release();
				pSegment = NULL;
				pSlot->Release();
				pSlot = NULL;
			}

			pMob->Release();
			pMob = NULL;
		}

	}
  catch (HRESULT& rResult)
  {
    hr = rResult;
  }

	// Cleanup and return
	if (pReferencedMob)
		pReferencedMob->Release();

	if (pSourceClip)
		pSourceClip->Release();

	if (pSegment)
		pSegment->Release();

	if (pSlot)
		pSlot->Release();

	if (pSlotIter)
		pSlotIter->Release();

	if (pMob)
		pMob->Release();

	if (pMobIter)
		pMobIter->Release();

	if (pHeader)
		pHeader->Release();

	if (pFile) 
	{
		if (bFileOpen)
			pFile->Close();
		pFile->Release();
	}

	return hr;
}

static HRESULT ReadAAFFile(aafWChar * pFileName)
{
  IAAFDictionary		*pDictionary = NULL;
  IAAFFile 				*pFile = NULL;
  bool 					bFileOpen = false;
  IAAFHeader 			*pHeader = NULL;
  IEnumAAFMobs 			*mobIter = NULL;
  IAAFMob				*aMob = NULL;
  IEnumAAFMobSlots		*slotIter = NULL;
  IAAFMobSlot			*slot = NULL;
  aafNumSlots_t			numMobs, n, s;
  HRESULT				hr = S_OK;
  aafUInt32 			bufLen = 0;
  aafUInt32 			bytesRead = 0;
  aafUInt32				numFound = 0;
  aafWChar				value[500];
  IEnumAAFTaggedValues 	*enumTaggedVal = NULL;
  IAAFTaggedValue		*taggedVal = NULL;
  aafUID_t				testKey;
  IEnumAAFKLVData		*klvEnum = NULL;
  IAAFKLVData			*pKLVData = NULL;
  IAAFTypeDef*			pBaseType = NULL;
  IAAFSourceClip		*pSourceClip = NULL;
  IAAFSourceReference	*pSourceRef = NULL;
  IAAFSegment			*pSegment = NULL;
  aafMobID_t			sourceID;
  int 					i;


  try
	{
	  // Open the file
	  checkResult(AAFFileOpenExistingRead(pFileName, 0, &pFile));
	  bFileOpen = true;

	  // We can't really do anthing in AAF without the header.
	  checkResult(pFile->GetHeader(&pHeader));
	  checkResult(pHeader->GetDictionary(&pDictionary));
 	  CAAFBuiltinDefs defs (pDictionary);


	  checkResult(pHeader->CountMobs(kAAFAllMob, &numMobs));
	  checkExpression(1 == numMobs, AAFRESULT_TEST_FAILED);


	  aafSearchCrit_t		criteria;
	  criteria.searchTag = kAAFNoSearch;
	  checkResult(pHeader->GetMobs (&criteria, &mobIter));

	  for(n = 0; n < numMobs; n++)
		{
		  aafWChar		name[500], slotName[500];
		  aafNumSlots_t	numSlots;
		  aafMobID_t		mobID;
		  aafSlotID_t		trackID;
		  aafUInt32 nameBufLen = 0;

		  checkResult(mobIter->NextOne (&aMob));
      
	      // Check GetNameBufLen and GetName
	      checkExpression(aMob->GetNameBufLen(NULL) == AAFRESULT_NULL_PARAM, AAFRESULT_TEST_FAILED);
	      checkResult(aMob->GetNameBufLen(&nameBufLen));
	      checkExpression(((wcslen(mobName) + 1) * sizeof(aafCharacter)) == nameBufLen, AAFRESULT_TEST_FAILED);
		  checkExpression(aMob->GetName (NULL, nameBufLen) == AAFRESULT_NULL_PARAM, AAFRESULT_TEST_FAILED);
		  checkExpression(aMob->GetName (name, 4) == AAFRESULT_SMALLBUF, AAFRESULT_TEST_FAILED);
		  checkResult(aMob->GetName (name, nameBufLen));
		  checkExpression (wcscmp(mobName, name) == 0, AAFRESULT_TEST_FAILED);

	      // Check GetMobID
		  checkExpression(aMob->GetMobID (NULL) == AAFRESULT_NULL_PARAM, AAFRESULT_TEST_FAILED);
		  checkResult(aMob->GetMobID (&mobID));
		  checkExpression(memcmp(&MOBTestID, &mobID, sizeof(mobID)) == 0, AAFRESULT_TEST_FAILED);

		  // Check the time stamps
		  aafTimeStamp_t created = { {0,0,0}, {0,0,0,0} };
		  checkExpression(aMob->GetCreateTime(NULL) == AAFRESULT_NULL_PARAM, AAFRESULT_TEST_FAILED);
		  checkResult(aMob->GetCreateTime(&created));
		  checkTimeStampsAreEqual(creationTimeStamp, created);
		  aafTimeStamp_t modified = { {0,0,0}, {0,0,0,0} };
		  checkExpression(aMob->GetModTime(NULL) == AAFRESULT_NULL_PARAM, AAFRESULT_TEST_FAILED);
		  checkResult(aMob->GetModTime(&modified));
		  checkTimeStampsAreEqual(modificationTimeStamp, modified);

	      // Check the GetMobInfo data.
	      memset(&created, 0, sizeof(created));
	      memset(&modified, 0, sizeof(modified));
	      checkExpression(aMob->GetMobInfo(NULL, &created, 
      								   name, sizeof(name)) == AAFRESULT_NULL_PARAM,
      														  AAFRESULT_TEST_FAILED);
	      checkExpression(aMob->GetMobInfo(&modified, NULL, 
      								   name, sizeof(name)) == AAFRESULT_NULL_PARAM,
      														  AAFRESULT_TEST_FAILED);
	      checkExpression(aMob->GetMobInfo(&modified, &created, 
      								   NULL, sizeof(name)) == AAFRESULT_NULL_PARAM,
      														  AAFRESULT_TEST_FAILED);
		  checkExpression(aMob->GetMobInfo(&modified, &created, 
      								   name, 1) == AAFRESULT_SMALLBUF,
      												AAFRESULT_TEST_FAILED);
	      checkResult(aMob->GetMobInfo(&modified, &created, name, sizeof(name)));
		  checkTimeStampsAreEqual(creationTimeStamp, created);
//.........这里部分代码省略.........

static HRESULT ReadAAFFile(aafWChar * pFileName)
{
	IAAFFile				*pFile = NULL;
	bool					bFileOpen = false;
	IAAFHeader				*pHeader = NULL;
	IEnumAAFMobs			*mobIter = NULL;
	IAAFMob					*aMob = NULL;
	IEnumAAFMobSlots		*slotIter = NULL;
	IAAFMobSlot				*slot = NULL;
	IAAFSegment				*pSeg = NULL;
	IAAFSourceClip			*pSourceClip = NULL;
	IAAFDataDef *            pDataDef = 0;
	IAAFDefObject *          pDefObj = 0;
	aafNumSlots_t			numMobs, n;
	aafSlotID_t				s;
	aafUInt32				length;
	HRESULT					hr = S_OK;
	aafUID_t				readUID, typeUID = kAAFDataDef_Picture;
	
	try
	{
		// Open the file
		checkResult(AAFFileOpenExistingRead(pFileName, 0, &pFile));
		bFileOpen = true;
		
		// We can't really do anthing in AAF without the header.
		checkResult(pFile->GetHeader(&pHeader));
		
		
		checkResult(pHeader->CountMobs(kAAFAllMob, &numMobs));
		checkExpression(1 == numMobs, AAFRESULT_TEST_FAILED);
		
		
		aafSearchCrit_t		criteria;
		criteria.searchTag = kAAFNoSearch;
		checkResult(pHeader->GetMobs (&criteria, &mobIter));
		
		for(n = 0; n < numMobs; n++)
		{
			aafWChar		name[500], slotName[500];
			aafNumSlots_t	numSlots;
			aafMobID_t		mobID;
			aafSlotID_t		trackID;
			
			checkResult(mobIter->NextOne (&aMob));
			checkResult(aMob->GetName (name, sizeof(name)));
			checkResult(aMob->GetMobID (&mobID));
			
			checkResult(aMob->CountSlots (&numSlots));
			checkExpression(5 == numSlots, AAFRESULT_TEST_FAILED);
			
			checkResult(aMob->GetSlots(&slotIter));
			
			for(s = 0; s < (aafSlotID_t)numSlots; s++)
			{
				checkResult(slotIter->NextOne (&slot));
				checkResult(slot->GetNameBufLen(&length));
				checkResult(slot->GetName (slotName, length));
				checkExpression (wcscmp(slotName, slotNames[s]) == 0, AAFRESULT_TEST_FAILED);
				checkResult(slot->GetSlotID(&trackID));
				checkExpression (trackID == s+1, AAFRESULT_TEST_FAILED);
				checkResult(slot->GetPhysicalNum(&trackID));
				checkExpression (trackID == s+2, AAFRESULT_TEST_FAILED);
				checkResult(slot->GetPhysicalNum(&trackID));
				checkResult(slot->GetDataDef(&pDataDef));
				checkResult(pDataDef->QueryInterface (IID_IAAFDefObject, (void **)&pDefObj));
				checkResult(pDefObj->GetAUID(&readUID));
				checkExpression (memcmp(&typeUID, &readUID, sizeof(typeUID)) == 0, AAFRESULT_TEST_FAILED);
				checkResult(slot->GetSegment(&pSeg));
				checkResult(pSeg->QueryInterface (IID_IAAFSourceClip, (void **)&pSourceClip));
				pDataDef->Release();
				pDataDef = 0;
				pDefObj->Release ();
				pDefObj = 0;
				pSourceClip->Release();
				pSourceClip = NULL;
				pSeg->Release();
				pSeg = NULL;
				slot->Release();
				slot = NULL;
			}
			
			aMob->Release();
			aMob = NULL;
		}
	}
	catch (HRESULT& rResult)
	{
		hr = rResult;
	}
	
	// Cleanup object references
	if (slot)
	  {
		slot->Release();
		slot = 0;
	  }
	
	if (pSeg)
	  {
//.........这里部分代码省略.........

static HRESULT CreateAAFFile(
    aafWChar * pFileName,
    aafUID_constref fileKind,
    testRawStorageType_t rawStorageType,
    aafProductIdentification_constref productID)
{
  IAAFFile *					pFile = NULL;
  bool 							bFileOpen = false;
  IAAFHeader *        			pHeader = NULL;
  IAAFDictionary*  				pDictionary = NULL;
  IAAFMob						*pMob = NULL;
  IAAFMob						*pMob2 = NULL;
  IAAFMob2                      *pMobInterface2 = NULL;
  IAAFTimelineMobSlot 			*newSlot = NULL;
  IAAFStaticMobSlot 			*newStaticSlot=NULL;
  IAAFEventMobSlot 				*newEventSlot=NULL;
  IAAFSegment					*seg = NULL;
  IAAFSourceClip				*sclp = NULL;
  IAAFEvent						*event=NULL;
  IAAFComponent*				pComponent = NULL;
  IAAFClassDef					*pcdEventMeta=NULL;
  IAAFClassDef					*pcdEvent=NULL;
  IAAFClassDef					*pcdEventConcrete=NULL;
  HRESULT						hr = S_OK;
  aafNumSlots_t					numMobs;
  aafUInt32 					bufLen = 0;
  aafUInt32 					bytesRead = 0;
  aafUInt32 					numComments = 0;
  aafUInt32						numFound = 0;
  aafWChar						name[500];
  aafWChar						value[500];
  IEnumAAFTaggedValues 			*enumTaggedVal = NULL;
  IAAFTaggedValue				*taggedVal = NULL;
  IAAFMobSlot 					*mSlot = NULL;
  IAAFFiller 					*filler = NULL;
  IAAFKLVData					*pKLVData = NULL;
  IAAFTypeDef*					pBaseType = NULL;
  IAAFSourceReference 			*pSourceRef = NULL;
  IAAFTimecode					*pTimecode = NULL;
  aafTimecode_t					timecode;
  int 							i;


  try
	{
	  // Remove the previous test file if any.
	  RemoveTestFile(pFileName);

	  // Create the file.
	  checkResult(CreateTestFile( pFileName, fileKind, rawStorageType, productID, &pFile ));
	  bFileOpen = true;
 
	  // We can't really do anthing in AAF without the header.
	  checkResult(pFile->GetHeader(&pHeader));

	  // Get the AAF Dictionary so that we can create valid AAF objects.
	  checkResult(pHeader->GetDictionary(&pDictionary));
 		
	  CAAFBuiltinDefs defs (pDictionary);

	  //Make the first mob
	  long	test;

	  // Create a concrete subclass of Mob
	  checkResult(defs.cdMasterMob()->
				  CreateInstance(IID_IAAFMob, 
								 (IUnknown **)&pMob));
	  checkResult( pMob->QueryInterface(IID_IAAFMob2,(void**)&pMobInterface2));

	  checkResult(pMob->SetMobID(MOBTestID));
      checkExpression(pMob->GetNameBufLen(&bufLen) == AAFRESULT_PROP_NOT_PRESENT, AAFRESULT_TEST_FAILED);
      checkExpression(pMob->GetName(name, 0) == AAFRESULT_PROP_NOT_PRESENT, AAFRESULT_TEST_FAILED);
	  checkExpression(pMob->SetName(NULL) == AAFRESULT_NULL_PARAM, AAFRESULT_TEST_FAILED);
	  checkResult(pMob->SetName(mobName));
	  
	  checkResult(pMob->SetCreateTime(creationTimeStamp));
	  checkResult(pMob->SetModTime(modificationTimeStamp));

	  // Add some slots
	  for(test = 1; test < 6; test++)
		{
		  checkResult(defs.cdSourceClip()->
					  CreateInstance(IID_IAAFSourceClip, 
									 (IUnknown **)&sclp));		
		  checkResult(sclp->QueryInterface(IID_IAAFSourceReference, (void **)&pSourceRef));
		  checkResult(pSourceRef->SetSourceID(MOBTestID3));

		  checkResult(sclp->QueryInterface(IID_IAAFComponent, (void **)&pComponent));
		  checkResult(pComponent->SetDataDef(defs.ddkAAFPicture()));

		  checkResult(sclp->QueryInterface (IID_IAAFSegment, (void **)&seg));

		  aafRational_t editRate = { 0, 1};
		  checkResult(pMob->AppendNewTimelineSlot (editRate,
												   seg,
												   test+1,
												   slotNames[test],
												   0,
												   &newSlot));

//.........这里部分代码省略.........

static HRESULT ReadAAFFile(aafWChar * pFileName)
{
	IAAFFile			*pFile = NULL;
	bool				bFileOpen = false;
	IAAFHeader			*pHeader = NULL;
	IEnumAAFMobs		*mobIter = NULL;
	IAAFMob				*aMob = NULL;
	IEnumAAFMobSlots	*slotIter = NULL;
	IAAFMobSlot			*slot = NULL;
	aafNumSlots_t		numMobs, n, s;
	HRESULT				hr = S_OK;
	IAAFMobSlot*		pArray[2] = { NULL, NULL };
	IAAFMobSlot**		pArrayDef = pArray;
	aafUInt32			resultCount;
	IEnumAAFMobSlots	*slotClone = NULL;
	
	
	try
	{
		// Open the file
		checkResult(AAFFileOpenExistingRead(pFileName, 0, &pFile));
		bFileOpen = true;
		
		// We can't really do anthing in AAF without the header.
		checkResult(pFile->GetHeader(&pHeader));
		
		
		checkResult(pHeader->CountMobs(kAAFAllMob, &numMobs));
		checkExpression(1 == numMobs, AAFRESULT_TEST_FAILED);
		
		
		aafSearchCrit_t		criteria;
		criteria.searchTag = kAAFNoSearch;
		checkResult(pHeader->GetMobs (&criteria, &mobIter));
		
		for(n = 0; n < numMobs; n++)
		{
			aafWChar		name[500], slotName[500];
			aafNumSlots_t	numSlots;
			aafMobID_t		mobID;
			aafSlotID_t		trackID;
			
			checkResult(mobIter->NextOne (&aMob));
			checkResult(aMob->GetName (name, sizeof(name)));
			checkResult(aMob->GetMobID (&mobID));
			
			checkResult(aMob->CountSlots (&numSlots));
			checkExpression(5 == numSlots, AAFRESULT_TEST_FAILED);
			
			checkResult(aMob->GetSlots(&slotIter));
			
			/* Read and check all elements using NextOne */
			for(s = 0; s < numSlots; s++)
			{
				checkResult(slotIter->NextOne (&slot));
				checkResult(slot->GetName (slotName, sizeof(slotName)));
				checkResult(slot->GetSlotID(&trackID));
				checkExpression (wcscmp(slotName, slotNames[s]) == 0, AAFRESULT_TEST_FAILED);
				
				slot->Release();
				slot = NULL;
			}
			/* Read one past to make sure that it fails */
			checkExpression(slotIter->NextOne(&slot) != AAFRESULT_SUCCESS, AAFRESULT_TEST_FAILED);
			/* Reset, and check the first element again*/
			checkResult(slotIter->Reset());
			checkResult(slotIter->NextOne (&slot));
			checkResult(slot->GetName (slotName, sizeof(slotName)));
			checkResult(slot->GetSlotID(&trackID));
			checkExpression (wcscmp(slotName, slotNames[0]) == 0, AAFRESULT_TEST_FAILED);
			slot->Release();
			slot = NULL;
			/* Reset, Skip, and check the second element again*/
			checkResult(slotIter->Reset());
			checkResult(slotIter->Skip(1));
			checkResult(slotIter->NextOne (&slot));
			checkResult(slot->GetName (slotName, sizeof(slotName)));
			checkResult(slot->GetSlotID(&trackID));
			checkExpression (wcscmp(slotName, slotNames[1]) == 0, AAFRESULT_TEST_FAILED);
			slot->Release();
			slot = NULL;
			
			/* Reset, and read both elements */
			checkResult(slotIter->Reset());
			checkResult(slotIter->Next (2, (IAAFMobSlot **)&pArray, &resultCount));
			checkExpression (resultCount == 2, AAFRESULT_TEST_FAILED);
			checkResult(pArrayDef[0]->GetName (slotName, sizeof(slotName)));
			checkResult(pArrayDef[0]->GetSlotID(&trackID));
			checkExpression (wcscmp(slotName, slotNames[0]) == 0, AAFRESULT_TEST_FAILED);
			checkResult(pArrayDef[1]->GetName (slotName, sizeof(slotName)));
			checkResult(pArrayDef[1]->GetSlotID(&trackID));
			checkExpression (wcscmp(slotName, slotNames[1]) == 0, AAFRESULT_TEST_FAILED);
			pArrayDef[0]->Release();
			pArrayDef[0] = NULL;
			pArrayDef[1]->Release();
			pArrayDef[1] = NULL;

			/* Clone the enumerator, and read one element */
			checkResult(slotIter->Clone(&slotClone));
			checkResult(slotClone->Reset());
//.........这里部分代码省略.........

static HRESULT ReadAAFFile(aafWChar * pFileName)
{
	IAAFFile *					pFile = NULL;
	bool bFileOpen = false;
	IAAFHeader *				pHeader = NULL;
	IEnumAAFMobs *mobIter = NULL;
	IAAFMob			*aMob = NULL;
	IEnumAAFMobSlots	*slotIter = NULL;
	IEnumAAFTaggedValues* pCommentIterator = NULL;
	IAAFTaggedValue*		pComment = NULL;

	IAAFMobSlot		*slot = NULL;
	aafNumSlots_t	numMobs, n, slt;
	aafUInt32		numComments, bytesRead, com;
	HRESULT						hr = S_OK;
	aafWChar		tag[64];
	aafWChar		Value[64];
	aafSearchCrit_t	criteria;

	try
	{
		// Open the file
		checkResult(AAFFileOpenExistingRead(pFileName, 0, &pFile));
		bFileOpen = true;

		// We can't really do anthing in AAF without the header.
  		checkResult(pFile->GetHeader(&pHeader));

		criteria.searchTag = kAAFByMobKind;
		criteria.tags.mobKind = kAAFCompMob;


		checkResult(pHeader->CountMobs(kAAFCompMob, &numMobs));
		checkExpression(1 == numMobs, AAFRESULT_TEST_FAILED);


		checkResult(pHeader->GetMobs (&criteria, &mobIter));

		for(n = 0; n < numMobs; n++)
		{
			aafWChar		name[500], slotName[500];
			aafNumSlots_t	numSlots;
			aafMobID_t		mobID;
			aafSlotID_t		trackID;

			checkResult(mobIter->NextOne (&aMob));
			checkResult(aMob->GetName (name, sizeof(name)));
			checkResult(aMob->GetMobID (&mobID));

			// Check for comments
			checkResult(aMob->CountComments(&numComments));
			checkExpression(1 == numComments, AAFRESULT_TEST_FAILED);
			checkResult(aMob->GetComments(&pCommentIterator));
			for(com = 0; com < numComments; com++)
			{
				checkResult(pCommentIterator->NextOne(&pComment));
				checkResult(pComment->GetName(tag, sizeof(tag)));
				checkResult(pComment->GetValue( sizeof(Value), (unsigned char *)Value, &bytesRead));
				checkExpression(wcscmp(tag, TagNames)== 0, AAFRESULT_TEST_FAILED);
				checkExpression(wcscmp(Value, AltComment)== 0, AAFRESULT_TEST_FAILED);
				pComment->Release();
			}
			pCommentIterator->Release();
			
			checkResult(aMob->CountSlots (&numSlots));
			checkExpression(5 == numSlots, AAFRESULT_TEST_FAILED);

			checkResult(aMob->GetSlots(&slotIter));

			for(slt = 0; slt < numSlots; slt++)
			{
				checkResult(slotIter->NextOne (&slot));
				checkResult(slot->GetName (slotName, sizeof(slotName)));
				checkResult(slot->GetSlotID(&trackID));
				checkExpression (wcscmp(slotName, slotNames[slt]) == 0, AAFRESULT_TEST_FAILED);

				slot->Release();
				slot = NULL;
			}

			aMob->Release();
			aMob = NULL;
		}
	}
	catch (HRESULT& rResult)
	{
    hr = rResult;
	}

	// Cleanup object references
  if (slot)
    slot->Release();

  if (slotIter)
    slotIter->Release();

  if (aMob)
    aMob->Release();

  if (mobIter)
//.........这里部分代码省略.........

static HRESULT ProcessAAFFile(const aafWChar * pFileName, testType_t testType)
{
	IAAFFile *					pFile = NULL;
	IAAFHeader *				pHeader = NULL;
	IAAFDictionary*				pDictionary = NULL;
	IEnumAAFMobs*				pMobIter = NULL;
	aafNumSlots_t				numMobs, numSlots;
	aafSearchCrit_t				criteria;
	aafMobID_t					mobID;
	aafWChar					namebuf[1204];
	const aafWChar*				slotName = L"A slot in Composition Mob";
	IAAFComponent*				pComponent = NULL;
	IAAFComponent*				aComponent = NULL;
	IEnumAAFMobSlots*			pMobSlotIter = NULL;
	IAAFMobSlot*				pMobSlot = NULL;
	IAAFTimelineMobSlot*		newSlot = NULL;
	IAAFSegment*				seg = NULL;
	IAAFSegment*				pSegment = NULL;
	IAAFMob*					pCompMob = NULL;
	IAAFMob*					pMob = NULL;
	aafPosition_t				zeroPos = 0;
	IAAFSequence*				pAudioSequence = NULL;
	IAAFSourceClip*				pSourceClip = NULL;
	aafLength_t					duration;
	IAAFTimelineMobSlot* pTimelineMobSlot = NULL;
  IAAFClassDef *pCompositionMobDef = NULL;
  IAAFClassDef *pSequenceDef = NULL;
  IAAFClassDef *pSourceClipDef = NULL;
  IAAFDataDef *pSoundDef = NULL;
  IAAFDataDef *pDataDef = NULL;
	

	// Set the edit rate information
	aafRational_t				editRate;
	editRate.numerator = 48000;
	editRate.denominator = 1;

	// Set search condition to true
	bool lookingForAudio = true;

	// Call the routine (from ExportAudioExample) to make the file for processing
	check(CreateAAFFile(pwFileName, NULL, testStandardCalls, &pFile));

	/* Get the Header and iterate through the Master Mobs in the existing file */
	check(pFile->GetHeader(&pHeader));
	check(pHeader->GetDictionary(&pDictionary));

	
  /* Lookup class definitions for the objects we want to create. */
  check(pDictionary->LookupClassDef(AUID_AAFCompositionMob, &pCompositionMobDef));
  check(pDictionary->LookupClassDef(AUID_AAFSequence, &pSequenceDef));
  check(pDictionary->LookupClassDef(AUID_AAFSourceClip, &pSourceClipDef));

  /* Lookup any necessary data definitions. */
  check(pDictionary->LookupDataDef(kAAFDataDef_Sound, &pSoundDef));
  

	// Get the number of master mobs in the existing file (must not be zero)
	check(pHeader->CountMobs(kAAFMasterMob, &numMobs));
	if (numMobs != 0)
	{
		printf("Found %d Master Mobs\n", numMobs);
		criteria.searchTag = kAAFByMobKind;
		criteria.tags.mobKind = kAAFMasterMob;
		check(pHeader->GetMobs(&criteria, &pMobIter));

		/* Create a Composition Mob */
		check(pCompositionMobDef->
			  CreateInstance(IID_IAAFMob,
							 (IUnknown **)&pCompMob));
		/* Append the Mob to the Header */
		check(pHeader->AddMob(pCompMob));
 
		/* Create a TimelineMobSlot with an audio sequence */
		check(pSequenceDef->
			  CreateInstance(IID_IAAFSequence,
							 (IUnknown **)&pAudioSequence));
		check(pAudioSequence->QueryInterface(IID_IAAFSegment, (void **)&seg));

		check(pAudioSequence->QueryInterface(IID_IAAFComponent,
											 (void **)&aComponent));

		check(aComponent->SetDataDef(pSoundDef));
		check(pCompMob->AppendNewTimelineSlot(editRate, seg, 1, slotName, zeroPos, &newSlot));
    seg->Release();
    seg = NULL;
    newSlot->Release();
    newSlot = NULL;

		// This variable is about to be overwritten so we need to release the old interface
		aComponent->Release();
		aComponent = NULL;

		while((AAFRESULT_SUCCESS == pMobIter->NextOne(&pMob)))
		{
			//  Print out information about the Mob
			char mobIDstr[256];
			char mobName[256];

			check(pMob->GetMobID (&mobID));
//.........这里部分代码省略.........

void HTMLClipTest::OpenHTMLClip()
{
  assert(_pHeader);

  HRESULT hr = S_OK;
  aafNumSlots_t compositionMobs = 0;
  IEnumAAFMobs *pEnumMobs = NULL;
  IAAFMob *pReferencingMob = NULL;
  IAAFCompositionMob *pCompositionMob = NULL;
  aafNumSlots_t mobSlots = 0;
  IEnumAAFMobSlots *pEnumSlots = NULL;
  IAAFMobSlot *pMobSlot = NULL;
  IAAFSegment *pSegment = NULL;
  IAAFHTMLClip *pHTMLClip = NULL;
  aafUInt32 bufSize = 0;
  aafUInt32 actualBufSize = 0;
  aafUInt32 actualLength = 0;
  wchar_t *pBeginAnchor = NULL;
  wchar_t *pEndAnchor = NULL;
  IAAFSourceReference *pSourceReference = NULL;
  aafMobID_t masterMobID = {0};
  IAAFMasterMob *pMasterMob = NULL;
  IAAFMob *pReferencedMob = NULL;


  try
  {
    // Get the number of composition mobs in the file (should be one)
    checkResult(_pHeader->CountMobs(kAAFCompMob, &compositionMobs));
    checkExpression(1 == compositionMobs, AAFRESULT_TEST_FAILED);

    // Get the composition mob. There should only be one.
    aafSearchCrit_t criteria;
    criteria.searchTag = kAAFByMobKind;
    criteria.tags.mobKind = kAAFCompMob;
    checkResult(_pHeader->GetMobs(&criteria, &pEnumMobs));
    checkResult(pEnumMobs->NextOne(&pReferencingMob));
    checkResult(pReferencingMob->QueryInterface(IID_IAAFCompositionMob, (void **)&pCompositionMob));

    // Get the html clip in the slot. There should be only one.
    checkResult(pReferencingMob->CountSlots(&mobSlots));
    checkExpression(1 == mobSlots, AAFRESULT_TEST_FAILED);
    checkResult(pReferencingMob->GetSlots(&pEnumSlots));
    checkResult(pEnumSlots->NextOne(&pMobSlot));
    checkResult(pMobSlot->GetSegment(&pSegment));
    checkResult(pSegment->QueryInterface(IID_IAAFHTMLClip, (void **)&pHTMLClip));

    // Validate the properties...
    checkResult(pHTMLClip->GetBeginAnchorBufLen(&bufSize));
    actualLength = wcslen(_beginAnchor) + 1;
    actualBufSize = actualLength * 2;
    checkExpression(bufSize == actualBufSize, AAFRESULT_TEST_FAILED);
    pBeginAnchor = new wchar_t[actualLength];
    checkExpression(NULL != pBeginAnchor, AAFRESULT_NOMEMORY);
    checkResult(pHTMLClip->GetBeginAnchor(pBeginAnchor, actualBufSize));
    checkExpression(0 == wcscmp(pBeginAnchor, _beginAnchor), AAFRESULT_TEST_FAILED);

    checkResult(pHTMLClip->GetEndAnchorBufLen(&bufSize));
    actualLength = wcslen(_endAnchor) + 1;
    actualBufSize = actualLength * 2;
    checkExpression(bufSize == actualBufSize, AAFRESULT_TEST_FAILED);
    pEndAnchor = new wchar_t[actualLength];
    checkExpression(NULL != pEndAnchor, AAFRESULT_NOMEMORY);
    checkResult(pHTMLClip->GetEndAnchor(pEndAnchor, actualBufSize));
    checkExpression(0 == wcscmp(pEndAnchor, _endAnchor), AAFRESULT_TEST_FAILED);
    

    // Attempt to "resolve" the reference and find the master mob.
    checkResult(pHTMLClip->QueryInterface(IID_IAAFSourceReference, (void **)&pSourceReference));  
    checkResult(pSourceReference->GetSourceID(&masterMobID));
    checkExpression(0 == memcmp(&masterMobID, &_referencedMobID, sizeof(masterMobID)), AAFRESULT_TEST_FAILED);
    checkResult(_pHeader->LookupMob(masterMobID, &pReferencedMob));
    checkResult(pReferencedMob->QueryInterface(IID_IAAFMasterMob, (void **)&pMasterMob));

    
    // Use EssenceAccess to read some html essence
      // Find the file mob for the html essence.
      // Find the corresponding html essence.
      // Read some html essence.
  }
  catch (HRESULT& rHR)
  {
    hr = rHR;
    // fall through and handle cleanup
  }

  // Cleanup local references
  if (pMasterMob)
  {
    pMasterMob->Release();
    pMasterMob = NULL;
  }

  if (pReferencedMob)
  {
    pReferencedMob->Release();
    pReferencedMob = NULL;
  }

  if (pSourceReference)
//.........这里部分代码省略.........

static HRESULT ReadAAFFile(aafWChar* pFileName)
{
	IAAFFile*			pFile = NULL;
	IAAFHeader*			pHeader = NULL;
	IAAFDictionary*		pDictionary = NULL;
	IEnumAAFOperationDefs *pOperationGroupEnum = NULL;
	IEnumAAFParameterDefs *pParmDefEnum = NULL;
	IAAFOperationDef		*pOperationDef = NULL;
	IAAFParameterDef	*pParmDef = NULL;
	IAAFParameter		*pParameter = NULL;
	IAAFMetaDefinition*		pMetaDefinition = NULL;
	IAAFSegment*		pSeg = NULL;
	IAAFOperationGroup*			pOperationGroup = NULL;
	IEnumAAFMobs		*mobIter = NULL;
	IAAFMob*			pMob = NULL;
	IEnumAAFMobSlots	*slotIter = NULL;
	IAAFMobSlot*		pSlot = NULL;
	IAAFFiller*			pFill = NULL;
	IAAFSourceReference *pSourceRef = NULL;
	IEnumAAFControlPoints *pEnumCP = NULL;
	IAAFControlPoint	*pControlPoint = NULL;
	IAAFVaryingValue	*pVaryingValue = NULL;
	IAAFInterpolationDef	*pInterpDef = NULL;
	IAAFTypeDef			*pTypeDef = NULL;
	bool				bFileOpen = false;
	aafBool				readIsTimeWarp;
	aafUInt32			testNumSources, testNumParam;
	HRESULT				hr = S_OK;
	aafNumSlots_t		s;
	aafNumSlots_t	numSlots;
	aafUInt32			readOverride;
	aafBool				readValidTransition;
	aafRational_t		testTime;
	aafRational_t	sampleValue1 = kTestLevel1, sampleValue2 = kTestLevel2, testValue;
	aafRational_t		checkTime1 = kTestTime1;
	aafRational_t		checkTime2 = kTestTime2;
	aafEditHint_t		checkEditHint;
	aafUID_t			testInterpDef, checkInterpDef = kAAFTypeID_Rational;

	try
	{
		// Open the AAF file
		checkResult(AAFFileOpenExistingRead(pFileName, 0, &pFile));
		bFileOpen = true;
		
		// Get the AAF file header.
		checkResult(pFile->GetHeader(&pHeader));

		aafSearchCrit_t		criteria;
		criteria.searchTag = kAAFNoSearch;
		checkResult(pHeader->GetMobs (&criteria, &mobIter));
				
		checkResult(mobIter->NextOne (&pMob));			
		checkResult(pMob->GetSlots(&slotIter));
		checkResult(pMob->CountSlots (&numSlots));
		
		for(s = 0; s < numSlots; s++)
		{
			checkResult(slotIter->NextOne (&pSlot));
			checkResult(pSlot->GetSegment (&pSeg));
			checkResult(pSeg->QueryInterface (IID_IAAFOperationGroup, (void **)&pOperationGroup));
			pSeg->Release();
			pSeg = NULL;

			checkResult(pOperationGroup->CountSourceSegments(&testNumSources));
			checkExpression(testNumSources == TEST_NUM_INPUTS, AAFRESULT_TEST_FAILED);
			checkResult(pOperationGroup->CountParameters(&testNumParam));
			checkExpression(testNumSources == 1, AAFRESULT_TEST_FAILED);

			checkResult(pOperationGroup->IsATimeWarp (&readIsTimeWarp));
			checkExpression(readIsTimeWarp == kAAFFalse, AAFRESULT_TEST_FAILED);

			checkResult(pOperationGroup->GetBypassOverride (&readOverride));
			checkExpression(readOverride == 1, AAFRESULT_TEST_FAILED);

			checkResult(pOperationGroup->IsValidTranOperation (&readValidTransition));
			checkExpression(readValidTransition == kAAFFalse, AAFRESULT_TEST_FAILED);
			/**/
			checkResult(pOperationGroup->GetInputSegmentAt (0, &pSeg));
 			checkResult(pSeg->QueryInterface(IID_IAAFFiller, (void **) &pFill));
			pFill->Release();
			pFill = NULL;
			/**/
			checkResult(pOperationGroup->LookupParameter (kTestParmID, &pParameter));
 			checkResult(pParameter->QueryInterface(IID_IAAFVaryingValue, (void **) &pVaryingValue));

			/*** Check the VaryingValue methods **/
			aafUInt32		testLen, bytesRead;

			checkResult(pVaryingValue->GetControlPoints(&pEnumCP));
			checkResult(pEnumCP->NextOne(&pControlPoint));
			checkResult(pControlPoint->GetValueBufLen (&testLen));
 			checkExpression(testLen == sizeof(sampleValue1), AAFRESULT_TEST_FAILED);
			checkResult(pControlPoint->GetValue (sizeof(sampleValue1), (aafDataBuffer_t)&testValue, &bytesRead));
 			checkExpression(testValue.numerator == sampleValue1.numerator, AAFRESULT_TEST_FAILED);
 			checkExpression(testValue.denominator == sampleValue1.denominator, AAFRESULT_TEST_FAILED);
 			checkExpression(bytesRead == sizeof(sampleValue1), AAFRESULT_TEST_FAILED);
			checkResult(pControlPoint->GetTime(&testTime));
 			checkExpression(testTime.numerator == checkTime1.numerator, AAFRESULT_TEST_FAILED);
 			checkExpression(testTime.denominator == checkTime1.denominator, AAFRESULT_TEST_FAILED);
//.........这里部分代码省略.........