Пример #1
0
IAAFParameter *AAFDomainUtils::AAFAddConstantVal(IAAFDictionary *dict, IAAFParameterDef *pParameterDef, long buflen, void *buf, IAAFOperationGroup *pGroup)
{
    IAAFConstantValue	*pCVal = NULL;
    IAAFParameter		*pParm = NULL;
//	AAFRESULT			rc;

    CAAFBuiltinDefs defs (dict);

    CHECKAAF(defs.cdConstantValue()->
             CreateInstance(IID_IAAFConstantValue,
                            (IUnknown **)&pCVal));
    CHECKAAF(pCVal->Initialize (pParameterDef, buflen, (unsigned char *)buf));
    CHECKAAF(pCVal->QueryInterface(IID_IAAFParameter, (void **) &pParm));
    CHECKAAF(pGroup->AddParameter(pParm));
//cleanup:
    if(pParm)
        pParm->Release();
    if(pCVal)
        pCVal->Release();

    return(pParm);
}
Пример #2
0
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;
	IAAFCompositionMob*			pCompMob=NULL;
	IAAFMob*					pMob = NULL;
	IAAFTimelineMobSlot*		pNewSlot = NULL;
	IAAFSourceClip*				pSourceClip = NULL;
	IAAFSourceReference*		pSourceRef = NULL;
	IAAFTransition*				pTransition = NULL;
	IAAFOperationGroup*			pOperationGroup = NULL;
	IAAFSegment*				pSegment = NULL;
	IAAFSegment*				pEffectFiller = NULL;
	IAAFComponent*				pComponent = NULL;
	IAAFFiller*					pFiller = NULL;
	IAAFSequence*				pSequence = NULL;
	IAAFOperationDef*				pOperationDef = NULL;
	IAAFParameter				*pParm = NULL;
	IAAFParameterDef*			pParamDef = NULL;
	IAAFConstantValue*			pConstantValue = NULL;
	
	HRESULT						hr = S_OK;
	aafLength_t					transitionLength;
	aafPosition_t				cutPoint = 0;
	aafLength_t					effectLen = TEST_EFFECT_LEN;
	aafUID_t					effectID = kTestEffectID;
	aafUID_t					parmID = kTestParmID;

	transitionLength = 100;

	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);
 		
		// Create the effect and parameter definitions
		checkResult(defs.cdOperationDef()->
					CreateInstance(IID_IAAFOperationDef, 
								   (IUnknown **)&pOperationDef));
    
		checkResult(defs.cdParameterDef()->
					CreateInstance(IID_IAAFParameterDef, 
								   (IUnknown **)&pParamDef));

		checkResult(pOperationDef->Initialize (effectID, TEST_EFFECT_NAME, TEST_EFFECT_DESC));
		checkResult(pDictionary->RegisterOperationDef(pOperationDef));
		checkResult(pParamDef->Initialize (parmID, TEST_PARAM_NAME, TEST_PARAM_DESC, defs.tdRational ()));
		checkResult(pParamDef->SetDisplayUnits(TEST_PARAM_UNITS));
		checkResult(pDictionary->RegisterParameterDef(pParamDef));


		checkResult(pOperationDef->SetDataDef (defs.ddkAAFPicture()));
		checkResult(pOperationDef->SetIsTimeWarp (kAAFFalse));
		checkResult(pOperationDef->SetNumberInputs (TEST_NUM_INPUTS));
		checkResult(pOperationDef->SetCategory (TEST_CATEGORY));
		checkResult(pOperationDef->AddParameterDef (pParamDef));
		checkResult(pOperationDef->SetBypass (TEST_BYPASS));


		// ------------------------------------------------------------
		//	To test a Transition we need to create a Sequence which will 
		//	a Filler, a transition and another Filler. I know this is not 
		//  very interesting, but it will let us test the Transition 
		//  interface with the least amount of other stuff.
		// ------------------------------------------------------------
		//
		// Create a CompositionMob
		checkResult(defs.cdCompositionMob()->
					CreateInstance(IID_IAAFCompositionMob, 
								   (IUnknown **)&pCompMob));

		checkResult(pCompMob->Initialize(L"Transition Test"));
		// Get a MOB interface
		checkResult(pCompMob->QueryInterface (IID_IAAFMob, (void **)&pMob));
		checkResult(pMob->SetMobID(TEST_MobID));

		// Create a Sequence
		checkResult(defs.cdSequence()->
					CreateInstance(IID_IAAFSequence,
								   (IUnknown **) &pSequence));

		// Get a Segment interface
		checkResult(pSequence->QueryInterface(IID_IAAFSegment, (void **)&pSegment));
		// Get a component interface and 
		checkResult(pSequence->QueryInterface(IID_IAAFComponent, (void **)&pComponent));
		// set the Data definition for it !
		checkResult(pComponent->SetDataDef(defs.ddkAAFPicture()));
		// Release the component - because we need to reuse the pointer later
		pComponent->Release();
		pComponent = NULL;

		// Create a new Mob Slot that will contain the sequence
		aafRational_t editRate = { 0, 1};
		checkResult(pMob->AppendNewTimelineSlot(editRate,
												pSegment,
												1,
												L"Transition",
												0,
												&pNewSlot));

		// Create a Filler
		checkResult(defs.cdFiller()->
					CreateInstance(IID_IAAFFiller,
								   (IUnknown **) &pFiller));

		// Get a component interface
		checkResult(pFiller->QueryInterface(IID_IAAFComponent, (void **) &pComponent));
		// Set values for the filler
	    checkResult(pFiller->Initialize(defs.ddkAAFPicture(), fillerLength));
		// append the filler to the sequence
		checkResult(pSequence->AppendComponent(pComponent));

		// Release the component - because we need to reuse the pointer later
		pFiller->Release();
		pFiller = NULL;
		pComponent->Release();
		pComponent = NULL;

		
	    checkResult(defs.cdTransition()->
					CreateInstance(IID_IAAFTransition, 
								   (IUnknown **)&pTransition));

		// Create an empty EffectGroup object !!
		checkResult(defs.cdOperationGroup()->
					CreateInstance(IID_IAAFOperationGroup,
								   (IUnknown **)&pOperationGroup));

		checkResult(pOperationGroup->Initialize(defs.ddkAAFPicture(), transitionLength, pOperationDef));

    // Create a constant value parameter.
		checkResult(defs.cdConstantValue()->
					CreateInstance(IID_IAAFConstantValue, 
								   (IUnknown **)&pConstantValue));
    aafRational_t testLevel = {1, 2};
		checkResult(pConstantValue->Initialize (pParamDef, sizeof(testLevel), (aafDataBuffer_t)&testLevel));

    checkResult(pConstantValue->QueryInterface (IID_IAAFParameter, (void **)&pParm));
    checkResult(pOperationGroup->AddParameter (pParm));
    pParm->Release();
    pParm = NULL;
    pConstantValue->Release();
    pConstantValue = NULL;

		checkResult(defs.cdFiller()->
					CreateInstance(IID_IAAFSegment,
								   (IUnknown **) &pEffectFiller));
		 checkResult(pEffectFiller->QueryInterface(IID_IAAFComponent, (void **)&pComponent));
		 checkResult(pComponent->SetDataDef(defs.ddkAAFPicture()));
		pComponent->Release();
		pComponent = NULL;
		checkResult(pOperationGroup->AppendInputSegment (pEffectFiller));
		// release the filler
		pEffectFiller->Release();
		pEffectFiller  = NULL;

		checkResult(pOperationGroup->SetBypassOverride (1));
		checkResult(defs.cdSourceClip()->
					CreateInstance(IID_IAAFSourceClip, 
								   (IUnknown **)&pSourceClip));
		aafSourceRef_t	sourceRef;
		sourceRef.sourceID = zeroMobID;
		sourceRef.sourceSlotID = 0;
		sourceRef.startTime = 0;
		checkResult(pSourceClip->Initialize (defs.ddkAAFPicture(),
											 effectLen,
											 sourceRef));
		checkResult(pSourceClip->QueryInterface (IID_IAAFSourceReference,
												 (void **)&pSourceRef));
		checkResult(pOperationGroup->SetRender (pSourceRef));

		checkResult(pTransition->Initialize (defs.ddkAAFPicture(),
											 transitionLength,
											 cutPoint,
											 pOperationGroup));
		checkResult(pTransition->QueryInterface (IID_IAAFComponent,
												 (void **)&pComponent));

		// now append the transition
		checkResult(pSequence->AppendComponent(pComponent));

		// Release the component - because we need to reuse the pointer later
		pComponent->Release();
		pComponent = NULL;

		// Create the second filler 
		checkResult(defs.cdFiller()->
					CreateInstance(IID_IAAFFiller,
								   (IUnknown **) &pFiller));

		checkResult(pFiller->QueryInterface(IID_IAAFComponent, (void **) &pComponent));
		// Set values for the filler
	    checkResult(pFiller->Initialize(defs.ddkAAFPicture(), fillerLength));
		// append the filler to the sequence
		checkResult(pSequence->AppendComponent(pComponent));
		pComponent->Release();
		pComponent = NULL;
		pFiller->Release();
		pFiller = NULL;

		// Now, we append the composition mob to the file	
		checkResult(pHeader->AddMob(pMob));
		// and we are done !
	}
	catch (HRESULT& rResult)
	{
		hr = rResult;
	}
	

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

  if (pConstantValue)
		pConstantValue->Release();

	if (pParamDef)
		pParamDef->Release();

	if (pSourceClip)
		pSourceClip->Release();

	if (pSourceRef)
		pSourceRef->Release();

	if (pNewSlot)
		pNewSlot->Release();

	if (pSegment)
		pSegment->Release();

	if (pSequence)
		pSequence->Release();

	if (pFiller)
		pFiller->Release();
	if (pOperationDef)
		pOperationDef->Release();


	if (pOperationGroup)
		pOperationGroup->Release();

	if (pMob)
		pMob->Release();

	if (pCompMob)
		pCompMob->Release();

	if (pDictionary)
		pDictionary->Release();

	if (pHeader)
		pHeader->Release();


	if (pTransition)
		pTransition->Release();

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

	return hr;
}