Ejemplos de check_hr en C++ (Cpp)

Ejemplo n.º 1

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Archivo: ImplAAFTypeDefExtEnum.cpp Proyecto: mcanthony/aaf

AAFRESULT ImplAAFTypeDefExtEnum::LookupValByName(aafUID_t *pVal, const aafCharacter *pName)
{
	aafUInt32 i=0;
	aafUInt32 count=0;
	aafBoolean_t  bFound = kAAFFalse;
	aafCharacter Name_buf[256]; 
	aafUInt32 bufSize = 256;
	
	check_hr ( CountElements(&count) );
	while ( (i<count) && !bFound)
	{
		check_hr ( GetElementName (i, Name_buf, bufSize) );
		if ( wcscmp (Name_buf, pName) == 0 ) //matched
		{
			bFound = kAAFTrue;
			
			check_hr (GetElementValue(i, pVal));
			break;
			
		}//if
		i++;
	}//while

	if (!bFound)
		return AAFRESULT_INVALID_PARAM;

	return AAFRESULT_SUCCESS;
}

Ejemplo n.º 2

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Archivo: ImplAAFTypeDefCharacter.cpp Proyecto: UIKit0/aaf

AAFRESULT STDMETHODCALLTYPE
    ImplAAFTypeDefCharacter::GetCharacter (
      ImplAAFPropertyValue * pCharacterValue,
      aafCharacter *  pCharacter)
{
  TRACE("ImplAAFTypeDefCharacter::GetCharacter");
  
	if (! pCharacterValue)
		return AAFRESULT_NULL_PARAM;
	
	if (! pCharacter)
		return AAFRESULT_NULL_PARAM;

	//get a pointer to the Val Data
	ImplAAFPropValDataSP pvd;
	pvd = dynamic_cast<ImplAAFPropValData*>(pCharacterValue);
	if (!pvd) return AAFRESULT_BAD_TYPE;
	
	// get the property value's embedded type
	ImplAAFTypeDefSP pPropType;
	check_hr ( pvd->GetType (&pPropType) );
	//Make sure the TD of the pv passed in, matches that of the ImplAAFTypeDefCharacter
	if ((ImplAAFTypeDef *)pPropType != this) // call operator ImplAAFTypeDef *
		return AAFRESULT_BAD_TYPE;
	
	//check to make sure that the size in the val data matches that of the native size
	aafUInt32 cbChar = 0;
	check_hr (  pvd->GetBitsSize(&cbChar) );

	if (cbChar != NativeSize())
	{
		return AAFRESULT_BAD_SIZE;
	}

	//Now set the character from that contained in the prop val data

	aafMemPtr_t pBits = NULL;
	check_hr ( pvd->GetBits (&pBits) );
	ASSERT("Valid bits", pBits != 0);
	
	memcpy (pCharacter, pBits, cbChar);
	
	return AAFRESULT_SUCCESS;
}

Ejemplo n.º 3

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Archivo: ImplAAFTypeDefCharacter.cpp Proyecto: UIKit0/aaf

AAFRESULT STDMETHODCALLTYPE
    ImplAAFTypeDefCharacter::CreateValueFromCharacter (
      aafCharacter  character,
      ImplAAFPropertyValue ** ppCharacterValue)
{
  TRACE("ImplAAFTypeDefCharacter::CreateValueFromCharacter");
  
  if (! ppCharacterValue)
		return AAFRESULT_NULL_PARAM;
	
	aafUInt32 cbChar = NativeSize();
	
	// Create a temporary pointer to copy to the smartptr
	ImplAAFPropValData * tmp = (ImplAAFPropValData *)CreateImpl(CLSID_AAFPropValData);
	if (NULL == tmp)
		return AAFRESULT_NOMEMORY;
	ImplAAFPropValDataSP pv;
	pv = tmp;
	
	tmp->ReleaseReference(); // we don't need this reference anymore.
	tmp = 0;
	
	//Initialize
	check_hr ( pv->Initialize(this) );
	
	//Allocate appropriate bits
	aafMemPtr_t pBits = NULL;
	check_hr ( pv->AllocateBits (cbChar, &pBits) );
	
	//Set the bits to incoming character
	ASSERT("Valid bits", pBits != 0);
	memcpy (pBits, &character, cbChar);
	
	*ppCharacterValue = pv;
	(*ppCharacterValue)->AcquireReference ();
	return AAFRESULT_SUCCESS;
}

Ejemplo n.º 4

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Archivo: ImplAAFTypeDefExtEnum.cpp Proyecto: mcanthony/aaf

AAFRESULT STDMETHODCALLTYPE
ImplAAFTypeDefExtEnum::CreateValueFromName (
											/*[in]*/ aafCharacter_constptr  Name,
											/*[out]*/ ImplAAFPropertyValue ** ppPropVal)
{
	if (! ppPropVal )
		return AAFRESULT_NULL_PARAM;
	
	if (! Name )
		return AAFRESULT_NULL_PARAM;
	
	if (!IsRegistered())
		return AAFRESULT_NOT_INITIALIZED;
	
	
	//Now try to do a Name lookup
	aafUID_t the_value = {0};
	AAFRESULT rc;
	rc = LookupValByName(&the_value, Name);
	

	if (rc == AAFRESULT_INVALID_PARAM)
		{
	    // Built-In names changed from v1.0 -> v1.1
	    // to remove kAAF prefix. so we have to deal with both
	    // old and new style names. 
	    // The lookup on the originally provided name failed due to
	    // the name not being found (not some other error).
	    // So here we add kAAF if it isn't there or 
	    // remove kAAF if it is there. Then look up again.
	    aafCharacter *Name_mod;

	    if ( wcsncmp (Name, L"kAAF", 4) == 0 )
	    {
		// Look past kAAF
		Name_mod = new aafCharacter[wcslen(Name) - 3];
		wcscpy(Name_mod, Name + 4);
	    }
	    else
	    {
		// Prepend kAAF
		Name_mod = new aafCharacter[wcslen(Name) + 5];
		if (!Name_mod)
		    return AAFRESULT_NOMEMORY;
		wcscpy(Name_mod, L"kAAF");
		wcscat(Name_mod, Name);
	    }

	    // Look up again - Return checked later.
	    rc = LookupValByName(&the_value, Name_mod);

	    // Cleanup of allocated memory
	    delete[] Name_mod;
	}

	// At this point, we have a successful lookup and the_val is
	// set, the name was not found (even with variation), or
	// some other error occurred. Check the result and return
	// if we are not successful.
	check_hr( rc );
	
	//else FOUND
	
	
	//Now allocate a New PV based on the local INT size ....
	
	ImplAAFTypeDef* ptd;
	ImplAAFTypeDefRecord* ptdAuid;
	
	ptd = NonRefCountedBaseType ();
	ASSERTU (ptd);
	
	ptdAuid = dynamic_cast<ImplAAFTypeDefRecord*> ((ImplAAFTypeDef*) ptd);
	ASSERTU (ptdAuid);
	
	HRESULT hr = ptdAuid->CreateValueFromStruct ((aafMemPtr_t) &the_value, sizeof (aafUID_t),
		ppPropVal);
	
	return hr;
}

Ejemplo n.º 5

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