//****************
// GetMobKind()
//
AAFRESULT STDMETHODCALLTYPE
ImplAAFSourceMob::GetMobKind (aafMobKind_t *pMobKind)
{
ImplAAFEssenceDescriptor *edesc = NULL;
if(pMobKind == NULL)
return(AAFRESULT_NULL_PARAM);
XPROTECT()
{
CHECK(GetEssenceDescriptor (&edesc));
if(edesc != NULL)
{
CHECK(edesc->GetOwningMobKind(pMobKind));
edesc->ReleaseReference();
edesc = 0;
}
else
*pMobKind = kAAFAllMob;
}
XEXCEPT
{
if(edesc != NULL)
edesc->ReleaseReference();
edesc = 0;
}
XEND;
return AAFRESULT_SUCCESS;
}
ImplAAFSourceMob::~ImplAAFSourceMob ()
{
ImplAAFEssenceDescriptor *essenceDesc = _essenceDesc.clearValue();
if (essenceDesc)
{
essenceDesc->ReleaseReference();
essenceDesc = 0;
}
}
//****************
// SetEssenceDescriptor()
//
AAFRESULT STDMETHODCALLTYPE
ImplAAFSourceMob::SetEssenceDescriptor (ImplAAFEssenceDescriptor *pEdes)
{
if (pEdes == NULL)
return AAFRESULT_NULL_PARAM;
if (pEdes->attached())
return AAFRESULT_OBJECT_ALREADY_ATTACHED;
ImplAAFEssenceDescriptor *pOldEdes = _essenceDesc.setValue(pEdes);
if (pOldEdes)
pOldEdes->ReleaseReference();
if (pEdes)
pEdes->AcquireReference();
return AAFRESULT_SUCCESS;
}
AAFRESULT STDMETHODCALLTYPE
ImplAAFEssenceData::GetFileMob (ImplAAFSourceMob ** ppFileMob)
{
AAFRESULT result = AAFRESULT_SUCCESS;
ImplAAFMob *pMob = NULL;
ImplAAFSourceMob *pSourceMob = NULL;
ImplAAFEssenceDescriptor *pEssenceDescriptor = NULL;
ImplAAFHeader *pHeader = NULL;
aafMobID_t mobID;
if(NULL == ppFileMob)
return(AAFRESULT_NULL_PARAM);
XPROTECT()
{
CHECK(GetFileMobID(&mobID));
// Does a mob with the ID already exist? If not, return error.
// NOTE: Will return AAFRESULT_OBJECT_NOT_PERSISTENT if this object has
// not been appended to to the file.
CHECK(MyHeadObject(&pHeader));
CHECK(pHeader->LookupMob(mobID, &pMob));
// This should be a valid file mob which is a file mob.
pSourceMob = dynamic_cast<ImplAAFSourceMob *>(pMob);
if (NULL == pSourceMob)
RAISE(AAFRESULT_NOT_FILEMOB);
// Does the source mob contain a file descriptor?
CHECK(pSourceMob->GetEssenceDescriptor(&pEssenceDescriptor));
if (dynamic_cast<ImplAAFFileDescriptor *>(pEssenceDescriptor))
{
(*ppFileMob) = pSourceMob;
pSourceMob->AcquireReference();
}
} /* XPROTECT */
XEXCEPT
{ // save the error code.
result = (XCODE());
NO_PROPAGATE();
}
XEND;
// cleanup
// Note: pMob and pSourceMob are temp and should not be released.
if (pEssenceDescriptor)
{
pEssenceDescriptor->ReleaseReference();
pEssenceDescriptor = NULL;
}
if (pMob)
{
pMob->ReleaseReference();
pMob = NULL;
}
if (pHeader)
{
pHeader->ReleaseReference();
pHeader = NULL;
}
return(result);
}
AAFRESULT STDMETHODCALLTYPE
ImplAAFEssenceData::SetFileMob (ImplAAFSourceMob * pFileMob)
{
AAFRESULT result = AAFRESULT_SUCCESS;
ImplAAFMob *pMob = NULL;
ImplAAFSourceMob *pSourceMob = NULL;
ImplAAFEssenceDescriptor *pEssenceDescriptor = NULL;
ImplAAFFileDescriptor *pFileDescriptor = NULL;
ImplAAFHeader *pHeader = NULL;
aafMobID_t mobID;
if(NULL == pFileMob)
return(AAFRESULT_NULL_PARAM);
XPROTECT()
{
CHECK(pFileMob->GetMobID(&mobID));
// move to ImplAAFContentStorage::AppendEssenceData().
// Does a mob with the ID already exist? If not, return error
CHECK(pFileMob->MyHeadObject(&pHeader));
CHECK(pHeader->LookupMob(mobID, &pMob));
// Make sure the mob is a valid File source mob???
pSourceMob = dynamic_cast<ImplAAFSourceMob *>(pMob);
if (NULL == pSourceMob)
RAISE(AAFRESULT_INVALID_FILE_MOB);
// Must
result = pSourceMob->GetEssenceDescriptor(&pEssenceDescriptor);
if (AAFRESULT_SUCCESS != result)
RAISE(AAFRESULT_INVALID_FILE_MOB);
pFileDescriptor = dynamic_cast<ImplAAFFileDescriptor *>(pEssenceDescriptor);
if (NULL == pFileDescriptor)
RAISE(AAFRESULT_INVALID_FILE_MOB);
// The mob id refers to a valid file source mob so we can save
// the id.
_fileMobID = mobID;
} /* XPROTECT */
XEXCEPT
{ // save the error code.
result = (XCODE());
NO_PROPAGATE();
}
XEND;
// cleanup
if (pEssenceDescriptor)
{
pEssenceDescriptor->ReleaseReference();
pEssenceDescriptor = NULL;
}
if (pMob)
{
pMob->ReleaseReference();
pMob = NULL;
}
if (pHeader)
{
pHeader->ReleaseReference();
pHeader = NULL;
}
return(result);
}
