// we suppose that the size precedes the data
pBuf = m_pDataObject->GetSizeFromBuffer( pBuf, &size, format );
if (! format.IsStandard() ) {
// we suppose that the size precedes the data
pBuf = m_pDataObject->GetSizeFromBuffer( pBuf, &size, format );
if (! format.IsStandard() ) {