	err = QTInsertChild( videoFilter,				// specifies the atom container that contains the parent atom
						 kParentAtomIsContainer,	// specifies the parent atom within the atom container
						 kEffectSourceName,			// type of the new atom to be inserted
						 1,							// id of new atom
						 0, 						// index -- 0 will insert at the end of the list
						 sizeof(aLong),				// data size
						 &aLong,					// the data
						 NULL );					// ptr to newly created atom -- NULL to ignore