47namespace AbcA = ::Alembic::AbcCoreAbstract;
52typedef Alembic::Util::shared_ptr< ArImpl >
ArImplPtr;
55typedef Alembic::Util::shared_ptr< OrImpl >
OrImplPtr;
62typedef std::vector< Alembic::AbcCoreAbstract::ArchiveReaderPtr >
65typedef std::vector< Alembic::AbcCoreAbstract::CompoundPropertyReaderPtr >