Apparatus and Method for Processing and Reading a File Having a Media Data Container and Metadata Container

An apparatus (600) for processing stored data packets (110; 112) in a media data container (104) and stored associated meta information in a metadata container (106), the associated meta information comprising transport timing information and location information indicating a storage location of the stored data packets in the media data container (104), the apparatus comprising a processor (602) for determining, based on the stored data packets (110; 112) and the stored associated meta information (124; 128), decoding information (604; 704) for a media payload of the stored data packets (110; 112), wherein the decoding information (604; 704) indicates at which time instant to replay which payload of the stored data packets.