摘要:
A method and an apparatus for playing broadcast content in a broadcasting system are provided. The method and the apparatus enable a viewer to watch an entire event by broadcasting the event through different networks in a condition that the event may not be broadcast from start to finish over a single broadcasting network.
摘要:
A method and an apparatus for synchronizing media data and auxiliary data received by a service through a broadcast network or a communication network in a multimedia broadcast service are provided. The method includes receiving regular media data provided for a broadcast service, receiving and storing control information regarding adjunct media data comprising auxiliary data regarding the regular media data, determining location information of the adjunct media data included in the control information, and receiving and storing the adjunct media data according to the location information. If an identifier of the adjunct media data is included in a header of the regular media data, reading the stored adjunct media data corresponding to the identifier of the adjunct media data, and executing the adjunct media data in synchronization with the regular media data according to synchronization information included in the header.
摘要:
The present invention discloses a server for transmitting and receiving messages for a signaling (S) layer in MMT (Moving Picture Experts Group Media Transport), which includes a first sub-layer of the S layer for producing first messages to provide information necessary for the use of MPEG, a second sub-layer of the S layer for producing second messages to provide information used for delivering MPEG media, and a delivery (D) layer for making external and internal deliveries of the first and the second messages, wherein each of the first and the second messages includes at least one field corresponding to each of the message type, version, length, extension field and payload.
摘要:
An apparatus and method for transmitting and receiving information related to multimedia data in a hybrid network and a structure thereof are provided. The transmission method includes generating transmission characteristic information about the media data, and transmitting the transmission characteristic information. The transmission characteristic information includes valid range information about the transmission characteristic information.
摘要:
A method and an apparatus for transmitting and receiving broadcasting data in a digital broadcasting system are provided. The method includes analyzing a media transmission characteristic of a moving picture experts group (MPEG) media transport (MMT) package, setting digital video broadcasting generic stream encapsulation (DVB GSE) based on the analyzed media transmission characteristic, and transmitting an MMT packet comprising the broadcasting data constituting the MMT package using the DVB GSE.
摘要:
Disclosed are a method and apparatus for transceiving data for a multimedia transmission system. The method of the present invention comprises the steps of: inputting a second data unit consisting of one or more first data units from an encapsulation-function layer; analyzing the header information of the second data unit with a view to forming payload header information including a payload type and component information; forming one or more payloads from the second data unit in accordance with the sizes of the first data units; combining pieces of payload header information relevant to each payload with a view to forming a multimedia data packet; and transmitting the multimedia data packet to a counterpart entity. The payload includes at least one payload element, the type of which is selected from among a first type including one first data unit, a second type including header information of one first data unit, a third type including header information of one first data unit and a portion of data, or only a portion of data, a fourth type including header information of the second data unit, and a fifth type including the entirety of the second data unit.