Method for implementing mpeg-21 ipmp

摘要

A method of digital item processing in an apparatus for a MPEG-21 system has steps of: de-multiplexing the received digital item by a de-multiplexer 2.9, retrieving a digital item container 2.1 extracting Digital Item Declaration (DID) from the de-multiplexed digital item, parsing the DID by a DID parser 2.10 to interpret the actual meanings of each element of the DID, and transferring the element to Intellectual Property Management and Protection (IPMP) parser 2.19 for activating IPMP tools 2.17 if the element related to protection and management of the digital item.