Patent ID: 7058279

Claim:
A special reproduction data generating device, comprising: input means of inputting an MPEG transport stream; special reproduction data generating means of directly generating special reproduction data by selecting a transport packet including data of a predetermined kind of frame from transport packets of the MPEG transport stream, without converting the inputted MPEG transport stream to an ES (elementary stream) or PES (packetized elementary stream), the special reproduction data generating means correcting a mismatching MPEG format so as to generate the special reproduction data; and output means of outputting the special reproduction data as an MPEG transport stream, wherein the special reproduction generating means adds necessary data for special reproduction to the selected transport packet or, if necessary data is not added to the selected transport packet, inserts another transport packet before or after the selected transport packet, the necessary data being stored in the selected transport packet or in the additionally inserted transport packet, and if the necessary data is stored in the selected transport packet and the another transport packet is inserted, the additionally inserted transport packet stores data which cannot be stored in the selected transport packet.