Patent ID: 8396343

Claim:
A data conversion method for an information processing device to execute format conversion processing from AVCHD (Advanced Video Codec high Definition) format to BDAV (Blu-ray Disc Audio Visual) format, said method comprising the steps of: performing data input, using a data input unit, by inputting AVCHD format data that includes a playback control information file and a stream file, the stream file having a same file format in both the AVCHD format and the BDAV format; and performing format conversion, using a format converter, on the input AVCHD format data by selecting the playback control information file included in the input AVCHD format data, performing format conversion on the selected playback control information file, without performing format conversion on the stream file included in the input AVCHD format data, generating playback control information according to the BDAV format, and generating BDAV format data that includes a converted playback control information file and the stream file that has not been converted.