Video/audio recording/reproducing apparatus

A video/audio recording/reproducing apparatus for recording a transport stream of subtitle information in a single or a plurality of languages into a storage medium, comprising:

• a stream input unit configured to receive a transport stream containing program specifying information, subtitle information, and video/audio information;
• a subtitle information extracting unit configured to separate the transport stream received by the stream input unit into the subtitle information and the information other than the subtitle information;
• a stream format converting unit configured to convert the video/audio information of the transport stream separated by the subtitle information extracting unit into a program stream of video/audio;
• a subtitle format converting unit configured to convert the subtitle information separated by the subtitle information extracting unit into a program stream of subtitle information;
• a subtitle information inserting unit configured to insert the subtitle information converted by the subtitle format converting unit, into the program stream converted by the stream format converting unit;
• and
• a data recording unit configured to record the program stream output by the subtitle information inserting unit.