Patent ID: 8437599

Claim:
A method of reproducing text subtitle streams using a data recording/reproducing apparatus, the method comprising: receiving, by the data recording/reproducing apparatus, at least one text subtitle stream from an external source, each text subtitle stream including a style segment defining at least one region style and one or more presentation segments to which the style segment is applied, the style segment being included in a first packet of the text subtitle stream, the presentation segments being respectively included in a plurality of packets which follow the first packet, each presentation segment containing at least one region of text linked to one of the at least one region style by an identifier, the region style specifying horizontal position, vertical position, width and height of a corresponding region, wherein a current presentation segment contains a continuous presentation flag to indicate whether a continuous presentation is required between the current presentation segment and a previous presentation segment; and decoding, by the data recording/reproducing apparatus, the text subtitle stream using the presentation segment defining the continuous presentation flag.