A recording medium and a text subtitle stream recording and reproducing method and apparatus

It describes a method and apparatus for recording and reproducing the recording medium and the text subtitle stream. Each text subtitle stream, the region style set (a set of region styles) Definition dialog style segment and contains at least one of dialog presentation segments, each dialogue presentation segment includes at least one dialog text including the regions. Each dialog text region is the one with the link becomes the (link), In addition, each of the dialog text region is in-line style, and at least one pair of text strings (pair) of the region style set (a set of region styles) It includes. The inline style is adapted to change any of the text string to the (text string), the region specified by the linked region style playback attribute (region presentation properties). A recording medium, the text subtitle stream, the region style, line style