1. A non-transitory computer readable recording medium storing a data structure, the data structure comprising: at least one text subtitle stream, each text subtitle stream including a style segment defining at least one region style and a plurality of presentation segments to which the style segment applies, each presentation segment containing at least one region subtitle and presentation time information, each region subtitle being linked to one of the at least one region style and including region information associated with the corresponding region subtitle, the presentation time information defining a presentation time of the corresponding presentation segment, the presentation time information including first information for indicating a presentation start time of the corresponding presentation segment and second information for indicating a presentation end time of the corresponding presentation segment, wherein the region information includes data type information and data, the data being defined as inline style information or text string information according to the data type information, the data type information including an end-of-inline-style field for representing that each of the inline style information is applied until an end of the inline style information is detected.
1. A non-transitory computer readable recording medium storing a data structure, the data structure comprising: at least one text subtitle stream, each text subtitle stream including a style segment defining at least one region style and a plurality of presentation segments to which the style segment applies, each presentation segment containing at least one region subtitle and presentation time information, each region subtitle being linked to one of the at least one region style and including region information associated with the corresponding region subtitle, the presentation time information defining a presentation time of the corresponding presentation segment, the presentation time information including first information for indicating a presentation start time of the corresponding presentation segment and second information for indicating a presentation end time of the corresponding presentation segment, wherein the region information includes data type information and data, the data being defined as inline style information or text string information according to the data type information, the data type information including an end-of-inline-style field for representing that each of the inline style information is applied until an end of the inline style information is detected. 2. The recording medium of claim 1 , wherein the data type information further includes a type of line break representing that the text string is drawn in a new line.