Patent ID: 7751688
Filing Date: 2010-07-06
Classification: H04N

Abstract:
1. A computer readable medium storing a data structure for managing reproduction by a reproduction device, comprising: a data area storing at least one text subtitle stream, the at least one text subtitle stream including text data for a text subtitle and style information, the style information including at least one user-selectable style, the at least one user-selectable style including a unique set of display properties required for displaying the text subtitle within a display screen; and an information area storing information files for managing reproduction of the at least one text subtitle stream by the reproduction device, wherein one of the at least one user-selectable style is applied to the text subtitle when a user operation to change a style of the text subtitle using the one of the at least one user-selectable style is permitted and is prohibited from being applied to the text subtitle when the user operation to change the style of the text subtitle using the one of the at least one user-selectable style is not permitted.