Patent ID: 7529467
Filing Date: 2009-05-05
Classification: G11B,H04N

Abstract:
1. An apparatus for reproducing data from a storage medium storing image data and text-based subtitle data to display a dialog on an image based on the image data, comprising: a video decoder decoding the image data; and a subtitle decoder receiving the text-based subtitle data comprising a dialog presentation unit and a dialog style unit, converting the dialog presentation unit into a bitmap image based on the dialog style unit, and controlling output of the converted dialog presentation unit synchronized with decoded image data, wherein the dialog presentation unit comprises a text for the dialog and output time information indicating a time for the dialog to be output on a screen, wherein the dialog style unit comprises style information designating an output style to be applied to the text of a corresponding dialog and palette information comprising a set of a plurality of color palettes defining colors to be applied to the text of the corresponding dialog for output on the screen, and wherein the subtitle decoder selects at least one color palette among the set of a plurality of color palettes to apply the palette information to the text of the corresponding dialog for output on the screen.