摘要 |
<p>A reproduction apparatus comprising: an acquire unit operable to acquire, from a recording medium, a graphics stream including a data packet and a control packet, the data packet including graphics data and a decode time stamp and a first presentation time stamp, the decode time stamp indicating a start time of a process for decoding the graphics data, the first presentation time stamp indicating an end time of the process, the control packet including a second presentation time stamp indicating a presentation time which is at or after the end time; a processor operable to (i) start the process at the start time, and (ii) end the process by the end time; and a controller operable to write the decoded graphics data in a graphics plane by the presentation time, the graphics plane being an area where the graphics data is rendered, wherein the control packet includes a decode time stamp which indicates a time of clearing the graphics plane, and the controller clears the graphics plane on the time indicated by the decode time stamp.</p> |