| 摘要 |
In an optical disc playback apparatus OPP for reproducing data recorded on an optical disc Od and outputting an on-screen message (OSM) to be displayed in a predetermined number (10) of display lines, a reader 12, 13, 14, 15 reads out record data Si from a recording surface of the optical disc Od. An on-screen message generator 16, 1A generates a digital character signal sequence to be displayed as the on-screen message (OSM). An on-screen message lines controller 16; Ssw; #400 controls the on-screen message generator to change the number of display lines in which the on-screen is displayed, based on the record data.
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