| 摘要 |
<p>A projector (1) has: an image projection unit (11) for projecting an image onto a projection plane; an image capturing unit (12) for photographing the projection plane; a video memory (14) for storing the image data of the image projected by the image projection unit (11); a trigger detection unit (13) for, when detecting a specific state that indicates the start of recording of a minute, outputting a photographing start signal indicating that photographing starts; and a control unit (10) for, when receiving the photographing start signal from the trigger detection unit (13), stopping updating of the video memory (14), controlling the image projection unit (11) so that the brightness of projection light becomes a predetermined value or less, obtaining the photographing data of the projection plane from the image capturing unit (12), and combining the photographing data and the image data stored in the video memory (14).</p> |
