| 摘要 |
PURPOSE:To match an impression when a video on CG display is viewed with that when the real three-dimensional world is viewed on a CG video as much as possible. CONSTITUTION:An apparent size extraction part 11 which mainly calculates the size of an object projected on a picture surface on the picture surface, a memory storing a table 13 on the relation of an apparent size and a focal distance, a focal distance correction part 12 referring to the table 13, obtaining the focal distance corresponding to the apparent size of the extracted object and virtually correcting the focal distance in accordance with the obtained focal distance, a video generation part 14 generating a projected image on the picture surface in accordance with the corrected focal distance and a video display part 15 displaying a generated result are provided. |
