CPC H04N 23/45 (2023.01) [G01S 7/4865 (2013.01); G01S 7/4915 (2013.01); G01S 17/89 (2013.01); G06T 7/521 (2017.01); G06T 7/55 (2017.01); H04N 23/55 (2023.01); H04N 23/56 (2023.01)] | 15 Claims |
1. An image generating device comprising:
a passive sensor;
an active sensor;
a mask forming unit;
a memory storing instructions; and
a processor configured to execute the instructions to:
obtain a first depth map with respect to a first space by using the passive sensor,
identify an unidentified region of the first depth map,
obtain a second depth map with respect to the unidentified region by using the active sensor and the mask forming unit configured to form a mask based on the unidentified region, and
obtain a third depth map with respect to the first space based on the first depth map and the second depth map.
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