| CPC H04N 7/181 (2013.01) [H04N 5/77 (2013.01)] | 6 Claims |
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1. A system comprising:
a plurality of cameras each of which is mounted on a respective movable object;
one or more memories storing, for each of the plurality of cameras, captured video data and time series position data that show a camera position or a movable object position at each time; and
one or more processors configured to execute:
receiving designation of an observation area;
selecting, for each predetermined time width, an observation camera from the plurality of cameras, the observation camera having a relation with the time series position data in which data within the predetermined time width are included in the observation area;
acquiring the captured video data within the predetermined time width captured by the observation camera; and
outputting the captured video data acquired for each of the predetermined time width in chronological order, or outputting a video data combining the captured video data acquired for each of the predetermined time width in chronological order,
wherein the selecting the observation camera includes, when there are two or more cameras having a relation with the time series position data in which data within the predetermined time width are included in the observation area, selecting one camera with the longest distance to travel in the observation area within the predetermined time width.
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