ZOOM CONTROLLER, ZOOM CONTROL METHOD, VIDEO CAMERA, PROGRAM AND INTEGRATED CIRCUIT

摘要

PROBLEM TO BE SOLVED: To provide a zoom controller for improving operability of zoom and suppressing the sudden enlargement of moving images.

SOLUTION: The zoom controller 10 includes: a display control part 11 for displaying, at a display part 30, moving images inside a display area which is at least a part of a photographing area which is a space area of the moving images generated by a photographing part 20 among the moving images; an object area specifying part 12 for specifying a zoom object area from the display area corresponding to an operation by a user; a magnification calculation part 13 for calculating the ratio of sizes between the zoom object area and the display area as a target magnification; and a magnification control part 14 for making the photographing part 20 change a zoom magnification set to the photographing part 20 to the target magnification according to a zoom function indicating the continuous relationship between the time and the zoom magnification.

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