1. A portable electronic equipment, comprising: an image sensor configured to capture a series of frames in a time-sequential manner; and a processing device coupled to said image sensor and configured to process said series of frames, said processing device being configured to: perform an image segmentation for respectively each frame of at least a subset of said series, to respectively identify a section of said frame, said section representing a given object which moves in a plane at a distance from the portable electronic equipment, said image segmentation being respectively performed based on a depth map for the respective frame; and superimpose said identified sections to generate a sequence image which shows the given object at plural states of its movement relative to the portable electronic equipment in the plane which is located at the distance from the portable electronic equipment.