Stroke information measuring instrument and stroke information measuring method

摘要

A stroke information measuring device according to the present invention comprises an imaging section 4 capturing image data of every predetermined time of a swimmer who is swimming, a pixel extracting section 18 extracting pixels corresponding to the body image, a profile data generating section 20 performing the integration of the body image in a predetermined direction and generating the profile data, an end point extracting section 24 extracting the end point of each profile data, a stroke point extracting section 26 extracting the stroke point corresponding to the predetermined posture of the swimmer based on the periodic movement of each end point, and a calculating section 28 calculating the stroke information based on the stroke point.