Patent ID: 9538244
Date: 2017-01-03
CPC Classifications: H04N

Claim:
1. A non-transitory recording medium storing an extraction program that causes a computer to execute a process, the process comprising: detecting a frame representing a specific cut taken by a camera angle used in a pitcher's pitching scene, as a frame corresponding to the pitching scene included in captured footage of a baseball game that includes a plurality of frames, based on a frame image characteristic; extracting a frame, at which a transition is made from other frames not detected as frames corresponding to the pitching scene to the detected pitching scene, as a frame representing a start of one pitch of respective pitches by the pitcher; and from consecutive frames representing the specific cut, extracting any one of the consecutive frames in which a ball trajectory appearing in a specified region indicates a pitch by the pitcher in a specified direction that is distinguishable as being a pitch toward a batter from among pitches toward a batter and pickoffs, as a frame representing a start of one pitch of respective pitches by the pitcher.