Video-based projector image geometry correction device and method

摘要

The present invention relates to a video-based projector image geometry correction device comprising: an image obtaining unit photographing an image for calibration projected from a projector; a frame selecting unit selecting a frame to be used for the calibration among the images photographed during a preset time through the image obtaining unit; and a calibration information providing unit providing the frame of the selected image through the image obtaining unit in order to perform the calibration of the projector.