Provided is a method of generating data for estimating a three-dimensional (3D) pose of an object included in an input image, the method including acquiring the input image including at least one moving object, estimating location information about each joint of a plurality of joints of the object included in the input image using a prediction model pretrained to estimate the location information about each joint of the plurality of joints of the object, and generating animation data that represents a movement of the object based on the estimated location information.