US Patent 10349023 Image processing apparatus and method

The present technology relates to an image processing apparatus and method for enabling a relative posture between a projection unit and a shooting unit to be found more easily. According to one aspect of the present technology, a correspondence between a projection image and its shot image is detected by use of a pattern shot image which is a shot image of a pattern projection image as a projection image of an image including a pattern. The present technology can be applied to an electronic device including a projector or camera or the functions of both, a computer for controlling the same, and the like.