Patent ID: 6945653

Claim:
A projector type display apparatus for applying light from a light source to a picture display device and projecting outgoing light from said picture display device onto a screen in an enlarged manner comprising: a display device controller which controls said picture display device based on an input image signal; a camera which captures an image projected on said screen; a capture timing controller which controls timing of capture of the image by said camera; a detector which detects an area projected on said screen; an image size controller which changes, based on detection results from said detector, the captured image from said camera into a predetermined image size; and an extractor which comprises a comparator which compares a signal of said captured image the size of which is changed by said image size controller with the image signal input to said display device controller and extracts an area of the captured image corresponding to a person in said captured image; wherein: said display device controller controls said picture display device so that an area of an image produced on said image display device corresponding to the extracted person area is modified in accordance with predetermined data, and said display device controller controls said picture display device based on the image signal input to said display device controller, at least during a period when said camera captures an image projected onto said screen.