Patent ID: 9723279
Date: 2017-08-01
CPC Classifications: G06F,H04N

Claim:
1. A projector adapted to project an image, comprising: a projection section adapted to project an image; an imaging section adapted to image a projection surface on which the image is projected, and output an image obtained by imaging; an identification section adapted to identify a projection area in which the image is projected in the projection surface based on the image output by the imaging section; a mask processing section adapted to mask an outside of an area, which includes the projection area identified by the identification section, on the image output by the imaging section; a discrimination section adapted to determine which one of a first state, in which the projector is used alone, and a second state, in which the projector and another projector project images side by side, is set; and a setting section adapted to set an area to be masked by the mask processing section in accordance with a determination result of the discrimination section.