| 摘要 |
In an image projection apparatus capable of detecting user operations on a projected image, detecting a moving direction to/from the projected image of an object (for example, a hand) that a user uses to operate a GUI from, for example, an image taken of a region of a projection surface that includes the projected image. Then, depending on the detected direction, the display position or the display direction of the GUI is decided and images projected, thus improving usability. |
