| 摘要 |
PROBLEM TO BE SOLVED: To provide a technology by which channels of speakers can be appropriately switched according to a position of a listener irrespective of the presence of the listener on the front side (display screen side) or on the back side of a portable terminal.SOLUTION: A person determination unit 153 determines whether or not there is a person in front side imaging data captured by a front side imaging unit 11 and back side imaging data captured by a back side imaging unit 12, respectively. A Ch allocation unit 17 allocates channels to a first speaker 19, a second speaker 20, and a third speaker 21 in accordance with one of the front side and back side where the presence of a person is determined. |
