| 摘要 |
PROBLEM TO BE SOLVED: To simplify a connection configuration of a computer system applied to an electronic conference. SOLUTION: A USB interface interconnects a host computer 10 and the digital camera 30. A device driver 106 of the host computer 10 compatible with the digital camera includes a storage driver function 110 that reads or writes still picture data from/to the digital camera 30 through bulk transfer, an image driver function 112 that fetches moving picture data through isochronous transfer, an audio driver function 114 that captures audio data through isochronous transfer, and an operation driver function 116 that has photographing operation commands for the digital camera 30, and can freely fetch the moving picture data and audio data from the digital camera 30 or as required still picture data photographed in advance in an electronic conference application, and also can fetch a still picture photographed on the spot as required furthermore. |
