论文部分内容阅读
计算机可视电话系统由图像捕捉卡、软件和摄像头组成。图像捕捉卡有两种:一种是插在计算机打印并口插头上的,安装和使用都比较简单;另一种是安插在计算机箱体内部的PCI扩展槽上的,称为PCI图像捕捉卡。利用计算机进行的可视通话有两种方式:一种是利用计算机、电话线进行的可视通话,该方式需要交纳
The computer videophone system consists of an image capture card, software and camera. There are two kinds of image capture cards: one is plugged into a computer and the parallel plug is installed and used relatively easily. The other one is a PCI image capture card installed on a PCI expansion slot inside a computer case. There are two ways to make video calls using a computer: one is a video call using a computer or a telephone line, which requires paying