| 摘要 |
A video display function that enables the user to view video. When a plurality of video signals are displayed on a screen, processes are performed to set at least one pattern of information about the arrangement of video signals on the screen, display a list of arrangement information, select at least one pattern of arrangement information from the displayed arrangement information list, and reproduce video signals on the screen according to the selected arrangement information. A video distribution system distributes video signals through a network to client terminals. The video distribution system manages user accounts, holds user information of each user account, acquires the previous access time of the user account associated with the client terminal currently keeping login to the system according to user information held by the system, and transmits to the client terminal information of whether any alarm-recorded video exists after the previous access time.
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