VIDEO NETWORK SERVER FOR DISTRIBUTING SOUND AND VIDEO IMAGE INFORMATION TO A PLURALITY OF TERMINALS

摘要

A video network server which distributes sound/video image information to a plurality of terminals comprises a network system status obtaining section for obtaining status of a video network system including a video network server, a network and terminals; a network system status decision section for deciding the status of the video network system which is obtained by the network system status obtaining means; a data obtaining method selecting means for selecting a data obtaining method on the basis of a result which is decided by the network system status decision means; and a data obtaining method switching means for performing switching of a data obtaining method when the method of obtaining data which is selected by the data obtaining method selecting means is different from a method of obtaining data at present.