VIDEO MODIFICATION AND TRANSMISSION

Methods and apparatus are disclosed for video transmission. In one example, computer-readable storage media store instructions cause a processor to: generate first motion data; distribute, toward terminal devices of a plurality of viewers via a communication line, the first motion data; receive a web page; receive first operation data from a user interface; generate a second video related to a computer-implemented game on the basis of the first operation data by using the received web page; distribute the second video toward the terminal devices of the plurality of viewer; receive viewer data regarding a plurality of viewers; extract a selected game object out of a plurality of game objects to be used in the game; calculate a control parameter related to the selected game object on the basis of the viewer data; generate the second video including the selected game object; and distribute the second video toward the terminal devices.