Patent ID: 7518659

Claim:
A video mixer apparatus comprising: a video-picture-signal input section that receives video picture signals via at least three or more channels; at least three or more control instructing operators provided in corresponding relation to the at least three or more channels, each of said control instructing operators being operable to give a signal control instruction for a corresponding one of the channels in accordance with an operated amount of the control instructing operator; a control section that performs signal control on the video picture signals of individual ones of the channels on the basis of respective ones of the signal control instructions given by said control instructing operators; and a video-picture-signal synthesis section that synthesizes the video picture signals of the individual channels having been subjected to the signal control by said control section; a solo instruction section that instructs a solo of a desired channel; and a solo control section that normally outputs the video picture signals synthesized by said video-picture-signal synthesis section, wherein, when a solo has been instructed for any particular one of the channels, said solo control section outputs only the video picture signals of the particular channel for which the solo has been instructed.