Patent ID: 8730398
Filing Date: 2014-05-20
Classification: H04N

Abstract:
1. A video output apparatus that can carry out a composing processing of a plurality of video signals and output the composed video signal, the apparatus comprising: a plurality of input units that input the plurality of video signals and an auxiliary information for the video signals; a composition unit that stores the plurality of video signals that have been input to the plurality of input units in a storage unit, reads out the plurality of video signals from the storage unit, and composes the plurality of video signals; and a control unit that selects one video signal from among the plurality of video signals by comparing a priority orders corresponding to the auxiliary information of the plurality of video signals that have been input to the plurality of input units, and carries out synchronization control in which a frame frequency of the video signals that the composition unit has read out from the storage unit is synchronized with the frame frequency of the selected video signal.