ENCODING DEVICE AND ENCODING METHOD Russian patent published in 2018 - IPC H04N19/70 H04N19/50 H04N19/177 

FIELD: physics.

SUBSTANCE: encoding device contains a circuit configured to: determine whether or not the current picture is the initial picture in the picture group; if the current picture is not the initial picture in the picture group, to set the reference information indicating whether the reference picture definition information is for the preceding picture that precedes the current picture for the use as the reference picture definition information for the current picture. The reference picture definition information is information defining the reference picture used to form the preceding picture; and to encode the reference information.

EFFECT: reducing the amount of information associated with information specifying the reference image.

16 cl, 72 dwg