US 12,231,665 B2
Encoder, decoder, encoding method, and decoding method
Kiyofumi Abe, Osaka (JP); Takahiro Nishi, Nara (JP); and Tadamasa Toma, Osaka (JP)
Assigned to PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA, Torrance, CA (US)
Filed by Panasonic Intellectual Property Corporation of America, Torrance, CA (US)
Filed on Nov. 10, 2022, as Appl. No. 17/984,675.
Application 17/984,675 is a continuation of application No. PCT/JP2021/018683, filed on May 17, 2021.
Claims priority of provisional application 63/044,098, filed on Jun. 25, 2020.
Claims priority of provisional application 63/026,930, filed on May 19, 2020.
Prior Publication US 2023/0074948 A1, Mar. 9, 2023
Int. Cl. H04N 19/39 (2014.01); H04N 19/88 (2014.01)
CPC H04N 19/39 (2014.11) [H04N 19/88 (2014.11)] 5 Claims
OG exemplary drawing
 
1. An encoder comprising:
circuitry; and
memory coupled to the circuitry, wherein
in operation, the circuitry:
encodes a plurality of pictures which have common time information and each of which is included in a different layer;
adds the plurality of pictures into one access unit in a bitstream; and
adds, into the bitstream, a first flag indicating that a total number of access units present in the bitstream is one.