Patent ID: 11863795
Assignee: BYTEDANCE INC.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 15:
16. A non-transitory computer-readable recording medium storing a bitstream of a video which is generated by a method performed by a video processing apparatus, wherein the method comprises:
generating the bitstream of the video comprising one or more pictures in one or more video layers,
wherein the bitstream comprises a coded video sequence that includes one or more access units,
wherein the bitstream conforms to a first format rule that specifies that each access unit of the one or more access units that is a gradual decoding refresh access unit includes at least one picture for each video layer present in the coded video sequence, and
wherein each access unit that is the gradual decoding refresh access unit includes a prediction unit for each layer present in the coded video sequence, and wherein the prediction unit for each layer includes a coded picture that is a gradual decoding refresh picture.