Patent ID: 11902585
Assignee: TENCENT AMERICA LLC
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 13:
14. A non-transitory computer readable medium having stored thereon a computer program for coding video data, the computer program configured to cause one or more computer processors to at least:
receive video data comprising one or more subpictures, the video data including a flag, signaled in a sequence parameter set, indicating whether to use a network abstraction unit (NAL) layer identifier as a subpicture identifier, where the subpicture identifier is signaled in a NAL unit header based on the flag indicating to use the NAL layer identifier, and the subpicture identifier is signaled in a slice header based on the flag indicating not to use the NAL layer identifier; and
decode the video data based on the subpicture identifier,
wherein a length of the subpicture identifier is signaled by the sequence parameter set.