Patent ID: 11962768
Assignee: HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 3:
4. The method of claim 1, wherein the method further comprising:
in response to determining that the ALF sequence control enabling flag of the SPS syntax indicates allowing the current sequence to enable ALF, and a PPS syntax indicates that an ALF syntax is present in a picture header, decoding an ALF picture header control enabling flag from a picture header syntax;
in response to determining that the ALF picture header control enabling flag of the picture header syntax indicates allowing a current picture to enable ALF, and the CCALF sequence control enabling flag of the SPS syntax indicates allowing the current sequence to enable CCALF, decoding a CCALF picture header control enabling flag from the picture header syntax.