Patent ID: 11902581
Assignee: ALIBABA GROUP HOLDING LIMITED
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 9:
10. An apparatus, comprising:
one or more memories storing a set of instructions; and
one or more processors configured to execute the set of instructions to cause the apparatus to perform:
reconstructing a plurality of luma samples associated with a picture; and
reconstructing a chroma block associated with the picture,
wherein in reconstructing the chroma block, the one or more processors are configured to execute the set of instructions to cause the apparatus to further perform:
determining whether the chroma block has non-zero residues; and
in response to a determination that the chroma block has one or more non-zero chroma residues, determining an averaged value of the plurality of reconstructed luma samples, and scaling residues of the chroma block based on the averaged value, prior to reconstructing the chroma block.