Patent ID: 11909974
Assignee: INTERDIGITAL VC HOLDINGS, INC.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 8:
9. A device comprising:
a non-transitory computer readable medium storing a plurality of pre-determined chroma quantization parameters tables; and
one or more processors configured to:
select, for a block of an image, a chroma quantization parameters table from amongst the plurality of pre-determined chroma quantization parameters tables based on an encoding performance level;
encode said block based on the selected chroma quantization parameters table, wherein the encoding comprises quantizing chroma values of said block according to said at least one value of the selected chroma quantization parameters table; and
generate a bitstream comprising at least said encoded block and high-level syntax information comprising a flag representative of the encoding performance level.