Method and apparatus for performing primary transform based on filtering of blocks

X Zhao, L Zhao, X Li, S Liu - US Patent 11,134,275, 2021 - Google Patents
A method of video decoding for a decoder is provided. In the method, prediction information
of a current block in a current picture is decoded from a coded video bitstream, where the …

Method and apparatus for improved implicit transform selection

X Zhao, X Li, S Liu - US Patent 11,212,545, 2021 - Google Patents
According to an aspect of the disclosure, a method of video decoding for a decoder is
provided. In the method, transform block signaling information is acquired from a coded …

Intra prediction method and apparatus in image coding system

L Li, S Kim, J Heo - US Patent 11,509,891, 2022 - Google Patents
An image decoding method performed by a decoding appa ratus according to the present
disclosure comprises the steps of: obtaining a reference sample line index of a current block …

Chroma mode video coding

L Zhao, X Zhao, S Liu - US Patent 11,432,006, 2022 - Google Patents
A method, computer program, and computer system is provided for encoding or decoding
video data. Video data including a chroma component having a first nominal angle and first …

Complexity reduction for 32-p and 64-p LGT

MP Krishnan, X Zhao, S Liu - US Patent 11,310,504, 2022 - Google Patents
(Continued) Primary Examiner Reza Aghevli (74) Attorney, Agent, or Firm Sughrue Mion,
PLLC (57) ABSTRACT A method of coding image data performed by at least one processor …

Semi-decoupled partitioning for video coding

L Zhao, X Zhao, S Liu - US Patent 11,432,018, 2022 - Google Patents
A method, computer program, and computer system is provided for encoding or decoding
video data. Video data including a chroma component and a luma component is received. A …

Methods for efficient application of LGT

MP Krishnan, X Zhao, S Liu - US Patent 12,206,898, 2025 - Google Patents
A method of decoding image data is provided. The method may include generating a
dequantized block of an image based on a coded bitstream; determining whether to use one …

Methods for efficient application of LGT

MP Krishnan, X Zhao, S Liu - US Patent 11,856,225, 2023 - Google Patents
A method of decoding image data is provided. The method may include generating a
dequantized block of an image based on a coded bitstream; determining whether to use one …

Joint component secondary transform

X Zhao, S Yea, S Liu - US Patent 12,149,740, 2024 - Google Patents
A Method of decoding an encoded video bitstream using at least one processor includes:
obtaining an encoded video bitstream, the encoded video bitstream including encoded color …

Reference line for directional intra prediction

X Zhao, L Zhao, S Liu - US Patent 12,101,504, 2024 - Google Patents
Aspects of the disclosure include methods, apparatuses, and non-transitory computer-
readable storage mediums for video encoding/decoding. An apparatus includes processing …