Video signal processing method and device for performing intra-prediction for an encoding/decoding target block

BK Lee - US Patent 11,438,582, 2022 - Google Patents
A method for decoding a video according to the present invention may comprise: deriving a
plurality of reference sample lines for a current block, selecting at least two among the …

Temporal prediction of parameters in non-linear adaptive loop filter

L Zhang, K Zhang, H Liu, Y Wang - US Patent 11,233,995, 2022 - Google Patents
Devices, systems and methods for temporal prediction of parameters in non-linear adaptive
loop filtering are described. In an exemplary aspect, a method for visual media processing …

Adaptive loop filtering for video coding

H Liu, L Zhang, K Zhang, HC Chuang… - US Patent 11,611,747, 2023 - Google Patents
Devices, systems and methods for adaptive loop filtering are described. In an exemplary
aspect, a method for video processing includes performing, for a current video block of a …

Clipping parameter derivation in adaptive loop filter

L Zhang, K Zhang, H Liu, Y Wang - US Patent 11,303,894, 2022 - Google Patents
Devices, systems and methods for temporal prediction of parameters in non-linear adaptive
loop filtering are described. In an exemplary aspect, a method for visual media processing …

Use of virtual candidate prediction and weighted prediction in video processing

H Liu, L Zhang, K Zhang, Y Wang - US Patent 11,483,550, 2022 - Google Patents
A video processing method includes constructing, for a conversion between a current block
of a video and a bitstream representation of the video, a motion candidate list with at least …

Weighted prediction in video coding

H Liu, L Zhang, K Zhang, Y Wang - US Patent 11,509,927, 2022 - Google Patents
Hashimoto, T., et al.,“Non-CE4: Weighted prediction with BDOF and bi-prediction with CU
weights harmonization”, Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC …

Intra-frame prediction method and device

KB Kim - US Patent 11,528,505, 2022 - Google Patents
2020-12-22 Assigned to GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP.,
LTD. reassignment GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD …

Adaptive loop filtering for chroma components

L Zhang, N Zhang, K Zhang, H Liu, Y Wang - US Patent 11,477,449, 2022 - Google Patents
Devices, systems and methods related to management of syntax flags with respect chroma
formats in video processing are described. In one representative aspect, a video decoding …

Weighting factors for prediction sample filtering in intra mode

H Liu, L Zhang, K Zhang, J Xu, Y Wang - US Patent 11,533,477, 2022 - Google Patents
A video processing method is provided to include: deriving weighting factors for neighboring
samples of samples of a current video block of a video according to a rule; and performing a …

Template matching based intra prediction

L Li, X Li, S Liu - US Patent 12,015,765, 2024 - Google Patents
In a method of decoding, coded information of a coding unit (CU), a template region, and a
plurality of reference regions is received. The coded information includes a first syntax …