Determining quantization parameter (QP) values and delta QP values for palette coded blocks in video coding

W Pu, JS Rojals, RL Joshi, M Karczewicz - US Patent 10,136,141, 2018 - Google Patents
Techniques are described for palette-based video coding. In palette-based coding, a video
coder may form a so-called “palette” as a table of colors for representing video data of a …

Determining application of deblocking filtering to palette coded blocks in video coding

W Pu, JS Rojals, RL Joshi, M Karczewicz - US Patent 9,924,175, 2018 - Google Patents
Techniques are described for palette-based video coding. In palette-based coding, a video
coder may form a so-called “palette” as a table of colors for representing video data of a …

Palette predictor initialization and merge for video coding

V Seregin, RL Joshi, M Karczewicz - US Patent 10,356,432, 2019 - Google Patents
A device for decoding video data includes a memory configured to store the video data; and
one or more processors configured to receive, in a picture parameter set (PPS), a first syntax …

Methods of palette based prediction for non-444 color format in video and image coding

S Liu, J Ye, X Xu, KIM Jungsun, LAI Wang-Lin… - US Patent …, 2019 - Google Patents
A method of video coding using palette coding mode for color video in a non-444 color
format is disclosed. The non-444 video data can be converted to the 444 format so that the …

Techniques for resource conservation during performance of intra block copy prediction searches

A Tourapis, DW Singer, H Guo, HJ Wu… - US Patent …, 2020 - Google Patents
Methods are described for encoding and decoding blocks of image data using intra block
copying (IBC). A source block for intra block copying is selected from a source region of a …

Color index coding for palette-based video coding

W Pu, M Karczewicz, JS Rojals, GUO Liwei… - US Patent …, 2019 - Google Patents
In palette-based coding, a video coder may form a so-called “palette” as a table of colors
representing the video data of a given block. The video coder may code index values for one …

Data compression and communication using machine learning

B Bhattacharyya - US Patent 11,216,742, 2022 - Google Patents
(57) ABSTRACT A method of communicating information, comprising mod eling a stream of
sensor data, to produce parameters of a predictive statistical model; communicating …

Methods for palette coding of image and video data

YC Sun, TD Chuang, HL Chou, CY Cheng… - US Patent …, 2019 - Google Patents
Methods of palette coding to reduce the required coding process are disclosed. According to
one method, smaller blocks are derived from a large block. The histogram of the large block …

Decoder, encoder, decoding method, encoding method, and codec system

YJ Chang, CL Lin, CC Lin, JS Tu - US Patent App. 14/872,155, 2016 - Google Patents
A method for decoding, a method for encoding, a codec (21) Appl. No.: 14/872,155 system, a
decoder and an encoder are provided. The method includes receiving a first flag …

Palette mode with different partition structures

W Zhu, J Xu, L Zhang, HC Chuang - US Patent 11,528,497, 2022 - Google Patents
Methods, systems, and devices for using palette mode with different partition structures are
described. An example method for video processing includes maintaining, for a conversion …