Intra BC and inter unification

P Chao, YK Wang, K Rapaka, V Seregin… - US Patent …, 2018 - Google Patents
In general, the disclosure describes techniques related to block vector coding for Intra Block
Copy and Inter modes. In one example, the disclosure is directed to a video coding device …

Rules for intra-picture prediction modes when wavefront parallel processing is enabled

B Li, J Xu - US Patent 10,812,817, 2020 - Google Patents
Various innovations facilitate the use of intra-picture prediction modes such as palette
prediction mode, intra block copy mode, intra line copy mode and intra string copy mode by …

Features of intra block copy prediction mode for video and image coding and decoding

B Li, J Xu, GJ Sullivan - US Patent 10,582,213, 2020 - Google Patents
Innovations in intra block copy (" BC”) prediction mode facilitate intra BC prediction that is
more effective in terms of rate-distortion performance and/or computational effi ciency of …

Unified intra block copy and inter prediction modes

B Li, JZ Xu - US Patent 10,785,486, 2020 - Google Patents
Innovations in unified intra block copy (“BC”) and inter prediction modes are presented. In
some example implementations, bitstream syntax, semantics of syntax elements and many …

Intra prediction of chroma blocks using the same vector

Y Chen, P Chao, L Zhang, JS Rojals… - US Patent …, 2018 - Google Patents
A device for coding video data is configured to: determine a coding unit of a picture of the
video data is coded using an intra block copy mode; determine a vector for a first chroma …

Block vector prediction in video and image coding/decoding

L Zhu, GJ Sullivan, J Xu, S Sankuratri… - US Patent …, 2019 - Google Patents
Innovations in the area of prediction of block vector (“BV”) values improve encoding or
decoding of blocks using intra block copy (“BC”) prediction. For example, some of the …

Intra block copy mode for screen content coding

X Xiu, Y Ye, Y He - US Patent 10,306,240, 2019 - Google Patents
A video block of a current picture may be coded in an intra block copy (IBC) mode. Weighted
prediction may be disabled for the IBC-coded screen content video block. Fractional block …

Intra prediction from a predictive block

GUO Liwei, P Chao, W Kim, W Pu, JS Rojals… - US Patent …, 2018 - Google Patents
Techniques coding video data, including a mode for intra prediction of blocks of video data
from predictive blocks of video data within the same picture, may include determining a …

360-degree video coding using face continuities

P Hanhart, Y He, Y Ye - US Patent App. 16/603,991, 2020 - Google Patents
A coding device (eg, that may be or may include encoder and/or decoder) may receive a
frame-packed picture of 380-degree video. The coding device may identify a face in the …

Intra block copy mode for screen content coding

X Xiu, Y Ye, Y He - US Patent 11,006,130, 2021 - Google Patents
A video block of a current picture may be coded in an intra block copy (IBC) mode. Weighted
prediction may be disabled for the IBC-coded screen content video block. Fractional block …