Rules for intra-picture prediction modes when wavefront parallel processing is enabled
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 …
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
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 …
more effective in terms of rate-distortion performance and/or computational effi ciency of …
Adjustments to encoding and decoding when switching color spaces
Innovations in encoding or decoding when switching color spaces are presented. For
example, some of the innovations relate to signaling of control information for adaptive color …
example, some of the innovations relate to signaling of control information for adaptive color …
Unified intra block copy and inter prediction modes
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 …
some example implementations, bitstream syntax, semantics of syntax elements and many …
Block vector prediction in video and image coding/decoding
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 …
decoding of blocks using intra block copy (“BC”) prediction. For example, some of the …
Concept of using one or multiple look up tables to store motion information of previously coded in order and use them to code following blocks
Devices, systems and methods for coding video using one or more tables to store motion
information and process subsequent blocks are described. In one aspect, a video coding …
information and process subsequent blocks are described. In one aspect, a video coding …
Concept of using one or multiple look up tables to store motion information of previously coded in order and use them to code following blocks
Devices, systems and methods for coding video using one or more tables to store motion
information and processing subsequent blocks are described. In one aspect, a video coding …
information and processing subsequent blocks are described. In one aspect, a video coding …
Encoder-side options for intra block copy prediction mode for video and image coding
Innovations in encoder-side options for intra block copy (“BC”) prediction mode facilitate
intra BC prediction that is more effective in terms of rate-distortion performance and/or …
intra BC prediction that is more effective in terms of rate-distortion performance and/or …
Constraints on locations of reference blocks for intra block copy prediction
Y Zhou, CL Lin, MC Lee - US Patent 10,986,349, 2021 - Google Patents
When encoding/decoding a current block of a current picture using intra block copy (“BC”)
prediction, the location of a reference block is constrained so that it can be entirely within an …
prediction, the location of a reference block is constrained so that it can be entirely within an …
Image decoding method, image coding method, image decoding apparatus, image coding apparatus, and image coding and decoding apparatus
H Sasai, T Nishi, Y Shibahara, T Sugio… - US Patent …, 2016 - Google Patents
The image decoding method includes: determining a context for use in a current block to be
processed, from among a plurality of contexts; and performing arithmetic decoding on a bit …
processed, from among a plurality of contexts; and performing arithmetic decoding on a bit …