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1. WO2020118247 - DERIVATION OF SPATIAL-TEMPORAL MOTION VECTORS PREDICTION IN VIDEO CODING

Publication Number WO/2020/118247
Publication Date 11.06.2020
International Application No. PCT/US2019/065059
International Filing Date 06.12.2019
IPC
H04N 19/52 2014.01
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
NPICTORIAL COMMUNICATION, e.g. TELEVISION
19Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
50using predictive coding
503involving temporal prediction
51Motion estimation or motion compensation
513Processing of motion vectors
517by encoding
52by predictive encoding
CPC
H04N 19/105
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
NPICTORIAL COMMUNICATION, e.g. TELEVISION
19Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
10using adaptive coding
102characterised by the element, parameter or selection affected or controlled by the adaptive coding
103Selection of coding mode or of prediction mode
105Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
H04N 19/109
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
NPICTORIAL COMMUNICATION, e.g. TELEVISION
19Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
10using adaptive coding
102characterised by the element, parameter or selection affected or controlled by the adaptive coding
103Selection of coding mode or of prediction mode
109among a plurality of temporal predictive coding modes
H04N 19/137
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
NPICTORIAL COMMUNICATION, e.g. TELEVISION
19Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
10using adaptive coding
134characterised by the element, parameter or criterion affecting or controlling the adaptive coding
136Incoming video signal characteristics or properties
137Motion inside a coding unit, e.g. average field, frame or block difference
H04N 19/159
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
NPICTORIAL COMMUNICATION, e.g. TELEVISION
19Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
10using adaptive coding
134characterised by the element, parameter or criterion affecting or controlling the adaptive coding
157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
159Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
H04N 19/167
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
NPICTORIAL COMMUNICATION, e.g. TELEVISION
19Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
10using adaptive coding
134characterised by the element, parameter or criterion affecting or controlling the adaptive coding
167Position within a video image, e.g. region of interest [ROI]
H04N 19/176
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
NPICTORIAL COMMUNICATION, e.g. TELEVISION
19Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
10using adaptive coding
169characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
17the unit being an image region, e.g. an object
176the region being a block, e.g. a macroblock
Applicants
  • QUALCOMM INCORPORATED [US]/[US]
Inventors
  • CHAO, Yung-Hsuan
  • RUSANOVSKYY, Dmytro
  • HAN, Yu
  • CHIEN, Wei-Jung
  • SEREGIN, Vadim
  • KARCZEWICZ, Marta
Agents
  • RICKENBRODE, John G.
Priority Data
16/705,17405.12.2019US
62/776,40206.12.2018US
Publication Language English (EN)
Filing Language English (EN)
Designated States
Title
(EN) DERIVATION OF SPATIAL-TEMPORAL MOTION VECTORS PREDICTION IN VIDEO CODING
(FR) DÉRIVATION DE PRÉDICTION DE VECTEURS DE MOUVEMENT SPATIO-TEMPORELS EN CODAGE VIDÉO
Abstract
(EN)
Embodiments include systems and methods of generating merge candidates for an inter-prediction mode of a video block. In particular, embodiments include methods of generating spatial-temporal motion vector predictor candidates. Embodiments may include video encoders and video decoders.
(FR)
Des modes de réalisation comprennent des systèmes et des procédés de génération de candidats de fusion pour un mode inter-prédiction d'un bloc vidéo. En particulier, des modes de réalisation comprennent des procédés de génération de candidats de prédiction de vecteurs de mouvement spatio-temporel. Des modes de réalisation peuvent comprendre des codeurs vidéo et des décodeurs vidéo.
Also published as
Latest bibliographic data on file with the International Bureau