MX2021016161A - Metodo de decodificacion de imagen que comprende generar muestras de prediccion aplicando modo de prediccion determinada, y dispositivo para el mismo. - Google Patents

Metodo de decodificacion de imagen que comprende generar muestras de prediccion aplicando modo de prediccion determinada, y dispositivo para el mismo.

Info

Publication number
MX2021016161A
MX2021016161A MX2021016161A MX2021016161A MX2021016161A MX 2021016161 A MX2021016161 A MX 2021016161A MX 2021016161 A MX2021016161 A MX 2021016161A MX 2021016161 A MX2021016161 A MX 2021016161A MX 2021016161 A MX2021016161 A MX 2021016161A
Authority
MX
Mexico
Prior art keywords
decoding method
image decoding
device therefor
prediction mode
generating
Prior art date
Application number
MX2021016161A
Other languages
English (en)
Inventor
Naeri Park
Hyeongmoon Jang
Seunghwan Kim
Original Assignee
Lg Electronics Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Lg Electronics Inc filed Critical Lg Electronics Inc
Publication of MX2021016161A publication Critical patent/MX2021016161A/es

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised 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
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised 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 the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised 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 the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures

Abstract

De conformidad con la descripción del presente documento, cuando el tipo de inter predicción de un bloque actual indica bipredicción, la información ponderada del índice para candidatos en una lista de candidato de fusión o una lista del candidato de fusión de sub-bloque puede ser derivada, y de este modo se puede incrementar la eficiencia de codificación.
MX2021016161A 2019-06-19 2020-06-19 Metodo de decodificacion de imagen que comprende generar muestras de prediccion aplicando modo de prediccion determinada, y dispositivo para el mismo. MX2021016161A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962863807P 2019-06-19 2019-06-19
PCT/KR2020/007943 WO2020256453A1 (ko) 2019-06-19 2020-06-19 결정된 예측 모드를 적용하여 예측 샘플들을 생성하는 영상 디코딩 방법 및 그 장치

Publications (1)

Publication Number Publication Date
MX2021016161A true MX2021016161A (es) 2022-03-11

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MX2021016161A MX2021016161A (es) 2019-06-19 2020-06-19 Metodo de decodificacion de imagen que comprende generar muestras de prediccion aplicando modo de prediccion determinada, y dispositivo para el mismo.

Country Status (6)

Country Link
US (2) US11800112B2 (es)
JP (2) JP7460664B2 (es)
KR (1) KR20210158401A (es)
CN (1) CN114270821A (es)
MX (1) MX2021016161A (es)
WO (1) WO2020256453A1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024078331A1 (en) * 2022-10-14 2024-04-18 Mediatek Inc. Method and apparatus of subblock-based motion vector prediction with reordering and refinement in video coding

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3907999B1 (en) * 2010-09-02 2023-11-22 LG Electronics, Inc. Inter prediction
US9008170B2 (en) * 2011-05-10 2015-04-14 Qualcomm Incorporated Offset type and coefficients signaling method for sample adaptive offset
US9948951B2 (en) * 2012-12-26 2018-04-17 Sharp Kabushiki Kaisha Image decoding device which generates a predicted image of a target prediction unit
KR20150110357A (ko) * 2014-03-21 2015-10-02 주식회사 케이티 다시점 비디오 신호 처리 방법 및 장치
CN113228645A (zh) * 2018-12-28 2021-08-06 韩国电子通信研究院 图像编码/解码方法和装置以及存储有比特流的记录介质
MX2021008027A (es) * 2018-12-31 2021-08-05 Beijing Dajia Internet Information Tech Co Ltd Sistema y metodo de se?alizacion de modos de fusion de movimiento en codificacion de video.
KR102597617B1 (ko) * 2019-02-26 2023-11-03 애플 인크. 영상 신호 부호화/복호화 방법 및 이를 위한 장치
US11178414B2 (en) * 2019-02-27 2021-11-16 Mediatek Inc. Classification for multiple merge tools
CN113545041A (zh) * 2019-03-07 2021-10-22 数字洞察力有限公司 图像编码/解码方法和设备
WO2020216294A1 (zh) * 2019-04-25 2020-10-29 华为技术有限公司 图像预测方法、装置和计算机可读存储介质
US11109041B2 (en) * 2019-05-16 2021-08-31 Tencent America LLC Method and apparatus for video coding
US11611759B2 (en) * 2019-05-24 2023-03-21 Qualcomm Incorporated Merge mode coding for video coding
EP3954117A4 (en) * 2019-05-25 2022-06-08 Beijing Bytedance Network Technology Co., Ltd. ENCODING OF BLOCK VECTORS FOR INTRABLOCKCOPY ENCODED BLOCKS

Also Published As

Publication number Publication date
WO2020256453A1 (ko) 2020-12-24
JP7460664B2 (ja) 2024-04-02
JP2022538059A (ja) 2022-08-31
JP2024019432A (ja) 2024-02-09
CN114270821A (zh) 2022-04-01
US20220116612A1 (en) 2022-04-14
KR20210158401A (ko) 2021-12-30
US11800112B2 (en) 2023-10-24
US20240022727A1 (en) 2024-01-18

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