CL2020002481A1 - Método y dispositivo de codificación/decodificación de imagen - Google Patents

Método y dispositivo de codificación/decodificación de imagen

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Publication number
CL2020002481A1
CL2020002481A1 CL2020002481A CL2020002481A CL2020002481A1 CL 2020002481 A1 CL2020002481 A1 CL 2020002481A1 CL 2020002481 A CL2020002481 A CL 2020002481A CL 2020002481 A CL2020002481 A CL 2020002481A CL 2020002481 A1 CL2020002481 A1 CL 2020002481A1
Authority
CL
Chile
Prior art keywords
reference pixel
accordance
present
decoding method
image encoding
Prior art date
Application number
CL2020002481A
Other languages
English (en)
Inventor
Ki Baek Kim
Original Assignee
Ki Baek Kim
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 Ki Baek Kim filed Critical Ki Baek Kim
Publication of CL2020002481A1 publication Critical patent/CL2020002481A1/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
    • H04N19/103—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
    • H04N19/102—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
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial 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
    • H04N19/10—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
    • H04N19/124—Quantisation
    • 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
    • H04N19/10—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
    • H04N19/186—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 a colour or a chrominance component
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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
    • 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
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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

Abstract

La presente invención se refiere a un método de predicción de imagen de conformidad con la presente invención que puede comprender: identificar una región de píxel de referencia diseñada para obtener información de correlación; determinar una configuración de procesamiento de píxel de referencia con base en la determinación de la disponibilidad de la región del píxel de referencia; y realizar intra predicción de conformidad con el procesamiento de píxel de referencia determinado. Como se describe anteriormente, realizar intra predicción con base en la disponibilidad de un píxel de referencia de conformidad con la presente invención, puede mejorar el desempeño de codificación.
CL2020002481A 2018-03-25 2020-09-25 Método y dispositivo de codificación/decodificación de imagen CL2020002481A1 (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR20180034174 2018-03-25
KR20180034882 2018-03-27
KR20180085679 2018-07-24

Publications (1)

Publication Number Publication Date
CL2020002481A1 true CL2020002481A1 (es) 2021-02-05

Family

ID=68062305

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2020002481A CL2020002481A1 (es) 2018-03-25 2020-09-25 Método y dispositivo de codificación/decodificación de imagen

Country Status (15)

Country Link
US (3) US11438577B2 (es)
EP (1) EP3780599A4 (es)
JP (2) JP2021523586A (es)
CN (1) CN112106356B (es)
AU (2) AU2019241823B2 (es)
CA (2) CA3095124C (es)
CL (1) CL2020002481A1 (es)
MX (2) MX2020009968A (es)
NZ (1) NZ769216A (es)
PE (1) PE20211000A1 (es)
PH (1) PH12020551398A1 (es)
RU (1) RU2752009C1 (es)
SG (1) SG11202009298TA (es)
WO (1) WO2019190140A1 (es)
ZA (2) ZA202005774B (es)

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CN115988205B (zh) * 2018-06-15 2024-03-01 华为技术有限公司 用于帧内预测的方法、装置
BR112020026879A2 (pt) 2018-06-29 2021-04-06 Huawei Technologies Co., Ltd. Dispositivo e método para intra predição
JP7410033B2 (ja) * 2018-08-20 2024-01-09 日本放送協会 符号化装置、復号装置及びプログラム
WO2021136508A1 (en) * 2019-12-31 2021-07-08 Beijing Bytedance Network Technology Co., Ltd. Inter-prediction with multiple-parameter model
CN116114245A (zh) * 2021-09-02 2023-05-12 辉达公司 在视频编码过程中视频帧的并行处理

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WO2012134046A2 (ko) * 2011-04-01 2012-10-04 주식회사 아이벡스피티홀딩스 동영상의 부호화 방법
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Also Published As

Publication number Publication date
CA3185207A1 (en) 2019-10-03
US11438577B2 (en) 2022-09-06
AU2019241823B2 (en) 2022-06-16
JP2023120392A (ja) 2023-08-29
PE20211000A1 (es) 2021-06-01
MX2020009968A (es) 2021-01-08
US20230388489A1 (en) 2023-11-30
AU2019241823A1 (en) 2020-11-19
US20230026091A1 (en) 2023-01-26
US11956425B2 (en) 2024-04-09
NZ769216A (en) 2022-04-29
AU2022228201A1 (en) 2022-10-06
EP3780599A4 (en) 2021-12-22
MX2023007729A (es) 2023-07-06
ZA202210139B (en) 2023-10-25
JP2021523586A (ja) 2021-09-02
WO2019190140A1 (ko) 2019-10-03
ZA202005774B (en) 2024-04-24
PH12020551398A1 (en) 2021-11-22
RU2752009C1 (ru) 2021-07-21
CN112106356B (zh) 2024-04-12
SG11202009298TA (en) 2020-12-30
CN112106356A (zh) 2020-12-18
CA3095124A1 (en) 2019-10-03
EP3780599A1 (en) 2021-02-17
CA3095124C (en) 2023-03-21
US20210021809A1 (en) 2021-01-21

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